[2] | 1 | # dns/trunk/DNSDB.pm
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| 2 | # Abstraction functions for DNS administration
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[262] | 3 | ##
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| 4 | # $Id: DNSDB.pm 397 2012-10-02 22:15:38Z kdeugau $
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[320] | 5 | # Copyright 2008-2012 Kris Deugau <kdeugau@deepnet.cx>
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[262] | 6 | #
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| 7 | # This program is free software: you can redistribute it and/or modify
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| 8 | # it under the terms of the GNU General Public License as published by
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| 9 | # the Free Software Foundation, either version 3 of the License, or
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| 10 | # (at your option) any later version.
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| 11 | #
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| 12 | # This program is distributed in the hope that it will be useful,
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| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | # GNU General Public License for more details.
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| 16 | #
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| 17 | # You should have received a copy of the GNU General Public License
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| 18 | # along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 19 | ##
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[2] | 20 |
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| 21 | package DNSDB;
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| 22 |
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| 23 | use strict;
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| 24 | use warnings;
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| 25 | use Exporter;
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| 26 | use DBI;
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[33] | 27 | use Net::DNS;
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[65] | 28 | use Crypt::PasswdMD5;
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[198] | 29 | use Net::SMTP;
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[226] | 30 | use NetAddr::IP qw(:lower);
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[198] | 31 | use POSIX;
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[368] | 32 | use Fcntl qw(:flock);
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| 33 |
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[2] | 34 | use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
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| 35 |
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[321] | 36 | $VERSION = 1.1; ##VERSION##
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[2] | 37 | @ISA = qw(Exporter);
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| 38 | @EXPORT_OK = qw(
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[279] | 39 | &initGlobals &login &initActionLog
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[67] | 40 | &initPermissions &getPermissions &changePermissions &comparePermissions
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[112] | 41 | &changeGroup
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[128] | 42 | &loadConfig &connectDB &finish
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[276] | 43 | &addDomain &delZone &domainName &revName &domainID &revID &addRDNS
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[383] | 44 | &getZoneCount &getZoneList &getZoneLocation
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[22] | 45 | &addGroup &delGroup &getChildren &groupName
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[314] | 46 | &getGroupCount &getGroupList
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[83] | 47 | &addUser &updateUser &delUser &userFullName &userStatus &getUserData
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[326] | 48 | &getUserCount &getUserList &getUserDropdown
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[375] | 49 | &addLoc &updateLoc &delLoc &getLoc
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[370] | 50 | &getLocCount &getLocList &getLocDropdown
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[277] | 51 | &getSOA &updateSOA &getRecLine &getDomRecs &getRecCount
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[22] | 52 | &addRec &updateRec &delRec
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[323] | 53 | &getLogCount &getLogEntries
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[225] | 54 | &getTypelist
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[254] | 55 | &parentID
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[117] | 56 | &isParent
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[275] | 57 | &zoneStatus &importAXFR
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[103] | 58 | &export
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[197] | 59 | &mailNotify
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[128] | 60 | %typemap %reverse_typemap %config
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[390] | 61 | %permissions @permtypes $permlist %permchains
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[2] | 62 | );
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| 63 |
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| 64 | @EXPORT = (); # Export nothing by default.
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| 65 | %EXPORT_TAGS = ( ALL => [qw(
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[279] | 66 | &initGlobals &login &initActionLog
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[67] | 67 | &initPermissions &getPermissions &changePermissions &comparePermissions
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[112] | 68 | &changeGroup
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[128] | 69 | &loadConfig &connectDB &finish
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[276] | 70 | &addDomain &delZone &domainName &revName &domainID &revID &addRDNS
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[383] | 71 | &getZoneCount &getZoneList &getZoneLocation
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[22] | 72 | &addGroup &delGroup &getChildren &groupName
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[314] | 73 | &getGroupCount &getGroupList
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[83] | 74 | &addUser &updateUser &delUser &userFullName &userStatus &getUserData
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[326] | 75 | &getUserCount &getUserList &getUserDropdown
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[375] | 76 | &addLoc &updateLoc &delLoc &getLoc
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[370] | 77 | &getLocCount &getLocList &getLocDropdown
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[277] | 78 | &getSOA &updateSOA &getRecLine &getDomRecs &getRecCount
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[22] | 79 | &addRec &updateRec &delRec
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[323] | 80 | &getLogCount &getLogEntries
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[225] | 81 | &getTypelist
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[254] | 82 | &parentID
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[117] | 83 | &isParent
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[275] | 84 | &zoneStatus &importAXFR
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[103] | 85 | &export
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[197] | 86 | &mailNotify
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[128] | 87 | %typemap %reverse_typemap %config
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[390] | 88 | %permissions @permtypes $permlist %permchains
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[2] | 89 | )]
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| 90 | );
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| 91 |
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| 92 | our $group = 1;
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| 93 | our $errstr = '';
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[283] | 94 | our $resultstr = '';
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[2] | 95 |
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| 96 | # Halfway sane defaults for SOA, TTL, etc.
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[101] | 97 | # serial defaults to 0 for convenience.
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| 98 | # value will be either YYYYMMDDNN for BIND/etc, or auto-internal for tinydns
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[2] | 99 | our %def = qw (
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| 100 | contact hostmaster.DOMAIN
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| 101 | prins ns1.myserver.com
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[101] | 102 | serial 0
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[2] | 103 | soattl 86400
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| 104 | refresh 10800
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| 105 | retry 3600
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| 106 | expire 604800
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| 107 | minttl 10800
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| 108 | ttl 10800
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| 109 | );
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| 110 |
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[66] | 111 | # Arguably defined wholly in the db, but little reason to change without supporting code changes
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[370] | 112 | # group_view, user_view permissions? separate rDNS permission(s)?
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[66] | 113 | our @permtypes = qw (
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| 114 | group_edit group_create group_delete
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| 115 | user_edit user_create user_delete
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| 116 | domain_edit domain_create domain_delete
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[387] | 117 | record_edit record_create record_delete record_locchg
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[370] | 118 | location_edit location_create location_delete location_view
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[66] | 119 | self_edit admin
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| 120 | );
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| 121 | our $permlist = join(',',@permtypes);
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| 122 |
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[390] | 123 | # Some permissions more or less require certain others.
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| 124 | our %permchains = (
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| 125 | user_edit => 'self_edit',
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| 126 | location_edit => 'location_view',
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| 127 | location_create => 'location_view',
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| 128 | location_delete => 'location_view',
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| 129 | record_locchg => 'location_view',
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| 130 | );
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| 131 |
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[2] | 132 | # DNS record type map and reverse map.
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| 133 | # loaded from the database, from http://www.iana.org/assignments/dns-parameters
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| 134 | our %typemap;
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| 135 | our %reverse_typemap;
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| 136 |
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[65] | 137 | our %permissions;
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[55] | 138 |
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[128] | 139 | # Prepopulate a basic config. Note some of these *will* cause errors if left unset.
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[195] | 140 | # note: add appropriate stanzas in loadConfig to parse these
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[128] | 141 | our %config = (
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| 142 | # Database connection info
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| 143 | dbname => 'dnsdb',
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| 144 | dbuser => 'dnsdb',
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| 145 | dbpass => 'secret',
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| 146 | dbhost => '',
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| 147 |
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| 148 | # Email notice settings
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| 149 | mailhost => 'smtp.example.com',
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[195] | 150 | mailnotify => 'dnsdb@example.com', # to
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| 151 | mailsender => 'dnsdb@example.com', # from
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[128] | 152 | mailname => 'DNS Administration',
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[195] | 153 | orgname => 'Example Corp',
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| 154 | domain => 'example.com',
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[128] | 155 |
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| 156 | # Template directory
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| 157 | templatedir => 'templates/',
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| 158 | # fmeh. this is a real web path, not a logical internal one. hm..
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[163] | 159 | # cssdir => 'templates/',
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[216] | 160 | sessiondir => 'session/',
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[368] | 161 | exportcache => 'cache/',
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[163] | 162 |
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| 163 | # Session params
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[195] | 164 | timeout => '3600', # 1 hour default
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| 165 |
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| 166 | # Other miscellanea
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| 167 | log_failures => 1, # log all evarthing by default
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[201] | 168 | perpage => 15,
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[128] | 169 | );
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| 170 |
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[228] | 171 | ## (Semi)private variables
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[278] | 172 |
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[228] | 173 | # Hash of functions for validating record types. Filled in initGlobals() since
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| 174 | # it relies on visibility flags from the rectypes table in the DB
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| 175 | my %validators;
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[128] | 176 |
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[278] | 177 | # Username, full name, ID - mainly for logging
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| 178 | my %userdata;
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[228] | 179 |
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[295] | 180 | # Entity-relationship reference hashes.
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| 181 | my %par_tbl = (
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| 182 | group => 'groups',
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| 183 | user => 'users',
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| 184 | defrec => 'default_records',
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| 185 | defrevrec => 'default_rev_records',
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| 186 | domain => 'domains',
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| 187 | revzone => 'revzones',
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| 188 | record => 'records'
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| 189 | );
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| 190 | my %id_col = (
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| 191 | group => 'group_id',
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| 192 | user => 'user_id',
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| 193 | defrec => 'record_id',
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| 194 | defrevrec => 'record_id',
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| 195 | domain => 'domain_id',
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| 196 | revzone => 'rdns_id',
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| 197 | record => 'record_id'
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| 198 | );
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| 199 | my %par_col = (
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| 200 | group => 'parent_group_id',
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| 201 | user => 'group_id',
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| 202 | defrec => 'group_id',
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| 203 | defrevrec => 'group_id',
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| 204 | domain => 'group_id',
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| 205 | revzone => 'group_id',
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| 206 | record => 'domain_id'
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| 207 | );
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| 208 | my %par_type = (
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| 209 | group => 'group',
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| 210 | user => 'group',
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| 211 | defrec => 'group',
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| 212 | defrevrec => 'group',
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| 213 | domain => 'group',
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| 214 | revzone => 'group',
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| 215 | record => 'domain'
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| 216 | );
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[278] | 217 |
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[2] | 218 | ##
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[225] | 219 | ## utility functions
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[281] | 220 | ##
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| 221 |
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| 222 | ## DNSDB::_rectable()
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[224] | 223 | # Takes default+rdns flags, returns appropriate table name
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| 224 | sub _rectable {
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| 225 | my $def = shift;
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| 226 | my $rev = shift;
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| 227 |
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| 228 | return 'records' if $def ne 'y';
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| 229 | return 'default_records' if $rev ne 'y';
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| 230 | return 'default_rev_records';
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| 231 | } # end _rectable()
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| 232 |
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[281] | 233 | ## DNSDB::_recparent()
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[224] | 234 | # Takes default+rdns flags, returns appropriate parent-id column name
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| 235 | sub _recparent {
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| 236 | my $def = shift;
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| 237 | my $rev = shift;
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| 238 |
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| 239 | return 'group_id' if $def eq 'y';
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| 240 | return 'rdns_id' if $rev eq 'y';
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| 241 | return 'domain_id';
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| 242 | } # end _recparent()
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| 243 |
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[281] | 244 | ## DNSDB::_ipparent()
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[226] | 245 | # Check an IP to be added in a reverse zone to see if it's really in the requested parent.
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| 246 | # Takes a database handle, default and reverse flags, IP (fragment) to check, parent zone ID,
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| 247 | # and a reference to a NetAddr::IP object (also used to pass back a fully-reconstructed IP for
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| 248 | # database insertion)
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| 249 | sub _ipparent {
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| 250 | my $dbh = shift;
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| 251 | my $defrec = shift;
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| 252 | my $revrec = shift;
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| 253 | my $val = shift;
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| 254 | my $id = shift;
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| 255 | my $addr = shift;
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[224] | 256 |
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[232] | 257 | return if $revrec ne 'y'; # this sub not useful in forward zones
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| 258 |
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| 259 | $$addr = NetAddr::IP->new($$val); #necessary?
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| 260 |
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[226] | 261 | # subsub to split, reverse, and overlay an IP fragment on a netblock
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| 262 | sub __rev_overlay {
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| 263 | my $splitme = shift; # ':' or '.', m'lud?
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| 264 | my $parnet = shift;
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| 265 | my $val = shift;
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| 266 | my $addr = shift;
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| 267 |
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| 268 | my $joinme = $splitme;
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| 269 | $splitme = '\.' if $splitme eq '.';
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[232] | 270 | my @working = reverse(split($splitme, $parnet->addr));
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| 271 | my @parts = reverse(split($splitme, $$val));
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[226] | 272 | for (my $i = 0; $i <= $#parts; $i++) {
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| 273 | $working[$i] = $parts[$i];
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| 274 | }
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[232] | 275 | my $checkme = NetAddr::IP->new(join($joinme, reverse(@working))) or return 0;
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| 276 | return 0 unless $checkme->within($parnet);
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[226] | 277 | $$addr = $checkme; # force "correct" IP to be recorded.
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| 278 | return 1;
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| 279 | }
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| 280 |
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| 281 | my ($parstr) = $dbh->selectrow_array("SELECT revnet FROM revzones WHERE rdns_id = ?", undef, ($id));
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| 282 | my $parnet = NetAddr::IP->new($parstr);
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| 283 |
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| 284 | # Fail early on v6-in-v4 or v4-in-v6. We're not accepting these ATM.
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[232] | 285 | return 0 if $parnet->addr =~ /\./ && $$val =~ /:/;
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| 286 | return 0 if $parnet->addr =~ /:/ && $$val =~ /\./;
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[226] | 287 |
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[340] | 288 | if ($$addr && ($$val =~ /^[\da-fA-F][\da-fA-F:]+[\da-fA-F]$/ || $$val =~ m|/\d+$|)) {
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| 289 | # the only case where NetAddr::IP's acceptance of legitimate IPs is "correct" is for a proper IPv6 address,
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| 290 | # or a netblock (only expected on templates)
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[232] | 291 | # the rest we have to restructure before fiddling. *sigh*
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| 292 | return 1 if $$addr->within($parnet);
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| 293 | } else {
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[340] | 294 | # We don't have a complete IP in $$val (yet)... unless we have a netblock
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[232] | 295 | if ($parnet->addr =~ /:/) {
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| 296 | $$val =~ s/^:+//; # gotta strip'em all...
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[226] | 297 | return __rev_overlay(':', $parnet, $val, $addr);
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| 298 | }
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[232] | 299 | if ($parnet->addr =~ /\./) {
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| 300 | $$val =~ s/^\.+//;
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| 301 | return __rev_overlay('.', $parnet, $val, $addr);
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| 302 | }
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[226] | 303 | # should be impossible to get here...
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| 304 | }
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| 305 | # ... and here.
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| 306 | # can't do nuttin' in forward zones
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| 307 | } # end _ipparent()
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| 308 |
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[281] | 309 | ## DNSDB::_hostparent()
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[232] | 310 | # A little different than _ipparent above; this tries to *find* the parent zone of a hostname
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[281] | 311 | # Takes a database handle and hostname.
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| 312 | # Returns the domain ID of the parent domain if one was found.
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[232] | 313 | sub _hostparent {
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| 314 | my $dbh = shift;
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| 315 | my $hname = shift;
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[347] | 316 |
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| 317 | $hname =~ s/^\*\.//; # this should be impossible to find in the domains table.
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[232] | 318 | my @hostbits = split /\./, $hname;
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[349] | 319 | my $sth = $dbh->prepare("SELECT count(*),domain_id FROM domains WHERE lower(domain) = lower(?) GROUP BY domain_id");
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[232] | 320 | foreach (@hostbits) {
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| 321 | $sth->execute($hname);
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| 322 | my ($found, $parid) = $sth->fetchrow_array;
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| 323 | if ($found) {
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| 324 | return $parid;
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| 325 | }
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| 326 | $hname =~ s/^$_\.//;
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| 327 | }
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| 328 | } # end _hostparent()
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[228] | 329 |
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[281] | 330 | ## DNSDB::_log()
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| 331 | # Log an action
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| 332 | # Takes a database handle and log entry hash containing at least:
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[282] | 333 | # group_id, log entry
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[281] | 334 | # and optionally one or more of:
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| 335 | # domain_id, rdns_id
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[282] | 336 | # The %userdata hash provides the user ID, username, and fullname
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[281] | 337 | sub _log {
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| 338 | my $dbh = shift;
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| 339 |
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| 340 | my %args = @_;
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| 341 |
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| 342 | $args{rdns_id} = 0 if !$args{rdns_id};
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| 343 | $args{domain_id} = 0 if !$args{domain_id};
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| 344 |
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| 345 | ##fixme: farm out the actual logging to different subs for file, syslog, internal, etc based on config
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| 346 | # if ($config{log_channel} eq 'sql') {
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| 347 | $dbh->do("INSERT INTO log (domain_id,rdns_id,group_id,entry,user_id,email,name) VALUES (?,?,?,?,?,?,?)",
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| 348 | undef,
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| 349 | ($args{domain_id}, $args{rdns_id}, $args{group_id}, $args{entry},
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| 350 | $userdata{userid}, $userdata{username}, $userdata{fullname}) );
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| 351 | # } elsif ($config{log_channel} eq 'file') {
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| 352 | # } elsif ($config{log_channel} eq 'syslog') {
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| 353 | # }
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| 354 | } # end _log
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| 355 |
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| 356 |
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[224] | 357 | ##
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[228] | 358 | ## Record validation subs.
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| 359 | ##
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| 360 |
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[281] | 361 | ## All of these subs take substantially the same arguments:
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| 362 | # a database handle
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| 363 | # a hash containing at least the following keys:
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| 364 | # - defrec (default/live flag)
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| 365 | # - revrec (forward/reverse flag)
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| 366 | # - id (parent entity ID)
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| 367 | # - host (hostname)
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| 368 | # - rectype
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| 369 | # - val (IP, hostname [CNAME/MX/SRV] or text)
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| 370 | # - addr (NetAddr::IP object from val. May be undef.)
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| 371 | # MX and SRV record validation also expect distance, and SRV records expect weight and port as well.
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| 372 | # host, rectype, and addr should be references as these may be modified in validation
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| 373 |
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[228] | 374 | # A record
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| 375 | sub _validate_1 {
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[229] | 376 | my $dbh = shift;
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| 377 |
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[230] | 378 | my %args = @_;
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[229] | 379 |
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[230] | 380 | return ('FAIL', 'Reverse zones cannot contain A records') if $args{revrec} eq 'y';
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[229] | 381 |
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| 382 | # Coerce all hostnames to end in ".DOMAIN" for group/default records,
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| 383 | # or the intended parent domain for live records.
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[230] | 384 | my $pname = ($args{defrec} eq 'y' ? 'DOMAIN' : domainName($dbh,$args{id}));
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| 385 | ${$args{host}} =~ s/\.*$/\.$pname/ if ${$args{host}} !~ /$pname$/;
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[229] | 386 |
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| 387 | # Check IP is well-formed, and that it's a v4 address
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[234] | 388 | # Fail on "compact" IPv4 variants, because they are not consistent and predictable.
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[232] | 389 | return ('FAIL',"$typemap{${$args{rectype}}} record must be a valid IPv4 address")
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[234] | 390 | unless ${$args{val}} =~ /^\d+\.\d+\.\d+\.\d+$/;
|
---|
| 391 | return ('FAIL',"$typemap{${$args{rectype}}} record must be a valid IPv4 address")
|
---|
[230] | 392 | unless $args{addr} && !$args{addr}->{isv6};
|
---|
[229] | 393 | # coerce IP/value to normalized form for storage
|
---|
[230] | 394 | ${$args{val}} = $args{addr}->addr;
|
---|
[229] | 395 |
|
---|
[228] | 396 | return ('OK','OK');
|
---|
| 397 | } # done A record
|
---|
| 398 |
|
---|
| 399 | # NS record
|
---|
| 400 | sub _validate_2 {
|
---|
[230] | 401 | my $dbh = shift;
|
---|
| 402 |
|
---|
| 403 | my %args = @_;
|
---|
| 404 |
|
---|
[328] | 405 | # Check that the target of the record is within the parent.
|
---|
| 406 | # Yes, host<->val are mixed up here; can't see a way to avoid it. :(
|
---|
| 407 | if ($args{defrec} eq 'n') {
|
---|
| 408 | # Check if IP/address/zone/"subzone" is within the parent
|
---|
| 409 | if ($args{revrec} eq 'y') {
|
---|
| 410 | my $tmpip = NetAddr::IP->new(${$args{val}});
|
---|
| 411 | my $pname = revName($dbh,$args{id});
|
---|
| 412 | return ('FAIL',"${$args{val}} not within $pname")
|
---|
| 413 | unless _ipparent($dbh, $args{defrec}, $args{revrec}, $args{val}, $args{id}, \$tmpip);
|
---|
| 414 | # Sub the returned thing for ZONE? This could get stupid if you have typos...
|
---|
| 415 | ${$args{val}} =~ s/ZONE/$tmpip->address/;
|
---|
| 416 | } else {
|
---|
| 417 | my $pname = domainName($dbh,$args{id});
|
---|
| 418 | ${$args{host}} = $pname if ${$args{host}} !~ /\.$pname$/;
|
---|
| 419 | }
|
---|
[230] | 420 | } else {
|
---|
[328] | 421 | # Default reverse NS records should always refer to the implied parent
|
---|
| 422 | ${$args{host}} = 'DOMAIN' if $args{revrec} eq 'n';
|
---|
| 423 | ${$args{val}} = 'ZONE' if $args{revrec} eq 'y';
|
---|
[230] | 424 | }
|
---|
| 425 |
|
---|
| 426 | # Let this lie for now. Needs more magic.
|
---|
| 427 | # # Check IP is well-formed, and that it's a v4 address
|
---|
| 428 | # return ('FAIL',"A record must be a valid IPv4 address")
|
---|
| 429 | # unless $addr && !$addr->{isv6};
|
---|
| 430 | # # coerce IP/value to normalized form for storage
|
---|
| 431 | # $$val = $addr->addr;
|
---|
| 432 |
|
---|
[228] | 433 | return ('OK','OK');
|
---|
| 434 | } # done NS record
|
---|
| 435 |
|
---|
| 436 | # CNAME record
|
---|
| 437 | sub _validate_5 {
|
---|
[230] | 438 | my $dbh = shift;
|
---|
| 439 |
|
---|
| 440 | my %args = @_;
|
---|
| 441 |
|
---|
| 442 | # Not really true, but these are only useful for delegating smaller-than-/24 IP blocks.
|
---|
| 443 | # This is fundamentally a messy operation and should really just be taken care of by the
|
---|
| 444 | # export process, not manual maintenance of the necessary records.
|
---|
| 445 | return ('FAIL', 'Reverse zones cannot contain CNAME records') if $args{revrec} eq 'y';
|
---|
| 446 |
|
---|
| 447 | # Coerce all hostnames to end in ".DOMAIN" for group/default records,
|
---|
| 448 | # or the intended parent domain for live records.
|
---|
| 449 | my $pname = ($args{defrec} eq 'y' ? 'DOMAIN' : domainName($dbh,$args{id}));
|
---|
| 450 | ${$args{host}} =~ s/\.*$/\.$pname/ if ${$args{host}} !~ /$pname$/;
|
---|
| 451 |
|
---|
[228] | 452 | return ('OK','OK');
|
---|
| 453 | } # done CNAME record
|
---|
| 454 |
|
---|
| 455 | # SOA record
|
---|
| 456 | sub _validate_6 {
|
---|
[230] | 457 | # Smart monkeys won't stick their fingers in here; we have
|
---|
| 458 | # separate dedicated routines to deal with SOA records.
|
---|
[228] | 459 | return ('OK','OK');
|
---|
| 460 | } # done SOA record
|
---|
| 461 |
|
---|
| 462 | # PTR record
|
---|
| 463 | sub _validate_12 {
|
---|
[232] | 464 | my $dbh = shift;
|
---|
| 465 |
|
---|
| 466 | my %args = @_;
|
---|
| 467 |
|
---|
| 468 | if ($args{revrec} eq 'y') {
|
---|
| 469 | if ($args{defrec} eq 'n') {
|
---|
| 470 | return ('FAIL', "IP or IP fragment ${$args{val}} is not within ".revName($dbh, $args{id}))
|
---|
| 471 | unless _ipparent($dbh, $args{defrec}, $args{revrec}, $args{val}, $args{id}, \$args{addr});
|
---|
| 472 | ${$args{val}} = $args{addr}->addr;
|
---|
| 473 | } else {
|
---|
[234] | 474 | if (${$args{val}} =~ /\./) {
|
---|
| 475 | # looks like a v4 or fragment
|
---|
| 476 | if (${$args{val}} =~ /^\d+\.\d+\.\d+\.\d+$/) {
|
---|
| 477 | # woo! a complete IP! validate it and normalize, or fail.
|
---|
| 478 | $args{addr} = NetAddr::IP->new(${$args{val}})
|
---|
| 479 | or return ('FAIL', "IP/value looks like IPv4 but isn't valid");
|
---|
| 480 | ${$args{val}} = $args{addr}->addr;
|
---|
| 481 | } else {
|
---|
[249] | 482 | ${$args{val}} =~ s/^\.*/ZONE./ unless ${$args{val}} =~ /^ZONE/;
|
---|
[234] | 483 | }
|
---|
| 484 | } elsif (${$args{val}} =~ /[a-f:]/) {
|
---|
| 485 | # looks like a v6 or fragment
|
---|
[251] | 486 | ${$args{val}} =~ s/^:*/ZONE::/ if !$args{addr} && ${$args{val}} !~ /^ZONE/;
|
---|
[234] | 487 | if ($args{addr}) {
|
---|
| 488 | if ($args{addr}->addr =~ /^0/) {
|
---|
[251] | 489 | ${$args{val}} =~ s/^:*/ZONE::/ unless ${$args{val}} =~ /^ZONE/;
|
---|
[234] | 490 | } else {
|
---|
| 491 | ${$args{val}} = $args{addr}->addr;
|
---|
| 492 | }
|
---|
| 493 | }
|
---|
| 494 | } else {
|
---|
| 495 | # bare number (probably). These could be v4 or v6, so we'll
|
---|
| 496 | # expand on these on creation of a reverse zone.
|
---|
[251] | 497 | ${$args{val}} = "ZONE,${$args{val}}" unless ${$args{val}} =~ /^ZONE/;
|
---|
[234] | 498 | }
|
---|
[249] | 499 | ${$args{host}} =~ s/\.*$/\.$config{domain}/ if ${$args{host}} !~ /(?:$config{domain}|ADMINDOMAIN)$/;
|
---|
[232] | 500 | }
|
---|
| 501 |
|
---|
| 502 | # Multiple PTR records do NOT generally do what most people believe they do,
|
---|
| 503 | # and tend to fail in the most awkward way possible. Check and warn.
|
---|
| 504 | # We use $val instead of $addr->addr since we may be in a defrec, and may have eg "ZONE::42" or "ZONE.12"
|
---|
[249] | 505 |
|
---|
| 506 | my @checkvals = (${$args{val}});
|
---|
| 507 | if (${$args{val}} =~ /,/) {
|
---|
| 508 | # push . and :: variants into checkvals if val has ,
|
---|
| 509 | my $tmp;
|
---|
| 510 | ($tmp = ${$args{val}}) =~ s/,/./;
|
---|
| 511 | push @checkvals, $tmp;
|
---|
| 512 | ($tmp = ${$args{val}}) =~ s/,/::/;
|
---|
| 513 | push @checkvals, $tmp;
|
---|
| 514 | }
|
---|
| 515 | my $pcsth = $dbh->prepare("SELECT count(*) FROM "._rectable($args{defrec},$args{revrec})." WHERE val = ?");
|
---|
| 516 | foreach my $checkme (@checkvals) {
|
---|
[272] | 517 | if ($args{update}) {
|
---|
| 518 | # Record update. There should usually be an existing PTR (the record being updated)
|
---|
| 519 | my @ptrs = @{ $dbh->selectcol_arrayref("SELECT record_id FROM "._rectable($args{defrec},$args{revrec}).
|
---|
| 520 | " WHERE val = ?", undef, ($checkme)) };
|
---|
| 521 | return ('WARN', "PTR record for $checkme already exists; adding another will probably not do what you want")
|
---|
[273] | 522 | if @ptrs && (!grep /^$args{update}$/, @ptrs);
|
---|
[272] | 523 | } else {
|
---|
| 524 | # New record. Always warn if a PTR exists
|
---|
| 525 | my ($ptrcount) = $dbh->selectrow_array("SELECT count(*) FROM "._rectable($args{defrec},$args{revrec}).
|
---|
| 526 | " WHERE val = ?", undef, ($checkme));
|
---|
| 527 | return ('WARN', "PTR record for $checkme already exists; adding another will probably not do what you want")
|
---|
| 528 | if $ptrcount;
|
---|
| 529 | }
|
---|
[249] | 530 | }
|
---|
[272] | 531 |
|
---|
[232] | 532 | } else {
|
---|
| 533 | # Not absolutely true but only useful if you hack things up for sub-/24 v4 reverse delegations
|
---|
| 534 | # Simpler to just create the reverse zone and grant access for the customer to edit it, and create direct
|
---|
| 535 | # PTR records on export
|
---|
| 536 | return ('FAIL',"Forward zones cannot contain PTR records");
|
---|
| 537 | }
|
---|
| 538 |
|
---|
[228] | 539 | return ('OK','OK');
|
---|
| 540 | } # done PTR record
|
---|
| 541 |
|
---|
| 542 | # MX record
|
---|
| 543 | sub _validate_15 {
|
---|
[230] | 544 | my $dbh = shift;
|
---|
| 545 |
|
---|
| 546 | my %args = @_;
|
---|
| 547 |
|
---|
| 548 | # Not absolutely true but WTF use is an MX record for a reverse zone?
|
---|
| 549 | return ('FAIL', 'Reverse zones cannot contain MX records') if $args{revrec} eq 'y';
|
---|
| 550 |
|
---|
| 551 | return ('FAIL', "Distance is required for MX records") unless defined(${$args{dist}});
|
---|
| 552 | ${$args{dist}} =~ s/\s*//g;
|
---|
| 553 | return ('FAIL',"Distance is required, and must be numeric") unless ${$args{dist}} =~ /^\d+$/;
|
---|
| 554 |
|
---|
| 555 | ${$args{fields}} = "distance,";
|
---|
| 556 | push @{$args{vallist}}, ${$args{dist}};
|
---|
| 557 |
|
---|
| 558 | # Coerce all hostnames to end in ".DOMAIN" for group/default records,
|
---|
| 559 | # or the intended parent domain for live records.
|
---|
| 560 | my $pname = ($args{defrec} eq 'y' ? 'DOMAIN' : domainName($dbh,$args{id}));
|
---|
| 561 | ${$args{host}} =~ s/\.*$/\.$pname/ if ${$args{host}} !~ /$pname$/;
|
---|
| 562 |
|
---|
[273] | 563 | # hmm.. this might work. except possibly for something pointing to "deadbeef.ca". <g>
|
---|
| 564 | # if ($type == $reverse_typemap{NS} || $type == $reverse_typemap{MX} || $type == $reverse_typemap{SRV}) {
|
---|
| 565 | # if ($val =~ /^\s*[\da-f:.]+\s*$/) {
|
---|
| 566 | # return ('FAIL',"$val is not a valid IP address") if !$addr;
|
---|
| 567 | # }
|
---|
| 568 | # }
|
---|
| 569 |
|
---|
[228] | 570 | return ('OK','OK');
|
---|
| 571 | } # done MX record
|
---|
| 572 |
|
---|
| 573 | # TXT record
|
---|
| 574 | sub _validate_16 {
|
---|
[231] | 575 | # Could arguably put a WARN return here on very long (>512) records
|
---|
[228] | 576 | return ('OK','OK');
|
---|
| 577 | } # done TXT record
|
---|
| 578 |
|
---|
| 579 | # RP record
|
---|
| 580 | sub _validate_17 {
|
---|
[231] | 581 | # Probably have to validate these some day
|
---|
[228] | 582 | return ('OK','OK');
|
---|
| 583 | } # done RP record
|
---|
| 584 |
|
---|
| 585 | # AAAA record
|
---|
| 586 | sub _validate_28 {
|
---|
[229] | 587 | my $dbh = shift;
|
---|
| 588 |
|
---|
[230] | 589 | my %args = @_;
|
---|
[229] | 590 |
|
---|
[230] | 591 | return ('FAIL', 'Reverse zones cannot contain AAAA records') if $args{revrec} eq 'y';
|
---|
[229] | 592 |
|
---|
| 593 | # Coerce all hostnames to end in ".DOMAIN" for group/default records,
|
---|
| 594 | # or the intended parent domain for live records.
|
---|
[230] | 595 | my $pname = ($args{defrec} eq 'y' ? 'DOMAIN' : domainName($dbh,$args{id}));
|
---|
| 596 | ${$args{host}} =~ s/\.*$/\.$pname/ if ${$args{host}} !~ /$pname$/;
|
---|
[229] | 597 |
|
---|
| 598 | # Check IP is well-formed, and that it's a v6 address
|
---|
[232] | 599 | return ('FAIL',"$typemap{${$args{rectype}}} record must be a valid IPv6 address")
|
---|
[230] | 600 | unless $args{addr} && $args{addr}->{isv6};
|
---|
[229] | 601 | # coerce IP/value to normalized form for storage
|
---|
[230] | 602 | ${$args{val}} = $args{addr}->addr;
|
---|
[229] | 603 |
|
---|
[228] | 604 | return ('OK','OK');
|
---|
| 605 | } # done AAAA record
|
---|
| 606 |
|
---|
| 607 | # SRV record
|
---|
| 608 | sub _validate_33 {
|
---|
[231] | 609 | my $dbh = shift;
|
---|
| 610 |
|
---|
| 611 | my %args = @_;
|
---|
| 612 |
|
---|
| 613 | # Not absolutely true but WTF use is an SRV record for a reverse zone?
|
---|
| 614 | return ('FAIL', 'Reverse zones cannot contain SRV records') if $args{revrec} eq 'y';
|
---|
| 615 |
|
---|
| 616 | return ('FAIL', "Distance is required for SRV records") unless defined(${$args{dist}});
|
---|
| 617 | ${$args{dist}} =~ s/\s*//g;
|
---|
| 618 | return ('FAIL',"Distance is required, and must be numeric") unless ${$args{dist}} =~ /^\d+$/;
|
---|
| 619 |
|
---|
| 620 | return ('FAIL',"SRV records must begin with _service._protocol [${$args{host}}]")
|
---|
| 621 | unless ${$args{host}} =~ /^_[A-Za-z]+\._[A-Za-z]+\.[a-zA-Z0-9-]+/;
|
---|
| 622 | return ('FAIL',"Port and weight are required for SRV records")
|
---|
| 623 | unless defined(${$args{weight}}) && defined(${$args{port}});
|
---|
| 624 | ${$args{weight}} =~ s/\s*//g;
|
---|
| 625 | ${$args{port}} =~ s/\s*//g;
|
---|
| 626 |
|
---|
| 627 | return ('FAIL',"Port and weight are required, and must be numeric")
|
---|
| 628 | unless ${$args{weight}} =~ /^\d+$/ && ${$args{port}} =~ /^\d+$/;
|
---|
| 629 |
|
---|
| 630 | ${$args{fields}} = "distance,weight,port,";
|
---|
| 631 | push @{$args{vallist}}, (${$args{dist}}, ${$args{weight}}, ${$args{port}});
|
---|
| 632 |
|
---|
| 633 | # Coerce all hostnames to end in ".DOMAIN" for group/default records,
|
---|
| 634 | # or the intended parent domain for live records.
|
---|
| 635 | my $pname = ($args{defrec} eq 'y' ? 'DOMAIN' : domainName($dbh,$args{id}));
|
---|
| 636 | ${$args{host}} =~ s/\.*$/\.$pname/ if ${$args{host}} !~ /$pname$/;
|
---|
| 637 |
|
---|
[228] | 638 | return ('OK','OK');
|
---|
| 639 | } # done SRV record
|
---|
| 640 |
|
---|
| 641 | # Now the custom types
|
---|
| 642 |
|
---|
[232] | 643 | # A+PTR record. With a very little bit of magic we can also use this sub to validate AAAA+PTR. Whee!
|
---|
[228] | 644 | sub _validate_65280 {
|
---|
[232] | 645 | my $dbh = shift;
|
---|
| 646 |
|
---|
| 647 | my %args = @_;
|
---|
| 648 |
|
---|
| 649 | my $code = 'OK';
|
---|
| 650 | my $msg = 'OK';
|
---|
| 651 |
|
---|
| 652 | if ($args{defrec} eq 'n') {
|
---|
| 653 | # live record; revrec determines whether we validate the PTR or A component first.
|
---|
[233] | 654 |
|
---|
[232] | 655 | if ($args{revrec} eq 'y') {
|
---|
| 656 | ($code,$msg) = _validate_12($dbh, %args);
|
---|
| 657 | return ($code,$msg) if $code eq 'FAIL';
|
---|
| 658 |
|
---|
| 659 | # Check if the reqested domain exists. If not, coerce the type down to PTR and warn.
|
---|
| 660 | if (!(${$args{domid}} = _hostparent($dbh, ${$args{host}}))) {
|
---|
[272] | 661 | my $addmsg = "Record ".($args{update} ? 'updated' : 'added').
|
---|
| 662 | " as PTR instead of $typemap{${$args{rectype}}}; domain not found for ${$args{host}}";
|
---|
[232] | 663 | $msg .= "\n$addmsg" if $code eq 'WARN';
|
---|
| 664 | $msg = $addmsg if $code eq 'OK';
|
---|
| 665 | ${$args{rectype}} = $reverse_typemap{PTR};
|
---|
| 666 | return ('WARN', $msg);
|
---|
| 667 | }
|
---|
| 668 |
|
---|
[242] | 669 | # Add domain ID to field list and values
|
---|
| 670 | ${$args{fields}} .= "domain_id,";
|
---|
| 671 | push @{$args{vallist}}, ${$args{domid}};
|
---|
| 672 |
|
---|
[232] | 673 | } else {
|
---|
| 674 | ($code,$msg) = _validate_1($dbh, %args) if ${$args{rectype}} == 65280;
|
---|
| 675 | ($code,$msg) = _validate_28($dbh, %args) if ${$args{rectype}} == 65281;
|
---|
| 676 | return ($code,$msg) if $code eq 'FAIL';
|
---|
| 677 |
|
---|
| 678 | # Check if the requested reverse zone exists - note, an IP fragment won't
|
---|
| 679 | # work here since we don't *know* which parent to put it in.
|
---|
[233] | 680 | # ${$args{val}} has been validated as a valid IP by now, in one of the above calls.
|
---|
[232] | 681 | my ($revid) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?".
|
---|
| 682 | " ORDER BY masklen(revnet) DESC", undef, (${$args{val}}));
|
---|
| 683 | if (!$revid) {
|
---|
[272] | 684 | $msg = "Record ".($args{update} ? 'updated' : 'added')." as ".(${$args{rectype}} == 65280 ? 'A' : 'AAAA').
|
---|
[232] | 685 | " instead of $typemap{${$args{rectype}}}; reverse zone not found for ${$args{val}}";
|
---|
| 686 | ${$args{rectype}} = (${$args{rectype}} == 65280 ? $reverse_typemap{A} : $reverse_typemap{AAAA});
|
---|
| 687 | return ('WARN', $msg);
|
---|
| 688 | }
|
---|
| 689 |
|
---|
| 690 | # Check for duplicate PTRs. Note we don't have to play games with $code and $msg, because
|
---|
| 691 | # by definition there can't be duplicate PTRs if the reverse zone isn't managed here.
|
---|
[272] | 692 | if ($args{update}) {
|
---|
| 693 | # Record update. There should usually be an existing PTR (the record being updated)
|
---|
| 694 | my @ptrs = @{ $dbh->selectcol_arrayref("SELECT record_id FROM "._rectable($args{defrec},$args{revrec}).
|
---|
| 695 | " WHERE val = ?", undef, (${$args{val}})) };
|
---|
[273] | 696 | if (@ptrs && (!grep /^$args{update}$/, @ptrs)) {
|
---|
[272] | 697 | $msg = "PTR record for ${$args{val}} already exists; adding another will probably not do what you want";
|
---|
| 698 | $code = 'WARN';
|
---|
| 699 | }
|
---|
| 700 | } else {
|
---|
| 701 | # New record. Always warn if a PTR exists
|
---|
| 702 | my ($ptrcount) = $dbh->selectrow_array("SELECT count(*) FROM "._rectable($args{defrec},$args{revrec}).
|
---|
| 703 | " WHERE val = ?", undef, (${$args{val}}));
|
---|
| 704 | $msg = "PTR record for ${$args{val}} already exists; adding another will probably not do what you want"
|
---|
| 705 | if $ptrcount;
|
---|
| 706 | $code = 'WARN' if $ptrcount;
|
---|
[232] | 707 | }
|
---|
| 708 |
|
---|
[272] | 709 | # my ($ptrcount) = $dbh->selectrow_array("SELECT count(*) FROM "._rectable($args{defrec},$args{revrec}).
|
---|
| 710 | # " WHERE val = ?", undef, ${$args{val}});
|
---|
| 711 | # if ($ptrcount) {
|
---|
| 712 | # my $curid = $dbh->selectrow_array("SELECT record_id FROM "._rectable($args{defrec},$args{revrec}).
|
---|
| 713 | # " WHERE val = ?
