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 #===============================================================================
23 use strict;
24 use warnings;
25 use Getopt::Long;
26 use Config::IniFiles;
27 use POSIX;
28 use utf8;
30 use Fcntl;
31 use IO::Socket::INET;
32 use IO::Handle;
33 use IO::Select;
34 use Symbol qw(qualify_to_ref);
35 use Crypt::Rijndael;
36 use MIME::Base64;
37 use Digest::MD5 qw(md5 md5_hex md5_base64);
38 use XML::Simple;
39 use Data::Dumper;
40 use Sys::Syslog qw( :DEFAULT setlogsock);
41 use Cwd;
42 use File::Spec;
43 use File::Basename;
44 use File::Path;
45 use GOSA::DBsqlite;
46 use GOSA::GosaSupportDaemon;
47 use POE qw(Component::Server::TCP);
48 use Net::LDAP;
49 use Net::LDAP::Util qw(:escape);
51 my $modules_path = "/usr/lib/gosa-si/modules";
52 use lib "/usr/lib/gosa-si/modules";
54 my (%cfg_defaults, $foreground, $verbose, $ping_timeout);
55 my ($bus_activ, $bus, $msg_to_bus, $bus_cipher);
56 my ($server, $server_mac_address);
57 my ($gosa_server, $job_queue_timeout, $job_queue_loop_delay);
58 my ($known_modules);
59 my ($pid_file, $procid, $pid, $log_file);
60 my ($arp_activ, $arp_fifo);
61 my ($xml);
62 my $sources_list;
63 my $max_clients;
64 # variables declared in config file are always set to 'our'
65 our (%cfg_defaults, $log_file, $pid_file,
66 $server_ip, $server_port, $SIPackages_key,
67 $arp_activ, $gosa_unit_tag,
68 $GosaPackages_key, $gosa_ip, $gosa_port, $gosa_timeout,
69 );
71 # additional variable which should be globaly accessable
72 our $server_address;
73 our $bus_address;
74 our $gosa_address;
75 our $no_bus;
76 our $no_arp;
77 our $verbose;
78 our $forground;
79 our $cfg_file;
80 our ($ldap_handle, $ldap_uri, $ldap_base, $ldap_admin_dn, $ldap_admin_password );
83 # specifies the verbosity of the daemon_log
84 $verbose = 0 ;
86 # if foreground is not null, script will be not forked to background
87 $foreground = 0 ;
89 # specifies the timeout seconds while checking the online status of a registrating client
90 $ping_timeout = 5;
92 $no_bus = 0;
93 $bus_activ = "true";
95 $no_arp = 0;
97 our $prg= basename($0);
99 # holds all gosa jobs
100 our $job_db;
101 our $job_queue_tn = 'jobs';
102 my $job_queue_file_name;
103 my @job_queue_col_names = ("id INTEGER", "timestamp", "status", "result", "progress INTEGER",
104 "headertag", "targettag", "xmlmessage", "macaddress");
106 # holds all other gosa-sd as well as the gosa-sd-bus
107 our $known_server_db;
108 our $known_server_tn = "known_server";
109 my $known_server_file_name;
110 my @known_server_col_names = ('hostname', 'status', 'hostkey', 'timestamp');
112 # holds all registrated clients
113 our $known_clients_db;
114 our $known_clients_tn = "known_clients";
115 my $known_clients_file_name;
116 my @known_clients_col_names = ('hostname', 'status', 'hostkey', 'timestamp', 'macaddress', 'events');
118 # holds all logged in user at each client
119 our $login_users_db;
120 our $login_users_tn = "login_users";
121 my $login_users_file_name;
122 my @login_users_col_names = ('client', 'user', 'timestamp');
124 # holds all fai server, the debian release and tag
125 our $fai_server_db;
126 our $fai_server_tn = "fai_server";
127 my $fai_server_file_name;
128 our @fai_server_col_names = ('timestamp', 'server', 'release', 'tag');
129 our $fai_release_tn = "fai_release";
130 our @fai_release_col_names = ('timestamp', 'release', 'class', 'type', 'state');
132 # holds all packages available from different repositories
133 our $packages_list_db;
134 our $packages_list_tn = "packages_list";
135 my $packages_list_file_name;
136 our @packages_list_col_names = ('distribution', 'package', 'version', 'section', 'description', 'template', 'timestamp');
137 my $outdir = "/tmp/packages_list_db";
138 my $arch = "i386";
140 # holds all messages which should be delivered to a user
141 our $messaging_db;
142 our $messaging_tn = "messaging";
143 our @messaging_col_names = ('subject', 'from', 'to', 'flag', 'direction', 'delivery_time', 'message', 'timestamp', 'id INTEGER', );
144 my $messaging_file_name;
146 %cfg_defaults = (
147 "general" => {
148 "log-file" => [\$log_file, "/var/run/".$prg.".log"],
149 "pid-file" => [\$pid_file, "/var/run/".$prg.".pid"],
150 },
151 "bus" => {
152 "activ" => [\$bus_activ, "true"],
153 },
154 "server" => {
155 "port" => [\$server_port, "20081"],
156 "known-clients" => [\$known_clients_file_name, '/var/lib/gosa-si/clients.db' ],
157 "known-servers" => [\$known_server_file_name, '/var/lib/gosa-si/servers.db'],
158 "login-users" => [\$login_users_file_name, '/var/lib/gosa-si/users.db'],
159 "fai-server" => [\$fai_server_file_name, '/var/lib/gosa-si/fai.db'],
160 "packages-list" => [\$packages_list_file_name, '/var/lib/gosa-si/packages.db'],
161 "messaging" => [\$messaging_file_name, '/var/lib/gosa-si/messaging.db'],
162 "source-list" => [\$sources_list, '/etc/apt/sources.list'],
163 "ldap-uri" => [\$ldap_uri, ""],
164 "ldap-base" => [\$ldap_base, ""],
165 "ldap-admin-dn" => [\$ldap_admin_dn, ""],
166 "ldap-admin-password" => [\$ldap_admin_password, ""],
167 "gosa-unit-tag" => [\$gosa_unit_tag, ""],
168 "max-clients" => [\$max_clients, 10],
169 },
170 "GOsaPackages" => {
171 "ip" => [\$gosa_ip, "0.0.0.0"],
172 "port" => [\$gosa_port, "20082"],
173 "job-queue" => [\$job_queue_file_name, '/var/lib/gosa-si/jobs.db'],
174 "job-queue-loop-delay" => [\$job_queue_loop_delay, 3],
175 "key" => [\$GosaPackages_key, "none"],
176 },
177 "SIPackages" => {
178 "key" => [\$SIPackages_key, "none"],
179 },
180 );
183 #=== FUNCTION ================================================================
184 # NAME: usage
185 # PARAMETERS: nothing
186 # RETURNS: nothing
187 # DESCRIPTION: print out usage text to STDERR
188 #===============================================================================
189 sub usage {
190 print STDERR << "EOF" ;
191 usage: $prg [-hvf] [-c config]
193 -h : this (help) message
194 -c <file> : config file
195 -f : foreground, process will not be forked to background
