1 package ClientPackages;
3 use Exporter;
4 @ISA = ("Exporter");
6 # Each module has to have a function 'process_incoming_msg'. This function works as a interface to gosa-sd and receives the msg hash from gosa-sd. 'process_incoming_function checks, wether it has a function to process the incoming msg and forward the msg to it.
8 use strict;
9 use warnings;
10 use GOSA::GosaSupportDaemon;
11 use IO::Socket::INET;
12 use XML::Simple;
13 use Data::Dumper;
14 use NetAddr::IP;
15 use Net::LDAP;
16 use Socket;
17 use Net::hostent;
19 my $event_dir = "/usr/lib/gosa-si/server/ClientPackages";
20 use lib "/usr/lib/gosa-si/server/ClientPackages";
22 BEGIN{}
23 END {}
25 my ($server_ip, $server_port, $ClientPackages_key, $max_clients, $ldap_uri, $ldap_base, $ldap_admin_dn, $ldap_admin_password, $server_interface);
26 #my ($bus_activ, $bus_key, $bus_ip, $bus_port);
27 my $server;
28 my $network_interface;
29 #my $no_bus;
30 my (@ldap_cfg, @pam_cfg, @nss_cfg, $goto_admin, $goto_secret);
31 my $mesg;
33 my %cfg_defaults = (
34 "server" => {
35 "ip" => [\$server_ip, "0.0.0.0"],
36 "mac-address" => [\$main::server_mac_address, "00:00:00:00:00"],
37 "port" => [\$server_port, "20081"],
38 "ldap-uri" => [\$ldap_uri, ""],
39 "ldap-base" => [\$ldap_base, ""],
40 "ldap-admin-dn" => [\$ldap_admin_dn, ""],
41 "ldap-admin-password" => [\$ldap_admin_password, ""],
42 "max-clients" => [\$max_clients, 100],
43 },
44 "ClientPackages" => {
45 "key" => [\$ClientPackages_key, ""],
46 },
47 );
49 ### START #####################################################################
51 # read configfile and import variables
52 &read_configfile();
55 # if server_ip is not an ip address but a name
56 if( inet_aton($server_ip) ){ $server_ip = inet_ntoa(inet_aton($server_ip)); }
57 $network_interface= &get_interface_for_ip($server_ip);
58 $main::server_mac_address= &get_mac($network_interface);
61 # import local events
62 my ($error, $result, $event_hash) = &import_events($event_dir);
63 if ($error == 0) {
64 foreach my $log_line (@$result) {
65 &main::daemon_log("0 DEBUG: ClientPackages - $log_line", 7);
66 }
67 } else {
68 foreach my $log_line (@$result) {
69 &main::daemon_log("0 ERROR: ClientPackages - $log_line", 1);
70 }
72 }
74 # Unit tag can be defined in config
75 if((not defined($main::gosa_unit_tag)) || length($main::gosa_unit_tag) == 0) {
76 # Read gosaUnitTag from LDAP
78 my $ldap_handle = &main::get_ldap_handle();
79 if( defined($ldap_handle) ) {
80 &main::daemon_log("0 INFO: Searching for servers gosaUnitTag with mac address $main::server_mac_address",5);
81 # Perform search for Unit Tag
82 $mesg = $ldap_handle->search(
83 base => $ldap_base,
84 scope => 'sub',
85 attrs => ['gosaUnitTag'],
86 filter => "(macaddress=$main::server_mac_address)"
87 );
89 if ((! $main::server_mac_address eq "00:00:00:00:00:00") and $mesg->count == 1) {
90 my $entry= $mesg->entry(0);
91 my $unit_tag= $entry->get_value("gosaUnitTag");
92 $main::ldap_server_dn= $mesg->entry(0)->dn;
93 if(defined($unit_tag) && length($unit_tag) > 0) {
94 &main::daemon_log("0 INFO: Detected gosaUnitTag $unit_tag for creating entries", 5);
95 $main::gosa_unit_tag= $unit_tag;
96 }
97 } else {
98 # Perform another search for Unit Tag
99 my $hostname= `hostname -f`;
100 chomp($hostname);
101 &main::daemon_log("0 INFO: Searching for servers gosaUnitTag with hostname $hostname",5);
102 $mesg = $ldap_handle->search(
103 base => $ldap_base,
104 scope => 'sub',
105 attrs => ['gosaUnitTag'],
106 filter => "(&(cn=$hostname)(objectClass=goServer))"
