1 =pod
3 =head1 NAME
5 mailqueue_com - Implementation of a GOsa-SI event module.
7 =head1 SYNOPSIS
9 use GOSA::GosaSupportDaemon;
10 use Time::HiRes qw(usleep);
11 use MIME::Base64;
13 =head1 DESCRIPTION
15 A GOsa-SI event module containing all functions used by GOsa mail queue. This module will
16 be automatically imported by GOsa-SI if it is under F</usr/lib/gosa-si/server/E<lt>PACKAGEMODULEE<gt>/> .
19 =head1 METHODS
21 =cut
23 package mailqueue_com;
25 use strict;
26 use warnings;
28 use Exporter;
29 use GOSA::GosaSupportDaemon;
30 use Data::Dumper;
31 use Time::HiRes qw( usleep);
32 use MIME::Base64;
34 @ISA = qw(Exporter);
35 my @events = (
36 "get_events",
37 "mailqueue_query",
38 "mailqueue_header",
39 );
40 @EXPORT = @events;
42 BEGIN {}
44 END {}
46 ### Start ######################################################################
48 =pod
50 =over 4
52 =item get_events ( )
54 Returns a list of functions which are exported by the module.
56 =back
58 =cut
60 sub get_events {
61 return \@events;
62 }
65 =pod
67 =over 4
69 =item mailqueue_query( $msg, $msg_hash, $session_id )
71 This function do for incoming messages with header 'mailqueue_query' the target translation from mac address to ip:port address, updates job_queue, send message to client and wait for client answer.
73 Returns the answer of the client.
75 =back
77 =cut
79 sub mailqueue_query {
80 my ($msg, $msg_hash, $session_id) = @_ ;
81 my $header = @{$msg_hash->{header}}[0];
82 my $target = @{$msg_hash->{target}}[0];
83 my $source = @{$msg_hash->{source}}[0];
84 my $jobdb_id = @{$msg_hash->{'jobdb_id'}}[0];
85 my $error = 0;
86 my $error_string;
87 my $answer_msg;
88 my ($sql, $res);
90 if( defined $jobdb_id) {
91 my $sql_statement = "UPDATE $main::job_queue_tn SET status='processed' WHERE id=$jobdb_id";
92 &main::daemon_log("$session_id DEBUG: $sql_statement", 7);
93 my $res = $main::job_db->exec_statement($sql_statement);
94 }
96 # search for the correct target address
97 $sql = "SELECT * FROM $main::known_clients_tn WHERE ((hostname='$target') || (macaddress LIKE '$target'))";
98 $res = $main::known_clients_db->exec_statement($sql);
99 my ($host_name, $host_key); # sanity check of db result
100 if ((defined $res) && (@$res > 0) && @{@$res[0]} > 0) {
101 $host_name = @{@$res[0]}[0];
102 $host_key = @{@$res[0]}[2];
103 } else {
104 &main::daemon_log("$session_id ERROR: cannot determine host_name and host_key from known_clients_db\n$msg", 1);
105 $error_string = "Cannot determine host_name and host_key from known_clients_db";
106 $error = 1;
107 }
109 # send message to target
110 if (not $error) {
111 $msg =~ s/<source>GOSA<\/source>/<source>$main::server_address<\/source>/g;
112 $msg =~ s/<\/xml>/<session_id>$session_id<\/session_id><\/xml>/;
113 &main::send_msg_to_target($msg, $host_name, $host_key, $header, $session_id);
114 }
116 # waiting for answer
117 if (not $error) {
118 my $message_id;
119 my $i = 0;
120 while (1) {
121 $i++;
122 $sql = "SELECT * FROM $main::incoming_tn WHERE headertag='answer_$session_id'";
123 $res = $main::incoming_db->exec_statement($sql);
124 if (ref @$res[0] eq "ARRAY") {
125 $message_id = @{@$res[0]}[0];
126 last;
127 }
128 if ($i > 100) { last; } # do not run into a endless loop
129 usleep(100000);
130 }
131 # if answer exists
132 if (defined $message_id) {
133 $answer_msg = decode_base64(@{@$res[0]}[4]);
134 $answer_msg =~ s/<target>\S+<\/target>/<target>$source<\/target>/;
135 $answer_msg =~ s/<header>\S+<\/header>/<header>$header<\/header>/;
137 my $forward_to_gosa = @{$msg_hash->{'forward_to_gosa'}}[0];
138 if (defined $forward_to_gosa){
139 $answer_msg =~s/<\/xml>/<forward_to_gosa>$forward_to_gosa<\/forward_to_gosa><\/xml>/;
140 }
141 $sql = "DELETE FROM $main::incoming_tn WHERE id=$message_id";
142 $res = $main::incoming_db->exec_statement($sql);
143 }
144 }
146 return ( $answer_msg );
147 }
149 =pod
151 =over 4
153 =item mailqueue_header ( $msg, $msg_hash, $session_id )
155 This function do for incoming messages with header 'mailqueue_header' the target translation from mac address to ip:port address, updates job_queue, send message to client and wait for client answer.
