1 | # |
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2 | # Copyright (c) 2004-2007 - Consultas, PKG.fr |
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3 | # |
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4 | # This file is part of A2P. |
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5 | # |
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6 | # A2P is free software; you can redistribute it and/or modify |
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7 | # it under the terms of the GNU General Public License as published by |
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8 | # the Free Software Foundation; either version 2 of the License, or |
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9 | # (at your option) any later version. |
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10 | # |
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11 | # A2P is distributed in the hope that it will be useful, |
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12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | # GNU General Public License for more details. |
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15 | # |
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16 | # You should have received a copy of the GNU General Public License |
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17 | # along with A2P; if not, write to the Free Software |
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18 | # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
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19 | # |
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20 | # $Id: Infos.pm 3 2007-10-18 16:20:19Z guillaume $ |
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21 | # |
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22 | # Class to report any usefull information |
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23 | # |
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24 | |
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25 | package A2P::Infos ; |
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26 | |
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27 | use strict; |
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28 | use A2P::Globals ; |
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29 | use A2P::Globals qw( get_default_lockid ); |
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30 | use A2P::Syslog ; |
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31 | use A2P::Init ; |
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32 | use A2P::Init qw( ResetInit ); |
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33 | |
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34 | BEGIN { |
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35 | our $VERSION = sprintf "%s", q$Rev: 1185 $ =~ /(\d[0-9.]+)\s+/ ; |
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36 | } |
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37 | our $VERSION ; |
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38 | |
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39 | sub new { |
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40 | my $class = shift ; |
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41 | my $self = { |
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42 | LOCKID_LIST => [] |
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43 | } ; |
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44 | bless $self , $class ; |
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45 | &Debug("new ".__PACKAGE__." object v$VERSION created"); |
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46 | return $self ; |
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47 | } |
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48 | |
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49 | my $default_lockid = &get_default_lockid() ; |
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50 | my $config ; |
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51 | |
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52 | sub _get_local_servicename { |
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53 | my $lockid = shift ; |
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54 | my $service = shift ; |
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55 | |
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56 | my @confs ; |
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57 | my @found = () ; |
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58 | |
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59 | # If one more argument, it's directly the local service name |
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60 | if (defined($service)) { |
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61 | @confs = ( '/etc/afp2print/' . $service . '.conf' ) ; |
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62 | |
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63 | } else { |
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64 | # Get all local configuration files |
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65 | @confs = glob( '/etc/afp2print/*.conf' ) ; |
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66 | } |
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67 | |
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68 | foreach my $conf (@confs) { |
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69 | my ( $name ) = $conf =~ m|^/etc/afp2print/([^/]+)\.conf$| ; |
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70 | # Skip other configurations |
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71 | next if ( $name =~ /^destid|documents|afpds2tex|stat|e-service/ ); |
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72 | |
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73 | &Debug("Checking '$conf' configuration") if ($ADVANCED_DEBUGGING); |
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74 | |
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75 | # Initialize Init module |
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76 | &ResetInit ; |
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77 | &Init( "$A2P_SYS_CONF" , $conf ); |
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78 | |
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79 | # Requested values must be specified here |
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80 | my @env = &Init( |
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81 | '$TEXSPOOL' => '', |
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82 | '$AFPSPOOL' => '', |
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83 | '$ERRORSPOOL' => '', |
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84 | '$DONESPOOL' => '', |
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85 | '$LOCKID' => $default_lockid, |
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86 | '$SCAN_SPOOL' => 0, |
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87 | '$KEEP_JOBSTATUS' => 0 |
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88 | ); |
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89 | my %env = () ; |
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90 | foreach my $env ( @env ) { |
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91 | $env =~ s|ENV\{(\w+)\}|env{$1}| ; |
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92 | eval $env ; |
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93 | } |
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94 | |
