1 package GosaPackages;
3 use Exporter;
4 @ISA = ("Exporter");
6 use strict;
7 use warnings;
8 use GOSA::GosaSupportDaemon;
9 use IO::Socket::INET;
10 use Socket;
11 use XML::Simple;
12 use File::Spec;
13 use Data::Dumper;
14 use MIME::Base64;
15 use Net::ARP;
17 my $event_dir = "/usr/lib/gosa-si/server/GosaPackages";
18 use lib "/usr/lib/gosa-si/server/GosaPackages";
20 BEGIN{}
21 END{}
23 my $network_interface;
24 my $gosa_mac_address;
26 ## START ##########################
28 $network_interface= &get_interface_for_ip($main::server_ip);
29 $gosa_mac_address= &get_mac($network_interface);
31 # complete addresses
32 if( inet_aton($main::server_ip) ){ $main::server_ip = inet_ntoa(inet_aton($main::server_ip)); }
33 $main::server_address = $main::server_ip.":".$main::server_port;
37 # import local events
38 my ($error, $result, $event_hash) = &import_events($event_dir);
39 foreach my $log_line (@$result) {
40 if ($log_line =~ / succeed: /) {
41 &main::daemon_log("0 INFO: GosaPackages - $log_line", 5);
42 } else {
43 &main::daemon_log("0 ERROR: GosaPackages - $log_line", 1);
44 }
45 }
47 # build vice versa event_hash, event_name => module
48 my $event2module_hash = {};
49 while (my ($module, $mod_events) = each %$event_hash) {
50 while (my ($event_name, $nothing) = each %$mod_events) {
51 $event2module_hash->{$event_name} = $module;
52 }
54 }
57 ## FUNCTIONS #################################################################
59 sub get_module_info {
60 my @info = ($main::gosa_address,
61 $main::gosa_passwd,
62 $event_hash,
63 );
64 return \@info;
65 }
68 #=== FUNCTION ================================================================
69 # NAME: get_mac
70 # PARAMETERS: interface name (i.e. eth0)
71 # RETURNS: (mac address)
72 # DESCRIPTION: Uses ioctl to get mac address directly from system.
73 #===============================================================================
74 sub get_mac {
75 my $ifreq= shift;
76 my $result;
77 if ($ifreq && length($ifreq) > 0) {
78 if($ifreq eq "all") {
79 $result = "00:00:00:00:00:00";
80 } else {
81 # A configured MAC Address should always override a guessed value
82 if ($gosa_mac_address and length($gosa_mac_address) > 0) {
83 $result= $gosa_mac_address;
84 }
86 $result = Net::ARP::get_mac($ifreq);
87 }
88 }
89 return $result;
90 }
93 #=== FUNCTION ================================================================
94 # NAME: process_incoming_msg
95 # PARAMETERS: crypted_msg - string - incoming crypted message
96 # RETURNS: nothing
97 # DESCRIPTION: handels the proceeded distribution to the appropriated functions
98 #===============================================================================
99 sub process_incoming_msg {
100 my ($msg, $msg_hash, $session_id) = @_ ;
101 my $header = @{$msg_hash->{header}}[0];
102 my @msg_l;
103 my @out_msg_l;
105 &main::daemon_log("$session_id DEBUG: GosaPackages: msg to process '$header'", 26);
107 if ($header =~ /^job_/) {
108 @msg_l = &process_job_msg($msg, $msg_hash, $session_id);
109 }
110 elsif ($header =~ /^gosa_/) {
111 @msg_l = &process_gosa_msg($msg, $msg_hash, $session_id);
112 }
113 else {
114 &main::daemon_log("$session_id ERROR: $header is not a valid GosaPackage-header, need a 'job_' or a 'gosa_' prefix", 1);
115 }
117 foreach my $out_msg ( @msg_l ) {
118 # determine the correct outgoing source address to the corresponding target address
119 $out_msg =~ /<target>(\S*)<\/target>/;
120 my $act_target = $1;
121 $act_target =~ s/GOSA/$main::server_address/;
122 my $act_server_ip = &main::get_local_ip_for_remote_ip(sprintf("%s", $act_target =~ /^([0-9\.]*?):.*$/));
124 # Patch the correct outgoing source address
125 if ($out_msg =~ /<source>GOSA<\/source>/ ) {
126 $out_msg =~ s/<source>GOSA<\/source>/<source>$act_server_ip:$main::server_port<\/source>/g;
127 }
129 # Add to each outgoing message the current POE session id
130 $out_msg =~ s/<\/xml>/<session_id>$session_id<\/session_id><\/xml>/;
