1 | #!/usr/bin/perl
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2 | # XMLRPC interface to manipulate most DNS DB entities
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3 | ###
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4 | # $Id: ipdb-rpc.cgi 886 2016-07-21 20:40:11Z kdeugau $
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5 | ###
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6 | # Copyright (C) 2013,2014,2016 Kris Deugau <kdeugau@deepnet.cx>
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7 |
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8 | use strict;
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9 | use warnings;
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10 |
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11 | use DBI;
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12 | use CustIDCK;
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13 | use NetAddr::IP;
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14 | use FCGI;
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15 | use Frontier::Responder;
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16 |
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17 | use Sys::Syslog;
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18 |
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19 | # don't remove! required for GNU/FHS-ish install from tarball
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20 | ##uselib##
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21 |
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22 | use MyIPDB;
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23 |
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24 | openlog "IPDB-rpc","pid","$IPDB::syslog_facility";
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25 |
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26 | ##fixme: username source? can we leverage some other auth method?
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27 | # we don't care except for logging here, and Frontier::Client needs
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28 | # a patch that's not well-distributed to use HTTP AUTH.
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29 |
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30 | # Collect the username from HTTP auth. If undefined, we're in
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31 | # a test environment, or called without a username.
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32 | my $authuser;
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33 | if (!defined($ENV{'REMOTE_USER'})) {
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34 | $authuser = '__temptest';
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35 | } else {
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36 | $authuser = $ENV{'REMOTE_USER'};
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37 | }
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38 |
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39 | # Why not a global DB handle? (And a global statement handle, as well...)
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40 | # Use the connectDB function, otherwise we end up confusing ourselves
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41 | my $ip_dbh;
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42 | my $sth;
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43 | my $errstr;
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44 | ($ip_dbh,$errstr) = connectDB_My;
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45 | initIPDBGlobals($ip_dbh);
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46 |
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47 | my $methods = {
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48 | # Internal core IPDB subs; no value in exposing them since the DB handle can't be used by the caller
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49 | #'ipdb._rpc'
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50 | # This one could be exposed, but the globals aren't automatically
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51 | # inherited by the caller anyway, and we call it just above locally.
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52 | #'ipdb.initIPDBGlobals'
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53 | #'ipdb.connectDB'
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54 | #'ipdb.finish'
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55 | #'ipdb.checkDBSanity'
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56 | 'ipdb.addMaster' => \&rpc_addMaster,
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57 | 'ipdb.touchMaster' => \&rpc_touchMaster,
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58 | 'ipdb.listSummary' => \&rpc_listSummary,
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59 | 'ipdb.listSubs' => \&rpc_listSubs,
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60 | 'ipdb.listContainers' => \&rpc_listContainers,
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61 | 'ipdb.listAllocations' => \&rpc_listAllocations,
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62 | 'ipdb.listFree' => \&rpc_listFree,
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63 | 'ipdb.listPool' => \&rpc_listPool,
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64 | 'ipdb.getMasterList' => \&rpc_getMasterList,
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65 | 'ipdb.getTypeList' => \&rpc_getTypeList,
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66 | 'ipdb.getPoolSelect' => \&rpc_getPoolSelect,
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67 | 'ipdb.findAllocateFrom' => \&rpc_findAllocateFrom,
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68 | 'ipdb.ipParent' => \&rpc_ipParent,
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69 | 'ipdb.subParent' => \&rpc_subParent,
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70 | 'ipdb.blockParent' => \&rpc_blockParent,
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71 | 'ipdb.getRoutedCity' => \&rpc_getRoutedCity,
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72 | 'ipdb.allocateBlock' => \&rpc_allocateBlock,
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73 | # another internal sub; mainly a sub to make allocateBlock() a lot smaller
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74 | #'ipdb.initPool' => \&rpc_initPool
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75 | 'ipdb.updateBlock' => \&rpc_updateBlock,
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76 | 'ipdb.deleteBlock' => \&rpc_deleteBlock,
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77 | 'ipdb.getBlockData' => \&rpc_getBlockData,
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78 | 'ipdb.getBlockRDNS' => \&rpc_getBlockRDNS,
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79 | 'ipdb.getNodeList' => \&rpc_getNodeList,
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80 | 'ipdb.getNodeName' => \&rpc_getNodeName,
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81 | 'ipdb.getNodeInfo' => \&rpc_getNodeInfo,
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82 | 'ipdb.mailNotify' => \&rpc_mailNotify,
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83 |
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84 | # Subs not part of the core IPDB
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85 | 'ipdb.getDispAlloctypes' => \&rpc_getDispAlloctypes,
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86 | 'ipdb.getListAlloctypes' => \&rpc_getListAlloctypes,
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87 | 'ipdb.getDefCustIDs' => \&rpc_getDefCustIDs,
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88 | 'ipdb.getCityList' => \&rpc_getCityList,
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89 | 'ipdb.getAvailableStatics' => \&rpc_getAvailableStatics,
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90 | 'ipdb.getBackupList' => \&rpc_getBackupList,
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91 |
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92 | # Should this even be core/upstream?