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95 | next unless ( $env{LOCKID} eq $lockid |
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96 | and $env{SCAN_SPOOL} and $env{KEEP_JOBSTATUS}); |
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97 | |
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98 | &Debug("Service '$name' uses '$env{LOCKID}' LOCKID") |
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99 | if ($ADVANCED_DEBUGGING); |
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100 | |
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101 | # Keep config for other API |
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102 | $config = \%env ; |
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103 | |
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104 | push @found, $name ; |
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105 | } |
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106 | |
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107 | return @found ; |
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108 | } |
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109 | |
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110 | sub _recursive_serviceid_table_check { |
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111 | my $ref = shift ; |
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112 | my $depth = shift || 0 ; |
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113 | return &Error("Not a hash ref at depth $depth in services id list") |
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114 | unless (ref($ref) =~ /^HASH/); |
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115 | if ($depth<2) { |
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116 | map { |
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117 | unless(&_recursive_serviceid_table_check($ref->{$_},$depth+1)) { |
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118 | delete $ref->{$_} ; |
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119 | &Error("Key '$_' deleted at depth $depth in services id list"); |
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120 | } |
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121 | } keys(%{$ref}) ; |
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122 | |
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123 | } elsif (!exists($ref->{serviceid}) or !defined($ref->{serviceid}) |
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124 | or !$ref->{serviceid}) { |
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125 | return &Error("'serviceid' key not found"); |
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126 | } |
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127 | return scalar(keys(%{$ref})) ; |
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128 | } |
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129 | |
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130 | sub get_lockid_list { |
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131 | return @{$_[0]->{LOCKID_LIST}} ; |
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132 | } |
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133 | |
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134 | sub get_serviceid_of { |
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135 | my $self = shift ; |
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136 | my $object = shift ; |
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137 | |
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138 | my $lockids = $self->{LOCKID} ; |
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139 | $lockids = $self->{LOCKID} = {} unless (defined($lockids)); |
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140 | |
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141 | # Services table is transmitted by A2P::DB as hash to initialize our list |
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142 | if (ref($object) =~ /^HASH/) { |
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143 | if (&_recursive_serviceid_table_check($object)) { |
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144 | my @services = () ; |
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145 | $self->{LOCKID_ERROR} = 0 ; |
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146 | |
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147 | # Scan hash to get any (lockid,serviceid) pair |
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148 | foreach my $name (keys(%{$object})) { |
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149 | foreach my $lockid (keys(%{$object->{$name}})) { |
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150 | my $serviceid = |
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151 | exists($object->{$name}->{$lockid}->{serviceid}) |
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152 | ? |
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153 | $object->{$name}->{$lockid}->{serviceid} |
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154 | : |
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155 | &Error("No serviceid found for '$name-$lockid'") |
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156 | ; |
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157 | #&Debug("Keeping serviceid $serviceid for '$name-$lockid'"); |
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158 | push @services, [ $lockid , $serviceid , $name ] ; |
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159 | } |
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160 | } |
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161 | |
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162 | # Scan each pair to get conflicting ones |
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163 | while (@services) { |
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164 | my ( $lockid, $serviceid, $name ) = @{ shift @services } ; |
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165 | my @match = () ; |
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166 | if (@match = grep { $_->[0] eq $lockid } @services) { |
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167 | &Debug("Found services with same LOCKID for this server"); |
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168 | |
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169 | # 0. Still strip conflicting from list |
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170 | @services = grep { $_->[0] ne $lockid } @services ; |
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171 | |
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172 | # 1. Search available LOCKID in local configurations |
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173 | my @localname = &_get_local_servicename($lockid); |
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174 | if (!@localname) { |
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175 | &Debug("No local service with $lockid LOCKID found, skipping it"); |
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176 | next ; |
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177 | |
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178 | } elsif (@localname == 1 and $localname[0] eq $name) { |
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179 | # This lockid is in fact the only one used today, so |
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180 | # just remove the others |
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181 | &Debug("Found '$lockid' is managed by service '$name'"); |