|
---|
| 714 | # $msg = "PTR record for ${$args{val}} already exists; adding another will probably not do what you want";
|
---|
| 715 | # $code = 'WARN';
|
---|
| 716 | # }
|
---|
| 717 |
|
---|
[232] | 718 | ${$args{fields}} .= "rdns_id,";
|
---|
| 719 | push @{$args{vallist}}, $revid;
|
---|
| 720 | }
|
---|
| 721 |
|
---|
[233] | 722 | } else { # defrec eq 'y'
|
---|
| 723 | if ($args{revrec} eq 'y') {
|
---|
| 724 | ($code,$msg) = _validate_12($dbh, %args);
|
---|
| 725 | return ($code,$msg) if $code eq 'FAIL';
|
---|
| 726 | if (${$args{rectype}} == 65280) {
|
---|
| 727 | return ('FAIL',"A+PTR record must be a valid IPv4 address or fragment")
|
---|
| 728 | if ${$args{val}} =~ /:/;
|
---|
[234] | 729 | ${$args{val}} =~ s/^ZONE,/ZONE./; # Clean up after uncertain IP-fragment-type from _validate_12
|
---|
[233] | 730 | } elsif (${$args{rectype}} == 65281) {
|
---|
| 731 | return ('FAIL',"AAAA+PTR record must be a valid IPv6 address or fragment")
|
---|
| 732 | if ${$args{val}} =~ /\./;
|
---|
[234] | 733 | ${$args{val}} =~ s/^ZONE,/ZONE::/; # Clean up after uncertain IP-fragment-type from _validate_12
|
---|
[233] | 734 | }
|
---|
| 735 | } else {
|
---|
| 736 | # This is easy. I also can't see a real use-case for A/AAAA+PTR in *all* forward
|
---|
| 737 | # domains, since you wouldn't be able to substitute both domain and reverse zone
|
---|
| 738 | # sanely, and you'd end up with guaranteed over-replicated PTR records that would
|
---|
| 739 | # confuse the hell out of pretty much anything that uses them.
|
---|
[234] | 740 | ##fixme: make this a config flag?
|
---|
[233] | 741 | return ('FAIL', "$typemap{${$args{rectype}}} records not allowed in default domains");
|
---|
| 742 | }
|
---|
[232] | 743 | }
|
---|
| 744 |
|
---|
| 745 | return ($code, $msg);
|
---|
[228] | 746 | } # done A+PTR record
|
---|
| 747 |
|
---|
| 748 | # AAAA+PTR record
|
---|
[232] | 749 | # A+PTR above has been magicked to handle AAAA+PTR as well.
|
---|
[228] | 750 | sub _validate_65281 {
|
---|
[232] | 751 | return _validate_65280(@_);
|
---|
[228] | 752 | } # done AAAA+PTR record
|
---|
| 753 |
|
---|
| 754 | # PTR template record
|
---|
| 755 | sub _validate_65282 {
|
---|
[340] | 756 | my $dbh = shift;
|
---|
| 757 |
|
---|
| 758 | my %args = @_;
|
---|
| 759 |
|
---|
| 760 | # we're *this* >.< close to being able to just call _validate_12... unfortunately we can't, quite.
|
---|
| 761 | if ($args{revrec} eq 'y') {
|
---|
| 762 | if ($args{defrec} eq 'n') {
|
---|
| 763 | return ('FAIL', "Template block ${$args{val}} is not within ".revName($dbh, $args{id}))
|
---|
| 764 | unless _ipparent($dbh, $args{defrec}, $args{revrec}, $args{val}, $args{id}, \$args{addr});
|
---|
| 765 | ##fixme: warn if $args{val} is not /31 or larger block?
|
---|
| 766 | ${$args{val}} = "$args{addr}";
|
---|
| 767 | } else {
|
---|
| 768 | if (${$args{val}} =~ /\./) {
|
---|
| 769 | # looks like a v4 or fragment
|
---|
| 770 | if (${$args{val}} =~ m|^\d+\.\d+\.\d+\.\d+(?:/\d+)?$|) {
|
---|
| 771 | # woo! a complete IP! validate it and normalize, or fail.
|
---|
| 772 | $args{addr} = NetAddr::IP->new(${$args{val}})
|
---|
| 773 | or return ('FAIL', "IP/value looks like IPv4 but isn't valid");
|
---|
| 774 | ${$args{val}} = "$args{addr}";
|
---|
| 775 | } else {
|
---|
| 776 | ${$args{val}} =~ s/^\.*/ZONE./ unless ${$args{val}} =~ /^ZONE/;
|
---|
| 777 | }
|
---|
| 778 | } elsif (${$args{val}} =~ /[a-f:]/) {
|
---|
| 779 | # looks like a v6 or fragment
|
---|
| 780 | ${$args{val}} =~ s/^:*/ZONE::/ if !$args{addr} && ${$args{val}} !~ /^ZONE/;
|
---|
| 781 | if ($args{addr}) {
|
---|
| 782 | if ($args{addr}->addr =~ /^0/) {
|
---|
| 783 | ${$args{val}} =~ s/^:*/ZONE::/ unless ${$args{val}} =~ /^ZONE/;
|
---|
| 784 | } else {
|
---|
| 785 | ${$args{val}} = "$args{addr}";
|
---|
| 786 | }
|
---|
| 787 | }
|
---|
| 788 | } else {
|
---|
| 789 | # bare number (probably). These could be v4 or v6, so we'll
|
---|
| 790 | # expand on these on creation of a reverse zone.
|
---|
| 791 | ${$args{val}} = "ZONE,${$args{val}}" unless ${$args{val}} =~ /^ZONE/;
|
---|
| 792 | }
|
---|
| 793 | }
|
---|
| 794 | ##fixme: validate %-patterns?
|
---|
| 795 |
|
---|
| 796 | # Unlike single PTR records, there is absolutely no way to sanely support multiple
|
---|
| 797 | # PTR templates for the same block, since they expect to expand to all the individual
|
---|
| 798 | # IPs on export. Nested templates should be supported though.
|
---|
| 799 |
|
---|
| 800 | my @checkvals = (${$args{val}});
|
---|
| 801 | if (${$args{val}} =~ /,/) {
|
---|
| 802 | # push . and :: variants into checkvals if val has ,
|
---|
| 803 | my $tmp;
|
---|
| 804 | ($tmp = ${$args{val}}) =~ s/,/./;
|
---|
| 805 | push @checkvals, $tmp;
|
---|
| 806 | ($tmp = ${$args{val}}) =~ s/,/::/;
|
---|
| 807 | push @checkvals, $tmp;
|
---|
| 808 | }
|
---|
| 809 | ##fixme: this feels wrong still - need to restrict template pseudorecords to One Of Each
|
---|
| 810 | # Per Netblock such that they don't conflict on export
|
---|
| 811 | my $typeck;
|
---|
| 812 | # type 65282 -> ptr template -> look for any of 65282, 65283, 65284
|
---|
| 813 | $typeck = 'type=65283 OR type=65284' if ${$args{rectype}} == 65282;
|
---|
| 814 | # type 65283 -> a+ptr template -> v4 -> look for 65282 or 65283
|
---|
| 815 | $typeck = 'type=65283' if ${$args{rectype}} == 65282;
|
---|
| 816 | # type 65284 -> aaaa+ptr template -> v6 -> look for 65282 or 65284
|
---|
| 817 | $typeck = 'type=65284' if ${$args{rectype}} == 65282;
|
---|
| 818 | my $pcsth = $dbh->prepare("SELECT count(*) FROM "._rectable($args{defrec},$args{revrec})." WHERE val = ? ".
|
---|
| 819 | "AND (type=65282 OR $typeck)");
|
---|
| 820 | foreach my $checkme (@checkvals) {
|
---|
| 821 | $pcsth->execute($checkme);
|
---|
| 822 | my ($rc) = $pcsth->fetchrow_array;
|
---|
| 823 | return ('FAIL', "Only one template pseudorecord may exist for a given IP block") if $rc;
|
---|
| 824 | }
|
---|
| 825 |
|
---|
| 826 | } else {
|
---|
| 827 | return ('FAIL', "Forward zones cannot contain PTR records");
|
---|
| 828 | }
|
---|
| 829 |
|
---|
[228] | 830 | return ('OK','OK');
|
---|
| 831 | } # done PTR template record
|
---|
| 832 |
|
---|
| 833 | # A+PTR template record
|
---|
| 834 | sub _validate_65283 {
|
---|
[340] | 835 | my $dbh = shift;
|
---|
| 836 |
|
---|
| 837 | my %args = @_;
|
---|
| 838 |
|
---|
| 839 | my ($code,$msg) = ('OK','OK');
|
---|
| 840 |
|
---|
| 841 | ##fixme: need to fiddle things since A+PTR templates are acceptable in live
|
---|
| 842 | # forward zones but not default records
|
---|
| 843 | if ($args{defrec} eq 'n') {
|
---|
| 844 | if ($args{revrec} eq 'n') {
|
---|
| 845 | ($code,$msg) = _validate_1($dbh, %args) if ${$args{rectype}} == 65280;
|
---|
| 846 | ($code,$msg) = _validate_28($dbh, %args) if ${$args{rectype}} == 65281;
|
---|
| 847 | return ($code,$msg) if $code eq 'FAIL';
|
---|
| 848 |
|
---|
| 849 | # Check if the requested reverse zone exists - note, an IP fragment won't
|
---|
| 850 | # work here since we don't *know* which parent to put it in.
|
---|
| 851 | # ${$args{val}} has been validated as a valid IP by now, in one of the above calls.
|
---|
| 852 | my ($revid) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?".
|
---|
| 853 | " ORDER BY masklen(revnet) DESC", undef, (${$args{val}}));
|
---|
| 854 | # Fail if no match; we can't coerce a PTR-template type down to not include the PTR bit currently.
|
---|
| 855 | if (!$revid) {
|
---|
| 856 | $msg = "Can't ".($args{update} ? 'update' : 'add')." ${$args{host}}/${$args{val}} as ".
|
---|
| 857 | "$typemap{${$args{rectype}}}: reverse zone not found for ${$args{val}}";
|
---|
| 858 | ##fixme: add A template, AAAA template types?
|
---|
| 859 | # ${$args{rectype}} = (${$args{rectype}} == 65280 ? $reverse_typemap{A} : $reverse_typemap{AAAA});
|
---|
| 860 | return ('FAIL', $msg);
|
---|
| 861 | }
|
---|
| 862 |
|
---|
| 863 | # Add reverse zone ID to field list and values
|
---|
| 864 | ${$args{fields}} .= "rdns_id,";
|
---|
| 865 | push @{$args{vallist}}, $revid;
|
---|
| 866 |
|
---|
| 867 | } else {
|
---|
| 868 | return ('FAIL', "IP or IP fragment ${$args{val}} is not within ".revName($dbh, $args{id}))
|
---|
| 869 | unless _ipparent($dbh, $args{defrec}, $args{revrec}, $args{val}, $args{id}, \$args{addr});
|
---|
| 870 | ${$args{val}} = "$args{addr}";
|
---|
| 871 |
|
---|
| 872 | if (!(${$args{domid}} = _hostparent($dbh, ${$args{host}}))) {
|
---|
| 873 | my $addmsg = "Record ".($args{update} ? 'updated' : 'added').
|
---|
| 874 | " as PTR template instead of $typemap{${$args{rectype}}}; domain not found for ${$args{host}}";
|
---|
| 875 | $msg .= "\n$addmsg" if $code eq 'WARN';
|
---|
| 876 | $msg = $addmsg if $code eq 'OK';
|
---|
| 877 | ${$args{rectype}} = 65282;
|
---|
| 878 | return ('WARN', $msg);
|
---|
| 879 | }
|
---|
| 880 |
|
---|
| 881 | # Add domain ID to field list and values
|
---|
| 882 | ${$args{fields}} .= "domain_id,";
|
---|
| 883 | push @{$args{vallist}}, ${$args{domid}};
|
---|
| 884 | }
|
---|
| 885 |
|
---|
| 886 | } else {
|
---|
| 887 | my ($code,$msg) = _validate_65282($dbh, %args);
|
---|
| 888 | return ($code, $msg) if $code eq 'FAIL';
|
---|
| 889 | # get domain, check against ${$args{name}}
|
---|
| 890 | }
|
---|
| 891 |
|
---|
[228] | 892 | return ('OK','OK');
|
---|
| 893 | } # done AAAA+PTR template record
|
---|
| 894 |
|
---|
| 895 | # AAAA+PTR template record
|
---|
| 896 | sub _validate_65284 {
|
---|
| 897 | return ('OK','OK');
|
---|
| 898 | } # done AAAA+PTR template record
|
---|
| 899 |
|
---|
[342] | 900 | # Delegation record
|
---|
[345] | 901 | # This is essentially a specialized clone of the NS record, primarily useful
|
---|
| 902 | # for delegating IPv4 sub-/24 reverse blocks
|
---|
[342] | 903 | sub _validate_65285 {
|
---|
[345] | 904 | my $dbh = shift;
|
---|
| 905 |
|
---|
| 906 | my %args = @_;
|
---|
| 907 |
|
---|
| 908 | # Almost, but not quite, identical to NS record validation.
|
---|
| 909 |
|
---|
| 910 | # Check that the target of the record is within the parent.
|
---|
| 911 | # Yes, host<->val are mixed up here; can't see a way to avoid it. :(
|
---|
| 912 | if ($args{defrec} eq 'n') {
|
---|
| 913 | # Check if IP/address/zone/"subzone" is within the parent
|
---|
| 914 | if ($args{revrec} eq 'y') {
|
---|
| 915 | my $tmpip = NetAddr::IP->new(${$args{val}});
|
---|
| 916 | my $pname = revName($dbh,$args{id});
|
---|
| 917 | return ('FAIL',"${$args{val}} not within $pname")
|
---|
| 918 | unless _ipparent($dbh, $args{defrec}, $args{revrec}, $args{val}, $args{id}, \$tmpip);
|
---|
| 919 | # Normalize
|
---|
| 920 | ${$args{val}} = "$tmpip";
|
---|
| 921 | } else {
|
---|
| 922 | my $pname = domainName($dbh,$args{id});
|
---|
| 923 | ${$args{host}} =~ s/\.*$/\.$pname/ if ${$args{host}} !~ /$pname$/;
|
---|
| 924 | }
|
---|
| 925 | } else {
|
---|
| 926 | return ('FAIL',"Delegation records are not permitted in default record sets");
|
---|
| 927 | }
|
---|
[342] | 928 | return ('OK','OK');
|
---|
| 929 | }
|
---|
[228] | 930 |
|
---|
[342] | 931 |
|
---|
[265] | 932 | ##
|
---|
| 933 | ## Record data substitution subs
|
---|
| 934 | ##
|
---|
[228] | 935 |
|
---|
[298] | 936 | # Replace ZONE in hostname, or create (most of) the actual proper zone name
|
---|
[265] | 937 | sub _ZONE {
|
---|
| 938 | my $zone = shift;
|
---|
| 939 | my $string = shift;
|
---|
| 940 | my $fr = shift || 'f'; # flag for forward/reverse order? nb: ignored for IP
|
---|
[298] | 941 | my $sep = shift || '-'; # Separator character - unlikely we'll ever need more than . or -
|
---|
[265] | 942 |
|
---|
[298] | 943 | my $prefix;
|
---|
[265] | 944 |
|
---|
| 945 | $string =~ s/,/./ if !$zone->{isv6};
|
---|
| 946 | $string =~ s/,/::/ if $zone->{isv6};
|
---|
| 947 |
|
---|
[298] | 948 | # Subbing ZONE in the host. We need to properly ID the netblock range
|
---|
| 949 | # The subbed text should have "network IP with trailing zeros stripped" for
|
---|
| 950 | # blocks lined up on octet (for v4) or hex-quad (for v6) boundaries
|
---|
| 951 | # For blocks that do NOT line up on these boundaries, we take the most
|
---|
| 952 | # significant octet or 16-bit chunk of the "broadcast" IP and append it
|
---|
| 953 | # after a double-dash
|
---|
| 954 | # ie:
|
---|
| 955 | # 8.0.0.0/6 -> 8.0.0.0 -> 11.255.255.255; sub should be 8--11
|
---|
| 956 | # 10.0.0.0/12 -> 10.0.0.0 -> 10.0.0.0 -> 10.15.255.255; sub should be 10-0--15
|
---|
| 957 | # 192.168.4.0/22 -> 192.168.4.0 -> 192.168.7.255; sub should be 192-168-4--7
|
---|
| 958 | # 192.168.0.8/29 -> 192.168.0.8 -> 192.168.0.15; sub should be 192-168-0-8--15
|
---|
| 959 | # Similar for v6
|
---|
[265] | 960 |
|
---|
[298] | 961 | if (!$zone->{isv6}) { # IPv4
|
---|
| 962 |
|
---|
| 963 | $prefix = $zone->network->addr; # Just In Case someone managed to slip in
|
---|
| 964 | # a funky subnet that had host bits set.
|
---|
| 965 | my $bc = $zone->broadcast->addr;
|
---|
| 966 |
|
---|
| 967 | if ($zone->masklen > 24) {
|
---|
| 968 | $bc =~ s/^\d+\.\d+\.\d+\.//;
|
---|
| 969 | } elsif ($zone->masklen > 16) {
|
---|
| 970 | $prefix =~ s/\.0$//;
|
---|
| 971 | $bc =~ s/^\d+\.\d+\.//;
|
---|
| 972 | } elsif ($zone->masklen > 8) {
|
---|
| 973 | $bc =~ s/^\d+\.//;
|
---|
| 974 | $prefix =~ s/\.0\.0$//;
|
---|
| 975 | } else {
|
---|
| 976 | $prefix =~ s/\.0\.0\.0$//;
|
---|
| 977 | }
|
---|
| 978 | if ($zone->masklen % 8) {
|
---|
| 979 | $bc =~ s/(\.255)+$//;
|
---|
| 980 | $prefix .= "--$bc"; #"--".zone->masklen; # use range or mask length?
|
---|
| 981 | }
|
---|
| 982 | if ($fr eq 'f') {
|
---|
| 983 | $prefix =~ s/\.+/$sep/g;
|
---|
| 984 | } else {
|
---|
| 985 | $prefix = join($sep, reverse(split(/\./, $prefix)));
|
---|
| 986 | }
|
---|
| 987 |
|
---|
| 988 | } else { # IPv6
|
---|
| 989 |
|
---|
| 990 | if ($fr eq 'f') {
|
---|
| 991 |
|
---|
| 992 | $prefix = $zone->network->addr; # Just In Case someone managed to slip in
|
---|
| 993 | # a funky subnet that had host bits set.
|
---|
[265] | 994 | my $bc = $zone->broadcast->addr;
|
---|
| 995 | if (($zone->masklen % 16) != 0) {
|
---|
[298] | 996 | # Strip trailing :0 off $prefix, and :ffff off the broadcast IP
|
---|
| 997 | for (my $i=0; $i<(7-int($zone->masklen / 16)); $i++) {
|
---|
| 998 | $prefix =~ s/:0$//;
|
---|
| 999 | $bc =~ s/:ffff$//;
|
---|
| 1000 | }
|
---|
| 1001 | # Strip the leading 16-bit chunks off the front of the broadcast IP
|
---|
| 1002 | $bc =~ s/^([a-f0-9]+:)+//;
|
---|
| 1003 | # Append the remaining 16-bit chunk to the prefix after "--"
|
---|
| 1004 | $prefix .= "--$bc";
|
---|
[265] | 1005 | } else {
|
---|
[298] | 1006 | # Strip off :0 from the end until we reach the netblock length.
|
---|
| 1007 | for (my $i=0; $i<(8-$zone->masklen / 16); $i++) {
|
---|
[265] | 1008 | $prefix =~ s/:0$//;
|
---|
[298] | 1009 | }
|
---|
[265] | 1010 | }
|
---|
[298] | 1011 | # Actually deal with the separator
|
---|
| 1012 | $prefix =~ s/:/$sep/g;
|
---|
| 1013 |
|
---|
| 1014 | } else { # $fr eq 'f'
|
---|
| 1015 |
|
---|
| 1016 | $prefix = $zone->network->full; # Just In Case someone managed to slip in
|
---|
| 1017 | # a funky subnet that had host bits set.
|
---|
| 1018 | my $bc = $zone->broadcast->full;
|
---|
| 1019 | $prefix =~ s/://g; # clean these out since they're not spaced right for this case
|
---|
| 1020 | $bc =~ s/://g;
|
---|
| 1021 | # Strip trailing 0 off $prefix, and f off the broadcast IP, to match the mask length
|
---|
| 1022 | for (my $i=0; $i<(31-int($zone->masklen / 4)); $i++) {
|
---|
| 1023 | $prefix =~ s/0$//;
|
---|
| 1024 | $bc =~ s/f$//;
|
---|
| 1025 | }
|
---|
| 1026 | # Split and reverse the order of the nibbles in the network/broadcast IPs
|
---|
[332] | 1027 | # trim another 0 for nibble-aligned blocks first, but only if we really have a block, not an IP
|
---|
| 1028 | $prefix =~ s/0$// if $zone->masklen % 4 == 0 && $zone->masklen != 128;
|
---|
[298] | 1029 | my @nbits = reverse split //, $prefix;
|
---|
| 1030 | my @bbits = reverse split //, $bc;
|
---|
| 1031 | # Handle the sub-nibble case. Eww. I feel dirty supporting this...
|
---|
| 1032 | $nbits[0] = "$nbits[0]-$bbits[0]" if ($zone->masklen % 4) != 0;
|
---|
| 1033 | # Glue it back together
|
---|
| 1034 | $prefix = join($sep, @nbits);
|
---|
| 1035 |
|
---|
| 1036 | } # $fr ne 'f'
|
---|
| 1037 |
|
---|
| 1038 | } # $zone->{isv6}
|
---|
| 1039 |
|
---|
| 1040 | # Do the substitution, finally
|
---|
| 1041 | $string =~ s/ZONE/$prefix/;
|
---|
| 1042 | $string =~ s/--/-/ if $sep ne '-'; # - as separator needs extra help for sub-octet v4 netblocks
|
---|
| 1043 | return $string;
|
---|
| 1044 | } # done _ZONE()
|
---|
| 1045 |
|
---|
| 1046 | # Not quite a substitution sub, but placed here as it's basically the inverse of above;
|
---|
| 1047 | # given the .arpa zone name, return the CIDR netblock the zone is for.
|
---|
[304] | 1048 | # Supports v4 non-octet/non-classful netblocks as per the method outlined in the Grasshopper Book (2nd Ed p217-218)
|
---|
[298] | 1049 | # Does NOT support non-quad v6 netblocks via the same scheme; it shouldn't ever be necessary.
|
---|
| 1050 | # Takes a nominal .arpa zone name, returns a success code and NetAddr::IP, or a fail code and message
|
---|
| 1051 | sub _zone2cidr {
|
---|
| 1052 | my $zone = shift;
|
---|
| 1053 |
|
---|
| 1054 | my $cidr;
|
---|
[301] | 1055 | my $tmpcidr;
|
---|
| 1056 | my $warnmsg = '';
|
---|
[298] | 1057 |
|
---|
| 1058 | if ($zone =~ /\.in-addr\.arpa\.?$/) {
|
---|
| 1059 | # v4 revzone, formal zone name type
|
---|
| 1060 | my $tmpzone = $zone;
|
---|
| 1061 | $tmpzone =~ s/\.in-addr\.arpa\.?//;
|
---|
[301] | 1062 | return ('FAIL', "Non-numerics in apparent IPv4 reverse zone name") if $tmpzone !~ /^(?:\d+-)?[\d\.]+$/;
|
---|
[298] | 1063 |
|
---|
| 1064 | # Snag the octet pieces
|
---|
| 1065 | my @octs = split /\./, $tmpzone;
|
---|
| 1066 |
|
---|
| 1067 | # Map result of a range manipulation to a mask length change. Cheaper than finding the 2-root of $octets[0]+1.
|
---|
[304] | 1068 | # Note we will not support /31 blocks, mostly due to issues telling "24-31" -> .24/29 apart from
|
---|
| 1069 | # "24-31" -> .24/31", with a litte bit of "/31 is icky".
|
---|
| 1070 | my %maskmap = ( 3 => 2, 7 => 3, 15 => 4, 31 => 5, 63 => 6, 127 => 7,
|
---|
| 1071 | 30 => 2, 29 => 3, 28 => 4, 27 => 5, 26 => 6, 25 => 7
|
---|
| 1072 | );
|
---|
[298] | 1073 |
|
---|
| 1074 | # Handle "range" blocks, eg, 80-83.168.192.in-addr.arpa (192.168.80.0/22)
|
---|
| 1075 | # Need to take the size of the range to offset the basic octet-based mask length,
|
---|
| 1076 | # and make sure the first number in the range gets used as the network address for the block
|
---|
[304] | 1077 | # Alternate form: The second number is actually the real netmask, not the end of the range.
|
---|
[298] | 1078 | my $masklen = 0;
|
---|
[307] | 1079 | if ($octs[0] =~ /^((\d+)-(\d+))$/) { # take the range...
|
---|
| 1080 | if (24 < $3 && $3 < 31) {
|
---|
[304] | 1081 | # we have a real netmask
|
---|
[307] | 1082 | $masklen = -$maskmap{$3};
|
---|
[304] | 1083 | } else {
|
---|
| 1084 | # we have a range. NB: only real CIDR ranges are supported
|
---|
[307] | 1085 | $masklen -= $maskmap{-(eval $1)}; # find the mask base...
|
---|
[304] | 1086 | }
|
---|
[307] | 1087 | $octs[0] = $2; # set the base octet of the range...
|
---|
[265] | 1088 | }
|
---|
[298] | 1089 | @octs = reverse @octs; # We can reverse the octet pieces now that we've extracted and munged any ranges
|
---|
[265] | 1090 |
|
---|
[304] | 1091 | # arguably we should only allow sub-octet range/mask in-addr.arpa
|
---|
| 1092 | # specifications in the least significant octet, but the code is
|
---|
| 1093 | # simpler if we deal with sub-octet delegations at any level.
|
---|
| 1094 |
|
---|
[298] | 1095 | # Now we find the "true" mask with the aid of the "base" calculated above
|
---|
| 1096 | if ($#octs == 0) {
|
---|
| 1097 | $masklen += 8;
|
---|
| 1098 | $tmpcidr = "$octs[0].0.0.0/$masklen"; # really hope we don't see one of these very often.
|
---|
| 1099 | } elsif ($#octs == 1) {
|
---|
| 1100 | $masklen += 16;
|
---|
| 1101 | $tmpcidr = "$octs[0].$octs[1].0.0/$masklen";
|
---|
| 1102 | } elsif ($#octs == 2) {
|
---|
| 1103 | $masklen += 24;
|
---|
| 1104 | $tmpcidr = "$octs[0].$octs[1].$octs[2].0/$masklen";
|
---|
[265] | 1105 | } else {
|
---|
[298] | 1106 | $masklen += 32;
|
---|
| 1107 | $tmpcidr = "$octs[0].$octs[1].$octs[2].$octs[3]/$masklen";
|
---|
[265] | 1108 | }
|
---|
| 1109 |
|
---|
[298] | 1110 | } elsif ($zone =~ /\.ip6\.arpa$/) {
|
---|
| 1111 | # v6 revzone, formal zone name type
|
---|
| 1112 | my $tmpzone = $zone;
|
---|
| 1113 | $tmpzone =~ s/\.ip6\.arpa\.?//;
|
---|
[301] | 1114 | ##fixme: if-n-when we decide we can support sub-nibble v6 zone names, we'll need to change this segment
|
---|
| 1115 | return ('FAIL', "Non-hexadecimals in apparent IPv6 reverse zone name") if $tmpzone !~ /^[a-fA-F\d\.]+$/;
|
---|
[298] | 1116 | my @quads = reverse(split(/\./, $tmpzone));
|
---|
| 1117 | $warnmsg .= "Apparent sub-/64 IPv6 reverse zone\n" if $#quads > 15;
|
---|
| 1118 | my $nc;
|
---|
| 1119 | foreach (@quads) {
|
---|
[301] | 1120 | $tmpcidr .= $_;
|
---|
| 1121 | $tmpcidr .= ":" if ++$nc % 4 == 0;
|
---|
[298] | 1122 | }
|
---|
| 1123 | my $nq = 1 if $nc % 4 != 0;
|
---|
| 1124 | my $mask = $nc * 4; # need to do this here because we probably increment it below
|
---|
| 1125 | while ($nc++ % 4 != 0) {
|
---|
[301] | 1126 | $tmpcidr .= "0";
|
---|
[298] | 1127 | }
|
---|
[301] | 1128 | $tmpcidr .= ($nq ? '::' : ':')."/$mask";
|
---|
[298] | 1129 | }
|
---|
[301] | 1130 |
|
---|
| 1131 | # Just to be sure, use NetAddr::IP to validate. Saves a lot of nasty regex watching for valid octet values.
|
---|
| 1132 | return ('FAIL', "Invalid zone $zone (apparent netblock $tmpcidr)")
|
---|
| 1133 | unless $cidr = NetAddr::IP->new($tmpcidr);
|
---|
| 1134 |
|
---|
| 1135 | if ($warnmsg) {
|
---|
| 1136 | $errstr = $warnmsg;
|
---|
| 1137 | return ('WARN', $cidr);
|
---|
| 1138 | }
|
---|
| 1139 | return ('OK', $cidr);
|
---|
[298] | 1140 | } # done _zone2cidr()
|
---|
[265] | 1141 |
|
---|
[337] | 1142 | # Record template %-parameter expansion, IPv4. Note that IPv6 doesn't
|
---|
| 1143 | # really have a sane way to handle this type of expansion at the moment
|
---|
| 1144 | # due to the size of the address space.
|
---|
| 1145 | # Takes a reference to a template string to be expanded, and an IP to use in the replacement.
|
---|
| 1146 | sub _template4_expand {
|
---|
| 1147 | my $tmpl = shift;
|
---|
| 1148 | my $ip = shift;
|
---|
[298] | 1149 |
|
---|
[337] | 1150 | my @ipparts = split /\./, $ip;
|
---|
| 1151 | my @iphex;
|
---|
| 1152 | my @ippad;
|
---|
| 1153 | for (@ipparts) {
|
---|
| 1154 | push @iphex, sprintf("%x", $_);
|
---|
| 1155 | push @ippad, sprintf("%u.3", $_);
|
---|
| 1156 | }
|
---|
| 1157 |
|
---|
| 1158 | # IP substitutions in template records:
|
---|
| 1159 | #major patterns:
|
---|
| 1160 | #dashed IP, forward and reverse
|
---|
| 1161 | #dotted IP, forward and reverse (even if forward is... dumb)
|
---|
| 1162 | # -> %r for reverse, %i for forward, leading - or . to indicate separator, defaults to -
|
---|
| 1163 | # %r or %-r => %4d-%3d-%2d-%1d
|
---|
| 1164 | # %.r => %4d.%3d.%2d.%1d
|
---|
| 1165 | # %i or %-i => %1d-%2d-%3d-%4d
|
---|
| 1166 | # %.i => %1d.%2d.%3d.%4d
|
---|
| 1167 | $$tmpl =~ s/\%r/\%4d-\%3d-\%2d-\%1d/g;
|
---|
| 1168 | $$tmpl =~ s/\%([-.])r/\%4d$1\%3d$1\%2d$1\%1d/g;
|
---|
| 1169 | $$tmpl =~ s/\%i/\%1d-\%2d-\%3d-\%4d/g;
|
---|
| 1170 | $$tmpl =~ s/\%([-.])i/\%1d$1\%2d$1\%3d$1\%4d/g;
|
---|
| 1171 |
|
---|
| 1172 | #hex-coded IP
|
---|
| 1173 | # %h
|
---|
| 1174 | $$tmpl =~ s/\%h/$iphex[0]$iphex[1]$iphex[2]$iphex[3]/g;
|
---|
| 1175 |
|
---|
| 1176 | #IP as decimal-coded 32-bit value
|
---|
| 1177 | # %d
|
---|
| 1178 | my $iptmp = $ipparts[0]*256*256*256 + $ipparts[1]*256*256 + $ipparts[2]*256 + $ipparts[3];
|
---|
| 1179 | $$tmpl =~ s/\%d/$iptmp/g;
|
---|
| 1180 |
|
---|
| 1181 | #minor patterns (per-octet)
|
---|
| 1182 | # %[1234][dh0]
|
---|
| 1183 | #octet
|
---|
| 1184 | #hex-coded octet
|
---|
| 1185 | #0-padded octet
|
---|
| 1186 | $$tmpl =~ s/\%([1234])d/$ipparts[$1-1]/g;
|
---|
| 1187 | $$tmpl =~ s/\%([1234])h/$iphex[$1-1]/g;
|
---|
| 1188 | $$tmpl =~ s/\%([1234])h/$ippad[$1-1]/g;
|
---|
| 1189 | } # _template4_expand()
|
---|
| 1190 |
|
---|
| 1191 |
|
---|
[228] | 1192 | ##
|
---|
[2] | 1193 | ## Initialization and cleanup subs
|
---|
| 1194 | ##
|
---|
| 1195 |
|
---|
[55] | 1196 |
|
---|
[128] | 1197 | ## DNSDB::loadConfig()
|
---|
| 1198 | # Load the minimum required initial state (DB connect info) from a config file
|
---|
| 1199 | # Load misc other bits while we're at it.
|
---|
| 1200 | # Takes an optional basename and config path to look for
|
---|
| 1201 | # Populates the %config and %def hashes
|
---|
| 1202 | sub loadConfig {
|
---|
| 1203 | my $basename = shift || ''; # this will work OK
|
---|
[218] | 1204 | ##fixme $basename isn't doing what I think I thought I was trying to do.
|
---|
[128] | 1205 |
|
---|
| 1206 | my $deferr = ''; # place to put error from default config file in case we can't find either one
|
---|
| 1207 |
|
---|
[219] | 1208 | my $configroot = "/etc/dnsdb"; ##CFG_LEAF##
|
---|
[128] | 1209 | $configroot = '' if $basename =~ m|^/|;
|
---|
| 1210 | $basename .= ".conf" if $basename !~ /\.conf$/;
|
---|
| 1211 | my $defconfig = "$configroot/dnsdb.conf";
|
---|
| 1212 | my $siteconfig = "$configroot/$basename";
|
---|
| 1213 |
|
---|
| 1214 | # System defaults
|
---|
[131] | 1215 | __cfgload("$defconfig") or $deferr = $errstr;
|
---|
[128] | 1216 |
|
---|
[131] | 1217 | # Per-site-ish settings.
|
---|
| 1218 | if ($basename ne '.conf') {
|
---|
| 1219 | unless (__cfgload("$siteconfig")) {
|
---|
| 1220 | $errstr = ($deferr ? "Error opening default config file $defconfig: $deferr\n" : '').
|
---|
[128] | 1221 | "Error opening site config file $siteconfig";
|
---|
[131] | 1222 | return;
|
---|
| 1223 | }
|
---|
[128] | 1224 | }
|
---|
| 1225 |
|
---|
[195] | 1226 | # Munge log_failures.
|
---|
| 1227 | if ($config{log_failures} ne '1' && $config{log_failures} ne '0') {
|
---|
| 1228 | # true/false, on/off, yes/no all valid.
|
---|
| 1229 | if ($config{log_failures} =~ /^(?:true|false|on|off|yes|no)$/) {
|
---|
| 1230 | if ($config{log_failures} =~ /(?:true|on|yes)/) {
|
---|
| 1231 | $config{log_failures} = 1;
|
---|
| 1232 | } else {
|
---|
| 1233 | $config{log_failures} = 0;
|
---|
| 1234 | }
|
---|
| 1235 | } else {
|
---|
| 1236 | $errstr = "Bad log_failures setting $config{log_failures}";
|
---|
| 1237 | $config{log_failures} = 1;
|
---|
| 1238 | # Bad setting shouldn't be fatal.
|
---|
| 1239 | # return 2;
|
---|
| 1240 | }
|
---|
| 1241 | }
|
---|
| 1242 |
|
---|
[128] | 1243 | # All good, clear the error and go home.
|
---|
| 1244 | $errstr = '';
|
---|
| 1245 | return 1;
|
---|
| 1246 | } # end loadConfig()
|
---|
| 1247 |
|
---|
| 1248 |
|
---|
| 1249 | ## DNSDB::__cfgload()
|
---|
| 1250 | # Private sub to parse a config file and load it into %config
|
---|
| 1251 | # Takes a file handle on an open config file
|
---|
| 1252 | sub __cfgload {
|
---|
| 1253 | $errstr = '';
|
---|
| 1254 | my $cfgfile = shift;
|
---|
[131] | 1255 |
|
---|
[128] | 1256 | if (open CFG, "<$cfgfile") {
|
---|
| 1257 | while (<CFG>) {
|
---|
| 1258 | chomp;
|
---|
| 1259 | s/^\s*//;
|
---|
| 1260 | next if /^#/;
|
---|
| 1261 | next if /^$/;
|
---|
| 1262 | # hmm. more complex bits in this file might require [heading] headers, maybe?
|
---|
| 1263 | # $mode = $1 if /^\[(a-z)+]/;
|
---|
| 1264 | # DB connect info
|
---|
| 1265 | $config{dbname} = $1 if /^dbname\s*=\s*([a-z0-9_.-]+)/i;
|
---|
| 1266 | $config{dbuser} = $1 if /^dbuser\s*=\s*([a-z0-9_.-]+)/i;
|
---|
| 1267 | $config{dbpass} = $1 if /^dbpass\s*=\s*([a-z0-9_.-]+)/i;
|
---|
| 1268 | $config{dbhost} = $1 if /^dbhost\s*=\s*([a-z0-9_.-]+)/i;
|
---|
| 1269 | # SOA defaults
|
---|
| 1270 | $def{contact} = $1 if /^contact\s*=\s*([a-z0-9_.-]+)/i;
|
---|
| 1271 | $def{prins} = $1 if /^prins\s*=\s*([a-z0-9_.-]+)/i;
|
---|
[201] | 1272 | $def{soattl} = $1 if /^soattl\s*=\s*(\d+)/i;
|
---|
| 1273 | $def{refresh} = $1 if /^refresh\s*=\s*(\d+)/i;
|
---|
| 1274 | $def{retry} = $1 if /^retry\s*=\s*(\d+)/i;
|
---|
| 1275 | $def{expire} = $1 if /^expire\s*=\s*(\d+)/i;
|
---|
| 1276 | $def{minttl} = $1 if /^minttl\s*=\s*(\d+)/i;
|
---|
| 1277 | $def{ttl} = $1 if /^ttl\s*=\s*(\d+)/i;
|
---|
[128] | 1278 | # Mail settings
|
---|
| 1279 | $config{mailhost} = $1 if /^mailhost\s*=\s*([a-z0-9_.-]+)/i;
|
---|
[198] | 1280 | $config{mailnotify} = $1 if /^mailnotify\s*=\s*([a-z0-9_.\@-]+)/i;
|
---|
| 1281 | $config{mailsender} = $1 if /^mailsender\s*=\s*([a-z0-9_.\@-]+)/i;
|
---|
[128] | 1282 | $config{mailname} = $1 if /^mailname\s*=\s*([a-z0-9\s_.-]+)/i;
|
---|
[195] | 1283 | $config{orgname} = $1 if /^orgname\s*=\s*([a-z0-9\s_.,'-]+)/i;
|
---|
| 1284 | $config{domain} = $1 if /^domain\s*=\s*([a-z0-9_.-]+)/i;
|
---|
[163] | 1285 | # session - note this is fed directly to CGI::Session
|
---|
[216] | 1286 | $config{timeout} = $1 if /^[tT][iI][mM][eE][oO][uU][tT]\s*=\s*(\d+[smhdwMy]?)/;
|
---|
| 1287 | $config{sessiondir} = $1 if m{^sessiondir\s*=\s*([a-z0-9/_.-]+)}i;
|
---|
[201] | 1288 | # misc
|
---|
[195] | 1289 | $config{log_failures} = $1 if /^log_failures\s*=\s*([a-z01]+)/i;
|
---|
[201] | 1290 | $config{perpage} = $1 if /^perpage\s*=\s*(\d+)/i;
|
---|
[368] | 1291 | $config{exportcache} = $1 if m{^exportcache\s*=\s*([a-z0-9/_.-]+)}i;
|
---|
[128] | 1292 | }
|
---|
| 1293 | close CFG;
|
---|
| 1294 | } else {
|
---|
| 1295 | $errstr = $!;
|
---|
| 1296 | return;
|
---|
| 1297 | }
|
---|
| 1298 | return 1;
|
---|
| 1299 | } # end __cfgload()
|
---|
| 1300 |
|
---|
| 1301 |
|
---|
[2] | 1302 | ## DNSDB::connectDB()
|
---|
| 1303 | # Creates connection to DNS database.
|
---|
| 1304 | # Requires the database name, username, and password.
|
---|
| 1305 | # Returns a handle to the db.
|
---|
| 1306 | # Set up for a PostgreSQL db; could be any transactional DBMS with the
|
---|
| 1307 | # right changes.
|
---|
| 1308 | sub connectDB {
|
---|
| 1309 | $errstr = '';
|
---|
[15] | 1310 | my $dbname = shift;
|
---|
| 1311 | my $user = shift;
|
---|
| 1312 | my $pass = shift;
|
---|
[2] | 1313 | my $dbh;
|
---|
| 1314 | my $DSN = "DBI:Pg:dbname=$dbname";
|
---|
| 1315 |
|
---|
| 1316 | my $host = shift;
|
---|
| 1317 | $DSN .= ";host=$host" if $host;
|
---|
| 1318 |
|
---|
| 1319 | # Note that we want to autocommit by default, and we will turn it off locally as necessary.
