1 | # dns/trunk/DNSDB.pm
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2 | # Abstraction functions for DNS administration
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3 | ###
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4 | # SVN revision info
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5 | # $Date: 2009-10-09 21:49:14 +0000 (Fri, 09 Oct 2009) $
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6 | # SVN revision $Rev: 19 $
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7 | # Last update by $Author: kdeugau $
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8 | ###
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9 | # Copyright (C) 2008 - Kris Deugau <kdeugau@deepnet.cx>
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10 |
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11 | package DNSDB;
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12 |
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13 | use strict;
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14 | use warnings;
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15 | use Exporter;
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16 | use DBI;
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17 | #use Net::SMTP;
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18 | #use NetAddr::IP qw( Compact );
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19 | #use POSIX;
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20 | use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
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21 |
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22 | $VERSION = 0.1;
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23 | @ISA = qw(Exporter);
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24 | @EXPORT_OK = qw(
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25 | &initGlobals &connectDB &finish &addDomain &delDomain &domainName &addGroup &getChildren &grpName &getSOA
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26 | &getRecLine &getDomRecs &addRec &updateRec &delRec &domStatus
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27 | %typemap %reverse_typemap
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28 | );
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29 |
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30 | @EXPORT = (); # Export nothing by default.
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31 | %EXPORT_TAGS = ( ALL => [qw(
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32 | &initGlobals &connectDB &finish &addDomain &delDomain &domainName &addGroup &getChildren &grpName
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33 | &getSOA
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34 | &getRecLine &getDomRecs &addRec &updateRec &delRec &domStatus
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35 | %typemap %reverse_typemap
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36 | )]
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37 | );
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38 |
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39 | our $group = 1;
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40 | our $errstr = '';
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41 |
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42 | # Halfway sane defaults for SOA, TTL, etc.
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43 | our %def = qw (
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44 | contact hostmaster.DOMAIN
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45 | prins ns1.myserver.com
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46 | soattl 86400
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47 | refresh 10800
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48 | retry 3600
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49 | expire 604800
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50 | minttl 10800
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51 | ttl 10800
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52 | );
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53 |
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54 | # DNS record type map and reverse map.
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55 | # loaded from the database, from http://www.iana.org/assignments/dns-parameters
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56 | our %typemap;
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57 | our %reverse_typemap;
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58 |
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59 | ##
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60 | ## Initialization and cleanup subs
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61 | ##
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62 |
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63 | ## DNSDB::connectDB()
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64 | # Creates connection to DNS database.
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65 | # Requires the database name, username, and password.
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66 | # Returns a handle to the db.
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67 | # Set up for a PostgreSQL db; could be any transactional DBMS with the
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68 | # right changes.
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69 | sub connectDB {
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70 | $errstr = '';
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71 | my $dbname = shift;
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72 | my $user = shift;
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73 | my $pass = shift;
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74 | my $dbh;
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75 | my $DSN = "DBI:Pg:dbname=$dbname";
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76 |
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77 | my $host = shift;
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78 | $DSN .= ";host=$host" if $host;
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79 |
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80 | # Note that we want to autocommit by default, and we will turn it off locally as necessary.
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81 | # We may not want to print gobbledygook errors; YMMV. Have to ponder that further.
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82 | $dbh = DBI->connect($DSN, $user, $pass, {
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83 | AutoCommit => 1,
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84 | PrintError => 0
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85 | })
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86 | or return (undef, $DBI::errstr) if(!$dbh);
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87 |
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88 | # Return here if we can't select. Note that this indicates a
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89 | # problem executing the select.
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90 | my $sth = $dbh->prepare("select group_id from groups limit 1");
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91 | $sth->execute();
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92 | return (undef,$DBI::errstr) if ($sth->err);
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93 |
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94 | # See if the select returned anything (or null data). This should
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95 | # succeed if the select executed, but...
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96 | $sth->fetchrow();
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97 | return (undef,$DBI::errstr) if ($sth->err);
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98 |
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99 | $sth->finish;
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100 |
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101 | # If we get here, we should be OK.
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102 | return ($dbh,"DB connection OK");
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103 | } # end connectDB
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104 |
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105 |
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106 | ## DNSDB::finish()
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107 | # Cleans up after database handles and so on.