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182 | |
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183 | } elsif (@localname == 1) { |
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184 | # Only local service really use this lockid but it should |
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185 | # be in @match others list |
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186 | my @realone = grep { $_->[2] eq $localname[0] } @match ; |
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187 | &Debug("Not installed locally"),next unless (@realone); |
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188 | &Debug("Found '$lockid' is managed by service '$localname[0]'"); |
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189 | &Warn("Found many local service '$name-$lockid', please update your confs") |
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190 | if (@realone>1); |
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191 | ( $lockid, $serviceid, $name ) = @{$realone[0]} ; |
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192 | |
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193 | } else { |
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194 | # Found many local running service with the same LOCKID, we need to |
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195 | # say something is bad in configurations |
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196 | &Warn("Bad server configuration found: ". |
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197 | "many service seems to have the same LOCKID", |
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198 | "So I will associating serviceid $serviceid to only service $name", |
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199 | "You should check configuration files, and set different LOCKID for each one", |
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200 | map { "'$_' service configuration is to check"} @localname |
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201 | ); |
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202 | } |
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203 | } |
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204 | |
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205 | if ( ! defined($lockids->{$lockid}) or |
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206 | $lockids->{$lockid} != $serviceid ) { |
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207 | &Debug("Setting serviceid to $serviceid for lockid $lockid as service $name"); |
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208 | $lockids->{$lockid} = $serviceid ; |
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209 | } |
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210 | } |
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211 | |
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212 | # Update lockid list |
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213 | $self->{LOCKID_LIST} = [ keys(%{$lockids}) ] ; |
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214 | |
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215 | # And return ourself |
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216 | return $self ; |
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217 | |
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218 | } else { |
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219 | return &Error("No serviceid table found in '$object'"); |
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220 | } |
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221 | |
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222 | } |
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223 | |
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224 | return (defined($lockids->{$object}) and $lockids->{$object}) ? |
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225 | $lockids->{$object} : 0 ; |
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226 | } |
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227 | |
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228 | sub get_servicename_of { |
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229 | my $self = shift ; |
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230 | my @name = &_get_local_servicename(@_) ; |
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231 | my $name = shift @name ; |
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232 | return '' unless ( defined($name) and $name ); |
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233 | #&Debug("Servicename of '@_' is '$name'"); |
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234 | return $name ; |
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235 | } |
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236 | |
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237 | sub get_afpspool_of { |
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238 | my $self = shift ; |
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239 | my $lockid = shift ; |
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240 | my $service = shift || 'afpds2tex' ; |
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241 | my @name = &_get_local_servicename($lockid,$service) ; |
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242 | my $name = shift @name ; |
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243 | return &Error("No conf found for $service service (Got '$name')") |
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244 | unless ( $name eq $service ); |
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245 | #&Debug("Servicename of '@_' is '$name'"); |
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246 | return exists($config->{'AFPSPOOL'}) ? $config->{'AFPSPOOL'} : |
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247 | &Error("AFPSPOOL not found for $service service") ; |
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248 | } |
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249 | |
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250 | sub get_spools_of { |
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251 | my $self = shift ; |
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252 | my $lockid = shift ; |
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253 | my $service = shift || 'afpds2tex' ; |
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254 | my @name = &_get_local_servicename($lockid,$service) ; |
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255 | my $name = shift @name ; |
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256 | return &Error("No conf found for $service service (Got '$name')") |
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257 | unless ( $name eq $service ); |
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258 | #&Debug("Servicename of '@_' is '$name'"); |
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259 | return map { exists($config->{$_}) ? $config->{$_} : '' } |
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260 | qw( DONESPOOL ERRORSPOOL ) ; |
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261 | } |
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262 | |
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263 | &Debug("Module " . __PACKAGE__ . " v$VERSION loaded"); |
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264 | |
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265 | 1; |
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266 | |
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