|
---|
| 1320 | # We may not want to print gobbledygook errors; YMMV. Have to ponder that further.
|
---|
| 1321 | $dbh = DBI->connect($DSN, $user, $pass, {
|
---|
| 1322 | AutoCommit => 1,
|
---|
| 1323 | PrintError => 0
|
---|
| 1324 | })
|
---|
| 1325 | or return (undef, $DBI::errstr) if(!$dbh);
|
---|
| 1326 |
|
---|
[212] | 1327 | ##fixme: initialize the DB if we can't find the table (since, by definition, there's
|
---|
| 1328 | # nothing there if we can't select from it...)
|
---|
| 1329 | my $tblsth = $dbh->prepare("SELECT count(*) FROM pg_catalog.pg_class WHERE relkind='r' AND relname=?");
|
---|
| 1330 | my ($tblcount) = $dbh->selectrow_array($tblsth, undef, ('misc'));
|
---|
| 1331 | return (undef,$DBI::errstr) if $dbh->err;
|
---|
| 1332 |
|
---|
| 1333 | #if ($tblcount == 0) {
|
---|
| 1334 | # # create tables one at a time, checking for each.
|
---|
| 1335 | # return (undef, "check table misc missing");
|
---|
| 1336 | #}
|
---|
| 1337 |
|
---|
| 1338 |
|
---|
| 1339 | # Return here if we can't select.
|
---|
| 1340 | # This should retrieve the dbversion key.
|
---|
| 1341 | my $sth = $dbh->prepare("SELECT key,value FROM misc WHERE misc_id=1");
|
---|
[2] | 1342 | $sth->execute();
|
---|
| 1343 | return (undef,$DBI::errstr) if ($sth->err);
|
---|
| 1344 |
|
---|
[212] | 1345 | ##fixme: do stuff to the DB on version mismatch
|
---|
| 1346 | # x.y series should upgrade on $DNSDB::VERSION > misc(key=>version)
|
---|
| 1347 | # DB should be downward-compatible; column defaults should give sane (if possibly
|
---|
| 1348 | # useless-and-needs-help) values in columns an older software stack doesn't know about.
|
---|
| 1349 |
|
---|
[2] | 1350 | # See if the select returned anything (or null data). This should
|
---|
| 1351 | # succeed if the select executed, but...
|
---|
| 1352 | $sth->fetchrow();
|
---|
| 1353 | return (undef,$DBI::errstr) if ($sth->err);
|
---|
| 1354 |
|
---|
| 1355 | $sth->finish;
|
---|
| 1356 |
|
---|
| 1357 | # If we get here, we should be OK.
|
---|
| 1358 | return ($dbh,"DB connection OK");
|
---|
| 1359 | } # end connectDB
|
---|
| 1360 |
|
---|
| 1361 |
|
---|
| 1362 | ## DNSDB::finish()
|
---|
| 1363 | # Cleans up after database handles and so on.
|
---|
| 1364 | # Requires a database handle
|
---|
| 1365 | sub finish {
|
---|
| 1366 | my $dbh = $_[0];
|
---|
| 1367 | $dbh->disconnect;
|
---|
| 1368 | } # end finish
|
---|
| 1369 |
|
---|
| 1370 |
|
---|
| 1371 | ## DNSDB::initGlobals()
|
---|
| 1372 | # Initialize global variables
|
---|
| 1373 | # NB: this does NOT include web-specific session variables!
|
---|
| 1374 | # Requires a database handle
|
---|
| 1375 | sub initGlobals {
|
---|
| 1376 | my $dbh = shift;
|
---|
| 1377 |
|
---|
[208] | 1378 | # load record types from database
|
---|
[228] | 1379 | my $sth = $dbh->prepare("SELECT val,name,stdflag FROM rectypes");
|
---|
[2] | 1380 | $sth->execute;
|
---|
[228] | 1381 | while (my ($recval,$recname,$stdflag) = $sth->fetchrow_array()) {
|
---|
[2] | 1382 | $typemap{$recval} = $recname;
|
---|
| 1383 | $reverse_typemap{$recname} = $recval;
|
---|
[228] | 1384 | # now we fill the record validation function hash
|
---|
| 1385 | if ($stdflag < 5) {
|
---|
| 1386 | my $fn = "_validate_$recval";
|
---|
| 1387 | $validators{$recval} = \&$fn;
|
---|
| 1388 | } else {
|
---|
| 1389 | my $fn = "sub { return ('FAIL','Type $recval ($recname) not supported'); }";
|
---|
| 1390 | $validators{$recval} = eval $fn;
|
---|
| 1391 | }
|
---|
[2] | 1392 | }
|
---|
| 1393 | } # end initGlobals
|
---|
| 1394 |
|
---|
| 1395 |
|
---|
[278] | 1396 | ## DNSDB::login()
|
---|
| 1397 | # Takes a database handle, username and password
|
---|
[316] | 1398 | # Returns a userdata hash (UID, GID, username, fullname parts) if username exists,
|
---|
| 1399 | # password matches the one on file, and account is not disabled
|
---|
[278] | 1400 | # Returns undef otherwise
|
---|
| 1401 | sub login {
|
---|
| 1402 | my $dbh = shift;
|
---|
| 1403 | my $user = shift;
|
---|
| 1404 | my $pass = shift;
|
---|
| 1405 |
|
---|
[316] | 1406 | my $userinfo = $dbh->selectrow_hashref("SELECT user_id,group_id,password,firstname,lastname,status".
|
---|
| 1407 | " FROM users WHERE username=?",
|
---|
[279] | 1408 | undef, ($user) );
|
---|
| 1409 | return if !$userinfo;
|
---|
[316] | 1410 | return if !$userinfo->{status};
|
---|
[278] | 1411 |
|
---|
[279] | 1412 | if ($userinfo->{password} =~ m|^\$1\$([A-Za-z0-9/.]+)\$|) {
|
---|
[278] | 1413 | # native passwords (crypt-md5)
|
---|
[279] | 1414 | return if $userinfo->{password} ne unix_md5_crypt($pass,$1);
|
---|
| 1415 | } elsif ($userinfo->{password} =~ /^[0-9a-f]{32}$/) {
|
---|
[278] | 1416 | # VegaDNS import (hex-coded MD5)
|
---|
[279] | 1417 | return if $userinfo->{password} ne md5_hex($pass);
|
---|
[278] | 1418 | } else {
|
---|
| 1419 | # plaintext (convenient now and then)
|
---|
[279] | 1420 | return if $userinfo->{password} ne $pass;
|
---|
[278] | 1421 | }
|
---|
| 1422 |
|
---|
[279] | 1423 | return $userinfo;
|
---|
[278] | 1424 | } # end login()
|
---|
| 1425 |
|
---|
| 1426 |
|
---|
[279] | 1427 | ## DNSDB::initActionLog()
|
---|
| 1428 | # Set up action logging. Takes a database handle and user ID
|
---|
| 1429 | # Sets some internal globals and Does The Right Thing to set up a logging channel.
|
---|
| 1430 | # This sets up _log() to spew out log entries to the defined channel without worrying
|
---|
| 1431 | # about having to open a file or a syslog channel
|
---|
| 1432 | ##fixme Need to call _initActionLog_blah() for various logging channels, configured
|
---|
| 1433 | # via dnsdb.conf, in $config{log_channel} or something
|
---|
| 1434 | # See https://secure.deepnet.cx/trac/dnsadmin/ticket/21
|
---|
| 1435 | sub initActionLog {
|
---|
| 1436 | my $dbh = shift;
|
---|
| 1437 | my $uid = shift;
|
---|
| 1438 |
|
---|
| 1439 | return if !$uid;
|
---|
| 1440 |
|
---|
| 1441 | # snag user info for logging. there's got to be a way to not have to pass this back
|
---|
| 1442 | # and forth from a caller, but web usage means no persistence we can rely on from
|
---|
| 1443 | # the server side.
|
---|
| 1444 | my ($username,$fullname) = $dbh->selectrow_array("SELECT username, firstname || ' ' || lastname".
|
---|
| 1445 | " FROM users WHERE user_id=?", undef, ($uid));
|
---|
| 1446 | ##fixme: errors are unpossible!
|
---|
| 1447 |
|
---|
| 1448 | $userdata{username} = $username;
|
---|
| 1449 | $userdata{userid} = $uid;
|
---|
| 1450 | $userdata{fullname} = $fullname;
|
---|
| 1451 |
|
---|
| 1452 | # convert to real check once we have other logging channels
|
---|
| 1453 | # if ($config{log_channel} eq 'sql') {
|
---|
| 1454 | # Open Log, Sez Me!
|
---|
| 1455 | # }
|
---|
| 1456 |
|
---|
| 1457 | } # end initActionLog
|
---|
| 1458 |
|
---|
| 1459 |
|
---|
[65] | 1460 | ## DNSDB::initPermissions()
|
---|
| 1461 | # Set up permissions global
|
---|
| 1462 | # Takes database handle and UID
|
---|
| 1463 | sub initPermissions {
|
---|
| 1464 | my $dbh = shift;
|
---|
| 1465 | my $uid = shift;
|
---|
| 1466 |
|
---|
| 1467 | # %permissions = $(getPermissions($dbh,'user',$uid));
|
---|
| 1468 | getPermissions($dbh, 'user', $uid, \%permissions);
|
---|
| 1469 |
|
---|
| 1470 | } # end initPermissions()
|
---|
| 1471 |
|
---|
| 1472 |
|
---|
| 1473 | ## DNSDB::getPermissions()
|
---|
| 1474 | # Get permissions from DB
|
---|
| 1475 | # Requires DB handle, group or user flag, ID, and hashref.
|
---|
| 1476 | sub getPermissions {
|
---|
| 1477 | my $dbh = shift;
|
---|
| 1478 | my $type = shift;
|
---|
| 1479 | my $id = shift;
|
---|
| 1480 | my $hash = shift;
|
---|
| 1481 |
|
---|
| 1482 | my $sql = qq(
|
---|
| 1483 | SELECT
|
---|
| 1484 | p.admin,p.self_edit,
|
---|
| 1485 | p.group_create,p.group_edit,p.group_delete,
|
---|
| 1486 | p.user_create,p.user_edit,p.user_delete,
|
---|
| 1487 | p.domain_create,p.domain_edit,p.domain_delete,
|
---|
[387] | 1488 | p.record_create,p.record_edit,p.record_delete,p.record_locchg,
|
---|
[382] | 1489 | p.location_create,p.location_edit,p.location_delete,p.location_view
|
---|
[65] | 1490 | FROM permissions p
|
---|
| 1491 | );
|
---|
| 1492 | if ($type eq 'group') {
|
---|
| 1493 | $sql .= qq(
|
---|
| 1494 | JOIN groups g ON g.permission_id=p.permission_id
|
---|
| 1495 | WHERE g.group_id=?
|
---|
| 1496 | );
|
---|
| 1497 | } else {
|
---|
| 1498 | $sql .= qq(
|
---|
| 1499 | JOIN users u ON u.permission_id=p.permission_id
|
---|
| 1500 | WHERE u.user_id=?
|
---|
| 1501 | );
|
---|
| 1502 | }
|
---|
| 1503 |
|
---|
| 1504 | my $sth = $dbh->prepare($sql);
|
---|
| 1505 |
|
---|
| 1506 | $sth->execute($id) or die "argh: ".$sth->errstr;
|
---|
| 1507 |
|
---|
| 1508 | # my $permref = $sth->fetchrow_hashref;
|
---|
| 1509 | # return $permref;
|
---|
| 1510 | # $hash = $permref;
|
---|
| 1511 | # Eww. Need to learn how to forcibly drop a hashref onto an existing hash.
|
---|
| 1512 | ($hash->{admin},$hash->{self_edit},
|
---|
| 1513 | $hash->{group_create},$hash->{group_edit},$hash->{group_delete},
|
---|
| 1514 | $hash->{user_create},$hash->{user_edit},$hash->{user_delete},
|
---|
| 1515 | $hash->{domain_create},$hash->{domain_edit},$hash->{domain_delete},
|
---|
[387] | 1516 | $hash->{record_create},$hash->{record_edit},$hash->{record_delete},$hash->{record_locchg},
|
---|
[382] | 1517 | $hash->{location_create},$hash->{location_edit},$hash->{location_delete},$hash->{location_view}
|
---|
| 1518 | ) = $sth->fetchrow_array;
|
---|
[65] | 1519 |
|
---|
| 1520 | } # end getPermissions()
|
---|
| 1521 |
|
---|
| 1522 |
|
---|
| 1523 | ## DNSDB::changePermissions()
|
---|
| 1524 | # Update an ACL entry
|
---|
| 1525 | # Takes a db handle, type, owner-id, and hashref for the changed permissions.
|
---|
| 1526 | sub changePermissions {
|
---|
| 1527 | my $dbh = shift;
|
---|
| 1528 | my $type = shift;
|
---|
| 1529 | my $id = shift;
|
---|
| 1530 | my $newperms = shift;
|
---|
[87] | 1531 | my $inherit = shift || 0;
|
---|
[65] | 1532 |
|
---|
[294] | 1533 | my $resultmsg = '';
|
---|
[66] | 1534 |
|
---|
[87] | 1535 | # see if we're switching from inherited to custom. for bonus points,
|
---|
| 1536 | # snag the permid and parent permid anyway, since we'll need the permid
|
---|
| 1537 | # to set/alter custom perms, and both if we're switching from custom to
|
---|
| 1538 | # inherited.
|
---|
[294] | 1539 | my $sth = $dbh->prepare("SELECT (u.permission_id=g.permission_id) AS was_inherited,u.permission_id,g.permission_id,".
|
---|
| 1540 | ($type eq 'user' ? 'u.group_id,u.username' : 'u.parent_group_id,u.group_name').
|
---|
[65] | 1541 | " FROM ".($type eq 'user' ? 'users' : 'groups')." u ".
|
---|
[66] | 1542 | " JOIN groups g ON u.".($type eq 'user' ? '' : 'parent_')."group_id=g.group_id ".
|
---|
[65] | 1543 | " WHERE u.".($type eq 'user' ? 'user' : 'group')."_id=?");
|
---|
| 1544 | $sth->execute($id);
|
---|
| 1545 |
|
---|
[294] | 1546 | my ($wasinherited,$permid,$parpermid,$parid,$name) = $sth->fetchrow_array;
|
---|
[66] | 1547 |
|
---|
[78] | 1548 | # hack phtoui
|
---|
| 1549 | # group id 1 is "special" in that it's it's own parent (err... possibly.)
|
---|
| 1550 | # may make its parent id 0 which doesn't exist, and as a bonus is Perl-false.
|
---|
| 1551 | $wasinherited = 0 if ($type eq 'group' && $id == 1);
|
---|
| 1552 |
|
---|
[66] | 1553 | local $dbh->{AutoCommit} = 0;
|
---|
| 1554 | local $dbh->{RaiseError} = 1;
|
---|
| 1555 |
|
---|
| 1556 | # Wrap all the SQL in a transaction
|
---|
| 1557 | eval {
|
---|
[87] | 1558 | if ($inherit) {
|
---|
| 1559 |
|
---|
| 1560 | $dbh->do("UPDATE ".($type eq 'user' ? 'users' : 'groups')." SET inherit_perm='t',permission_id=? ".
|
---|
| 1561 | "WHERE ".($type eq 'user' ? 'user' : 'group')."_id=?", undef, ($parpermid, $id) );
|
---|
| 1562 | $dbh->do("DELETE FROM permissions WHERE permission_id=?", undef, ($permid) );
|
---|
| 1563 |
|
---|
| 1564 | } else {
|
---|
| 1565 |
|
---|
| 1566 | if ($wasinherited) { # munge new permission entry in if we're switching from inherited perms
|
---|
[66] | 1567 | ##fixme: need to add semirecursive bit to properly munge inherited permission ID on subgroups and users
|
---|
[87] | 1568 | # ... if'n'when we have groups with fully inherited permissions.
|
---|
| 1569 | # SQL is coo
|
---|
| 1570 | $dbh->do("INSERT INTO permissions ($permlist,".($type eq 'user' ? 'user' : 'group')."_id) ".
|
---|
| 1571 | "SELECT $permlist,? FROM permissions WHERE permission_id=?", undef, ($id,$permid) );
|
---|
| 1572 | ($permid) = $dbh->selectrow_array("SELECT permission_id FROM permissions ".
|
---|
| 1573 | "WHERE ".($type eq 'user' ? 'user' : 'group')."_id=?", undef, ($id) );
|
---|
| 1574 | $dbh->do("UPDATE ".($type eq 'user' ? 'users' : 'groups')." SET inherit_perm='f',permission_id=? ".
|
---|
| 1575 | "WHERE ".($type eq 'user' ? 'user' : 'group')."_id=?", undef, ($permid, $id) );
|
---|
[66] | 1576 | }
|
---|
[78] | 1577 |
|
---|
[87] | 1578 | # and now set the permissions we were passed
|
---|
| 1579 | foreach (@permtypes) {
|
---|
| 1580 | if (defined ($newperms->{$_})) {
|
---|
| 1581 | $dbh->do("UPDATE permissions SET $_=? WHERE permission_id=?", undef, ($newperms->{$_},$permid) );
|
---|
| 1582 | }
|
---|
| 1583 | }
|
---|
| 1584 |
|
---|
| 1585 | } # (inherited->)? custom
|
---|
| 1586 |
|
---|
[294] | 1587 | if ($type eq 'user') {
|
---|
| 1588 | $resultmsg = "Updated permissions for user $name";
|
---|
| 1589 | } else {
|
---|
| 1590 | $resultmsg = "Updated default permissions for group $name";
|
---|
| 1591 | }
|
---|
| 1592 | _log($dbh, (group_id => ($type eq 'user' ? $parid : $id), entry => $resultmsg));
|
---|
[66] | 1593 | $dbh->commit;
|
---|
| 1594 | }; # end eval
|
---|
| 1595 | if ($@) {
|
---|
| 1596 | my $msg = $@;
|
---|
| 1597 | eval { $dbh->rollback; };
|
---|
[294] | 1598 | return ('FAIL',"Error changing permissions: $msg");
|
---|
[66] | 1599 | }
|
---|
| 1600 |
|
---|
[294] | 1601 | return ('OK',$resultmsg);
|
---|
[65] | 1602 | } # end changePermissions()
|
---|
| 1603 |
|
---|
| 1604 |
|
---|
[67] | 1605 | ## DNSDB::comparePermissions()
|
---|
| 1606 | # Compare two permission hashes
|
---|
| 1607 | # Returns '>', '<', '=', '!'
|
---|
| 1608 | sub comparePermissions {
|
---|
| 1609 | my $p1 = shift;
|
---|
| 1610 | my $p2 = shift;
|
---|
| 1611 |
|
---|
| 1612 | my $retval = '='; # assume equality until proven otherwise
|
---|
| 1613 |
|
---|
| 1614 | no warnings "uninitialized";
|
---|
| 1615 |
|
---|
| 1616 | foreach (@permtypes) {
|
---|
| 1617 | next if $p1->{$_} == $p2->{$_}; # equal is good
|
---|
| 1618 | if ($p1->{$_} && !$p2->{$_}) {
|
---|
| 1619 | if ($retval eq '<') { # if we've already found an unequal pair where
|
---|
| 1620 | $retval = '!'; # $p2 has more access, and we now find a pair
|
---|
| 1621 | last; # where $p1 has more access, the overall access
|
---|
| 1622 | } # is neither greater or lesser, it's unequal.
|
---|
| 1623 | $retval = '>';
|
---|
| 1624 | }
|
---|
| 1625 | if (!$p1->{$_} && $p2->{$_}) {
|
---|
| 1626 | if ($retval eq '>') { # if we've already found an unequal pair where
|
---|
| 1627 | $retval = '!'; # $p1 has more access, and we now find a pair
|
---|
| 1628 | last; # where $p2 has more access, the overall access
|
---|
| 1629 | } # is neither greater or lesser, it's unequal.
|
---|
| 1630 | $retval = '<';
|
---|
| 1631 | }
|
---|
| 1632 | }
|
---|
| 1633 | return $retval;
|
---|
| 1634 | } # end comparePermissions()
|
---|
| 1635 |
|
---|
| 1636 |
|
---|
[112] | 1637 | ## DNSDB::changeGroup()
|
---|
| 1638 | # Change group ID of an entity
|
---|
| 1639 | # Takes a database handle, entity type, entity ID, and new group ID
|
---|
| 1640 | sub changeGroup {
|
---|
| 1641 | my $dbh = shift;
|
---|
| 1642 | my $type = shift;
|
---|
| 1643 | my $id = shift;
|
---|
| 1644 | my $newgrp = shift;
|
---|
| 1645 |
|
---|
| 1646 | ##fixme: fail on not enough args
|
---|
| 1647 | #return ('FAIL', "Missing
|
---|
| 1648 |
|
---|
[295] | 1649 | return ('FAIL', "Can't change the group of a $type")
|
---|
| 1650 | unless grep /^$type$/, ('domain','revzone','user','group'); # could be extended for defrecs?
|
---|
| 1651 |
|
---|
| 1652 | # Collect some names for logging and messages
|
---|
| 1653 | my $entname;
|
---|
[112] | 1654 | if ($type eq 'domain') {
|
---|
[295] | 1655 | $entname = domainName($dbh, $id);
|
---|
| 1656 | } elsif ($type eq 'revzone') {
|
---|
| 1657 | $entname = revName($dbh, $id);
|
---|
[112] | 1658 | } elsif ($type eq 'user') {
|
---|
[295] | 1659 | $entname = userFullName($dbh, $id, '%u');
|
---|
[112] | 1660 | } elsif ($type eq 'group') {
|
---|
[295] | 1661 | $entname = groupName($dbh, $id);
|
---|
[112] | 1662 | }
|
---|
[295] | 1663 |
|
---|
| 1664 | my ($oldgid) = $dbh->selectrow_array("SELECT group_id FROM $par_tbl{$type} WHERE $id_col{$type}=?",
|
---|
| 1665 | undef, ($id));
|
---|
| 1666 | my $oldgname = groupName($dbh, $oldgid);
|
---|
| 1667 | my $newgname = groupName($dbh, $newgrp);
|
---|
| 1668 |
|
---|
| 1669 | return ('FAIL', "Can't move things into a group that doesn't exist") if !$newgname;
|
---|
| 1670 |
|
---|
| 1671 | return ('WARN', "Nothing to do, new group is the same as the old group") if $oldgid == $newgrp;
|
---|
| 1672 |
|
---|
| 1673 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 1674 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 1675 | local $dbh->{AutoCommit} = 0;
|
---|
| 1676 | local $dbh->{RaiseError} = 1;
|
---|
| 1677 |
|
---|
| 1678 | eval {
|
---|
| 1679 | $dbh->do("UPDATE $par_tbl{$type} SET group_id=? WHERE $id_col{$type}=?", undef, ($newgrp, $id));
|
---|
| 1680 | # Log the change in both the old and new groups
|
---|
| 1681 | _log($dbh, (group_id => $oldgid, entry => "Moved $type $entname from $oldgname to $newgname"));
|
---|
| 1682 | _log($dbh, (group_id => $newgrp, entry => "Moved $type $entname from $oldgname to $newgname"));
|
---|
| 1683 | $dbh->commit;
|
---|
| 1684 | };
|
---|
| 1685 | if ($@) {
|
---|
| 1686 | my $msg = $@;
|
---|
| 1687 | eval { $dbh->rollback; };
|
---|
| 1688 | if ($config{log_failures}) {
|
---|
| 1689 | _log($dbh, (group_id => $oldgid, entry => "Error moving $type $entname to $newgname: $msg"));
|
---|
| 1690 | $dbh->commit; # since we enabled transactions earlier
|
---|
| 1691 | }
|
---|
| 1692 | return ('FAIL',"Error moving $type $entname to $newgname: $msg");
|
---|
| 1693 | }
|
---|
| 1694 |
|
---|
| 1695 | return ('OK',"Moved $type $entname from $oldgname to $newgname");
|
---|
[112] | 1696 | } # end changeGroup()
|
---|
| 1697 |
|
---|
| 1698 |
|
---|
[2] | 1699 | ##
|
---|
| 1700 | ## Processing subs
|
---|
| 1701 | ##
|
---|
| 1702 |
|
---|
| 1703 | ## DNSDB::addDomain()
|
---|
| 1704 | # Add a domain
|
---|
[190] | 1705 | # Takes a database handle, domain name, numeric group, boolean(ish) state (active/inactive),
|
---|
| 1706 | # and user info hash (for logging).
|
---|
[2] | 1707 | # Returns a status code and message
|
---|
| 1708 | sub addDomain {
|
---|
| 1709 | $errstr = '';
|
---|
| 1710 | my $dbh = shift;
|
---|
| 1711 | return ('FAIL',"Need database handle") if !$dbh;
|
---|
| 1712 | my $domain = shift;
|
---|
[91] | 1713 | return ('FAIL',"Domain must not be blank") if !$domain;
|
---|
[2] | 1714 | my $group = shift;
|
---|
| 1715 | return ('FAIL',"Need group") if !defined($group);
|
---|
| 1716 | my $state = shift;
|
---|
| 1717 | return ('FAIL',"Need domain status") if !defined($state);
|
---|
| 1718 |
|
---|
[116] | 1719 | $state = 1 if $state =~ /^active$/;
|
---|
| 1720 | $state = 1 if $state =~ /^on$/;
|
---|
| 1721 | $state = 0 if $state =~ /^inactive$/;
|
---|
| 1722 | $state = 0 if $state =~ /^off$/;
|
---|
| 1723 |
|
---|
| 1724 | return ('FAIL',"Invalid domain status") if $state !~ /^\d+$/;
|
---|
| 1725 |
|
---|
[190] | 1726 | return ('FAIL', "Invalid characters in domain") if $domain !~ /^[a-zA-Z0-9_.-]+$/;
|
---|
| 1727 |
|
---|
[349] | 1728 | my $sth = $dbh->prepare("SELECT domain_id FROM domains WHERE lower(domain) = lower(?)");
|
---|
[3] | 1729 | my $dom_id;
|
---|
| 1730 |
|
---|
[38] | 1731 | # quick check to start to see if we've already got one
|
---|
| 1732 | $sth->execute($domain);
|
---|
| 1733 | ($dom_id) = $sth->fetchrow_array;
|
---|
| 1734 |
|
---|
| 1735 | return ('FAIL', "Domain already exists") if $dom_id;
|
---|
| 1736 |
|
---|
[2] | 1737 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 1738 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 1739 | local $dbh->{AutoCommit} = 0;
|
---|
| 1740 | local $dbh->{RaiseError} = 1;
|
---|
| 1741 |
|
---|
| 1742 | # Wrap all the SQL in a transaction
|
---|
| 1743 | eval {
|
---|
| 1744 | # insert the domain...
|
---|
[190] | 1745 | $dbh->do("INSERT INTO domains (domain,group_id,status) VALUES (?,?,?)", undef, ($domain, $group, $state));
|
---|
[2] | 1746 |
|
---|
| 1747 | # get the ID...
|
---|
[349] | 1748 | ($dom_id) = $dbh->selectrow_array("SELECT domain_id FROM domains WHERE lower(domain) = lower(?)",
|
---|
| 1749 | undef, ($domain));
|
---|
[2] | 1750 |
|
---|
[284] | 1751 | _log($dbh, (domain_id => $dom_id, group_id => $group,
|
---|
[259] | 1752 | entry => "Added ".($state ? 'active' : 'inactive')." domain $domain"));
|
---|
[190] | 1753 |
|
---|
[2] | 1754 | # ... and now we construct the standard records from the default set. NB: group should be variable.
|
---|
[190] | 1755 | my $sth = $dbh->prepare("SELECT host,type,val,distance,weight,port,ttl FROM default_records WHERE group_id=?");
|
---|
| 1756 | my $sth_in = $dbh->prepare("INSERT INTO records (domain_id,host,type,val,distance,weight,port,ttl)".
|
---|
| 1757 | " VALUES ($dom_id,?,?,?,?,?,?,?)");
|
---|
| 1758 | $sth->execute($group);
|
---|
[3] | 1759 | while (my ($host,$type,$val,$dist,$weight,$port,$ttl) = $sth->fetchrow_array()) {
|
---|
[2] | 1760 | $host =~ s/DOMAIN/$domain/g;
|
---|
[37] | 1761 | $val =~ s/DOMAIN/$domain/g;
|
---|
[3] | 1762 | $sth_in->execute($host,$type,$val,$dist,$weight,$port,$ttl);
|
---|
[190] | 1763 | if ($typemap{$type} eq 'SOA') {
|
---|
| 1764 | my @tmp1 = split /:/, $host;
|
---|
| 1765 | my @tmp2 = split /:/, $val;
|
---|
[284] | 1766 | _log($dbh, (domain_id => $dom_id, group_id => $group,
|
---|
| 1767 | entry => "[new $domain] Added SOA record [contact $tmp1[0]] [master $tmp1[1]] ".
|
---|
[257] | 1768 | "[refresh $tmp2[0]] [retry $tmp2[1]] [expire $tmp2[2]] [minttl $tmp2[3]], TTL $ttl"));
|
---|
[190] | 1769 | } else {
|
---|
| 1770 | my $logentry = "[new $domain] Added record '$host $typemap{$type}";
|
---|
| 1771 | $logentry .= " [distance $dist]" if $typemap{$type} eq 'MX';
|
---|
| 1772 | $logentry .= " [priority $dist] [weight $weight] [port $port]" if $typemap{$type} eq 'SRV';
|
---|
[284] | 1773 | _log($dbh, (domain_id => $dom_id, group_id => $group,
|
---|
| 1774 | entry => $logentry." $val', TTL $ttl"));
|
---|
[190] | 1775 | }
|
---|
[2] | 1776 | }
|
---|
| 1777 |
|
---|
| 1778 | # once we get here, we should have suceeded.
|
---|
| 1779 | $dbh->commit;
|
---|
| 1780 | }; # end eval
|
---|
| 1781 |
|
---|
| 1782 | if ($@) {
|
---|
| 1783 | my $msg = $@;
|
---|
| 1784 | eval { $dbh->rollback; };
|
---|
[286] | 1785 | _log($dbh, (group_id => $group, entry => "Failed adding domain $domain ($msg)"))
|
---|
[284] | 1786 | if $config{log_failures};
|
---|
| 1787 | $dbh->commit; # since we enabled transactions earlier
|
---|
[193] | 1788 | return ('FAIL',$msg);
|
---|
[2] | 1789 | } else {
|
---|
[3] | 1790 | return ('OK',$dom_id);
|
---|
[2] | 1791 | }
|
---|
| 1792 | } # end addDomain
|
---|
| 1793 |
|
---|
| 1794 |
|
---|
[274] | 1795 | ## DNSDB::delZone()
|
---|
| 1796 | # Delete a forward or reverse zone.
|
---|
| 1797 | # Takes a database handle, zone ID, and forward/reverse flag.
|
---|
[3] | 1798 | # for now, just delete the records, then the domain.
|
---|
| 1799 | # later we may want to archive it in some way instead (status code 2, for example?)
|
---|
[274] | 1800 | sub delZone {
|
---|
[3] | 1801 | my $dbh = shift;
|
---|
[274] | 1802 | my $zoneid = shift;
|
---|
| 1803 | my $revrec = shift;
|
---|
[3] | 1804 |
|
---|
| 1805 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 1806 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 1807 | local $dbh->{AutoCommit} = 0;
|
---|
| 1808 | local $dbh->{RaiseError} = 1;
|
---|
| 1809 |
|
---|
[285] | 1810 | my $msg = '';
|
---|
[23] | 1811 | my $failmsg = '';
|
---|
[285] | 1812 | my $zone = ($revrec eq 'n' ? domainName($dbh, $zoneid) : revName($dbh, $zoneid));
|
---|
[23] | 1813 |
|
---|
[343] | 1814 | return ('FAIL', ($revrec eq 'n' ? 'Domain' : 'Reverse zone')." ID $zoneid doesn't exist") if !$zone;
|
---|
| 1815 |
|
---|
[285] | 1816 | # Set this up here since we may use if if $config{log_failures} is enabled
|
---|
| 1817 | my %loghash;
|
---|
| 1818 | $loghash{domain_id} = $zoneid if $revrec eq 'n';
|
---|
| 1819 | $loghash{rdns_id} = $zoneid if $revrec eq 'y';
|
---|
| 1820 | $loghash{group_id} = parentID($dbh,
|
---|
| 1821 | (id => $zoneid, type => ($revrec eq 'n' ? 'domain' : 'revzone'), revrec => $revrec) );
|
---|
| 1822 |
|
---|
[3] | 1823 | # Wrap all the SQL in a transaction
|
---|
| 1824 | eval {
|
---|
[274] | 1825 | # Disentangle custom record types before removing the
|
---|
| 1826 | # ones that are only in the zone to be deleted
|
---|
| 1827 | if ($revrec eq 'n') {
|
---|
| 1828 | my $sth = $dbh->prepare("UPDATE records SET type=?,domain_id=0 WHERE domain_id=? AND type=?");
|
---|
| 1829 | $failmsg = "Failure converting multizone types to single-zone";
|
---|
| 1830 | $sth->execute($reverse_typemap{PTR}, $zoneid, 65280);
|
---|
| 1831 | $sth->execute($reverse_typemap{PTR}, $zoneid, 65281);
|
---|
| 1832 | $sth->execute(65282, $zoneid, 65283);
|
---|
| 1833 | $sth->execute(65282, $zoneid, 65284);
|
---|
| 1834 | $failmsg = "Failure removing domain records";
|
---|
| 1835 | $dbh->do("DELETE FROM records WHERE domain_id=?", undef, ($zoneid));
|
---|
| 1836 | $failmsg = "Failure removing domain";
|
---|
| 1837 | $dbh->do("DELETE FROM domains WHERE domain_id=?", undef, ($zoneid));
|
---|
| 1838 | } else {
|
---|
| 1839 | my $sth = $dbh->prepare("UPDATE records SET type=?,rdns_id=0 WHERE rdns_id=? AND type=?");
|
---|
| 1840 | $failmsg = "Failure converting multizone types to single-zone";
|
---|
| 1841 | $sth->execute($reverse_typemap{A}, $zoneid, 65280);
|
---|
| 1842 | $sth->execute($reverse_typemap{AAAA}, $zoneid, 65281);
|
---|
| 1843 | # We don't have an "A template" or "AAAA template" type, although it might be useful for symmetry.
|
---|
[345] | 1844 | # $sth->execute(65286?, $zoneid, 65283);
|
---|
| 1845 | # $sth->execute(65286?, $zoneid, 65284);
|
---|
[274] | 1846 | $failmsg = "Failure removing reverse records";
|
---|
| 1847 | $dbh->do("DELETE FROM records WHERE rdns_id=?", undef, ($zoneid));
|
---|
| 1848 | $failmsg = "Failure removing reverse zone";
|
---|
| 1849 | $dbh->do("DELETE FROM revzones WHERE rdns_id=?", undef, ($zoneid));
|
---|
| 1850 | }
|
---|
[3] | 1851 |
|
---|
[285] | 1852 | $msg = "Deleted ".($revrec eq 'n' ? 'domain' : 'reverse zone')." $zone";
|
---|
| 1853 | $loghash{entry} = $msg;
|
---|
| 1854 | _log($dbh, %loghash);
|
---|
| 1855 |
|
---|
[3] | 1856 | # once we get here, we should have suceeded.
|
---|
[23] | 1857 | $dbh->commit;
|
---|
[3] | 1858 | }; # end eval
|
---|
| 1859 |
|
---|
| 1860 | if ($@) {
|
---|
[285] | 1861 | $msg = $@;
|
---|
[3] | 1862 | eval { $dbh->rollback; };
|
---|
[295] | 1863 | $loghash{entry} = "Error deleting $zone: $msg ($failmsg)";
|
---|
| 1864 | if ($config{log_failures}) {
|
---|
| 1865 | _log($dbh, %loghash);
|
---|
| 1866 | $dbh->commit; # since we enabled transactions earlier
|
---|
| 1867 | }
|
---|
| 1868 | return ('FAIL', $loghash{entry});
|
---|
[3] | 1869 | } else {
|
---|
[295] | 1870 | return ('OK', $msg);
|
---|
[3] | 1871 | }
|
---|
| 1872 |
|
---|
[274] | 1873 | } # end delZone()
|
---|
[3] | 1874 |
|
---|
| 1875 |
|
---|
[2] | 1876 | ## DNSDB::domainName()
|
---|
| 1877 | # Return the domain name based on a domain ID
|
---|
| 1878 | # Takes a database handle and the domain ID
|
---|
| 1879 | # Returns the domain name or undef on failure
|
---|
| 1880 | sub domainName {
|
---|
| 1881 | $errstr = '';
|
---|
| 1882 | my $dbh = shift;
|
---|
| 1883 | my $domid = shift;
|
---|
[91] | 1884 | my ($domname) = $dbh->selectrow_array("SELECT domain FROM domains WHERE domain_id=?", undef, ($domid) );
|
---|
[2] | 1885 | $errstr = $DBI::errstr if !$domname;
|
---|
| 1886 | return $domname if $domname;
|
---|
[91] | 1887 | } # end domainName()
|
---|
[2] | 1888 |
|
---|
| 1889 |
|
---|
[224] | 1890 | ## DNSDB::revName()
|
---|
| 1891 | # Return the reverse zone name based on an rDNS ID
|
---|
| 1892 | # Takes a database handle and the rDNS ID
|
---|
| 1893 | # Returns the reverse zone name or undef on failure
|
---|
| 1894 | sub revName {
|
---|
| 1895 | $errstr = '';
|
---|
| 1896 | my $dbh = shift;
|
---|
| 1897 | my $revid = shift;
|
---|
| 1898 | my ($revname) = $dbh->selectrow_array("SELECT revnet FROM revzones WHERE rdns_id=?", undef, ($revid) );
|
---|
| 1899 | $errstr = $DBI::errstr if !$revname;
|
---|
| 1900 | return $revname if $revname;
|
---|
| 1901 | } # end revName()
|
---|
| 1902 |
|
---|
| 1903 |
|
---|
[91] | 1904 | ## DNSDB::domainID()
|
---|
| 1905 | # Takes a database handle and domain name
|
---|
| 1906 | # Returns the domain ID number
|
---|
| 1907 | sub domainID {
|
---|
| 1908 | $errstr = '';
|
---|
| 1909 | my $dbh = shift;
|
---|
| 1910 | my $domain = shift;
|
---|
[349] | 1911 | my ($domid) = $dbh->selectrow_array("SELECT domain_id FROM domains WHERE lower(domain) = lower(?)",
|
---|
| 1912 | undef, ($domain) );
|
---|
[91] | 1913 | $errstr = $DBI::errstr if !$domid;
|
---|
| 1914 | return $domid if $domid;
|
---|
| 1915 | } # end domainID()
|
---|
| 1916 |
|
---|
| 1917 |
|
---|
[276] | 1918 | ## DNSDB::revID()
|
---|
| 1919 | # Takes a database handle and reverse zone name
|
---|
| 1920 | # Returns the rDNS ID number
|
---|
| 1921 | sub revID {
|
---|
| 1922 | $errstr = '';
|
---|
| 1923 | my $dbh = shift;
|
---|
| 1924 | my $revzone = shift;
|
---|
| 1925 | my ($revid) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet=?", undef, ($revzone) );
|
---|
| 1926 | $errstr = $DBI::errstr if !$revid;
|
---|
| 1927 | return $revid if $revid;
|
---|
| 1928 | } # end revID()
|
---|
| 1929 |
|
---|
| 1930 |
|
---|
[260] | 1931 | ## DNSDB::addRDNS
|
---|
| 1932 | # Adds a reverse DNS zone
|
---|
[286] | 1933 | # Takes a database handle, CIDR block, reverse DNS pattern, numeric group,
|
---|
| 1934 | # and boolean(ish) state (active/inactive)
|
---|
[260] | 1935 | # Returns a status code and message
|
---|
| 1936 | sub addRDNS {
|
---|
| 1937 | my $dbh = shift;
|
---|
| 1938 | my $zone = NetAddr::IP->new(shift);
|
---|
| 1939 | return ('FAIL',"Zone name must be a valid CIDR netblock") unless ($zone && $zone->addr !~ /^0/);
|
---|
[270] | 1940 | my $revpatt = shift; # construct a custom (A/AAAA+)? PTR template record
|
---|
[260] | 1941 | my $group = shift;
|
---|
| 1942 | my $state = shift;
|
---|
| 1943 |
|
---|
| 1944 | $state = 1 if $state =~ /^active$/;
|
---|
| 1945 | $state = 1 if $state =~ /^on$/;
|
---|
| 1946 | $state = 0 if $state =~ /^inactive$/;
|
---|
| 1947 | $state = 0 if $state =~ /^off$/;
|
---|
| 1948 |
|
---|
| 1949 | return ('FAIL',"Invalid zone status") if $state !~ /^\d+$/;
|
---|
| 1950 |
|
---|
| 1951 | # quick check to start to see if we've already got one
|
---|
[299] | 1952 | my ($rdns_id) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet=?", undef, ("$zone"));
|
---|
[260] | 1953 |
|
---|
| 1954 | return ('FAIL', "Zone already exists") if $rdns_id;
|
---|
| 1955 |
|
---|
| 1956 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 1957 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 1958 | local $dbh->{AutoCommit} = 0;
|
---|
| 1959 | local $dbh->{RaiseError} = 1;
|
---|
| 1960 |
|
---|
[264] | 1961 | my $warnstr = '';
|
---|
[270] | 1962 | my $defttl = 3600; # 1 hour should be reasonable. And unless things have gone horribly
|
---|
| 1963 | # wrong, we should have a value to override this anyway.