196 -v : be verbose (multiple to increase verbosity)
197 -no-bus : starts $prg without connection to bus
198 -no-arp : starts $prg without connection to arp module
200 EOF
201 print "\n" ;
202 }
205 #=== FUNCTION ================================================================
206 # NAME: read_configfile
207 # PARAMETERS: cfg_file - string -
208 # RETURNS: nothing
209 # DESCRIPTION: read cfg_file and set variables
210 #===============================================================================
211 sub read_configfile {
212 my $cfg;
213 if( defined( $cfg_file) && ( length($cfg_file) > 0 )) {
214 if( -r $cfg_file ) {
215 $cfg = Config::IniFiles->new( -file => $cfg_file );
216 } else {
217 print STDERR "Couldn't read config file!\n";
218 }
219 } else {
220 $cfg = Config::IniFiles->new() ;
221 }
222 foreach my $section (keys %cfg_defaults) {
223 foreach my $param (keys %{$cfg_defaults{ $section }}) {
224 my $pinfo = $cfg_defaults{ $section }{ $param };
225 ${@$pinfo[ 0 ]} = $cfg->val( $section, $param, @$pinfo[ 1 ] );
226 }
227 }
228 }
231 #=== FUNCTION ================================================================
232 # NAME: logging
233 # PARAMETERS: level - string - default 'info'
234 # msg - string -
235 # facility - string - default 'LOG_DAEMON'
236 # RETURNS: nothing
237 # DESCRIPTION: function for logging
238 #===============================================================================
239 sub daemon_log {
240 # log into log_file
241 my( $msg, $level ) = @_;
242 if(not defined $msg) { return }
243 if(not defined $level) { $level = 1 }
244 if(defined $log_file){
245 open(LOG_HANDLE, ">>$log_file");
246 if(not defined open( LOG_HANDLE, ">>$log_file" )) {
247 print STDERR "cannot open $log_file: $!";
248 return }
249 chomp($msg);
250 if($level <= $verbose){
251 my ($seconds, $minutes, $hours, $monthday, $month,
252 $year, $weekday, $yearday, $sommertime) = localtime(time);
253 $hours = $hours < 10 ? $hours = "0".$hours : $hours;
254 $minutes = $minutes < 10 ? $minutes = "0".$minutes : $minutes;
255 $seconds = $seconds < 10 ? $seconds = "0".$seconds : $seconds;
256 my @monthnames = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec");
257 $month = $monthnames[$month];
258 $monthday = $monthday < 10 ? $monthday = "0".$monthday : $monthday;
259 $year+=1900;
260 my $name = $prg;
262 my $log_msg = "$month $monthday $hours:$minutes:$seconds $name $msg\n";
263 print LOG_HANDLE $log_msg;
264 if( $foreground ) {
265 print STDERR $log_msg;
266 }
267 }
268 close( LOG_HANDLE );
269 }
270 }
273 #=== FUNCTION ================================================================
274 # NAME: check_cmdline_param
275 # PARAMETERS: nothing
276 # RETURNS: nothing
277 # DESCRIPTION: validates commandline parameter
278 #===============================================================================
279 sub check_cmdline_param () {
280 my $err_config;
281 my $err_counter = 0;
282 if(not defined($cfg_file)) {
283 $cfg_file = "/etc/gosa-si/server.conf";
284 if(! -r $cfg_file) {
285 $err_config = "please specify a config file";
286 $err_counter += 1;
287 }
288 }
289 if( $err_counter > 0 ) {
290 &usage( "", 1 );
291 if( defined( $err_config)) { print STDERR "$err_config\n"}
292 print STDERR "\n";
293 exit( -1 );
294 }
295 }
298 #=== FUNCTION ================================================================
299 # NAME: check_pid
300 # PARAMETERS: nothing
301 # RETURNS: nothing
302 # DESCRIPTION: handels pid processing
303 #===============================================================================
304 sub check_pid {
305 $pid = -1;
306 # Check, if we are already running
307 if( open(LOCK_FILE, "<$pid_file") ) {
308 $pid = <LOCK_FILE>;
309 if( defined $pid ) {
310 chomp( $pid );
311 if( -f "/proc/$pid/stat" ) {
312 my($stat) = `cat /proc/$pid/stat` =~ m/$pid \((.+)\).*/;
313 if( $0 eq $stat ) {
314 close( LOCK_FILE );
315 exit -1;
316 }
317 }
318 }
319 close( LOCK_FILE );
320 unlink( $pid_file );
321 }
323 # create a syslog msg if it is not to possible to open PID file
324 if (not sysopen(LOCK_FILE, $pid_file, O_WRONLY|O_CREAT|O_EXCL, 0644)) {
325 my($msg) = "Couldn't obtain lockfile '$pid_file' ";
326 if (open(LOCK_FILE, '<', $pid_file)
327 && ($pid = <LOCK_FILE>))
328 {
329 chomp($pid);
330 $msg .= "(PID $pid)\n";
331 } else {
332 $msg .= "(unable to read PID)\n";
333 }
334 if( ! ($foreground) ) {
335 openlog( $0, "cons,pid", "daemon" );
336 syslog( "warning", $msg );
337 closelog();
338 }
339 else {
340 print( STDERR " $msg " );
341 }
342 exit( -1 );
343 }
344 }
346 #=== FUNCTION ================================================================
347 # NAME: import_modules
348 # PARAMETERS: module_path - string - abs. path to the directory the modules
349 # are stored
350 # RETURNS: nothing
351 # DESCRIPTION: each file in module_path which ends with '.pm' and activation
352 # state is on is imported by "require 'file';"
353 #===============================================================================
354 sub import_modules {
355 daemon_log(" ", 1);
357 if (not -e $modules_path) {
358 daemon_log("ERROR: cannot find directory or directory is not readable: $modules_path", 1);
359 }
361 opendir (DIR, $modules_path) or die "ERROR while loading modules from directory $modules_path : $!\n";
362 while (defined (my $file = readdir (DIR))) {
363 if (not $file =~ /(\S*?).pm$/) {
364 next;
365 }
366 my $mod_name = $1;
368 if( $file =~ /ArpHandler.pm/ ) {
369 if( $no_arp > 0 ) {
370 next;
371 }
372 }
374 eval { require $file; };
375 if ($@) {
376 daemon_log("ERROR: gosa-si-server could not load module $file", 1);
377 daemon_log("$@", 5);
378 } else {
379 my $info = eval($mod_name.'::get_module_info()');
380 # Only load module if get_module_info() returns a non-null object
381 if( $info ) {
382 my ($input_address, $input_key, $input, $input_active, $input_type) = @{$info};
383 $known_modules->{$mod_name} = $info;
384 daemon_log("INFO: module $mod_name loaded", 5);
385 }
386 }
387 }
388 close (DIR);
