1 #!/usr/bin/perl
2 #===============================================================================
3 #
4 # FILE: gosa-sd
5 #
6 # USAGE: ./gosa-sd
7 #
8 # DESCRIPTION:
9 #
10 # OPTIONS: ---
11 # REQUIREMENTS: libconfig-inifiles-perl libcrypt-rijndael-perl libxml-simple-perl
12 # libdata-dumper-simple-perl libdbd-sqlite3-perl libnet-ldap-perl
13 # libpoe-perl
14 # BUGS: ---
15 # NOTES:
16 # AUTHOR: (Andreas Rettenberger), <rettenberger@gonicus.de>
17 # COMPANY:
18 # VERSION: 1.0
19 # CREATED: 12.09.2007 08:54:41 CEST
20 # REVISION: ---
21 #===============================================================================
24 # TODO
25 #
26 # max_children wird momentan nicht mehr verwendet, jede eingehende nachricht bekommt ein eigenes POE child
28 use strict;
29 use warnings;
30 use Getopt::Long;
31 use Config::IniFiles;
32 use POSIX;
34 use Fcntl;
35 use IO::Socket::INET;
36 use IO::Handle;
37 use IO::Select;
38 use Symbol qw(qualify_to_ref);
39 use Crypt::Rijndael;
40 use MIME::Base64;
41 use Digest::MD5 qw(md5 md5_hex md5_base64);
42 use XML::Simple;
43 use Data::Dumper;
44 use Sys::Syslog qw( :DEFAULT setlogsock);
45 use Cwd;
46 use File::Spec;
47 use File::Basename;
48 use File::Find;
49 use File::Copy;
50 use File::Path;
51 use GOSA::DBsqlite;
52 use GOSA::GosaSupportDaemon;
53 use POE qw(Component::Server::TCP Wheel::Run Filter::Reference);
54 use Net::LDAP;
55 use Net::LDAP::Util qw(:escape);
56 use Time::HiRes qw( usleep);
57 use DateTime;
59 my $modules_path = "/usr/lib/gosa-si/modules";
60 use lib "/usr/lib/gosa-si/modules";
62 # revision number of server and program name
63 my $server_version = '$HeadURL: https://oss.gonicus.de/repositories/gosa/trunk/gosa-si/gosa-si-server $:$Rev: 10826 $';
64 my $server_headURL;
65 my $server_revision;
66 my $server_status;
67 our $prg= basename($0);
69 our $global_kernel;
70 my ($foreground, $ping_timeout);
71 my ($server);
72 my ($gosa_server, $job_queue_timeout, $job_queue_loop_delay);
73 my ($messaging_db_loop_delay);
74 my ($known_modules);
75 my ($procid, $pid);
76 my ($arp_fifo);
77 my ($xml);
78 my $sources_list;
79 my $max_clients;
80 my %repo_files=();
81 my $repo_path;
82 my %repo_dirs=();
83 # variables declared in config file are always set to 'our'
84 our (%cfg_defaults, $log_file, $pid_file,
85 $server_ip, $server_port, $ClientPackages_key,
86 $arp_activ, $gosa_unit_tag,
87 $GosaPackages_key, $gosa_ip, $gosa_port, $gosa_timeout,
88 $foreign_server_string, $server_domain, $ServerPackages_key, $foreign_servers_register_delay,
89 );
91 # additional variable which should be globaly accessable
92 our $server_address;
93 our $server_mac_address;
94 our $gosa_address;
95 our $no_arp;
96 our $verbose;
97 our $forground;
98 our $cfg_file;
99 our ($ldap_uri, $ldap_base, $ldap_admin_dn, $ldap_admin_password, $ldap_server_dn);
101 # dak variables
102 our $dak_base_directory;
103 our $dak_signing_keys_directory;
104 our $dak_queue_directory;
105 our $dak_user;
107 # specifies the verbosity of the daemon_log
108 $verbose = 0 ;
110 # if foreground is not null, script will be not forked to background
111 $foreground = 0 ;
113 # specifies the timeout seconds while checking the online status of a registrating client
114 $ping_timeout = 5;
116 $no_arp = 0;
117 my $packages_list_under_construction = "/tmp/packages_list_creation_in_progress";
118 my @packages_list_statements;
119 my $watch_for_new_jobs_in_progress = 0;
121 # holds all incoming decrypted messages
122 our $incoming_db;
123 our $incoming_tn = 'incoming';
124 my $incoming_file_name;
125 my @incoming_col_names = ("id INTEGER PRIMARY KEY",
126 "timestamp DEFAULT 'none'",
127 "headertag DEFAULT 'none'",
128 "targettag DEFAULT 'none'",
129 "xmlmessage DEFAULT 'none'",
130 "module DEFAULT 'none'",
131 "sessionid DEFAULT '0'",
132 );
134 # holds all gosa jobs
135 our $job_db;
136 our $job_queue_tn = 'jobs';
137 my $job_queue_file_name;
138 my @job_queue_col_names = ("id INTEGER PRIMARY KEY",
139 "timestamp DEFAULT 'none'",
140 "status DEFAULT 'none'",
141 "result DEFAULT 'none'",
142 "progress DEFAULT 'none'",
143 "headertag DEFAULT 'none'",
144 "targettag DEFAULT 'none'",
145 "xmlmessage DEFAULT 'none'",
146 "macaddress DEFAULT 'none'",
147 "plainname DEFAULT 'none'",
148 );
150 # holds all other gosa-si-server
151 our $known_server_db;
152 our $known_server_tn = "known_server";
153 my $known_server_file_name;
154 my @known_server_col_names = ("hostname", "status", "hostkey", "timestamp");
156 # holds all registrated clients
157 our $known_clients_db;
158 our $known_clients_tn = "known_clients";
159 my $known_clients_file_name;
160 my @known_clients_col_names = ("hostname", "status", "hostkey", "timestamp", "macaddress", "events", "keylifetime");
162 # holds all registered clients at a foreign server
163 our $foreign_clients_db;
164 our $foreign_clients_tn = "foreign_clients";
165 my $foreign_clients_file_name;
166 my @foreign_clients_col_names = ("hostname", "macaddress", "regserver", "timestamp");
168 # holds all logged in user at each client
169 our $login_users_db;
170 our $login_users_tn = "login_users";
171 my $login_users_file_name;
172 my @login_users_col_names = ("client", "user", "timestamp");
174 # holds all fai server, the debian release and tag
175 our $fai_server_db;
176 our $fai_server_tn = "fai_server";
177 my $fai_server_file_name;
178 our @fai_server_col_names = ("timestamp", "server", "release", "sections", "tag");
180 our $fai_release_db;
181 our $fai_release_tn = "fai_release";
182 my $fai_release_file_name;
183 our @fai_release_col_names = ("timestamp", "release", "class", "type", "state");
185 # holds all packages available from different repositories
186 our $packages_list_db;
187 our $packages_list_tn = "packages_list";
188 my $packages_list_file_name;
189 our @packages_list_col_names = ("distribution", "package", "version", "section", "description", "template", "timestamp");
190 my $outdir = "/tmp/packages_list_db";
191 my $arch = "i386";
193 # holds all messages which should be delivered to a user
194 our $messaging_db;
195 our $messaging_tn = "messaging";
196 our @messaging_col_names = ("id INTEGER", "subject", "message_from", "message_to",
197 "flag", "direction", "delivery_time", "message", "timestamp" );
198 my $messaging_file_name;
200 # path to directory to store client install log files
201 our $client_fai_log_dir = "/var/log/fai";
203 # queue which stores taskes until one of the $max_children children are ready to process the task
204 my @tasks = qw();
205 my @msgs_to_decrypt = qw();
206 my $max_children = 2;
209 %cfg_defaults = (
210 "general" => {
211 "log-file" => [\$log_file, "/var/run/".$prg.".log"],
212 "pid-file" => [\$pid_file, "/var/run/".$prg.".pid"],
213 },
214 "server" => {
215 "port" => [\$server_port, "20081"],
216 "known-clients" => [\$known_clients_file_name, '/var/lib/gosa-si/clients.db' ],
217 "known-servers" => [\$known_server_file_name, '/var/lib/gosa-si/servers.db'],
218 "incoming" => [\$incoming_file_name, '/var/lib/gosa-si/incoming.db'],
219 "login-users" => [\$login_users_file_name, '/var/lib/gosa-si/users.db'],
220 "fai-server" => [\$fai_server_file_name, '/var/lib/gosa-si/fai_server.db'],
221 "fai-release" => [\$fai_release_file_name, '/var/lib/gosa-si/fai_release.db'],
222 "packages-list" => [\$packages_list_file_name, '/var/lib/gosa-si/packages.db'],
223 "messaging" => [\$messaging_file_name, '/var/lib/gosa-si/messaging.db'],
224 "foreign-clients" => [\$foreign_clients_file_name, '/var/lib/gosa-si/foreign_clients.db'],
225 "source-list" => [\$sources_list, '/etc/apt/sources.list'],
226 "repo-path" => [\$repo_path, '/srv/www/repository'],
227 "ldap-uri" => [\$ldap_uri, ""],
228 "ldap-base" => [\$ldap_base, ""],
229 "ldap-admin-dn" => [\$ldap_admin_dn, ""],
230 "ldap-admin-password" => [\$ldap_admin_password, ""],
231 "gosa-unit-tag" => [\$gosa_unit_tag, ""],
232 "max-clients" => [\$max_clients, 10],
233 },
234 "GOsaPackages" => {
235 "ip" => [\$gosa_ip, "0.0.0.0"],
236 "port" => [\$gosa_port, "20082"],
237 "job-queue" => [\$job_queue_file_name, '/var/lib/gosa-si/jobs.db'],
238 "job-queue-loop-delay" => [\$job_queue_loop_delay, 3],
239 "messaging-db-loop-delay" => [\$messaging_db_loop_delay, 3],
240 "key" => [\$GosaPackages_key, "none"],
241 "dak-base" => [\$dak_base_directory, "/srv/archive"],
242 "dak-keyring" => [\$dak_signing_keys_directory, "/srv/archive/keyrings"],
243 "dak-queue" => [\$dak_queue_directory, "/srv/archive/queue"],
244 "dak-user" => [\$dak_user, "deb-dak"],
245 },
246 "ClientPackages" => {
247 "key" => [\$ClientPackages_key, "none"],
248 },
249 "ServerPackages"=> {
250 "address" => [\$foreign_server_string, ""],
251 "domain" => [\$server_domain, ""],
252 "key" => [\$ServerPackages_key, "none"],
253 "key-lifetime" => [\$foreign_servers_register_delay, 120],
254 }
255 );
258 #=== FUNCTION ================================================================
259 # NAME: usage
260 # PARAMETERS: nothing
261 # RETURNS: nothing
262 # DESCRIPTION: print out usage text to STDERR
263 #===============================================================================
264 sub usage {
265 print STDERR << "EOF" ;
266 usage: $prg [-hvf] [-c config]
268 -h : this (help) message
269 -c <file> : config file
270 -f : foreground, process will not be forked to background
271 -v : be verbose (multiple to increase verbosity)
272 -no-arp : starts $prg without connection to arp module
274 EOF
275 print "\n" ;
276 }
279 #=== FUNCTION ================================================================
280 # NAME: read_configfile
281 # PARAMETERS: cfg_file - string -
282 # RETURNS: nothing
283 # DESCRIPTION: read cfg_file and set variables
284 #===============================================================================
285 sub read_configfile {
286 my $cfg;
287 if( defined( $cfg_file) && ( (-s $cfg_file) > 0 )) {
288 if( -r $cfg_file ) {
289 $cfg = Config::IniFiles->new( -file => $cfg_file );
290 } else {
291 print STDERR "Couldn't read config file!\n";
292 }
293 } else {
294 $cfg = Config::IniFiles->new() ;
295 }
296 foreach my $section (keys %cfg_defaults) {
297 foreach my $param (keys %{$cfg_defaults{ $section }}) {
298 my $pinfo = $cfg_defaults{ $section }{ $param };
299 ${@$pinfo[ 0 ]} = $cfg->val( $section, $param, @$pinfo[ 1 ] );
300 }
301 }
302 }
305 #=== FUNCTION ================================================================
306 # NAME: logging
307 # PARAMETERS: level - string - default 'info'
308 # msg - string -
309 # facility - string - default 'LOG_DAEMON'
310 # RETURNS: nothing
311 # DESCRIPTION: function for logging
312 #===============================================================================
313 sub daemon_log {
314 # log into log_file
315 my( $msg, $level ) = @_;
316 if(not defined $msg) { return }
317 if(not defined $level) { $level = 1 }
318 if(defined $log_file){
319 open(LOG_HANDLE, ">>$log_file");
320 chmod 0600, $log_file;
321 if(not defined open( LOG_HANDLE, ">>$log_file" )) {
322 print STDERR "cannot open $log_file: $!";
323 return
324 }
325 chomp($msg);
326 $msg =~s/\n//g; # no newlines are allowed in log messages, this is important for later log parsing
327 if($level <= $verbose){
328 my ($seconds, $minutes, $hours, $monthday, $month,
329 $year, $weekday, $yearday, $sommertime) = localtime(time);
330 $hours = $hours < 10 ? $hours = "0".$hours : $hours;
331 $minutes = $minutes < 10 ? $minutes = "0".$minutes : $minutes;
332 $seconds = $seconds < 10 ? $seconds = "0".$seconds : $seconds;
333 my @monthnames = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
334 $month = $monthnames[$month];
335 $monthday = $monthday < 10 ? $monthday = "0".$monthday : $monthday;
336 $year+=1900;
337 my $name = $prg;
339 my $log_msg = "$month $monthday $hours:$minutes:$seconds $name $msg\n";
340 print LOG_HANDLE $log_msg;
341 if( $foreground ) {
342 print STDERR $log_msg;
343 }
344 }
345 close( LOG_HANDLE );
346 }
347 }
350 #=== FUNCTION ================================================================
351 # NAME: check_cmdline_param
352 # PARAMETERS: nothing
353 # RETURNS: nothing
354 # DESCRIPTION: validates commandline parameter
355 #===============================================================================
356 sub check_cmdline_param () {
357 my $err_config;
358 my $err_counter = 0;
359 if(not defined($cfg_file)) {
360 $cfg_file = "/etc/gosa-si/server.conf";
361 if(! -r $cfg_file) {
362 $err_config = "please specify a config file";
363 $err_counter += 1;
364 }
365 }
366 if( $err_counter > 0 ) {
367 &usage( "", 1 );
368 if( defined( $err_config)) { print STDERR "$err_config\n"}
369 print STDERR "\n";
370 exit( -1 );
371 }
372 }
375 #=== FUNCTION ================================================================
376 # NAME: check_pid
377 # PARAMETERS: nothing
378 # RETURNS: nothing
379 # DESCRIPTION: handels pid processing
380 #===============================================================================