107 );
108 if ($mesg->count == 1) {
109 my $entry= $mesg->entry(0);
110 my $unit_tag= $entry->get_value("gosaUnitTag");
111 $main::ldap_server_dn= $mesg->entry(0)->dn;
112 if(defined($unit_tag) && length($unit_tag) > 0) {
113 &main::daemon_log("0 INFO: Detected gosaUnitTag $unit_tag for creating entries", 5);
114 $main::gosa_unit_tag= $unit_tag;
115 }
116 } else {
117 # Perform another search for Unit Tag
118 $hostname= `hostname -s`;
119 chomp($hostname);
120 &main::daemon_log("0 INFO: Searching for servers gosaUnitTag with hostname $hostname",5);
121 $mesg = $ldap_handle->search(
122 base => $ldap_base,
123 scope => 'sub',
124 attrs => ['gosaUnitTag'],
125 filter => "(&(cn=$hostname)(objectClass=goServer))"
126 );
127 if ($mesg->count == 1) {
128 my $entry= $mesg->entry(0);
129 my $unit_tag= $entry->get_value("gosaUnitTag");
130 $main::ldap_server_dn= $mesg->entry(0)->dn;
131 if(defined($unit_tag) && length($unit_tag) > 0) {
132 &main::daemon_log("INFO: Detected gosaUnitTag $unit_tag for creating entries", 5);
133 $main::gosa_unit_tag= $unit_tag;
134 }
135 } else {
136 &main::daemon_log("0 WARNING: No gosaUnitTag detected. Not using gosaUnitTag", 3);
137 }
138 }
139 }
140 } else {
141 &main::daemon_log("0 INFO: Using gosaUnitTag from config-file: $main::gosa_unit_tag",5);
142 }
143 }
146 my $server_address = "$server_ip:$server_port";
147 $main::server_address = $server_address;
150 ### functions #################################################################
153 sub get_module_info {
154 my @info = ($server_address,
155 $ClientPackages_key,
156 );
157 return \@info;
158 }
161 #=== FUNCTION ================================================================
162 # NAME: read_configfile
163 # PARAMETERS: cfg_file - string -
164 # RETURNS: nothing
165 # DESCRIPTION: read cfg_file and set variables
166 #===============================================================================
167 sub read_configfile {
168 my $cfg;
169 if( defined( $main::cfg_file) && ( (-s $main::cfg_file) > 0 )) {
170 if( -r $main::cfg_file ) {
171 $cfg = Config::IniFiles->new( -file => $main::cfg_file );
172 } else {
173 print STDERR "Couldn't read config file!";
174 }
175 } else {
176 $cfg = Config::IniFiles->new() ;
177 }
178 foreach my $section (keys %cfg_defaults) {
179 foreach my $param (keys %{$cfg_defaults{ $section }}) {
180 my $pinfo = $cfg_defaults{ $section }{ $param };
181 ${@$pinfo[0]} = $cfg->val( $section, $param, @$pinfo[1] );
182 }
183 }
185 # Read non predefined sections
186 my $param;
187 if ($cfg->SectionExists('ldap')){
188 foreach $param ($cfg->Parameters('ldap')){
189 push (@ldap_cfg, "$param ".$cfg->val('ldap', $param));
190 }
191 }
192 if ($cfg->SectionExists('pam_ldap')){
193 foreach $param ($cfg->Parameters('pam_ldap')){
194 push (@pam_cfg, "$param ".$cfg->val('pam_ldap', $param));
195 }
196 }
197 if ($cfg->SectionExists('nss_ldap')){
198 foreach $param ($cfg->Parameters('nss_ldap')){
199 push (@nss_cfg, "$param ".$cfg->val('nss_ldap', $param));
200 }
201 }
202 if ($cfg->SectionExists('goto')){
203 $goto_admin= $cfg->val('goto', 'terminal_admin');
204 $goto_secret= $cfg->val('goto', 'terminal_secret');
205 } else {
206 $goto_admin= undef;
207 $goto_secret= undef;
208 }
210 }
213 #=== FUNCTION ================================================================
214 # NAME: get_mac
215 # PARAMETERS: interface name (i.e. eth0)
216 # RETURNS: (mac address)
217 # DESCRIPTION: Uses ioctl to get mac address directly from system.