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93 | 'ipdb.findAllocation' => \&rpc_findAllocation,
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94 | };
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95 |
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96 | my $reqcnt = 0;
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97 |
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98 | # main FCGI loop.
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99 | while (FCGI::accept >= 0) {
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100 | # done here to a) prevent $ENV{'REMOTE_ADDR'} from being empty and b) to collect
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101 | # the right user for the individual call (since we may be running with FCGI)
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102 | syslog "debug", "$authuser active, $ENV{'REMOTE_ADDR'}";
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103 |
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104 | # don't *think* we need any of these...
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105 | # %disp_alloctypes, %def_custids, %list_alloctypes
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106 | # @citylist, @poplist
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107 | # @masterblocks, %allocated, %free, %bigfree, %routed (removed in /trunk)
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108 | # %IPDBacl
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109 | #initIPDBGlobals($ip_dbh);
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110 |
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111 | my $res = Frontier::Responder->new(
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112 | methods => $methods
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113 | );
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114 |
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115 | # "Can't do that" errors
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116 | if (!$ip_dbh) {
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117 | print "Content-type: text/xml\n\n".$res->{_decode}->encode_fault(5, $DBI::errstr);
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118 | } else {
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119 | print $res->answer;
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120 | }
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121 | last if $reqcnt++ > $IPDB::maxfcgi;
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122 | } # while FCGI::accept
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123 |
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124 | exit 0;
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125 |
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126 |
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127 | ##
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128 | ## Private subs
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129 | ##
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130 |
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131 | # Check RPC ACL
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132 | sub _aclcheck {
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133 | my $subsys = shift;
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134 | return 1 if grep /$ENV{REMOTE_ADDR}/, @{$IPDB::rpcacl{$subsys}};
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135 | warn "$subsys/$ENV{REMOTE_ADDR} not in ACL\n"; # a bit of logging
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136 | return 0;
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137 | }
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138 |
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139 | sub _commoncheck {
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140 | my $argref = shift;
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141 | my $needslog = shift;
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142 |
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143 | die "Missing remote system name\n" if !$argref->{rpcsystem};
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144 | die "Access denied\n" if !_aclcheck($argref->{rpcsystem});
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145 | if ($needslog) {
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146 | die "Missing remote username\n" if !$argref->{rpcuser};
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147 | }
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148 | }
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149 |
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150 | # stripped-down copy from from main.cgi. should probably be moved to IPDB.pm
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151 | sub _validateInput {
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152 | my $argref = shift;
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153 |
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154 | if (!$argref->{block}) {
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155 | $argref->{block} = $argref->{cidr} if $argref->{cidr};
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156 | die "Block/IP is required\n" if !$argref->{block};
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157 | }
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158 |
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159 | # Alloctype check.
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160 | chomp $argref->{type};
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161 |
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162 | die "Invalid allocation type\n" if (!grep /$argref->{type}/, keys %disp_alloctypes);
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163 |
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164 | # Arguably not quite correct, as the custID won't be checked for
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165 | # validity if there's a default on the type.
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166 | if ($def_custids{$argref->{type}} eq '') {
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167 | # Types without a default custID must have one passed in
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168 | die "Customer ID is required\n" if !$argref->{custid};
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169 | # Crosscheck with billing.
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170 | my $status = CustIDCK->custid_exist($argref->{custid});
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171 | die "Error verifying customer ID: $CustIDCK::ErrMsg\n" if $CustIDCK::Error;
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172 | die "Customer ID not valid\n" if !$status;
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173 | } else {
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174 | # Types that have a default will use it unless one is specified.
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175 | if ((!$argref->{custid}) || ($argref->{custid} ne 'STAFF')) {
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176 | $argref->{custid} = $def_custids{$argref->{type}};
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177 | }
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178 | }
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179 | } # end validateInput()
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180 |
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181 |
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182 | ##
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183 | ## RPC method subs
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184 | ##
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185 |
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186 | # Core IPDB subs
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187 | # Prefixed with rpc_ to not conflict with subs in IPDB.pm
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188 |
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189 | # These are deep internals and don't make much sense to expose, since RPC
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190 | # by definition does not access the backing DB directly.