381 sub check_pid {
382 $pid = -1;
383 # Check, if we are already running
384 if( open(LOCK_FILE, "<$pid_file") ) {
385 $pid = <LOCK_FILE>;
386 if( defined $pid ) {
387 chomp( $pid );
388 if( -f "/proc/$pid/stat" ) {
389 my($stat) = `cat /proc/$pid/stat` =~ m/$pid \((.+)\).*/;
390 if( $stat ) {
391 daemon_log("ERROR: Already running",1);
392 close( LOCK_FILE );
393 exit -1;
394 }
395 }
396 }
397 close( LOCK_FILE );
398 unlink( $pid_file );
399 }
401 # create a syslog msg if it is not to possible to open PID file
402 if (not sysopen(LOCK_FILE, $pid_file, O_WRONLY|O_CREAT|O_EXCL, 0644)) {
403 my($msg) = "Couldn't obtain lockfile '$pid_file' ";
404 if (open(LOCK_FILE, '<', $pid_file)
405 && ($pid = <LOCK_FILE>))
406 {
407 chomp($pid);
408 $msg .= "(PID $pid)\n";
409 } else {
410 $msg .= "(unable to read PID)\n";
411 }
412 if( ! ($foreground) ) {
413 openlog( $0, "cons,pid", "daemon" );
414 syslog( "warning", $msg );
415 closelog();
416 }
417 else {
418 print( STDERR " $msg " );
419 }
420 exit( -1 );
421 }
422 }
424 #=== FUNCTION ================================================================
425 # NAME: import_modules
426 # PARAMETERS: module_path - string - abs. path to the directory the modules
427 # are stored
428 # RETURNS: nothing
429 # DESCRIPTION: each file in module_path which ends with '.pm' and activation
430 # state is on is imported by "require 'file';"
431 #===============================================================================
432 sub import_modules {
433 daemon_log(" ", 1);
435 if (not -e $modules_path) {
436 daemon_log("0 ERROR: cannot find directory or directory is not readable: $modules_path", 1);
437 }
439 opendir (DIR, $modules_path) or die "ERROR while loading modules from directory $modules_path : $!\n";
440 while (defined (my $file = readdir (DIR))) {
441 if (not $file =~ /(\S*?).pm$/) {
442 next;
443 }
444 my $mod_name = $1;
446 if( $file =~ /ArpHandler.pm/ ) {
447 if( $no_arp > 0 ) {
448 next;
449 }
450 }
452 eval { require $file; };
453 if ($@) {
454 daemon_log("0 ERROR: gosa-si-server could not load module $file", 1);
455 daemon_log("$@", 5);
456 } else {
457 my $info = eval($mod_name.'::get_module_info()');
458 # Only load module if get_module_info() returns a non-null object
459 if( $info ) {
460 my ($input_address, $input_key, $input, $input_active, $input_type) = @{$info};
461 $known_modules->{$mod_name} = $info;
462 daemon_log("0 INFO: module $mod_name loaded", 5);
463 }
464 }
465 }
466 close (DIR);
467 }
470 #=== FUNCTION ================================================================
471 # NAME: sig_int_handler
472 # PARAMETERS: signal - string - signal arose from system
473 # RETURNS: noting
474 # DESCRIPTION: handels tasks to be done befor signal becomes active
475 #===============================================================================
476 sub sig_int_handler {
477 my ($signal) = @_;
479 # if (defined($ldap_handle)) {
480 # $ldap_handle->disconnect;
481 # }
482 # TODO alle verbliebenden ldap verbindungen aus allen heaps beenden
485 daemon_log("shutting down gosa-si-server", 1);
486 system("kill `ps -C gosa-si-server -o pid=`");
487 }
488 $SIG{INT} = \&sig_int_handler;
491 sub check_key_and_xml_validity {
492 my ($crypted_msg, $module_key, $session_id) = @_;
493 my $msg;
494 my $msg_hash;
495 my $error_string;
496 eval{
497 $msg = &decrypt_msg($crypted_msg, $module_key);
499 if ($msg =~ /<xml>/i){
500 $msg =~ s/\s+/ /g; # just for better daemon_log
501 daemon_log("$session_id DEBUG: decrypted_msg: \n$msg", 8);
502 $msg_hash = $xml->XMLin($msg, ForceArray=>1);
504 ##############
505 # check header
506 if( not exists $msg_hash->{'header'} ) { die "no header specified"; }
507 my $header_l = $msg_hash->{'header'};
508 if( 1 > @{$header_l} ) { die 'empty header tag'; }
509 if( 1 < @{$header_l} ) { die 'more than one header specified'; }
510 my $header = @{$header_l}[0];
511 if( 0 == length $header) { die 'empty string in header tag'; }
513 ##############
514 # check source
515 if( not exists $msg_hash->{'source'} ) { die "no source specified"; }
516 my $source_l = $msg_hash->{'source'};
517 if( 1 > @{$source_l} ) { die 'empty source tag'; }
518 if( 1 < @{$source_l} ) { die 'more than one source specified'; }
519 my $source = @{$source_l}[0];
520 if( 0 == length $source) { die 'source error'; }
522 ##############
523 # check target
524 if( not exists $msg_hash->{'target'} ) { die "no target specified"; }
525 my $target_l = $msg_hash->{'target'};
526 if( 1 > @{$target_l} ) { die 'empty target tag'; }
527 }
528 };
529 if($@) {
530 daemon_log("$session_id DEBUG: do not understand the message: $@", 7);
531 $msg = undef;
532 $msg_hash = undef;
533 }
535 return ($msg, $msg_hash);
536 }
539 sub check_outgoing_xml_validity {
540 my ($msg) = @_;
542 my $msg_hash;
543 eval{
544 $msg_hash = $xml->XMLin($msg, ForceArray=>1);
546 ##############
547 # check header
548 my $header_l = $msg_hash->{'header'};
549 if( 1 != @{$header_l} ) {
550 die 'no or more than one headers specified';
551 }
552 my $header = @{$header_l}[0];
553 if( 0 == length $header) {
554 die 'header has length 0';
555 }
557 ##############
558 # check source
559 my $source_l = $msg_hash->{'source'};
560 if( 1 != @{$source_l} ) {
561 die 'no or more than 1 sources specified';
562 }
563 my $source = @{$source_l}[0];
564 if( 0 == length $source) {
565 die 'source has length 0';
566 }
567 unless( $source =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ||
568 $source =~ /^GOSA$/i ) {
569 die "source '$source' is neither a complete ip-address with port nor 'GOSA'";
570 }
572 ##############
573 # check target
574 my $target_l = $msg_hash->{'target'};
575 if( 0 == @{$target_l} ) {
576 die "no targets specified";
577 }
578 foreach my $target (@$target_l) {
579 if( 0 == length $target) {
580 die "target has length 0";
581 }
582 unless( $target =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ||
583 $target =~ /^GOSA$/i ||
584 $target =~ /^\*$/ ||
585 $target =~ /KNOWN_SERVER/i ||
586 $target =~ /JOBDB/i ||
587 $target =~ /^([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})$/i ){
588 die "target '$target' is not a complete ip-address with port or a valid target name or a mac-address";
589 }
590 }
591 };
592 if($@) {
593 daemon_log("WARNING: outgoing msg is not gosa-si envelope conform", 5);
594 daemon_log("$@ ".(defined($msg) && length($msg)>0)?$msg:"Empty Message", 8);
595 $msg_hash = undef;
596 }
598 return ($msg_hash);
599 }
602 sub input_from_known_server {
603 my ($input, $remote_ip, $session_id) = @_ ;
604 my ($msg, $msg_hash, $module);
606 my $sql_statement= "SELECT * FROM known_server";
607 my $query_res = $known_server_db->select_dbentry( $sql_statement );
609 while( my ($hit_num, $hit) = each %{ $query_res } ) {
610 my $host_name = $hit->{hostname};
611 if( not $host_name =~ "^$remote_ip") {
612 next;
613 }
614 my $host_key = $hit->{hostkey};
615 daemon_log("$session_id DEBUG: input_from_known_server: host_name: $host_name", 7);
616 daemon_log("$session_id DEBUG: input_from_known_server: host_key: $host_key", 7);
618 # check if module can open msg envelope with module key
619 my ($tmp_msg, $tmp_msg_hash) = &check_key_and_xml_validity($input, $host_key, $session_id);
620 if( (!$tmp_msg) || (!$tmp_msg_hash) ) {
621 daemon_log("$session_id DEBUG: input_from_known_server: deciphering raise error", 7);
622 daemon_log("$@", 8);
623 next;
624 }
625 else {
626 $msg = $tmp_msg;
627 $msg_hash = $tmp_msg_hash;
628 $module = "ServerPackages";
629 last;
630 }
631 }
633 if( (!$msg) || (!$msg_hash) || (!$module) ) {
634 daemon_log("$session_id DEBUG: Incoming message is not from a known server", 7);
635 }
637 return ($msg, $msg_hash, $module);
638 }
641 sub input_from_known_client {
642 my ($input, $remote_ip, $session_id) = @_ ;
643 my ($msg, $msg_hash, $module);
645 my $sql_statement= "SELECT * FROM known_clients";
646 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
647 while( my ($hit_num, $hit) = each %{ $query_res } ) {
648 my $host_name = $hit->{hostname};
649 if( not $host_name =~ /^$remote_ip:\d*$/) {
650 next;
651 }
652 my $host_key = $hit->{hostkey};
653 &daemon_log("$session_id DEBUG: input_from_known_client: host_name: $host_name", 7);
654 &daemon_log("$session_id DEBUG: input_from_known_client: host_key: $host_key", 7);
656 # check if module can open msg envelope with module key
657 ($msg, $msg_hash) = &check_key_and_xml_validity($input, $host_key, $session_id);
659 if( (!$msg) || (!$msg_hash) ) {
660 &daemon_log("$session_id DEGUG: input_from_known_client: deciphering raise error", 7);
661 &daemon_log("$@", 8);
662 next;
663 }
664 else {
665 $module = "ClientPackages";
666 last;
667 }
668 }
670 if( (!$msg) || (!$msg_hash) || (!$module) ) {
671 &daemon_log("$session_id DEBUG: Incoming message is not from a known client", 7);
672 }
674 return ($msg, $msg_hash, $module);
675 }
678 sub input_from_unknown_host {
679 no strict "refs";
680 my ($input, $session_id) = @_ ;
681 my ($msg, $msg_hash, $module);
682 my $error_string;
684 my %act_modules = %$known_modules;
686 while( my ($mod, $info) = each(%act_modules)) {
688 # check a key exists for this module
689 my $module_key = ${$mod."_key"};
690 if( not defined $module_key ) {
691 if( $mod eq 'ArpHandler' ) {
692 next;
693 }
694 daemon_log("$session_id ERROR: no key specified in config file for $mod", 1);
695 next;
696 }
697 daemon_log("$session_id DEBUG: $mod: $module_key", 7);
699 # check if module can open msg envelope with module key
700 ($msg, $msg_hash) = &check_key_and_xml_validity($input, $module_key, $session_id);
701 if( (not defined $msg) || (not defined $msg_hash) ) {
702 next;
703 }
704 else {
705 $module = $mod;
706 last;
707 }
708 }
710 if( (!$msg) || (!$msg_hash) || (!$module)) {
711 daemon_log("$session_id DEBUG: Incoming message is not from an unknown host", 7);
712 }
714 return ($msg, $msg_hash, $module);
715 }
718 sub create_ciphering {
719 my ($passwd) = @_;
720 if((!defined($passwd)) || length($passwd)==0) {
721 $passwd = "";
722 }
723 $passwd = substr(md5_hex("$passwd") x 32, 0, 32);
724 my $iv = substr(md5_hex('GONICUS GmbH'),0, 16);
725 my $my_cipher = Crypt::Rijndael->new($passwd , Crypt::Rijndael::MODE_CBC());
726 $my_cipher->set_iv($iv);
727 return $my_cipher;
728 }
731 sub encrypt_msg {
732 my ($msg, $key) = @_;
733 my $my_cipher = &create_ciphering($key);
734 my $len;
735 {
736 use bytes;
737 $len= 16-length($msg)%16;
738 }
739 $msg = "\0"x($len).$msg;
740 $msg = $my_cipher->encrypt($msg);
741 chomp($msg = &encode_base64($msg));
742 # there are no newlines allowed inside msg
743 $msg=~ s/\n//g;
744 return $msg;
745 }
748 sub decrypt_msg {
750 my ($msg, $key) = @_ ;
751 $msg = &decode_base64($msg);
752 my $my_cipher = &create_ciphering($key);
753 $msg = $my_cipher->decrypt($msg);
754 $msg =~ s/\0*//g;
755 return $msg;
756 }
759 sub get_encrypt_key {
760 my ($target) = @_ ;
761 my $encrypt_key;
762 my $error = 0;
764 # target can be in known_server
765 if( not defined $encrypt_key ) {
766 my $sql_statement= "SELECT * FROM known_server WHERE hostname='$target'";
767 my $query_res = $known_server_db->select_dbentry( $sql_statement );
768 while( my ($hit_num, $hit) = each %{ $query_res } ) {
769 my $host_name = $hit->{hostname};
770 if( $host_name ne $target ) {
771 next;
772 }
773 $encrypt_key = $hit->{hostkey};
774 last;
775 }
776 }
778 # target can be in known_client
779 if( not defined $encrypt_key ) {
780 my $sql_statement= "SELECT * FROM known_clients WHERE hostname='$target'";
781 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
782 while( my ($hit_num, $hit) = each %{ $query_res } ) {
783 my $host_name = $hit->{hostname};
784 if( $host_name ne $target ) {
785 next;
786 }
787 $encrypt_key = $hit->{hostkey};
788 last;
789 }
790 }
792 return $encrypt_key;
793 }
796 #=== FUNCTION ================================================================
797 # NAME: open_socket
798 # PARAMETERS: PeerAddr string something like 192.168.1.1 or 192.168.1.1:10000
799 # [PeerPort] string necessary if port not appended by PeerAddr
800 # RETURNS: socket IO::Socket::INET
801 # DESCRIPTION: open a socket to PeerAddr
802 #===============================================================================
803 sub open_socket {
804 my ($PeerAddr, $PeerPort) = @_ ;
805 if(defined($PeerPort)){
806 $PeerAddr = $PeerAddr.":".$PeerPort;
807 }
808 my $socket;
809 $socket = new IO::Socket::INET(PeerAddr => $PeerAddr,
810 Porto => "tcp",
811 Type => SOCK_STREAM,
812 Timeout => 5,
813 );
814 if(not defined $socket) {
815 return;
816 }
817 # &daemon_log("DEBUG: open_socket: $PeerAddr", 7);
818 return $socket;
819 }
822 # moved to GosaSupportDaemon: 03-06-2008: rettenbe
823 #=== FUNCTION ================================================================
824 # NAME: get_ip
825 # PARAMETERS: interface name (i.e. eth0)
826 # RETURNS: (ip address)
827 # DESCRIPTION: Uses ioctl to get ip address directly from system.