|
---|
[264] | 1964 |
|
---|
[260] | 1965 | # Wrap all the SQL in a transaction
|
---|
| 1966 | eval {
|
---|
| 1967 | # insert the domain...
|
---|
| 1968 | $dbh->do("INSERT INTO revzones (revnet,group_id,status) VALUES (?,?,?)", undef, ($zone, $group, $state));
|
---|
| 1969 |
|
---|
| 1970 | # get the ID...
|
---|
| 1971 | ($rdns_id) = $dbh->selectrow_array("SELECT currval('revzones_rdns_id_seq')");
|
---|
| 1972 |
|
---|
[286] | 1973 | _log($dbh, (rdns_id => $rdns_id, group_id => $group,
|
---|
[260] | 1974 | entry => "Added ".($state ? 'active' : 'inactive')." reverse zone $zone"));
|
---|
| 1975 |
|
---|
| 1976 | # ... and now we construct the standard records from the default set. NB: group should be variable.
|
---|
| 1977 | my $sth = $dbh->prepare("SELECT host,type,val,ttl FROM default_rev_records WHERE group_id=?");
|
---|
[269] | 1978 | my $sth_in = $dbh->prepare("INSERT INTO records (rdns_id,domain_id,host,type,val,ttl)".
|
---|
| 1979 | " VALUES ($rdns_id,?,?,?,?,?)");
|
---|
[260] | 1980 | $sth->execute($group);
|
---|
| 1981 | while (my ($host,$type,$val,$ttl) = $sth->fetchrow_array()) {
|
---|
[264] | 1982 | # Silently skip v4/v6 mismatches. This is not an error, this is expected.
|
---|
| 1983 | if ($zone->{isv6}) {
|
---|
| 1984 | next if ($type == 65280 || $type == 65283);
|
---|
| 1985 | } else {
|
---|
| 1986 | next if ($type == 65281 || $type == 65284);
|
---|
| 1987 | }
|
---|
[269] | 1988 |
|
---|
[260] | 1989 | $host =~ s/ADMINDOMAIN/$config{domain}/g;
|
---|
[264] | 1990 |
|
---|
[265] | 1991 | # Check to make sure the IP stubs will fit in the zone. Under most usage failures here should be rare.
|
---|
| 1992 | # On failure, tack a note on to a warning string and continue without adding this record.
|
---|
| 1993 | # While we're at it, we substitute $zone for ZONE in the value.
|
---|
| 1994 | if ($val eq 'ZONE') {
|
---|
[270] | 1995 | next if $revpatt; # If we've got a pattern, we skip the default record version.
|
---|
[269] | 1996 | ##fixme? do we care if we have multiple whole-zone templates?
|
---|
[265] | 1997 | $val = $zone->network;
|
---|
| 1998 | } elsif ($val =~ /ZONE/) {
|
---|
| 1999 | my $tmpval = $val;
|
---|
| 2000 | $tmpval =~ s/ZONE//;
|
---|
[269] | 2001 | # Bend the rules and allow single-trailing-number PTR or PTR template records to be inserted
|
---|
| 2002 | # as either v4 or v6. May make this an off-by-default config flag
|
---|
| 2003 | # Note that the origin records that may trigger this **SHOULD** already have ZONE,\d
|
---|
| 2004 | if ($type == 12 || $type == 65282) {
|
---|
| 2005 | $tmpval =~ s/[,.]/::/ if ($tmpval =~ /^[,.]\d+$/ && $zone->{isv6});
|
---|
| 2006 | $tmpval =~ s/[,:]+/./ if ($tmpval =~ /^(?:,|::)\d+$/ && !$zone->{isv6});
|
---|
| 2007 | }
|
---|
[265] | 2008 | my $addr;
|
---|
| 2009 | if (_ipparent($dbh, 'n', 'y', \$tmpval, $rdns_id, \$addr)) {
|
---|
| 2010 | $val = $addr->addr;
|
---|
| 2011 | } else {
|
---|
[269] | 2012 | $warnstr .= "\nDefault record '$val $typemap{$type} $host' doesn't fit in $zone, skipping";
|
---|
[264] | 2013 | next;
|
---|
| 2014 | }
|
---|
| 2015 | }
|
---|
| 2016 |
|
---|
[328] | 2017 | # Substitute $zone for ZONE in the hostname, but only for non-NS records.
|
---|
| 2018 | # NS records get this substitution on the value instead.
|
---|
| 2019 | $host = _ZONE($zone, $host) if $type != 2;
|
---|
[265] | 2020 |
|
---|
[269] | 2021 | # Fill in the forward domain ID if we can find it, otherwise:
|
---|
| 2022 | # Coerce type down to PTR or PTR template if we can't
|
---|
| 2023 | my $domid = 0;
|
---|
| 2024 | if ($type >= 65280) {
|
---|
| 2025 | if (!($domid = _hostparent($dbh, $host))) {
|
---|
| 2026 | $warnstr .= "\nRecord added as PTR instead of $typemap{$type}; domain not found for $host";
|
---|
| 2027 | $type = $reverse_typemap{PTR};
|
---|
| 2028 | $domid = 0; # just to be explicit.
|
---|
| 2029 | }
|
---|
| 2030 | }
|
---|
| 2031 |
|
---|
| 2032 | $sth_in->execute($domid,$host,$type,$val,$ttl);
|
---|
| 2033 |
|
---|
[260] | 2034 | if ($typemap{$type} eq 'SOA') {
|
---|
| 2035 | my @tmp1 = split /:/, $host;
|
---|
| 2036 | my @tmp2 = split /:/, $val;
|
---|
[286] | 2037 | _log($dbh, (rdns_id => $rdns_id, group_id => $group,
|
---|
| 2038 | entry => "[new $zone] Added SOA record [contact $tmp1[0]] [master $tmp1[1]] ".
|
---|
[260] | 2039 | "[refresh $tmp2[0]] [retry $tmp2[1]] [expire $tmp2[2]] [minttl $tmp2[3]], TTL $ttl"));
|
---|
[270] | 2040 | $defttl = $tmp2[3];
|
---|
[260] | 2041 | } else {
|
---|
| 2042 | my $logentry = "[new $zone] Added record '$host $typemap{$type}";
|
---|
[286] | 2043 | _log($dbh, (rdns_id => $rdns_id, domain_id => $domid, group_id => $group,
|
---|
| 2044 | entry => $logentry." $val', TTL $ttl"));
|
---|
[260] | 2045 | }
|
---|
| 2046 | }
|
---|
| 2047 |
|
---|
[270] | 2048 | # Generate record based on provided pattern.
|
---|
| 2049 | if ($revpatt) {
|
---|
| 2050 | my $host;
|
---|
| 2051 | my $type = ($zone->{isv6} ? 65284 : 65283);
|
---|
| 2052 | my $val = $zone->network;
|
---|
[269] | 2053 |
|
---|
[270] | 2054 | # Substitute $zone for ZONE in the hostname.
|
---|
| 2055 | $host = _ZONE($zone, $revpatt);
|
---|
| 2056 |
|
---|
| 2057 | my $domid = 0;
|
---|
| 2058 | if (!($domid = _hostparent($dbh, $host))) {
|
---|
| 2059 | $warnstr .= "\nDefault pattern added as PTR template instead of $typemap{$type}; domain not found for $host";
|
---|
| 2060 | $type = 65282;
|
---|
| 2061 | $domid = 0; # just to be explicit.
|
---|
| 2062 | }
|
---|
| 2063 |
|
---|
| 2064 | $sth_in->execute($domid,$host,$type,$val,$defttl);
|
---|
[286] | 2065 | my $logentry = "[new $zone] Added record '$host $typemap{$type}";
|
---|
| 2066 | _log($dbh, (rdns_id => $rdns_id, domain_id => $domid, group_id => $group,
|
---|
| 2067 | entry => $logentry." $val', TTL $defttl from pattern"));
|
---|
[270] | 2068 | }
|
---|
| 2069 |
|
---|
[264] | 2070 | # If there are warnings (presumably about default records skipped for cause) log them
|
---|
[286] | 2071 | _log($dbh, (rdns_id => $rdns_id, group_id => $group, entry => "Warning(s) adding $zone:$warnstr"))
|
---|
[264] | 2072 | if $warnstr;
|
---|
[269] | 2073 |
|
---|
[260] | 2074 | # once we get here, we should have suceeded.
|
---|
| 2075 | $dbh->commit;
|
---|
| 2076 | }; # end eval
|
---|
| 2077 |
|
---|
| 2078 | if ($@) {
|
---|
| 2079 | my $msg = $@;
|
---|
| 2080 | eval { $dbh->rollback; };
|
---|
[286] | 2081 | _log($dbh, (group_id => $group, entry => "Failed adding reverse zone $zone ($msg)"))
|
---|
| 2082 | if $config{log_failures};
|
---|
| 2083 | $dbh->commit; # since we enabled transactions earlier
|
---|
[260] | 2084 | return ('FAIL',$msg);
|
---|
| 2085 | } else {
|
---|
[286] | 2086 | my $retcode = 'OK';
|
---|
| 2087 | if ($warnstr) {
|
---|
| 2088 | $resultstr = $warnstr;
|
---|
| 2089 | $retcode = 'WARN';
|
---|
| 2090 | }
|
---|
| 2091 | return ($retcode, $rdns_id);
|
---|
[260] | 2092 | }
|
---|
| 2093 |
|
---|
| 2094 | } # end addRDNS()
|
---|
| 2095 |
|
---|
| 2096 |
|
---|
[237] | 2097 | ## DNSDB::getZoneCount
|
---|
| 2098 | # Get count of zones in group or groups
|
---|
| 2099 | # Takes a database handle and hash containing:
|
---|
| 2100 | # - the "current" group
|
---|
| 2101 | # - an array of "acceptable" groups
|
---|
| 2102 | # - a flag for forward/reverse zones
|
---|
| 2103 | # - Optionally accept a "starts with" and/or "contains" filter argument
|
---|
| 2104 | # Returns an integer count of the resulting zone list.
|
---|
| 2105 | sub getZoneCount {
|
---|
| 2106 | my $dbh = shift;
|
---|
| 2107 |
|
---|
| 2108 | my %args = @_;
|
---|
| 2109 |
|
---|
| 2110 | my @filterargs;
|
---|
[239] | 2111 | $args{startwith} = undef if $args{startwith} && $args{startwith} !~ /^(?:[a-z]|0-9)$/;
|
---|
| 2112 | push @filterargs, "^$args{startwith}" if $args{startwith};
|
---|
| 2113 | $args{filter} =~ s/\./\[\.\]/g if $args{filter}; # only match literal dots, usually in reverse zones
|
---|
[237] | 2114 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 2115 |
|
---|
| 2116 | my $sql;
|
---|
| 2117 | # Not as compact, and fix-me-twice if the common bits get wrong, but much easier to read
|
---|
| 2118 | if ($args{revrec} eq 'n') {
|
---|
| 2119 | $sql = "SELECT count(*) FROM domains".
|
---|
| 2120 | " WHERE group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 2121 | ($args{startwith} ? " AND domain ~* ?" : '').
|
---|
| 2122 | ($args{filter} ? " AND domain ~* ?" : '');
|
---|
| 2123 | } else {
|
---|
| 2124 | $sql = "SELECT count(*) FROM revzones".
|
---|
| 2125 | " WHERE group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 2126 | ($args{startwith} ? " AND CAST(revnet AS VARCHAR) ~* ?" : '').
|
---|
| 2127 | ($args{filter} ? " AND CAST(revnet AS VARCHAR) ~* ?" : '');
|
---|
| 2128 | }
|
---|
| 2129 | my ($count) = $dbh->selectrow_array($sql, undef, @filterargs);
|
---|
| 2130 | return $count;
|
---|
| 2131 | } # end getZoneCount()
|
---|
| 2132 |
|
---|
| 2133 |
|
---|
| 2134 | ## DNSDB::getZoneList()
|
---|
| 2135 | # Get a list of zones in the specified group(s)
|
---|
| 2136 | # Takes the same arguments as getZoneCount() above
|
---|
| 2137 | # Returns a reference to an array of hashrefs suitable for feeding to HTML::Template
|
---|
| 2138 | sub getZoneList {
|
---|
| 2139 | my $dbh = shift;
|
---|
| 2140 |
|
---|
| 2141 | my %args = @_;
|
---|
| 2142 |
|
---|
| 2143 | my @zonelist;
|
---|
| 2144 |
|
---|
[309] | 2145 | $args{sortorder} = 'ASC' if !grep /^$args{sortorder}$/, ('ASC','DESC');
|
---|
[239] | 2146 | $args{offset} = 0 if !$args{offset} || $args{offset} !~ /^(?:all|\d+)$/;
|
---|
[237] | 2147 |
|
---|
| 2148 | my @filterargs;
|
---|
[239] | 2149 | $args{startwith} = undef if $args{startwith} && $args{startwith} !~ /^(?:[a-z]|0-9)$/;
|
---|
| 2150 | push @filterargs, "^$args{startwith}" if $args{startwith};
|
---|
| 2151 | $args{filter} =~ s/\./\[\.\]/g if $args{filter}; # only match literal dots, usually in reverse zones
|
---|
[237] | 2152 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 2153 |
|
---|
| 2154 | my $sql;
|
---|
| 2155 | # Not as compact, and fix-me-twice if the common bits get wrong, but much easier to read
|
---|
| 2156 | if ($args{revrec} eq 'n') {
|
---|
[309] | 2157 | $args{sortby} = 'domain' if !grep /^$args{sortby}$/, ('domain','group','status');
|
---|
[237] | 2158 | $sql = "SELECT domain_id,domain,status,groups.group_name AS group FROM domains".
|
---|
| 2159 | " INNER JOIN groups ON domains.group_id=groups.group_id".
|
---|
| 2160 | " WHERE domains.group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 2161 | ($args{startwith} ? " AND domain ~* ?" : '').
|
---|
| 2162 | ($args{filter} ? " AND domain ~* ?" : '');
|
---|
| 2163 | } else {
|
---|
[239] | 2164 | ##fixme: arguably startwith here is irrelevant. depends on the UI though.
|
---|
[309] | 2165 | $args{sortby} = 'revnet' if !grep /^$args{sortby}$/, ('revnet','group','status');
|
---|
[237] | 2166 | $sql = "SELECT rdns_id,revnet,status,groups.group_name AS group FROM revzones".
|
---|
| 2167 | " INNER JOIN groups ON revzones.group_id=groups.group_id".
|
---|
| 2168 | " WHERE revzones.group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 2169 | ($args{startwith} ? " AND CAST(revnet AS VARCHAR) ~* ?" : '').
|
---|
| 2170 | ($args{filter} ? " AND CAST(revnet AS VARCHAR) ~* ?" : '');
|
---|
| 2171 | }
|
---|
| 2172 | # A common tail.
|
---|
[239] | 2173 | $sql .= " ORDER BY ".($args{sortby} eq 'group' ? 'groups.group_name' : $args{sortby})." $args{sortorder} ".
|
---|
| 2174 | ($args{offset} eq 'all' ? '' : " LIMIT $config{perpage}".
|
---|
[237] | 2175 | " OFFSET ".$args{offset}*$config{perpage});
|
---|
| 2176 |
|
---|
[397] | 2177 | my $ret = $dbh->selectall_arrayref($sql, { Slice => {} }, (@filterargs) );
|
---|
| 2178 | return $ret;
|
---|
[237] | 2179 | } # end getZoneList()
|
---|
| 2180 |
|
---|
| 2181 |
|
---|
[383] | 2182 | ## DNSDB::getZoneLocation()
|
---|
[387] | 2183 | # Retrieve the default location for a zone.
|
---|
[383] | 2184 | # Takes a database handle, forward/reverse flag, and zone ID
|
---|
| 2185 | sub getZoneLocation {
|
---|
| 2186 | my $dbh = shift;
|
---|
| 2187 | my $revrec = shift;
|
---|
| 2188 | my $zoneid = shift;
|
---|
| 2189 |
|
---|
| 2190 | my ($loc) = $dbh->selectrow_array("SELECT default_location FROM ".
|
---|
| 2191 | ($revrec eq 'n' ? 'domains WHERE domain_id = ?' : 'revzones WHERE rdns_id = ?'),
|
---|
| 2192 | undef, ($zoneid));
|
---|
| 2193 | return $loc;
|
---|
| 2194 | } # end getZoneLocation()
|
---|
| 2195 |
|
---|
| 2196 |
|
---|
[18] | 2197 | ## DNSDB::addGroup()
|
---|
| 2198 | # Add a group
|
---|
[66] | 2199 | # Takes a database handle, group name, parent group, hashref for permissions,
|
---|
[292] | 2200 | # and optional template-vs-cloneme flag for the default records
|
---|
[18] | 2201 | # Returns a status code and message
|
---|
| 2202 | sub addGroup {
|
---|
| 2203 | $errstr = '';
|
---|
| 2204 | my $dbh = shift;
|
---|
[20] | 2205 | my $groupname = shift;
|
---|
| 2206 | my $pargroup = shift;
|
---|
[66] | 2207 | my $permissions = shift;
|
---|
[18] | 2208 |
|
---|
[66] | 2209 | # 0 indicates "custom", hardcoded.
|
---|
[18] | 2210 | # Any other value clones that group's default records, if it exists.
|
---|
[66] | 2211 | my $inherit = shift || 0;
|
---|
| 2212 | ##fixme: need a flag to indicate clone records or <?> ?
|
---|
[18] | 2213 |
|
---|
| 2214 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 2215 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 2216 | local $dbh->{AutoCommit} = 0;
|
---|
| 2217 | local $dbh->{RaiseError} = 1;
|
---|
| 2218 |
|
---|
[292] | 2219 | my ($group_id) = $dbh->selectrow_array("SELECT group_id FROM groups WHERE group_name=?", undef, ($groupname));
|
---|
[38] | 2220 |
|
---|
| 2221 | return ('FAIL', "Group already exists") if $group_id;
|
---|
| 2222 |
|
---|
[18] | 2223 | # Wrap all the SQL in a transaction
|
---|
| 2224 | eval {
|
---|
[292] | 2225 | $dbh->do("INSERT INTO groups (parent_group_id,group_name) VALUES (?,?)", undef, ($pargroup, $groupname) );
|
---|
[18] | 2226 |
|
---|
[292] | 2227 | my ($groupid) = $dbh->selectrow_array("SELECT currval('groups_group_id_seq')");
|
---|
[18] | 2228 |
|
---|
[292] | 2229 | # We work through the whole set of permissions instead of specifying them so
|
---|
| 2230 | # that when we add a new permission, we don't have to change the code anywhere
|
---|
| 2231 | # that doesn't explicitly deal with that specific permission.
|
---|
| 2232 | my @permvals;
|
---|
| 2233 | foreach (@permtypes) {
|
---|
| 2234 | if (!defined ($permissions->{$_})) {
|
---|
| 2235 | push @permvals, 0;
|
---|
| 2236 | } else {
|
---|
| 2237 | push @permvals, $permissions->{$_};
|
---|
[66] | 2238 | }
|
---|
[292] | 2239 | }
|
---|
| 2240 | $dbh->do("INSERT INTO permissions (group_id,$permlist) values (?".',?'x($#permtypes+1).")",
|
---|
| 2241 | undef, ($groupid, @permvals) );
|
---|
| 2242 | my ($permid) = $dbh->selectrow_array("SELECT currval('permissions_permission_id_seq')");
|
---|
| 2243 | $dbh->do("UPDATE groups SET permission_id=$permid WHERE group_id=$groupid");
|
---|
[66] | 2244 |
|
---|
[292] | 2245 | # Default records
|
---|
[255] | 2246 | my $sthf = $dbh->prepare("INSERT INTO default_records (group_id,host,type,val,distance,weight,port,ttl) ".
|
---|
[20] | 2247 | "VALUES ($groupid,?,?,?,?,?,?,?)");
|
---|
[255] | 2248 | my $sthr = $dbh->prepare("INSERT INTO default_rev_records (group_id,host,type,val,ttl) ".
|
---|
| 2249 | "VALUES ($groupid,?,?,?,?)");
|
---|
[66] | 2250 | if ($inherit) {
|
---|
[87] | 2251 | # Duplicate records from parent. Actually relying on inherited records feels
|
---|
| 2252 | # very fragile, and it would be problematic to roll over at a later time.
|
---|
[18] | 2253 | my $sth2 = $dbh->prepare("SELECT host,type,val,distance,weight,port,ttl FROM default_records WHERE group_id=?");
|
---|
[87] | 2254 | $sth2->execute($pargroup);
|
---|
[18] | 2255 | while (my @clonedata = $sth2->fetchrow_array) {
|
---|
[255] | 2256 | $sthf->execute(@clonedata);
|
---|
[18] | 2257 | }
|
---|
[255] | 2258 | # And now the reverse records
|
---|
[292] | 2259 | $sth2 = $dbh->prepare("SELECT host,type,val,ttl FROM default_rev_records WHERE group_id=?");
|
---|
[255] | 2260 | $sth2->execute($pargroup);
|
---|
| 2261 | while (my @clonedata = $sth2->fetchrow_array) {
|
---|
| 2262 | $sthr->execute(@clonedata);
|
---|
| 2263 | }
|
---|
[18] | 2264 | } else {
|
---|
[66] | 2265 | ##fixme: Hardcoding is Bad, mmmmkaaaay?
|
---|
[18] | 2266 | # reasonable basic defaults for SOA, MX, NS, and minimal hosting
|
---|
| 2267 | # could load from a config file, but somewhere along the line we need hardcoded bits.
|
---|
[255] | 2268 | $sthf->execute('ns1.example.com:hostmaster.example.com', 6, '10800:3600:604800:10800', 0, 0, 0, 86400);
|
---|
| 2269 | $sthf->execute('DOMAIN', 1, '192.168.4.2', 0, 0, 0, 7200);
|
---|
| 2270 | $sthf->execute('DOMAIN', 15, 'mx.example.com', 10, 0, 0, 7200);
|
---|
| 2271 | $sthf->execute('DOMAIN', 2, 'ns1.example.com', 0, 0, 0, 7200);
|
---|
| 2272 | $sthf->execute('DOMAIN', 2, 'ns2.example.com', 0, 0, 0, 7200);
|
---|
| 2273 | $sthf->execute('www.DOMAIN', 5, 'DOMAIN', 0, 0, 0, 7200);
|
---|
| 2274 | # reasonable basic defaults for generic reverse zone. Same as initial SQL tabledef.
|
---|
| 2275 | $sthr->execute('hostmaster.ADMINDOMAIN:ns1.ADMINDOMAIN', 6, '10800:3600:604800:10800', 86400);
|
---|
| 2276 | $sthr->execute('unused-%r.ADMINDOMAIN', 65283, 'ZONE', 3600);
|
---|
[18] | 2277 | }
|
---|
| 2278 |
|
---|
[292] | 2279 | _log($dbh, (group_id => $pargroup, entry => "Added group $groupname") );
|
---|
| 2280 |
|
---|
[18] | 2281 | # once we get here, we should have suceeded.
|
---|
| 2282 | $dbh->commit;
|
---|
| 2283 | }; # end eval
|
---|
| 2284 |
|
---|
| 2285 | if ($@) {
|
---|
| 2286 | my $msg = $@;
|
---|
| 2287 | eval { $dbh->rollback; };
|
---|
[292] | 2288 | if ($config{log_failures}) {
|
---|
| 2289 | _log($dbh, (group_id => $pargroup, entry => "Failed to add group $groupname: $msg") );
|
---|
| 2290 | $dbh->commit;
|
---|
| 2291 | }
|
---|
[18] | 2292 | return ('FAIL',$msg);
|
---|
| 2293 | }
|
---|
| 2294 |
|
---|
[292] | 2295 | return ('OK','OK');
|
---|
[18] | 2296 | } # end addGroup()
|
---|
| 2297 |
|
---|
| 2298 |
|
---|
[22] | 2299 | ## DNSDB::delGroup()
|
---|
| 2300 | # Delete a group.
|
---|
| 2301 | # Takes a group ID
|
---|
| 2302 | # Returns a status code and message
|
---|
| 2303 | sub delGroup {
|
---|
| 2304 | my $dbh = shift;
|
---|
| 2305 | my $groupid = shift;
|
---|
| 2306 |
|
---|
| 2307 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 2308 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 2309 | local $dbh->{AutoCommit} = 0;
|
---|
| 2310 | local $dbh->{RaiseError} = 1;
|
---|
| 2311 |
|
---|
| 2312 | ##fixme: locate "knowable" error conditions and deal with them before the eval
|
---|
[23] | 2313 | # ... or inside, whatever.
|
---|
[22] | 2314 | # -> domains still exist in group
|
---|
| 2315 | # -> ...
|
---|
[23] | 2316 | my $failmsg = '';
|
---|
[293] | 2317 | my $resultmsg = '';
|
---|
[22] | 2318 |
|
---|
[293] | 2319 | # collect some pieces for logging and error messages
|
---|
| 2320 | my $groupname = groupName($dbh,$groupid);
|
---|
| 2321 | my $parid = parentID($dbh, (id => $groupid, type => 'group'));
|
---|
| 2322 |
|
---|
[22] | 2323 | # Wrap all the SQL in a transaction
|
---|
| 2324 | eval {
|
---|
[293] | 2325 | # Check for Things in the group
|
---|
| 2326 | $failmsg = "Can't remove group $groupname";
|
---|
| 2327 | my ($grpcnt) = $dbh->selectrow_array("SELECT count(*) FROM groups WHERE parent_group_id=?", undef, ($groupid));
|
---|
| 2328 | die "$grpcnt groups still in group\n" if $grpcnt;
|
---|
| 2329 | my ($domcnt) = $dbh->selectrow_array("SELECT count(*) FROM domains WHERE group_id=?", undef, ($groupid));
|
---|
[23] | 2330 | die "$domcnt domains still in group\n" if $domcnt;
|
---|
[293] | 2331 | my ($usercnt) = $dbh->selectrow_array("SELECT count(*) FROM users WHERE group_id=?", undef, ($groupid));
|
---|
| 2332 | die "$usercnt users still in group\n" if $usercnt;
|
---|
[23] | 2333 |
|
---|
[293] | 2334 | $failmsg = "Failed to delete default records for $groupname";
|
---|
| 2335 | $dbh->do("DELETE from default_records WHERE group_id=?", undef, ($groupid));
|
---|
| 2336 | $failmsg = "Failed to delete default reverse records for $groupname";
|
---|
| 2337 | $dbh->do("DELETE from default_rev_records WHERE group_id=?", undef, ($groupid));
|
---|
| 2338 | $failmsg = "Failed to remove group $groupname";
|
---|
| 2339 | $dbh->do("DELETE from groups WHERE group_id=?", undef, ($groupid));
|
---|
[22] | 2340 |
|
---|
[293] | 2341 | _log($dbh, (group_id => $parid, entry => "Deleted group $groupname"));
|
---|
| 2342 | $resultmsg = "Deleted group $groupname";
|
---|
| 2343 |
|
---|
[22] | 2344 | # once we get here, we should have suceeded.
|
---|
| 2345 | $dbh->commit;
|
---|
| 2346 | }; # end eval
|
---|
| 2347 |
|
---|
| 2348 | if ($@) {
|
---|
| 2349 | my $msg = $@;
|
---|
| 2350 | eval { $dbh->rollback; };
|
---|
[293] | 2351 | if ($config{log_failures}) {
|
---|
| 2352 | _log($dbh, (group_id => $parid, entry => "$failmsg: $msg"));
|
---|
| 2353 | $dbh->commit; # since we enabled transactions earlier
|
---|
| 2354 | }
|
---|
[23] | 2355 | return ('FAIL',"$failmsg: $msg");
|
---|
[22] | 2356 | }
|
---|
[293] | 2357 |
|
---|
| 2358 | return ('OK',$resultmsg);
|
---|
[22] | 2359 | } # end delGroup()
|
---|
| 2360 |
|
---|
| 2361 |
|
---|
[19] | 2362 | ## DNSDB::getChildren()
|
---|
| 2363 | # Get a list of all groups whose parent^n is group <n>
|
---|
[24] | 2364 | # Takes a database handle, group ID, reference to an array to put the group IDs in,
|
---|
| 2365 | # and an optional flag to return only immediate children or all children-of-children
|
---|
| 2366 | # default to returning all children
|
---|
[19] | 2367 | # Calls itself
|
---|
| 2368 | sub getChildren {
|
---|
| 2369 | $errstr = '';
|
---|
| 2370 | my $dbh = shift;
|
---|
[20] | 2371 | my $rootgroup = shift;
|
---|
| 2372 | my $groupdest = shift;
|
---|
[24] | 2373 | my $immed = shift || 'all';
|
---|
[19] | 2374 |
|
---|
| 2375 | # special break for default group; otherwise we get stuck.
|
---|
[20] | 2376 | if ($rootgroup == 1) {
|
---|
[19] | 2377 | # by definition, group 1 is the Root Of All Groups
|
---|
[24] | 2378 | my $sth = $dbh->prepare("SELECT group_id FROM groups WHERE NOT (group_id=1)".
|
---|
[331] | 2379 | ($immed ne 'all' ? " AND parent_group_id=1" : '')." ORDER BY group_name");
|
---|
[19] | 2380 | $sth->execute;
|
---|
| 2381 | while (my @this = $sth->fetchrow_array) {
|
---|
[20] | 2382 | push @$groupdest, @this;
|
---|
[19] | 2383 | }
|
---|
| 2384 | } else {
|
---|
[331] | 2385 | my $sth = $dbh->prepare("SELECT group_id FROM groups WHERE parent_group_id=? ORDER BY group_name");
|
---|
[20] | 2386 | $sth->execute($rootgroup);
|
---|
[19] | 2387 | return if $sth->rows == 0;
|
---|
[20] | 2388 | my @grouplist;
|
---|
| 2389 | while (my ($group) = $sth->fetchrow_array) {
|
---|
| 2390 | push @$groupdest, $group;
|
---|
[24] | 2391 | getChildren($dbh,$group,$groupdest) if $immed eq 'all';
|
---|
[19] | 2392 | }
|
---|
| 2393 | }
|
---|
| 2394 | } # end getChildren()
|
---|
| 2395 |
|
---|
| 2396 |
|
---|
[20] | 2397 | ## DNSDB::groupName()
|
---|
[17] | 2398 | # Return the group name based on a group ID
|
---|
| 2399 | # Takes a database handle and the group ID
|
---|
| 2400 | # Returns the group name or undef on failure
|
---|
[20] | 2401 | sub groupName {
|
---|
[13] | 2402 | $errstr = '';
|
---|
| 2403 | my $dbh = shift;
|
---|
[20] | 2404 | my $groupid = shift;
|
---|
| 2405 | my $sth = $dbh->prepare("SELECT group_name FROM groups WHERE group_id=?");
|
---|
| 2406 | $sth->execute($groupid);
|
---|
| 2407 | my ($groupname) = $sth->fetchrow_array();
|
---|
| 2408 | $errstr = $DBI::errstr if !$groupname;
|
---|
| 2409 | return $groupname if $groupname;
|
---|
| 2410 | } # end groupName
|
---|
[13] | 2411 |
|
---|
| 2412 |
|
---|
[314] | 2413 | ## DNSDB::getGroupCount()
|
---|
| 2414 | # Get count of subgroups in group or groups
|
---|
| 2415 | # Takes a database handle and hash containing:
|
---|
| 2416 | # - the "current" group
|
---|
| 2417 | # - an array of "acceptable" groups
|
---|
| 2418 | # - Optionally accept a "starts with" and/or "contains" filter argument
|
---|
| 2419 | # Returns an integer count of the resulting group list.
|
---|
| 2420 | sub getGroupCount {
|
---|
| 2421 | my $dbh = shift;
|
---|
| 2422 |
|
---|
| 2423 | my %args = @_;
|
---|
| 2424 |
|
---|
| 2425 | my @filterargs;
|
---|
| 2426 |
|
---|
| 2427 | $args{startwith} = undef if $args{startwith} && $args{startwith} !~ /^(?:[a-z]|0-9)$/;
|
---|
| 2428 | push @filterargs, "^$args{startwith}" if $args{startwith};
|
---|
| 2429 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 2430 |
|
---|
| 2431 | my $sql = "SELECT count(*) FROM groups ".
|
---|
| 2432 | "WHERE parent_group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 2433 | ($args{startwith} ? " AND group_name ~* ?" : '').
|
---|
| 2434 | ($args{filter} ? " AND group_name ~* ?" : '');
|
---|
| 2435 | my ($count) = $dbh->selectrow_array($sql, undef, (@filterargs) );
|
---|
| 2436 | $errstr = $dbh->errstr if !$count;
|
---|
| 2437 | return $count;
|
---|
| 2438 | } # end getGroupCount
|
---|
| 2439 |
|
---|
| 2440 |
|
---|
| 2441 | ## DNSDB::getGroupList()
|
---|
| 2442 | # Get a list of sub^n-groups in the specified group(s)
|
---|
| 2443 | # Takes the same arguments as getGroupCount() above
|
---|
| 2444 | # Returns an arrayref containing hashrefs suitable for feeding straight to HTML::Template
|
---|
| 2445 | sub getGroupList {
|
---|
| 2446 | my $dbh = shift;
|
---|
| 2447 |
|
---|
| 2448 | my %args = @_;
|
---|
| 2449 |
|
---|
| 2450 | my @filterargs;
|
---|
| 2451 |
|
---|
| 2452 | $args{startwith} = undef if $args{startwith} && $args{startwith} !~ /^(?:[a-z]|0-9)$/;
|
---|
| 2453 | push @filterargs, "^$args{startwith}" if $args{startwith};
|
---|
| 2454 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 2455 |
|
---|
| 2456 | # protection against bad or missing arguments
|
---|
| 2457 | $args{sortorder} = 'ASC' if !$args{sortorder};
|
---|
[397] | 2458 | $args{offset} = 0 if !$args{offset} || $args{offset} !~ /^(?:all|\d+)$/;
|
---|
[314] | 2459 |
|
---|
| 2460 | # munge sortby for columns in database
|
---|
| 2461 | $args{sortby} = 'g.group_name' if $args{sortby} eq 'group';
|
---|
| 2462 | $args{sortby} = 'g2.group_name' if $args{sortby} eq 'parent';
|
---|
| 2463 |
|
---|
[385] | 2464 | my $sql = q(SELECT g.group_id AS groupid, g.group_name AS groupname, g2.group_name AS pgroup
|
---|
[314] | 2465 | FROM groups g
|
---|
| 2466 | INNER JOIN groups g2 ON g2.group_id=g.parent_group_id
|
---|
| 2467 | ).
|
---|
[385] | 2468 | " WHERE g.parent_group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
[314] | 2469 | ($args{startwith} ? " AND g.group_name ~* ?" : '').
|
---|
| 2470 | ($args{filter} ? " AND g.group_name ~* ?" : '').
|
---|
| 2471 | " GROUP BY g.group_id, g.group_name, g2.group_name ".
|
---|
| 2472 | " ORDER BY $args{sortby} $args{sortorder} ".
|
---|
| 2473 | ($args{offset} eq 'all' ? '' : " LIMIT $config{perpage} OFFSET ".$args{offset}*$config{perpage});
|
---|
| 2474 | my $glist = $dbh->selectall_arrayref($sql, { Slice => {} }, (@filterargs) );
|
---|
| 2475 | $errstr = $dbh->errstr if !$glist;
|
---|
[385] | 2476 |
|
---|
| 2477 | # LEFT JOINs make the result set balloon beyond sanity just to include counts;
|
---|
| 2478 | # this means there's lots of crunching needed to trim the result set back down.
|
---|
| 2479 | # So instead we track the order of the groups, and push the counts into the
|
---|
| 2480 | # arrayref result separately.
|
---|
| 2481 | ##fixme: put this whole sub in a transaction? might be
|
---|
| 2482 | # needed for accurate results on very busy systems.
|
---|
[386] | 2483 | ##fixme: large group lists need prepared statements?
|
---|
| 2484 | #my $ucsth = $dbh->prepare("SELECT count(*) FROM users WHERE group_id=?");
|
---|
| 2485 | #my $dcsth = $dbh->prepare("SELECT count(*) FROM domains WHERE group_id=?");
|
---|
| 2486 | #my $rcsth = $dbh->prepare("SELECT count(*) FROM revzones WHERE group_id=?");
|
---|
[385] | 2487 | foreach (@{$glist}) {
|
---|
[386] | 2488 | my ($ucnt) = $dbh->selectrow_array("SELECT count(*) FROM users WHERE group_id=?", undef, ($$_{groupid}));
|
---|
| 2489 | $$_{nusers} = $ucnt;
|
---|
| 2490 | my ($dcnt) = $dbh->selectrow_array("SELECT count(*) FROM domains WHERE group_id=?", undef, ($$_{groupid}));
|
---|
| 2491 | $$_{ndomains} = $dcnt;
|
---|
| 2492 | my ($rcnt) = $dbh->selectrow_array("SELECT count(*) FROM revzones WHERE group_id=?", undef, ($$_{groupid}));
|
---|
| 2493 | $$_{nrevzones} = $rcnt;
|
---|
[385] | 2494 | }
|
---|
| 2495 |
|
---|
[314] | 2496 | return $glist;
|
---|
| 2497 | } # end getGroupList
|
---|
| 2498 |
|
---|
| 2499 |
|
---|
[118] | 2500 | ## DNSDB::groupID()
|
---|
| 2501 | # Return the group ID based on the group name
|
---|
| 2502 | # Takes a database handle and the group name
|
---|
| 2503 | # Returns the group ID or undef on failure
|
---|
| 2504 | sub groupID {
|
---|
| 2505 | $errstr = '';
|
---|
| 2506 | my $dbh = shift;
|
---|
| 2507 | my $group = shift;
|
---|
| 2508 | my ($grpid) = $dbh->selectrow_array("SELECT group_id FROM groups WHERE group=?", undef, ($group) );
|
---|
| 2509 | $errstr = $DBI::errstr if !$grpid;
|
---|
| 2510 | return $grpid if $grpid;
|
---|
| 2511 | } # end groupID()
|
---|
| 2512 |
|
---|
| 2513 |
|
---|
[24] | 2514 | ## DNSDB::addUser()
|
---|
[87] | 2515 | # Add a user.
|
---|
| 2516 | # Takes a DB handle, username, group ID, password, state (active/inactive).
|
---|
| 2517 | # Optionally accepts:
|
---|
| 2518 | # user type (user/admin) - defaults to user
|
---|
| 2519 | # permissions string - defaults to inherit from group
|
---|
| 2520 | # three valid forms:
|
---|
| 2521 | # i - Inherit permissions
|
---|
| 2522 | # c:<user_id> - Clone permissions from <user_id>
|
---|
| 2523 | # C:<permission list> - Set these specific permissions
|
---|
| 2524 | # first name - defaults to username
|
---|
| 2525 | # last name - defaults to blank
|
---|
| 2526 | # phone - defaults to blank (could put other data within column def)
|
---|
[90] | 2527 | # Returns (OK,<uid>) on success, (FAIL,<message>) on failure
|
---|
[24] | 2528 | sub addUser {
|
---|
| 2529 | $errstr = '';
|
---|
| 2530 | my $dbh = shift;
|
---|
| 2531 | my $username = shift;
|
---|
| 2532 | my $group = shift;
|
---|
| 2533 | my $pass = shift;
|
---|
| 2534 | my $state = shift;
|
---|
[25] | 2535 |
|
---|
[90] | 2536 | return ('FAIL', "Missing one or more required entries") if !defined($state);
|
---|
| 2537 | return ('FAIL', "Username must not be blank") if !$username;
|
---|
[87] | 2538 |
|
---|
[25] | 2539 | my $type = shift || 'u'; # create limited users by default - fwiw, not sure yet how this will interact with ACLs
|
---|
| 2540 |
|
---|
[67] | 2541 | my $permstring = shift || 'i'; # default is to inhert permissions from group
|
---|
| 2542 |
|
---|
[25] | 2543 | my $fname = shift || $username;
|
---|
[24] | 2544 | my $lname = shift || '';
|
---|
[25] | 2545 | my $phone = shift || ''; # not going format-check
|
---|
[24] | 2546 |
|
---|
[38] | 2547 | my $sth = $dbh->prepare("SELECT user_id FROM users WHERE username=?");
|
---|
[24] | 2548 | my $user_id;
|
---|
| 2549 |
|
---|
[38] | 2550 | # quick check to start to see if we've already got one
|
---|
| 2551 | $sth->execute($username);
|
---|
| 2552 | ($user_id) = $sth->fetchrow_array;
|
---|
| 2553 |
|
---|
| 2554 | return ('FAIL', "User already exists") if $user_id;
|
---|
| 2555 |
|
---|
[24] | 2556 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 2557 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 2558 | local $dbh->{AutoCommit} = 0;
|
---|
| 2559 | local $dbh->{RaiseError} = 1;
|
---|
| 2560 |
|
---|
| 2561 | # Wrap all the SQL in a transaction
|
---|
| 2562 | eval {
|
---|
[87] | 2563 | # insert the user... note we set inherited perms by default since
|
---|
| 2564 | # it's simple and cleans up some other bits of state
|
---|
| 2565 | my $sth = $dbh->prepare("INSERT INTO users ".