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108 | # Requires a database handle
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109 | sub finish {
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110 | my $dbh = $_[0];
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111 | $dbh->disconnect;
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112 | } # end finish
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113 |
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114 |
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115 | ## DNSDB::initGlobals()
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116 | # Initialize global variables
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117 | # NB: this does NOT include web-specific session variables!
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118 | # Requires a database handle
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119 | sub initGlobals {
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120 | my $dbh = shift;
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121 |
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122 | # load system-wide site defaults and things from config file
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123 | open SYSDEFAULTS, "</etc/dnsdb.conf";
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124 | ##fixme - error check!
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125 | while (<SYSDEFAULTS>) {
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126 | next if /^\s*#/;
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127 | $def{contact} = $1 if /contact ?= ?([a-z0-9_.-]+)/i;
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128 | $def{prins} = $1 if /prins ?= ?([a-z0-9_.-]+)/i;
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129 | $def{soattl} = $1 if /soattl ?= ?([a-z0-9_.-]+)/i;
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130 | $def{refresh} = $1 if /refresh ?= ?([a-z0-9_.-]+)/i;
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131 | $def{retry} = $1 if /retry ?= ?([a-z0-9_.-]+)/i;
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132 | $def{expire} = $1 if /expire ?= ?([a-z0-9_.-]+)/i;
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133 | $def{minttl} = $1 if /minttl ?= ?([a-z0-9_.-]+)/i;
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134 | $def{ttl} = $1 if /ttl ?= ?([a-z0-9_.-]+)/i;
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135 | ##fixme? load DB user/pass from config file?
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136 | }
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137 | # load from database
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138 | my $sth = $dbh->prepare("select val,name from rectypes");
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139 | $sth->execute;
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140 | while (my ($recval,$recname) = $sth->fetchrow_array()) {
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141 | $typemap{$recval} = $recname;
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142 | $reverse_typemap{$recname} = $recval;
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143 | }
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144 | } # end initGlobals
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145 |
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146 |
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147 | ##
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148 | ## Processing subs
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149 | ##
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150 |
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151 | ## DNSDB::addDomain()
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152 | # Add a domain
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153 | # Takes a database handle, domain name, numeric group, and boolean(ish) state (active/inactive)
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154 | # Returns a status code and message
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155 | sub addDomain {
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156 | $errstr = '';
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157 | my $dbh = shift;
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158 | return ('FAIL',"Need database handle") if !$dbh;
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159 | my $domain = shift;
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160 | return ('FAIL',"Need domain") if !defined($domain);
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161 | my $group = shift;
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162 | return ('FAIL',"Need group") if !defined($group);
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163 | my $state = shift;
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164 | return ('FAIL',"Need domain status") if !defined($state);
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165 |
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166 | my $dom_id;
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167 |
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168 | # Allow transactions, and raise an exception on errors so we can catch it later.
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169 | # Use local to make sure these get "reset" properly on exiting this block
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170 | local $dbh->{AutoCommit} = 0;
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171 | local $dbh->{RaiseError} = 1;
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172 |
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173 | # Wrap all the SQL in a transaction
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174 | eval {
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175 | # insert the domain...
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176 | my $sth = $dbh->prepare("insert into domains (domain,group_id,status) values (?,?,?)");
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177 | $sth->execute($domain,$group,$state);
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178 |
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179 | # get the ID...
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180 | $sth = $dbh->prepare("select domain_id from domains where domain='$domain'");
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181 | $sth->execute;
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182 | ($dom_id) = $sth->fetchrow_array();
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183 |
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184 | # ... and now we construct the standard records from the default set. NB: group should be variable.
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185 | $sth = $dbh->prepare("select host,type,val,distance,weight,port,ttl from default_records where group_id=$group");
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186 | my $sth_in = $dbh->prepare("insert into records (domain_id,host,type,val,distance,weight,port,ttl)".
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187 | " values ($dom_id,?,?,?,?,?,?,?)");
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188 | $sth->execute;
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189 | while (my ($host,$type,$val,$dist,$weight,$port,$ttl) = $sth->fetchrow_array()) {
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190 | $host =~ s/DOMAIN/$domain/g;
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191 | $sth_in->execute($host,$type,$val,$dist,$weight,$port,$ttl);
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192 | }
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193 |
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194 | # once we get here, we should have suceeded.