828 #===============================================================================
829 #sub get_ip {
830 # my $ifreq= shift;
831 # my $result= "";
832 # my $SIOCGIFADDR= 0x8915; # man 2 ioctl_list
833 # my $proto= getprotobyname('ip');
834 #
835 # socket SOCKET, PF_INET, SOCK_DGRAM, $proto
836 # or die "socket: $!";
837 #
838 # if(ioctl SOCKET, $SIOCGIFADDR, $ifreq) {
839 # my ($if, $sin) = unpack 'a16 a16', $ifreq;
840 # my ($port, $addr) = sockaddr_in $sin;
841 # my $ip = inet_ntoa $addr;
842 #
843 # if ($ip && length($ip) > 0) {
844 # $result = $ip;
845 # }
846 # }
847 #
848 # return $result;
849 #}
852 sub get_local_ip_for_remote_ip {
853 my $remote_ip= shift;
854 my $result="0.0.0.0";
856 if($remote_ip =~ /^(\d\d?\d?\.){3}\d\d?\d?$/) {
857 if($remote_ip eq "127.0.0.1") {
858 $result = "127.0.0.1";
859 } else {
860 my $PROC_NET_ROUTE= ('/proc/net/route');
862 open(PROC_NET_ROUTE, "<$PROC_NET_ROUTE")
863 or die "Could not open $PROC_NET_ROUTE";
865 my @ifs = <PROC_NET_ROUTE>;
867 close(PROC_NET_ROUTE);
869 # Eat header line
870 shift @ifs;
871 chomp @ifs;
872 foreach my $line(@ifs) {
873 my ($Iface,$Destination,$Gateway,$Flags,$RefCnt,$Use,$Metric,$Mask,$MTU,$Window,$IRTT)=split(/\s/, $line);
874 my $destination;
875 my $mask;
876 my ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Destination);
877 $destination= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d));
878 ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Mask);
879 $mask= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d));
880 if(new NetAddr::IP($remote_ip)->within(new NetAddr::IP($destination, $mask))) {
881 # destination matches route, save mac and exit
882 $result= &get_ip($Iface);
883 last;
884 }
885 }
886 }
887 } else {
888 daemon_log("get_local_ip_for_remote_ip was called with a non-ip parameter: $remote_ip", 1);
889 }
890 return $result;
891 }
894 sub send_msg_to_target {
895 my ($msg, $address, $encrypt_key, $msg_header, $session_id) = @_ ;
896 my $error = 0;
897 my $header;
898 my $timestamp = &get_time();
899 my $new_status;
900 my $act_status;
901 my ($sql_statement, $res);
903 if( $msg_header ) {
904 $header = "'$msg_header'-";
905 } else {
906 $header = "";
907 }
909 # Patch the source ip
910 if($msg =~ /<source>0\.0\.0\.0:\d*?<\/source>/) {
911 my $remote_ip = &get_local_ip_for_remote_ip(sprintf("%s", $address =~ /^([0-9\.]*?):.*$/));
912 $msg =~ s/<source>(0\.0\.0\.0):(\d*?)<\/source>/<source>$remote_ip:$2<\/source>/s;
913 }
915 # encrypt xml msg
916 my $crypted_msg = &encrypt_msg($msg, $encrypt_key);
918 # opensocket
919 my $socket = &open_socket($address);
920 if( !$socket ) {
921 daemon_log("$session_id ERROR: cannot send ".$header."msg to $address , host not reachable", 1);
922 $error++;
923 }
925 if( $error == 0 ) {
926 # send xml msg
927 print $socket $crypted_msg."\n";
929 daemon_log("$session_id INFO: send ".$header."msg to $address", 5);
930 daemon_log("$session_id DEBUG: message:\n$msg", 9);
932 }
934 # close socket in any case
935 if( $socket ) {
936 close $socket;
937 }
939 if( $error > 0 ) { $new_status = "down"; }
940 else { $new_status = $msg_header; }
943 # known_clients
944 $sql_statement = "SELECT * FROM $known_clients_tn WHERE hostname='$address'";
945 $res = $known_clients_db->select_dbentry($sql_statement);
946 if( keys(%$res) == 1) {
947 $act_status = exists $res->{1}->{'status'} ? $res->{1}->{'status'} : "";
948 if ($act_status eq "down" && $new_status eq "down") {
949 $sql_statement = "DELETE FROM known_clients WHERE hostname='$address'";
950 $res = $known_clients_db->del_dbentry($sql_statement);
951 daemon_log("$session_id WARNING: failed 2x to send msg to host '$address', delete host from known_clients", 3);
952 } else {
953 $sql_statement = "UPDATE known_clients SET status='$new_status', timestamp='$timestamp' WHERE hostname='$address'";
954 $res = $known_clients_db->update_dbentry($sql_statement);
955 if($new_status eq "down"){
956 daemon_log("$session_id WARNING: set '$address' from status '$act_status' to '$new_status'", 3);
957 } else {
958 daemon_log("$session_id INFO: set '$address' from status '$act_status' to '$new_status'", 5);
959 }
960 }
961 }
963 # known_server
964 $sql_statement = "SELECT * FROM $known_server_tn WHERE hostname='$address'";
965 $res = $known_server_db->select_dbentry($sql_statement);
966 if( keys(%$res) == 1) {
967 $act_status = exists $res->{1}->{'status'} ? $res->{1}->{'status'} : "";
968 if ($act_status eq "down" && $new_status eq "down") {
969 $sql_statement = "DELETE FROM known_server WHERE hostname='$address'";
970 $res = $known_server_db->del_dbentry($sql_statement);
971 daemon_log("$session_id WARNING: failed 2x to send a message to host '$address', delete host from known_server", 3);
972 }
973 else {
974 $sql_statement = "UPDATE known_server SET status='$new_status', timestamp='$timestamp' WHERE hostname='$address'";
975 $res = $known_server_db->update_dbentry($sql_statement);
976 if($new_status eq "down"){
977 daemon_log("$session_id WARNING: set '$address' from status '$act_status' to '$new_status'", 3);
978 } else {
979 daemon_log("$session_id INFO: set '$address' from status '$act_status' to '$new_status'", 5);
980 }
981 }
982 }
983 return $error;
984 }
987 sub update_jobdb_status_for_send_msgs {
988 my ($answer, $error) = @_;
989 if( $answer =~ /<jobdb_id>(\d+)<\/jobdb_id>/ ) {
990 my $jobdb_id = $1;
992 # sending msg faild
993 if( $error ) {
994 if (not $answer =~ /<header>trigger_action_reinstall<\/header>/) {
995 my $sql_statement = "UPDATE $job_queue_tn ".
996 "SET status='error', result='can not deliver msg, please consult log file' ".
997 "WHERE id=$jobdb_id";
998 my $res = $job_db->update_dbentry($sql_statement);
999 }
1001 # sending msg was successful
1002 } else {
1003 my $sql_statement = "UPDATE $job_queue_tn ".
1004 "SET status='done' ".
1005 "WHERE id=$jobdb_id AND status='processed'";
1006 my $res = $job_db->update_dbentry($sql_statement);
1007 }
1008 }
1009 }
1012 sub sig_handler {
1013 my ($kernel, $signal) = @_[KERNEL, ARG0] ;
1014 daemon_log("0 INFO got signal '$signal'", 1);
1015 $kernel->sig_handled();
1016 return;
1017 }
1020 sub msg_to_decrypt {
1021 my ($kernel, $session, $heap) = @_[KERNEL, SESSION, HEAP];
1022 my $session_id = $session->ID;
1023 my ($msg, $msg_hash, $module);
1024 my $error = 0;
1026 # hole neue msg aus @msgs_to_decrypt
1027 my $next_msg = shift @msgs_to_decrypt;
1029 # entschlüssle sie
1031 # msg is from a new client or gosa
1032 ($msg, $msg_hash, $module) = &input_from_unknown_host($next_msg, $session_id);
1033 # msg is from a gosa-si-server
1034 if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
1035 ($msg, $msg_hash, $module) = &input_from_known_server($next_msg, $heap->{'remote_ip'}, $session_id);
1036 }
1037 # msg is from a gosa-si-client
1038 if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
1039 ($msg, $msg_hash, $module) = &input_from_known_client($next_msg, $heap->{'remote_ip'}, $session_id);
1040 }
1041 # an error occurred
1042 if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
1043 # if an incoming msg could not be decrypted (maybe a wrong key), send client a ping. If the client
1044 # could not understand a msg from its server the client cause a re-registering process
1045 daemon_log("$session_id INFO cannot understand incoming msg, send 'ping'-msg to all host with ip '".$heap->{remote_ip}.
1046 "' to cause a re-registering of the client if necessary", 5);
1047 my $sql_statement = "SELECT * FROM $main::known_clients_tn WHERE (hostname LIKE '".$heap->{'remote_ip'}."%')";
1048 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
1049 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1050 my $host_name = $hit->{'hostname'};
1051 my $host_key = $hit->{'hostkey'};
1052 my $ping_msg = "<xml> <header>gosa_ping</header> <source>$server_address</source> <target>$host_name</target></xml>";
1053 my $error = &send_msg_to_target($ping_msg, $host_name, $host_key, "gosa_ping", $session_id);
1054 &update_jobdb_status_for_send_msgs($ping_msg, $error);
1055 }
1056 $error++;
1057 }
1060 my $header;
1061 my $target;
1062 my $source;
1063 my $done = 0;
1064 my $sql;
1065 my $res;
1067 # check whether this message should be processed here
1068 if ($error == 0) {
1069 $header = @{$msg_hash->{'header'}}[0];
1070 $target = @{$msg_hash->{'target'}}[0];
1071 $source = @{$msg_hash->{'source'}}[0];
1072 my $not_found_in_known_clients_db = 0;
1073 my $not_found_in_known_server_db = 0;
1074 my $not_found_in_foreign_clients_db = 0;
1075 my $local_address;
1076 my ($target_ip, $target_port) = split(':', $target);
1077 if ($target =~ /^\d+\.\d+\.\d+\.\d+:\d+$/) {
1078 $local_address = &get_local_ip_for_remote_ip($target_ip).":$server_port";
1079 } else {
1080 $local_address = $server_address;
1081 }
1083 # target and source is equal to GOSA -> process here
1084 if (not $done) {
1085 if ($target eq "GOSA" && $source eq "GOSA") {
1086 $done = 1;
1087 }
1088 }
1090 # target is own address without forward_to_gosa-tag -> process here
1091 if (not $done) {
1092 if (($target eq $local_address) && (not exists $msg_hash->{'forward_to_gosa'})) {
1093 $done = 1;
1094 if ($source eq "GOSA") {
1095 $msg =~ s/<\/xml>/<forward_to_gosa>$local_address,$session_id<\/forward_to_gosa><\/xml>/;
1096 }
1097 #print STDERR "target is own address without forward_to_gosa-tag -> process here\n";
1098 }
1099 }
1101 # target is a client address in known_clients -> process here
1102 if (not $done) {
1103 $sql = "SELECT * FROM $known_clients_tn WHERE (hostname='$target' OR macaddress LIKE '$target')";
1104 $res = $known_clients_db->select_dbentry($sql);
1105 if (keys(%$res) > 0) {
1106 $done = 1;
1107 my $hostname = $res->{1}->{'hostname'};
1108 $msg =~ s/<target>$target<\/target>/<target>$hostname<\/target>/;
1109 #print STDERR "target is a client address in known_clients -> process here\n";
1110 } else {
1111 $not_found_in_known_clients_db = 1;
1112 }
1113 }
1115 # target ist own address with forward_to_gosa-tag not pointing to myself -> process here
1116 if (not $done) {
1117 my $forward_to_gosa = @{$msg_hash->{'forward_to_gosa'}}[0];
1118 my $gosa_at;
1119 my $gosa_session_id;
1120 if (($target eq $local_address) && (defined $forward_to_gosa)){
1121 my ($gosa_at, $gosa_session_id) = split(/,/, $forward_to_gosa);
1122 if ($gosa_at ne $local_address) {
1123 $done = 1;
1124 #print STDERR "target is own address with forward_to_gosa-tag not pointing to myself -> process here\n";
1125 }
1126 }
1127 }
1129 # if message should be processed here -> add message to incoming_db
1130 if ($done) {
1131 # if a job or a gosa message comes from a foreign server, fake module to GosaPackages
1132 # so gosa-si-server knows how to process this kind of messages
1133 if ($header =~ /^gosa_/ || $header =~ /job_/) {
1134 $module = "GosaPackages";
1135 }
1137 my $res = $incoming_db->add_dbentry( {table=>$incoming_tn,
1138 primkey=>[],
1139 headertag=>$header,
1140 targettag=>$target,
1141 xmlmessage=>&encode_base64($msg),
1142 timestamp=>&get_time,
1143 module=>$module,
1144 sessionid=>$session_id,
1145 } );
1146 }
1148 # target is own address with forward_to_gosa-tag pointing at myself -> forward to gosa
1149 if (not $done) {
1150 my $forward_to_gosa = @{$msg_hash->{'forward_to_gosa'}}[0];
1151 my $gosa_at;
1152 my $gosa_session_id;
1153 if (($target eq $local_address) && (defined $forward_to_gosa)){
1154 my ($gosa_at, $gosa_session_id) = split(/,/, $forward_to_gosa);
1155 if ($gosa_at eq $local_address) {
1156 my $session_reference = $kernel->ID_id_to_session($gosa_session_id);
1157 if( defined $session_reference ) {
1158 $heap = $session_reference->get_heap();
1159 }
1160 if(exists $heap->{'client'}) {
1161 $msg = &encrypt_msg($msg, $GosaPackages_key);
1162 $heap->{'client'}->put($msg);
1163 }
1164 $done = 1;
1165 #print STDERR "target is own address with forward_to_gosa-tag pointing at myself -> forward to gosa\n";
1166 }
1167 }
1169 }
1171 # target is a client address in foreign_clients -> forward to registration server
1172 if (not $done) {
1173 $sql = "SELECT * FROM $foreign_clients_tn WHERE (hostname='$target' OR macaddress LIKE '$target')";
1174 $res = $foreign_clients_db->select_dbentry($sql);
1175 if (keys(%$res) > 0) {
1176 my $hostname = $res->{1}->{'hostname'};
1177 my $regserver = $res->{1}->{'regserver'};
1178 my $sql = "SELECT * FROM $known_server_tn WHERE hostname='$regserver'";
1179 my $res = $known_server_db->select_dbentry($sql);
1180 if (keys(%$res) > 0) {
1181 my $regserver_key = $res->{1}->{'hostkey'};
1182 $msg =~ s/<source>GOSA<\/source>/<source>$local_address<\/source>/;
1183 $msg =~ s/<target>$target<\/target>/<target>$hostname<\/target>/;
1184 if ($source eq "GOSA") {
1185 $msg =~ s/<\/xml>/<forward_to_gosa>$local_address,$session_id<\/forward_to_gosa><\/xml>/;
1186 }
1187 &send_msg_to_target($msg, $regserver, $regserver_key, $header, $session_id);
1188 }
1189 $done = 1;
1190 #print STDERR "target is a client address in foreign_clients -> forward to registration server\n";
1191 } else {
1192 $not_found_in_foreign_clients_db = 1;
1193 }
1194 }
1196 # target is a server address -> forward to server