|
---|
| 2566 | "(group_id,username,password,firstname,lastname,phone,type,status,permission_id,inherit_perm) ".
|
---|
| 2567 | "VALUES (?,?,?,?,?,?,?,?,(SELECT permission_id FROM permissions WHERE group_id=?),'t')");
|
---|
| 2568 | $sth->execute($group,$username,unix_md5_crypt($pass),$fname,$lname,$phone,$type,$state,$group);
|
---|
[24] | 2569 |
|
---|
| 2570 | # get the ID...
|
---|
[94] | 2571 | ($user_id) = $dbh->selectrow_array("SELECT currval('users_user_id_seq')");
|
---|
[24] | 2572 |
|
---|
[87] | 2573 | # Permissions! Gotta set'em all!
|
---|
| 2574 | die "Invalid permission string $permstring"
|
---|
| 2575 | if $permstring !~ /^(?:
|
---|
| 2576 | i # inherit
|
---|
| 2577 | |c:\d+ # clone
|
---|
| 2578 | # custom. no, the leading , is not a typo
|
---|
[391] | 2579 | |C:(?:,(?:group|user|domain|record|location|self)_(?:edit|create|delete|locchg|view))*
|
---|
[87] | 2580 | )$/x;
|
---|
| 2581 | # bleh. I'd call another function to do my dirty work, but we're in the middle of a transaction already.
|
---|
| 2582 | if ($permstring ne 'i') {
|
---|
| 2583 | # for cloned or custom permissions, we have to create a new permissions entry.
|
---|
| 2584 | my $clonesrc = $group;
|
---|
| 2585 | if ($permstring =~ /^c:(\d+)/) { $clonesrc = $1; }
|
---|
| 2586 | $dbh->do("INSERT INTO permissions ($permlist,user_id) ".
|
---|
| 2587 | "SELECT $permlist,? FROM permissions WHERE permission_id=".
|
---|
| 2588 | "(SELECT permission_id FROM permissions WHERE ".($permstring =~ /^c:/ ? 'user' : 'group')."_id=?)",
|
---|
| 2589 | undef, ($user_id,$clonesrc) );
|
---|
| 2590 | $dbh->do("UPDATE users SET permission_id=".
|
---|
| 2591 | "(SELECT permission_id FROM permissions WHERE user_id=?) ".
|
---|
| 2592 | "WHERE user_id=?", undef, ($user_id, $user_id) );
|
---|
| 2593 | }
|
---|
| 2594 | if ($permstring =~ /^C:/) {
|
---|
| 2595 | # finally for custom permissions, we set the passed-in permissions (and unset
|
---|
| 2596 | # any that might have been brought in by the clone operation above)
|
---|
| 2597 | my ($permid) = $dbh->selectrow_array("SELECT permission_id FROM permissions WHERE user_id=?",
|
---|
| 2598 | undef, ($user_id) );
|
---|
| 2599 | foreach (@permtypes) {
|
---|
| 2600 | if ($permstring =~ /,$_/) {
|
---|
| 2601 | $dbh->do("UPDATE permissions SET $_='t' WHERE permission_id=?", undef, ($permid) );
|
---|
| 2602 | } else {
|
---|
| 2603 | $dbh->do("UPDATE permissions SET $_='f' WHERE permission_id=?", undef, ($permid) );
|
---|
| 2604 | }
|
---|
| 2605 | }
|
---|
| 2606 | }
|
---|
| 2607 |
|
---|
| 2608 | $dbh->do("UPDATE users SET inherit_perm='n' WHERE user_id=?", undef, ($user_id) );
|
---|
| 2609 |
|
---|
[25] | 2610 | ##fixme: add another table to hold name/email for log table?
|
---|
| 2611 |
|
---|
[294] | 2612 | _log($dbh, (group_id => $group, entry => "Added user $username ($fname $lname)"));
|
---|
[24] | 2613 | # once we get here, we should have suceeded.
|
---|
| 2614 | $dbh->commit;
|
---|
| 2615 | }; # end eval
|
---|
| 2616 |
|
---|
| 2617 | if ($@) {
|
---|
| 2618 | my $msg = $@;
|
---|
| 2619 | eval { $dbh->rollback; };
|
---|
[294] | 2620 | if ($config{log_failures}) {
|
---|
| 2621 | _log($dbh, (group_id => $group, entry => "Error adding user $username: $msg"));
|
---|
| 2622 | $dbh->commit; # since we enabled transactions earlier
|
---|
| 2623 | }
|
---|
| 2624 | return ('FAIL',"Error adding user $username: $msg");
|
---|
[24] | 2625 | }
|
---|
[294] | 2626 |
|
---|
| 2627 | return ('OK',"User $username ($fname $lname) added");
|
---|
[24] | 2628 | } # end addUser
|
---|
| 2629 |
|
---|
| 2630 |
|
---|
[325] | 2631 | ## DNSDB::getUserCount()
|
---|
| 2632 | # Get count of users in group
|
---|
| 2633 | # Takes a database handle and hash containing at least the current group, and optionally:
|
---|
| 2634 | # - a reference list of secondary groups
|
---|
| 2635 | # - a filter string
|
---|
| 2636 | # - a "Starts with" string
|
---|
| 2637 | sub getUserCount {
|
---|
| 2638 | my $dbh = shift;
|
---|
| 2639 |
|
---|
| 2640 | my %args = @_;
|
---|
| 2641 |
|
---|
| 2642 | my @filterargs;
|
---|
| 2643 |
|
---|
| 2644 | $args{startwith} = undef if $args{startwith} && $args{startwith} !~ /^(?:[a-z]|0-9)$/;
|
---|
| 2645 | push @filterargs, "^$args{startwith}" if $args{startwith};
|
---|
| 2646 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 2647 |
|
---|
| 2648 |
|
---|
| 2649 | my $sql = "SELECT count(*) FROM users ".
|
---|
| 2650 | "WHERE group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 2651 | ($args{startwith} ? " AND username ~* ?" : '').
|
---|
| 2652 | ($args{filter} ? " AND username ~* ?" : '');
|
---|
| 2653 | my ($count) = $dbh->selectrow_array($sql, undef, (@filterargs) );
|
---|
| 2654 | $errstr = $dbh->errstr if !$count;
|
---|
| 2655 | return $count;
|
---|
| 2656 | } # end getUserCount()
|
---|
| 2657 |
|
---|
| 2658 |
|
---|
| 2659 | ## DNSDB::getUserList()
|
---|
| 2660 | # Get list of users
|
---|
| 2661 | # Takes the same arguments as getUserCount() above, plus optional:
|
---|
| 2662 | # - sort field
|
---|
| 2663 | # - sort order
|
---|
| 2664 | # - offset/return-all-everything flag (defaults to $perpage records)
|
---|
| 2665 | sub getUserList {
|
---|
| 2666 | my $dbh = shift;
|
---|
| 2667 |
|
---|
| 2668 | my %args = @_;
|
---|
| 2669 |
|
---|
| 2670 | my @filterargs;
|
---|
| 2671 |
|
---|
| 2672 | $args{startwith} = undef if $args{startwith} && $args{startwith} !~ /^(?:[a-z]|0-9)$/;
|
---|
| 2673 | push @filterargs, "^$args{startwith}" if $args{startwith};
|
---|
| 2674 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 2675 |
|
---|
| 2676 | # better to request sorts on "simple" names, but it means we need to map it to real columns
|
---|
| 2677 | my %sortmap = (user => 'u.username', type => 'u.type', group => 'g.group_name', status => 'u.status',
|
---|
| 2678 | fname => 'fname');
|
---|
| 2679 | $args{sortby} = $sortmap{$args{sortby}};
|
---|
| 2680 |
|
---|
| 2681 | # protection against bad or missing arguments
|
---|
| 2682 | $args{sortorder} = 'ASC' if !$args{sortorder};
|
---|
| 2683 | $args{sortby} = 'u.username' if !$args{sortby};
|
---|
[397] | 2684 | $args{offset} = 0 if !$args{offset} || $args{offset} !~ /^(?:all|\d+)$/;
|
---|
[325] | 2685 |
|
---|
| 2686 | my $sql = "SELECT u.user_id, u.username, u.firstname || ' ' || u.lastname AS fname, u.type, g.group_name, u.status ".
|
---|
| 2687 | "FROM users u ".
|
---|
| 2688 | "INNER JOIN groups g ON u.group_id=g.group_id ".
|
---|
| 2689 | "WHERE u.group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 2690 | ($args{startwith} ? " AND u.username ~* ?" : '').
|
---|
| 2691 | ($args{filter} ? " AND u.username ~* ?" : '').
|
---|
| 2692 | " ORDER BY $args{sortby} $args{sortorder} ".
|
---|
| 2693 | ($args{offset} eq 'all' ? '' : " LIMIT $config{perpage} OFFSET ".$args{offset}*$config{perpage});
|
---|
| 2694 | my $ulist = $dbh->selectall_arrayref($sql, { Slice => {} }, (@filterargs) );
|
---|
| 2695 | $errstr = $dbh->errstr if !$ulist;
|
---|
| 2696 | return $ulist;
|
---|
| 2697 | } # end getUserList()
|
---|
| 2698 |
|
---|
| 2699 |
|
---|
[326] | 2700 | ## DNSDB::getUserDropdown()
|
---|
| 2701 | # Get a list of usernames for use in a dropdown menu.
|
---|
| 2702 | # Takes a database handle, current group, and optional "tag this as selected" flag.
|
---|
| 2703 | # Returns a reference to a list of hashrefs suitable to feeding to HTML::Template
|
---|
| 2704 | sub getUserDropdown {
|
---|
| 2705 | my $dbh = shift;
|
---|
| 2706 | my $grp = shift;
|
---|
| 2707 | my $sel = shift || 0;
|
---|
| 2708 |
|
---|
| 2709 | my $sth = $dbh->prepare("SELECT username,user_id FROM users WHERE group_id=?");
|
---|
| 2710 | $sth->execute($grp);
|
---|
| 2711 |
|
---|
| 2712 | my @userlist;
|
---|
| 2713 | while (my ($username,$uid) = $sth->fetchrow_array) {
|
---|
| 2714 | my %row = (
|
---|
| 2715 | username => $username,
|
---|
| 2716 | uid => $uid,
|
---|
| 2717 | selected => ($sel == $uid ? 1 : 0)
|
---|
| 2718 | );
|
---|
| 2719 | push @userlist, \%row;
|
---|
| 2720 | }
|
---|
| 2721 | return \@userlist;
|
---|
| 2722 | } # end getUserDropdown()
|
---|
| 2723 |
|
---|
| 2724 |
|
---|
[55] | 2725 | ## DNSDB::checkUser()
|
---|
| 2726 | # Check user/pass combo on login
|
---|
| 2727 | sub checkUser {
|
---|
| 2728 | my $dbh = shift;
|
---|
| 2729 | my $user = shift;
|
---|
[56] | 2730 | my $inpass = shift;
|
---|
[55] | 2731 |
|
---|
| 2732 | my $sth = $dbh->prepare("SELECT user_id,group_id,password,firstname,lastname FROM users WHERE username=?");
|
---|
| 2733 | $sth->execute($user);
|
---|
| 2734 | my ($uid,$gid,$pass,$fname,$lname) = $sth->fetchrow_array;
|
---|
| 2735 | my $loginfailed = 1 if !defined($uid);
|
---|
| 2736 |
|
---|
| 2737 | if ($pass =~ m|^\$1\$([A-Za-z0-9/.]+)\$|) {
|
---|
[56] | 2738 | $loginfailed = 1 if $pass ne unix_md5_crypt($inpass,$1);
|
---|
[55] | 2739 | } else {
|
---|
[56] | 2740 | $loginfailed = 1 if $pass ne $inpass;
|
---|
[55] | 2741 | }
|
---|
| 2742 |
|
---|
| 2743 | # nnnngggg
|
---|
| 2744 | return ($uid, $gid);
|
---|
| 2745 | } # end checkUser
|
---|
| 2746 |
|
---|
| 2747 |
|
---|
[83] | 2748 | ## DNSDB:: updateUser()
|
---|
[90] | 2749 | # Update general data about user
|
---|
[83] | 2750 | sub updateUser {
|
---|
| 2751 | my $dbh = shift;
|
---|
[118] | 2752 |
|
---|
| 2753 | ##fixme: tweak calling convention so that we can update any given bit of data
|
---|
[83] | 2754 | my $uid = shift;
|
---|
| 2755 | my $username = shift;
|
---|
| 2756 | my $group = shift;
|
---|
| 2757 | my $pass = shift;
|
---|
| 2758 | my $state = shift;
|
---|
[87] | 2759 | my $type = shift || 'u';
|
---|
[83] | 2760 | my $fname = shift || $username;
|
---|
| 2761 | my $lname = shift || '';
|
---|
| 2762 | my $phone = shift || ''; # not going format-check
|
---|
| 2763 |
|
---|
[294] | 2764 | my $resultmsg = '';
|
---|
[83] | 2765 |
|
---|
| 2766 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 2767 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 2768 | local $dbh->{AutoCommit} = 0;
|
---|
| 2769 | local $dbh->{RaiseError} = 1;
|
---|
| 2770 |
|
---|
| 2771 | my $sth;
|
---|
| 2772 |
|
---|
| 2773 | # Password can be left blank; if so we assume there's one on file.
|
---|
| 2774 | # Actual blank passwords are bad, mm'kay?
|
---|
| 2775 | if (!$pass) {
|
---|
[294] | 2776 | ($pass) = $dbh->selectrow_array("SELECT password FROM users WHERE user_id=?", undef, ($uid));
|
---|
[83] | 2777 | } else {
|
---|
| 2778 | $pass = unix_md5_crypt($pass);
|
---|
| 2779 | }
|
---|
| 2780 |
|
---|
| 2781 | eval {
|
---|
[294] | 2782 | $dbh->do("UPDATE users SET username=?, password=?, firstname=?, lastname=?, phone=?, type=?, status=?".
|
---|
| 2783 | " WHERE user_id=?", undef, ($username, $pass, $fname, $lname, $phone, $type, $state, $uid));
|
---|
| 2784 | $resultmsg = "Updated user info for $username ($fname $lname)";
|
---|
| 2785 | _log($dbh, group_id => $group, entry => $resultmsg);
|
---|
[83] | 2786 | $dbh->commit;
|
---|
| 2787 | };
|
---|
| 2788 | if ($@) {
|
---|
| 2789 | my $msg = $@;
|
---|
| 2790 | eval { $dbh->rollback; };
|
---|
[294] | 2791 | if ($config{log_failures}) {
|
---|
| 2792 | _log($dbh, (group_id => $group, entry => "Error updating user $username: $msg"));
|
---|
| 2793 | $dbh->commit; # since we enabled transactions earlier
|
---|
| 2794 | }
|
---|
| 2795 | return ('FAIL',"Error updating user $username: $msg");
|
---|
[83] | 2796 | }
|
---|
[294] | 2797 |
|
---|
| 2798 | return ('OK',$resultmsg);
|
---|
[83] | 2799 | } # end updateUser()
|
---|
| 2800 |
|
---|
| 2801 |
|
---|
[24] | 2802 | ## DNSDB::delUser()
|
---|
[297] | 2803 | # Delete a user.
|
---|
| 2804 | # Takes a database handle and user ID
|
---|
| 2805 | # Returns a success/failure code and matching message
|
---|
[24] | 2806 | sub delUser {
|
---|
[25] | 2807 | my $dbh = shift;
|
---|
| 2808 | my $userid = shift;
|
---|
| 2809 |
|
---|
[297] | 2810 | return ('FAIL',"Bad userid") if !defined($userid);
|
---|
[25] | 2811 |
|
---|
[297] | 2812 | my $userdata = getUserData($dbh, $userid);
|
---|
[25] | 2813 |
|
---|
[297] | 2814 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 2815 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 2816 | local $dbh->{AutoCommit} = 0;
|
---|
| 2817 | local $dbh->{RaiseError} = 1;
|
---|
[25] | 2818 |
|
---|
[297] | 2819 | eval {
|
---|
| 2820 | $dbh->do("DELETE FROM users WHERE user_id=?", undef, ($userid));
|
---|
| 2821 | _log($dbh, (group_id => $userdata->{group_id},
|
---|
| 2822 | entry => "Deleted user ID $userid/".$userdata->{username}.
|
---|
| 2823 | " (".$userdata->{firstname}." ".$userdata->{lastname}.")") );
|
---|
| 2824 | $dbh->commit;
|
---|
| 2825 | };
|
---|
| 2826 | if ($@) {
|
---|
| 2827 | my $msg = $@;
|
---|
| 2828 | eval { $dbh->rollback; };
|
---|
| 2829 | if ($config{log_failures}) {
|
---|
| 2830 | _log($dbh, (group_id => $userdata->{group_id}, entry => "Error deleting user ID ".
|
---|
| 2831 | "$userid/".$userdata->{username}.": $msg") );
|
---|
| 2832 | $dbh->commit;
|
---|
| 2833 | }
|
---|
| 2834 | return ('FAIL',"Error deleting user $userid/".$userdata->{username}.": $msg");
|
---|
| 2835 | }
|
---|
| 2836 |
|
---|
| 2837 | return ('OK',"Deleted user ".$userdata->{username}." (".$userdata->{firstname}." ".$userdata->{lastname}.")");
|
---|
[24] | 2838 | } # end delUser
|
---|
| 2839 |
|
---|
| 2840 |
|
---|
[25] | 2841 | ## DNSDB::userFullName()
|
---|
| 2842 | # Return a pretty string!
|
---|
| 2843 | # Takes a user_id and optional printf-ish string to indicate which pieces where:
|
---|
| 2844 | # %u for the username
|
---|
| 2845 | # %f for the first name
|
---|
| 2846 | # %l for the last name
|
---|
| 2847 | # All other text in the passed string will be left as-is.
|
---|
| 2848 | ##fixme: need a "smart" option too, so that missing/null/blank first/last names don't give funky output
|
---|
| 2849 | sub userFullName {
|
---|
| 2850 | $errstr = '';
|
---|
| 2851 | my $dbh = shift;
|
---|
| 2852 | my $userid = shift;
|
---|
| 2853 | my $fullformat = shift || '%f %l (%u)';
|
---|
| 2854 | my $sth = $dbh->prepare("select username,firstname,lastname from users where user_id=?");
|
---|
| 2855 | $sth->execute($userid);
|
---|
| 2856 | my ($uname,$fname,$lname) = $sth->fetchrow_array();
|
---|
| 2857 | $errstr = $DBI::errstr if !$uname;
|
---|
| 2858 |
|
---|
| 2859 | $fullformat =~ s/\%u/$uname/g;
|
---|
| 2860 | $fullformat =~ s/\%f/$fname/g;
|
---|
| 2861 | $fullformat =~ s/\%l/$lname/g;
|
---|
| 2862 |
|
---|
| 2863 | return $fullformat;
|
---|
| 2864 | } # end userFullName
|
---|
| 2865 |
|
---|
| 2866 |
|
---|
[51] | 2867 | ## DNSDB::userStatus()
|
---|
| 2868 | # Sets and/or returns a user's status
|
---|
| 2869 | # Takes a database handle, user ID and optionally a status argument
|
---|
| 2870 | # Returns undef on errors.
|
---|
| 2871 | sub userStatus {
|
---|
| 2872 | my $dbh = shift;
|
---|
| 2873 | my $id = shift;
|
---|
[296] | 2874 | my $newstatus = shift || 'mu';
|
---|
[51] | 2875 |
|
---|
| 2876 | return undef if $id !~ /^\d+$/;
|
---|
| 2877 |
|
---|
[296] | 2878 | my $userdata = getUserData($dbh, $id);
|
---|
[51] | 2879 |
|
---|
[296] | 2880 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 2881 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 2882 | local $dbh->{AutoCommit} = 0;
|
---|
| 2883 | local $dbh->{RaiseError} = 1;
|
---|
| 2884 |
|
---|
| 2885 | if ($newstatus ne 'mu') {
|
---|
| 2886 | # ooo, fun! let's see what we were passed for status
|
---|
| 2887 | eval {
|
---|
| 2888 | $newstatus = 0 if $newstatus eq 'useroff';
|
---|
| 2889 | $newstatus = 1 if $newstatus eq 'useron';
|
---|
| 2890 | $dbh->do("UPDATE users SET status=? WHERE user_id=?", undef, ($newstatus, $id));
|
---|
| 2891 |
|
---|
[297] | 2892 | $resultstr = ($newstatus ? 'Enabled' : 'Disabled')." user ".$userdata->{username}.
|
---|
| 2893 | " (".$userdata->{firstname}." ".$userdata->{lastname}.")";
|
---|
[296] | 2894 |
|
---|
| 2895 | my %loghash;
|
---|
| 2896 | $loghash{group_id} = parentID($dbh, (id => $id, type => 'user'));
|
---|
| 2897 | $loghash{entry} = $resultstr;
|
---|
| 2898 | _log($dbh, %loghash);
|
---|
| 2899 |
|
---|
| 2900 | $dbh->commit;
|
---|
| 2901 | };
|
---|
| 2902 | if ($@) {
|
---|
| 2903 | my $msg = $@;
|
---|
| 2904 | eval { $dbh->rollback; };
|
---|
| 2905 | $resultstr = '';
|
---|
| 2906 | $errstr = $msg;
|
---|
| 2907 | ##fixme: failure logging?
|
---|
| 2908 | return;
|
---|
[51] | 2909 | }
|
---|
| 2910 | }
|
---|
| 2911 |
|
---|
[296] | 2912 | my ($status) = $dbh->selectrow_array("SELECT status FROM users WHERE user_id=?", undef, ($id));
|
---|
[51] | 2913 | return $status;
|
---|
| 2914 | } # end userStatus()
|
---|
| 2915 |
|
---|
| 2916 |
|
---|
[83] | 2917 | ## DNSDB::getUserData()
|
---|
| 2918 | # Get misc user data for display
|
---|
| 2919 | sub getUserData {
|
---|
| 2920 | my $dbh = shift;
|
---|
| 2921 | my $uid = shift;
|
---|
| 2922 |
|
---|
| 2923 | my $sth = $dbh->prepare("SELECT group_id,username,firstname,lastname,phone,type,status,inherit_perm ".
|
---|
| 2924 | "FROM users WHERE user_id=?");
|
---|
| 2925 | $sth->execute($uid);
|
---|
| 2926 | return $sth->fetchrow_hashref();
|
---|
| 2927 | } # end getUserData()
|
---|
| 2928 |
|
---|
| 2929 |
|
---|
[370] | 2930 | ## DNSDB::addLoc()
|
---|
[375] | 2931 | # Add a new location.
|
---|
| 2932 | # Takes a database handle, group ID, short and long description, and a comma-separated
|
---|
| 2933 | # list of IP addresses.
|
---|
| 2934 | # Returns ('OK',<location>) on success, ('FAIL',<failmsg>) on failure
|
---|
| 2935 | sub addLoc {
|
---|
| 2936 | my $dbh = shift;
|
---|
| 2937 | my $grp = shift;
|
---|
| 2938 | my $shdesc = shift;
|
---|
| 2939 | my $comments = shift;
|
---|
| 2940 | my $iplist = shift;
|
---|
[370] | 2941 |
|
---|
[375] | 2942 | # $shdesc gets set to the generated location ID if possible, but these can be de-undefined here.
|
---|
| 2943 | $comments = '' if !$comments;
|
---|
| 2944 | $iplist = '' if !$iplist;
|
---|
| 2945 |
|
---|
| 2946 | my $loc;
|
---|
| 2947 |
|
---|
| 2948 | # Generate a location ID. This is, by spec, a two-character widget. We'll use [a-z][a-z]
|
---|
| 2949 | # for now; 676 locations should satisfy all but the largest of the huge networks.
|
---|
| 2950 | # Not sure whether these are case-sensitive, or what other rules might apply - in any case
|
---|
| 2951 | # the absolute maximum is 16K (256*256) since it's parsed by tinydns as a two-character field.
|
---|
| 2952 |
|
---|
| 2953 | # add just after "my $origloc = $loc;":
|
---|
| 2954 | # # These expand the possible space from 26^2 to 52^2 [* note in testing only 2052 were achieved],
|
---|
| 2955 | # # and wrap it around.
|
---|
| 2956 | # # Yes, they skip a couple of possibles. No, I don't care.
|
---|
| 2957 | # $loc = 'aA' if $loc eq 'zz';
|
---|
| 2958 | # $loc = 'Aa' if $loc eq 'zZ';
|
---|
| 2959 | # $loc = 'ZA' if $loc eq 'Zz';
|
---|
| 2960 | # $loc = 'aa' if $loc eq 'ZZ';
|
---|
| 2961 |
|
---|
| 2962 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 2963 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 2964 | local $dbh->{AutoCommit} = 0;
|
---|
| 2965 | local $dbh->{RaiseError} = 1;
|
---|
| 2966 |
|
---|
| 2967 | ##fixme: There is probably a far better way to do this. Sequential increments
|
---|
| 2968 | # are marginally less stupid that pure random generation though, and the existence
|
---|
| 2969 | # check makes sure we don't stomp on an imported one.
|
---|
| 2970 |
|
---|
| 2971 | eval {
|
---|
| 2972 | # Get the "last" location. Note this is the only use for loc_id, because selecting on location Does Funky Things
|
---|
| 2973 | ($loc) = $dbh->selectrow_array("SELECT location FROM locations ORDER BY loc_id DESC LIMIT 1");
|
---|
| 2974 | ($loc) = ($loc =~ /^(..)/);
|
---|
| 2975 | my $origloc = $loc;
|
---|
| 2976 | # Make a change...
|
---|
| 2977 | $loc++;
|
---|
| 2978 | # ... and keep changing if it exists
|
---|
| 2979 | while ($dbh->selectrow_array("SELECT count(*) FROM locations WHERE location LIKE ?", undef, ($loc.'%'))) {
|
---|
| 2980 | $loc++;
|
---|
| 2981 | ($loc) = ($loc =~ /^(..)/);
|
---|
| 2982 | die "too many locations in use, can't add another one\n" if $loc eq $origloc;
|
---|
| 2983 | ##fixme: really need to handle this case faster somehow
|
---|
| 2984 | #if $loc eq $origloc die "<thwap> bad admin: all locations used, your network is too fragmented";
|
---|
| 2985 | }
|
---|
| 2986 | # And now we should have a unique location. tinydns fundamentally limits the
|
---|
| 2987 | # number of these but there's no doc on what characters are valid.
|
---|
| 2988 | $shdesc = $loc if !$shdesc;
|
---|
| 2989 | $dbh->do("INSERT INTO locations (location, group_id, iplist, description, comments) VALUES (?,?,?,?,?)",
|
---|
| 2990 | undef, ($loc, $grp, $iplist, $shdesc, $comments) );
|
---|
[377] | 2991 | _log($dbh, entry => "Added location ($shdesc, '$iplist')");
|
---|
| 2992 | $dbh->commit;
|
---|
[375] | 2993 | };
|
---|
| 2994 | if ($@) {
|
---|
| 2995 | my $msg = $@;
|
---|
| 2996 | eval { $dbh->rollback; };
|
---|
| 2997 | if ($config{log_failures}) {
|
---|
| 2998 | $shdesc = $loc if !$shdesc;
|
---|
| 2999 | _log($dbh, (entry => "Failed adding location ($shdesc, '$iplist'): $msg"));
|
---|
| 3000 | $dbh->commit;
|
---|
| 3001 | }
|
---|
| 3002 | return ('FAIL',$msg);
|
---|
| 3003 | }
|
---|
| 3004 |
|
---|
| 3005 | return ('OK',$loc);
|
---|
[377] | 3006 | } # end addLoc()
|
---|
[375] | 3007 |
|
---|
| 3008 |
|
---|
[370] | 3009 | ## DNSDB::updateLoc()
|
---|
[377] | 3010 | sub updateLoc {
|
---|
| 3011 | my $dbh = shift;
|
---|
| 3012 | my $loc = shift;
|
---|
| 3013 | my $grp = shift;
|
---|
| 3014 | my $shdesc = shift;
|
---|
| 3015 | my $comments = shift;
|
---|
| 3016 | my $iplist = shift;
|
---|
[370] | 3017 |
|
---|
[377] | 3018 | $shdesc = '' if !$shdesc;
|
---|
| 3019 | $comments = '' if !$comments;
|
---|
| 3020 | $iplist = '' if !$iplist;
|
---|
| 3021 |
|
---|
| 3022 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 3023 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 3024 | local $dbh->{AutoCommit} = 0;
|
---|
| 3025 | local $dbh->{RaiseError} = 1;
|
---|
| 3026 |
|
---|
| 3027 | my $oldloc = getLoc($dbh, $loc);
|
---|
| 3028 | my $okmsg = "Updated location (".$oldloc->{description}.", '".$oldloc->{iplist}."') to ($shdesc, '$iplist')";
|
---|
| 3029 |
|
---|
| 3030 | eval {
|
---|
| 3031 | $dbh->do("UPDATE locations SET group_id=?,iplist=?,description=?,comments=? WHERE location=?",
|
---|
| 3032 | undef, ($grp, $iplist, $shdesc, $comments, $loc) );
|
---|
| 3033 | _log($dbh, entry => $okmsg);
|
---|
| 3034 | $dbh->commit;
|
---|
| 3035 | };
|
---|
| 3036 | if ($@) {
|
---|
| 3037 | my $msg = $@;
|
---|
| 3038 | eval { $dbh->rollback; };
|
---|
| 3039 | if ($config{log_failures}) {
|
---|
| 3040 | $shdesc = $loc if !$shdesc;
|
---|
| 3041 | _log($dbh, (entry => "Failed updating location ($shdesc, '$iplist'): $msg"));
|
---|
| 3042 | $dbh->commit;
|
---|
| 3043 | }
|
---|
| 3044 | return ('FAIL',$msg);
|
---|
| 3045 | }
|
---|
| 3046 |
|
---|
| 3047 | return ('OK',$okmsg);
|
---|
| 3048 | } # end updateLoc()
|
---|
| 3049 |
|
---|
| 3050 |
|
---|
[370] | 3051 | ## DNSDB::delLoc()
|
---|
| 3052 | sub delLoc {}
|
---|
| 3053 |
|
---|
| 3054 |
|
---|
[375] | 3055 | ## DNSDB::getLoc()
|
---|
| 3056 | sub getLoc {
|
---|
| 3057 | my $dbh = shift;
|
---|
| 3058 | my $loc = shift;
|
---|
| 3059 |
|
---|
| 3060 | my $sth = $dbh->prepare("SELECT group_id,iplist,description,comments FROM locations WHERE location=?");
|
---|
| 3061 | $sth->execute($loc);
|
---|
| 3062 | return $sth->fetchrow_hashref();
|
---|
| 3063 | } # end getLoc()
|
---|
| 3064 |
|
---|
| 3065 |
|
---|
[370] | 3066 | ## DNSDB::getLocCount()
|
---|
| 3067 | # Get count of locations/views
|
---|
| 3068 | # Takes a database handle and hash containing at least the current group, and optionally:
|
---|
| 3069 | # - a reference list of secondary groups
|
---|
| 3070 | # - a filter string
|
---|
| 3071 | # - a "Starts with" string
|
---|
| 3072 | sub getLocCount {
|
---|
| 3073 | my $dbh = shift;
|
---|
| 3074 |
|
---|
| 3075 | my %args = @_;
|
---|
| 3076 |
|
---|
| 3077 | my @filterargs;
|
---|
| 3078 |
|
---|
| 3079 | $args{startwith} = undef if $args{startwith} && $args{startwith} !~ /^(?:[a-z]|0-9)$/;
|
---|
| 3080 | push @filterargs, "^$args{startwith}" if $args{startwith};
|
---|
| 3081 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 3082 |
|
---|
| 3083 |
|
---|
| 3084 | my $sql = "SELECT count(*) FROM locations ".
|
---|
| 3085 | "WHERE group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 3086 | ($args{startwith} ? " AND description ~* ?" : '').
|
---|
| 3087 | ($args{filter} ? " AND description ~* ?" : '');
|
---|
| 3088 | my ($count) = $dbh->selectrow_array($sql, undef, (@filterargs) );
|
---|
| 3089 | $errstr = $dbh->errstr if !$count;
|
---|
| 3090 | return $count;
|
---|
| 3091 | } # end getLocCount()
|
---|
| 3092 |
|
---|
| 3093 |
|
---|
| 3094 | ## DNSDB::getLocList()
|
---|
| 3095 | sub getLocList {
|
---|
| 3096 | my $dbh = shift;
|
---|
| 3097 |
|
---|
| 3098 | my %args = @_;
|
---|
| 3099 |
|
---|
| 3100 | my @filterargs;
|
---|
| 3101 |
|
---|
| 3102 | $args{startwith} = undef if $args{startwith} && $args{startwith} !~ /^(?:[a-z]|0-9)$/;
|
---|
| 3103 | push @filterargs, "^$args{startwith}" if $args{startwith};
|
---|
| 3104 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 3105 |
|
---|
| 3106 | # better to request sorts on "simple" names, but it means we need to map it to real columns
|
---|
| 3107 | # my %sortmap = (user => 'u.username', type => 'u.type', group => 'g.group_name', status => 'u.status',
|
---|
| 3108 | # fname => 'fname');
|
---|
| 3109 | # $args{sortby} = $sortmap{$args{sortby}};
|
---|
| 3110 |
|
---|
| 3111 | # protection against bad or missing arguments
|
---|
| 3112 | $args{sortorder} = 'ASC' if !$args{sortorder};
|
---|
| 3113 | $args{sortby} = 'l.description' if !$args{sortby};
|
---|
[397] | 3114 | $args{offset} = 0 if !$args{offset} || $args{offset} !~ /^(?:all|\d+)$/;
|
---|
[370] | 3115 |
|
---|
| 3116 | my $sql = "SELECT l.location, l.description, l.iplist, g.group_name ".
|
---|
| 3117 | "FROM locations l ".
|
---|
| 3118 | "INNER JOIN groups g ON l.group_id=g.group_id ".
|
---|
| 3119 | "WHERE l.group_id IN ($args{curgroup}".($args{childlist} ? ",$args{childlist}" : '').")".
|
---|
| 3120 | ($args{startwith} ? " AND l.description ~* ?" : '').
|
---|
| 3121 | ($args{filter} ? " AND l.description ~* ?" : '').
|
---|
| 3122 | " ORDER BY $args{sortby} $args{sortorder} ".
|
---|
| 3123 | ($args{offset} eq 'all' ? '' : " LIMIT $config{perpage} OFFSET ".$args{offset}*$config{perpage});
|
---|
| 3124 | my $ulist = $dbh->selectall_arrayref($sql, { Slice => {} }, (@filterargs) );
|
---|
| 3125 | $errstr = $dbh->errstr if !$ulist;
|
---|
| 3126 | return $ulist;
|
---|
| 3127 | } # end getLocList()
|
---|
| 3128 |
|
---|
| 3129 |
|
---|
| 3130 | ## DNSDB::getLocDropdown()
|
---|
[383] | 3131 | # Get a list of location names for use in a dropdown menu.
|
---|
| 3132 | # Takes a database handle, current group, and optional "tag this as selected" flag.
|
---|
| 3133 | # Returns a reference to a list of hashrefs suitable to feeding to HTML::Template
|
---|
| 3134 | sub getLocDropdown {
|
---|
| 3135 | my $dbh = shift;
|
---|
| 3136 | my $grp = shift;
|
---|
| 3137 | my $sel = shift || '';
|
---|
[370] | 3138 |
|
---|
[383] | 3139 | my $sth = $dbh->prepare(qq(
|
---|
| 3140 | SELECT description,location FROM locations
|
---|
| 3141 | WHERE group_id=?
|
---|
| 3142 | ORDER BY description
|
---|
| 3143 | ) );
|
---|
| 3144 | $sth->execute($grp);
|
---|
[370] | 3145 |
|
---|
[383] | 3146 | my @loclist;
|
---|
| 3147 | push @loclist, { locname => "(None/public)", loc => '', selected => ($sel ? 0 : ($sel eq '' ? 1 : 0)) };
|
---|
| 3148 | while (my ($locname, $loc) = $sth->fetchrow_array) {
|
---|
| 3149 | my %row = (
|
---|
| 3150 | locname => $locname,
|
---|
| 3151 | loc => $loc,
|
---|
| 3152 | selected => ($sel eq $loc ? 1 : 0)
|
---|
| 3153 | );
|
---|
| 3154 | push @loclist, \%row;
|
---|
| 3155 | }
|
---|
| 3156 | return \@loclist;
|
---|
| 3157 | } # end getLocDropdown()
|
---|
| 3158 |
|
---|
| 3159 |
|
---|
[2] | 3160 | ## DNSDB::getSOA()
|
---|
| 3161 | # Return all suitable fields from an SOA record in separate elements of a hash
|
---|
[224] | 3162 | # Takes a database handle, default/live flag, domain/reverse flag, and parent ID
|
---|
[2] | 3163 | sub getSOA {
|
---|
| 3164 | $errstr = '';
|
---|
| 3165 | my $dbh = shift;
|
---|
| 3166 | my $def = shift;
|
---|
[224] | 3167 | my $rev = shift;
|
---|
[2] | 3168 | my $id = shift;
|
---|
| 3169 |
|
---|
[224] | 3170 | # (ab)use distance and weight columns to store SOA data? can't for default_rev_records...
|
---|
| 3171 | # - should really attach serial to the zone parent somewhere
|
---|
[101] | 3172 |
|
---|
[224] | 3173 | my $sql = "SELECT record_id,host,val,ttl from "._rectable($def,$rev).
|
---|
| 3174 | " WHERE "._recparent($def,$rev)." = ? AND type=$reverse_typemap{SOA}";
|
---|
[311] | 3175 | my $ret = $dbh->selectrow_hashref($sql, undef, ($id) );
|
---|
| 3176 | return if !$ret;
|
---|
[246] | 3177 | ##fixme: stick a flag somewhere if the record doesn't exist. by the API, this is an impossible case, but...
|
---|
[2] | 3178 |
|
---|
[311] | 3179 | ($ret->{contact},$ret->{prins}) = split /:/, $ret->{host};
|
---|
| 3180 | delete $ret->{host};
|
---|
| 3181 | ($ret->{refresh},$ret->{retry},$ret->{expire},$ret->{minttl}) = split /:/, $ret->{val};
|
---|
| 3182 | delete $ret->{val};
|
---|
[2] | 3183 |
|
---|
[311] | 3184 | return $ret;
|
---|
[2] | 3185 | } # end getSOA()
|
---|
| 3186 |
|
---|
| 3187 |
|
---|
[246] | 3188 | ## DNSDB::updateSOA()
|
---|
| 3189 | # Update the specified SOA record
|
---|
| 3190 | # Takes a database handle, default/live flag, forward/reverse flag, and SOA data hash
|
---|
[277] | 3191 | # Returns a two-element list with a result code and message
|
---|
[246] | 3192 | sub updateSOA {
|
---|
| 3193 | my $dbh = shift;
|
---|
| 3194 | my $defrec = shift;
|
---|
[248] | 3195 | my $revrec = shift;
|
---|
[246] | 3196 |
|
---|
| 3197 | my %soa = @_;
|
---|
| 3198 |
|
---|
[311] | 3199 | my $oldsoa = getSOA($dbh, $defrec, $revrec, $soa{id});
|
---|
[277] | 3200 |
|
---|
[311] | 3201 | my $msg;
|
---|
| 3202 | my %logdata;
|
---|
| 3203 | if ($defrec eq 'n') {
|
---|
| 3204 | $logdata{domain_id} = $soa{id} if $revrec eq 'n';
|
---|
| 3205 | $logdata{rdns_id} = $soa{id} if $revrec eq 'y';
|
---|
| 3206 | $logdata{group_id} = parentID($dbh, (id => $soa{id}, revrec => $revrec,
|
---|
| 3207 | type => ($revrec eq 'n' ? 'domain' : 'revzone') ) );
|
---|
| 3208 | } else {
|
---|
| 3209 | $logdata{group_id} = $soa{id};
|
---|
| 3210 | }
|
---|
| 3211 | my $parname = ($defrec eq 'y' ? groupName($dbh, $soa{id}) :
|
---|
| 3212 | ($revrec eq 'n' ? domainName($dbh, $soa{id}) : revName($dbh, $soa{id})) );
|
---|
| 3213 |
|
---|
[277] | 3214 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 3215 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 3216 | local $dbh->{AutoCommit} = 0;
|
---|
| 3217 | local $dbh->{RaiseError} = 1;
|
---|
| 3218 |
|
---|
| 3219 | eval {
|
---|
| 3220 | my $sql = "UPDATE "._rectable($defrec, $revrec)." SET host=?, val=?, ttl=? WHERE record_id=? AND type=6";
|
---|
| 3221 | $dbh->do($sql, undef, ("$soa{contact}:$soa{prins}", "$soa{refresh}:$soa{retry}:$soa{expire}:$soa{minttl}",
|
---|
[311] | 3222 | $soa{ttl}, $oldsoa->{record_id}) );
|
---|
| 3223 | $msg = "Updated ".($defrec eq 'y' ? ($revrec eq 'y' ? 'default reverse ' : 'default ') : '').