133 if (defined $out_msg){
134 push(@out_msg_l, $out_msg);
135 }
136 }
138 return \@out_msg_l;
139 }
142 sub process_gosa_msg {
143 my ($msg, $msg_hash, $session_id) = @_ ;
144 my $out_msg;
145 my @out_msg_l = ('nohandler');
146 my $sql_events;
148 # strip gosa_ prefix from header, it is not used any more
149 @{$msg_hash->{'header'}}[0] =~ s/gosa_//;
150 $msg =~ s/<header>gosa_/<header>/;
152 my $header = @{$msg_hash->{'header'}}[0];
153 my $target = @{$msg_hash->{'target'}}[0];
155 # check local installed events
156 if( exists $event2module_hash->{$header} ) {
157 # a event exists with the header as name
158 &main::daemon_log("$session_id DEBUG: found event '$header' at event-module '".$event2module_hash->{$header}."'", 26);
159 no strict 'refs';
160 @out_msg_l = &{$event2module_hash->{$header}."::$header"}( $msg, $msg_hash, $session_id );
162 # check client registered events
163 } else {
164 $sql_events = "SELECT * FROM $main::known_clients_tn WHERE ( (macaddress LIKE '$target') OR (hostname='$target') )";
165 my $res = $main::known_clients_db->select_dbentry( $sql_events );
166 my $l = keys(%$res);
168 # set error if no or more than 1 hits are found for sql query
169 if ( $l != 1) {
170 @out_msg_l = ('knownclienterror');
171 # found exact 1 hit in db
172 } else {
173 my $client_events = $res->{'1'}->{'events'};
175 # client is registered for this event, deliver this message to client
176 if (($client_events =~ /^$header,/) || ($client_events =~ /,$header,/) || ($client_events =~ /,$header$/)) {
177 &main::daemon_log("$session_id DEBUg: client '$target' is registerd for event '$header', forward message to client.", 26);
178 @out_msg_l = ( $msg );
180 # client is not registered for this event, set error
181 } else {
182 @out_msg_l = ('noeventerror');
183 }
184 }
185 }
187 # if delivery not possible raise error and return
188 if (not defined $out_msg_l[0]) {
189 @out_msg_l = ();
190 } elsif ($out_msg_l[0] eq 'nohandler') {
191 &main::daemon_log("$session_id ERROR: GosaPackages: no event handler or core function defined for '$header'", 1);
192 @out_msg_l = ();
193 } elsif ($out_msg_l[0] eq 'knownclienterror') {
194 if ($header eq "ping") {
195 &main::daemon_log("$session_id WARNING: Cannot send '$header' to '$target'. GOsa-si do not know client. Maybe client is offline or gosa-si-client process is not running.", 3);
196 } else {
197 &main::daemon_log("$session_id ERROR: no general event handler found for '$header', check client registration events!", 1);
198 &main::daemon_log("$session_id ERROR: no or more than 1 hits are found at known_clients_db with sql query: '$sql_events'", 1);
199 &main::daemon_log("$session_id ERROR: processing is aborted and message will not be forwarded", 1);
200 }
201 @out_msg_l = ();
202 } elsif ($out_msg_l[0] eq 'noeventerror') {
203 &main::daemon_log("$session_id ERROR: no general event handler found for '$header', check client registration events!", 1);
204 &main::daemon_log("$session_id ERROR: client '$target' is not registered for event '$header', processing is aborted", 1);
205 @out_msg_l = ();
206 }
208 return @out_msg_l;
209 }
212 sub process_job_msg {
213 my ($msg, $msg_hash, $session_id)= @_ ;
214 my $out_msg;
215 my $error = 0;
217 my $header = @{$msg_hash->{'header'}}[0];
218 $header =~ s/job_//;
219 my $target = @{$msg_hash->{'target'}}[0];
221 # If no timestamp is specified, use 19700101000000
222 my $timestamp = "19700101000000";
223 if( exists $msg_hash->{'timestamp'} ) {
224 $timestamp = @{$msg_hash->{'timestamp'}}[0];
225 }
227 # If no macaddress is specified, raise error
228 my $macaddress;
229 if( exists $msg_hash->{'macaddress'} ) {
230 $macaddress = @{$msg_hash->{'macaddress'}}[0];
231 } elsif (@{$msg_hash->{'target'}}[0] =~ /^([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})$/i ) {
232 $macaddress = $1;
233 } else {
234 $error ++;
235 $out_msg = "<xml>".