1197 if (not $done) {
1198 $sql = "SELECT * FROM $known_server_tn WHERE hostname='$target'";
1199 $res = $known_server_db->select_dbentry($sql);
1200 if (keys(%$res) > 0) {
1201 my $hostkey = $res->{1}->{'hostkey'};
1203 if ($source eq "GOSA") {
1204 $msg =~ s/<source>GOSA<\/source>/<source>$local_address<\/source>/;
1205 $msg =~ s/<\/xml>/<forward_to_gosa>$local_address,$session_id<\/forward_to_gosa><\/xml>/;
1207 }
1209 &send_msg_to_target($msg, $target, $hostkey, $header, $session_id);
1210 $done = 1;
1211 #print STDERR "target is a server address -> forward to server\n";
1212 } else {
1213 $not_found_in_known_server_db = 1;
1214 }
1215 }
1218 # target is not in foreign_clients_db, known_server_db or known_clients_db, maybe it is a complete new one -> process here
1219 if ( $not_found_in_foreign_clients_db
1220 && $not_found_in_known_server_db
1221 && $not_found_in_known_clients_db) {
1222 my $res = $incoming_db->add_dbentry( {table=>$incoming_tn,
1223 primkey=>[],
1224 headertag=>$header,
1225 targettag=>$target,
1226 xmlmessage=>&encode_base64($msg),
1227 timestamp=>&get_time,
1228 module=>$module,
1229 sessionid=>$session_id,
1230 } );
1231 $done = 1;
1232 }
1235 if (not $done) {
1236 daemon_log("$session_id ERROR: do not know what to do with this message: $msg", 1);
1237 if ($source eq "GOSA") {
1238 my %data = ('error_msg' => &encode_base64($msg), 'error_string' => "Do not know what to do with this message!");
1239 my $error_msg = &build_msg("error", $local_address, "GOSA", \%data );
1241 my $session_reference = $kernel->ID_id_to_session($session_id);
1242 if( defined $session_reference ) {
1243 $heap = $session_reference->get_heap();
1244 }
1245 if(exists $heap->{'client'}) {
1246 $error_msg = &encrypt_msg($error_msg, $GosaPackages_key);
1247 $heap->{'client'}->put($error_msg);
1248 }
1249 }
1250 }
1252 }
1254 return;
1255 }
1258 sub next_task {
1259 my ($session, $heap, $task) = @_[SESSION, HEAP, ARG0];
1260 my $running_task = POE::Wheel::Run->new(
1261 Program => sub { process_task($session, $heap, $task) },
1262 StdioFilter => POE::Filter::Reference->new(),
1263 StdoutEvent => "task_result",
1264 StderrEvent => "task_debug",
1265 CloseEvent => "task_done",
1266 );
1267 $heap->{task}->{ $running_task->ID } = $running_task;
1268 }
1270 sub handle_task_result {
1271 my ($kernel, $heap, $result) = @_[KERNEL, HEAP, ARG0];
1272 my $client_answer = $result->{'answer'};
1273 if( $client_answer =~ s/session_id=(\d+)$// ) {
1274 my $session_id = $1;
1275 if( defined $session_id ) {
1276 my $session_reference = $kernel->ID_id_to_session($session_id);
1277 if( defined $session_reference ) {
1278 $heap = $session_reference->get_heap();
1279 }
1280 }
1282 if(exists $heap->{'client'}) {
1283 $heap->{'client'}->put($client_answer);
1284 }
1285 }
1286 $kernel->sig(CHLD => "child_reap");
1287 }
1289 sub handle_task_debug {
1290 my $result = $_[ARG0];
1291 print STDERR "$result\n";
1292 }
1294 sub handle_task_done {
1295 my ( $kernel, $heap, $task_id ) = @_[ KERNEL, HEAP, ARG0 ];
1296 delete $heap->{task}->{$task_id};
1297 }
1299 sub process_task {
1300 no strict "refs";
1301 my ($session, $heap, $task) = @_;
1302 my $error = 0;
1303 my $answer_l;
1304 my ($answer_header, @answer_target_l, $answer_source);
1305 my $client_answer = "";
1307 # prepare all variables needed to process message
1308 #my $msg = $task->{'xmlmessage'};
1309 my $msg = &decode_base64($task->{'xmlmessage'});
1310 my $incoming_id = $task->{'id'};
1311 my $module = $task->{'module'};
1312 my $header = $task->{'headertag'};
1313 my $session_id = $task->{'sessionid'};
1314 my $msg_hash = $xml->XMLin($msg, ForceArray=>1);
1315 my $source = @{$msg_hash->{'source'}}[0];
1317 # set timestamp of incoming client uptodate, so client will not
1318 # be deleted from known_clients because of expiration
1319 my $act_time = &get_time();
1320 my $sql = "UPDATE $known_clients_tn SET timestamp='$act_time' WHERE hostname='$source'";
1321 my $res = $known_clients_db->exec_statement($sql);
1323 ######################
1324 # process incoming msg
1325 if( $error == 0) {
1326 daemon_log("$session_id INFO: Incoming msg (session_id=$session_id) with header '".@{$msg_hash->{'header'}}[0]."'", 5);
1327 daemon_log("$session_id DEBUG: Processing module ".$module, 7);
1328 $answer_l = &{ $module."::process_incoming_msg" }($msg, $msg_hash, $session_id);
1330 if ( 0 < @{$answer_l} ) {
1331 my $answer_str = join("\n", @{$answer_l});
1332 while ($answer_str =~ /<header>(\w+)<\/header>/g) {
1333 daemon_log("$session_id INFO: got answer message with header '$1'", 5);
1334 }
1335 daemon_log("$session_id DEBUG: $module: got answer from module: \n".$answer_str,8);
1336 } else {
1337 daemon_log("$session_id DEBUG: $module: got no answer from module!" ,8);
1338 }
1340 }
1341 if( !$answer_l ) { $error++ };
1343 ########
1344 # answer
1345 if( $error == 0 ) {
1347 foreach my $answer ( @{$answer_l} ) {
1348 # check outgoing msg to xml validity
1349 my $answer_hash = &check_outgoing_xml_validity($answer);
1350 if( not defined $answer_hash ) { next; }
1352 $answer_header = @{$answer_hash->{'header'}}[0];
1353 @answer_target_l = @{$answer_hash->{'target'}};
1354 $answer_source = @{$answer_hash->{'source'}}[0];
1356 # deliver msg to all targets
1357 foreach my $answer_target ( @answer_target_l ) {
1359 # targets of msg are all gosa-si-clients in known_clients_db
1360 if( $answer_target eq "*" ) {
1361 # answer is for all clients
1362 my $sql_statement= "SELECT * FROM known_clients";
1363 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
1364 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1365 my $host_name = $hit->{hostname};
1366 my $host_key = $hit->{hostkey};
1367 my $error = &send_msg_to_target($answer, $host_name, $host_key, $answer_header, $session_id);
1368 &update_jobdb_status_for_send_msgs($answer, $error);
1369 }
1370 }
1372 # targets of msg are all gosa-si-server in known_server_db
1373 elsif( $answer_target eq "KNOWN_SERVER" ) {
1374 # answer is for all server in known_server
1375 my $sql_statement= "SELECT * FROM $known_server_tn";
1376 my $query_res = $known_server_db->select_dbentry( $sql_statement );
1377 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1378 my $host_name = $hit->{hostname};
1379 my $host_key = $hit->{hostkey};
1380 $answer =~ s/<target>\S+<\/target>/<target>$host_name<\/target>/g;
1381 my $error = &send_msg_to_target($answer, $host_name, $host_key, $answer_header, $session_id);
1382 &update_jobdb_status_for_send_msgs($answer, $error);
1383 }
1384 }
1386 # target of msg is GOsa
1387 elsif( $answer_target eq "GOSA" ) {
1388 my $session_id = ($1) if $answer =~ /<session_id>(\d+?)<\/session_id>/;
1389 my $add_on = "";
1390 if( defined $session_id ) {
1391 $add_on = ".session_id=$session_id";
1392 }
1393 # answer is for GOSA and has to returned to connected client
1394 my $gosa_answer = &encrypt_msg($answer, $GosaPackages_key);
1395 $client_answer = $gosa_answer.$add_on;
1396 }
1398 # target of msg is job queue at this host
1399 elsif( $answer_target eq "JOBDB") {
1400 $answer =~ /<header>(\S+)<\/header>/;
1401 my $header;
1402 if( defined $1 ) { $header = $1; }
1403 my $error = &send_msg_to_target($answer, $server_address, $GosaPackages_key, $header, $session_id);
1404 &update_jobdb_status_for_send_msgs($answer, $error);
1405 }
1407 # target of msg is a mac address
1408 elsif( $answer_target =~ /^([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})$/i ) {
1409 daemon_log("$session_id INFO: target is mac address '$answer_target', looking for host in known_clients", 5);
1410 my $sql_statement = "SELECT * FROM known_clients WHERE macaddress LIKE '$answer_target'";
1411 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
1412 my $found_ip_flag = 0;
1413 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1414 my $host_name = $hit->{hostname};
1415 my $host_key = $hit->{hostkey};
1416 $answer =~ s/$answer_target/$host_name/g;
1417 daemon_log("$session_id INFO: found host '$host_name', associated to '$answer_target'", 5);
1418 my $error = &send_msg_to_target($answer, $host_name, $host_key, $answer_header, $session_id);
1419 &update_jobdb_status_for_send_msgs($answer, $error);
1420 $found_ip_flag++ ;
1421 }
1422 if( $found_ip_flag == 0) {
1423 daemon_log("$session_id WARNING: no host found in known_clients with mac address '$answer_target'", 3);
1424 }
1426 # answer is for one specific host
1427 } else {
1428 # get encrypt_key
1429 my $encrypt_key = &get_encrypt_key($answer_target);
1430 if( not defined $encrypt_key ) {
1431 # unknown target
1432 daemon_log("$session_id WARNING: unknown target '$answer_target'", 3);
1433 next;
1434 }
1435 my $error = &send_msg_to_target($answer, $answer_target, $encrypt_key, $answer_header,$session_id);
1436 &update_jobdb_status_for_send_msgs($answer, $error);
1437 }
1438 }
1439 }
1440 }
1442 my $filter = POE::Filter::Reference->new();
1443 my %result = (
1444 status => "seems ok to me",
1445 answer => $client_answer,
1446 );
1448 my $output = $filter->put( [ \%result ] );
1449 print @$output;
1452 }
1454 sub session_start {
1455 my ($kernel) = $_[KERNEL];
1456 $global_kernel = $kernel;
1457 $kernel->yield('register_at_foreign_servers');
1458 $kernel->yield('create_fai_server_db', $fai_server_tn );
1459 $kernel->yield('create_fai_release_db', $fai_release_tn );
1460 $kernel->yield('watch_for_next_tasks');
1461 $kernel->sig(USR1 => "sig_handler");
1462 $kernel->sig(USR2 => "create_packages_list_db");
1463 $kernel->delay_set('watch_for_new_jobs', $job_queue_loop_delay);
1464 $kernel->delay_set('watch_for_done_jobs', $job_queue_loop_delay);
1465 $kernel->delay_set('watch_for_new_messages', $messaging_db_loop_delay);
1466 $kernel->delay_set('watch_for_delivery_messages', $messaging_db_loop_delay);
1467 $kernel->delay_set('watch_for_done_messages', $messaging_db_loop_delay);
1468 $kernel->delay_set('watch_for_old_known_clients', $job_queue_loop_delay);
1470 }
1473 sub watch_for_done_jobs {
1474 my ($kernel,$heap) = @_[KERNEL, HEAP];
1476 my $sql_statement = "SELECT * FROM ".$job_queue_tn." WHERE status='done'";
1477 my $res = $job_db->select_dbentry( $sql_statement );
1479 while( my ($id, $hit) = each %{$res} ) {
1480 my $jobdb_id = $hit->{id};
1481 my $sql_statement = "DELETE FROM $job_queue_tn WHERE id=$jobdb_id";
1482 my $res = $job_db->del_dbentry($sql_statement);
1483 }
1485 $kernel->delay_set('watch_for_done_jobs',$job_queue_loop_delay);
1486 }
1489 sub watch_for_new_jobs {
1490 if($watch_for_new_jobs_in_progress == 0) {
1491 $watch_for_new_jobs_in_progress = 1;
1492 my ($kernel,$heap) = @_[KERNEL, HEAP];
1494 # check gosa job queue for jobs with executable timestamp
1495 my $timestamp = &get_time();
1496 my $sql_statement = "SELECT * FROM $job_queue_tn WHERE status='waiting' AND (CAST (timestamp AS INTEGER)) < $timestamp ORDER BY timestamp";
1497 my $res = $job_db->exec_statement( $sql_statement );
1499 # Merge all new jobs that would do the same actions
1500 my @drops;
1501 my $hits;
1502 foreach my $hit (reverse @{$res} ) {
1503 my $macaddress= lc @{$hit}[8];
1504 my $headertag= @{$hit}[5];
1505 if(
1506 defined($hits->{$macaddress}) &&
1507 defined($hits->{$macaddress}->{$headertag}) &&
1508 defined($hits->{$macaddress}->{$headertag}[0])
1509 ) {
1510 push @drops, "DELETE FROM $job_queue_tn WHERE id = $hits->{$macaddress}->{$headertag}[0]";
1511 }
1512 $hits->{$macaddress}->{$headertag}= $hit;
1513 }
1515 # Delete new jobs with a matching job in state 'processing'
1516 foreach my $macaddress (keys %{$hits}) {
1517 foreach my $jobdb_headertag (keys %{$hits->{$macaddress}}) {
1518 my $jobdb_id = @{$hits->{$macaddress}->{$jobdb_headertag}}[0];
1519 if(defined($jobdb_id)) {
1520 my $sql_statement = "SELECT * FROM $job_queue_tn WHERE macaddress LIKE '$macaddress' AND headertag='$jobdb_headertag' AND status='processing'";
1521 my $res = $job_db->exec_statement( $sql_statement );
1522 foreach my $hit (@{$res}) {
1523 push @drops, "DELETE FROM $job_queue_tn WHERE id=$jobdb_id";
1524 }
1525 } else {
1526 daemon_log("J ERROR: Job without id exists for macaddress $macaddress!", 1);
1527 }
1528 }
1529 }
1531 # Commit deletion
1532 $job_db->exec_statementlist(\@drops);
1534 # Look for new jobs that could be executed
1535 foreach my $macaddress (keys %{$hits}) {
1537 # Look if there is an executing job
1538 my $sql_statement = "SELECT * FROM $job_queue_tn WHERE macaddress LIKE '$macaddress' AND status='processing'";
1539 my $res = $job_db->exec_statement( $sql_statement );
1541 # Skip new jobs for host if there is a processing job
1542 if(defined($res) and defined @{$res}[0]) {
1543 next;
1544 }
1546 foreach my $jobdb_headertag (keys %{$hits->{$macaddress}}) {
1547 my $jobdb_id = @{$hits->{$macaddress}->{$jobdb_headertag}}[0];
1548 if(defined($jobdb_id)) {
1549 my $job_msg = @{$hits->{$macaddress}->{$jobdb_headertag}}[7];
1551 daemon_log("J DEBUG: its time to execute $job_msg", 7);
1552 my $sql_statement = "SELECT * FROM known_clients WHERE macaddress LIKE '$macaddress'";
1553 my $res_hash = $known_clients_db->select_dbentry( $sql_statement );
1555 # expect macaddress is unique!!!!!!