389 }
392 #=== FUNCTION ================================================================
393 # NAME: sig_int_handler
394 # PARAMETERS: signal - string - signal arose from system
395 # RETURNS: noting
396 # DESCRIPTION: handels tasks to be done befor signal becomes active
397 #===============================================================================
398 sub sig_int_handler {
399 my ($signal) = @_;
401 daemon_log("shutting down gosa-si-server", 1);
402 exit(1);
403 }
404 $SIG{INT} = \&sig_int_handler;
408 sub check_key_and_xml_validity {
409 my ($crypted_msg, $module_key) = @_;
410 my $msg;
411 my $msg_hash;
412 my $error_string;
413 eval{
414 $msg = &decrypt_msg($crypted_msg, $module_key);
416 if ($msg =~ /<xml>/i){
417 daemon_log("decrypted_msg: \n$msg", 8);
418 $msg_hash = $xml->XMLin($msg, ForceArray=>1);
420 ##############
421 # check header
422 if( not exists $msg_hash->{'header'} ) { die "no header specified"; }
423 my $header_l = $msg_hash->{'header'};
424 if( 1 > @{$header_l} ) { die 'empty header tag'; }
425 if( 1 < @{$header_l} ) { die 'more than one header specified'; }
426 my $header = @{$header_l}[0];
427 if( 0 == length $header) { die 'empty string in header tag'; }
429 ##############
430 # check source
431 if( not exists $msg_hash->{'source'} ) { die "no source specified"; }
432 my $source_l = $msg_hash->{'source'};
433 if( 1 > @{$source_l} ) { die 'empty source tag'; }
434 if( 1 < @{$source_l} ) { die 'more than one source specified'; }
435 my $source = @{$source_l}[0];
436 if( 0 == length $source) { die 'source error'; }
438 ##############
439 # check target
440 if( not exists $msg_hash->{'target'} ) { die "no target specified"; }
441 my $target_l = $msg_hash->{'target'};
442 if( 1 > @{$target_l} ) { die 'empty target tag'; }
443 }
444 };
445 if($@) {
446 daemon_log("WARNING: do not understand the message: $@", 5);
447 $msg = undef;
448 $msg_hash = undef;
449 }
451 return ($msg, $msg_hash);
452 }
455 sub check_outgoing_xml_validity {
456 my ($msg) = @_;
458 my $msg_hash;
459 eval{
460 $msg_hash = $xml->XMLin($msg, ForceArray=>1);
462 ##############
463 # check header
464 my $header_l = $msg_hash->{'header'};
465 if( 1 != @{$header_l} ) {
466 die 'no or more than one headers specified';
467 }
468 my $header = @{$header_l}[0];
469 if( 0 == length $header) {
470 die 'header has length 0';
471 }
473 ##############
474 # check source
475 my $source_l = $msg_hash->{'source'};
476 if( 1 != @{$source_l} ) {
477 die 'no or more than 1 sources specified';
478 }
479 my $source = @{$source_l}[0];
480 if( 0 == length $source) {
481 die 'source has length 0';
482 }
483 unless( $source =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ||
484 $source =~ /^GOSA$/i ) {
485 die "source '$source' is neither a complete ip-address with port nor 'GOSA'";
486 }
488 ##############
489 # check target
490 my $target_l = $msg_hash->{'target'};
491 if( 0 == @{$target_l} ) {
492 die "no targets specified";
493 }
494 foreach my $target (@$target_l) {
495 if( 0 == length $target) {
496 die "target has length 0";
497 }
498 unless( $target =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ||
499 $target =~ /^GOSA$/i ||
500 $target =~ /^\*$/ ||
501 $target =~ /KNOWN_SERVER/i ||
502 $target =~ /JOBDB/i ||
503 $target =~ /^([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})$/i ){
504 die "target '$target' is not a complete ip-address with port or a valid target name or a mac-address";
505 }
506 }
507 };
508 if($@) {
509 daemon_log("WARNING: outgoing msg is not gosa-si envelope conform", 5);
510 daemon_log("$@ ".(defined($msg) && length($msg)>0)?$msg:"Empty Message", 8);
511 $msg_hash = undef;
512 }
514 return ($msg_hash);
515 }
518 sub input_from_known_server {
519 my ($input, $remote_ip) = @_ ;
520 my ($msg, $msg_hash, $module);
522 my $sql_statement= "SELECT * FROM known_server";
523 my $query_res = $known_server_db->select_dbentry( $sql_statement );
525 while( my ($hit_num, $hit) = each %{ $query_res } ) {
526 my $host_name = $hit->{hostname};
527 if( not $host_name =~ "^$remote_ip") {
528 next;
529 }
530 my $host_key = $hit->{hostkey};
531 daemon_log("DEBUG: input_from_known_server: host_name: $host_name", 7);
532 daemon_log("DEBUG: input_from_known_server: host_key: $host_key", 7);
534 # check if module can open msg envelope with module key
535 my ($tmp_msg, $tmp_msg_hash) = &check_key_and_xml_validity($input, $host_key);
536 if( (!$tmp_msg) || (!$tmp_msg_hash) ) {
537 daemon_log("DEBUG: input_from_known_server: deciphering raise error", 7);
538 daemon_log("$@", 8);
539 next;
540 }
541 else {
542 $msg = $tmp_msg;
543 $msg_hash = $tmp_msg_hash;
544 $module = "SIPackages";
545 last;
546 }
547 }
549 if( (!$msg) || (!$msg_hash) || (!$module) ) {
550 daemon_log("DEBUG: Incoming message is not from a known server", 7);
551 }
553 return ($msg, $msg_hash, $module);
554 }
557 sub input_from_known_client {
558 my ($input, $remote_ip) = @_ ;
559 my ($msg, $msg_hash, $module);
561 my $sql_statement= "SELECT * FROM known_clients";
562 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
563 while( my ($hit_num, $hit) = each %{ $query_res } ) {
564 my $host_name = $hit->{hostname};
565 if( not $host_name =~ /^$remote_ip:\d*$/) {
566 next;
567 }
568 my $host_key = $hit->{hostkey};
569 &daemon_log("DEBUG: input_from_known_client: host_name: $host_name", 7);
570 &daemon_log("DEBUG: input_from_known_client: host_key: $host_key", 7);
572 # check if module can open msg envelope with module key
573 ($msg, $msg_hash) = &check_key_and_xml_validity($input, $host_key);
575 if( (!$msg) || (!$msg_hash) ) {
576 &daemon_log("DEGUG: input_from_known_client: deciphering raise error", 7);
577 &daemon_log("$@", 8);
578 next;
579 }
580 else {
581 $module = "SIPackages";
582 last;
583 }
584 }
586 if( (!$msg) || (!$msg_hash) || (!$module) ) {
587 &daemon_log("DEBUG: Incoming message is not from a known client", 7);
588 }
590 return ($msg, $msg_hash, $module);
591 }
594 sub input_from_unknown_host {