236 "<header>answer</header>".
237 "<source>$main::server_address</source>".
238 "<target>GOSA</target>".
239 "<answer1>1</answer1>".
240 "<error_string>no mac address specified, neither in target-tag nor in macaddres-tag</error_string>".
241 "</xml>";
243 return ($out_msg);
244 }
246 # Determine plain_name for host
247 my $plain_name;
248 if ($header eq "opsi_install_client") { # Opsi installing clients use hostId as plain_name
249 if (not exists $msg_hash->{'hostId'}) {
250 $error++;
251 &daemon_log("$session_id ERROR: opsi_install_client-message has no xml-tag 'hostID', job was not created: $msg", 1);
252 } else {
253 $plain_name = $msg_hash->{'hostId'}[0];
254 $header = "trigger_action_reinstall"
255 }
257 } else { # Try to determine plain_name via ldap search
258 my $ldap_handle=&main::get_ldap_handle();
259 my $mesg = $ldap_handle->search(
260 base => $main::ldap_base,
261 scope => 'sub',
262 attrs => ['cn'],
263 filter => "(macAddress=$macaddress)");
264 if($mesg->code || ($mesg->count!=1)) {
265 &main::daemon_log($mesg->error, 1);
266 $plain_name = "none";
267 } else {
268 my $entry= $mesg->entry(0);
269 $plain_name = $entry->get_value("cn");
270 }
271 &main::release_ldap_handle($ldap_handle);
272 }
274 # Check if it is a periodical job
275 my $periodic = 'none';
276 if (exists $msg_hash->{periodic})
277 {
278 $periodic = $msg_hash->{periodic}[0];
279 if ($periodic ne 'none' and not $periodic =~ /[0-9]+_(hours|minutes|days|weeks|months)/) # Periodic tag is not valid
280 {
281 &main::daemon_log("$session_id ERROR: Message contains invalid periodic-tag '$periodic'.".
282 " Please use the following pattern for the tag: 'INTEGER_[minutes|hours|days|weeks|months]'".
283 " Aborted message: $msg", 1);
284 $out_msg = "<xml>".
285 "<header>answer</header><source>$main::server_address</source><target>GOSA</target>".
286 "<answer1>1</answer1><error_string>Message contains invalid periodic-tag '$periodic'</error_string>".
287 "</xml>";
288 return ($out_msg);
289 }
290 }
292 # Add job to job queue
293 if( $error == 0 ) {
294 my $func_dic = {table=>$main::job_queue_tn,
295 primkey=>['macaddress', 'headertag'],
296 timestamp=>$timestamp,
297 status=>'waiting',
298 result=>'none',
299 progress=>'none',
300 headertag=>$header,
301 targettag=>$target,
302 xmlmessage=>$msg,
303 macaddress=>$macaddress,
304 plainname=>$plain_name,
305 siserver=>"localhost",
306 modified=>"1",
307 periodic=>$periodic,
308 };
309 my $res = $main::job_db->add_dbentry($func_dic);
310 if (not $res == 0) {
311 &main::daemon_log("$session_id ERROR: GosaPackages: process_job_msg: $res", 1);
312 } else {
313 &main::daemon_log("$session_id INFO: GosaPackages: $header job successfully added to job queue", 5);
314 }
315 $out_msg = "<xml><header>answer</header><source>$main::server_address</source><target>GOSA</target><answer1>$res</answer1></xml>";
316 }
318 my @out_msg_l = ( $out_msg );
319 return @out_msg_l;
320 }
322 # vim:ts=4:shiftwidth:expandtab
323 1;