1556 my $target = $res_hash->{1}->{hostname};
1558 # change header
1559 $job_msg =~ s/<header>job_/<header>gosa_/;
1561 # add sqlite_id
1562 $job_msg =~ s/<\/xml>$/<jobdb_id>$jobdb_id<\/jobdb_id><\/xml>/;
1564 $job_msg =~ /<header>(\S+)<\/header>/;
1565 my $header = $1 ;
1566 my $func_error = &send_msg_to_target($job_msg, $server_address, $GosaPackages_key, $header, "J");
1568 # update status in job queue to 'processing'
1569 $sql_statement = "UPDATE $job_queue_tn SET status='processing' WHERE id=$jobdb_id";
1570 my $res = $job_db->update_dbentry($sql_statement);
1571 # TODO: abfangen ob alles in ordnung ist oder nicht, wenn nicht error schmeißen
1573 # We don't want parallel processing
1574 last;
1575 }
1576 }
1577 }
1579 $watch_for_new_jobs_in_progress = 0;
1580 $kernel->delay_set('watch_for_new_jobs', $job_queue_loop_delay);
1581 }
1582 }
1585 sub watch_for_new_messages {
1586 my ($kernel,$heap) = @_[KERNEL, HEAP];
1587 my @coll_user_msg; # collection list of outgoing messages
1589 # check messaging_db for new incoming messages with executable timestamp
1590 my $timestamp = &get_time();
1591 my $sql_statement = "SELECT * FROM $messaging_tn WHERE ( (CAST(timestamp AS INTEGER))<$timestamp AND flag='n' AND direction='in' )";
1592 my $res = $messaging_db->exec_statement( $sql_statement );
1593 foreach my $hit (@{$res}) {
1595 # create outgoing messages
1596 my $message_to = @{$hit}[3];
1597 # translate message_to to plain login name
1598 my @message_to_l = split(/,/, $message_to);
1599 my %receiver_h;
1600 foreach my $receiver (@message_to_l) {
1601 if ($receiver =~ /^u_([\s\S]*)$/) {
1602 $receiver_h{$1} = 0;
1603 } elsif ($receiver =~ /^g_([\s\S]*)$/) {
1604 my $group_name = $1;
1605 # fetch all group members from ldap and add them to receiver hash
1606 my $ldap_handle = &get_ldap_handle();
1607 if (defined $ldap_handle) {
1608 my $mesg = $ldap_handle->search(
1609 base => $ldap_base,
1610 scope => 'sub',
1611 attrs => ['memberUid'],
1612 filter => "cn=$group_name",
1613 );
1614 if ($mesg->count) {
1615 my @entries = $mesg->entries;
1616 foreach my $entry (@entries) {
1617 my @receivers= $entry->get_value("memberUid");
1618 foreach my $receiver (@receivers) {
1619 $receiver_h{$1} = 0;
1620 }
1621 }
1622 }
1623 # translating errors ?
1624 if ($mesg->code) {
1625 daemon_log("M ERROR: unable to translate group '$group_name' to user list for message delivery: $mesg->error", 1);
1626 }
1627 # ldap handle error ?
1628 } else {
1629 daemon_log("M ERROR: unable to translate group '$group_name' to user list for message delivery: no ldap handle available", 1);
1630 }
1631 } else {
1632 my $sbjct = &encode_base64(@{$hit}[1]);
1633 my $msg = &encode_base64(@{$hit}[7]);
1634 &daemon_log("M WARNING: unknown receiver '$receiver' for a user-message '$sbjct - $msg'", 3);
1635 }
1636 }
1637 my @receiver_l = keys(%receiver_h);
1639 my $message_id = @{$hit}[0];
1641 #add each outgoing msg to messaging_db
1642 my $receiver;
1643 foreach $receiver (@receiver_l) {
1644 my $sql_statement = "INSERT INTO $messaging_tn (id, subject, message_from, message_to, flag, direction, delivery_time, message, timestamp) ".
1645 "VALUES ('".
1646 $message_id."', '". # id
1647 @{$hit}[1]."', '". # subject
1648 @{$hit}[2]."', '". # message_from
1649 $receiver."', '". # message_to
1650 "none"."', '". # flag
1651 "out"."', '". # direction
1652 @{$hit}[6]."', '". # delivery_time
1653 @{$hit}[7]."', '". # message
1654 $timestamp."'". # timestamp
1655 ")";
1656 &daemon_log("M DEBUG: $sql_statement", 1);
1657 my $res = $messaging_db->exec_statement($sql_statement);
1658 &daemon_log("M INFO: message '".@{$hit}[0]."' is prepared for delivery to receiver '$receiver'", 5);
1659 }
1661 # set incoming message to flag d=deliverd
1662 $sql_statement = "UPDATE $messaging_tn SET flag='p' WHERE id='$message_id'";
1663 &daemon_log("M DEBUG: $sql_statement", 7);
1664 $res = $messaging_db->update_dbentry($sql_statement);
1665 &daemon_log("M INFO: message '$message_id' is set to flag 'p' (processed)", 5);
1666 }
1668 $kernel->delay_set('watch_for_new_messages', $messaging_db_loop_delay);
1669 return;
1670 }
1672 sub watch_for_delivery_messages {
1673 my ($kernel, $heap) = @_[KERNEL, HEAP];
1675 # select outgoing messages
1676 my $sql_statement = "SELECT * FROM $messaging_tn WHERE ( flag='p' AND direction='out' )";
1677 #&daemon_log("0 DEBUG: $sql", 7);
1678 my $res = $messaging_db->exec_statement( $sql_statement );
1680 # build out msg for each usr
1681 foreach my $hit (@{$res}) {
1682 my $receiver = @{$hit}[3];
1683 my $msg_id = @{$hit}[0];
1684 my $subject = @{$hit}[1];
1685 my $message = @{$hit}[7];
1687 # resolve usr -> host where usr is logged in
1688 my $sql = "SELECT * FROM $login_users_tn WHERE (user='$receiver')";
1689 #&daemon_log("0 DEBUG: $sql", 7);
1690 my $res = $login_users_db->exec_statement($sql);
1692 # reciver is logged in nowhere
1693 if (not ref(@$res[0]) eq "ARRAY") { next; }
1695 my $send_succeed = 0;
1696 foreach my $hit (@$res) {
1697 my $receiver_host = @$hit[0];
1698 &daemon_log("M DEBUG: user '$receiver' is logged in at host '$receiver_host'", 7);
1700 # fetch key to encrypt msg propperly for usr/host
1701 my $sql = "SELECT * FROM $known_clients_tn WHERE (hostname='$receiver_host')";
1702 &daemon_log("0 DEBUG: $sql", 7);
1703 my $res = $known_clients_db->exec_statement($sql);
1705 # host is already down
1706 if (not ref(@$res[0]) eq "ARRAY") { next; }
1708 # host is on
1709 my $receiver_key = @{@{$res}[0]}[2];
1710 my %data = ('subject' => $subject, 'message' => $message, 'usr' => $receiver);
1711 my $out_msg = &build_msg("usr_msg", $server_address, $receiver_host, \%data );
1712 my $error = &send_msg_to_target($out_msg, $receiver_host, $receiver_key, "usr_msg", 0);
1713 if ($error == 0 ) {
1714 $send_succeed++ ;
1715 }
1716 }
1718 if ($send_succeed) {
1719 # set outgoing msg at db to deliverd
1720 my $sql = "UPDATE $messaging_tn SET flag='d' WHERE (id='$msg_id' AND direction='out' AND message_to='$receiver')";
1721 &daemon_log("0 DEBUG: $sql", 7);
1722 my $res = $messaging_db->exec_statement($sql);
1723 }
1724 }
1726 $kernel->delay_set('watch_for_delivery_messages', $messaging_db_loop_delay);
1727 return;
1728 }
1731 sub watch_for_done_messages {
1732 my ($kernel,$heap) = @_[KERNEL, HEAP];
1734 my $sql = "SELECT * FROM $messaging_tn WHERE (flag='p' AND direction='in')";
1735 #&daemon_log("0 DEBUG: $sql", 7);
1736 my $res = $messaging_db->exec_statement($sql);
1738 foreach my $hit (@{$res}) {
1739 my $msg_id = @{$hit}[0];
1741 my $sql = "SELECT * FROM $messaging_tn WHERE (id='$msg_id' AND direction='out' AND (NOT flag='s'))";
1742 #&daemon_log("0 DEBUG: $sql", 7);
1743 my $res = $messaging_db->exec_statement($sql);
1745 # not all usr msgs have been seen till now
1746 if ( ref(@$res[0]) eq "ARRAY") { next; }
1748 $sql = "DELETE FROM $messaging_tn WHERE (id='$msg_id')";
1749 #&daemon_log("0 DEBUG: $sql", 7);
1750 $res = $messaging_db->exec_statement($sql);
1752 }
1754 $kernel->delay_set('watch_for_done_messages', $messaging_db_loop_delay);
1755 return;
1756 }
1759 sub watch_for_old_known_clients {
1760 my ($kernel,$heap) = @_[KERNEL, HEAP];
1762 my $sql_statement = "SELECT * FROM $known_clients_tn";
1763 my $res = $known_clients_db->select_dbentry( $sql_statement );
1765 my $act_time = int(&get_time());
1767 while ( my ($hit_num, $hit) = each %$res) {
1768 my $expired_timestamp = int($hit->{'timestamp'});
1769 $expired_timestamp =~ /(\d{4})(\d\d)(\d\d)(\d\d)(\d\d)(\d\d)/;
1770 my $dt = DateTime->new( year => $1,
1771 month => $2,
1772 day => $3,
1773 hour => $4,
1774 minute => $5,
1775 second => $6,
1776 );
1778 $dt->add( seconds => 2 * int($hit->{'keylifetime'}) );
1779 $expired_timestamp = $dt->ymd('').$dt->hms('')."\n";
1780 if ($act_time > $expired_timestamp) {
1781 my $hostname = $hit->{'hostname'};
1782 my $del_sql = "DELETE FROM $known_clients_tn WHERE hostname='$hostname'";
1783 my $del_res = $known_clients_db->exec_statement($del_sql);
1785 &main::daemon_log("0 INFO: timestamp '".$hit->{'timestamp'}."' of client '$hostname' is expired('$expired_timestamp'), client will be deleted from known_clients_db", 5);
1786 }
1788 }
1790 $kernel->delay_set('watch_for_old_known_clients', $job_queue_loop_delay);
1791 }
1794 sub watch_for_next_tasks {
1795 my ($kernel,$heap) = @_[KERNEL, HEAP];
1797 my $sql = "SELECT * FROM $incoming_tn";
1798 my $res = $incoming_db->select_dbentry($sql);
1800 while ( my ($hit_num, $hit) = each %$res) {
1801 my $headertag = $hit->{'headertag'};
1802 if ($headertag =~ /^answer_(\d+)/) {
1803 # do not start processing, this message is for a still running POE::Wheel
1804 next;
1805 }
1806 my $message_id = $hit->{'id'};
1807 $kernel->yield('next_task', $hit);
1809 my $sql = "DELETE FROM $incoming_tn WHERE id=$message_id";
1810 my $res = $incoming_db->exec_statement($sql);
1811 }
1813 $kernel->delay_set('watch_for_next_tasks', 0.1);
1814 }
1817 sub get_ldap_handle {
1818 my ($session_id) = @_;
1819 my $heap;
1820 my $ldap_handle;
1822 if (not defined $session_id ) { $session_id = 0 };
1823 if ($session_id =~ /[^0-9]*/) { $session_id = 0 };
1825 if ($session_id == 0) {
1826 daemon_log("$session_id DEBUG: get_ldap_handle invoked without a session_id, create a new ldap_handle", 7);
1827 $ldap_handle = Net::LDAP->new( $ldap_uri );
1828 $ldap_handle->bind($ldap_admin_dn, password => $ldap_admin_password) or daemon_log("$session_id ERROR: Bind to LDAP $ldap_uri as $ldap_admin_dn failed!");
1830 } else {
1831 my $session_reference = $global_kernel->ID_id_to_session($session_id);
1832 if( defined $session_reference ) {
1833 $heap = $session_reference->get_heap();
1834 }
1836 if (not defined $heap) {
1837 daemon_log("$session_id DEBUG: cannot get heap for session_id '$session_id'", 7);
1838 return;
1839 }
1841 # TODO: This "if" is nonsense, because it doesn't prove that the
1842 # used handle is still valid - or if we've to reconnect...
1843 #if (not exists $heap->{ldap_handle}) {
1844 $ldap_handle = Net::LDAP->new( $ldap_uri );
1845 $ldap_handle->bind($ldap_admin_dn, password => $ldap_admin_password) or daemon_log("$session_id ERROR: Bind to LDAP $ldap_uri as $ldap_admin_dn failed!");
1846 $heap->{ldap_handle} = $ldap_handle;
1847 #}
1848 }
1849 return $ldap_handle;
1850 }
1853 sub change_fai_state {
1854 my ($st, $targets, $session_id) = @_;
1855 $session_id = 0 if not defined $session_id;
1856 # Set FAI state to localboot
1857 my %mapActions= (
1858 reboot => '',
1859 update => 'softupdate',
1860 localboot => 'localboot',
1861 reinstall => 'install',
1862 rescan => '',
1863 wake => '',
1864 memcheck => 'memcheck',
1865 sysinfo => 'sysinfo',
1866 install => 'install',
1867 );
1869 # Return if this is unknown
1870 if (!exists $mapActions{ $st }){
1871 daemon_log("$session_id ERROR: unknown action '$st', can not translate ot FAIstate", 1);
1872 return;
1873 }
1875 my $state= $mapActions{ $st };
1877 my $ldap_handle = &get_ldap_handle($session_id);
1878 if( defined($ldap_handle) ) {
1880 # Build search filter for hosts
1881 my $search= "(&(objectClass=GOhard)";
1882 foreach (@{$targets}){
1883 $search.= "(macAddress=$_)";
1884 }
1885 $search.= ")";
1887 # If there's any host inside of the search string, procress them
1888 if (!($search =~ /macAddress/)){
1889 daemon_log("$session_id ERROR: no macAddress found in filter statement for LDAP search: '$search'", 1);
1890 return;
1891 }
1893 # Perform search for Unit Tag
1894 my $mesg = $ldap_handle->search(
1895 base => $ldap_base,
1896 scope => 'sub',
1897 attrs => ['dn', 'FAIstate', 'objectClass'],
1898 filter => "$search"
1899 );
1901 if ($mesg->count) {
1902 my @entries = $mesg->entries;
1903 if (0 == @entries) {
1904 daemon_log("$session_id ERROR: ldap search failed: ldap_base=$ldap_base, filter=$search", 1);
1905 }
1907 foreach my $entry (@entries) {
1908 # Only modify entry if it is not set to '$state'
1909 if ($entry->get_value("FAIstate") ne "$state"){
1910 daemon_log("$session_id INFO: Setting FAIstate to '$state' for ".$entry->dn, 5);
1911 my $result;
1912 my %tmp = map { $_ => 1 } $entry->get_value("objectClass");
1913 if (exists $tmp{'FAIobject'}){
1914 if ($state eq ''){
1915 $result= $ldap_handle->modify($entry->dn, changes => [
1916 delete => [ FAIstate => [] ] ]);
1917 } else {
1918 $result= $ldap_handle->modify($entry->dn, changes => [
1919 replace => [ FAIstate => $state ] ]);
1920 }
1921 } elsif ($state ne ''){
1922 $result= $ldap_handle->modify($entry->dn, changes => [
1923 add => [ objectClass => 'FAIobject' ],
1924 add => [ FAIstate => $state ] ]);
1925 }
1927 # Errors?