218 #===============================================================================
219 sub get_mac {
220 my $ifreq= shift;
221 my $result;
222 if ($ifreq && length($ifreq) > 0) {
223 if($ifreq eq "all") {
224 $result = "00:00:00:00:00:00";
225 } else {
226 my $SIOCGIFHWADDR= 0x8927; # man 2 ioctl_list
228 # A configured MAC Address should always override a guessed value
229 if ($main::server_mac_address and length($main::server_mac_address) > 0) {
230 $result= $main::server_mac_address;
231 }
233 socket SOCKET, PF_INET, SOCK_DGRAM, getprotobyname('ip')
234 or die "socket: $!";
236 if(ioctl SOCKET, $SIOCGIFHWADDR, $ifreq) {
237 my ($if, $mac)= unpack 'h36 H12', $ifreq;
239 if (length($mac) > 0) {
240 $mac=~ m/^([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])$/;
241 $mac= sprintf("%s:%s:%s:%s:%s:%s", $1, $2, $3, $4, $5, $6);
242 $result = $mac;
243 }
244 }
245 }
246 }
247 return $result;
248 }
251 #=== FUNCTION ================================================================
252 # NAME: process_incoming_msg
253 # PARAMETERS: crypted_msg - string - incoming crypted message
254 # RETURNS: nothing
255 # DESCRIPTION: handels the proceeded distribution to the appropriated functions
256 #===============================================================================
257 sub process_incoming_msg {
258 my ($msg, $msg_hash, $session_id) = @_ ;
259 my $error = 0;
260 my $host_name;
261 my $host_key;
262 my @out_msg_l = ("nohandler");
263 my $sql_events;
265 # process incoming msg
266 my $header = @{$msg_hash->{header}}[0];
267 my $source = @{$msg_hash->{source}}[0];
268 my @target_l = @{$msg_hash->{target}};
270 # skip PREFIX
271 $header =~ s/^CLMSG_//;
273 &main::daemon_log("$session_id DEBUG: ClientPackages: msg to process: $header", 7);
275 if( 0 == length @target_l){
276 &main::daemon_log("$session_id ERROR: no target specified for msg $header", 1);
277 $error++;
278 }
280 if( 1 == length @target_l) {
281 my $target = $target_l[0];
282 if(&server_matches($target)) {
283 if ($header eq 'new_key') {
284 @out_msg_l = &new_key($msg_hash)
285 } elsif ($header eq 'here_i_am') {
286 @out_msg_l = &here_i_am($msg, $msg_hash, $session_id)
287 } else {
288 # a event exists with the header as name
289 if( exists $event_hash->{$header} ) {
290 &main::daemon_log("$session_id INFO: found event '$header' at event-module '".$event_hash->{$header}."'", 5);
291 no strict 'refs';
292 @out_msg_l = &{$event_hash->{$header}."::$header"}($msg, $msg_hash, $session_id);
294 # if no event handler is implemented
295 } else {
296 $sql_events = "SELECT * FROM $main::known_clients_tn WHERE ( (macaddress LIKE '$source') OR (hostname='$source') )";
297 my $res = $main::known_clients_db->select_dbentry( $sql_events );
298 my $l = keys(%$res);
300 # set error if no or more than 1 hits are found for sql query
301 if ( $l != 1) {
302 @out_msg_l = ('knownclienterror');
304 # found exact 1 hit in db
305 } else {
306 my $client_events = $res->{'1'}->{'events'};
308 # client is registered for this event, deliver this message to client
309 $header =~ s/^answer_//;
310 if ($client_events =~ /,$header,/) {
311 # answer message finally arrived destination server, so forward messages to GOsa
312 if ($target eq $main::server_address) {
313 $msg =~ s/<header>answer_/<header>/;
314 $msg =~ s/<target>\S+<\/target>/<target>GOSA<\/target>/;
315 }
316 @out_msg_l = ( $msg );
318 # client is not registered for this event, set error
319 } else {
320 @out_msg_l = ('noeventerror');
321 }
322 }
323 }
324 }
326 # if delivery not possible raise error and return
327 if( not defined $out_msg_l[0] ) {
328 @out_msg_l = ();
329 } elsif( $out_msg_l[0] eq 'nohandler') {
330 &main::daemon_log("$session_id ERROR: ClientPackages: no event handler or core function defined for '$header'", 1);
331 @out_msg_l = ();