595 no strict "refs";
596 my ($input) = @_ ;
597 my ($msg, $msg_hash, $module);
598 my $error_string;
600 my %act_modules = %$known_modules;
602 while( my ($mod, $info) = each(%act_modules)) {
604 # check a key exists for this module
605 my $module_key = ${$mod."_key"};
606 if( not defined $module_key ) {
607 if( $mod eq 'ArpHandler' ) {
608 next;
609 }
610 daemon_log("ERROR: no key specified in config file for $mod", 1);
611 next;
612 }
613 daemon_log("DEBUG: $mod: $module_key", 7);
615 # check if module can open msg envelope with module key
616 ($msg, $msg_hash) = &check_key_and_xml_validity($input, $module_key);
617 if( (not defined $msg) || (not defined $msg_hash) ) {
618 next;
619 }
620 else {
621 $module = $mod;
622 last;
623 }
624 }
626 if( (!$msg) || (!$msg_hash) || (!$module)) {
627 daemon_log("DEBUG: Incoming message is not from an unknown host", 7);
628 }
630 return ($msg, $msg_hash, $module);
631 }
634 sub create_ciphering {
635 my ($passwd) = @_;
636 if((!defined($passwd)) || length($passwd)==0) {
637 $passwd = "";
638 }
639 $passwd = substr(md5_hex("$passwd") x 32, 0, 32);
640 my $iv = substr(md5_hex('GONICUS GmbH'),0, 16);
641 my $my_cipher = Crypt::Rijndael->new($passwd , Crypt::Rijndael::MODE_CBC());
642 $my_cipher->set_iv($iv);
643 return $my_cipher;
644 }
647 sub encrypt_msg {
648 my ($msg, $key) = @_;
649 my $my_cipher = &create_ciphering($key);
650 my $len;
651 {
652 use bytes;
653 $len= 16-length($msg)%16;
654 }
655 $msg = "\0"x($len).$msg;
656 $msg = $my_cipher->encrypt($msg);
657 chomp($msg = &encode_base64($msg));
658 # there are no newlines allowed inside msg
659 $msg=~ s/\n//g;
660 return $msg;
661 }
664 sub decrypt_msg {
666 my ($msg, $key) = @_ ;
667 $msg = &decode_base64($msg);
668 my $my_cipher = &create_ciphering($key);
669 $msg = $my_cipher->decrypt($msg);
670 $msg =~ s/\0*//g;
671 return $msg;
672 }
675 sub get_encrypt_key {
676 my ($target) = @_ ;
677 my $encrypt_key;
678 my $error = 0;
680 # target can be in known_server
681 if( not defined $encrypt_key ) {
682 my $sql_statement= "SELECT * FROM known_server WHERE hostname='$target'";
683 my $query_res = $known_server_db->select_dbentry( $sql_statement );
684 while( my ($hit_num, $hit) = each %{ $query_res } ) {
685 my $host_name = $hit->{hostname};
686 if( $host_name ne $target ) {
687 next;
688 }
689 $encrypt_key = $hit->{hostkey};
690 last;
691 }
692 }
694 # target can be in known_client
695 if( not defined $encrypt_key ) {
696 my $sql_statement= "SELECT * FROM known_clients WHERE hostname='$target'";
697 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
698 while( my ($hit_num, $hit) = each %{ $query_res } ) {
699 my $host_name = $hit->{hostname};
700 if( $host_name ne $target ) {
701 next;
702 }
703 $encrypt_key = $hit->{hostkey};
704 last;
705 }
706 }
708 return $encrypt_key;
709 }
712 #=== FUNCTION ================================================================
713 # NAME: open_socket
714 # PARAMETERS: PeerAddr string something like 192.168.1.1 or 192.168.1.1:10000
715 # [PeerPort] string necessary if port not appended by PeerAddr
716 # RETURNS: socket IO::Socket::INET
717 # DESCRIPTION: open a socket to PeerAddr
718 #===============================================================================
719 sub open_socket {
720 my ($PeerAddr, $PeerPort) = @_ ;
721 if(defined($PeerPort)){
722 $PeerAddr = $PeerAddr.":".$PeerPort;
723 }
724 my $socket;
725 $socket = new IO::Socket::INET(PeerAddr => $PeerAddr,
726 Porto => "tcp",
727 Type => SOCK_STREAM,
728 Timeout => 5,
729 );
730 if(not defined $socket) {
731 return;
732 }
733 # &daemon_log("DEBUG: open_socket: $PeerAddr", 7);
734 return $socket;
735 }
738 #=== FUNCTION ================================================================
739 # NAME: get_ip
740 # PARAMETERS: interface name (i.e. eth0)
741 # RETURNS: (ip address)
742 # DESCRIPTION: Uses ioctl to get ip address directly from system.
743 #===============================================================================
744 sub get_ip {
745 my $ifreq= shift;
746 my $result= "";
747 my $SIOCGIFADDR= 0x8915; # man 2 ioctl_list
748 my $proto= getprotobyname('ip');
750 socket SOCKET, PF_INET, SOCK_DGRAM, $proto
751 or die "socket: $!";
753 if(ioctl SOCKET, $SIOCGIFADDR, $ifreq) {
754 my ($if, $sin) = unpack 'a16 a16', $ifreq;
755 my ($port, $addr) = sockaddr_in $sin;
756 my $ip = inet_ntoa $addr;
758 if ($ip && length($ip) > 0) {
759 $result = $ip;
760 }
761 }
763 return $result;
764 }
766 sub get_local_ip_for_remote_ip {
767 my $remote_ip= shift;
768 my $result="0.0.0.0";
770 if($remote_ip =~ /^(\d\d?\d?\.){3}\d\d?\d?$/) {
771 if($remote_ip eq "127.0.0.1") {
772 $result = "127.0.0.1";
773 } else {
774 my $PROC_NET_ROUTE= ('/proc/net/route');
776 open(PROC_NET_ROUTE, "<$PROC_NET_ROUTE")
777 or die "Could not open $PROC_NET_ROUTE";
779 my @ifs = <PROC_NET_ROUTE>;
781 close(PROC_NET_ROUTE);
783 # Eat header line
784 shift @ifs;
785 chomp @ifs;
786 foreach my $line(@ifs) {
787 my ($Iface,$Destination,$Gateway,$Flags,$RefCnt,$Use,$Metric,$Mask,$MTU,$Window,$IRTT)=split(/\s/, $line);
788 my $destination;
789 my $mask;
790 my ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Destination);
791 $destination= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d));
792 ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Mask);
793 $mask= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d));
794 if(new NetAddr::IP($remote_ip)->within(new NetAddr::IP($destination, $mask))) {
795 # destination matches route, save mac and exit
796 $result= &get_ip($Iface);
797 last;
798 }
799 }
800 }
801 } else {
802 daemon_log("get_local_ip_for_remote_ip was called with a non-ip parameter: $remote_ip", 1);
803 }
804 return $result;
805 }
808 sub send_msg_to_target {
809 my ($msg, $address, $encrypt_key, $msg_header) = @_ ;
810 my $error = 0;
811 my $header;
812 my $new_status;
813 my $act_status;
814 my ($sql_statement, $res);
816 if( $msg_header ) {
817 $header = "'$msg_header'-";
818 } else {
819 $header = "";
820 }