1928 if ($result->code){
1929 daemon_log("$session_id Error: Setting FAIstate to '$state' for ".$entry->dn. "failed: ".$result->error, 1);
1930 }
1931 } else {
1932 daemon_log("$session_id DEBUG FAIstate at host '".$entry->dn."' already at state '$st'", 7);
1933 }
1934 }
1935 } else {
1936 daemon_log("$session_id ERROR: LDAP search failed: ldap_base=$ldap_base, filter=$search", 1);
1937 }
1939 # if no ldap handle defined
1940 } else {
1941 daemon_log("$session_id ERROR: no LDAP handle defined for update FAIstate", 1);
1942 }
1944 return;
1945 }
1948 sub change_goto_state {
1949 my ($st, $targets, $session_id) = @_;
1950 $session_id = 0 if not defined $session_id;
1952 # Switch on or off?
1953 my $state= $st eq 'active' ? 'active': 'locked';
1955 my $ldap_handle = &get_ldap_handle($session_id);
1956 if( defined($ldap_handle) ) {
1958 # Build search filter for hosts
1959 my $search= "(&(objectClass=GOhard)";
1960 foreach (@{$targets}){
1961 $search.= "(macAddress=$_)";
1962 }
1963 $search.= ")";
1965 # If there's any host inside of the search string, procress them
1966 if (!($search =~ /macAddress/)){
1967 return;
1968 }
1970 # Perform search for Unit Tag
1971 my $mesg = $ldap_handle->search(
1972 base => $ldap_base,
1973 scope => 'sub',
1974 attrs => ['dn', 'gotoMode'],
1975 filter => "$search"
1976 );
1978 if ($mesg->count) {
1979 my @entries = $mesg->entries;
1980 foreach my $entry (@entries) {
1982 # Only modify entry if it is not set to '$state'
1983 if ($entry->get_value("gotoMode") ne $state){
1985 daemon_log("$session_id INFO: Setting gotoMode to '$state' for ".$entry->dn, 5);
1986 my $result;
1987 $result= $ldap_handle->modify($entry->dn, changes => [
1988 replace => [ gotoMode => $state ] ]);
1990 # Errors?
1991 if ($result->code){
1992 &daemon_log("$session_id Error: Setting gotoMode to '$state' for ".$entry->dn. "failed: ".$result->error, 1);
1993 }
1995 }
1996 }
1997 } else {
1998 daemon_log("$session_id ERROR: LDAP search failed in function change_goto_state: ldap_base=$ldap_base, filter=$search", 1);
1999 }
2001 }
2002 }
2005 sub run_create_fai_server_db {
2006 my ($kernel, $session, $heap, $table_name) = @_[KERNEL, SESSION, HEAP, ARG0];
2007 my $session_id = $session->ID;
2008 my $task = POE::Wheel::Run->new(
2009 Program => sub { &create_fai_server_db($table_name,$kernel, undef, $session_id) },
2010 StdoutEvent => "session_run_result",
2011 StderrEvent => "session_run_debug",
2012 CloseEvent => "session_run_done",
2013 );
2015 $heap->{task}->{ $task->ID } = $task;
2016 return;
2017 }
2020 sub create_fai_server_db {
2021 my ($table_name, $kernel, $dont_create_packages_list, $session_id) = @_;
2022 my $result;
2024 if (not defined $session_id) { $session_id = 0; }
2025 my $ldap_handle = &get_ldap_handle();
2026 if(defined($ldap_handle)) {
2027 daemon_log("$session_id INFO: create_fai_server_db: start", 5);
2028 my $mesg= $ldap_handle->search(
2029 base => $ldap_base,
2030 scope => 'sub',
2031 attrs => ['FAIrepository', 'gosaUnitTag'],
2032 filter => "(&(FAIrepository=*)(objectClass=FAIrepositoryServer))",
2033 );
2034 if($mesg->{'resultCode'} == 0 &&
2035 $mesg->count != 0) {
2036 foreach my $entry (@{$mesg->{entries}}) {
2037 if($entry->exists('FAIrepository')) {
2038 # Add an entry for each Repository configured for server
2039 foreach my $repo(@{$entry->get_value('FAIrepository', asref => 1)}) {
2040 my($tmp_url,$tmp_server,$tmp_release,$tmp_sections) = split(/\|/, $repo);
2041 my $tmp_tag= $entry->get_value('gosaUnitTag') || "";
2042 $result= $fai_server_db->add_dbentry( {
2043 table => $table_name,
2044 primkey => ['server', 'release', 'tag'],
2045 server => $tmp_url,
2046 release => $tmp_release,
2047 sections => $tmp_sections,
2048 tag => (length($tmp_tag)>0)?$tmp_tag:"",
2049 } );
2050 }
2051 }
2052 }
2053 }
2054 daemon_log("$session_id INFO: create_fai_server_db: finished", 5);
2056 # TODO: Find a way to post the 'create_packages_list_db' event
2057 if(not defined($dont_create_packages_list)) {
2058 &create_packages_list_db(undef, undef, $session_id);
2059 }
2060 }
2062 $ldap_handle->disconnect;
2063 return $result;
2064 }
2067 sub run_create_fai_release_db {
2068 my ($session, $heap, $table_name) = @_[SESSION, HEAP, ARG0];
2069 my $session_id = $session->ID;
2070 my $task = POE::Wheel::Run->new(
2071 Program => sub { &create_fai_release_db($table_name, $session_id) },
2072 StdoutEvent => "session_run_result",
2073 StderrEvent => "session_run_debug",
2074 CloseEvent => "session_run_done",
2075 );
2077 $heap->{task}->{ $task->ID } = $task;
2078 return;
2079 }
2082 sub create_fai_release_db {
2083 my ($table_name, $session_id) = @_;
2084 my $result;
2086 # used for logging
2087 if (not defined $session_id) { $session_id = 0; }
2089 my $ldap_handle = &get_ldap_handle();
2090 if(defined($ldap_handle)) {
2091 daemon_log("$session_id INFO: create_fai_release_db: start",5);
2092 my $mesg= $ldap_handle->search(
2093 base => $ldap_base,
2094 scope => 'sub',
2095 attrs => [],
2096 filter => "(&(objectClass=organizationalUnit)(ou=fai))",
2097 );
2098 if($mesg->{'resultCode'} == 0 &&
2099 $mesg->count != 0) {
2100 # Walk through all possible FAI container ou's
2101 my @sql_list;
2102 my $timestamp= &get_time();
2103 foreach my $ou (@{$mesg->{entries}}) {
2104 my $tmp_classes= resolve_fai_classes($ou->dn, $ldap_handle, $session_id);
2105 if(defined($tmp_classes) && ref($tmp_classes) eq 'HASH') {
2106 my @tmp_array=get_fai_release_entries($tmp_classes);
2107 if(@tmp_array) {
2108 foreach my $entry (@tmp_array) {
2109 if(defined($entry) && ref($entry) eq 'HASH') {
2110 my $sql=
2111 "INSERT INTO $table_name "
2112 ."(timestamp, release, class, type, state) VALUES ("
2113 .$timestamp.","
2114 ."'".$entry->{'release'}."',"
2115 ."'".$entry->{'class'}."',"
2116 ."'".$entry->{'type'}."',"
2117 ."'".$entry->{'state'}."')";
2118 push @sql_list, $sql;
2119 }
2120 }
2121 }
2122 }
2123 }
2125 daemon_log("$session_id DEBUG: Inserting ".scalar @sql_list." entries to DB",8);
2126 if(@sql_list) {
2127 unshift @sql_list, "VACUUM";
2128 unshift @sql_list, "DELETE FROM $table_name";
2129 $fai_release_db->exec_statementlist(\@sql_list);
2130 }
2131 daemon_log("$session_id DEBUG: Done with inserting",7);
2132 }
2133 daemon_log("$session_id INFO: create_fai_release_db: finished",5);
2134 }
2135 $ldap_handle->disconnect;
2136 return $result;
2137 }
2139 sub get_fai_types {
2140 my $tmp_classes = shift || return undef;
2141 my @result;
2143 foreach my $type(keys %{$tmp_classes}) {
2144 if(defined($tmp_classes->{$type}[0]) && (!($tmp_classes->{$type}[0] =~ /^.*?removed.*?$/))) {
2145 my $entry = {
2146 type => $type,
2147 state => $tmp_classes->{$type}[0],
2148 };
2149 push @result, $entry;
2150 }
2151 }
2153 return @result;
2154 }
2156 sub get_fai_state {
2157 my $result = "";
2158 my $tmp_classes = shift || return $result;
2160 foreach my $type(keys %{$tmp_classes}) {
2161 if(defined($tmp_classes->{$type}[0])) {
2162 $result = $tmp_classes->{$type}[0];
2164 # State is equal for all types in class
2165 last;
2166 }
2167 }
2169 return $result;
2170 }
2172 sub resolve_fai_classes {
2173 my ($fai_base, $ldap_handle, $session_id) = @_;
2174 if (not defined $session_id) { $session_id = 0; }
2175 my $result;
2176 my @possible_fai_classes= ("FAIscript", "FAIhook", "FAIpartitionTable", "FAItemplate", "FAIvariable", "FAIprofile", "FAIpackageList");
2177 my $fai_filter= "(|(&(objectClass=FAIclass)(|(objectClass=".join(")(objectClass=", @possible_fai_classes).")))(objectClass=FAIbranch))";
2178 my $fai_classes;
2180 daemon_log("$session_id DEBUG: Searching for FAI entries in base $fai_base",7);
2181 my $mesg= $ldap_handle->search(
2182 base => $fai_base,
2183 scope => 'sub',
2184 attrs => ['cn','objectClass','FAIstate'],
2185 filter => $fai_filter,
2186 );
2187 daemon_log("$session_id DEBUG: Found ".$mesg->count()." FAI entries",7);
2189 if($mesg->{'resultCode'} == 0 &&
2190 $mesg->count != 0) {
2191 foreach my $entry (@{$mesg->{entries}}) {
2192 if($entry->exists('cn')) {
2193 my $tmp_dn= $entry->dn();
2195 # Skip classname and ou dn parts for class
2196 my $tmp_release = ($1) if $tmp_dn =~ /^[^,]+,[^,]+,(.*?),$fai_base$/;
2198 # Skip classes without releases
2199 if((!defined($tmp_release)) || length($tmp_release)==0) {
2200 next;
2201 }
2203 my $tmp_cn= $entry->get_value('cn');
2204 my $tmp_state= $entry->get_value('FAIstate');
2206 my $tmp_type;
2207 # Get FAI type
2208 for my $oclass(@{$entry->get_value('objectClass', asref => 1)}) {
2209 if(grep $_ eq $oclass, @possible_fai_classes) {
2210 $tmp_type= $oclass;
2211 last;
2212 }
2213 }
2215 if($tmp_release =~ /^.*?,.*?$/ && (!($tmp_release =~ /^.*?\\,.*?$/))) {
2216 # A Subrelease
2217 my @sub_releases = split(/,/, $tmp_release);
2219 # Walk through subreleases and build hash tree
2220 my $hash;
2221 while(my $tmp_sub_release = pop @sub_releases) {
2222 $hash .= "\{'$tmp_sub_release'\}->";
2223 }
2224 eval('push @{$fai_classes->'.$hash.'{$tmp_cn}->{$tmp_type}}, (defined($tmp_state) && length($tmp_state)>0)?$tmp_state:"";');
2225 } else {
2226 # A branch, no subrelease
2227 push @{$fai_classes->{$tmp_release}->{$tmp_cn}->{$tmp_type}}, (defined($tmp_state) && length($tmp_state)>0)?$tmp_state:"";
2228 }
2229 } elsif (!$entry->exists('cn')) {
2230 my $tmp_dn= $entry->dn();
2231 my $tmp_release = ($1) if $tmp_dn =~ /^(.*?),$fai_base$/;
2233 # Skip classes without releases
2234 if((!defined($tmp_release)) || length($tmp_release)==0) {
2235 next;
2236 }
2238 if($tmp_release =~ /^.*?,.*?$/ && (!($tmp_release =~ /^.*?\\,.*?$/))) {
2239 # A Subrelease
2240 my @sub_releases= split(/,/, $tmp_release);
2242 # Walk through subreleases and build hash tree
2243 my $hash;
2244 while(my $tmp_sub_release = pop @sub_releases) {
2245 $hash .= "\{'$tmp_sub_release'\}->";
2246 }
2247 # Remove the last two characters
2248 chop($hash);
2249 chop($hash);
2251 eval('$fai_classes->'.$hash.'= {}');
2252 } else {
2253 # A branch, no subrelease
2254 if(!exists($fai_classes->{$tmp_release})) {
2255 $fai_classes->{$tmp_release} = {};
2256 }
2257 }
2258 }
2259 }
2261 # The hash is complete, now we can honor the copy-on-write based missing entries
2262 foreach my $release (keys %$fai_classes) {
2263 $result->{$release}= deep_copy(apply_fai_inheritance($fai_classes->{$release}));
2264 }
2265 }
2266 return $result;
2267 }
2269 sub apply_fai_inheritance {
2270 my $fai_classes = shift || return {};
2271 my $tmp_classes;
2273 # Get the classes from the branch
2274 foreach my $class (keys %{$fai_classes}) {
2275 # Skip subreleases
2276 if($class =~ /^ou=.*$/) {
2277 next;
2278 } else {
2279 $tmp_classes->{$class}= deep_copy($fai_classes->{$class});
2280 }
2281 }
2283 # Apply to each subrelease
2284 foreach my $subrelease (keys %{$fai_classes}) {
2285 if($subrelease =~ /ou=/) {
2286 foreach my $tmp_class (keys %{$tmp_classes}) {
2287 if(!exists($fai_classes->{$subrelease}->{$tmp_class})) {
2288 $fai_classes->{$subrelease}->{$tmp_class} =
2289 deep_copy($tmp_classes->{$tmp_class});
2290 } else {
2291 foreach my $type (keys %{$tmp_classes->{$tmp_class}}) {
2292 if(!exists($fai_classes->{$subrelease}->{$tmp_class}->{$type})) {
2293 $fai_classes->{$subrelease}->{$tmp_class}->{$type}=
2294 deep_copy($tmp_classes->{$tmp_class}->{$type});
2295 }
2296 }
2297 }
2298 }
2299 }
2300 }
2302 # Find subreleases in deeper levels
2303 foreach my $subrelease (keys %{$fai_classes}) {
2304 if($subrelease =~ /ou=/) {
2305 foreach my $subsubrelease (keys %{$fai_classes->{$subrelease}}) {
2306 if($subsubrelease =~ /ou=/) {
2307 apply_fai_inheritance($fai_classes->{$subrelease});
2308 }
2309 }
2310 }
2311 }
2313 return $fai_classes;
2314 }
2316 sub get_fai_release_entries {
2317 my $tmp_classes = shift || return;
2318 my $parent = shift || "";
2319 my @result = shift || ();
2321 foreach my $entry (keys %{$tmp_classes}) {
2322 if(defined($entry)) {
2323 if($entry =~ /^ou=.*$/) {
2324 my $release_name = $entry;
2325 $release_name =~ s/ou=//g;
2326 if(length($parent)>0) {
2327 $release_name = $parent."/".$release_name;
2328 }