|
---|
| 3224 | "SOA for $parname: ".
|
---|
| 3225 | "(ns $oldsoa->{prins}, contact $oldsoa->{contact}, refresh $oldsoa->{refresh},".
|
---|
| 3226 | " retry $oldsoa->{retry}, expire $oldsoa->{expire}, minTTL $oldsoa->{minttl}, TTL $oldsoa->{ttl}) to ".
|
---|
[277] | 3227 | "(ns $soa{prins}, contact $soa{contact}, refresh $soa{refresh},".
|
---|
| 3228 | " retry $soa{retry}, expire $soa{expire}, minTTL $soa{minttl}, TTL $soa{ttl})";
|
---|
| 3229 |
|
---|
[311] | 3230 | $logdata{entry} = $msg;
|
---|
| 3231 | _log($dbh, %logdata);
|
---|
[277] | 3232 |
|
---|
| 3233 | $dbh->commit;
|
---|
| 3234 | };
|
---|
| 3235 | if ($@) {
|
---|
| 3236 | $msg = $@;
|
---|
| 3237 | eval { $dbh->rollback; };
|
---|
[311] | 3238 | $logdata{entry} = "Error updating ".($defrec eq 'y' ? ($revrec eq 'y' ? 'default reverse zone ' : 'default ') : '').
|
---|
| 3239 | "SOA record for $parname: $msg";
|
---|
| 3240 | if ($config{log_failures}) {
|
---|
| 3241 | _log($dbh, %logdata);
|
---|
| 3242 | $dbh->commit;
|
---|
| 3243 | }
|
---|
| 3244 | return ('FAIL', $logdata{entry});
|
---|
[277] | 3245 | } else {
|
---|
| 3246 | return ('OK', $msg);
|
---|
| 3247 | }
|
---|
[246] | 3248 | } # end updateSOA()
|
---|
| 3249 |
|
---|
| 3250 |
|
---|
[2] | 3251 | ## DNSDB::getRecLine()
|
---|
| 3252 | # Return all data fields for a zone record in separate elements of a hash
|
---|
[243] | 3253 | # Takes a database handle, default/live flag, forward/reverse flag, and record ID
|
---|
[2] | 3254 | sub getRecLine {
|
---|
| 3255 | $errstr = '';
|
---|
| 3256 | my $dbh = shift;
|
---|
[243] | 3257 | my $defrec = shift;
|
---|
| 3258 | my $revrec = shift;
|
---|
[2] | 3259 | my $id = shift;
|
---|
| 3260 |
|
---|
[389] | 3261 | my $sql = "SELECT record_id,host,type,val,ttl,location".($revrec eq 'n' ? ',distance,weight,port' : '').
|
---|
[243] | 3262 | (($defrec eq 'y') ? ',group_id FROM ' : ',domain_id,rdns_id FROM ').
|
---|
| 3263 | _rectable($defrec,$revrec)." WHERE record_id=?";
|
---|
[123] | 3264 | my $ret = $dbh->selectrow_hashref($sql, undef, ($id) );
|
---|
[2] | 3265 |
|
---|
[90] | 3266 | if ($dbh->err) {
|
---|
[2] | 3267 | $errstr = $DBI::errstr;
|
---|
| 3268 | return undef;
|
---|
| 3269 | }
|
---|
| 3270 |
|
---|
[123] | 3271 | if (!$ret) {
|
---|
| 3272 | $errstr = "No such record";
|
---|
| 3273 | return undef;
|
---|
| 3274 | }
|
---|
| 3275 |
|
---|
[243] | 3276 | # explicitly set a parent id
|
---|
| 3277 | if ($defrec eq 'y') {
|
---|
| 3278 | $ret->{parid} = $ret->{group_id};
|
---|
| 3279 | } else {
|
---|
| 3280 | $ret->{parid} = (($revrec eq 'n') ? $ret->{domain_id} : $ret->{rdns_id});
|
---|
| 3281 | # and a secondary if we have a custom type that lives in both a forward and reverse zone
|
---|
| 3282 | $ret->{secid} = (($revrec eq 'y') ? $ret->{domain_id} : $ret->{rdns_id}) if $ret->{type} > 65279;
|
---|
| 3283 | }
|
---|
[90] | 3284 |
|
---|
| 3285 | return $ret;
|
---|
[2] | 3286 | }
|
---|
| 3287 |
|
---|
| 3288 |
|
---|
| 3289 | ##fixme: should use above (getRecLine()) to get lines for below?
|
---|
| 3290 | ## DNSDB::getDomRecs()
|
---|
| 3291 | # Return records for a domain
|
---|
| 3292 | # Takes a database handle, default/live flag, group/domain ID, start,
|
---|
| 3293 | # number of records, sort field, and sort order
|
---|
| 3294 | # Returns a reference to an array of hashes
|
---|
| 3295 | sub getDomRecs {
|
---|
| 3296 | $errstr = '';
|
---|
| 3297 | my $dbh = shift;
|
---|
| 3298 |
|
---|
[397] | 3299 | my %args = @_;
|
---|
[4] | 3300 |
|
---|
[397] | 3301 | my @filterargs;
|
---|
[135] | 3302 |
|
---|
[397] | 3303 | push @filterargs, $args{filter} if $args{filter};
|
---|
| 3304 |
|
---|
| 3305 | # protection against bad or missing arguments
|
---|
| 3306 | $args{sortorder} = 'ASC' if !$args{sortorder};
|
---|
| 3307 | $args{sortby} = 'host' if !$args{sortby} && $args{rev} eq 'n'; # default sort by host on domain record list
|
---|
| 3308 | $args{sortby} = 'val' if !$args{sortby} && $args{rev} eq 'y'; # default sort by IP on revzone record list
|
---|
| 3309 | $args{offset} = 0 if !$args{offset} || $args{offset} !~ /^(?:all|\d+)$/;
|
---|
| 3310 |
|
---|
[352] | 3311 | # sort reverse zones on IP, correctly
|
---|
[397] | 3312 | # do other fiddling with $args{sortby} while we're at it.
|
---|
| 3313 | $args{sortby} = "r.$args{sortby}";
|
---|
| 3314 | $args{sortby} = 'CAST (r.val AS inet)' if $args{revrec} eq 'y' && $args{sortby} eq 'r.val';
|
---|
| 3315 | $args{sortby} = 't.alphaorder' if $args{sortby} eq 'r.type';
|
---|
[352] | 3316 |
|
---|
[224] | 3317 | my $sql = "SELECT r.record_id,r.host,r.type,r.val,r.ttl";
|
---|
[397] | 3318 | $sql .= ",l.description AS locname" if $args{defrec} eq 'n';
|
---|
| 3319 | $sql .= ",r.distance,r.weight,r.port" if $args{revrec} eq 'n';
|
---|
| 3320 | $sql .= " FROM "._rectable($args{defrec},$args{revrec})." r ";
|
---|
[104] | 3321 | $sql .= "INNER JOIN rectypes t ON r.type=t.val "; # for sorting by type alphabetically
|
---|
[397] | 3322 | $sql .= "LEFT JOIN locations l ON r.location=l.location " if $args{defrec} eq 'n';
|
---|
| 3323 | $sql .= "WHERE "._recparent($args{defrec},$args{revrec})." = ?";
|
---|
[104] | 3324 | $sql .= " AND NOT r.type=$reverse_typemap{SOA}";
|
---|
[397] | 3325 | $sql .= " AND host ~* ?" if $args{filter};
|
---|
| 3326 | $sql .= " ORDER BY $args{sortby} $args{sortorder}";
|
---|
[324] | 3327 | # ensure consistent ordering by sorting on record_id too
|
---|
[397] | 3328 | $sql .= ", record_id $args{sortorder}";
|
---|
| 3329 | $sql .= ($args{offset} eq 'all' ? '' : " LIMIT $config{perpage} OFFSET ".$args{offset}*$config{perpage});
|
---|
[4] | 3330 |
|
---|
[397] | 3331 | my @bindvars = ($args{id});
|
---|
| 3332 | push @bindvars, $args{filter} if $args{filter};
|
---|
[224] | 3333 |
|
---|
[397] | 3334 | my $ret = $dbh->selectall_arrayref($sql, { Slice => {} }, (@bindvars) );
|
---|
[2] | 3335 | return $ret;
|
---|
| 3336 | } # end getDomRecs()
|
---|
| 3337 |
|
---|
| 3338 |
|
---|
[91] | 3339 | ## DNSDB::getRecCount()
|
---|
[224] | 3340 | # Return count of non-SOA records in zone (or default records in a group)
|
---|
| 3341 | # Takes a database handle, default/live flag, reverse/forward flag, group/domain ID,
|
---|
| 3342 | # and optional filtering modifier
|
---|
[91] | 3343 | # Returns the count
|
---|
| 3344 | sub getRecCount {
|
---|
| 3345 | my $dbh = shift;
|
---|
| 3346 | my $defrec = shift;
|
---|
[224] | 3347 | my $revrec = shift;
|
---|
[91] | 3348 | my $id = shift;
|
---|
[135] | 3349 | my $filter = shift || '';
|
---|
[91] | 3350 |
|
---|
[135] | 3351 | # keep the nasties down, since we can't ?-sub this bit. :/
|
---|
| 3352 | # note this is chars allowed in DNS hostnames
|
---|
| 3353 | $filter =~ s/[^a-zA-Z0-9_.:-]//g;
|
---|
| 3354 |
|
---|
[222] | 3355 | my @bindvars = ($id);
|
---|
| 3356 | push @bindvars, $filter if $filter;
|
---|
[224] | 3357 | my $sql = "SELECT count(*) FROM ".
|
---|
| 3358 | _rectable($defrec,$revrec).
|
---|
| 3359 | " WHERE "._recparent($defrec,$revrec)."=? ".
|
---|
| 3360 | "AND NOT type=$reverse_typemap{SOA}".
|
---|
| 3361 | ($filter ? " AND host ~* ?" : '');
|
---|
| 3362 | my ($count) = $dbh->selectrow_array($sql, undef, (@bindvars) );
|
---|
[91] | 3363 |
|
---|
| 3364 | return $count;
|
---|
| 3365 |
|
---|
| 3366 | } # end getRecCount()
|
---|
| 3367 |
|
---|
| 3368 |
|
---|
[3] | 3369 | ## DNSDB::addRec()
|
---|
[2] | 3370 | # Add a new record to a domain or a group's default records
|
---|
| 3371 | # Takes a database handle, default/live flag, group/domain ID,
|
---|
| 3372 | # host, type, value, and TTL
|
---|
| 3373 | # Some types require additional detail: "distance" for MX and SRV,
|
---|
| 3374 | # and weight/port for SRV
|
---|
| 3375 | # Returns a status code and detail message in case of error
|
---|
[234] | 3376 | ##fixme: pass a hash with the record data, not a series of separate values
|
---|
[2] | 3377 | sub addRec {
|
---|
| 3378 | $errstr = '';
|
---|
| 3379 | my $dbh = shift;
|
---|
| 3380 | my $defrec = shift;
|
---|
[226] | 3381 | my $revrec = shift;
|
---|
| 3382 | my $id = shift; # parent (group_id for defrecs, rdns_id for reverse records,
|
---|
| 3383 | # domain_id for domain records)
|
---|
[2] | 3384 |
|
---|
| 3385 | my $host = shift;
|
---|
[234] | 3386 | my $rectype = shift; # reference so we can coerce it if "+"-types can't find both zones
|
---|
[2] | 3387 | my $val = shift;
|
---|
| 3388 | my $ttl = shift;
|
---|
[389] | 3389 | my $location = shift;
|
---|
| 3390 | $location = '' if !$location;
|
---|
[2] | 3391 |
|
---|
[226] | 3392 | # prep for validation
|
---|
[252] | 3393 | my $addr = NetAddr::IP->new($$val);
|
---|
| 3394 | $$host =~ s/\.+$//; # FQDNs ending in . are an internal detail, and really shouldn't be exposed in the UI.
|
---|
[226] | 3395 |
|
---|
| 3396 | my $domid = 0;
|
---|
| 3397 | my $revid = 0;
|
---|
| 3398 |
|
---|
| 3399 | my $retcode = 'OK'; # assume everything will go OK
|
---|
| 3400 | my $retmsg = '';
|
---|
| 3401 |
|
---|
| 3402 | # do simple validation first
|
---|
| 3403 | return ('FAIL', "TTL must be numeric") unless $ttl =~ /^\d+$/;
|
---|
| 3404 |
|
---|
[234] | 3405 | # Quick check on hostname parts. Note the regex is more forgiving than the error message;
|
---|
| 3406 | # domain names technically are case-insensitive, and we use printf-like % codes for a couple
|
---|
| 3407 | # of types. Other things may also be added to validate default records of several flavours.
|
---|
| 3408 | return ('FAIL', "Hostnames may not contain anything other than (0-9 a-z . _)")
|
---|
[350] | 3409 | if $defrec eq 'n' && ($revrec eq 'y' ? $$rectype != $reverse_typemap{TXT} : 1) &&
|
---|
| 3410 | $$host !~ /^[0-9a-z_%.-]+$/i;
|
---|
[226] | 3411 |
|
---|
[234] | 3412 | # Collect these even if we're only doing a simple A record so we can call *any* validation sub
|
---|
| 3413 | my $dist = shift;
|
---|
[281] | 3414 | my $weight = shift;
|
---|
[234] | 3415 | my $port = shift;
|
---|
[226] | 3416 |
|
---|
[234] | 3417 | my $fields;
|
---|
| 3418 | my @vallist;
|
---|
[226] | 3419 |
|
---|
[234] | 3420 | # Call the validation sub for the type requested.
|
---|
| 3421 | ($retcode,$retmsg) = $validators{$$rectype}($dbh, (defrec => $defrec, revrec => $revrec, id => $id,
|
---|
[249] | 3422 | host => $host, rectype => $rectype, val => $val, addr => $addr,
|
---|
[234] | 3423 | dist => \$dist, port => \$port, weight => \$weight,
|
---|
| 3424 | fields => \$fields, vallist => \@vallist) );
|
---|
[129] | 3425 |
|
---|
[234] | 3426 | return ($retcode,$retmsg) if $retcode eq 'FAIL';
|
---|
[209] | 3427 |
|
---|
[234] | 3428 | # Set up database fields and bind parameters
|
---|
[389] | 3429 | $fields .= "host,type,val,ttl,location,"._recparent($defrec,$revrec);
|
---|
| 3430 | push @vallist, ($$host,$$rectype,$$val,$ttl,$location,$id);
|
---|
[234] | 3431 | my $vallen = '?'.(',?'x$#vallist);
|
---|
[2] | 3432 |
|
---|
[287] | 3433 | # Put together the success log entry. We have to use this horrible kludge
|
---|
| 3434 | # because domain_id and rdns_id may or may not be present, and if they are,
|
---|
| 3435 | # they're not at a guaranteed consistent index in the array. wheee!
|
---|
| 3436 | my %logdata;
|
---|
| 3437 | my @ftmp = split /,/, $fields;
|
---|
| 3438 | for (my $i=0; $i <= $#vallist; $i++) {
|
---|
| 3439 | $logdata{domain_id} = $vallist[$i] if $ftmp[$i] eq 'domain_id';
|
---|
| 3440 | $logdata{rdns_id} = $vallist[$i] if $ftmp[$i] eq 'rdns_id';
|
---|
| 3441 | }
|
---|
| 3442 | $logdata{group_id} = $id if $defrec eq 'y';
|
---|
| 3443 | $logdata{group_id} = parentID($dbh,
|
---|
| 3444 | (id => $id, type => ($revrec eq 'n' ? 'domain' : 'revzone'), revrec => $revrec) )
|
---|
| 3445 | if $defrec eq 'n';
|
---|
[328] | 3446 | $logdata{entry} = "Added ".($defrec eq 'y' ? 'default record' : 'record');
|
---|
| 3447 | # NS records for revzones get special treatment
|
---|
| 3448 | if ($revrec eq 'y' && $$rectype == 2) {
|
---|
| 3449 | $logdata{entry} .= " '$$val $typemap{$$rectype} $$host";
|
---|
| 3450 | } else {
|
---|
| 3451 | $logdata{entry} .= " '$$host $typemap{$$rectype} $$val";
|
---|
| 3452 | }
|
---|
| 3453 |
|
---|
[287] | 3454 | $logdata{entry} .= " [distance $dist]" if $typemap{$$rectype} eq 'MX';
|
---|
| 3455 | $logdata{entry} .= " [priority $dist] [weight $weight] [port $port]"
|
---|
| 3456 | if $typemap{$$rectype} eq 'SRV';
|
---|
[389] | 3457 | $logdata{entry} .= "', TTL $ttl, location $location";
|
---|
[287] | 3458 |
|
---|
[90] | 3459 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 3460 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 3461 | local $dbh->{AutoCommit} = 0;
|
---|
| 3462 | local $dbh->{RaiseError} = 1;
|
---|
[2] | 3463 |
|
---|
[90] | 3464 | eval {
|
---|
[236] | 3465 | $dbh->do("INSERT INTO "._rectable($defrec, $revrec)." ($fields) VALUES ($vallen)",
|
---|
[90] | 3466 | undef, @vallist);
|
---|
[287] | 3467 | _log($dbh, %logdata);
|
---|
[90] | 3468 | $dbh->commit;
|
---|
| 3469 | };
|
---|
| 3470 | if ($@) {
|
---|
| 3471 | my $msg = $@;
|
---|
| 3472 | eval { $dbh->rollback; };
|
---|
[289] | 3473 | if ($config{log_failures}) {
|
---|
| 3474 | $logdata{entry} = "Failed adding ".($defrec eq 'y' ? 'default ' : '').
|
---|
| 3475 | "record '$$host $typemap{$$rectype} $$val', TTL $ttl ($msg)";
|
---|
| 3476 | _log($dbh, %logdata);
|
---|
| 3477 | $dbh->commit;
|
---|
| 3478 | }
|
---|
[90] | 3479 | return ('FAIL',$msg);
|
---|
| 3480 | }
|
---|
[2] | 3481 |
|
---|
[287] | 3482 | $resultstr = $logdata{entry};
|
---|
[226] | 3483 | return ($retcode, $retmsg);
|
---|
[90] | 3484 |
|
---|
[2] | 3485 | } # end addRec()
|
---|
| 3486 |
|
---|
| 3487 |
|
---|
[16] | 3488 | ## DNSDB::updateRec()
|
---|
| 3489 | # Update a record
|
---|
[273] | 3490 | # Takes a database handle, default and reverse flags, record ID, immediate parent ID, and new record data.
|
---|
| 3491 | # Returns a status code and message
|
---|
[16] | 3492 | sub updateRec {
|
---|
| 3493 | $errstr = '';
|
---|
[17] | 3494 |
|
---|
[16] | 3495 | my $dbh = shift;
|
---|
| 3496 | my $defrec = shift;
|
---|
[272] | 3497 | my $revrec = shift;
|
---|
[16] | 3498 | my $id = shift;
|
---|
[272] | 3499 | my $parid = shift; # immediate parent entity that we're descending from to update the record
|
---|
[16] | 3500 |
|
---|
[273] | 3501 | # all records have these
|
---|
[16] | 3502 | my $host = shift;
|
---|
[272] | 3503 | my $hostbk = $$host; # Keep a backup copy of the original, so we can WARN if the update mangles the domain
|
---|
| 3504 | my $rectype = shift;
|
---|
[16] | 3505 | my $val = shift;
|
---|
| 3506 | my $ttl = shift;
|
---|
[389] | 3507 | my $location = shift; # may be empty/null/undef depending on caller
|
---|
| 3508 | $location = '' if !$location;
|
---|
[16] | 3509 |
|
---|
[272] | 3510 | # prep for validation
|
---|
| 3511 | my $addr = NetAddr::IP->new($$val);
|
---|
| 3512 | $$host =~ s/\.+$//; # FQDNs ending in . are an internal detail, and really shouldn't be exposed in the UI.
|
---|
[16] | 3513 |
|
---|
[272] | 3514 | my $domid = 0;
|
---|
| 3515 | my $revid = 0;
|
---|
| 3516 |
|
---|
| 3517 | my $retcode = 'OK'; # assume everything will go OK
|
---|
| 3518 | my $retmsg = '';
|
---|
| 3519 |
|
---|
[273] | 3520 | # do simple validation first
|
---|
[272] | 3521 | return ('FAIL', "TTL must be numeric") unless $ttl =~ /^\d+$/;
|
---|
| 3522 |
|
---|
| 3523 | # Quick check on hostname parts. Note the regex is more forgiving than the error message;
|
---|
| 3524 | # domain names technically are case-insensitive, and we use printf-like % codes for a couple
|
---|
| 3525 | # of types. Other things may also be added to validate default records of several flavours.
|
---|
[273] | 3526 | return ('FAIL', "Hostnames may not contain anything other than (0-9 a-z - . _)")
|
---|
[350] | 3527 | if $defrec eq 'n' && ($revrec eq 'y' ? $$rectype != $reverse_typemap{TXT} : 1) &&
|
---|
| 3528 | $$host !~ /^[0-9a-z_%.-]+$/i;
|
---|
[272] | 3529 |
|
---|
[273] | 3530 | # only MX and SRV will use these
|
---|
[288] | 3531 | my $dist = shift || 0;
|
---|
| 3532 | my $weight = shift || 0;
|
---|
| 3533 | my $port = shift || 0;
|
---|
[16] | 3534 |
|
---|
[272] | 3535 | my $fields;
|
---|
| 3536 | my @vallist;
|
---|
[16] | 3537 |
|
---|
[273] | 3538 | # get old record data so we have the right parent ID
|
---|
| 3539 | # and for logging (eventually)
|
---|
| 3540 | my $oldrec = getRecLine($dbh, $defrec, $revrec, $id);
|
---|
[223] | 3541 |
|
---|
[272] | 3542 | # Call the validation sub for the type requested.
|
---|
| 3543 | # Note the ID to pass here is the *parent*, not the record
|
---|
| 3544 | ($retcode,$retmsg) = $validators{$$rectype}($dbh, (defrec => $defrec, revrec => $revrec,
|
---|
| 3545 | id => ($defrec eq 'y' ? $oldrec->{group_id} : ($revrec eq 'n' ? $oldrec->{domain_id} : $oldrec->{rdns_id})),
|
---|
| 3546 | host => $host, rectype => $rectype, val => $val, addr => $addr,
|
---|
| 3547 | dist => \$dist, port => \$port, weight => \$weight,
|
---|
| 3548 | fields => \$fields, vallist => \@vallist,
|
---|
| 3549 | update => $id) );
|
---|
| 3550 |
|
---|
| 3551 | return ($retcode,$retmsg) if $retcode eq 'FAIL';
|
---|
| 3552 |
|
---|
[273] | 3553 | # Set up database fields and bind parameters. Note only the optional fields
|
---|
| 3554 | # (distance, weight, port, secondary parent ID) are added in the validation call above
|
---|
[389] | 3555 | $fields .= "host,type,val,ttl,location,"._recparent($defrec,$revrec);
|
---|
| 3556 | push @vallist, ($$host,$$rectype,$$val,$ttl,$location,
|
---|
[273] | 3557 | ($defrec eq 'y' ? $oldrec->{group_id} : ($revrec eq 'n' ? $oldrec->{domain_id} : $oldrec->{rdns_id})) );
|
---|
[272] | 3558 |
|
---|
[273] | 3559 | # hack hack PTHUI
|
---|
| 3560 | # need to forcibly make sure we disassociate a record with a parent it's no longer related to.
|
---|
| 3561 | # eg, PTR records may not have a domain parent, or A/AAAA records may not have a revzone parent.
|
---|
| 3562 | # mainly needed for crossover types that got coerced down to "standard" types
|
---|
| 3563 | if ($defrec eq 'n') {
|
---|
| 3564 | if ($$rectype == $reverse_typemap{PTR}) {
|
---|
| 3565 | $fields .= ",domain_id";
|
---|
| 3566 | push @vallist, 0;
|
---|
| 3567 | }
|
---|
| 3568 | if ($$rectype == $reverse_typemap{A} || $$rectype == $reverse_typemap{AAAA}) {
|
---|
| 3569 | $fields .= ",rdns_id";
|
---|
| 3570 | push @vallist, 0;
|
---|
| 3571 | }
|
---|
| 3572 | }
|
---|
[345] | 3573 | # fix fat-finger-originated record type changes
|
---|
| 3574 | if ($$rectype == 65285) {
|
---|
| 3575 | $fields .= ",rdns_id" if $revrec eq 'n';
|
---|
| 3576 | $fields .= ",domain_id" if $revrec eq 'y';
|
---|
| 3577 | push @vallist, 0;
|
---|
| 3578 | }
|
---|
[341] | 3579 | if ($defrec eq 'n') {
|
---|
| 3580 | $domid = $parid if $revrec eq 'n';
|
---|
| 3581 | $revid = $parid if $revrec eq 'y';
|
---|
| 3582 | }
|
---|
[272] | 3583 |
|
---|
[288] | 3584 | # Put together the success log entry. Horrible kludge from addRec() copied as-is since
|
---|
| 3585 | # we don't know whether the passed arguments or retrieved values for domain_id and rdns_id
|
---|
| 3586 | # will be maintained (due to "not-in-zone" validation changes)
|
---|
| 3587 | my %logdata;
|
---|
[341] | 3588 | $logdata{domain_id} = $domid;
|
---|
| 3589 | $logdata{rdns_id} = $revid;
|
---|
[288] | 3590 | my @ftmp = split /,/, $fields;
|
---|
| 3591 | for (my $i=0; $i <= $#vallist; $i++) {
|
---|
| 3592 | $logdata{domain_id} = $vallist[$i] if $ftmp[$i] eq 'domain_id';
|
---|
| 3593 | $logdata{rdns_id} = $vallist[$i] if $ftmp[$i] eq 'rdns_id';
|
---|
| 3594 | }
|
---|
| 3595 | $logdata{group_id} = $parid if $defrec eq 'y';
|
---|
| 3596 | $logdata{group_id} = parentID($dbh,
|
---|
| 3597 | (id => $parid, type => ($revrec eq 'n' ? 'domain' : 'revzone'), revrec => $revrec) )
|
---|
| 3598 | if $defrec eq 'n';
|
---|
[328] | 3599 | $logdata{entry} = "Updated ".($defrec eq 'y' ? 'default record' : 'record')." from\n";
|
---|
| 3600 | # NS records for revzones get special treatment
|
---|
| 3601 | if ($revrec eq 'y' && $$rectype == 2) {
|
---|
| 3602 | $logdata{entry} .= " '$oldrec->{val} $typemap{$oldrec->{type}} $oldrec->{host}";
|
---|
| 3603 | } else {
|
---|
| 3604 | $logdata{entry} .= " '$oldrec->{host} $typemap{$oldrec->{type}} $oldrec->{val}";
|
---|
| 3605 | }
|
---|
[288] | 3606 | $logdata{entry} .= " [distance $oldrec->{distance}]" if $typemap{$oldrec->{type}} eq 'MX';
|
---|
| 3607 | $logdata{entry} .= " [priority $oldrec->{distance}] [weight $oldrec->{weight}] [port $oldrec->{port}]"
|
---|
| 3608 | if $typemap{$oldrec->{type}} eq 'SRV';
|
---|
[389] | 3609 | $logdata{entry} .= "', TTL $oldrec->{ttl}, location $oldrec->{location}\nto\n";
|
---|
[328] | 3610 | # More NS special
|
---|
| 3611 | if ($revrec eq 'y' && $$rectype == 2) {
|
---|
| 3612 | $logdata{entry} .= "'$$val $typemap{$$rectype} $$host";
|
---|
| 3613 | } else {
|
---|
| 3614 | $logdata{entry} .= "'$$host $typemap{$$rectype} $$val";
|
---|
| 3615 | }
|
---|
[288] | 3616 | $logdata{entry} .= " [distance $dist]" if $typemap{$$rectype} eq 'MX';
|
---|
| 3617 | $logdata{entry} .= " [priority $dist] [weight $weight] [port $port]" if $typemap{$$rectype} eq 'SRV';
|
---|
[389] | 3618 | $logdata{entry} .= "', TTL $ttl, location $location";
|
---|
[288] | 3619 |
|
---|
[90] | 3620 | local $dbh->{AutoCommit} = 0;
|
---|
| 3621 | local $dbh->{RaiseError} = 1;
|
---|
| 3622 |
|
---|
[341] | 3623 | # Fiddle the field list into something suitable for updates
|
---|
| 3624 | $fields =~ s/,/=?,/g;
|
---|
| 3625 | $fields .= "=?";
|
---|
| 3626 |
|
---|
[90] | 3627 | eval {
|
---|
[273] | 3628 | $dbh->do("UPDATE "._rectable($defrec,$revrec)." SET $fields WHERE record_id=?", undef, (@vallist, $id) );
|
---|
[288] | 3629 | _log($dbh, %logdata);
|
---|
[130] | 3630 | $dbh->commit;
|
---|
[90] | 3631 | };
|
---|
| 3632 | if ($@) {
|
---|
| 3633 | my $msg = $@;
|
---|
[288] | 3634 | eval { $dbh->rollback; };
|
---|
[289] | 3635 | if ($config{log_failures}) {
|
---|
| 3636 | $logdata{entry} = "Failed updating ".($defrec eq 'y' ? 'default ' : '').
|
---|
| 3637 | "record '$oldrec->{host} $typemap{$oldrec->{type}} $oldrec->{val}', TTL $oldrec->{ttl} ($msg)";
|
---|
| 3638 | _log($dbh, %logdata);
|
---|
| 3639 | $dbh->commit;
|
---|
| 3640 | }
|
---|
[90] | 3641 | return ('FAIL', $msg);
|
---|
| 3642 | }
|
---|
| 3643 |
|
---|
[288] | 3644 | $resultstr = $logdata{entry};
|
---|
[272] | 3645 | return ($retcode, $retmsg);
|
---|
[16] | 3646 | } # end updateRec()
|
---|
| 3647 |
|
---|
| 3648 |
|
---|
[3] | 3649 | ## DNSDB::delRec()
|
---|
| 3650 | # Delete a record.
|
---|
| 3651 | sub delRec {
|
---|
| 3652 | $errstr = '';
|
---|
| 3653 | my $dbh = shift;
|
---|
| 3654 | my $defrec = shift;
|
---|
[243] | 3655 | my $revrec = shift;
|
---|
[3] | 3656 | my $id = shift;
|
---|
| 3657 |
|
---|
[290] | 3658 | my $oldrec = getRecLine($dbh, $defrec, $revrec, $id);
|
---|
[3] | 3659 |
|
---|
[290] | 3660 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 3661 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 3662 | local $dbh->{AutoCommit} = 0;
|
---|
| 3663 | local $dbh->{RaiseError} = 1;
|
---|
[3] | 3664 |
|
---|
[290] | 3665 | # Put together the log entry
|
---|
| 3666 | my %logdata;
|
---|
| 3667 | $logdata{domain_id} = $oldrec->{domain_id};
|
---|
| 3668 | $logdata{rdns_id} = $oldrec->{rdns_id};
|
---|
| 3669 | $logdata{group_id} = $oldrec->{group_id} if $defrec eq 'y';
|
---|
| 3670 | $logdata{group_id} = parentID($dbh,
|
---|
| 3671 | (id => $oldrec->{domain_id}, type => ($revrec eq 'n' ? 'domain' : 'revzone'), revrec => $revrec) )
|
---|
| 3672 | if $defrec eq 'n';
|
---|
| 3673 | $logdata{entry} = "Deleted ".($defrec eq 'y' ? 'default record ' : 'record ').
|
---|
| 3674 | "'$oldrec->{host} $typemap{$oldrec->{type}} $oldrec->{val}";
|
---|
| 3675 | $logdata{entry} .= " [distance $oldrec->{distance}]" if $typemap{$oldrec->{type}} eq 'MX';
|
---|
| 3676 | $logdata{entry} .= " [priority $oldrec->{distance}] [weight $oldrec->{weight}] [port $oldrec->{port}]"
|
---|
| 3677 | if $typemap{$oldrec->{type}} eq 'SRV';
|
---|
| 3678 | $logdata{entry} .= "', TTL $oldrec->{ttl}\n";
|
---|
| 3679 |
|
---|
| 3680 | eval {
|
---|
| 3681 | my $sth = $dbh->do("DELETE FROM "._rectable($defrec,$revrec)." WHERE record_id=?", undef, ($id));
|
---|
| 3682 | _log($dbh, %logdata);
|
---|
| 3683 | $dbh->commit;
|
---|
| 3684 | };
|
---|
| 3685 | if ($@) {
|
---|
| 3686 | my $msg = $@;
|
---|
| 3687 | eval { $dbh->rollback; };
|
---|
| 3688 | if ($config{log_failures}) {
|
---|
| 3689 | $logdata{entry} = "Error deleting ".($defrec eq 'y' ? 'default record' : 'record').
|
---|
| 3690 | " '$oldrec->{host} $typemap{$oldrec->{type}} $oldrec->{val}', TTL $oldrec->{ttl} ($msg)";
|
---|
| 3691 | _log($dbh, %logdata);
|
---|
| 3692 | $dbh->commit;
|
---|
| 3693 | }
|
---|
| 3694 | return ('FAIL', $msg);
|
---|
| 3695 | }
|
---|
| 3696 |
|
---|
| 3697 | return ('OK',$logdata{entry});
|
---|
[3] | 3698 | } # end delRec()
|
---|
| 3699 |
|
---|
| 3700 |
|
---|
[323] | 3701 | ## DNSDB::getLogCount()
|
---|
| 3702 | # Get a count of log entries
|
---|
| 3703 | # Takes a database handle and a hash containing at least:
|
---|
| 3704 | # - Entity ID and entity type as the primary log "slice"
|
---|
| 3705 | sub getLogCount {
|
---|
| 3706 | my $dbh = shift;
|
---|
| 3707 |
|
---|
| 3708 | my %args = @_;
|
---|
| 3709 |
|
---|
| 3710 | my @filterargs;
|
---|
| 3711 | ##fixme: which fields do we want to filter on?
|
---|
| 3712 | # push @filterargs,
|
---|
| 3713 |
|
---|
| 3714 | $errstr = 'Missing primary parent ID and/or type';
|
---|
| 3715 | # fail early if we don't have a "prime" ID to look for log entries for
|
---|
| 3716 | return if !$args{id};
|
---|
| 3717 |
|
---|
| 3718 | # or if the prime id type is missing or invalid
|
---|
| 3719 | return if !$args{logtype};
|
---|
| 3720 | $args{logtype} = 'revzone' if $args{logtype} eq 'rdns'; # hack pthui
|
---|
| 3721 | $args{logtype} = 'domain' if $args{logtype} eq 'dom'; # hack pthui
|
---|
| 3722 | return if !grep /^$args{logtype}$/, ('group', 'domain', 'revzone', 'user');
|
---|
| 3723 |
|
---|
| 3724 | $args{logtype} = 'revzone' if $args{logtype} eq 'rdns'; # hack pthui
|
---|
| 3725 |
|
---|
| 3726 | my $sql = "SELECT count(*) FROM log ".
|
---|
| 3727 | "WHERE $id_col{$args{logtype}}=?".
|
---|
| 3728 | ($args{filter} ? " AND entry ~* ?" : '');
|
---|
| 3729 | my ($count) = $dbh->selectrow_array($sql, undef, ($args{id}, @filterargs) );
|
---|
| 3730 | $errstr = $dbh->errstr if !$count;
|
---|
| 3731 | return $count;
|
---|
| 3732 | } # end getLogCount()
|
---|
| 3733 |
|
---|
| 3734 |
|
---|
| 3735 | ## DNSDB::getLogEntries()
|
---|
| 3736 | # Get a list of log entries
|
---|
| 3737 | # Takes arguments as with getLogCount() above, plus optional:
|
---|
| 3738 | # - sort field
|
---|
| 3739 | # - sort order
|
---|
| 3740 | # - offset for pagination
|
---|
| 3741 | sub getLogEntries {
|
---|
| 3742 | my $dbh = shift;
|
---|
| 3743 |
|
---|
| 3744 | my %args = @_;
|
---|
| 3745 |
|
---|
| 3746 | my @filterargs;
|
---|
| 3747 |
|
---|
| 3748 | # fail early if we don't have a "prime" ID to look for log entries for
|
---|
| 3749 | return if !$args{id};
|
---|
| 3750 |
|
---|
| 3751 | # or if the prime id type is missing or invalid
|
---|
| 3752 | return if !$args{logtype};
|
---|
| 3753 | $args{logtype} = 'revzone' if $args{logtype} eq 'rdns'; # hack pthui
|
---|
| 3754 | $args{logtype} = 'domain' if $args{logtype} eq 'dom'; # hack pthui
|
---|
| 3755 | return if !grep /^$args{logtype}$/, ('group', 'domain', 'revzone', 'user');
|
---|
| 3756 |
|
---|
| 3757 | # Sorting defaults
|
---|
| 3758 | $args{sortby} = 'stamp' if !$args{sortby};
|
---|
| 3759 | $args{sortorder} = 'DESC' if !$args{sortorder};
|
---|
[397] | 3760 | $args{offset} = 0 if !$args{offset} || $args{offset} !~ /^(?:all|\d+)$/;
|
---|
[323] | 3761 |
|
---|
[324] | 3762 | my %sortmap = (fname => 'name', username => 'email', entry => 'entry', stamp => 'stamp');
|
---|
[323] | 3763 | $args{sortby} = $sortmap{$args{sortby}};
|
---|
| 3764 |
|
---|
| 3765 | my $sql = "SELECT user_id AS userid, email AS useremail, name AS userfname, entry AS logentry, ".
|
---|
| 3766 | "date_trunc('second',stamp) AS logtime ".
|
---|
| 3767 | "FROM log ".
|
---|
| 3768 | "WHERE $id_col{$args{logtype}}=?".
|
---|
| 3769 | ($args{filter} ? " AND entry ~* ?" : '').
|
---|
[324] | 3770 | " ORDER BY $args{sortby} $args{sortorder}, log_id $args{sortorder}".
|
---|
[323] | 3771 | ($args{offset} eq 'all' ? '' : " LIMIT $config{perpage} OFFSET ".$args{offset}*$config{perpage});
|
---|
| 3772 | my $loglist = $dbh->selectall_arrayref($sql, { Slice => {} }, ($args{id}, @filterargs) );
|
---|
| 3773 | $errstr = $dbh->errstr if !$loglist;
|
---|
| 3774 | return $loglist;
|
---|
| 3775 | } # end getLogEntries()
|
---|
| 3776 |
|
---|
| 3777 |
|
---|
[225] | 3778 | ## DNSDB::getTypelist()
|
---|
| 3779 | # Get a list of record types for various UI dropdowns
|
---|
| 3780 | # Takes database handle, forward/reverse/lookup flag, and optional "tag as selected" indicator (defaults to A)
|
---|
| 3781 | # Returns an arrayref to list of hashrefs perfect for HTML::Template
|
---|
| 3782 | sub getTypelist {
|
---|
| 3783 | my $dbh = shift;
|
---|
| 3784 | my $recgroup = shift;
|
---|
| 3785 | my $type = shift || $reverse_typemap{A};
|
---|
| 3786 |
|
---|
| 3787 | # also accepting $webvar{revrec}!
|
---|
| 3788 | $recgroup = 'f' if $recgroup eq 'n';
|
---|
| 3789 | $recgroup = 'r' if $recgroup eq 'y';
|
---|
| 3790 |
|
---|
| 3791 | my $sql = "SELECT val,name FROM rectypes WHERE ";
|
---|
| 3792 | if ($recgroup eq 'r') {
|
---|
| 3793 | # reverse zone types
|
---|
| 3794 | $sql .= "stdflag=2 OR stdflag=3";
|
---|
| 3795 | } elsif ($recgroup eq 'l') {
|
---|
| 3796 | # DNS lookup types. Note we avoid our custom types >= 65280, since those are entirely internal.
|
---|
| 3797 | $sql .= "(stdflag=1 OR stdflag=2 OR stdflag=3) AND val < 65280";
|
---|
| 3798 | } else {
|
---|
| 3799 | # default; forward zone types. technically $type eq 'f' but not worth the error message.
|
---|
| 3800 | $sql .= "stdflag=1 OR stdflag=2";
|
---|
| 3801 | }
|
---|
| 3802 | $sql .= " ORDER BY listorder";
|
---|
| 3803 |
|
---|
| 3804 | my $sth = $dbh->prepare($sql);
|
---|
| 3805 | $sth->execute;
|
---|
| 3806 | my @typelist;
|
---|
| 3807 | while (my ($rval,$rname) = $sth->fetchrow_array()) {
|
---|
| 3808 | my %row = ( recval => $rval, recname => $rname );
|
---|
| 3809 | $row{tselect} = 1 if $rval == $type;
|
---|
| 3810 | push @typelist, \%row;
|
---|
| 3811 | }
|
---|
| 3812 |
|
---|
| 3813 | # Add SOA on lookups since it's not listed in other dropdowns.