822 # Patch the source ip
823 if($msg =~ /<source>0\.0\.0\.0:\d*?<\/source>/) {
824 my $remote_ip = &get_local_ip_for_remote_ip(sprintf("%s", $address =~ /^([0-9\.]*?):.*$/));
825 $msg =~ s/<source>(0\.0\.0\.0):(\d*?)<\/source>/<source>$remote_ip:$2<\/source>/s;
826 }
828 # encrypt xml msg
829 my $crypted_msg = &encrypt_msg($msg, $encrypt_key);
831 # opensocket
832 my $socket = &open_socket($address);
833 if( !$socket ) {
834 daemon_log("ERROR: cannot send ".$header."msg to $address , host not reachable", 1);
835 $error++;
836 }
838 if( $error == 0 ) {
839 # send xml msg
840 print $socket $crypted_msg."\n";
842 daemon_log("INFO: send ".$header."msg to $address", 5);
843 daemon_log("message:\n$msg", 8);
845 }
847 # close socket in any case
848 if( $socket ) {
849 close $socket;
850 }
852 if( $error > 0 ) { $new_status = "down"; }
853 else { $new_status = $msg_header; }
856 # known_clients
857 $sql_statement = "SELECT * FROM known_clients WHERE hostname='$address'";
858 $res = $known_clients_db->select_dbentry($sql_statement);
859 if( keys(%$res) > 0) {
860 $act_status = $res->{1}->{'status'};
861 if( $act_status eq "down" ) {
862 $sql_statement = "DELETE FROM known_clients WHERE hostname='$address'";
863 $res = $known_clients_db->del_dbentry($sql_statement);
864 daemon_log("WARNING: failed 2x to send msg to host '$address', delete host from known_clients", 3);
865 } else {
866 $sql_statement = "UPDATE known_clients SET status='$new_status' WHERE hostname='$address'";
867 $res = $known_clients_db->update_dbentry($sql_statement);
868 if($new_status eq "down"){
869 daemon_log("WARNING: set '$address' from status '$act_status' to '$new_status'", 3);
870 } else {
871 daemon_log("INFO: set '$address' from status '$act_status' to '$new_status'", 5);
872 }
873 }
874 }
876 # known_server
877 $sql_statement = "SELECT * FROM known_server WHERE hostname='$address'";
878 $res = $known_server_db->select_dbentry($sql_statement);
879 if( keys(%$res) > 0 ) {
880 $act_status = $res->{1}->{'status'};
881 if( $act_status eq "down" ) {
882 $sql_statement = "DELETE FROM known_server WHERE hostname='$address'";
883 $res = $known_server_db->del_dbentry($sql_statement);
884 daemon_log("WARNING: failed 2x to a send msg to host '$address', delete host from known_server", 3);
885 }
886 else {
887 $sql_statement = "UPDATE known_server SET status='$new_status' WHERE hostname='$address'";
888 $res = $known_server_db->update_dbentry($sql_statement);
889 if($new_status eq "down"){
890 daemon_log("WARNING: set '$address' from status '$act_status' to '$new_status'", 3);
891 }
892 else {
893 daemon_log("INFO: set '$address' from status '$act_status' to '$new_status'", 5);
894 }
895 }
896 }
897 return $error;
898 }
900 ###
901 #
902 # HIER LÄUFT WAS SCHIEF - GENAU HIER KACK MIST
903 #
904 # ERROR
905 #
906 # TODO
907 #
908 ###
909 sub update_jobdb_status_for_send_msgs {
910 my ($answer, $error) = @_;
911 if( $answer =~ /<jobdb_id>(\d+)<\/jobdb_id>/ ) {
912 my $jobdb_id = $1;
913 if( $error ) {
914 # sending msg faild
915 my $sql_statement = "UPDATE $job_queue_tn ".
916 "SET status='error', result='can not deliver msg, please consult log file' ".
917 "WHERE id='$jobdb_id'";
918 my $res = $job_db->update_dbentry($sql_statement);
919 } else {
920 # sending msg was successful
921 my $sql_statement = "UPDATE $job_queue_tn ".
922 "SET status='done' ".
923 "WHERE id='$jobdb_id' AND status='processed'";
924 my $res = $job_db->update_dbentry($sql_statement);
925 }
926 }
927 }
930 sub _start {
931 my ($kernel) = $_[KERNEL];
932 &trigger_db_loop($kernel);
933 $kernel->yield('create_fai_server_db', $fai_server_tn );
934 #$kernel->yield('create_fai_release_db', $fai_release_tn );
935 #$kernel->yield('create_packages_list_db', $sources_list );
936 }
939 sub client_input {
940 no strict "refs";
941 my ($kernel, $session, $heap, $input, $wheel) = @_[KERNEL, SESSION, HEAP, ARG0, ARG1];
942 my $session_id = $session->ID;
943 my ($msg, $msg_hash, $module);
944 my $error = 0;
945 my $answer_l;
946 my ($answer_header, @answer_target_l, $answer_source);
947 my $client_answer;
949 daemon_log("", 5);
950 daemon_log("INFO: Incoming msg from '".$heap->{'remote_ip'}."'", 5);
951 daemon_log("DEBUG: Incoming msg:\n$input", 9);
953 ####################
954 # check incoming msg
955 # msg is from a new client or gosa
956 ($msg, $msg_hash, $module) = &input_from_unknown_host($input);
957 # msg is from a gosa-si-server or gosa-si-bus
958 if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
959 ($msg, $msg_hash, $module) = &input_from_known_server($input, $heap->{'remote_ip'});
960 }
961 # msg is from a gosa-si-client
962 if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
963 ($msg, $msg_hash, $module) = &input_from_known_client($input, $heap->{'remote_ip'});
964 }
965 # an error occurred
966 if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
967 $error++;
968 }
970 ######################
971 # process incoming msg
972 if( $error == 0) {
973 daemon_log("INFO: Incoming msg with header '".@{$msg_hash->{'header'}}[0]."'", 5);
974 daemon_log("DEBUG: Processing module ".$module, 7);
975 $answer_l = &{ $module."::process_incoming_msg" }($msg, $msg_hash, $session_id);
977 if ( 0 > @{$answer_l} ) {
978 my $answer_str = join("\n", @{$answer_l});
979 daemon_log("DEGUB: $module: Got answer from module: \n".$answer_str,8);
980 }
981 }
982 if( !$answer_l ) { $error++ };
984 ########
985 # answer
986 if( $error == 0 ) {
988 foreach my $answer ( @{$answer_l} ) {
989 # for each answer in answer list
991 # check outgoing msg to xml validity
992 my $answer_hash = &check_outgoing_xml_validity($answer);
993 if( not defined $answer_hash ) {
994 next;
995 }
997 $answer_header = @{$answer_hash->{'header'}}[0];
998 @answer_target_l = @{$answer_hash->{'target'}};
999 $answer_source = @{$answer_hash->{'source'}}[0];
1001 # deliver msg to all targets
1002 foreach my $answer_target ( @answer_target_l ) {
1004 # targets of msg are all gosa-si-clients in known_clients_db