2329 my @bufentries = get_fai_release_entries($tmp_classes->{$entry}, $release_name, @result);
2330 foreach my $bufentry(@bufentries) {
2331 push @result, $bufentry;
2332 }
2333 } else {
2334 my @types = get_fai_types($tmp_classes->{$entry});
2335 foreach my $type (@types) {
2336 push @result,
2337 {
2338 'class' => $entry,
2339 'type' => $type->{'type'},
2340 'release' => $parent,
2341 'state' => $type->{'state'},
2342 };
2343 }
2344 }
2345 }
2346 }
2348 return @result;
2349 }
2351 sub deep_copy {
2352 my $this = shift;
2353 if (not ref $this) {
2354 $this;
2355 } elsif (ref $this eq "ARRAY") {
2356 [map deep_copy($_), @$this];
2357 } elsif (ref $this eq "HASH") {
2358 +{map { $_ => deep_copy($this->{$_}) } keys %$this};
2359 } else { die "what type is $_?" }
2360 }
2363 sub session_run_result {
2364 my ($kernel, $heap, $client_answer) = @_[KERNEL, HEAP, ARG0];
2365 $kernel->sig(CHLD => "child_reap");
2366 }
2368 sub session_run_debug {
2369 my $result = $_[ARG0];
2370 print STDERR "$result\n";
2371 }
2373 sub session_run_done {
2374 my ( $kernel, $heap, $task_id ) = @_[ KERNEL, HEAP, ARG0 ];
2375 delete $heap->{task}->{$task_id};
2376 }
2379 sub create_sources_list {
2380 my $session_id = shift;
2381 my $ldap_handle = &main::get_ldap_handle;
2382 my $result="/tmp/gosa_si_tmp_sources_list";
2384 # Remove old file
2385 if(stat($result)) {
2386 unlink($result);
2387 &main::daemon_log("$session_id DEBUG: remove an old version of '$result'", 7);
2388 }
2390 my $fh;
2391 open($fh, ">$result");
2392 if (not defined $fh) {
2393 &main::daemon_log("$session_id DEBUG: cannot open '$result' for writing", 7);
2394 return undef;
2395 }
2396 if(defined($main::ldap_server_dn) and length($main::ldap_server_dn) > 0) {
2397 my $mesg=$ldap_handle->search(
2398 base => $main::ldap_server_dn,
2399 scope => 'base',
2400 attrs => 'FAIrepository',
2401 filter => 'objectClass=FAIrepositoryServer'
2402 );
2403 if($mesg->count) {
2404 foreach my $entry(@{$mesg->{'entries'}}) {
2405 foreach my $value(@{$entry->get_value('FAIrepository', asref => 1)}) {
2406 my ($server, $tag, $release, $sections)= split /\|/, $value;
2407 my $line = "deb $server $release";
2408 $sections =~ s/,/ /g;
2409 $line.= " $sections";
2410 print $fh $line."\n";
2411 }
2412 }
2413 }
2414 } else {
2415 if (defined $main::ldap_server_dn){
2416 &main::daemon_log("$session_id ERROR: something wrong with ldap_server_dn '$main::ldap_server_dn', abort create_sources_list", 1);
2417 } else {
2418 &main::daemon_log("$session_id ERROR: no ldap_server_dn found, abort create_sources_list", 1);
2419 }
2420 }
2421 close($fh);
2423 return $result;
2424 }
2427 sub run_create_packages_list_db {
2428 my ($kernel, $session, $heap) = @_[KERNEL, SESSION, HEAP];
2429 my $session_id = $session->ID;
2431 my $task = POE::Wheel::Run->new(
2432 Priority => +20,
2433 Program => sub {&create_packages_list_db(undef, undef, $session_id)},
2434 StdoutEvent => "session_run_result",
2435 StderrEvent => "session_run_debug",
2436 CloseEvent => "session_run_done",
2437 );
2438 $heap->{task}->{ $task->ID } = $task;
2439 }
2442 sub create_packages_list_db {
2443 my ($ldap_handle, $sources_file, $session_id) = @_;
2445 # it should not be possible to trigger a recreation of packages_list_db
2446 # while packages_list_db is under construction, so set flag packages_list_under_construction
2447 # which is tested befor recreation can be started
2448 if (-r $packages_list_under_construction) {
2449 daemon_log("$session_id WARNING: packages_list_db is right now under construction, please wait until this process is finished", 3);
2450 return;
2451 } else {
2452 daemon_log("$session_id INFO: create_packages_list_db: start", 5);
2453 # set packages_list_under_construction to true
2454 system("touch $packages_list_under_construction");
2455 @packages_list_statements=();
2456 }
2458 if (not defined $session_id) { $session_id = 0; }
2459 if (not defined $ldap_handle) {
2460 $ldap_handle= &get_ldap_handle();
2462 if (not defined $ldap_handle) {
2463 daemon_log("$session_id ERROR: no ldap_handle available to create_packages_list_db", 1);
2464 unlink($packages_list_under_construction);
2465 return;
2466 }
2467 }
2468 if (not defined $sources_file) {
2469 &main::daemon_log("$session_id INFO: no sources_file given for creating packages list so trigger creation of it", 5);
2470 $sources_file = &create_sources_list($session_id);
2471 }
2473 if (not defined $sources_file) {
2474 &main::daemon_log("$session_id ERROR: no sources_file given under '$sources_file', skip create_packages_list_db", 1);
2475 unlink($packages_list_under_construction);
2476 return;
2477 }
2479 my $line;
2481 open(CONFIG, "<$sources_file") or do {
2482 daemon_log( "$session_id ERROR: create_packages_list_db: Failed to open '$sources_file'", 1);
2483 unlink($packages_list_under_construction);
2484 return;
2485 };
2487 # Read lines
2488 while ($line = <CONFIG>){
2489 # Unify
2490 chop($line);
2491 $line =~ s/^\s+//;
2492 $line =~ s/^\s+/ /;
2494 # Strip comments
2495 $line =~ s/#.*$//g;
2497 # Skip empty lines
2498 if ($line =~ /^\s*$/){
2499 next;
2500 }
2502 # Interpret deb line
2503 if ($line =~ /^deb [^\s]+\s[^\s]+\s[^\s]+/){
2504 my( $baseurl, $dist, $sections ) = ($line =~ /^deb\s([^\s]+)\s+([^\s]+)\s+(.*)$/);
2505 my $section;
2506 foreach $section (split(' ', $sections)){
2507 &parse_package_info( $baseurl, $dist, $section, $session_id );
2508 }
2509 }
2510 }
2512 close (CONFIG);
2514 find(\&cleanup_and_extract, keys( %repo_dirs ));
2515 &main::strip_packages_list_statements();
2516 unshift @packages_list_statements, "VACUUM";
2517 $packages_list_db->exec_statementlist(\@packages_list_statements);
2518 unlink($packages_list_under_construction);
2519 daemon_log("$session_id INFO: create_packages_list_db: finished", 5);
2520 return;
2521 }
2523 # This function should do some intensive task to minimize the db-traffic
2524 sub strip_packages_list_statements {
2525 my @existing_entries= @{$packages_list_db->exec_statement("SELECT * FROM $main::packages_list_tn")};
2526 my @new_statement_list=();
2527 my $hash;
2528 my $insert_hash;
2529 my $update_hash;
2530 my $delete_hash;
2531 my $local_timestamp=get_time();
2533 foreach my $existing_entry (@existing_entries) {
2534 $hash->{@{$existing_entry}[0]}->{@{$existing_entry}[1]}->{@{$existing_entry}[2]}= $existing_entry;
2535 }
2537 foreach my $statement (@packages_list_statements) {
2538 if($statement =~ /^INSERT/i) {
2539 # Assign the values from the insert statement
2540 my ($distribution,$package,$version,$section,$description,$template,$timestamp) = ($1,$2,$3,$4,$5,$6,$7) if $statement =~
2541 /^INSERT\s+?INTO\s+?$main::packages_list_tn\s+?VALUES\s*?\('(.*?)',\s*?'(.*?)',\s*?'(.*?)',\s*?'(.*?)',\s*?'(.*?)',\s*?'(.*?)',\s*?'(.*?)'\s*?\)$/si;
2542 if(exists($hash->{$distribution}->{$package}->{$version})) {
2543 # If section or description has changed, update the DB
2544 if(
2545 (! (@{$hash->{$distribution}->{$package}->{$version}}[3] eq $section)) or
2546 (! (@{$hash->{$distribution}->{$package}->{$version}}[4] eq $description))
2547 ) {
2548 @{$update_hash->{$distribution}->{$package}->{$version}} = ($distribution,$package,$version,$section,$description,undef);
2549 }
2550 } else {
2551 # Insert a non-existing entry to db
2552 @{$insert_hash->{$distribution}->{$package}->{$version}} = ($distribution,$package,$version,$section,$description,$template);
2553 }
2554 } elsif ($statement =~ /^UPDATE/i) {
2555 my ($template,$package,$version) = ($1,$2,$3) if $statement =~
2556 /^update\s+?$main::packages_list_tn\s+?set\s+?template\s*?=\s*?'(.*?)'\s+?where\s+?package\s*?=\s*?'(.*?)'\s+?and\s+?version\s*?=\s*?'(.*?)'\s*?;$/si;
2557 foreach my $distribution (keys %{$hash}) {
2558 if(exists($insert_hash->{$distribution}->{$package}->{$version})) {
2559 # update the insertion hash to execute only one query per package (insert instead insert+update)
2560 @{$insert_hash->{$distribution}->{$package}->{$version}}[5]= $template;
2561 } elsif(exists($hash->{$distribution}->{$package}->{$version})) {
2562 if( ! (@{$hash->{$distribution}->{$package}->{$version}}[5] eq $template)) {
2563 my $section;
2564 my $description;
2565 if(defined(@{$update_hash->{$distribution}->{$package}->{$version}}[3]) and
2566 length(@{$update_hash->{$distribution}->{$package}->{$version}}[3]) > 0 ) {
2567 $section= @{$update_hash->{$distribution}->{$package}->{$version}}[3];
2568 }
2569 if(defined(@{$update_hash->{$distribution}->{$package}->{$version}}[4])) {
2570 $description= @{$update_hash->{$distribution}->{$package}->{$version}}[4];
2571 }
2572 @{$update_hash->{$distribution}->{$package}->{$version}} = ($distribution,$package,$version,$section,$description,$template);
2573 }
2574 }
2575 }
2576 }
2577 }
2579 # TODO: Check for orphaned entries
2581 # unroll the insert_hash
2582 foreach my $distribution (keys %{$insert_hash}) {
2583 foreach my $package (keys %{$insert_hash->{$distribution}}) {
2584 foreach my $version (keys %{$insert_hash->{$distribution}->{$package}}) {
2585 push @new_statement_list, "INSERT INTO $main::packages_list_tn VALUES ('$distribution','$package','$version',"
2586 ."'@{$insert_hash->{$distribution}->{$package}->{$version}}[3]',"
2587 ."'@{$insert_hash->{$distribution}->{$package}->{$version}}[4]',"
2588 ."'@{$insert_hash->{$distribution}->{$package}->{$version}}[5]',"
2589 ."'$local_timestamp')";
2590 }
2591 }
2592 }
2594 # unroll the update hash
2595 foreach my $distribution (keys %{$update_hash}) {
2596 foreach my $package (keys %{$update_hash->{$distribution}}) {
2597 foreach my $version (keys %{$update_hash->{$distribution}->{$package}}) {
2598 my $set = "";
2599 if(defined(@{$update_hash->{$distribution}->{$package}->{$version}}[3])) {
2600 $set .= "section = '@{$update_hash->{$distribution}->{$package}->{$version}}[3]', ";
2601 }
2602 if(defined(@{$update_hash->{$distribution}->{$package}->{$version}}[4])) {
2603 $set .= "description = '@{$update_hash->{$distribution}->{$package}->{$version}}[4]', ";
2604 }
2605 if(defined(@{$update_hash->{$distribution}->{$package}->{$version}}[5])) {
2606 $set .= "template = '@{$update_hash->{$distribution}->{$package}->{$version}}[5]', ";
2607 }
2608 if(defined($set) and length($set) > 0) {
2609 $set .= "timestamp = '$local_timestamp'";
2610 } else {
2611 next;
2612 }
2613 push @new_statement_list,
2614 "UPDATE $main::packages_list_tn SET $set WHERE"
2615 ." distribution = '$distribution'"
2616 ." AND package = '$package'"
2617 ." AND version = '$version'";
2618 }
2619 }
2620 }
2622 @packages_list_statements = @new_statement_list;
2623 }
2626 sub parse_package_info {
2627 my ($baseurl, $dist, $section, $session_id)= @_;
2628 my ($package);
2629 if (not defined $session_id) { $session_id = 0; }
2630 my ($path) = ($baseurl =~ m%://[^/]*(.*)$%);
2631 $repo_dirs{ "${repo_path}/pool" } = 1;
2633 foreach $package ("Packages.gz"){
2634 daemon_log("$session_id DEBUG: create_packages_list: fetch $baseurl, $dist, $section", 7);
2635 get_package( "$baseurl/dists/$dist/$section/binary-$arch/$package", "$outdir/$dist/$section", $session_id );
2636 parse_package( "$outdir/$dist/$section", $dist, $path, $session_id );
2637 }
2639 }
2642 sub get_package {
2643 my ($url, $dest, $session_id)= @_;
2644 if (not defined $session_id) { $session_id = 0; }
2646 my $tpath = dirname($dest);
2647 -d "$tpath" || mkpath "$tpath";
2649 # This is ugly, but I've no time to take a look at "how it works in perl"
2650 if(0 == system("wget '$url' -O '$dest' 2>/dev/null") ) {
2651 system("gunzip -cd '$dest' > '$dest.in'");
2652 daemon_log("$session_id DEBUG: run command: gunzip -cd '$dest' > '$dest.in'", 5);
2653 unlink($dest);
2654 daemon_log("$session_id DEBUG: delete file '$dest'", 5);
2655 } else {
2656 daemon_log("$session_id ERROR: create_packages_list_db: get_packages: fetching '$url' failed!", 1);
2657 }
2658 return 0;
2659 }
2662 sub parse_package {
2663 my ($path, $dist, $srv_path, $session_id)= @_;
2664 if (not defined $session_id) { $session_id = 0;}
2665 my ($package, $version, $section, $description);
2666 my $PACKAGES;