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195 | $dbh->commit;
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196 | }; # end eval
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197 |
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198 | if ($@) {
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199 | my $msg = $@;
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200 | eval { $dbh->rollback; };
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201 | return ('FAIL',$msg);
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202 | } else {
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203 | return ('OK',$dom_id);
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204 | }
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205 | } # end addDomain
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206 |
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207 |
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208 | ## DNSDB::delDomain()
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209 | # Delete a domain.
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210 | # for now, just delete the records, then the domain.
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211 | # later we may want to archive it in some way instead (status code 2, for example?)
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212 | sub delDomain {
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213 | my $dbh = shift;
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214 | my $domid = shift;
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215 |
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216 | # Allow transactions, and raise an exception on errors so we can catch it later.
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217 | # Use local to make sure these get "reset" properly on exiting this block
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218 | local $dbh->{AutoCommit} = 0;
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219 | local $dbh->{RaiseError} = 1;
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220 |
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221 | # Wrap all the SQL in a transaction
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222 | eval {
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223 | my $sth = $dbh->prepare("delete from records where domain_id=?");
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224 | $sth->execute($domid);
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225 | $sth = $dbh->prepare("delete from domains where domain_id=?");
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226 | $sth->execute($domid);
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227 |
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228 | # once we get here, we should have suceeded.
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229 | $dbh->commit;
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230 | }; # end eval
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231 |
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232 | if ($@) {
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233 | my $msg = $@;
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234 | eval { $dbh->rollback; };
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235 | return ('FAIL',$msg);
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236 | } else {
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237 | return ('OK','OK');
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238 | }
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239 |
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240 | } # end delDomain()
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241 |
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242 |
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243 | ## DNSDB::domainName()
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244 | # Return the domain name based on a domain ID
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245 | # Takes a database handle and the domain ID
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246 | # Returns the domain name or undef on failure
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247 | sub domainName {
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248 | $errstr = '';
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249 | my $dbh = shift;
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250 | my $domid = shift;
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251 | my $sth = $dbh->prepare("select domain from domains where domain_id=?");
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252 | $sth->execute($domid);
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253 | my ($domname) = $sth->fetchrow_array();
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254 | $errstr = $DBI::errstr if !$domname;
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255 | return $domname if $domname;
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256 | } # end domainName
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257 |
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258 |
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259 | ## DNSDB::addGroup()
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260 | # Add a group
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261 | # Takes a database handle, group name, parent group, and template-vs-cloneme flag
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262 | # Returns a status code and message
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263 | sub addGroup {
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264 | $errstr = '';
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265 | my $dbh = shift;
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266 | my $grpname = shift;
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267 | my $pargrp = shift;
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268 |
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269 | # 0 indicates "template", hardcoded.
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270 | # Any other value clones that group's default records, if it exists.
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271 | my $torc = shift || 0;
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272 |
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273 | # Allow transactions, and raise an exception on errors so we can catch it later.
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274 | # Use local to make sure these get "reset" properly on exiting this block
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275 | local $dbh->{AutoCommit} = 0;
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276 | local $dbh->{RaiseError} = 1;
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277 |
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278 | # Wrap all the SQL in a transaction
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279 | eval {
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280 | my $sth = $dbh->prepare("INSERT INTO groups (parent_group_id,group_name) VALUES (?,?)");
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281 | $sth->execute($pargrp,$grpname);
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282 |
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283 | $sth = $dbh->prepare("SELECT group_id FROM groups WHERE group_name=?");
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284 | $sth->execute($grpname);
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285 | my ($grpid) = $sth->fetchrow_array();
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286 |
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287 | $sth = $dbh->prepare("INSERT INTO default_records (group_id,host,type,val,distance,weight,port,ttl) ".
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288 | "VALUES ($grpid,?,?,?,?,?,?,?)");
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289 | if ($torc) {
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290 | my $sth2 = $dbh->prepare("SELECT host,type,val,distance,weight,port,ttl FROM default_records WHERE group_id=?");
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291 | while (my @clonedata = $sth2->fetchrow_array) {
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292 | $sth->execute(@clonedata);
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293 | }
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294 | } else {
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295 | # reasonable basic defaults for SOA, MX, NS, and minimal hosting
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296 | # could load from a config file, but somewhere along the line we need hardcoded bits.