1005 if( $answer_target eq "*" ) {
1006 # answer is for all clients
1007 my $sql_statement= "SELECT * FROM known_clients";
1008 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
1009 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1010 my $host_name = $hit->{hostname};
1011 my $host_key = $hit->{hostkey};
1012 my $error = &send_msg_to_target($answer, $host_name, $host_key, $answer_header);
1013 &update_jobdb_status_for_send_msgs($answer, $error);
1014 }
1015 }
1017 # targets of msg are all gosa-si-server in known_server_db
1018 elsif( $answer_target eq "KNOWN_SERVER" ) {
1019 # answer is for all server in known_server
1020 my $sql_statement= "SELECT * FROM known_server";
1021 my $query_res = $known_server_db->select_dbentry( $sql_statement );
1022 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1023 my $host_name = $hit->{hostname};
1024 my $host_key = $hit->{hostkey};
1025 $answer =~ s/KNOWN_SERVER/$host_name/g;
1026 my $error = &send_msg_to_target($answer, $host_name, $host_key, $answer_header);
1027 &update_jobdb_status_for_send_msgs($answer, $error);
1028 }
1029 }
1031 # target of msg is GOsa
1032 elsif( $answer_target eq "GOSA" ) {
1033 $answer =~ /<session_id>(\d+)<\/session_id>/;
1034 my $session_id = $1;
1035 my $add_on = "";
1036 if( defined $session_id ) {
1037 $add_on = ".session_id=$session_id";
1038 }
1039 # answer is for GOSA and has to returned to connected client
1040 my $gosa_answer = &encrypt_msg($answer, $GosaPackages_key);
1041 $client_answer = $gosa_answer.$add_on;
1042 }
1044 # target of msg is job queue at this host
1045 elsif( $answer_target eq "JOBDB") {
1046 $answer =~ /<header>(\S+)<\/header>/;
1047 my $header;
1048 if( defined $1 ) { $header = $1; }
1049 my $error = &send_msg_to_target($answer, $server_address, $GosaPackages_key, $header);
1050 &update_jobdb_status_for_send_msgs($answer, $error);
1051 }
1053 # target of msg is a mac address
1054 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 ) {
1055 daemon_log("INFO: target is mac address '$answer_target', looking for host in known_clients", 5);
1056 my $sql_statement = "SELECT * FROM known_clients WHERE macaddress='$answer_target'";
1057 my $query_res = $known_clients_db->select_dbentry( $sql_statement );
1058 my $found_ip_flag = 0;
1059 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1060 my $host_name = $hit->{hostname};
1061 my $host_key = $hit->{hostkey};
1062 $answer =~ s/$answer_target/$host_name/g;
1063 daemon_log("INFO: found host '$host_name', associated to '$answer_target'", 5);
1064 my $error = &send_msg_to_target($answer, $host_name, $host_key, $answer_header);
1065 &update_jobdb_status_for_send_msgs($answer, $error);
1066 $found_ip_flag++ ;
1067 }
1068 if( $found_ip_flag == 0) {
1069 daemon_log("WARNING: no host found in known_clients with mac address '$answer_target'", 3);
1070 if( $bus_activ eq "true" ) {
1071 daemon_log("INFO: try to forward msg '$answer_header' to bus '$bus_address'", 5);
1072 my $sql_statement = "SELECT * FROM known_server WHERE hostname='$bus_address'";
1073 my $query_res = $known_server_db->select_dbentry( $sql_statement );
1074 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1075 my $bus_address = $hit->{hostname};
1076 my $bus_key = $hit->{hostkey};
1077 my $error = &send_msg_to_target($answer, $bus_address, $bus_key, $answer_header);
1078 &update_jobdb_status_for_send_msgs($answer, $error);
1079 last;
1080 }
1081 }
1083 }
1085 # answer is for one specific host
1086 } else {
1087 # get encrypt_key
1088 my $encrypt_key = &get_encrypt_key($answer_target);
1089 if( not defined $encrypt_key ) {
1090 # unknown target, forward msg to bus
1091 daemon_log("WARNING: unknown target '$answer_target'", 3);
1092 if( $bus_activ eq "true" ) {
1093 daemon_log("INFO: try to forward msg '$answer_header' to bus '$bus_address'", 5);
1094 my $sql_statement = "SELECT * FROM known_server WHERE hostname='$bus_address'";
1095 my $query_res = $known_server_db->select_dbentry( $sql_statement );
1096 my $res_length = keys( %{$query_res} );
1097 if( $res_length == 0 ){
1098 daemon_log("WARNING: send '$answer_header' to '$bus_address' failed, ".
1099 "no bus found in known_server", 3);
1100 }
1101 else {
1102 while( my ($hit_num, $hit) = each %{ $query_res } ) {
1103 my $bus_key = $hit->{hostkey};
1104 my $error = &send_msg_to_target($answer, $bus_address, $bus_key, $answer_header);
1105 &update_jobdb_status_for_send_msgs($answer, $error);
1106 }
1107 }
1108 }
1109 next;
1110 }
1111 my $error = &send_msg_to_target($answer, $answer_target, $encrypt_key, $answer_header);
1112 &update_jobdb_status_for_send_msgs($answer, $error);
1113 }
1114 }
1115 }
1116 }
1118 if( $client_answer ) {
1119 if( $client_answer =~ s/session_id=(\d+)$// ) {
1120 my $session_id = $1;
1121 if( defined $session_id ) {
1122 my $session_reference = $kernel->ID_id_to_session($session_id);
1123 if( defined $session_reference ) {
1124 $heap = $session_reference->get_heap();
1125 }
1126 }
1127 }
1128 $heap->{client}->put($client_answer);
1129 }
1131 return;
1132 }
1136 sub trigger_db_loop {
1137 my ($kernel) = @_ ;
1138 $kernel->delay_set('watch_for_new_jobs', $job_queue_loop_delay);
1139 $kernel->delay_set('watch_for_done_jobs', $job_queue_loop_delay);
1140 }
1142 sub watch_for_done_jobs {
1143 my ($kernel,$heap) = @_[KERNEL, HEAP];
1145 my $sql_statement = "SELECT * FROM ".$job_queue_tn.
1146 " WHERE status='done'";
1147 my $res = $job_db->select_dbentry( $sql_statement );
1149 while( my ($id, $hit) = each %{$res} ) {
1150 my $jobdb_id = $hit->{id};
1151 my $sql_statement = "DELETE FROM $job_queue_tn WHERE id='$jobdb_id'";
1152 my $res = $job_db->del_dbentry($sql_statement);
1153 }
1155 $kernel->delay_set('watch_for_done_jobs',$job_queue_loop_delay);
1156 }
1158 sub watch_for_new_jobs {
1159 my ($kernel,$heap) = @_[KERNEL, HEAP];
1161 # check gosa job queue for jobs with executable timestamp
1162 my $timestamp = &get_time();
1163 my $sql_statement = "SELECT * FROM ".$job_queue_tn.
