1 package GosaPackages;
3 use strict;
4 use warnings;
6 use Exporter;
7 use GOsaSI::GosaSupportDaemon;
8 use IO::Socket::INET;
9 use Socket;
10 use XML::Simple;
11 use File::Spec;
12 use Data::Dumper;
13 use MIME::Base64;
14 use Net::ARP;
16 our @ISA = ("Exporter");
18 my $event_dir = "/usr/lib/gosa-si/server/GosaPackages";
19 use lib "/usr/lib/gosa-si/server/GosaPackages";
21 BEGIN{}
22 END{}
24 my $network_interface;
25 my $gosa_mac_address;
27 ## START ##########################
29 $network_interface= &get_interface_for_ip($main::server_ip);
30 $gosa_mac_address= &get_mac($network_interface);
32 # complete addresses
33 if( inet_aton($main::server_ip) ){ $main::server_ip = inet_ntoa(inet_aton($main::server_ip)); }
34 $main::server_address = $main::server_ip.":".$main::server_port;
38 # import local events
39 my ($error, $result, $event_hash) = &import_events($event_dir);
40 foreach my $log_line (@$result) {
41 if ($log_line =~ / succeed: /) {
42 &main::daemon_log("0 INFO: GosaPackages - $log_line", 5);
43 } else {
44 &main::daemon_log("0 ERROR: GosaPackages - $log_line", 1);
45 }
46 }
48 # build vice versa event_hash, event_name => module
49 my $event2module_hash = {};
50 while (my ($module, $mod_events) = each %$event_hash) {
51 while (my ($event_name, $nothing) = each %$mod_events) {
52 $event2module_hash->{$event_name} = $module;
53 }
55 }
58 ## FUNCTIONS #################################################################
60 sub get_module_info {
61 my @info = ($main::gosa_address,
62 $main::gosa_passwd,
63 $event_hash,
64 );
65 return \@info;
66 }
69 #=== FUNCTION ================================================================
70 # NAME: get_mac
71 # PARAMETERS: interface name (i.e. eth0)
72 # RETURNS: (mac address)
73 # DESCRIPTION: Uses ioctl to get mac address directly from system.
74 #===============================================================================
75 sub get_mac {
76 my $ifreq= shift;
77 my $result;
78 if ($ifreq && length($ifreq) > 0) {
79 if($ifreq eq "all") {
80 $result = "00:00:00:00:00:00";
81 } else {
82 # A configured MAC Address should always override a guessed value
83 if ($gosa_mac_address and length($gosa_mac_address) > 0) {
84 $result= $gosa_mac_address;
85 }
87 $result = Net::ARP::get_mac($ifreq);
88 }
89 }
90 return $result;
91 }
94 #=== FUNCTION ================================================================
95 # NAME: process_incoming_msg
96 # PARAMETERS: crypted_msg - string - incoming crypted message
97 # RETURNS: nothing
98 # DESCRIPTION: handels the proceeded distribution to the appropriated functions
99 #===============================================================================
100 sub process_incoming_msg {
101 my ($msg, $msg_hash, $session_id) = @_ ;
102 my $header = @{$msg_hash->{header}}[0];
103 my @msg_l;
104 my @out_msg_l;
106 &main::daemon_log("$session_id DEBUG: GosaPackages: msg to process '$header'", 26);
108 if ($header =~ /^job_/) {
109 @msg_l = &process_job_msg($msg, $msg_hash, $session_id);
110 }
111 elsif ($header =~ /^gosa_/) {
112 @msg_l = &process_gosa_msg($msg, $msg_hash, $session_id);
113 }
114 else {
115 &main::daemon_log("$session_id ERROR: $header is not a valid GosaPackage-header, need a 'job_' or a 'gosa_' prefix", 1);
116 }
118 foreach my $out_msg ( @msg_l ) {
119 # determine the correct outgoing source address to the corresponding target address
120 $out_msg =~ /<target>(\S*)<\/target>/;
121 my $act_target = $1;
122 $act_target =~ s/GOSA/$main::server_address/;
123 my $act_server_ip = &main::get_local_ip_for_remote_ip(sprintf("%s", $act_target =~ /^([0-9\.]*?):.*$/));
125 # Patch the correct outgoing source address
126 if ($out_msg =~ /<source>GOSA<\/source>/ ) {
127 $out_msg =~ s/<source>GOSA<\/source>/<source>$act_server_ip:$main::server_port<\/source>/g;
128 }
130 # Add to each outgoing message the current POE session id