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297 | $sth->execute('ns1.example.com:hostmaster.example.com', 6, '10800:3600:604800:10800', 0, 0, 0, 86400);
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298 | $sth->execute('DOMAIN', 1, '192.168.4.2', 0, 0, 0, 7200);
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299 | $sth->execute('DOMAIN', 15, 'mx.example.com', 10, 0, 0, 7200);
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300 | $sth->execute('DOMAIN', 2, 'ns1.example.com', 0, 0, 0, 7200);
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301 | $sth->execute('DOMAIN', 2, 'ns2.example.com', 0, 0, 0, 7200);
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302 | $sth->execute('www.DOMAIN', 5, 'DOMAIN', 0, 0, 0, 7200);
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303 | }
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304 |
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305 | die "epic FAIL.. hahahah, just testing!\n";
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306 | # once we get here, we should have suceeded.
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307 | $dbh->commit;
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308 | }; # end eval
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309 |
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310 | if ($@) {
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311 | my $msg = $@;
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312 | eval { $dbh->rollback; };
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313 | return ('FAIL',$msg);
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314 | } else {
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315 | return ('OK','OK');
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316 | }
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317 |
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318 | } # end addGroup()
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319 |
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320 |
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321 | ## DNSDB::getChildren()
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322 | # Get a list of all groups whose parent^n is group <n>
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323 | # Takes a database handle, group ID, and reference to an array to put the group IDs in
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324 | # Calls itself
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325 | sub getChildren {
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326 | $errstr = '';
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327 | my $dbh = shift;
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328 | my $rootgrp = shift;
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329 | my $grpdest = shift;
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330 |
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331 | # special break for default group; otherwise we get stuck.
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332 | if ($rootgrp == 1) {
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333 | # by definition, group 1 is the Root Of All Groups
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334 | my $sth = $dbh->prepare("SELECT group_id FROM groups");
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335 | $sth->execute;
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336 | my @grplist;
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337 | while (my @this = $sth->fetchrow_array) {
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338 | push @$grpdest, @this;
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339 | }
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340 | } else {
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341 | my $sth = $dbh->prepare("SELECT group_id FROM groups WHERE parent_group_id=?");
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342 | $sth->execute($rootgrp);
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343 | return if $sth->rows == 0;
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344 | my @grplist;
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345 | while (my ($grp) = $sth->fetchrow_array) {
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346 | push @$grpdest, $grp;
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347 | getChildren($dbh,$grp,$grpdest);
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348 | }
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349 | }
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350 | } # end getChildren()
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351 |
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352 |
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353 | ## DNSDB::grpName()
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354 | # Return the group name based on a group ID
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355 | # Takes a database handle and the group ID
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356 | # Returns the group name or undef on failure
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357 | sub grpName {
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358 | $errstr = '';
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359 | my $dbh = shift;
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360 | my $grpid = shift;
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361 | my $sth = $dbh->prepare("select name from groups where group_id=?");
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362 | $sth->execute($grpid);
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363 | my ($grpname) = $sth->fetchrow_array();
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364 | $errstr = $DBI::errstr if !$grpname;
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365 | return $grpname if $grpname;
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366 | } # end domainName
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367 |
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368 |
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369 | ## DNSDB::editRecord()