1164 " WHERE status='waiting' AND timestamp<'$timestamp'";
1165 my $res = $job_db->select_dbentry( $sql_statement );
1167 while( my ($id, $hit) = each %{$res} ) {
1168 my $jobdb_id = $hit->{id};
1169 my $macaddress = $hit->{'macaddress'};
1170 my $job_msg = $hit->{'xmlmessage'};
1171 daemon_log("DEBUG: its time to execute $job_msg", 7);
1172 my $header = $hit->{'headertag'};
1173 my $sql_statement = "SELECT * FROM known_clients WHERE macaddress='$macaddress'";
1174 my $res_hash = $known_clients_db->select_dbentry( $sql_statement );
1175 # expect macaddress is unique!!!!!!
1176 my $target = $res_hash->{1}->{hostname};
1178 if (not defined $target) {
1179 &daemon_log("ERROR: no host found for mac address: $macaddress", 1);
1180 &daemon_log("$hit->{xmlmessage}", 8);
1181 my $sql_statement = "UPDATE $job_queue_tn ".
1182 "SET status='error', result='no host found for mac address' ".
1183 "WHERE id='$jobdb_id'";
1184 my $res = $job_db->update_dbentry($sql_statement);
1185 next;
1186 }
1188 # change header
1189 $job_msg =~ s/<header>job_/<header>gosa_/;
1191 # add sqlite_id
1192 $job_msg =~ s/<\/xml>$/<jobdb_id>$jobdb_id<\/jobdb_id><\/xml>/;
1194 my $func_error = &send_msg_to_target($job_msg, $server_address, $GosaPackages_key, $header);
1196 # update status in job queue to 'processing'
1197 $sql_statement = "UPDATE $job_queue_tn SET status='processing' WHERE id='$jobdb_id'";
1198 my $res = $job_db->update_dbentry($sql_statement);
1199 }
1201 $kernel->delay_set('watch_for_new_jobs', $job_queue_loop_delay);
1202 }
1205 sub refresh_ldap_handle {
1206 my $mesg;
1208 # Get an ldap handle, if we don't have one
1209 if( ! defined $ldap_handle ){
1210 $ldap_handle = Net::LDAP->new( $ldap_uri );
1211 }
1212 # Still not defined?
1213 if( ! defined $ldap_handle ) {
1214 daemon_log( "ch $$: Net::LDAP constructor failed: $!\n" );
1215 return 0;
1216 }
1218 # Bind to ldap server - eventually authenticate
1219 if( defined $ldap_admin_dn ) {
1220 if( defined $ldap_admin_password ) {
1221 $mesg = $ldap_handle->bind( $ldap_admin_dn, password => $ldap_admin_password );
1222 } else {
1223 $mesg = $ldap_handle->bind( $ldap_admin_dn );
1224 }
1225 } else {
1226 $mesg = $ldap_handle->bind();
1227 }
1229 if( 0 != $mesg->code ) {
1230 undef( $ldap_handle ) if( 81 == $mesg->code );
1231 daemon_log( "ch $$: LDAP bind: error (". $mesg->code . ') - ' . $mesg->error . "\n", 1);
1232 return 0;
1233 }
1235 return 1;
1236 }
1239 sub change_fai_state {
1240 my ($st, $targets) = @_;
1242 # Set FAI state to localboot
1243 my %mapActions= (
1244 reboot => '',
1245 update => 'softupdate',
1246 localboot => 'localboot',
1247 reinstall => 'install',
1248 rescan => '',
1249 wake => '',
1250 memcheck => 'memcheck',
1251 sysinfo => 'sysinfo',
1252 );
1254 # Return if this is unknown
1255 if (!exists $mapActions{ $st }){
1256 return;
1257 }
1259 my $state= $mapActions{ $st };
1261 &refresh_ldap_handle();
1262 if( defined($ldap_handle) ) {
1264 # Build search filter for hosts
1265 my $search= "(&(objectClass=GOhard)";
1266 foreach (@{$targets}){
1267 $search.= "(macAddress=$_)";
1268 }
1269 $search.= ")";
1271 # If there's any host inside of the search string, procress them
1272 if (!($search =~ /macAddress/)){
1273 return;
1274 }
1276 # Perform search for Unit Tag
1277 my $mesg = $ldap_handle->search(
1278 base => $ldap_base,
1279 scope => 'sub',
1280 attrs => ['dn', 'FAIstate', 'objectClass'],
1281 filter => "$search"
1282 );
1284 if ($mesg->count) {
1285 my @entries = $mesg->entries;
1286 foreach my $entry (@entries) {
1288 # Only modify entry if it is not set to '$state'
1289 if ($entry->get_value("FAIstate") ne "$state"){
1291 daemon_log("INFO: Setting FAIstate to '$state' for ".$entry->dn, 5);
1292 my $result;
1293 my %tmp = map { $_ => 1 } $entry->get_value("objectClass");
1294 if (exists $tmp{'FAIobject'}){
1295 if ($state eq ''){
1296 $result= $ldap_handle->modify($entry->dn, changes => [
1297 delete => [ FAIstate => [] ] ]);
1298 } else {
1299 $result= $ldap_handle->modify($entry->dn, changes => [
1300 replace => [ FAIstate => $state ] ]);
1301 }
1302 } elsif ($state ne ''){
1303 $result= $ldap_handle->modify($entry->dn, changes => [
1304 add => [ objectClass => 'FAIobject' ],
1305 add => [ FAIstate => $state ] ]);
1306 }
1308 # Errors?
1309 if ($result->code){
1310 daemon_log("Error: Setting FAIstate to '$state' for ".$entry->dn. "failed: ".$result->error, 1);
1311 }
1313 }
1314 }
1315 }
1316 }
1317 }
1320 sub change_goto_state {
1321 my ($st, $targets) = @_;
1323 # Switch on or off?
1324 my $state= $st eq 'active' ? 'active': 'locked';
1326 &refresh_ldap_handle();
1327 if( defined($ldap_handle) ) {
1329 # Build search filter for hosts
1330 my $search= "(&(objectClass=GOhard)";
1331 foreach (@{$targets}){
1332 $search.= "(macAddress=$_)";
1333 }
1334 $search.= ")";
1336 # If there's any host inside of the search string, procress them
1337 if (!($search =~ /macAddress/)){
1338 return;
1339 }
1341 # Perform search for Unit Tag
1342 my $mesg = $ldap_handle->search(
1343 base => $ldap_base,
1344 scope => 'sub',
1345 attrs => ['dn', 'gotoMode'],
1346 filter => "$search"
1347 );
1349 if ($mesg->count) {
1350 my @entries = $mesg->entries;
1351 foreach my $entry (@entries) {
1353 # Only modify entry if it is not set to '$state'
1354 if ($entry->get_value("gotoMode") ne $state){
1356 daemon_log("INFO: Setting gotoMode to '$state' for ".$entry->dn, 5);
1357 my $result;
1358 $result= $ldap_handle->modify($entry->dn, changes => [
1359 replace => [ gotoMode => $state ] ]);
1361 # Errors?