332 } elsif ($out_msg_l[0] eq 'knownclienterror') {
333 &main::daemon_log("$session_id ERROR: no or more than 1 hits are found at known_clients_db with sql query: '$sql_events'", 1);
334 &main::daemon_log("$session_id WARNING: processing is aborted and message will not be forwarded");
335 @out_msg_l = ();
336 } elsif ($out_msg_l[0] eq 'noeventerror') {
337 &main::daemon_log("$session_id WARNING: client '$target' is not registered for event '$header', processing is aborted", 1);
338 @out_msg_l = ();
339 }
344 }
345 else {
346 &main::daemon_log("INFO: msg is not for gosa-si-server '$server_address', deliver it to target '$target'", 5);
347 push(@out_msg_l, $msg);
348 }
349 }
351 return \@out_msg_l;
352 }
355 #=== FUNCTION ================================================================
356 # NAME: new_passwd
357 # PARAMETERS: msg_hash - ref - hash from function create_xml_hash
358 # RETURNS: nothing
359 # DESCRIPTION: process this incoming message
360 #===============================================================================
361 sub new_key {
362 my ($msg_hash) = @_;
363 my @out_msg_l;
365 my $header = @{$msg_hash->{header}}[0];
366 my $source_name = @{$msg_hash->{source}}[0];
367 my $source_key = @{$msg_hash->{new_key}}[0];
368 my $query_res;
370 # check known_clients_db
371 my $sql_statement = "SELECT * FROM known_clients WHERE hostname='$source_name'";
372 $query_res = $main::known_clients_db->select_dbentry( $sql_statement );
373 if( 1 == keys %{$query_res} ) {
374 my $act_time = &get_time;
375 my $sql_statement= "UPDATE known_clients ".
376 "SET hostkey='$source_key', timestamp='$act_time' ".
377 "WHERE hostname='$source_name'";
378 my $res = $main::known_clients_db->update_dbentry( $sql_statement );
379 my $hash = &create_xml_hash("confirm_new_key", $server_address, $source_name);
380 my $out_msg = &create_xml_string($hash);
381 push(@out_msg_l, $out_msg);
382 }
384 # only do if host still not found
385 if( 0 == @out_msg_l ) {
386 # check known_server_db
387 $sql_statement = "SELECT * FROM known_server WHERE hostname='$source_name'";
388 $query_res = $main::known_server_db->select_dbentry( $sql_statement );
389 if( 1 == keys %{$query_res} ) {
390 my $act_time = &get_time;
391 my $sql_statement= "UPDATE known_server ".
392 "SET hostkey='$source_key', timestamp='$act_time' ".
393 "WHERE hostname='$source_name'";
394 my $res = $main::known_server_db->update_dbentry( $sql_statement );
396 my $hash = &create_xml_hash("confirm_new_key", $server_address, $source_name);
397 my $out_msg = &create_xml_string($hash);
398 push(@out_msg_l, $out_msg);
399 }
400 }
402 return @out_msg_l;
403 }
406 #=== FUNCTION ================================================================
407 # NAME: here_i_am
408 # PARAMETERS: msg_hash - hash - hash from function create_xml_hash
409 # RETURNS: nothing
410 # DESCRIPTION: process this incoming message
411 #===============================================================================
412 sub here_i_am {
413 my ($msg, $msg_hash, $session_id) = @_;
414 my @out_msg_l;
415 my $out_hash;
416 my $source = @{$msg_hash->{source}}[0];
417 my $mac_address = @{$msg_hash->{mac_address}}[0];
418 my $gotoHardwareChecksum = @{$msg_hash->{gotoHardwareChecksum}}[0];
419 my $client_status = @{$msg_hash->{client_status}}[0];
420 my $client_revision = @{$msg_hash->{client_revision}}[0];
421 my $key_lifetime = @{$msg_hash->{key_lifetime}}[0];
423 # Move forced hostname to heap - if used
424 #if ( defined($msg_hash->{'force-hostname'}[0]) &&
425 # length($msg_hash->{'force-hostname'}[0]) > 0){
426 # $heap->{force-hostname}->{$mac_address}= $msg_hash->{'force-hostname'}[0];
427 #} else {
428 # $heap->{force-hostname}->{$mac_address}= undef;
429 #}
431 # number of known clients
432 my $nu_clients= $main::known_clients_db->count_dbentries('known_clients');