157 Returns the answer of the client.
159 =back
161 =cut
162 sub mailqueue_header {
163 my ($msg, $msg_hash, $session_id) = @_ ;
164 my $header = @{$msg_hash->{header}}[0];
165 my $target = @{$msg_hash->{target}}[0];
166 my $source = @{$msg_hash->{source}}[0];
167 my $jobdb_id = @{$msg_hash->{'jobdb_id'}}[0];
168 my $error = 0;
169 my $error_string;
170 my $answer_msg;
171 my ($sql, $res);
173 if( defined $jobdb_id) {
174 my $sql_statement = "UPDATE $main::job_queue_tn SET status='processed' WHERE id=$jobdb_id";
175 &main::daemon_log("$session_id DEBUG: $sql_statement", 7);
176 my $res = $main::job_db->exec_statement($sql_statement);
177 }
179 # search for the correct target address
180 $sql = "SELECT * FROM $main::known_clients_tn WHERE ((hostname='$target') || (macaddress LIKE '$target'))";
181 $res = $main::known_clients_db->exec_statement($sql);
182 my ($host_name, $host_key);
183 if ((defined $res) && (@$res > 0) && @{@$res[0]} > 0) { # sanity check of db result
184 $host_name = @{@$res[0]}[0];
185 $host_key = @{@$res[0]}[2];
186 } else {
187 &main::daemon_log("$session_id ERROR: cannot determine host_name and host_key from known_clients_db\n$msg", 1);
188 $error_string = "Cannot determine host_name and host_key from known_clients_db";
189 $error = 1;
190 }
192 # send message to target
193 if (not $error) {
194 $msg =~ s/<source>GOSA<\/source>/<source>$main::server_address<\/source>/g;
195 $msg =~ s/<\/xml>/<session_id>$session_id<\/session_id><\/xml>/;
196 &main::send_msg_to_target($msg, $host_name, $host_key, $header, $session_id);
197 }
199 # waiting for answer
200 if (not $error) {
201 my $message_id;
202 my $i = 0;
203 while (1) {
204 $i++;
205 $sql = "SELECT * FROM $main::incoming_tn WHERE headertag='answer_$session_id'";
206 $res = $main::incoming_db->exec_statement($sql);
207 if (ref @$res[0] eq "ARRAY") {
208 $message_id = @{@$res[0]}[0];
209 last;
210 }
211 if ($i > 100) { last; } # do not run into a endless loop
212 usleep(100000);
213 }
214 # if answer exists
215 if (defined $message_id) {
216 $answer_msg = decode_base64(@{@$res[0]}[4]);
217 $answer_msg =~ s/<target>\S+<\/target>/<target>$source<\/target>/;
218 $answer_msg =~ s/<header>\S+<\/header>/<header>$header<\/header>/;
220 my $forward_to_gosa = @{$msg_hash->{'forward_to_gosa'}}[0];
221 if (defined $forward_to_gosa){
222 $answer_msg =~s/<\/xml>/<forward_to_gosa>$forward_to_gosa<\/forward_to_gosa><\/xml>/;
223 }
224 $sql = "DELETE FROM $main::incoming_tn WHERE id=$message_id";
225 $res = $main::incoming_db->exec_statement($sql);
226 }
227 }
229 return ( $answer_msg );
230 }
233 =pod
235 =head1 BUGS
237 Please report any bugs, or post any suggestions, to the GOsa mailing list E<lt>gosa-devel@oss.gonicus.deE<gt> or to L<https://oss.gonicus.de/labs/gosa>
239 =head1 COPYRIGHT
241 This code is part of GOsa (L<http://www.gosa-project.org>)
243 Copyright (C) 2003-2008 GONICUS GmbH
245 ID: $$Id$$
247 This program is free software; you can redistribute it and/or modify
248 it under the terms of the GNU General Public License as published by
249 the Free Software Foundation; either version 2 of the License, or
250 (at your option) any later version.
252 This program is distributed in the hope that it will be useful,
253 but WITHOUT ANY WARRANTY; without even the implied warranty of
254 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
255 GNU General Public License for more details.
257 You should have received a copy of the GNU General Public License
258 along with this program; if not, write to the Free Software
259 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
262 =cut
264 # vim:ts=4:shiftwidth:expandtab
265 1;