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370 | # Change an existing record
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371 | # Takes a database handle, default/live flag, record ID, and new data and updates the data fields for it
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372 | sub editRecord {
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373 | $errstr = '';
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374 | my $dbh = shift;
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375 | my $defflag = shift;
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376 | my $recid = shift;
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377 | my $host = shift;
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378 | my $address = shift;
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379 | my $distance = shift;
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380 | my $weight = shift;
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381 | my $port = shift;
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382 | my $ttl = shift;
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383 | }
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384 |
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385 |
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386 | ## DNSDB::getSOA()
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387 | # Return all suitable fields from an SOA record in separate elements of a hash
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388 | # Takes a database handle, default/live flag, and group (default) or domain (live) ID
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389 | sub getSOA {
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390 | $errstr = '';
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391 | my $dbh = shift;
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392 | my $def = shift;
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393 | my $id = shift;
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394 | my %ret;
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395 |
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396 | my $sql = "select record_id,host,val,ttl from";
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397 | if ($def eq 'def' or $def eq 'y') {
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398 | $sql .= " default_records where group_id=$id and type=$reverse_typemap{SOA}";
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399 | } else {
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400 | # we're editing a live SOA record; find based on domain
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401 | $sql .= " records where domain_id=$id and type=$reverse_typemap{SOA}";
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402 | }
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403 | #print "getSOA DEBUG: $sql<br>\n";
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404 | my $sth = $dbh->prepare($sql);
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405 | $sth->execute;
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406 |
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407 | my ($recid,$host,$val,$ttl) = $sth->fetchrow_array();
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408 | my ($prins,$contact) = split /:/, $host;
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409 | my ($refresh,$retry,$expire,$minttl) = split /:/, $val;
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410 |
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411 | $ret{recid} = $recid;
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412 | $ret{ttl} = $ttl;
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413 | $ret{prins} = $prins;
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414 | $ret{contact} = $contact;
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415 | $ret{refresh} = $refresh;
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416 | $ret{retry} = $retry;
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417 | $ret{expire} = $expire;
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418 | $ret{minttl} = $minttl;
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419 |
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420 | return %ret;
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421 | } # end getSOA()
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422 |
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423 |
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424 | ## DNSDB::getRecLine()
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425 | # Return all data fields for a zone record in separate elements of a hash
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426 | # Takes a database handle, default/live flag, and record ID
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427 | sub getRecLine {
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428 | $errstr = '';
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429 | my $dbh = shift;
|
---|
430 | my $def = shift;
|
---|
431 | my $id = shift;
|
---|
432 |
|
---|
433 | my $sql = "select record_id,host,type,val,distance,weight,port,ttl from ".
|
---|
434 | (($def eq 'def' or $def eq 'y') ? 'default_' : '').
|
---|
435 | "records where record_id=$id";
|
---|
436 | print "MDEBUG: $sql<br>\n";
|
---|
437 | my $sth = $dbh->prepare($sql);
|
---|
438 | $sth->execute;
|
---|
439 |
|
---|
440 | my ($recid,$host,$rtype,$val,$distance,$weight,$port,$ttl) = $sth->fetchrow_array();
|
---|
441 |
|
---|
442 | if ($sth->err) {
|
---|
443 | $errstr = $DBI::errstr;
|
---|
444 | return undef;
|
---|
445 | }
|
---|
446 | my %ret;
|
---|
447 | $ret{recid} = $recid;
|
---|
448 | $ret{host} = $host;
|
---|
449 | $ret{type} = $rtype;
|
---|
450 | $ret{val} = $val;
|
---|
451 | $ret{distance}= $distance;
|
---|
452 | $ret{weight} = $weight;
|
---|
453 | $ret{port} = $port;
|
---|
454 | $ret{ttl} = $ttl;
|
---|
455 |
|
---|
456 | return %ret;
|
---|
457 | }
|
---|
458 |
|
---|
459 |
|
---|
460 | ##fixme: should use above (getRecLine()) to get lines for below?