|
---|
| 3814 | if ($recgroup eq 'l') {
|
---|
| 3815 | my %row = ( recval => $reverse_typemap{SOA}, recname => 'SOA' );
|
---|
| 3816 | $row{tselect} = 1 if $reverse_typemap{SOA} == $type;
|
---|
| 3817 | push @typelist, \%row;
|
---|
| 3818 | }
|
---|
| 3819 |
|
---|
| 3820 | return \@typelist;
|
---|
| 3821 | } # end getTypelist()
|
---|
| 3822 |
|
---|
| 3823 |
|
---|
[254] | 3824 | ## DNSDB::parentID()
|
---|
| 3825 | # Get ID of entity that is nearest parent to requested id
|
---|
| 3826 | # Takes a database handle and a hash of entity ID, entity type, optional parent type flag
|
---|
| 3827 | # (domain/reverse zone or group), and optional default/live and forward/reverse flags
|
---|
| 3828 | # Returns the ID or undef on failure
|
---|
| 3829 | sub parentID {
|
---|
[116] | 3830 | my $dbh = shift;
|
---|
| 3831 |
|
---|
[254] | 3832 | my %args = @_;
|
---|
[116] | 3833 |
|
---|
[254] | 3834 | # clean up the parent-type. Set it to group if not set; coerce revzone to domain for simpler logic
|
---|
| 3835 | $args{partype} = 'group' if !$args{partype};
|
---|
| 3836 | $args{partype} = 'domain' if $args{partype} eq 'revzone';
|
---|
[116] | 3837 |
|
---|
[254] | 3838 | # clean up defrec and revrec. default to live record, forward zone
|
---|
| 3839 | $args{defrec} = 'n' if !$args{defrec};
|
---|
| 3840 | $args{revrec} = 'n' if !$args{revrec};
|
---|
[116] | 3841 |
|
---|
[254] | 3842 | if ($par_type{$args{partype}} eq 'domain') {
|
---|
| 3843 | # only live records can have a domain/zone parent
|
---|
| 3844 | return unless ($args{type} eq 'record' && $args{defrec} eq 'n');
|
---|
| 3845 | my $result = $dbh->selectrow_hashref("SELECT ".($args{revrec} eq 'n' ? 'domain_id' : 'rdns_id').
|
---|
| 3846 | " FROM records WHERE record_id = ?",
|
---|
| 3847 | undef, ($args{id}) ) or return;
|
---|
| 3848 | return $result;
|
---|
| 3849 | } else {
|
---|
| 3850 | # snag some arguments that will either fall through or be overwritten to save some code duplication
|
---|
| 3851 | my $tmpid = $args{id};
|
---|
| 3852 | my $type = $args{type};
|
---|
| 3853 | if ($type eq 'record' && $args{defrec} eq 'n') {
|
---|
| 3854 | # Live records go through the records table first.
|
---|
| 3855 | ($tmpid) = $dbh->selectrow_array("SELECT ".($args{revrec} eq 'n' ? 'domain_id' : 'rdns_id').
|
---|
| 3856 | " FROM records WHERE record_id = ?",
|
---|
| 3857 | undef, ($args{id}) ) or return;
|
---|
| 3858 | $type = ($args{revrec} eq 'n' ? 'domain' : 'revzone');
|
---|
| 3859 | }
|
---|
| 3860 | my ($result) = $dbh->selectrow_array("SELECT $par_col{$type} FROM $par_tbl{$type} WHERE $id_col{$type} = ?",
|
---|
| 3861 | undef, ($tmpid) );
|
---|
| 3862 | return $result;
|
---|
| 3863 | }
|
---|
| 3864 | # should be impossible to get here with even remotely sane arguments
|
---|
| 3865 | return;
|
---|
| 3866 | } # end parentID()
|
---|
[116] | 3867 |
|
---|
| 3868 |
|
---|
[117] | 3869 | ## DNSDB::isParent()
|
---|
| 3870 | # Returns true if $id1 is a parent of $id2, false otherwise
|
---|
| 3871 | sub isParent {
|
---|
| 3872 | my $dbh = shift;
|
---|
| 3873 | my $id1 = shift;
|
---|
| 3874 | my $type1 = shift;
|
---|
| 3875 | my $id2 = shift;
|
---|
| 3876 | my $type2 = shift;
|
---|
| 3877 | ##todo: immediate, secondary, full (default)
|
---|
| 3878 |
|
---|
[157] | 3879 | # Return false on invalid types
|
---|
[244] | 3880 | return 0 if !grep /^$type1$/, ('record','defrec','defrevrec','user','domain','revzone','group');
|
---|
| 3881 | return 0 if !grep /^$type2$/, ('record','defrec','defrevrec','user','domain','revzone','group');
|
---|
[157] | 3882 |
|
---|
[117] | 3883 | # Return false on impossible relations
|
---|
| 3884 | return 0 if $type1 eq 'record'; # nothing may be a child of a record
|
---|
| 3885 | return 0 if $type1 eq 'defrec'; # nothing may be a child of a record
|
---|
[244] | 3886 | return 0 if $type1 eq 'defrevrec'; # nothing may be a child of a record
|
---|
[117] | 3887 | return 0 if $type1 eq 'user'; # nothing may be child of a user
|
---|
| 3888 | return 0 if $type1 eq 'domain' && $type2 ne 'record'; # domain may not be a parent of anything other than a record
|
---|
[244] | 3889 | return 0 if $type1 eq 'revzone' && $type2 ne 'record';# reverse zone may not be a parent of anything other than a record
|
---|
[117] | 3890 |
|
---|
[186] | 3891 | # ennnhhhh.... if we're passed an id of 0, it will never be found. usual
|
---|
| 3892 | # case would be the UI creating a new <thing>, and so we don't have an ID for
|
---|
| 3893 | # <thing> to look up yet. in that case the UI should check the parent as well.
|
---|
| 3894 | return 0 if $id1 == 0; # nothing can have a parent id of 0
|
---|
| 3895 | return 1 if $id2 == 0; # anything could have a child id of 0 (or "unknown")
|
---|
| 3896 |
|
---|
[117] | 3897 | # group 1 is the ultimate root parent
|
---|
| 3898 | return 1 if $type1 eq 'group' && $id1 == 1;
|
---|
| 3899 |
|
---|
[155] | 3900 | # groups are always (a) parent of themselves
|
---|
| 3901 | return 1 if $type1 eq 'group' && $type2 eq 'group' && $id1 == $id2;
|
---|
| 3902 |
|
---|
[117] | 3903 | my $id = $id2;
|
---|
| 3904 | my $type = $type2;
|
---|
| 3905 | my $foundparent = 0;
|
---|
[155] | 3906 |
|
---|
[244] | 3907 | # Records are the only entity with two possible parents. We need to split the parent checks on
|
---|
| 3908 | # domain/rdns.
|
---|
| 3909 | if ($type eq 'record') {
|
---|
| 3910 | my ($dom,$rdns) = $dbh->selectrow_array("SELECT domain_id,rdns_id FROM records WHERE record_id=?",
|
---|
| 3911 | undef, ($id));
|
---|
| 3912 | # check immediate parent against request
|
---|
| 3913 | return 1 if $type1 eq 'domain' && $id1 == $dom;
|
---|
| 3914 | return 1 if $type1 eq 'revzone' && $id1 == $rdns;
|
---|
| 3915 | # if request is group, check *both* parents. Only check if the parent is nonzero though.
|
---|
| 3916 | return 1 if $dom && isParent($dbh, $id1, $type1, $dom, 'domain');
|
---|
| 3917 | return 1 if $rdns && isParent($dbh, $id1, $type1, $rdns, 'revzone');
|
---|
| 3918 | # exit here since we've executed the loop below by proxy in the above recursive calls.
|
---|
| 3919 | return 0;
|
---|
| 3920 | }
|
---|
| 3921 |
|
---|
| 3922 | # almost the same loop as getParents() above
|
---|
[186] | 3923 | my $limiter = 0;
|
---|
[117] | 3924 | while (1) {
|
---|
[155] | 3925 | my $sql = "SELECT $par_col{$type} FROM $par_tbl{$type} WHERE $id_col{$type} = ?";
|
---|
[117] | 3926 | my $result = $dbh->selectrow_hashref($sql,
|
---|
[157] | 3927 | undef, ($id) );
|
---|
[186] | 3928 | if (!$result) {
|
---|
| 3929 | $limiter++;
|
---|
[244] | 3930 | ##fixme: how often will this happen on a live site? fail at max limiter <n>?
|
---|
[186] | 3931 | warn "no results looking for $sql with id $id (depth $limiter)\n";
|
---|
| 3932 | last;
|
---|
| 3933 | }
|
---|
[157] | 3934 | if ($result && $result->{$par_col{$type}} == $id1) {
|
---|
[117] | 3935 | $foundparent = 1;
|
---|
| 3936 | last;
|
---|
[157] | 3937 | } else {
|
---|
| 3938 | ##fixme: do we care about trying to return a "no such record/domain/user/group" error?
|
---|
[244] | 3939 | # should be impossible to create an inconsistent DB just with API calls.
|
---|
[157] | 3940 | warn $dbh->errstr." $sql, $id" if $dbh->errstr;
|
---|
[117] | 3941 | }
|
---|
| 3942 | # group 1 is its own parent. need this here more to break strange loops than for detecting a parent
|
---|
| 3943 | last if $result->{$par_col{$type}} == 1;
|
---|
[152] | 3944 | $id = $result->{$par_col{$type}};
|
---|
[117] | 3945 | $type = $par_type{$type};
|
---|
| 3946 | }
|
---|
| 3947 |
|
---|
| 3948 | return $foundparent;
|
---|
| 3949 | } # end isParent()
|
---|
| 3950 |
|
---|
| 3951 |
|
---|
[275] | 3952 | ## DNSDB::zoneStatus()
|
---|
| 3953 | # Returns and optionally sets a zone's status
|
---|
| 3954 | # Takes a database handle, domain/revzone ID, forward/reverse flag, and optionally a status argument
|
---|
| 3955 | # Returns status, or undef on errors.
|
---|
| 3956 | sub zoneStatus {
|
---|
[3] | 3957 | my $dbh = shift;
|
---|
| 3958 | my $id = shift;
|
---|
[275] | 3959 | my $revrec = shift;
|
---|
| 3960 | my $newstatus = shift || 'mu';
|
---|
[3] | 3961 |
|
---|
| 3962 | return undef if $id !~ /^\d+$/;
|
---|
| 3963 |
|
---|
[283] | 3964 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 3965 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 3966 | local $dbh->{AutoCommit} = 0;
|
---|
| 3967 | local $dbh->{RaiseError} = 1;
|
---|
| 3968 |
|
---|
[275] | 3969 | if ($newstatus ne 'mu') {
|
---|
[283] | 3970 | # ooo, fun! let's see what we were passed for status
|
---|
| 3971 | eval {
|
---|
| 3972 | $newstatus = 0 if $newstatus eq 'domoff';
|
---|
| 3973 | $newstatus = 1 if $newstatus eq 'domon';
|
---|
| 3974 | $dbh->do("UPDATE ".($revrec eq 'n' ? 'domains' : 'revzones')." SET status=? WHERE ".
|
---|
[275] | 3975 | ($revrec eq 'n' ? 'domain_id' : 'rdns_id')."=?", undef, ($newstatus,$id) );
|
---|
[283] | 3976 |
|
---|
| 3977 | ##fixme switch to more consise "Enabled <domain"/"Disabled <domain>" as with users?
|
---|
| 3978 | $resultstr = "Changed ".($revrec eq 'n' ? domainName($dbh, $id) : revName($dbh, $id)).
|
---|
| 3979 | " state to ".($newstatus ? 'active' : 'inactive');
|
---|
| 3980 |
|
---|
| 3981 | my %loghash;
|
---|
| 3982 | $loghash{domain_id} = $id if $revrec eq 'n';
|
---|
| 3983 | $loghash{rdns_id} = $id if $revrec eq 'y';
|
---|
| 3984 | $loghash{group_id} = parentID($dbh,
|
---|
| 3985 | (id => $id, type => ($revrec eq 'n' ? 'domain' : 'revzone'), revrec => $revrec) );
|
---|
| 3986 | $loghash{entry} = $resultstr;
|
---|
| 3987 | _log($dbh, %loghash);
|
---|
| 3988 |
|
---|
| 3989 | $dbh->commit;
|
---|
| 3990 | };
|
---|
| 3991 | if ($@) {
|
---|
| 3992 | my $msg = $@;
|
---|
| 3993 | eval { $dbh->rollback; };
|
---|
| 3994 | $resultstr = '';
|
---|
| 3995 | $errstr = $msg;
|
---|
| 3996 | return;
|
---|
| 3997 | }
|
---|
[3] | 3998 | }
|
---|
| 3999 |
|
---|
[275] | 4000 | my ($status) = $dbh->selectrow_array("SELECT status FROM ".
|
---|
| 4001 | ($revrec eq 'n' ? "domains WHERE domain_id=?" : "revzones WHERE rdns_id=?"),
|
---|
| 4002 | undef, ($id) );
|
---|
[3] | 4003 | return $status;
|
---|
[275] | 4004 | } # end zoneStatus()
|
---|
[3] | 4005 |
|
---|
| 4006 |
|
---|
[33] | 4007 | ## DNSDB::importAXFR
|
---|
| 4008 | # Import a domain via AXFR
|
---|
[37] | 4009 | # Takes AXFR host, domain to transfer, group to put the domain in,
|
---|
| 4010 | # and optionally:
|
---|
| 4011 | # - active/inactive state flag (defaults to active)
|
---|
| 4012 | # - overwrite-SOA flag (defaults to off)
|
---|
| 4013 | # - overwrite-NS flag (defaults to off, doesn't affect subdomain NS records)
|
---|
| 4014 | # Returns a status code (OK, WARN, or FAIL) and message - message should be blank
|
---|
| 4015 | # if status is OK, but WARN includes conditions that are not fatal but should
|
---|
| 4016 | # really be reported.
|
---|
[33] | 4017 | sub importAXFR {
|
---|
| 4018 | my $dbh = shift;
|
---|
[35] | 4019 | my $ifrom_in = shift;
|
---|
[301] | 4020 | my $zone = shift;
|
---|
[33] | 4021 | my $group = shift;
|
---|
| 4022 | my $status = shift || 1;
|
---|
| 4023 | my $rwsoa = shift || 0;
|
---|
| 4024 | my $rwns = shift || 0;
|
---|
[301] | 4025 | my $merge = shift || 0; # do we attempt to merge A/AAAA and PTR records whenever possible?
|
---|
| 4026 | # do we overload this with the fixme below?
|
---|
[33] | 4027 | ##fixme: add mode to delete&replace, merge+overwrite, merge new?
|
---|
| 4028 |
|
---|
[37] | 4029 | my $nrecs = 0;
|
---|
| 4030 | my $soaflag = 0;
|
---|
| 4031 | my $nsflag = 0;
|
---|
| 4032 | my $warnmsg = '';
|
---|
| 4033 | my $ifrom;
|
---|
[33] | 4034 |
|
---|
[301] | 4035 | my $rev = 'n';
|
---|
[302] | 4036 | my $code = 'OK';
|
---|
| 4037 | my $msg = 'foobar?';
|
---|
[301] | 4038 |
|
---|
[35] | 4039 | # choke on possible bad setting in ifrom
|
---|
[37] | 4040 | # IPv4 and v6, and valid hostnames!
|
---|
[35] | 4041 | ($ifrom) = ($ifrom_in =~ /^([0-9a-f\:.]+|[0-9a-z_.-]+)$/i);
|
---|
| 4042 | return ('FAIL', "Bad AXFR source host $ifrom")
|
---|
| 4043 | unless ($ifrom) = ($ifrom_in =~ /^([0-9a-f\:.]+|[0-9a-z_.-]+)$/i);
|
---|
| 4044 |
|
---|
[301] | 4045 | my $errmsg;
|
---|
| 4046 |
|
---|
| 4047 | my $zone_id;
|
---|
| 4048 | my $domain_id = 0;
|
---|
| 4049 | my $rdns_id = 0;
|
---|
| 4050 | my $cidr;
|
---|
| 4051 |
|
---|
| 4052 | # magic happens! detect if we're importing a domain or a reverse zone
|
---|
| 4053 | # while we're at it, figure out what the CIDR netblock is (if we got a .arpa)
|
---|
| 4054 | # or what the formal .arpa zone is (if we got a CIDR netblock)
|
---|
| 4055 | # Handles sub-octet v4 zones in the format specified in the Cricket Book, 2nd Ed, p217-218
|
---|
| 4056 |
|
---|
| 4057 | if ($zone =~ m{(?:\.arpa\.?|/\d+)$}) {
|
---|
| 4058 | # we seem to have a reverse zone
|
---|
| 4059 | $rev = 'y';
|
---|
| 4060 |
|
---|
| 4061 | if ($zone =~ /\.arpa\.?$/) {
|
---|
| 4062 | # we have a formal reverse zone. call _zone2cidr and get the CIDR block.
|
---|
| 4063 | ($code,$msg) = _zone2cidr($zone);
|
---|
| 4064 | return ($code, $msg) if $code eq 'FAIL';
|
---|
| 4065 | $cidr = $msg;
|
---|
| 4066 | } elsif ($zone =~ m|^[\d.]+/\d+$|) {
|
---|
| 4067 | # v4 revzone, CIDR netblock
|
---|
| 4068 | $cidr = NetAddr::IP->new($zone) or return ('FAIL',"$zone is not a valid CIDR block");
|
---|
| 4069 | $zone = _ZONE($cidr, 'ZONE.in-addr.arpa', 'r', '.');
|
---|
| 4070 | } elsif ($zone =~ m|^[a-fA-F\d:]+/\d+$|) {
|
---|
| 4071 | # v6 revzone, CIDR netblock
|
---|
| 4072 | $cidr = NetAddr::IP->new($zone) or return ('FAIL',"$zone is not a valid CIDR block");
|
---|
| 4073 | return ('FAIL', "$zone is not a nibble-aligned block") if $cidr->masklen % 4 != 0;
|
---|
| 4074 | $zone = _ZONE($cidr, 'ZONE.ip6.arpa', 'r', '.');
|
---|
| 4075 | } else {
|
---|
| 4076 | # there is. no. else!
|
---|
| 4077 | return ('FAIL', "Unknown zone name format");
|
---|
| 4078 | }
|
---|
| 4079 |
|
---|
| 4080 | # quick check to start to see if we've already got one
|
---|
| 4081 |
|
---|
| 4082 | ($zone_id) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet=?",
|
---|
| 4083 | undef, ("$cidr"));
|
---|
| 4084 | $rdns_id = $zone_id;
|
---|
| 4085 | } else {
|
---|
| 4086 | # default to domain
|
---|
[349] | 4087 | ($zone_id) = $dbh->selectrow_array("SELECT domain_id FROM domains WHERE lower(domain) = lower(?)",
|
---|
[301] | 4088 | undef, ($zone));
|
---|
| 4089 | $domain_id = $zone_id;
|
---|
| 4090 | }
|
---|
| 4091 |
|
---|
| 4092 | return ('FAIL', ($rev eq 'n' ? 'Domain' : 'Reverse zone')." already exists") if $zone_id;
|
---|
| 4093 |
|
---|
[303] | 4094 | # little local utility sub to swap $val and $host for revzone records.
|
---|
| 4095 | sub _revswap {
|
---|
| 4096 | my $rechost = shift;
|
---|
| 4097 | my $recdata = shift;
|
---|
| 4098 |
|
---|
| 4099 | if ($rechost =~ /\.in-addr\.arpa\.?$/) {
|
---|
| 4100 | $rechost =~ s/\.in-addr\.arpa\.?$//;
|
---|
| 4101 | $rechost = join '.', reverse split /\./, $rechost;
|
---|
| 4102 | } else {
|
---|
| 4103 | $rechost =~ s/\.ip6\.arpa\.?$//;
|
---|
| 4104 | my @nibs = reverse split /\./, $rechost;
|
---|
| 4105 | $rechost = '';
|
---|
| 4106 | my $nc;
|
---|
| 4107 | foreach (@nibs) {
|
---|
| 4108 | $rechost.= $_;
|
---|
| 4109 | $rechost .= ":" if ++$nc % 4 == 0 && $nc < 32;
|
---|
| 4110 | }
|
---|
[307] | 4111 | $rechost .= ":" if $nc < 32 && $rechost !~ /\*$/; # close netblock records?
|
---|
| 4112 | ##fixme: there's a case that ends up with a partial entry here:
|
---|
| 4113 | # ip:add:re:ss::
|
---|
| 4114 | # can't reproduce after letting it sit overnight after discovery. :(
|
---|
| 4115 | #print "$rechost\n";
|
---|
[303] | 4116 | # canonicalize with NetAddr::IP
|
---|
| 4117 | $rechost = NetAddr::IP->new($rechost)->addr unless $rechost =~ /\*$/;
|
---|
| 4118 | }
|
---|
| 4119 | return ($recdata,$rechost)
|
---|
| 4120 | }
|
---|
| 4121 |
|
---|
| 4122 |
|
---|
[33] | 4123 | # Allow transactions, and raise an exception on errors so we can catch it later.
|
---|
| 4124 | # Use local to make sure these get "reset" properly on exiting this block
|
---|
| 4125 | local $dbh->{AutoCommit} = 0;
|
---|
| 4126 | local $dbh->{RaiseError} = 1;
|
---|
| 4127 |
|
---|
[301] | 4128 | my $sth;
|
---|
| 4129 | eval {
|
---|
[34] | 4130 |
|
---|
[301] | 4131 | if ($rev eq 'n') {
|
---|
[33] | 4132 | ##fixme: serial
|
---|
[301] | 4133 | $dbh->do("INSERT INTO domains (domain,group_id,status) VALUES (?,?,?)", undef, ($zone,$group,$status) );
|
---|
| 4134 | # get domain id so we can do the records
|
---|
| 4135 | ($zone_id) = $dbh->selectrow_array("SELECT currval('domains_domain_id_seq')");
|
---|
| 4136 | $domain_id = $zone_id;
|
---|
| 4137 | _log($dbh, (group_id => $group, domain_id => $domain_id,
|
---|
| 4138 | entry => "[Added ".($status ? 'active' : 'inactive')." domain $zone via AXFR]") );
|
---|
| 4139 | } else {
|
---|
| 4140 | ##fixme: serial
|
---|
| 4141 | $dbh->do("INSERT INTO revzones (revnet,group_id,status) VALUES (?,?,?)", undef, ($cidr,$group,$status) );
|
---|
| 4142 | # get revzone id so we can do the records
|
---|
| 4143 | ($zone_id) = $dbh->selectrow_array("SELECT currval('revzones_rdns_id_seq')");
|
---|
| 4144 | $rdns_id = $zone_id;
|
---|
| 4145 | _log($dbh, (group_id => $group, rdns_id => $rdns_id,
|
---|
[303] | 4146 | entry => "[Added ".($status ? 'active' : 'inactive')." reverse zone $cidr via AXFR]") );
|
---|
[301] | 4147 | }
|
---|
[33] | 4148 |
|
---|
[35] | 4149 | ## bizarre DBI<->Net::DNS interaction bug:
|
---|
| 4150 | ## sometimes a zone will cause an immediate commit-and-exit (sort of) of the while()
|
---|
[37] | 4151 | ## fixed, apparently I was doing *something* odd, but not certain what it was that
|
---|
| 4152 | ## caused a commit instead of barfing
|
---|
[35] | 4153 |
|
---|
[34] | 4154 | my $res = Net::DNS::Resolver->new;
|
---|
[35] | 4155 | $res->nameservers($ifrom);
|
---|
[301] | 4156 | $res->axfr_start($zone)
|
---|
[35] | 4157 | or die "Couldn't begin AXFR\n";
|
---|
[34] | 4158 |
|
---|
[301] | 4159 | $sth = $dbh->prepare("INSERT INTO records (domain_id,rdns_id,host,type,val,distance,weight,port,ttl)".
|
---|
| 4160 | " VALUES (?,?,?,?,?,?,?,?,?)");
|
---|
| 4161 |
|
---|
[307] | 4162 | # Stash info about sub-octet v4 revzones here so we don't have
|
---|
| 4163 | # to store the CNAMEs used to delegate a suboctet zone
|
---|
| 4164 | # $suboct{zone}{ns}[] -> array of nameservers
|
---|
| 4165 | # $suboct{zone}{cname}[] -> array of extant CNAMEs (Just In Case someone did something bizarre)
|
---|
| 4166 | ## commented pending actual use of this data. for now, we'll just
|
---|
| 4167 | ## auto-(re)create the CNAMEs in revzones on export
|
---|
| 4168 | # my %suboct;
|
---|
| 4169 |
|
---|
[35] | 4170 | while (my $rr = $res->axfr_next()) {
|
---|
[301] | 4171 |
|
---|
| 4172 | my $val;
|
---|
| 4173 | my $distance = 0;
|
---|
| 4174 | my $weight = 0;
|
---|
| 4175 | my $port = 0;
|
---|
[303] | 4176 | my $logfrag = '';
|
---|
[301] | 4177 |
|
---|
[33] | 4178 | my $type = $rr->type;
|
---|
[301] | 4179 | my $host = $rr->name;
|
---|
| 4180 | my $ttl = $rr->ttl;
|
---|
[35] | 4181 |
|
---|
[37] | 4182 | $soaflag = 1 if $type eq 'SOA';
|
---|
| 4183 | $nsflag = 1 if $type eq 'NS';
|
---|
[35] | 4184 |
|
---|
[34] | 4185 | # "Primary" types:
|
---|
| 4186 | # A, NS, CNAME, SOA, PTR(warn in forward), MX, TXT, AAAA, SRV, A6(ob), SPF
|
---|
| 4187 | # maybe KEY
|
---|
| 4188 |
|
---|
[302] | 4189 | # BIND supports:
|
---|
| 4190 | # [standard]
|
---|
| 4191 | # A AAAA CNAME MX NS PTR SOA TXT
|
---|
| 4192 | # [variously experimental, obsolete, or obscure]
|
---|
| 4193 | # HINFO MB(ex) MD(ob) MF(ob) MG(ex) MINFO(ex) MR(ex) NULL WKS AFSDB(ex) ISDN(ex) RP(ex) RT(ex) X25(ex) PX
|
---|
| 4194 | # ... if one can ever find the right magic to format them correctly
|
---|
| 4195 |
|
---|
| 4196 | # Net::DNS supports:
|
---|
| 4197 | # RRSIG SIG NSAP NS NIMLOC NAPTR MX MR MINFO MG MB LOC ISDN IPSECKEY HINFO
|
---|
| 4198 | # EID DNAME CNAME CERT APL AFSDB AAAA A DS NXT NSEC3PARAM NSEC3 NSEC KEY
|
---|
| 4199 | # DNSKEY DLV X25 TXT TSIG TKEY SSHFP SRV SPF SOA RT RP PX PTR NULL APL::AplItem
|
---|
| 4200 |
|
---|
[35] | 4201 | # nasty big ugly case-like thing here, since we have to do *some* different
|
---|
| 4202 | # processing depending on the record. le sigh.
|
---|
| 4203 |
|
---|
[105] | 4204 | ##fixme: what record types other than TXT can/will have >255-byte payloads?
|
---|
| 4205 |
|
---|
[34] | 4206 | if ($type eq 'A') {
|
---|
[301] | 4207 | $val = $rr->address;
|
---|
[34] | 4208 | } elsif ($type eq 'NS') {
|
---|
[37] | 4209 | # hmm. should we warn here if subdomain NS'es are left alone?
|
---|
[301] | 4210 | next if ($rwns && ($rr->name eq $zone));
|
---|
[302] | 4211 | if ($rev eq 'y') {
|
---|
| 4212 | # revzones have records more or less reversed from forward zones.
|
---|
| 4213 | my ($tmpcode,$tmpmsg) = _zone2cidr($host);
|
---|
| 4214 | die "Error converting NS record: $tmpmsg" if $tmpcode eq 'FAIL'; # hmm. may not make sense...
|
---|
| 4215 | $val = "$tmpmsg";
|
---|
| 4216 | $host = $rr->nsdname;
|
---|
[303] | 4217 | $logfrag = "Added record '$val $type $host', TTL $ttl";
|
---|
[307] | 4218 | # Tag and preserve. For now this is commented for a no-op, but we have Ideas for
|
---|
| 4219 | # another custom storage type ("DELEGATE") that will use these subzone-delegation records
|
---|
| 4220 | #if ($val ne "$cidr") {
|
---|
| 4221 | # push @{$suboct{$val}{ns}}, $host;
|
---|
| 4222 | #}
|
---|
[302] | 4223 | } else {
|
---|
| 4224 | $val = $rr->nsdname;
|
---|
| 4225 | }
|
---|
[35] | 4226 | $nsflag = 1;
|
---|
[34] | 4227 | } elsif ($type eq 'CNAME') {
|
---|
[302] | 4228 | if ($rev eq 'y') {
|
---|
[303] | 4229 | # hmm. do we even want to bother with storing these at this level? Sub-octet delegation
|
---|
| 4230 | # by CNAME is essentially a record-publication hack, and we want to just represent the
|
---|
| 4231 | # "true" logical intentions as far down the stack as we can from the UI.
|
---|
| 4232 | ($host,$val) = _revswap($host,$rr->cname);
|
---|
| 4233 | $logfrag = "Added record '$val $type $host', TTL $ttl";
|
---|
[307] | 4234 | # Tag and preserve in case we want to commit them as-is later, but mostly we don't care.
|
---|
| 4235 | # Commented pending actually doing something with possibly new type DELEGATE
|
---|
| 4236 | #my $tmprev = $host;
|
---|
| 4237 | #$tmprev =~ s/^\d+\.//;
|
---|
| 4238 | #($code,$tmprev) = _zone2cidr($tmprev);
|
---|
| 4239 | #push @{$suboct{"$tmprev"}{cname}}, $val;
|
---|
| 4240 | # Silently skip CNAMEs in revzones.
|
---|
| 4241 | next;
|
---|
[302] | 4242 | } else {
|
---|
| 4243 | $val = $rr->cname;
|
---|
| 4244 | }
|
---|
[34] | 4245 | } elsif ($type eq 'SOA') {
|
---|
[37] | 4246 | next if $rwsoa;
|
---|
[307] | 4247 | $host = $rr->rname.":".$rr->mname;
|
---|
[301] | 4248 | $val = $rr->refresh.":".$rr->retry.":".$rr->expire.":".$rr->minimum;
|
---|
[35] | 4249 | $soaflag = 1;
|
---|
[34] | 4250 | } elsif ($type eq 'PTR') {
|
---|
[303] | 4251 | ($host,$val) = _revswap($host,$rr->ptrdname);
|
---|
| 4252 | $logfrag = "Added record '$val $type $host', TTL $ttl";
|
---|
[34] | 4253 | # hmm. PTR records should not be in forward zones.
|
---|
| 4254 | } elsif ($type eq 'MX') {
|
---|
[301] | 4255 | $val = $rr->exchange;
|
---|
| 4256 | $distance = $rr->preference;
|
---|
[34] | 4257 | } elsif ($type eq 'TXT') {
|
---|
| 4258 | ##fixme: Net::DNS docs say this should be deprecated for rdatastr() or char_str_list(),
|
---|
| 4259 | ## but don't really seem enthusiastic about it.
|
---|
[303] | 4260 | #print "should use rdatastr:\n\t".$rr->rdatastr."\n or char_str_list:\n\t".join(' ',$rr->char_str_list())."\n";
|
---|
| 4261 | # rdatastr returns a BIND-targetted logical string, including opening and closing quotes
|
---|
| 4262 | # char_str_list returns a list of the individual string fragments in the record
|
---|
[307] | 4263 | # txtdata returns the more useful all-in-one form (since we want to push such protocol
|
---|
| 4264 | # details as far down the stack as we can)
|
---|
[303] | 4265 | # NB: this may turn out to be more troublesome if we ever have need of >512-byte TXT records.
|
---|
| 4266 | if ($rev eq 'y') {
|
---|
| 4267 | ($host,$val) = _revswap($host,$rr->txtdata);
|
---|
| 4268 | $logfrag = "Added record '$val $type $host', TTL $ttl";
|
---|
| 4269 | } else {
|
---|
| 4270 | $val = $rr->txtdata;
|
---|
| 4271 | }
|
---|
[34] | 4272 | } elsif ($type eq 'SPF') {
|
---|
| 4273 | ##fixme: and the same caveat here, since it is apparently a clone of ::TXT
|
---|
[301] | 4274 | $val = $rr->txtdata;
|
---|
[34] | 4275 | } elsif ($type eq 'AAAA') {
|
---|
[301] | 4276 | $val = $rr->address;
|
---|
[34] | 4277 | } elsif ($type eq 'SRV') {
|
---|
[301] | 4278 | $val = $rr->target;
|
---|
| 4279 | $distance = $rr->priority;
|
---|
| 4280 | $weight = $rr->weight;
|
---|
| 4281 | $port = $rr->port;
|
---|
[34] | 4282 | } elsif ($type eq 'KEY') {
|
---|
[35] | 4283 | # we don't actually know what to do with these...
|
---|
[301] | 4284 | $val = $rr->flags.":".$rr->protocol.":".$rr->algorithm.":".$rr->key.":".$rr->keytag.":".$rr->privatekeyname;
|
---|
[35] | 4285 | } else {
|
---|
[301] | 4286 | $val = $rr->rdatastr;
|
---|
[35] | 4287 | # Finding a different record type is not fatal.... just problematic.
|
---|
[37] | 4288 | # We may not be able to export it correctly.
|
---|
[35] | 4289 | $warnmsg .= "Unusual record ".$rr->name." ($type) found\n";
|
---|
[33] | 4290 | }
|
---|
| 4291 |
|
---|
[303] | 4292 | my $logentry = "[AXFR ".($rev eq 'n' ? $zone : $cidr)."] ";
|
---|
[34] | 4293 |
|
---|
[307] | 4294 | if ($merge) {
|
---|
| 4295 | if ($rev eq 'n') {
|
---|
| 4296 | # importing a domain; we have A and AAAA records that could be merged with matching PTR records
|
---|
| 4297 | my $etype;
|
---|
| 4298 | my ($erdns,$erid,$ettl) = $dbh->selectrow_array("SELECT rdns_id,record_id,ttl FROM records ".
|
---|
| 4299 | "WHERE host=? AND val=? AND type=12",
|
---|
| 4300 | undef, ($host, $val) );
|
---|
| 4301 | if ($erid) {
|
---|
| 4302 | if ($type eq 'A') { # PTR -> A+PTR
|
---|
| 4303 | $etype = 65280;
|
---|
| 4304 | $logentry .= "Merged A record with existing PTR record '$host A+PTR $val', TTL $ettl";
|
---|
| 4305 | }
|
---|
| 4306 | if ($type eq 'AAAA') { # PTR -> AAAA+PTR
|
---|
| 4307 | $etype = 65281;
|
---|
| 4308 | $logentry .= "Merged AAAA record with existing PTR record '$host AAAA+PTR $val', TTL $ettl";
|
---|
| 4309 | }
|
---|
| 4310 | $ettl = ($ettl < $ttl ? $ettl : $ttl); # use lower TTL
|
---|
| 4311 | $dbh->do("UPDATE records SET domain_id=?,ttl=?,type=? WHERE record_id=?", undef,
|
---|
| 4312 | ($domain_id, $ettl, $etype, $erid));
|
---|
| 4313 | $nrecs++;
|
---|
| 4314 | _log($dbh, (group_id => $group, domain_id => $domain_id, rdns_id => $erdns, entry => $logentry) );
|
---|
| 4315 | next; # while axfr_next
|
---|
| 4316 | }
|
---|
| 4317 | } # $rev eq 'n'
|
---|
| 4318 | else {
|
---|
| 4319 | # importing a revzone, we have PTR records that could be merged with matching A/AAAA records
|
---|
| 4320 | my ($domid,$erid,$ettl,$etype) = $dbh->selectrow_array("SELECT domain_id,record_id,ttl,type FROM records ".
|
---|
| 4321 | "WHERE host=? AND val=? AND (type=1 OR type=28)",
|
---|
| 4322 | undef, ($host, $val) );
|
---|
| 4323 | if ($erid) {
|
---|
| 4324 | if ($etype == 1) { # A -> A+PTR
|
---|
| 4325 | $etype = 65280;
|
---|
| 4326 | $logentry .= "Merged PTR record with existing matching A record '$host A+PTR $val', TTL $ettl";
|
---|
| 4327 | }
|
---|
| 4328 | if ($etype == 28) { # AAAA -> AAAA+PTR
|
---|
| 4329 | $etype = 65281;
|
---|
| 4330 | $logentry .= "Merged PTR record with existing matching AAAA record '$host AAAA+PTR $val', TTL $ettl";
|
---|
| 4331 | }
|
---|
| 4332 | $ettl = ($ettl < $ttl ? $ettl : $ttl); # use lower TTL
|
---|
| 4333 | $dbh->do("UPDATE records SET rdns_id=?,ttl=?,type=? WHERE record_id=?", undef,
|
---|
| 4334 | ($rdns_id, $ettl, $etype, $erid));
|
---|
| 4335 | $nrecs++;
|
---|
| 4336 | _log($dbh, (group_id => $group, domain_id => $domid, rdns_id => $rdns_id, entry => $logentry) );
|
---|
| 4337 | next; # while axfr_next
|
---|
| 4338 | }
|
---|
| 4339 | } # $rev eq 'y'
|
---|
| 4340 | } # if $merge
|
---|
[34] | 4341 |
|
---|
[302] | 4342 | # Insert the new record
|
---|
[301] | 4343 | $sth->execute($domain_id, $rdns_id, $host, $reverse_typemap{$type}, $val,
|
---|
| 4344 | $distance, $weight, $port, $ttl);
|
---|
| 4345 |
|
---|
[37] | 4346 | $nrecs++;
|
---|
[34] | 4347 |
|
---|
[301] | 4348 | if ($type eq 'SOA') {
|
---|
| 4349 | # also !$rwsoa, but if that's set, it should be impossible to get here.
|
---|
| 4350 | my @tmp1 = split /:/, $host;
|
---|
| 4351 | my @tmp2 = split /:/, $val;
|
---|
| 4352 | $logentry .= "Added SOA record [contact $tmp1[0]] [master $tmp1[1]] ".
|
---|
| 4353 | "[refresh $tmp2[0]] [retry $tmp2[1]] [expire $tmp2[2]] [minttl $tmp2[3]], TTL $ttl";
|
---|
[303] | 4354 | } elsif ($logfrag) {
|
---|
| 4355 | # special case for log entries we need to meddle with a little.
|
---|
| 4356 | $logentry .= $logfrag;
|
---|
[301] | 4357 | } else {
|
---|
| 4358 | $logentry .= "Added record '$host $type";
|
---|
| 4359 | $logentry .= " [distance $distance]" if $type eq 'MX';
|
---|
| 4360 | $logentry .= " [priority $distance] [weight $weight] [port $port]" if $type eq 'SRV';
|
---|
| 4361 | $logentry .= " $val', TTL $ttl";
|
---|
| 4362 | }
|
---|
| 4363 | _log($dbh, (group_id => $group, domain_id => $domain_id, rdns_id => $rdns_id, entry => $logentry) );
|
---|
| 4364 |
|
---|
[37] | 4365 | } # while axfr_next
|
---|
| 4366 |
|
---|
[307] | 4367 | # Detect and handle delegated subzones
|
---|
| 4368 | # Placeholder for when we decide what to actually do with this, see previous comments in NS and CNAME handling.
|
---|
| 4369 | #foreach (keys %suboct) {
|
---|
| 4370 | # print "found ".($suboct{$_}{ns} ? @{$suboct{$_}{ns}} : '0')." NS records and ".
|
---|
| 4371 | # ($suboct{$_}{cname} ? @{$suboct{$_}{cname}} : '0')." CNAMEs for $_\n";
|
---|
| 4372 | #}
|
---|
| 4373 |
|
---|
[37] | 4374 | # Overwrite SOA record
|
---|
| 4375 | if ($rwsoa) {
|
---|
| 4376 | $soaflag = 1;
|
---|
| 4377 | my $sthgetsoa = $dbh->prepare("SELECT host,val,ttl FROM default_records WHERE group_id=? AND type=?");
|
---|
| 4378 | my $sthputsoa = $dbh->prepare("INSERT INTO records (domain_id,host,type,val,ttl) VALUES (?,?,?,?,?)");
|
---|
| 4379 | $sthgetsoa->execute($group,$reverse_typemap{SOA});
|
---|
| 4380 | while (my ($host,$val,$ttl) = $sthgetsoa->fetchrow_array()) {
|
---|
[301] | 4381 | $host =~ s/DOMAIN/$zone/g;
|
---|
| 4382 | $val =~ s/DOMAIN/$zone/g;
|
---|
| 4383 | $sthputsoa->execute($zone_id,$host,$reverse_typemap{SOA},$val,$ttl);
|
---|
[34] | 4384 | }
|
---|
[37] | 4385 | }
|
---|
[34] | 4386 |
|
---|
[37] | 4387 | # Overwrite NS records
|
---|
| 4388 | if ($rwns) {
|
---|
| 4389 | $nsflag = 1;
|
---|
| 4390 | my $sthgetns = $dbh->prepare("SELECT host,val,ttl FROM default_records WHERE group_id=? AND type=?");
|
---|
| 4391 | my $sthputns = $dbh->prepare("INSERT INTO records (domain_id,host,type,val,ttl) VALUES (?,?,?,?,?)");
|
---|
| 4392 | $sthgetns->execute($group,$reverse_typemap{NS});
|
---|
| 4393 | while (my ($host,$val,$ttl) = $sthgetns->fetchrow_array()) {
|
---|
[301] | 4394 | $host =~ s/DOMAIN/$zone/g;
|
---|
| 4395 | $val =~ s/DOMAIN/$zone/g;
|
---|
| 4396 | $sthputns->execute($zone_id,$host,$reverse_typemap{NS},$val,$ttl);
|
---|
[37] | 4397 | }
|
---|
| 4398 | }
|
---|
[34] | 4399 |
|
---|
[35] | 4400 | die "No records found; either $ifrom is not authoritative or doesn't allow transfers\n" if !$nrecs;
|
---|
| 4401 | die "Bad zone: No SOA record!\n" if !$soaflag;
|
---|
| 4402 | die "Bad zone: No NS records!\n" if !$nsflag;
|
---|
| 4403 |
|
---|
[37] | 4404 | $dbh->commit;
|
---|
[35] | 4405 |
|
---|
[33] | 4406 | };
|
---|
| 4407 |
|
---|
| 4408 | if ($@) {
|
---|
| 4409 | my $msg = $@;
|
---|
| 4410 | eval { $dbh->rollback; };
|
---|
[34] | 4411 | return ('FAIL',$msg." $warnmsg");
|
---|
[33] | 4412 | } else {
|
---|
[35] | 4413 | return ('WARN', $warnmsg) if $warnmsg;
|
---|
[91] | 4414 | return ('OK',"Imported OK");
|
---|
[33] | 4415 | }
|
---|
| 4416 |
|
---|
[37] | 4417 | # it should be impossible to get here.