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191 | #sub _rpc {}
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192 | #sub initIPDBGlobals {}
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193 | #sub connectDB {}
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194 | #sub finish {}
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195 | #sub checkDBSanity {}
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196 |
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197 | sub rpc_addMaster {}
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198 | sub rpc_touchMaster {}
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199 | sub rpc_listSummary {}
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200 | sub rpc_listSubs {}
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201 | sub rpc_listContainers {}
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202 | sub rpc_listAllocations {}
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203 | sub rpc_listFree {}
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204 |
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205 |
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206 | sub rpc_listPool {
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207 | my %args = @_;
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208 |
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209 | _commoncheck(\%args, 'y');
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210 |
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211 | $args{include_desc} = 0 if !$args{include_desc};
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212 |
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213 | my $pid;
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214 | # convert passed pool from CIDR to an ID, maybe
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215 | if ($args{pool} !~ /^\d+$/) {
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216 | die "Invalid pool argument" if $args{pool} !~ m{^\d+\.\d+\.\d+\.\d+/\d+$};
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217 | die "VRF is required\n" if !$args{vrf}; # VRF name may not be empty
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218 | ($pid) = $ip_dbh->selectrow_array("SELECT a.id FROM allocations a JOIN allocations m ON a.master_id=m.id".
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219 | " WHERE a.cidr = ? AND m.vrf = ?", undef, $args{pool}, $args{vrf});
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220 | } else {
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221 | $pid = $args{pool};
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222 | }
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223 |
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224 | return listPool($ip_dbh, $pid, $args{include_desc});
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225 | } # rpc_listPool()
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226 |
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227 |
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228 | sub rpc_getMasterList {}
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229 | sub rpc_getTypeList {}
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230 | sub rpc_getPoolSelect {}
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231 | sub rpc_findAllocateFrom {}
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232 | sub rpc_ipParent {}
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233 | sub rpc_subParent {}
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234 | sub rpc_blockParent {}
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235 | sub rpc_getRoutedCity {}
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236 |
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237 | sub rpc_allocateBlock {
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238 | my %args = @_;
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239 |
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240 | _commoncheck(\%args, 'y');
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241 |
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242 | _validateInput(\%args);
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243 |
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244 | # Not required for update, delete
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245 | die "City is required\n" if !$args{city};
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246 | die "Customer ID is required\n" if !$args{custid};
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247 | die "Allocation type is required\n" if !$args{type};
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248 |
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249 | if ($args{type} =~ /^.i$/) {
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250 | die "Pool ID or VRF to allocate from is required\n" if !$args{parent} && !$args{vrf};
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251 | } else {
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252 | die "Free block to allocate from is required\n" if !$args{fbid};
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253 | }
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254 |
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255 | $args{user} = $args{rpcuser};
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256 | my ($code,$msg) = allocateBlock($ip_dbh, %args);
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257 |
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258 | if ($code eq 'OK' || $code eq 'WARN') {
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259 | if ($args{type} =~ /^.i$/) {
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260 | $msg =~ s|/32||;
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261 | mailNotify($ip_dbh, "a$args{type}", "ADDED: $disp_alloctypes{$args{type}} allocation",
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262 | "$disp_alloctypes{$args{type}} $msg allocated to customer $args{custid}\n".
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263 | "Description: $args{desc}\n\nAllocated by: $args{rpcsystem}/$args{rpcuser}\n");
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264 | } else {
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265 | my $netblock = new NetAddr::IP $args{block};
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266 | mailNotify($ip_dbh, "a$args{type}", "ADDED: $disp_alloctypes{$args{type}} allocation",
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267 | "$disp_alloctypes{$args{type}} $args{block} allocated to customer $args{custid}\n".
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268 | "Description: $args{desc}\n\nAllocated by: $args{rpcsystem}/$args{rpcuser}\n");
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269 | }
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270 | syslog "notice", "$args{rpcsystem}/$args{rpcuser} allocated '$args{block}' to '$args{custid}' as ".
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271 | "'$args{type}' ($msg)";
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272 | } else {
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273 | syslog "err", "Allocation of '$args{block}' to '$args{custid}' as ".
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274 | "'$args{type}' by $args{rpcsystem}/$args{rpcuser} failed: '$msg'";
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275 | die "$msg\n";
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276 | }
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277 | return $msg;
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278 | } # rpc_allocateBlock()
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279 |
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280 | # another internal sub; mainly a sub to make allocateBlock() a lot smaller
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281 | #sub rpc_initPool {}
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282 |
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283 |
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284 | sub rpc_updateBlock {
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285 | my %args = @_;
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286 |
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287 | _commoncheck(\%args, 'y');
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288 |
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289 | _validateInput(\%args);
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290 |
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291 | # Allow caller to send a CIDR instead of the block ID.