434 # check wether client address or mac address is already known
435 my $sql_statement= "SELECT * FROM known_clients WHERE hostname='$source'";
436 my $db_res= $main::known_clients_db->select_dbentry( $sql_statement );
438 if ( 1 == keys %{$db_res} ) {
439 &main::daemon_log("$session_id WARNING: $source is already known as a client", 1);
440 &main::daemon_log("$session_id WARNING: values for $source are being overwritten", 1);
441 $nu_clients --;
442 }
444 # number of actual activ clients
445 my $act_nu_clients = $nu_clients;
447 &main::daemon_log("$session_id INFO: number of actual activ clients: $act_nu_clients", 5);
448 &main::daemon_log("$session_id INFO: number of maximal allowed clients: $max_clients", 5);
450 if($max_clients <= $act_nu_clients) {
451 my $out_hash = &create_xml_hash("denied", $server_address, $source);
452 &add_content2xml_hash($out_hash, "denied", "I_cannot_take_any_more_clients!");
453 my $passwd = @{$msg_hash->{new_passwd}}[0];
454 &send_msg_hash2address($out_hash, $source, $passwd);
455 return;
456 }
458 # new client accepted
459 my $new_passwd = @{$msg_hash->{new_passwd}}[0];
461 # add entry to known_clients_db
462 my $events = @{$msg_hash->{events}}[0];
463 my $act_timestamp = &get_time;
464 my $res = $main::known_clients_db->add_dbentry( {table=>'known_clients',
465 primkey=>['hostname'],
466 hostname=>$source,
467 events=>$events,
468 macaddress=>$mac_address,
469 status=>'registered',
470 hostkey=>$new_passwd,
471 timestamp=>$act_timestamp,
472 keylifetime=>$key_lifetime,
473 } );
475 if ($res != 0) {
476 &main::daemon_log("$session_id ERROR: cannot add entry to known_clients: $res");
477 return;
478 }
480 # return acknowledgement to client
481 $out_hash = &create_xml_hash("registered", $server_address, $source);
484 # give the new client his ldap config
485 # Workaround: Send within the registration response, if the client will get an ldap config later
486 my $new_ldap_config_out = &new_ldap_config($source, $session_id);
487 if($new_ldap_config_out && (!($new_ldap_config_out =~ /error/))) {
488 &add_content2xml_hash($out_hash, "ldap_available", "true");
489 } elsif($new_ldap_config_out && $new_ldap_config_out =~ /error/){
490 &add_content2xml_hash($out_hash, "error", $new_ldap_config_out);
492 my $sql_statement = "UPDATE $main::job_queue_tn ".
493 "SET status='error', result='$new_ldap_config_out' ".
494 "WHERE status='processing' AND macaddress LIKE '$mac_address'";
495 my $res = $main::job_db->update_dbentry($sql_statement);
496 &main::daemon_log("$session_id DEBUG: $sql_statement RESULT: $res", 7);
497 }
498 my $register_out = &create_xml_string($out_hash);
499 push(@out_msg_l, $register_out);
501 # Really send the ldap config
502 if( $new_ldap_config_out && (!($new_ldap_config_out =~ /error/))) {
503 push(@out_msg_l, $new_ldap_config_out);
504 }
506 my $hardware_config_out = &hardware_config($msg, $msg_hash, $session_id);
507 if( $hardware_config_out ) {
508 push(@out_msg_l, $hardware_config_out);
509 }
511 # notify registered client to all other server
512 my %mydata = ( 'client' => $source, 'macaddress' => $mac_address);
513 my $mymsg = &build_msg('new_foreign_client', $main::server_address, "KNOWN_SERVER", \%mydata);
514 push(@out_msg_l, $mymsg);
516 &main::daemon_log("$session_id INFO: register client $source ($mac_address)", 5);
517 &main::daemon_log("$session_id INFO: client version: $client_status - $client_revision", 5);
518 return @out_msg_l;
519 }
522 #=== FUNCTION ================================================================
523 # NAME: who_has
524 # PARAMETERS: msg_hash - hash - hash from function create_xml_hash
525 # RETURNS: nothing
526 # DESCRIPTION: process this incoming message
527 #===============================================================================
528 sub who_has {
529 my ($msg_hash) = @_ ;