2667 my $timestamp = &get_time();
2669 if(not stat("$path.in")) {
2670 daemon_log("$session_id ERROR: create_packages_list: parse_package: file '$path.in' is not readable",1);
2671 return;
2672 }
2674 open($PACKAGES, "<$path.in");
2675 if(not defined($PACKAGES)) {
2676 daemon_log("$session_id ERROR: create_packages_list_db: parse_package: cannot open '$path.in'",1);
2677 return;
2678 }
2680 # Read lines
2681 while (<$PACKAGES>){
2682 my $line = $_;
2683 # Unify
2684 chop($line);
2686 # Use empty lines as a trigger
2687 if ($line =~ /^\s*$/){
2688 my $sql = "INSERT INTO packages_list VALUES ('$dist', '$package', '$version', '$section', '$description', '', '$timestamp')";
2689 push(@packages_list_statements, $sql);
2690 $package = "none";
2691 $version = "none";
2692 $section = "none";
2693 $description = "none";
2694 next;
2695 }
2697 # Trigger for package name
2698 if ($line =~ /^Package:\s/){
2699 ($package)= ($line =~ /^Package: (.*)$/);
2700 next;
2701 }
2703 # Trigger for version
2704 if ($line =~ /^Version:\s/){
2705 ($version)= ($line =~ /^Version: (.*)$/);
2706 next;
2707 }
2709 # Trigger for description
2710 if ($line =~ /^Description:\s/){
2711 ($description)= &encode_base64(($line =~ /^Description: (.*)$/));
2712 next;
2713 }
2715 # Trigger for section
2716 if ($line =~ /^Section:\s/){
2717 ($section)= ($line =~ /^Section: (.*)$/);
2718 next;
2719 }
2721 # Trigger for filename
2722 if ($line =~ /^Filename:\s/){
2723 my ($filename) = ($line =~ /^Filename: (.*)$/);
2724 store_fileinfo( $package, $filename, $dist, $srv_path, $version, $repo_path );
2725 next;
2726 }
2727 }
2729 close( $PACKAGES );
2730 unlink( "$path.in" );
2731 }
2734 sub store_fileinfo {
2735 my( $package, $file, $dist, $path, $vers, $srvdir) = @_;
2737 my %fileinfo = (
2738 'package' => $package,
2739 'dist' => $dist,
2740 'version' => $vers,
2741 );
2743 $repo_files{ "${srvdir}/$file" } = \%fileinfo;
2744 }
2747 sub cleanup_and_extract {
2748 my $fileinfo = $repo_files{ $File::Find::name };
2750 if( defined $fileinfo ) {
2752 my $dir = "$outdir/$fileinfo->{ 'dist' }/debconf.d";
2753 my $sql;
2754 my $package = $fileinfo->{ 'package' };
2755 my $newver = $fileinfo->{ 'version' };
2757 mkpath($dir);
2758 system( "dpkg -e '$File::Find::name' '$dir/DEBIAN'" );
2760 if( -f "$dir/DEBIAN/templates" ) {
2762 daemon_log("DEBUG: Found debconf templates in '$package' - $newver", 5);
2764 my $tmpl= "";
2765 {
2766 local $/=undef;
2767 open FILE, "$dir/DEBIAN/templates";
2768 $tmpl = &encode_base64(<FILE>);
2769 close FILE;
2770 }
2771 rmtree("$dir/DEBIAN/templates");
2773 $sql= "update $main::packages_list_tn set template = '$tmpl' where package = '$package' and version = '$newver';";
2774 push @packages_list_statements, $sql;
2775 }
2776 }
2778 return;
2779 }
2782 sub register_at_foreign_servers {
2783 my ($kernel) = $_[KERNEL];
2785 # hole alle bekannten server aus known_server_db
2786 my $server_sql = "SELECT * FROM $known_server_tn";
2787 my $server_res = $known_server_db->exec_statement($server_sql);
2789 # no entries in known_server_db
2790 if (not ref(@$server_res[0]) eq "ARRAY") {
2791 # TODO
2792 }
2794 # detect already connected clients
2795 my $client_sql = "SELECT * FROM $known_clients_tn";
2796 my $client_res = $known_clients_db->exec_statement($client_sql);
2798 # send my server details to all other gosa-si-server within the network
2799 foreach my $hit (@$server_res) {
2800 my $hostname = @$hit[0];
2801 my $hostkey = &create_passwd;
2803 # add already connected clients to registration message
2804 my $myhash = &create_xml_hash('new_server', $server_address, $hostname);
2805 &add_content2xml_hash($myhash, 'key', $hostkey);
2806 map(&add_content2xml_hash($myhash, 'client', @{$_}[0].",".@{$_}[4]), @$client_res);
2808 # build registration message and send it
2809 my $foreign_server_msg = &create_xml_string($myhash);
2810 my $error = &send_msg_to_target($foreign_server_msg, $hostname, $ServerPackages_key, "new_server", 0);
2811 }
2813 $kernel->delay_set("register_at_foreign_servers", $foreign_servers_register_delay);
2814 return;
2815 }
2818 #==== MAIN = main ==============================================================
2819 # parse commandline options
2820 Getopt::Long::Configure( "bundling" );
2821 GetOptions("h|help" => \&usage,
2822 "c|config=s" => \$cfg_file,
2823 "f|foreground" => \$foreground,
2824 "v|verbose+" => \$verbose,
2825 "no-arp+" => \$no_arp,
2826 );
2828 # read and set config parameters
2829 &check_cmdline_param ;
2830 &read_configfile;
2831 &check_pid;
2833 $SIG{CHLD} = 'IGNORE';
2835 # forward error messages to logfile
2836 if( ! $foreground ) {
2837 open( STDIN, '+>/dev/null' );
2838 open( STDOUT, '+>&STDIN' );
2839 open( STDERR, '+>&STDIN' );
2840 }
2842 # Just fork, if we are not in foreground mode
2843 if( ! $foreground ) {
2844 chdir '/' or die "Can't chdir to /: $!";
2845 $pid = fork;
2846 setsid or die "Can't start a new session: $!";
2847 umask 0;
2848 } else {
2849 $pid = $$;
2850 }
2852 # Do something useful - put our PID into the pid_file
2853 if( 0 != $pid ) {
2854 open( LOCK_FILE, ">$pid_file" );
2855 print LOCK_FILE "$pid\n";
2856 close( LOCK_FILE );
2857 if( !$foreground ) {
2858 exit( 0 )
2859 };
2860 }
2862 # parse head url and revision from svn
2863 my $server_status_hash = { 'developmental'=>'revision', 'stable'=>'release'};
2864 $server_version =~ /^\$HeadURL: (\S+) \$:\$Rev: (\d+) \$$/;
2865 $server_headURL = defined $1 ? $1 : 'unknown' ;
2866 $server_revision = defined $2 ? $2 : 'unknown' ;
2867 if ($server_headURL =~ /\/tag\// ||
2868 $server_headURL =~ /\/branches\// ) {
2869 $server_status = "stable";
2870 } else {
2871 $server_status = "developmental" ;
2872 }
2875 daemon_log(" ", 1);
2876 daemon_log("$0 started!", 1);
2877 daemon_log("status: $server_status", 1);
2878 daemon_log($server_status_hash->{$server_status}.": $server_revision", 1);
2880 # connect to incoming_db
2881 unlink($incoming_file_name);
2882 $incoming_db = GOSA::DBsqlite->new($incoming_file_name);
2883 $incoming_db->create_table($incoming_tn, \@incoming_col_names);
2885 # connect to gosa-si job queue
2886 $job_db = GOSA::DBsqlite->new($job_queue_file_name);
2887 $job_db->create_table($job_queue_tn, \@job_queue_col_names);
2889 # connect to known_clients_db
2890 $known_clients_db = GOSA::DBsqlite->new($known_clients_file_name);
2891 $known_clients_db->create_table($known_clients_tn, \@known_clients_col_names);
2893 # connect to foreign_clients_db
2894 $foreign_clients_db = GOSA::DBsqlite->new($foreign_clients_file_name);
2895 $foreign_clients_db->create_table($foreign_clients_tn, \@foreign_clients_col_names);
2897 # connect to known_server_db
2898 unlink($known_server_file_name);
2899 $known_server_db = GOSA::DBsqlite->new($known_server_file_name);
2900 $known_server_db->create_table($known_server_tn, \@known_server_col_names);
2902 # connect to login_usr_db
2903 $login_users_db = GOSA::DBsqlite->new($login_users_file_name);
2904 $login_users_db->create_table($login_users_tn, \@login_users_col_names);
2906 # connect to fai_server_db and fai_release_db
2907 unlink($fai_server_file_name);
2908 $fai_server_db = GOSA::DBsqlite->new($fai_server_file_name);
2909 $fai_server_db->create_table($fai_server_tn, \@fai_server_col_names);
2911 unlink($fai_release_file_name);
2912 $fai_release_db = GOSA::DBsqlite->new($fai_release_file_name);
2913 $fai_release_db->create_table($fai_release_tn, \@fai_release_col_names);
2915 # connect to packages_list_db
2916 #unlink($packages_list_file_name);
2917 unlink($packages_list_under_construction);
2918 $packages_list_db = GOSA::DBsqlite->new($packages_list_file_name);
2919 $packages_list_db->create_table($packages_list_tn, \@packages_list_col_names);
2921 # connect to messaging_db
2922 $messaging_db = GOSA::DBsqlite->new($messaging_file_name);
2923 $messaging_db->create_table($messaging_tn, \@messaging_col_names);
2926 # create xml object used for en/decrypting
2927 $xml = new XML::Simple();
2930 # foreign servers
2931 my @foreign_server_list;
2933 # add foreign server from cfg file
2934 if ($foreign_server_string ne "") {
2935 my @cfg_foreign_server_list = split(",", $foreign_server_string);
2936 foreach my $foreign_server (@cfg_foreign_server_list) {
2937 push(@foreign_server_list, $foreign_server);
2938 }
2939 }
2941 # add foreign server from dns
2942 my @tmp_servers;
2943 if ( !$server_domain) {
2944 # Try our DNS Searchlist
2945 for my $domain(get_dns_domains()) {
2946 chomp($domain);
2947 my @tmp_domains= &get_server_addresses($domain);
2948 if(@tmp_domains) {
2949 for my $tmp_server(@tmp_domains) {
2950 push @tmp_servers, $tmp_server;
2951 }
2952 }
2953 }
2954 if(@tmp_servers && length(@tmp_servers)==0) {
2955 daemon_log("0 WARNING: no foreign gosa-si-server found in DNS for domain '$server_domain'", 3);
2956 }
2957 } else {
2958 @tmp_servers = &get_server_addresses($server_domain);
2959 if( 0 == @tmp_servers ) {
2960 daemon_log("0 WARNING: no foreign gosa-si-server found in DNS for domain '$server_domain'", 3);
2961 }
2962 }
2963 foreach my $server (@tmp_servers) {
2964 unshift(@foreign_server_list, $server);
2965 }
2966 # eliminate duplicate entries
2967 @foreign_server_list = &del_doubles(@foreign_server_list);
2968 my $all_foreign_server = join(", ", @foreign_server_list);
2969 daemon_log("0 INFO: found foreign server in config file and DNS: $all_foreign_server", 5);
2971 # add all found foreign servers to known_server
2972 my $act_timestamp = &get_time();
2973 foreach my $foreign_server (@foreign_server_list) {
2975 #######################################
2976 # TODO for jan
2977 # do not add myself to known_server_db
2978 # work around!!!
2979 if ($foreign_server eq '172.16.2.89:20081') { next; }
2980 ######################################
2982 my $res = $known_server_db->add_dbentry( {table=>$known_server_tn,
2983 primkey=>['hostname'],
2984 hostname=>$foreign_server,
2985 status=>'not_jet_registered',
2986 hostkey=>"none",
2987 timestamp=>$act_timestamp,
2988 } );
2989 }
2992 POE::Component::Server::TCP->new(
2993 Alias => "TCP_SERVER",
2994 Port => $server_port,
2995 ClientInput => sub {
2996 my ($kernel, $input) = @_[KERNEL, ARG0];
2997 push(@tasks, $input);
2998 push(@msgs_to_decrypt, $input);
2999 $kernel->yield("msg_to_decrypt");
3000 },
3001 InlineStates => {
3002 msg_to_decrypt => \&msg_to_decrypt,
3003 next_task => \&next_task,
3004 task_result => \&handle_task_result,
3005 task_done => \&handle_task_done,
3006 task_debug => \&handle_task_debug,
3007 child_reap => sub { "Do nothing special. I'm just a comment, but i'm necessary!" },
3008 }
3009 );
3011 daemon_log("start socket for incoming xml messages at port '$server_port' ", 1);
3013 # create session for repeatedly checking the job queue for jobs
3014 POE::Session->create(
3015 inline_states => {
3016 _start => \&session_start,
3017 register_at_foreign_servers => \®ister_at_foreign_servers,
3018 sig_handler => \&sig_handler,
3019 next_task => \&next_task,
3020 task_result => \&handle_task_result,
3021 task_done => \&handle_task_done,
3022 task_debug => \&handle_task_debug,
3023 watch_for_next_tasks => \&watch_for_next_tasks,
3024 watch_for_new_messages => \&watch_for_new_messages,
3025 watch_for_delivery_messages => \&watch_for_delivery_messages,
3026 watch_for_done_messages => \&watch_for_done_messages,
3027 watch_for_new_jobs => \&watch_for_new_jobs,
3028 watch_for_done_jobs => \&watch_for_done_jobs,
3029 watch_for_old_known_clients => \&watch_for_old_known_clients,
3030 create_packages_list_db => \&run_create_packages_list_db,
3031 create_fai_server_db => \&run_create_fai_server_db,
3032 create_fai_release_db => \&run_create_fai_release_db,
3033 session_run_result => \&session_run_result,
3034 session_run_debug => \&session_run_debug,
3035 session_run_done => \&session_run_done,
3036 child_reap => sub { "Do nothing special. I'm just a comment, but i'm necessary!" },
3037 }
3038 );
3041 # import all modules
3042 &import_modules;
3044 # TODO
3045 # check wether all modules are gosa-si valid passwd check
3049 POE::Kernel->run();
3050 exit;