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292 | $args{origblock} = $args{block};
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293 | if ($args{block} =~ m{^(?:\d+\.){3}\d+(?:/32)?$}) {
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294 | # updating a static IP. retrieve the IP ID based on either the parent or VRF.
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295 | die "Pool ID or VRF is required\n" if !$args{parent} && !$args{vrf};
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296 | ($args{block}) = $ip_dbh->selectrow_array(
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297 | "SELECT id FROM poolips WHERE ip = ? AND ".($args{parent} ? "parent_id = ?" : "vrf = ?"),
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298 | undef, $args{block}, ($args{parent} ? $args{parent} : $args{vrf}) );
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299 | }
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300 |
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301 | my $binfo = getBlockData($ip_dbh, $args{block}, $args{type});
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302 |
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303 | # set assignIP_on_update to simplify some calling situations. better to use allocateBlock if possible though.
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304 | my ($code,$msg) = updateBlock($ip_dbh, %args, assignIP_on_update => 1);
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305 | if ($code eq 'FAIL') {
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306 | syslog "err", "$args{rpcsystem}/$args{rpcuser} could not update block/IP $args{block} ($binfo->{block}): '$msg'";
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307 | die "$msg\n";
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308 | }
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309 | syslog "notice", "$args{rpcsystem}/$args{rpcuser} updated $args{block} ($binfo->{block})";
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310 |
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311 | return $msg;
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312 | } # rpc_updateBlock()
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313 |
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314 |
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315 | sub rpc_deleteBlock {
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316 | my %args = @_;
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317 |
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318 | _commoncheck(\%args, 'y');
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319 |
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320 | if (!$args{block}) {
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321 | $args{block} = $args{cidr} if $args{cidr};
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322 | die "Block/IP is required\n" if !$args{block};
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323 | }
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324 |
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325 | if ($args{block} =~ m{^(?:\d+\.){3}\d+(?:/32)?$}) {
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326 | # deleting a static IP. retrieve the IP ID based on either the parent or VRF.
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327 | die "Pool ID or VRF is required\n" if !$args{parent} && !$args{vrf};
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328 | ($args{block}) = $ip_dbh->selectrow_array(
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329 | "SELECT id FROM poolips WHERE ip = ? AND ".($args{parent} ? "parent_id = ?" : "vrf = ?"),
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330 | undef, $args{block}, ($args{parent} ? $args{parent} : $args{vrf}) );
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331 | }
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332 |
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333 | # snag block info for log
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334 | my $blockinfo = getBlockData($ip_dbh, $args{block}, $args{type});
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335 | my ($code,$msg) = deleteBlock($ip_dbh, $args{block}, $args{type}, $args{delforward}, $args{rpcuser});
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336 |
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337 | my $authuser = "$args{rpcsystem}/$args{rpcuser}";
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338 | if ($code eq 'OK' || $code =~ /^WARN/) {
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339 | syslog "notice", "$authuser deallocated '$blockinfo->{type}'-type netblock ID $args{block} ".
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340 | "($blockinfo->{block}), $blockinfo->{custid}, $blockinfo->{city}, desc='$blockinfo->{description}'";
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341 | mailNotify($ip_dbh, 'da', "REMOVED: $disp_alloctypes{$blockinfo->{type}} $blockinfo->{block}",
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342 | # $args{block} useful? do we care about the block ID here?
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343 | "$disp_alloctypes{$blockinfo->{type}} $blockinfo->{block} deallocated by $authuser\n".
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344 | "CustID: $blockinfo->{custid}\nCity: $blockinfo->{city}\n".