131 $out_msg =~ s/<\/xml>/<session_id>$session_id<\/session_id><\/xml>/;
134 if (defined $out_msg){
135 push(@out_msg_l, $out_msg);
136 }
137 }
139 return \@out_msg_l;
140 }
143 sub process_gosa_msg {
144 my ($msg, $msg_hash, $session_id) = @_ ;
145 my $out_msg;
146 my @out_msg_l = ('nohandler');
147 my $sql_events;
149 # strip gosa_ prefix from header, it is not used any more
150 @{$msg_hash->{'header'}}[0] =~ s/gosa_//;
151 $msg =~ s/<header>gosa_/<header>/;
153 my $header = @{$msg_hash->{'header'}}[0];
154 my $target = @{$msg_hash->{'target'}}[0];
156 # check local installed events
157 if( exists $event2module_hash->{$header} ) {
158 # a event exists with the header as name
159 &main::daemon_log("$session_id DEBUG: found event '$header' at event-module '".$event2module_hash->{$header}."'", 26);
160 no strict 'refs';
161 @out_msg_l = &{$event2module_hash->{$header}."::$header"}( $msg, $msg_hash, $session_id );
163 # check client registered events
164 } else {
165 $sql_events = "SELECT * FROM $main::known_clients_tn WHERE ( (macaddress LIKE '$target') OR (hostname='$target') )";
166 my $res = $main::known_clients_db->select_dbentry( $sql_events );
167 my $l = keys(%$res);
169 # set error if no or more than 1 hits are found for sql query
170 if ( $l != 1) {
171 @out_msg_l = ('knownclienterror');
172 # found exact 1 hit in db
173 } else {
174 my $client_events = $res->{'1'}->{'events'};
176 # client is registered for this event, deliver this message to client
177 if (($client_events =~ /^$header,/) || ($client_events =~ /,$header,/) || ($client_events =~ /,$header$/)) {
178 &main::daemon_log("$session_id DEBUg: client '$target' is registerd for event '$header', forward message to client.", 26);
179 @out_msg_l = ( $msg );
181 # client is not registered for this event, set error
182 } else {
183 @out_msg_l = ('noeventerror');
184 }
185 }
186 }
188 # if delivery not possible raise error and return
189 if (not defined $out_msg_l[0]) {
190 @out_msg_l = ();
191 } elsif ($out_msg_l[0] eq 'nohandler') {
192 &main::daemon_log("$session_id ERROR: GosaPackages: no event handler or core function defined for '$header'", 1);
193 @out_msg_l = ();
194 } elsif ($out_msg_l[0] eq 'knownclienterror') {
195 if ($header eq "ping") {
196 &main::daemon_log("$session_id WARNING: Cannot send '$header' to '$target'. GOsa-si do not know client. Maybe client is offline or gosa-si-client process is not running.", 3);
197 } else {
198 &main::daemon_log("$session_id ERROR: no general event handler found for '$header', check client registration events!", 1);
199 &main::daemon_log("$session_id ERROR: no or more than 1 hits are found at known_clients_db with sql query: '$sql_events'", 1);
200 &main::daemon_log("$session_id ERROR: processing is aborted and message will not be forwarded", 1);
201 }
202 @out_msg_l = ();
203 } elsif ($out_msg_l[0] eq 'noeventerror') {
204 &main::daemon_log("$session_id ERROR: no general event handler found for '$header', check client registration events!", 1);
205 &main::daemon_log("$session_id ERROR: client '$target' is not registered for event '$header', processing is aborted", 1);
206 @out_msg_l = ();
207 }
209 return @out_msg_l;
210 }
213 sub process_job_msg {
214 my ($msg, $msg_hash, $session_id)= @_ ;
215 my $out_msg;
216 my $error = 0;
218 my $header = @{$msg_hash->{'header'}}[0];
219 $header =~ s/job_//;
220 my $target = @{$msg_hash->{'target'}}[0];
222 # If no timestamp is specified, use 19700101000000
223 my $timestamp = "19700101000000";
224 if( exists $msg_hash->{'timestamp'} ) {
225 $timestamp = @{$msg_hash->{'timestamp'}}[0];
226 }
228 # If no macaddress is specified, raise error
229 my $macaddress;
230 if( exists $msg_hash->{'macaddress'} ) {
231 $macaddress = @{$msg_hash->{'macaddress'}}[0];
232 } 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 ) {
233 $macaddress = $1;
234 } else {
235 $error ++;
236 $out_msg = "<xml>".