|
---|
461 | ## DNSDB::getDomRecs()
|
---|
462 | # Return records for a domain
|
---|
463 | # Takes a database handle, default/live flag, group/domain ID, start,
|
---|
464 | # number of records, sort field, and sort order
|
---|
465 | # Returns a reference to an array of hashes
|
---|
466 | sub getDomRecs {
|
---|
467 | $errstr = '';
|
---|
468 | my $dbh = shift;
|
---|
469 | my $type = shift;
|
---|
470 | my $id = shift;
|
---|
471 | my $nrecs = shift || 'all';
|
---|
472 | my $nstart = shift || 0;
|
---|
473 |
|
---|
474 | ## for order, need to map input to column names
|
---|
475 | my $order = shift || 'host';
|
---|
476 |
|
---|
477 | my $sql = "select record_id,host,type,val,distance,weight,port,ttl from";
|
---|
478 | if ($type eq 'def' or $type eq 'y') {
|
---|
479 | $sql .= " default_records where group_id=$id";
|
---|
480 | } else {
|
---|
481 | $sql .= " records where domain_id=$id";
|
---|
482 | }
|
---|
483 | $sql .= " and not type=$reverse_typemap{SOA} order by $order";
|
---|
484 | ##fixme: need to set nstart properly (offset is not internally multiplied with limit)
|
---|
485 | $sql .= " limit $nrecs offset ".($nstart*$nrecs) if $nstart ne 'all';
|
---|
486 |
|
---|
487 | my $sth = $dbh->prepare($sql);
|
---|
488 | $sth->execute;
|
---|
489 |
|
---|
490 | my @retbase;
|
---|
491 | while (my $ref = $sth->fetchrow_hashref()) {
|
---|
492 | push @retbase, $ref;
|
---|
493 | }
|
---|
494 |
|
---|
495 | my $ret = \@retbase;
|
---|
496 | return $ret;
|
---|
497 | } # end getDomRecs()
|
---|
498 |
|
---|
499 |
|
---|
500 | ## DNSDB::addRec()
|
---|
501 | # Add a new record to a domain or a group's default records
|
---|
502 | # Takes a database handle, default/live flag, group/domain ID,
|
---|
503 | # host, type, value, and TTL
|
---|
504 | # Some types require additional detail: "distance" for MX and SRV,
|
---|
505 | # and weight/port for SRV
|
---|
506 | # Returns a status code and detail message in case of error
|
---|
507 | sub addRec {
|
---|
508 | $errstr = '';
|
---|
509 | my $dbh = shift;
|
---|
510 | my $defrec = shift;
|
---|
511 | my $id = shift;
|
---|
512 |
|
---|
513 | my $host = shift;
|
---|
514 | my $rectype = shift;
|
---|
515 | my $val = shift;
|
---|
516 | my $ttl = shift;
|
---|
517 |
|
---|
518 | my $fields = ($defrec eq 'y' ? 'group_id' : 'domain_id').",host,type,val,ttl";
|
---|
519 | my $vallist = "$id,'$host',$rectype,'$val',$ttl";
|
---|
520 |
|
---|
521 | my $dist;
|
---|
522 | if ($rectype == $reverse_typemap{MX} or $rectype == $reverse_typemap{SRV}) {
|
---|
523 | $dist = shift;
|
---|
524 | return ('FAIL',"Need distance for $typemap{$rectype} record") if !defined($dist);
|
---|
525 | $fields .= ",distance";
|
---|
526 | $vallist .= ",$dist";
|
---|
527 | }
|
---|
528 | my $weight;
|
---|
529 | my $port;
|
---|
530 | if ($rectype == $reverse_typemap{SRV}) {
|
---|
531 | $weight = shift;
|
---|
532 | $port = shift;
|
---|
533 | return ('FAIL',"Need weight and port for SRV record") if !defined($weight) or !defined($port);
|
---|
534 | $fields .= ",weight,port";
|
---|
535 | $vallist .= ",$weight,$port";
|
---|
536 | }
|
---|
537 |
|
---|
538 | my $sql = "insert into ".($defrec eq 'y' ? 'default_' : '')."records ($fields) values ($vallist)";
|
---|
539 | # something is bugging me about this...