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345 | "Description: $blockinfo->{description}\n");
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346 | } else {
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347 | if ($args{type} =~ /^.i$/) {
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348 | syslog "err", "$authuser could not deallocate static IP ID $args{block} ($blockinfo->{block}): '$msg'";
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349 | } else {
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350 | syslog "err", "$authuser could not deallocate netblock ID $args{block} ($blockinfo->{block}): '$msg'";
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351 | }
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352 | }
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353 |
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354 | return $msg;
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355 | } # rpc_deleteBlock()
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356 |
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357 |
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358 | sub rpc_getBlockData {}
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359 | sub rpc_getBlockRDNS {}
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360 | sub rpc_getNodeList {}
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361 | sub rpc_getNodeName {}
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362 | sub rpc_getNodeInfo {}
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363 | sub rpc_mailNotify {}
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364 |
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365 |
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366 | ##
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367 | ## Subs not part of the core IPDB
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368 | ##
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369 |
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370 | # Subs to send back IPDB globals
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371 |
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372 | #our %disp_alloctypes;
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373 | sub rpc_getDispAlloctypes {
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374 | my %args = @_;
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375 | _commoncheck(\%args, 'n');
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376 | return \%disp_alloctypes;
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377 | }
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378 |
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379 | #our %list_alloctypes;
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380 | sub rpc_getListAlloctypes {
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381 | my %args = @_;
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382 | _commoncheck(\%args, 'n');
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383 | return \%list_alloctypes;
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384 | }
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385 |
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386 | #our %def_custids;
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387 | sub rpc_getDefCustIDs {
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388 | my %args = @_;
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389 | _commoncheck(\%args, 'n');
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390 | return \%def_custids;
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391 | }
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392 |
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393 | #our @citylist;
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394 | sub rpc_getCityList {
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395 | my %args = @_;
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396 | _commoncheck(\%args, 'n');
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397 | return \@citylist;
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398 | }
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399 |
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400 | #our @poplist;
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401 | sub rpc_getPOPList {
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402 | my %args = @_;
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403 | _commoncheck(\%args, 'n');
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404 | return \@poplist;
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405 | }
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406 |
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407 | # not sure how useful it is to expose this on RPC
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408 | #our %IPDBacl;
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409 | sub rpc_getIPDBacl {
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410 | my %args = @_;
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411 | _commoncheck(\%args, 'n');
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412 | return \%IPDBacl;
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413 | }
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414 |
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415 | # Operations not provided directly by the core IPDB
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416 |
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417 | # Get a list of available static IPs of the given type
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418 | # Not a core IPDB sub since there's little use for this format.
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419 | sub rpc_getAvailableStatics {
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420 | my %args = @_;
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421 |
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422 | _commoncheck(\%args, 'n');
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423 |
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424 | my ($base,undef) = split //, $args{type};
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425 | $base .= "_";
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426 | my @params = ($base);
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427 |
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428 | my $sql = "SELECT poolips.id,poolips.ip,poolips.parent_id,poolips.pool ".
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429 | "FROM poolips JOIN allocations ON poolips.parent_id=allocations.id WHERE poolips.type LIKE ?";
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430 | if ($base ne 'd_' && $args{city}) {
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431 | $sql .= " AND allocations.city=?";
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432 | push @params, $args{city};
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433 | }
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434 | $sql .= " AND poolips.available='y'";
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435 |
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436 | my $ret = $ip_dbh->selectall_arrayref($sql, { Slice => {} }, (@params) );
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437 | die $ip_dbh->errstr if !$ret;
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438 |
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439 | return $ret;
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440 | } # rpc_getAvailableStatics()
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441 |
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442 |
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443 | sub rpc_getBackupList {
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444 | my %args = @_;
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445 |
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446 | _commoncheck(\%args, 'n');
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447 |
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448 | # grab the whole waffle.
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449 | my $sql = "SELECT backup_id, bkbrand, bkmodel, bktype, bkport, bksrc, bkuser, bkvpass, bkepass, ip FROM backuplist";
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450 | my $result = $ip_dbh->selectall_arrayref($sql, { Slice => {} });
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451 | die $ip_dbh->errstr if !$result;
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452 |
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453 | return $result;
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454 | } # rpc_getBackupList()
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455 |
|
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456 |
|
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457 | sub rpc_findAllocation {
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458 | my %args = @_;
|
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459 |
|
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460 | _commoncheck(\%args, 'n');
|
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461 |
|
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462 | die "IP to search for required\n" if !$args{ip} || $args{ip} !~ /^\d+\.\d+\.\d+\.\d+$/;
|
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463 |
|
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464 | my $sql = "SELECT cidr,custid,type FROM searchme WHERE cidr >>= ?";
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465 | # first, check if it's even on our network
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466 | my $isours = $ip_dbh->selectall_arrayref($sql." AND type = 'mm'", undef, $args{ip});
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467 | die $ip_dbh->errstr."\n" if $ip_dbh->err; # do we care?
|
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468 | die "IP not on our network\n" if !@$isours;
|
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469 |
|
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470 | # now, find the specific allocation
|
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471 | my $result = $ip_dbh->selectall_arrayref($sql." AND NOT type LIKE '_m' ORDER BY cidr DESC",
|
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472 | { Slice => {} }, $args{ip});
|
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473 | die $ip_dbh->errstr."\n" if $ip_dbh->err;
|
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474 |
|
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475 | return $result;
|
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476 | } # rpc_findAllocation()
|
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