530 my @out_msg_l;
532 # what is your search pattern
533 my $search_pattern = @{$msg_hash->{who_has}}[0];
534 my $search_element = @{$msg_hash->{$search_pattern}}[0];
535 &main::daemon_log("who_has-msg looking for $search_pattern $search_element", 7);
537 # scanning known_clients for search_pattern
538 my @host_addresses = keys %$main::known_clients;
539 my $known_clients_entries = length @host_addresses;
540 my $host_address;
541 foreach my $host (@host_addresses) {
542 my $client_element = $main::known_clients->{$host}->{$search_pattern};
543 if ($search_element eq $client_element) {
544 $host_address = $host;
545 last;
546 }
547 }
549 # search was successful
550 if (defined $host_address) {
551 my $source = @{$msg_hash->{source}}[0];
552 my $out_hash = &create_xml_hash("who_has_i_do", $server_address, $source, "mac_address");
553 &add_content2xml_hash($out_hash, "mac_address", $search_element);
554 my $out_msg = &create_xml_string($out_hash);
555 push(@out_msg_l, $out_msg);
556 }
557 return @out_msg_l;
558 }
561 sub who_has_i_do {
562 my ($msg_hash) = @_ ;
563 my $header = @{$msg_hash->{header}}[0];
564 my $source = @{$msg_hash->{source}}[0];
565 my $search_param = @{$msg_hash->{$header}}[0];
566 my $search_value = @{$msg_hash->{$search_param}}[0];
567 print "\ngot msg $header:\nserver $source has client with $search_param $search_value\n";
568 }
571 #=== FUNCTION ================================================================
572 # NAME: new_ldap_config
573 # PARAMETERS: address - string - ip address and port of a host
574 # RETURNS: gosa-si conform message
575 # DESCRIPTION: send to address the ldap configuration found for dn gotoLdapServer
576 #===============================================================================
577 sub new_ldap_config {
578 my ($address, $session_id) = @_ ;
580 my $sql_statement= "SELECT * FROM known_clients WHERE hostname='$address' OR macaddress LIKE '$address'";
581 my $res = $main::known_clients_db->select_dbentry( $sql_statement );
583 # check hit
584 my $hit_counter = keys %{$res};
585 if( not $hit_counter == 1 ) {
586 &main::daemon_log("$session_id ERROR: more or no hit found in known_clients_db by query '$sql_statement'", 1);
587 }
589 $address = $res->{1}->{hostname};
590 my $macaddress = $res->{1}->{macaddress};
591 my $hostkey = $res->{1}->{hostkey};
593 if (not defined $macaddress) {
594 &main::daemon_log("$session_id ERROR: no mac address found for client $address", 1);
595 return;
596 }
598 # Build LDAP connection
599 my $ldap_handle = &main::get_ldap_handle($session_id);
600 if( not defined $ldap_handle ) {
601 &main::daemon_log("$session_id ERROR: cannot connect to ldap: $ldap_uri", 1);
602 return;
603 }
605 # Perform search
606 $mesg = $ldap_handle->search( base => $ldap_base,
607 scope => 'sub',
608 attrs => ['dn', 'gotoLdapServer', 'gosaUnitTag', 'FAIclass'],
609 filter => "(&(objectClass=GOhard)(macaddress=$macaddress))");
610 if($mesg->code) {
611 &main::daemon_log("$session_id ".$mesg->error, 1);
612 return;
613 }
615 # Sanity check
616 if ($mesg->count != 1) {
617 &main::daemon_log("$session_id WARNING: client with mac address $macaddress not found/unique/active - not sending ldap config".
618 "\n\tbase: $ldap_base".
619 "\n\tscope: sub".
620 "\n\tattrs: dn, gotoLdapServer".
621 "\n\tfilter: (&(objectClass=GOhard)(macaddress=$macaddress))", 1);
622 return;
623 }
625 my $entry= $mesg->entry(0);
626 my $dn= $entry->dn;
627 my @servers= $entry->get_value("gotoLdapServer");
628 my $unit_tag= $entry->get_value("gosaUnitTag");
629 my @ldap_uris;
630 my $server;
631 my $base;
632 my $release;
634 # Fill release if available
635 my $FAIclass= $entry->get_value("FAIclass");
636 if (defined $FAIclass && $FAIclass =~ /^.* :([A-Za-z0-9\/.]+).*$/) {
637 $release= $1;
638 }
640 # Do we need to look at an object class?
