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 GOSA::DBsqlite;
15 use MIME::Base64;
17 my $event_dir = "/usr/lib/gosa-si/server/GosaPackages";
18 use lib "/usr/lib/gosa-si/server/GosaPackages";
20 BEGIN{}
21 END{}
23 my ($server_ip, $server_port, $server_passwd, $max_clients);
24 my ($gosa_ip, $gosa_mac_address, $gosa_port, $gosa_passwd, $network_interface);
25 my ($job_queue_timeout, $job_queue_file_name);
27 my %cfg_defaults = (
28 "server" => {
29 "ip" => [\$server_ip, "0.0.0.0"],
30 "port" => [\$server_port, "20081"],
31 "key" => [\$server_passwd, ""],
32 "max-clients" => [\$max_clients, 100],
33 },
34 "GOsaPackages" => {
35 "ip" => [\$gosa_ip, "0.0.0.0"],
36 "port" => [\$gosa_port, "20082"],
37 "key" => [\$gosa_passwd, "none"],
38 "job-queue" => [\$job_queue_file_name, '/var/lib/gosa-si/jobs.db'],
39 },
40 );
43 ## START ##########################
45 # read configfile and import variables
46 &read_configfile();
47 $network_interface= &get_interface_for_ip($server_ip);
48 $gosa_mac_address= &get_mac($network_interface);
50 # complete addresses
51 if( inet_aton($server_ip) ){ $server_ip = inet_ntoa(inet_aton($server_ip)); }
52 our $server_address = "$server_ip:$server_port";
53 if( inet_aton($gosa_ip) ){ $gosa_ip = inet_ntoa(inet_aton($gosa_ip)); }
54 $main::gosa_address = "$gosa_ip:$gosa_port";
56 my $xml = new XML::Simple();
58 # import local events
59 my ($error, $result, $event_hash) = &import_events($event_dir);
61 foreach my $log_line (@$result) {
62 if ($log_line =~ / succeed: /) {
63 &main::daemon_log("0 DEBUG: GosaPackages - $log_line", 7);
64 } else {
65 &main::daemon_log("0 ERROR: GosaPackages - $log_line", 1);
66 }
67 }
70 ## FUNCTIONS #################################################################
72 sub get_module_info {
73 my @info = ($main::gosa_address,
74 $gosa_passwd,
75 );
76 return \@info;
77 }
80 #=== FUNCTION ================================================================
81 # NAME: read_configfile
82 # PARAMETERS: cfg_file - string -
83 # RETURNS: nothing
84 # DESCRIPTION: read cfg_file and set variables
85 #===============================================================================
86 sub read_configfile {
87 my $cfg;
88 if( defined( $main::cfg_file) && ( (-s $main::cfg_file) > 0 )) {
89 if( -r $main::cfg_file ) {
90 $cfg = Config::IniFiles->new( -file => $main::cfg_file );
91 } else {
92 print STDERR "Couldn't read config file!";
93 }
94 } else {
95 $cfg = Config::IniFiles->new() ;
96 }
97 foreach my $section (keys %cfg_defaults) {
98 foreach my $param (keys %{$cfg_defaults{ $section }}) {
99 my $pinfo = $cfg_defaults{ $section }{ $param };
100 ${@$pinfo[0]} = $cfg->val( $section, $param, @$pinfo[1] );
101 }
102 }
103 }
106 #=== FUNCTION ================================================================
107 # NAME: get_mac
108 # PARAMETERS: interface name (i.e. eth0)
109 # RETURNS: (mac address)
110 # DESCRIPTION: Uses ioctl to get mac address directly from system.