|
---|
[34] | 4418 | return ('WARN',"OOOK!");
|
---|
[33] | 4419 | } # end importAXFR()
|
---|
| 4420 |
|
---|
| 4421 |
|
---|
[302] | 4422 | ## DNSDB::importBIND()
|
---|
| 4423 | sub importBIND {
|
---|
| 4424 | } # end importBIND()
|
---|
| 4425 |
|
---|
| 4426 |
|
---|
| 4427 | ## DNSDB::import_tinydns()
|
---|
| 4428 | sub import_tinydns {
|
---|
| 4429 | } # end import_tinydns()
|
---|
| 4430 |
|
---|
| 4431 |
|
---|
[103] | 4432 | ## DNSDB::export()
|
---|
| 4433 | # Export the DNS database, or a part of it
|
---|
| 4434 | # Takes database handle, export type, optional arguments depending on type
|
---|
| 4435 | # Writes zone data to targets as appropriate for type
|
---|
| 4436 | sub export {
|
---|
| 4437 | my $dbh = shift;
|
---|
| 4438 | my $target = shift;
|
---|
| 4439 |
|
---|
| 4440 | if ($target eq 'tiny') {
|
---|
| 4441 | __export_tiny($dbh,@_);
|
---|
| 4442 | }
|
---|
| 4443 | # elsif ($target eq 'foo') {
|
---|
| 4444 | # __export_foo($dbh,@_);
|
---|
| 4445 | #}
|
---|
| 4446 | # etc
|
---|
| 4447 |
|
---|
| 4448 | } # end export()
|
---|
| 4449 |
|
---|
| 4450 |
|
---|
| 4451 | ## DNSDB::__export_tiny
|
---|
| 4452 | # Internal sub to implement tinyDNS (compatible) export
|
---|
| 4453 | # Takes database handle, filehandle to write export to, optional argument(s)
|
---|
| 4454 | # to determine which data gets exported
|
---|
| 4455 | sub __export_tiny {
|
---|
| 4456 | my $dbh = shift;
|
---|
| 4457 | my $datafile = shift;
|
---|
| 4458 |
|
---|
| 4459 | ##fixme: slurp up further options to specify particular zone(s) to export
|
---|
| 4460 |
|
---|
| 4461 | ##fixme: fail if $datafile isn't an open, writable file
|
---|
| 4462 |
|
---|
| 4463 | # easy case - export all evarything
|
---|
| 4464 | # not-so-easy case - export item(s) specified
|
---|
| 4465 | # todo: figure out what kind of list we use to export items
|
---|
| 4466 |
|
---|
[329] | 4467 | # raw packet in unknown format: first byte indicates length
|
---|
| 4468 | # of remaining data, allows up to 255 raw bytes
|
---|
| 4469 |
|
---|
[372] | 4470 | # Locations/views - worth including in the caching setup?
|
---|
| 4471 | my $lochash = $dbh->selectall_hashref("SELECT location,iplist FROM locations", 'location');
|
---|
| 4472 | foreach my $location (keys %$lochash) {
|
---|
[375] | 4473 | foreach my $ipprefix (split /[,\s]+/, $lochash->{$location}{iplist}) {
|
---|
| 4474 | $ipprefix =~ s/\s+//g;
|
---|
[372] | 4475 | print $datafile "%$location:$ipprefix\n";
|
---|
| 4476 | }
|
---|
| 4477 | print $datafile "%$location\n" if !$lochash->{$location}{iplist};
|
---|
| 4478 | }
|
---|
| 4479 |
|
---|
[329] | 4480 | # tracking hash so we don't double-export A+PTR or AAAA+PTR records.
|
---|
| 4481 | my %recflags;
|
---|
| 4482 |
|
---|
[368] | 4483 | my $domsth = $dbh->prepare("SELECT domain_id,domain,status,changed FROM domains WHERE status=1");
|
---|
[372] | 4484 | my $recsth = $dbh->prepare("SELECT host,type,val,distance,weight,port,ttl,record_id,location ".
|
---|
[368] | 4485 | "FROM records WHERE domain_id=? AND type < 65280"); # Just exclude all types relating to rDNS
|
---|
[372] | 4486 | my $zonesth = $dbh->prepare("UPDATE domains SET changed='n' WHERE domain_id=?");
|
---|
[103] | 4487 | $domsth->execute();
|
---|
[368] | 4488 | while (my ($domid,$dom,$domstat,$changed) = $domsth->fetchrow_array) {
|
---|
| 4489 | ##fixme: need to find a way to block opening symlinked files without introducing a race.
|
---|
| 4490 | # O_NOFOLLOW
|
---|
| 4491 | # If pathname is a symbolic link, then the open fails. This is a FreeBSD extension, which was
|
---|
| 4492 | # added to Linux in version 2.1.126. Symbolic links in earlier components of the pathname will
|
---|
| 4493 | # still be followed.
|
---|
| 4494 | # but that doesn't help other platforms. :/
|
---|
| 4495 | sysopen(ZONECACHE, "$config{exportcache}/$dom", O_RDWR|O_CREAT);
|
---|
| 4496 | flock(ZONECACHE, LOCK_EX);
|
---|
| 4497 | if ($changed || -s "$config{exportcache}/$dom" == 0) {
|
---|
| 4498 | $recsth->execute($domid);
|
---|
[372] | 4499 | while (my ($host,$type,$val,$dist,$weight,$port,$ttl,$recid,$loc) = $recsth->fetchrow_array) {
|
---|
[368] | 4500 | next if $recflags{$recid};
|
---|
[108] | 4501 |
|
---|
[372] | 4502 | $loc = '' if !$loc; # de-nullify - just in case
|
---|
| 4503 | ##fixme: handle case of record-with-location-that-doesn't-exist better.
|
---|
| 4504 | # note this currently fails safe (tested) - records with a location that
|
---|
| 4505 | # doesn't exist will not be sent to any client
|
---|
| 4506 | # $loc = '' if !$lochash->{$loc};
|
---|
| 4507 |
|
---|
[108] | 4508 | ##fixme: record validity timestamp. tinydns supports fiddling with timestamps.
|
---|
| 4509 | # note $ttl must be set to 0 if we want to use tinydns's auto-expiring timestamps.
|
---|
| 4510 | # timestamps are TAI64
|
---|
| 4511 | # ~~ 2^62 + time()
|
---|
[368] | 4512 | my $stamp = '';
|
---|
[108] | 4513 |
|
---|
[368] | 4514 | # support tinydns' auto-TTL
|
---|
| 4515 | $ttl = '' if $ttl == '0';
|
---|
[367] | 4516 |
|
---|
[368] | 4517 | _printrec_tiny($datafile, 'n', \%recflags,
|
---|
| 4518 | $dom, $host, $type, $val, $dist, $weight, $port, $ttl, $loc, $stamp);
|
---|
[103] | 4519 |
|
---|
[368] | 4520 | _printrec_tiny(*ZONECACHE, 'n', \%recflags,
|
---|
| 4521 | $dom, $host, $type, $val, $dist, $weight, $port, $ttl, $loc, $stamp)
|
---|
| 4522 | if *ZONECACHE;
|
---|
| 4523 | # in case the zone shrunk, get rid of garbage at the end of the file.
|
---|
| 4524 | truncate(ZONECACHE, tell(ZONECACHE));
|
---|
| 4525 |
|
---|
| 4526 | $recflags{$recid} = 1;
|
---|
| 4527 | } # while ($recsth)
|
---|
| 4528 | } else {
|
---|
| 4529 | # domain not changed, stream from cache
|
---|
| 4530 | print $datafile $_ while <ZONECACHE>;
|
---|
| 4531 | }
|
---|
| 4532 | close ZONECACHE;
|
---|
| 4533 | # mark domain as unmodified
|
---|
| 4534 | $zonesth->execute($domid);
|
---|
[329] | 4535 | } # while ($domsth)
|
---|
| 4536 |
|
---|
[368] | 4537 | my $revsth = $dbh->prepare("SELECT rdns_id,revnet,status,changed FROM revzones WHERE status=1 ".
|
---|
[337] | 4538 | "ORDER BY masklen(revnet) DESC");
|
---|
[372] | 4539 |
|
---|
[344] | 4540 | # For reasons unknown, we can't sanely UNION these statements. Feh.
|
---|
| 4541 | # Supposedly it should work though (note last 3 lines):
|
---|
| 4542 | ## PG manual
|
---|
| 4543 | #UNION Clause
|
---|
| 4544 | #
|
---|
| 4545 | #The UNION clause has this general form:
|
---|
| 4546 | #
|
---|
| 4547 | # select_statement UNION [ ALL ] select_statement
|
---|
| 4548 | #
|
---|
| 4549 | #select_statement is any SELECT statement without an ORDER BY, LIMIT, FOR UPDATE, or FOR SHARE clause. (ORDER BY
|
---|
| 4550 | #and LIMIT can be attached to a subexpression if it is enclosed in parentheses. Without parentheses, these
|
---|
| 4551 | #clauses will be taken to apply to the result of the UNION, not to its right-hand input expression.)
|
---|
[372] | 4552 | my $soasth = $dbh->prepare("SELECT host,type,val,distance,weight,port,ttl,record_id,location ".
|
---|
[344] | 4553 | "FROM records WHERE rdns_id=? AND type=6");
|
---|
[372] | 4554 | $recsth = $dbh->prepare("SELECT host,type,val,distance,weight,port,ttl,record_id,location ".
|
---|
[337] | 4555 | "FROM records WHERE rdns_id=? AND not type=6 ".
|
---|
[344] | 4556 | "ORDER BY masklen(CAST(val AS inet)) DESC, CAST(val AS inet)");
|
---|
[372] | 4557 | $zonesth = $dbh->prepare("UPDATE revzones SET changed='n' WHERE rdns_id=?");
|
---|
[329] | 4558 | $revsth->execute();
|
---|
[368] | 4559 | while (my ($revid,$revzone,$revstat,$changed) = $revsth->fetchrow_array) {
|
---|
| 4560 | ##fixme: need to find a way to block opening symlinked files without introducing a race.
|
---|
| 4561 | # O_NOFOLLOW
|
---|
| 4562 | # If pathname is a symbolic link, then the open fails. This is a FreeBSD extension, which was
|
---|
| 4563 | # added to Linux in version 2.1.126. Symbolic links in earlier components of the pathname will
|
---|
| 4564 | # still be followed.
|
---|
| 4565 | # but that doesn't help other platforms. :/
|
---|
| 4566 | my $tmpzone = NetAddr::IP->new($revzone);
|
---|
| 4567 | sysopen(ZONECACHE, "$config{exportcache}/".$tmpzone->network->addr, O_RDWR|O_CREAT);
|
---|
| 4568 | flock(ZONECACHE, LOCK_EX);
|
---|
| 4569 | if ($changed || -s "$config{exportcache}/".$tmpzone->network->addr == 0) {
|
---|
| 4570 | # need to fetch this separately since the rest of the records all (should) have real IPs in val
|
---|
| 4571 | $soasth->execute($revid);
|
---|
| 4572 | my (@zsoa) = $soasth->fetchrow_array();
|
---|
| 4573 | _printrec_tiny($datafile,'y',\%recflags,$revzone,
|
---|
[372] | 4574 | $zsoa[0],$zsoa[1],$zsoa[2],$zsoa[3],$zsoa[4],$zsoa[5],$zsoa[6],$zsoa[8],'');
|
---|
[344] | 4575 |
|
---|
[368] | 4576 | $recsth->execute($revid);
|
---|
[372] | 4577 | while (my ($host,$type,$val,$dist,$weight,$port,$ttl,$recid,$loc) = $recsth->fetchrow_array) {
|
---|
[368] | 4578 | next if $recflags{$recid};
|
---|
[329] | 4579 |
|
---|
[372] | 4580 | $loc = '' if !$loc; # de-nullify - just in case
|
---|
| 4581 | ##fixme: handle case of record-with-location-that-doesn't-exist better.
|
---|
| 4582 | # note this currently fails safe (tested) - records with a location that
|
---|
| 4583 | # doesn't exist will not be sent to any client
|
---|
| 4584 | # $loc = '' if !$lochash->{$loc};
|
---|
| 4585 |
|
---|
[329] | 4586 | ##fixme: record validity timestamp. tinydns supports fiddling with timestamps.
|
---|
| 4587 | # note $ttl must be set to 0 if we want to use tinydns's auto-expiring timestamps.
|
---|
| 4588 | # timestamps are TAI64
|
---|
| 4589 | # ~~ 2^62 + time()
|
---|
[368] | 4590 | my $stamp = '';
|
---|
[329] | 4591 |
|
---|
[368] | 4592 | # support tinydns' auto-TTL
|
---|
| 4593 | $ttl = '' if $ttl == '0';
|
---|
[367] | 4594 |
|
---|
[368] | 4595 | _printrec_tiny($datafile, 'y', \%recflags, $revzone,
|
---|
| 4596 | $host, $type, $val, $dist, $weight, $port, $ttl, $loc, $stamp);
|
---|
| 4597 | _printrec_tiny(*ZONECACHE, 'y', \%recflags, $revzone,
|
---|
| 4598 | $host, $type, $val, $dist, $weight, $port, $ttl, $loc, $stamp)
|
---|
| 4599 | if *ZONECACHE;
|
---|
| 4600 | # in case the zone shrunk, get rid of garbage at the end of the file.
|
---|
| 4601 | truncate(ZONECACHE, tell(ZONECACHE));
|
---|
[329] | 4602 |
|
---|
[368] | 4603 | $recflags{$recid} = 1;
|
---|
| 4604 | } # while ($recsth)
|
---|
| 4605 | } else {
|
---|
| 4606 | # zone not changed, stream from cache
|
---|
| 4607 | print $datafile $_ while <ZONECACHE>;
|
---|
| 4608 | }
|
---|
| 4609 | close ZONECACHE;
|
---|
| 4610 | # mark domain as unmodified
|
---|
| 4611 | $zonesth->execute($revid);
|
---|
[329] | 4612 | } # while ($domsth)
|
---|
| 4613 |
|
---|
| 4614 | } # end __export_tiny()
|
---|
| 4615 |
|
---|
| 4616 |
|
---|
| 4617 | # Utility sub for __export_tiny above
|
---|
| 4618 | sub _printrec_tiny {
|
---|
| 4619 | my ($datafile,$revrec,$recflags,$zone,$host,$type,$val,$dist,$weight,$port,$ttl,$loc,$stamp) = @_;
|
---|
| 4620 |
|
---|
| 4621 | ## Convert a bare number into an octal-coded pair of octets.
|
---|
| 4622 | # Take optional arg to indicate a decimal or hex input. Defaults to hex.
|
---|
| 4623 | sub octalize {
|
---|
| 4624 | my $tmp = shift;
|
---|
| 4625 | my $srctype = shift || 'h'; # default assumes hex string
|
---|
| 4626 | $tmp = sprintf "%0.4x", hex($tmp) if $srctype eq 'h'; # 0-pad hex to 4 digits
|
---|
| 4627 | $tmp = sprintf "%0.4x", $tmp if $srctype eq 'd'; # 0-pad decimal to 4 hex digits
|
---|
| 4628 | my @o = ($tmp =~ /^(..)(..)$/); # split into octets
|
---|
| 4629 | return sprintf "\\%0.3o\\%0.3o", hex($o[0]), hex($o[1]);;
|
---|
| 4630 | }
|
---|
| 4631 |
|
---|
[339] | 4632 | ## WARNING: This works to export even the whole Internet's worth of IP space...
|
---|
| 4633 | ## if you have the disk/RAM to handle the dataset, and you call this sub based on /16-sized chunks
|
---|
| 4634 | ## A /16 took ~3 seconds with a handful of separate records; adding a /8 pushed export time out to ~13m:40s
|
---|
| 4635 | ## 0/0 is estimated to take ~54 hours and ~256G of disk
|
---|
| 4636 | ## RAM usage depends on how many non-template entries you have in the set.
|
---|
| 4637 | ## This should probably be done on record addition rather than export; large blocks may need to be done in a
|
---|
| 4638 | ## forked process
|
---|
| 4639 | sub __publish_subnet {
|
---|
| 4640 | my $sub = shift;
|
---|
| 4641 | my $recflags = shift;
|
---|
| 4642 | my $hpat = shift;
|
---|
| 4643 | my $fh = shift;
|
---|
| 4644 | my $ttl = shift;
|
---|
| 4645 | my $stamp = shift;
|
---|
| 4646 | my $loc = shift;
|
---|
| 4647 | my $ptronly = shift || 0;
|
---|
| 4648 |
|
---|
| 4649 | my $iplist = $sub->splitref(32);
|
---|
| 4650 | foreach (@$iplist) {
|
---|
| 4651 | my $ip = $_->addr;
|
---|
| 4652 | # make as if we split the non-octet-aligned block into octet-aligned blocks as with SOA
|
---|
| 4653 | next if $ip =~ /\.(0|255)$/;
|
---|
| 4654 | next if $$recflags{$ip};
|
---|
| 4655 | $$recflags{$ip}++;
|
---|
| 4656 | my $rec = $hpat; # start fresh with the template for each IP
|
---|
| 4657 | _template4_expand(\$rec, $ip);
|
---|
| 4658 | print $fh ($ptronly ? "^"._ZONE($_, 'ZONE.in-addr.arpa', 'r', '.').":$rec" : "=$rec:$ip").
|
---|
| 4659 | ":$ttl:$stamp:$loc\n";
|
---|
| 4660 | }
|
---|
| 4661 | }
|
---|
| 4662 |
|
---|
[103] | 4663 | ##fixme? append . to all host/val hostnames
|
---|
| 4664 | if ($typemap{$type} eq 'SOA') {
|
---|
| 4665 |
|
---|
| 4666 | # host contains pri-ns:responsible
|
---|
| 4667 | # val is abused to contain refresh:retry:expire:minttl
|
---|
| 4668 | ##fixme: "manual" serial vs tinydns-autoserial
|
---|
[202] | 4669 | # let's be explicit about abusing $host and $val
|
---|
| 4670 | my ($email, $primary) = (split /:/, $host)[0,1];
|
---|
| 4671 | my ($refresh, $retry, $expire, $min_ttl) = (split /:/, $val)[0,1,2,3];
|
---|
[330] | 4672 | if ($revrec eq 'y') {
|
---|
[337] | 4673 | ##fixme: have to publish SOA records for each v4 /24 in sub-/16, and each /16 in sub-/8
|
---|
| 4674 | # what about v6?
|
---|
| 4675 | # -> only need SOA for local chunks offset from reverse delegation boundaries, so v6 is fine
|
---|
[330] | 4676 | $zone = NetAddr::IP->new($zone);
|
---|
[337] | 4677 | # handle split-n-multiply SOA for off-octet (8 < mask < 16) or (16 < mask < 24) v4 zones
|
---|
| 4678 | if (!$zone->{isv6} && ($zone->masklen < 24) && ($zone->masklen % 8 != 0)) {
|
---|
| 4679 | foreach my $szone ($zone->split($zone->masklen + (8 - $zone->masklen % 8))) {
|
---|
| 4680 | $szone = _ZONE($szone, 'ZONE.in-addr.arpa', 'r', '.');
|
---|
| 4681 | print $datafile "Z$szone:$primary:$email"."::$refresh:$retry:$expire:$min_ttl:$ttl:$stamp:$loc\n";
|
---|
| 4682 | }
|
---|
| 4683 | return; # skips "default" bits just below
|
---|
| 4684 | }
|
---|
[330] | 4685 | $zone = _ZONE($zone, 'ZONE', 'r', '.').($zone->{isv6} ? '.ip6.arpa' : '.in-addr.arpa');
|
---|
| 4686 | }
|
---|
[329] | 4687 | print $datafile "Z$zone:$primary:$email"."::$refresh:$retry:$expire:$min_ttl:$ttl:$stamp:$loc\n";
|
---|
[103] | 4688 |
|
---|
| 4689 | } elsif ($typemap{$type} eq 'A') {
|
---|
| 4690 |
|
---|
[108] | 4691 | print $datafile "+$host:$val:$ttl:$stamp:$loc\n";
|
---|
[103] | 4692 |
|
---|
| 4693 | } elsif ($typemap{$type} eq 'NS') {
|
---|
| 4694 |
|
---|
[330] | 4695 | if ($revrec eq 'y') {
|
---|
| 4696 | $val = NetAddr::IP->new($val);
|
---|
[345] | 4697 | # handle split-n-multiply SOA for off-octet (8 < mask < 16) or (16 < mask < 24) v4 zones
|
---|
| 4698 | if (!$val->{isv6} && ($val->masklen < 24) && ($val->masklen % 8 != 0)) {
|
---|
[346] | 4699 | foreach my $szone ($val->split($val->masklen + (8 - $val->masklen % 8))) {
|
---|
[345] | 4700 | my $szone2 = _ZONE($szone, 'ZONE.in-addr.arpa', 'r', '.');
|
---|
[346] | 4701 | next if $$recflags{$szone2} && $$recflags{$szone2} > $val->masklen;
|
---|
[345] | 4702 | print $datafile "\&$szone2"."::$host:$ttl:$stamp:$loc\n";
|
---|
[346] | 4703 | $$recflags{$szone2} = $val->masklen;
|
---|
[345] | 4704 | }
|
---|
[346] | 4705 | } elsif ($val->{isv6} && ($val->masklen < 64) && ($val->masklen % 4 !=0)) {
|
---|
| 4706 | foreach my $szone ($val->split($val->masklen + (4 - $val->masklen % 4))) {
|
---|
| 4707 | my $szone2 = _ZONE($szone, 'ZONE.ip6.arpa', 'r', '.');
|
---|
| 4708 | next if $$recflags{$szone2} && $$recflags{$szone2} > $val->masklen;
|
---|
| 4709 | print $datafile "\&$szone2"."::$host:$ttl:$stamp:$loc\n";
|
---|
| 4710 | $$recflags{$szone2} = $val->masklen;
|
---|
| 4711 | }
|
---|
| 4712 | } else {
|
---|
| 4713 | my $val2 = _ZONE($val, 'ZONE', 'r', '.').($val->{isv6} ? '.ip6.arpa' : '.in-addr.arpa');
|
---|
| 4714 | print $datafile "\&$val2"."::$host:$ttl:$stamp:$loc\n";
|
---|
| 4715 | $$recflags{$val2} = $val->masklen;
|
---|
[345] | 4716 | }
|
---|
[330] | 4717 | } else {
|
---|
| 4718 | print $datafile "\&$host"."::$val:$ttl:$stamp:$loc\n";
|
---|
| 4719 | }
|
---|
[103] | 4720 |
|
---|
| 4721 | } elsif ($typemap{$type} eq 'AAAA') {
|
---|
| 4722 |
|
---|
| 4723 | print $datafile ":$host:28:";
|
---|
| 4724 | my $altgrp = 0;
|
---|
| 4725 | my @altconv;
|
---|
[108] | 4726 | # Split in to up to 8 groups of hex digits (allows for IPv6 :: 0-collapsing)
|
---|
[103] | 4727 | foreach (split /:/, $val) {
|
---|
| 4728 | if (/^$/) {
|
---|
| 4729 | # flag blank entry; this is a series of 0's of (currently) unknown length
|
---|
| 4730 | $altconv[$altgrp++] = 's';
|
---|
| 4731 | } else {
|
---|
| 4732 | # call sub to convert 1-4 hex digits to 2 string-rep octal bytes
|
---|
| 4733 | $altconv[$altgrp++] = octalize($_)
|
---|
| 4734 | }
|
---|
| 4735 | }
|
---|
| 4736 | foreach my $octet (@altconv) {
|
---|
| 4737 | # if not 's', output
|
---|
| 4738 | print $datafile $octet unless $octet =~ /^s$/;
|
---|
| 4739 | # if 's', output (9-array length)x literal '\000\000'
|
---|
| 4740 | print $datafile '\000\000'x(9-$altgrp) if $octet =~ /^s$/;
|
---|
| 4741 | }
|
---|
[108] | 4742 | print $datafile ":$ttl:$stamp:$loc\n";
|
---|
[103] | 4743 |
|
---|
| 4744 | } elsif ($typemap{$type} eq 'MX') {
|
---|
| 4745 |
|
---|
[108] | 4746 | print $datafile "\@$host"."::$val:$dist:$ttl:$stamp:$loc\n";
|
---|
[103] | 4747 |
|
---|
| 4748 | } elsif ($typemap{$type} eq 'TXT') {
|
---|
| 4749 |
|
---|
| 4750 | ##fixme: split v-e-r-y long TXT strings? will need to do so for BIND export, at least
|
---|
[350] | 4751 | if ($revrec eq 'n') {
|
---|
| 4752 | $val =~ s/:/\\072/g; # may need to replace other symbols
|
---|
| 4753 | print $datafile "'$host:$val:$ttl:$stamp:$loc\n";
|
---|
| 4754 | } else {
|
---|
| 4755 | $host =~ s/:/\\072/g; # may need to replace other symbols
|
---|
| 4756 | my $val2 = NetAddr::IP->new($val);
|
---|
| 4757 | print $datafile "'"._ZONE($val2, 'ZONE', 'r', '.').($val2->{isv6} ? '.ip6.arpa' : '.in-addr.arpa').
|
---|
| 4758 | ":$host:$ttl:$stamp:$loc\n";
|
---|
| 4759 | }
|
---|
[103] | 4760 |
|
---|
| 4761 | # by-hand TXT
|
---|
| 4762 | #:deepnet.cx:16:2v\075spf1\040a\040a\072bacon.deepnet.cx\040a\072home.deepnet.cx\040-all:3600
|
---|
| 4763 | #@ IN TXT "v=spf1 a a:bacon.deepnet.cx a:home.deepnet.cx -all"
|
---|
| 4764 | #'deepnet.cx:v=spf1 a a\072bacon.deepnet.cx a\072home.deepnet.cx -all:3600
|
---|
| 4765 |
|
---|
| 4766 | #txttest IN TXT "v=foo bar:bob kn;ob' \" !@#$%^&*()-=_+[]{}<>?"
|
---|
| 4767 | #:txttest.deepnet.cx:16:\054v\075foo\040bar\072bob\040kn\073ob\047\040\042\040\041\100\043\044\045\136\046\052\050\051-\075\137\053\133\135\173\175\074\076\077:3600
|
---|
| 4768 |
|
---|
| 4769 | # very long TXT record as brought in by axfr-get
|
---|
| 4770 | # note tinydns does not support >512-byte RR data, need axfr-dns (for TCP support) for that
|
---|
| 4771 | # also note, tinydns does not seem to support <512, >256-byte RRdata from axfr-get either. :/
|
---|
| 4772 | #:longtxt.deepnet.cx:16:
|
---|
| 4773 | #\170this is a very long txt record. it is really long. long. very long. really very long. this is a very long txt record.
|
---|
| 4774 | #\263 it is really long. long. very long. really very long. this is a very long txt record. it is really long. long. very long. really very long. this is a very long txt record.
|
---|
| 4775 | #\351 it is really long. long. very long. really very long.this is a very long txt record. it is really long. long. very long. really very long. this is a very long txt record. it is really long. long. very long. really very long.
|
---|
| 4776 | #:3600
|
---|
| 4777 |
|
---|
| 4778 | } elsif ($typemap{$type} eq 'CNAME') {
|
---|
| 4779 |
|
---|
[372] | 4780 | if ($revrec eq 'n') {
|
---|
| 4781 | print $datafile "C$host:$val:$ttl:$stamp:$loc\n";
|
---|
| 4782 | } else {
|
---|
| 4783 | my $val2 = NetAddr::IP->new($val);
|
---|
| 4784 | print $datafile "C"._ZONE($val2, 'ZONE', 'r', '.').($val2->{isv6} ? '.ip6.arpa' : '.in-addr.arpa').
|
---|
| 4785 | ":$host:$ttl:$stamp:$loc\n";
|
---|
| 4786 | }
|
---|
[103] | 4787 |
|
---|
| 4788 | } elsif ($typemap{$type} eq 'SRV') {
|
---|
| 4789 |
|
---|
| 4790 | # data is two-byte values for priority, weight, port, in that order,
|
---|
| 4791 | # followed by length/string data
|
---|
| 4792 |
|
---|
| 4793 | print $datafile ":$host:33:".octalize($dist,'d').octalize($weight,'d').octalize($port,'d');
|
---|
| 4794 |
|
---|
| 4795 | $val .= '.' if $val !~ /\.$/;
|
---|
| 4796 | foreach (split /\./, $val) {
|
---|
| 4797 | printf $datafile "\\%0.3o%s", length($_), $_;
|
---|
| 4798 | }
|
---|
[108] | 4799 | print $datafile "\\000:$ttl:$stamp:$loc\n";
|
---|
[103] | 4800 |
|
---|
| 4801 | } elsif ($typemap{$type} eq 'RP') {
|
---|
| 4802 |
|
---|
| 4803 | # RP consists of two mostly free-form strings.
|
---|
| 4804 | # The first is supposed to be an email address with @ replaced by . (as with the SOA contact)
|
---|
| 4805 | # The second is the "hostname" of a TXT record with more info.
|
---|
| 4806 | print $datafile ":$host:17:";
|
---|
| 4807 | my ($who,$what) = split /\s/, $val;
|
---|
| 4808 | foreach (split /\./, $who) {
|
---|
| 4809 | printf $datafile "\\%0.3o%s", length($_), $_;
|
---|
| 4810 | }
|
---|
| 4811 | print $datafile '\000';
|
---|
| 4812 | foreach (split /\./, $what) {
|
---|
| 4813 | printf $datafile "\\%0.3o%s", length($_), $_;
|
---|
| 4814 | }
|
---|
[108] | 4815 | print $datafile "\\000:$ttl:$stamp:$loc\n";
|
---|
[103] | 4816 |
|
---|
| 4817 | } elsif ($typemap{$type} eq 'PTR') {
|
---|
| 4818 |
|
---|
[332] | 4819 | $zone = NetAddr::IP->new($zone);
|
---|
[337] | 4820 | $$recflags{$val}++;
|
---|
[332] | 4821 | if (!$zone->{isv6} && $zone->masklen > 24) {
|
---|
| 4822 | ($val) = ($val =~ /\.(\d+)$/);
|
---|
| 4823 | print $datafile "^$val."._ZONE($zone, 'ZONE', 'r', '.').'.in-addr.arpa'.
|
---|
| 4824 | ":$host:ttl:$stamp:$loc\n";
|
---|
| 4825 | } else {
|
---|
| 4826 | $val = NetAddr::IP->new($val);
|
---|
| 4827 | print $datafile "^".
|
---|
| 4828 | _ZONE($val, 'ZONE', 'r', '.').($val->{isv6} ? '.ip6.arpa' : '.in-addr.arpa').
|
---|
[334] | 4829 | ":$host:$ttl:$stamp:$loc\n";
|
---|
[332] | 4830 | }
|
---|
[103] | 4831 |
|
---|
[333] | 4832 | } elsif ($type == 65280) { # A+PTR
|
---|
[334] | 4833 |
|
---|
[337] | 4834 | $$recflags{$val}++;
|
---|
[334] | 4835 | print $datafile "=$host:$val:$ttl:$stamp:$loc\n";
|
---|
| 4836 |
|
---|
[333] | 4837 | } elsif ($type == 65281) { # AAAA+PTR
|
---|
| 4838 |
|
---|
[337] | 4839 | #$$recflags{$val}++;
|
---|
[333] | 4840 | # treat these as two separate records. since tinydns doesn't have
|
---|
| 4841 | # a native combined type, we have to create them separately anyway.
|
---|
| 4842 | if ($revrec eq 'n') {
|
---|
| 4843 | $type = 28;
|
---|
| 4844 | } else {
|
---|
| 4845 | $type = 12;
|
---|
| 4846 | }
|
---|
[334] | 4847 | _printrec_tiny($datafile,$revrec,$recflags,$zone,$host,$type,$val,$dist,$weight,$port,$ttl,$loc,$stamp);
|
---|
[335] | 4848 | ##fixme: add a config flag to indicate use of the patch from http://www.fefe.de/dns/
|
---|
| 4849 | # type 6 is for AAAA+PTR, type 3 is for AAAA
|
---|
[333] | 4850 |
|
---|
| 4851 | } elsif ($type == 65282) { # PTR template
|
---|
[335] | 4852 |
|
---|
| 4853 | # only useful for v4 with standard DNS software, since this expands all
|
---|
| 4854 | # IPs in $zone (or possibly $val?) with autogenerated records
|
---|
[337] | 4855 | $val = NetAddr::IP->new($val);
|
---|
| 4856 | return if $val->{isv6};
|
---|
[336] | 4857 |
|
---|
[339] | 4858 | if ($val->masklen <= 16) {
|
---|
| 4859 | foreach my $sub ($val->split(16)) {
|
---|
| 4860 | __publish_subnet($sub, $recflags, $host, $datafile, $ttl, $stamp, $loc, 1);
|
---|
| 4861 | }
|
---|
| 4862 | } else {
|
---|
| 4863 | __publish_subnet($val, $recflags, $host, $datafile, $ttl, $stamp, $loc, 1);
|
---|
[337] | 4864 | }
|
---|
[335] | 4865 |
|
---|
[333] | 4866 | } elsif ($type == 65283) { # A+PTR template
|
---|
[335] | 4867 |
|
---|
[337] | 4868 | $val = NetAddr::IP->new($val);
|
---|
| 4869 | # Just In Case. An A+PTR should be impossible to add to a v6 revzone via API.
|
---|
| 4870 | return if $val->{isv6};
|
---|
[339] | 4871 |
|
---|
| 4872 | if ($val->masklen <= 16) {
|
---|
| 4873 | foreach my $sub ($val->split(16)) {
|
---|
| 4874 | __publish_subnet($sub, $recflags, $host, $datafile, $ttl, $stamp, $loc, 0);
|
---|
| 4875 | }
|
---|
| 4876 | } else {
|
---|
| 4877 | __publish_subnet($val, $recflags, $host, $datafile, $ttl, $stamp, $loc, 0);
|
---|
[337] | 4878 | }
|
---|
[335] | 4879 |
|
---|
[333] | 4880 | } elsif ($type == 65284) { # AAAA+PTR template
|
---|
[335] | 4881 | # Stub for completeness. Could be exported to DNS software that supports
|
---|
| 4882 | # some degree of internal automagic in generic-record-creation
|
---|
| 4883 | # (eg http://search.cpan.org/dist/AllKnowingDNS/ )
|
---|
[333] | 4884 |
|
---|
[345] | 4885 | } elsif ($type == 65285) { # Delegation
|
---|
| 4886 | # This is intended for reverse zones, but may prove useful in forward zones.
|
---|
| 4887 |
|
---|
[346] | 4888 | # All delegations need to create one or more NS records. The NS record handler knows what to do.
|
---|
| 4889 | _printrec_tiny($datafile,$revrec,$recflags,$zone,$host,$reverse_typemap{'NS'},
|
---|
| 4890 | $val,$dist,$weight,$port,$ttl,$loc,$stamp);
|
---|
| 4891 | if ($revrec eq 'y') {
|
---|
| 4892 | # In the case of a sub-/24 v4 reverse delegation, we need to generate CNAMEs
|
---|
| 4893 | # to redirect all of the individual IP lookups as well.
|
---|
| 4894 | # Not sure how this would actually resolve if a /24 or larger was delegated
|
---|
| 4895 | # one way, and a sub-/24 in that >=/24 was delegated elsewhere...
|
---|
| 4896 | my $dblock = NetAddr::IP->new($val);
|
---|
| 4897 | if (!$dblock->{isv6} && $dblock->masklen > 24) {
|
---|
| 4898 | my @subs = $dblock->split;
|
---|
| 4899 | foreach (@subs) {
|
---|
| 4900 | next if $$recflags{"$_"};
|
---|
| 4901 | my ($oct) = ($_->addr =~ /(\d+)$/);
|
---|
| 4902 | print $datafile "C"._ZONE($_, 'ZONE.in-addr.arpa', 'r', '.').":$oct.".
|
---|
| 4903 | _ZONE($dblock, 'ZONE.in-addr.arpa', 'r', '.').":$ttl:$stamp:$loc\n";
|
---|
| 4904 | $$recflags{"$_"}++;
|
---|
| 4905 | }
|
---|
| 4906 | }
|
---|
| 4907 | }
|
---|
[345] | 4908 |
|
---|
[364] | 4909 | ##
|
---|
| 4910 | ## Uncommon types. These will need better UI support Any Day Sometime Maybe(TM).
|
---|
| 4911 | ##
|
---|
| 4912 |
|
---|
| 4913 | } elsif ($type == 44) { # SSHFP
|
---|
| 4914 | my ($algo,$fpt,$fp) = split /\s+/, $val;
|
---|
| 4915 |
|
---|
| 4916 | my $rec = sprintf ":$host:44:\\%0.3o\\%0.3o", $algo, $fpt;
|
---|
| 4917 | while (my ($byte) = ($fp =~ /^(..)/) ) {
|
---|
| 4918 | $rec .= sprintf "\\%0.3o", hex($byte);
|
---|
| 4919 | $fp =~ s/^..//;
|
---|
| 4920 | }
|
---|
| 4921 | print $datafile "$rec:$ttl:$stamp:$loc\n";
|
---|
| 4922 |
|
---|
[345] | 4923 | } else {
|
---|
[108] | 4924 | # raw record. we don't know what's in here, so we ASS-U-ME the user has
|
---|
| 4925 | # put it in correctly, since either the user is messing directly with the
|
---|
| 4926 | # database, or the record was imported via AXFR
|
---|
| 4927 | # <split by char>
|
---|
| 4928 | # convert anything not a-zA-Z0-9.- to octal coding
|
---|
| 4929 |
|
---|
| 4930 | ##fixme: add flag to export "unknown" record types - note we'll probably end up
|
---|
| 4931 | # mangling them since they were written to the DB from Net::DNS::RR::<type>->rdatastr.
|
---|
| 4932 | #print $datafile ":$host:$type:$val:$ttl:$stamp:$loc\n";
|
---|
| 4933 |
|
---|
[103] | 4934 | } # record type if-else
|
---|
| 4935 |
|
---|
[329] | 4936 | } # end _printrec_tiny()
|
---|
[103] | 4937 |
|
---|
| 4938 |
|
---|
[197] | 4939 | ## DNSDB::mailNotify()
|
---|
[283] | 4940 | # Sends notification mail to recipients regarding a DNSDB operation
|
---|
[197] | 4941 | sub mailNotify {
|
---|
| 4942 | my $dbh = shift;
|
---|
| 4943 | my ($subj,$message) = @_;
|
---|
| 4944 |
|
---|
| 4945 | return if $config{mailhost} eq 'smtp.example.com'; # do nothing if still using default SMTP host.
|
---|
| 4946 |
|
---|
| 4947 | my $mailer = Net::SMTP->new($config{mailhost}, Hello => "dnsadmin.$config{domain}");
|
---|
| 4948 |
|
---|
| 4949 | my $mailsender = ($config{mailsender} ? $config{mailsender} : $config{mailnotify});
|
---|
| 4950 |
|
---|
| 4951 | $mailer->mail($mailsender);
|
---|
| 4952 | $mailer->to($config{mailnotify});
|
---|
[198] | 4953 | $mailer->data("From: \"$config{mailname}\" <$mailsender>\n",
|
---|
| 4954 | "To: <$config{mailnotify}>\n",
|
---|
[197] | 4955 | "Date: ".strftime("%a, %d %b %Y %H:%M:%S %z",localtime)."\n",
|
---|
| 4956 | "Subject: $subj\n",
|
---|
| 4957 | "X-Mailer: DNSAdmin Notify v".sprintf("%.1d",$DNSDB::VERSION)."\n",
|
---|
| 4958 | "Organization: $config{orgname}\n",
|
---|
| 4959 | "\n$message\n");
|
---|
| 4960 | $mailer->quit;
|
---|
| 4961 | }
|
---|
| 4962 |
|
---|
[2] | 4963 | # shut Perl up
|
---|
| 4964 | 1;
|
---|