641 if (not @servers){
642 $mesg = $ldap_handle->search( base => $ldap_base,
643 scope => 'sub',
644 attrs => ['dn', 'gotoLdapServer', 'FAIclass'],
645 filter => "(&(objectClass=gosaGroupOfNames)(member=$dn))");
646 if($mesg->code) {
647 &main::daemon_log("$session_id ERROR: unable to search for '(&(objectClass=gosaGroupOfNames)(member=$dn))': ".$mesg->error, 1);
648 return;
649 }
651 # Sanity check
652 if ($mesg->count == 0) {
653 &main::daemon_log("$session_id WARNING: no LDAP informations found for client with filter '(&(objectClass=gosaGroupOfNames)(member=$dn))'", 3);
654 return;
655 } elsif ($mesg->count >= 2) {
656 &main::daemon_log("$session_id ERROR: multiple LDAP informations found for client with filter '(&(objectClass=gosaGroupOfNames)(member=$dn))'", 1);
657 return;
658 }
660 $entry= $mesg->entry(0);
661 $dn= $entry->dn;
662 @servers= $entry->get_value("gotoLdapServer");
664 if (not defined $release){
665 $FAIclass= $entry->get_value("FAIclass");
666 if (defined $FAIclass && $FAIclass =~ /^.* :([A-Za-z0-9\/.]+).*$/) {
667 $release= $1;
668 }
669 }
670 }
672 @servers= sort (@servers);
674 # complain if no ldap information found
675 if (@servers == 0) {
676 &main::daemon_log("$session_id ERROR: no gotoLdapServer information for LDAP entry with filter '(&(objectClass=gosaGroupOfNames)(member=$dn))'");
677 }
679 foreach $server (@servers){
680 # Conversation for backward compatibility
681 if (not $server =~ /^\d+:[^:]+:ldap[^:]*:\/\// ) {
682 if ($server =~ /^([^:]+):([^:]+)$/ ) {
683 $server= "1:dummy:ldap://$1/$2";
684 } elsif ($server =~ /^(\d+):([^:]+):(.*)$/ ) {
685 $server= "$1:dummy:ldap://$2/$3";
686 }
687 }
689 $base= $server;
690 $server =~ s%^[^:]+:[^:]+:(ldap.*://[^/]+)/.*$%$1%;
691 $base =~ s%^[^:]+:[^:]+:ldap.*://[^/]+/(.*)$%$1%;
692 push (@ldap_uris, $server);
693 }
695 # Assemble data package
696 my %data = ( 'ldap_uri' => \@ldap_uris, 'ldap_base' => $base,
697 'ldap_cfg' => \@ldap_cfg, 'pam_cfg' => \@pam_cfg,'nss_cfg' => \@nss_cfg );
698 if (defined $release){
699 $data{'release'}= $release;
700 }
702 # Need to append GOto settings?
703 if (defined $goto_admin and defined $goto_secret){
704 $data{'goto_admin'}= $goto_admin;
705 $data{'goto_secret'}= $goto_secret;
706 }
708 # Append unit tag if needed
709 if (defined $unit_tag){
711 # Find admin base and department name
712 $mesg = $ldap_handle->search( base => $ldap_base,
713 scope => 'sub',
714 attrs => ['dn', 'ou'],
715 filter => "(&(objectClass=gosaAdministrativeUnit)(gosaUnitTag=$unit_tag))");
716 #$mesg->code && die $mesg->error;
717 if($mesg->code) {
718 &main::daemon_log($mesg->error, 1);
719 return "error-unit-tag-count-0";
720 }
722 # Sanity check
723 if ($mesg->count != 1) {
724 &main::daemon_log("WARNING: cannot find administrative unit for client with tag $unit_tag", 1);
725 return "error-unit-tag-count-".$mesg->count;
726 }
728 $entry= $mesg->entry(0);
729 $data{'admin_base'}= $entry->dn;
730 $data{'department'}= $entry->get_value("ou");
732 # Append unit Tag
733 $data{'unit_tag'}= $unit_tag;
734 }
736 # Send information
737 return &build_msg("new_ldap_config", $server_address, $address, \%data);
738 }
741 #=== FUNCTION ================================================================
742 # NAME: hardware_config
743 # PARAMETERS: address - string - ip address and port of a host
744 # RETURNS:
745 # DESCRIPTION:
746 #===============================================================================
747 sub hardware_config {
748 my ($msg, $msg_hash, $session_id) = @_ ;
749 my $address = @{$msg_hash->{source}}[0];
750 my $header = @{$msg_hash->{header}}[0];
751 my $gotoHardwareChecksum = @{$msg_hash->{gotoHardwareChecksum}}[0];
753 my $sql_statement= "SELECT * FROM known_clients WHERE hostname='$address'";
754 my $res = $main::known_clients_db->select_dbentry( $sql_statement );
756 # check hit