111 #===============================================================================
112 sub get_mac {
113 my $ifreq= shift;
114 my $result;
115 if ($ifreq && length($ifreq) > 0) {
116 if($ifreq eq "all") {
117 $result = "00:00:00:00:00:00";
118 } else {
119 my $SIOCGIFHWADDR= 0x8927; # man 2 ioctl_list
121 # A configured MAC Address should always override a guessed value
122 if ($gosa_mac_address and length($gosa_mac_address) > 0) {
123 $result= $gosa_mac_address;
124 }
126 socket SOCKET, PF_INET, SOCK_DGRAM, getprotobyname('ip')
127 or die "socket: $!";
129 if(ioctl SOCKET, $SIOCGIFHWADDR, $ifreq) {
130 my ($if, $mac)= unpack 'h36 H12', $ifreq;
132 if (length($mac) > 0) {
133 $mac=~ m/^([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])$/;
134 $mac= sprintf("%s:%s:%s:%s:%s:%s", $1, $2, $3, $4, $5, $6);
135 $result = $mac;
136 }
137 }
138 }
139 }
140 return $result;
141 }
144 #=== FUNCTION ================================================================
145 # NAME: process_incoming_msg
146 # PARAMETERS: crypted_msg - string - incoming crypted message
147 # RETURNS: nothing
148 # DESCRIPTION: handels the proceeded distribution to the appropriated functions
149 #===============================================================================
150 sub process_incoming_msg {
151 my ($msg, $msg_hash, $session_id) = @_ ;
152 my $header = @{$msg_hash->{header}}[0];
153 my @msg_l;
154 my @out_msg_l;
156 &main::daemon_log("$session_id DEBUG: GosaPackages: msg to process '$header'", 7);
158 if ($header =~ /^job_/) {
159 @msg_l = &process_job_msg($msg, $msg_hash, $session_id);
160 }
161 elsif ($header =~ /^gosa_/) {
162 @msg_l = &process_gosa_msg($msg, $msg_hash, $session_id);
163 }
164 else {
165 &main::daemon_log("$session_id ERROR: $header is not a valid GosaPackage-header, need a 'job_' or a 'gosa_' prefix", 1);
166 }
168 foreach my $out_msg ( @msg_l ) {
169 # substitute in all outgoing msg <source>GOSA</source> of <source>$server_address</source>
170 $out_msg =~ s/<source>GOSA<\/source>/<source>$server_address<\/source>/g;
171 $out_msg =~ s/<\/xml>/<session_id>$session_id<\/session_id><\/xml>/;
172 if (defined $out_msg){
173 push(@out_msg_l, $out_msg);
174 }
176 }
178 return \@out_msg_l;
179 }
182 sub process_gosa_msg {
183 my ($msg, $msg_hash, $session_id) = @_ ;
184 my $out_msg;
185 my @out_msg_l = ('nohandler');
186 my $sql_events;
188 my $header = @{$msg_hash->{'header'}}[0];
189 my $target = @{$msg_hash->{'target'}}[0];
190 $header =~ s/gosa_//;
192 # check local installed events
193 if( exists $event_hash->{$header} ) {
194 # a event exists with the header as name
195 &main::daemon_log("$session_id INFO: found event '$header' at event-module '".$event_hash->{$header}."'", 5);
196 no strict 'refs';
197 @out_msg_l = &{$event_hash->{$header}."::$header"}( $msg, $msg_hash, $session_id );
199 # check client registered events
200 } else {
201 $sql_events = "SELECT * FROM $main::known_clients_tn WHERE ( (macaddress LIKE '$target') OR (hostname='$target') )";
202 my $res = $main::known_clients_db->select_dbentry( $sql_events );
203 my $l = keys(%$res);
205 # set error if no or more than 1 hits are found for sql query
206 if ( $l != 1) {
207 @out_msg_l = ('knownclienterror');
209 # found exact 1 hit in db
210 } else {
211 my $client_events = $res->{'1'}->{'events'};
213 # client is registered for this event, deliver this message to client
214 if ($client_events =~ /,$header,/) {
215 $msg =~ s/<header>gosa_/<header>/;
216 @out_msg_l = ( $msg );
218 # client is not registered for this event, set error
219 } else {