|
---|
540 | #warn "DEBUG: $sql";
|
---|
541 | my $sth = $dbh->prepare($sql);
|
---|
542 | $sth->execute;
|
---|
543 |
|
---|
544 | return ('FAIL',$sth->errstr) if $sth->err;
|
---|
545 |
|
---|
546 | return ('OK','OK');
|
---|
547 | } # end addRec()
|
---|
548 |
|
---|
549 |
|
---|
550 | ## DNSDB::updateRec()
|
---|
551 | # Update a record
|
---|
552 | sub updateRec {
|
---|
553 | $errstr = '';
|
---|
554 |
|
---|
555 | my $dbh = shift;
|
---|
556 | my $defrec = shift;
|
---|
557 | my $id = shift;
|
---|
558 |
|
---|
559 | # all records have these
|
---|
560 | my $host = shift;
|
---|
561 | my $type = shift;
|
---|
562 | my $val = shift;
|
---|
563 | my $ttl = shift;
|
---|
564 |
|
---|
565 | return('FAIL',"Missing standard argument(s)") if !defined($ttl);
|
---|
566 |
|
---|
567 | # only MX and SRV will use these
|
---|
568 | my $dist = 0;
|
---|
569 | my $weight = 0;
|
---|
570 | my $port = 0;
|
---|
571 |
|
---|
572 | if ($type == $reverse_typemap{MX} || $type == $reverse_typemap{SRV}) {
|
---|
573 | $dist = shift;
|
---|
574 | return ('FAIL',"MX or SRV requires distance") if !defined($dist);
|
---|
575 | if ($type == $reverse_typemap{SRV}) {
|
---|
576 | $weight = shift;
|
---|
577 | return ('FAIL',"SRV requires weight") if !defined($weight);
|
---|
578 | $port = shift;
|
---|
579 | return ('FAIL',"SRV requires port") if !defined($port);
|
---|
580 | }
|
---|
581 | }
|
---|
582 |
|
---|
583 | my $sth = $dbh->prepare("UPDATE ".($defrec eq 'y' ? 'default_' : '')."records ".
|
---|
584 | "SET host=?,type=?,val=?,ttl=?,distance=?,weight=?,port=? ".
|
---|
585 | "WHERE record_id=?");
|
---|
586 | $sth->execute($host,$type,$val,$ttl,$dist,$weight,$port,$id);
|
---|
587 |
|
---|
588 | return ('FAIL',$sth->errstr."<br>\n$errstr<br>\n") if $sth->err;
|
---|
589 |
|
---|
590 | return ('OK','OK');
|
---|
591 | } # end updateRec()
|
---|
592 |
|
---|
593 |
|
---|
594 | ## DNSDB::delRec()
|
---|
595 | # Delete a record.
|
---|
596 | sub delRec {
|
---|
597 | $errstr = '';
|
---|
598 | my $dbh = shift;
|
---|
599 | my $defrec = shift;
|
---|
600 | my $id = shift;
|
---|
601 |
|
---|
602 | my $sth = $dbh->prepare("delete from ".($defrec eq 'y' ? 'default_' : '')."records where record_id=?");
|
---|
603 | $sth->execute($id);
|
---|
604 |
|
---|
605 | return ('FAIL',$sth->errstr) if $sth->err;
|
---|
606 |
|
---|
607 | return ('OK','OK');
|
---|
608 | } # end delRec()
|
---|
609 |
|
---|
610 |
|
---|
611 | ## DNSDB::domStatus()
|
---|
612 | # Sets and/or returns a domain's status
|
---|
613 | # Takes a database handle, domain ID and optionally a status argument
|
---|
614 | # Returns undef on errors.
|
---|
615 | sub domStatus {
|
---|
616 | my $dbh = shift;
|
---|
617 | my $id = shift;
|
---|
618 | my $newstatus = shift;
|
---|
619 |
|
---|
620 | return undef if $id !~ /^\d+$/;
|
---|
621 |
|
---|
622 | my $sth;
|
---|
623 |
|
---|
624 | # ooo, fun! let's see what we were passed for status
|
---|
625 | if ($newstatus) {
|
---|
626 | $sth = $dbh->prepare("update domains set status=? where domain_id=?");
|
---|
627 | # ass-u-me caller knows what's going on in full
|
---|
628 | if ($newstatus =~ /^[01]$/) { # only two valid for now.
|
---|
629 | $sth->execute($newstatus,$id);
|
---|
630 | } elsif ($newstatus =~ /^domo(?:n|ff)$/) {
|
---|
631 | $sth->execute(($newstatus eq 'domon' ? 1 : 0),$id);
|
---|
632 | }
|
---|
633 | }
|
---|
634 |
|
---|
635 | $sth = $dbh->prepare("select status from domains where domain_id=?");
|
---|
636 | $sth->execute($id);
|
---|
637 | my ($status) = $sth->fetchrow_array;
|
---|
638 | return $status;
|
---|
639 | } # end domStatus()
|
---|
640 |
|
---|
641 |
|
---|
642 | # shut Perl up
|
---|
643 | 1;
|
---|