757 my $hit_counter = keys %{$res};
758 if( not $hit_counter == 1 ) {
759 &main::daemon_log("$session_id ERROR: more or no hit found in known_clients_db by query by '$address'", 1);
760 }
761 my $macaddress = $res->{1}->{macaddress};
762 my $hostkey = $res->{1}->{hostkey};
764 if (not defined $macaddress) {
765 &main::daemon_log("$session_id ERROR: no mac address found for client $address", 1);
766 return;
767 }
769 # Build LDAP connection
770 my $ldap_handle = &main::get_ldap_handle($session_id);
771 if( not defined $ldap_handle ) {
772 &main::daemon_log("$session_id ERROR: cannot connect to ldap: $ldap_uri", 1);
773 return;
774 }
776 # Perform search
777 $mesg = $ldap_handle->search(
778 base => $ldap_base,
779 scope => 'sub',
780 filter => "(&(objectClass=GOhard)(|(macAddress=$macaddress)(dhcpHWaddress=ethernet $macaddress)))"
781 );
783 if($mesg->count() == 0) {
784 &main::daemon_log("Host was not found in LDAP!", 1);
786 # set status = hardware_detection at jobqueue if entry exists
787 # TODO
788 # resolve plain name for host
789 my $func_dic = {table=>$main::job_queue_tn,
790 primkey=>['macaddress', 'headertag'],
791 timestamp=>&get_time,
792 status=>'processing',
793 result=>'none',
794 progress=>'hardware-detection',
795 headertag=>'trigger_action_reinstall',
796 targettag=>$address,
797 xmlmessage=>'none',
798 macaddress=>$macaddress,
799 plainname=>'none',
800 siserver=>'localhost',
801 modified=>'1',
802 };
803 my $hd_res = $main::job_db->add_dbentry($func_dic);
804 &main::daemon_log("$session_id INFO: add '$macaddress' to job queue as an installing job", 5);
806 } else {
807 my $entry= $mesg->entry(0);
808 my $dn= $entry->dn;
809 if (defined($entry->get_value("gotoHardwareChecksum"))) {
810 if (! $entry->get_value("gotoHardwareChecksum") eq $gotoHardwareChecksum) {
811 $entry->replace(gotoHardwareChecksum => $gotoHardwareChecksum);
812 if($entry->update($ldap_handle)) {
813 &main::daemon_log("$session_id INFO: Hardware changed! Detection triggered.", 5);
814 }
815 } else {
816 # Nothing to do
817 return;
818 }
819 }
820 }
822 # Assemble data package
823 my %data = ();
825 # Need to append GOto settings?
826 if (defined $goto_admin and defined $goto_secret){
827 $data{'goto_admin'}= $goto_admin;
828 $data{'goto_secret'}= $goto_secret;
829 }
831 # Send information
832 return &build_msg("detect_hardware", $server_address, $address, \%data);
833 }
835 sub server_matches {
836 my $target = shift;
837 my $target_ip = ($1) if $target =~ /^([0-9\.]*?):.*$/;
838 if(!defined($target_ip) or length($target_ip) == 0) {
839 return;
840 }
842 my $result = 0;
844 if($server_ip eq $target_ip) {
845 $result= 1;
846 } elsif ($target_ip eq "0.0.0.0") {
847 $result= 1;
848 } elsif ($server_ip eq "0.0.0.0") {
849 if ($target_ip eq "127.0.0.1") {
850 $result= 1;
851 } else {
852 my $PROC_NET_ROUTE= ('/proc/net/route');
854 open(PROC_NET_ROUTE, "<$PROC_NET_ROUTE")
855 or die "Could not open $PROC_NET_ROUTE";
857 my @ifs = <PROC_NET_ROUTE>;
859 close(PROC_NET_ROUTE);
861 # Eat header line
862 shift @ifs;
863 chomp @ifs;
864 foreach my $line(@ifs) {
865 my ($Iface,$Destination,$Gateway,$Flags,$RefCnt,$Use,$Metric,$Mask,$MTU,$Window,$IRTT)=split(/\s/, $line);
866 my $destination;
867 my $mask;
868 my ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Destination);
869 $destination= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d));
870 ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Mask);
871 $mask= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d));
872 if(new NetAddr::IP($target_ip)->within(new NetAddr::IP($destination, $mask))) {
873 # destination matches route, save mac and exit
874 $result= 1;
875 last;
876 }
877 }
878 }
879 } else {
880 &main::daemon_log("Target ip $target_ip does not match Server ip $server_ip",1);
881 }
883 return $result;
884 }
886 # vim:ts=4:shiftwidth:expandtab
887 1;