220 @out_msg_l = ('noeventerror');
221 }
222 }
223 }
225 # if delivery not possible raise error and return
226 if (not defined $out_msg_l[0]) {
227 @out_msg_l = ();
228 } elsif ($out_msg_l[0] eq 'nohandler') {
229 &main::daemon_log("$session_id ERROR: GosaPackages: no event handler or core function defined for '$header'", 1);
230 @out_msg_l = ();
231 } elsif ($out_msg_l[0] eq 'knownclienterror') {
232 &main::daemon_log("$session_id ERROR: no event handler found for '$header', check client registration events!", 1);
233 &main::daemon_log("$session_id ERROR: no or more than 1 hits are found at known_clients_db with sql query: '$sql_events'", 1);
234 &main::daemon_log("$session_id ERROR: processing is aborted and message will not be forwarded", 1);
235 @out_msg_l = ();
236 } elsif ($out_msg_l[0] eq 'noeventerror') {
237 &main::daemon_log("$session_id ERROR: client '$target' is not registered for event '$header', processing is aborted", 1);
238 @out_msg_l = ();
239 }
241 return @out_msg_l;
242 }
245 sub process_job_msg {
246 my ($msg, $msg_hash, $session_id)= @_ ;
247 my $out_msg;
248 my $error = 0;
250 my $header = @{$msg_hash->{'header'}}[0];
251 $header =~ s/job_//;
252 my $target = @{$msg_hash->{'target'}}[0];
254 # if no timestamp is specified, use 19700101000000
255 my $timestamp = "19700101000000";
256 if( exists $msg_hash->{'timestamp'} ) {
257 $timestamp = @{$msg_hash->{'timestamp'}}[0];
258 }
260 #if no macaddress is specified, raise error
261 my $macaddress;
262 if( exists $msg_hash->{'macaddress'} ) {
263 $macaddress = @{$msg_hash->{'macaddress'}}[0];
264 } 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 ) {
265 $macaddress = $1;
266 } else {
267 $error ++;
268 $out_msg = "<xml>".
269 "<header>answer</header>".
270 "<source>$server_address</source>".
271 "<target>GOSA</target>".
272 "<answer1>1</answer1>".
273 "<error_string>no mac address specified, neither in target-tag nor in macaddres-tag</error_string>".
274 "</xml>";
275 }
277 # if mac address is already known in ldap, set plain_name to 'cn'
278 my $plain_name;
279 my $ldap_handle = &main::get_ldap_handle($session_id);
280 if( not defined $ldap_handle ) {
281 &main::daemon_log("$session_id ERROR: cannot connect to ldap", 1);
282 $plain_name = "none";
284 # try to fetch a 'real name'
285 } else {
286 my $mesg = $ldap_handle->search(
287 base => $main::ldap_base,
288 scope => 'sub',
289 attrs => ['cn'],
290 filter => "(macAddress=$macaddress)");
291 if($mesg->code) {
292 &main::daemon_log($mesg->error, 1);
293 $plain_name = "none";
294 } else {
295 my $entry= $mesg->entry(0);
296 $plain_name = $entry->get_value("cn");
297 }
298 }
300 if( $error == 0 ) {
301 # add job to job queue
302 my $func_dic = {table=>$main::job_queue_tn,
303 primkey=>['macaddress', 'headertag'],
304 timestamp=>$timestamp,
305 status=>'waiting',
306 result=>'none',
307 progress=>'none',
308 headertag=>$header,
309 targettag=>$target,
310 xmlmessage=>$msg,
311 macaddress=>$macaddress,
312 plainname=>$plain_name,
313 siserver=>"localhost",
314 modified=>"1",
315 };
316 my $res = $main::job_db->add_dbentry($func_dic);
317 if (not $res == 0) {
318 &main::daemon_log("$session_id ERROR: GosaPackages: process_job_msg: $res", 1);
319 } else {
320 &main::daemon_log("$session_id INFO: GosaPackages: $header job successfully added to job queue", 5);
321 }
322 $out_msg = "<xml><header>answer</header><source>$server_address</source><target>GOSA</target><answer1>$res</answer1></xml>";
323 }
325 my @out_msg_l = ( $out_msg );
326 return @out_msg_l;
327 }
329 # vim:ts=4:shiftwidth:expandtab
330 1;