237 "<header>answer</header>".
238 "<source>$main::server_address</source>".
239 "<target>GOSA</target>".
240 "<answer1>1</answer1>".
241 "<error_string>no mac address specified, neither in target-tag nor in macaddres-tag</error_string>".
242 "</xml>";
244 return ($out_msg);
245 }
247 # Determine plain_name for host
248 my $plain_name;
249 if ($header eq "opsi_install_client") { # Opsi installing clients use hostId as plain_name
250 if (not exists $msg_hash->{'hostId'}) {
251 $error++;
252 &daemon_log("$session_id ERROR: opsi_install_client-message has no xml-tag 'hostID', job was not created: $msg", 1);
253 } else {
254 $plain_name = $msg_hash->{'hostId'}[0];
255 $header = "trigger_action_reinstall"
256 }
258 } else { # Try to determine plain_name via ldap search
259 my $ldap_handle=&main::get_ldap_handle();
260 my $mesg = $ldap_handle->search(
261 base => $main::ldap_base,
262 scope => 'sub',
263 attrs => ['cn'],
264 filter => "(macAddress=$macaddress)");
265 if($mesg->code || ($mesg->count!=1)) {
266 &main::daemon_log($mesg->error, 1);
267 $plain_name = "none";
268 } else {
269 my $entry= $mesg->entry(0);
270 $plain_name = $entry->get_value("cn");
271 }
272 &main::release_ldap_handle($ldap_handle);
273 }
275 # Check if it is a periodical job
276 my $periodic = 'none';
277 if (exists $msg_hash->{periodic})
278 {
279 $periodic = $msg_hash->{periodic}[0];
280 if ($periodic ne 'none' and not $periodic =~ /[0-9]+_(hours|minutes|days|weeks|months)/) # Periodic tag is not valid
281 {
282 &main::daemon_log("$session_id ERROR: Message contains invalid periodic-tag '$periodic'.".
283 " Please use the following pattern for the tag: 'INTEGER_[minutes|hours|days|weeks|months]'".
284 " Aborted message: $msg", 1);
285 $out_msg = "<xml>".
286 "<header>answer</header><source>$main::server_address</source><target>GOSA</target>".
287 "<answer1>1</answer1><error_string>Message contains invalid periodic-tag '$periodic'</error_string>".
288 "</xml>";
289 return ($out_msg);
290 }
291 }
293 # Add job to job queue
294 if( $error == 0 ) {
295 my $func_dic = {table=>$main::job_queue_tn,
296 primkey=>['macaddress', 'headertag'],
297 timestamp=>$timestamp,
298 status=>'waiting',
299 result=>'none',
300 progress=>'none',
301 headertag=>$header,
302 targettag=>$target,
303 xmlmessage=>$msg,
304 macaddress=>$macaddress,
305 plainname=>$plain_name,
306 siserver=>"localhost",
307 modified=>"1",
308 periodic=>$periodic,
309 };
310 my $res = $main::job_db->add_dbentry($func_dic);
311 if (not $res == 0) {
312 &main::daemon_log("$session_id ERROR: GosaPackages: process_job_msg: $res", 1);
313 } else {
314 &main::daemon_log("$session_id INFO: GosaPackages: $header job successfully added to job queue", 5);
315 }
316 $out_msg = "<xml><header>answer</header><source>$main::server_address</source><target>GOSA</target><answer1>$res</answer1></xml>";
317 }
319 my @out_msg_l = ( $out_msg );
320 return @out_msg_l;
321 }
323 # vim:ts=4:shiftwidth:expandtab
324 1;