1362 if ($result->code){
1363 &daemon_log("Error: Setting gotoMode to '$state' for ".$entry->dn. "failed: ".$result->error, 1);
1364 }
1366 }
1367 }
1368 }
1370 }
1371 }
1374 sub create_fai_server_db {
1375 my ($table_name) = $_[ARG0];
1376 my $result;
1378 if(defined($ldap_handle)) {
1379 daemon_log("Creating fai_server_db",4);
1380 my $mesg= $ldap_handle->search(
1381 base => $ldap_base,
1382 scope => 'sub',
1383 attrs => ['FAIrepository', 'gosaUnitTag'],
1384 filter => "(&(FAIrepository=*)(objectClass=FAIrepositoryServer))",
1385 );
1386 if($mesg->{'resultCode'} == 0 &&
1387 $mesg->count != 0) {
1388 foreach my $entry (@{$mesg->{entries}}) {
1389 if($entry->exists('FAIrepository')) {
1390 # Add an entry for each Repository configured for server
1391 foreach my $repo(@{$entry->get_value('FAIrepository', asref => 1)}) {
1392 my($tmp_url,$tmp_server,$tmp_release,$tmp_sections) = split(/\|/, $repo);
1393 my $tmp_tag= $entry->get_value('gosaUnitTag') || "";
1394 $result= $fai_server_db->add_dbentry( {
1395 table => $table_name,
1396 primkey => ['server', 'release', 'tag'],
1397 server => $tmp_url,
1398 release => $tmp_release,
1399 tag => (length($tmp_tag)>0)?$tmp_tag:"",
1400 } );
1401 }
1402 }
1403 }
1404 }
1405 daemon_log("Done with creating fai_server_db",4);
1406 }
1408 return $result;
1409 }
1412 sub create_fai_release_db {
1413 my ($table_name) = $_[ARG0];
1414 my $result;
1416 if(defined($ldap_handle)) {
1417 daemon_log("Creating fai_release_db",4);
1418 my $mesg= $ldap_handle->search(
1419 base => $ldap_base,
1420 scope => 'sub',
1421 attrs => [],
1422 filter => "(&(objectClass=organizationalUnit)(ou=fai))",
1423 );
1424 if($mesg->{'resultCode'} == 0 &&
1425 $mesg->count != 0) {
1426 # Walk through all possible FAI container ou's
1427 my @sql_list;
1428 foreach my $ou (@{$mesg->{entries}}) {
1429 my $tmp_classes= resolve_fai_classes($ou->dn);
1430 if(defined($tmp_classes)) {
1431 my @tmp_array=get_fai_release_entries($tmp_classes);
1432 if(@tmp_array) {
1433 foreach my $entry (@tmp_array) {
1434 if(defined($entry) && ref($entry) eq 'HASH') {
1435 my $timestamp= &get_time();
1436 my $sql=
1437 "INSERT INTO $table_name "
1438 ."(timestamp, release, class, type, state) VALUES ("
1439 .$timestamp.","
1440 ."'".$entry->{'release'}."',"
1441 ."'".$entry->{'class'}."',"
1442 ."'".$entry->{'type'}."',"
1443 ."'".$entry->{'state'}."')";
1444 push @sql_list, $sql;
1445 }
1446 }
1447 }
1448 }
1449 }
1450 $fai_server_db->exec_statementlist(\@sql_list);
1451 }
1452 daemon_log("Done with creating fai_release_db",4);
1453 }
1455 return $result;
1456 }
1458 sub get_fai_release_entries {
1459 my $tmp_classes = shift || return;
1460 my $parent = shift || undef;
1461 my @result = shift || ();
1463 foreach my $entry (keys %{$tmp_classes}) {
1464 if(defined($entry)) {
1465 #daemon_log($entry,1);
1466 if($entry =~ /^ou=.*$/) {
1467 my $release_name = $entry;
1468 $release_name =~ s/ou=//g;
1469 if(defined($parent)) {
1470 $release_name = $parent."/".$release_name;
1471 }
1472 my @bufentries = get_fai_release_entries($tmp_classes->{$entry}, $release_name, @result);
1473 foreach my $bufentry(@bufentries) {
1474 push @result, $bufentry;
1475 }
1476 } else {
1477 my @types = get_fai_types($tmp_classes->{$entry});
1478 foreach my $type (@types) {
1479 push @result,
1480 {
1481 'class' => $entry,
1482 'type' => $type->{'type'},
1483 'release' => $parent,
1484 'state' => $type->{'state'},
1485 };
1486 }
1487 }
1488 }
1489 }
1491 return @result;
1492 }
1494 sub get_fai_types {
1495 my $tmp_classes = shift || return undef;
1496 my @result;
1498 foreach my $type(keys %{$tmp_classes}) {
1499 if(defined($tmp_classes->{$type}[0]) && (!($tmp_classes->{$type}[0] =~ /^.*?removed.*?$/))) {
1500 my $entry = {
1501 type => $type,
1502 state => $tmp_classes->{$type}[0],
1503 };
1504 push @result, $entry;
1505 }
1506 }
1508 return @result;
1509 }
1511 sub get_fai_state {
1512 my $result = "";
1513 my $tmp_classes = shift || return $result;
1515 foreach my $type(keys %{$tmp_classes}) {
1516 if(defined($tmp_classes->{$type}[0])) {
1517 $result = $tmp_classes->{$type}[0];
1519 # State is equal for all types in class
1520 last;
1521 }
1522 }
1524 return $result;
1525 }
1527 sub resolve_fai_classes {
1528 my $result;
1529 my $fai_base= shift;
1530 my @possible_fai_classes= ("FAIscript", "FAIhook", "FAIpartitionTable", "FAItemplate", "FAIvariable", "FAIprofile", "FAIpackageList");
1531 my $fai_filter= "(&(objectClass=FAIclass)(|(objectClass=".join(")(objectClass=", @possible_fai_classes).")))";
1532 my $fai_classes;
1533 daemon_log("Searching in FAI base $fai_base",6);
1535 my $mesg= $ldap_handle->search(
1536 base => $fai_base,
1537 scope => 'sub',
1538 attrs => ['cn','objectClass','FAIstate'],
1539 filter => $fai_filter,
1540 );
1542 if($mesg->{'resultCode'} == 0 &&
1543 $mesg->count != 0) {
1544 daemon_log("Found ".$mesg->count." entries",6);
1545 foreach my $entry (@{$mesg->{entries}}) {
1546 if($entry->exists('cn') && (!($entry->get_value('cn') eq 'LAST')) ) {
1547 my $tmp_dn= $entry->dn();
1549 # Skip classname and ou dn parts for class
1550 my $tmp_release = ($1) if $tmp_dn =~ /^[^,]+,[^,]+,(.*?),$fai_base$/;
1552 # Skip classes without releases
1553 if((!defined($tmp_release)) || length($tmp_release)==0) {
1554 next;
1555 }
1557 my $tmp_cn= $entry->get_value('cn');
1558 my $tmp_state= $entry->get_value('FAIstate');
1560 my $tmp_type;
1561 # Get FAI type
1562 for my $oclass(@{$entry->get_value('objectClass', asref => 1)}) {
1563 if(grep $_ eq $oclass, @possible_fai_classes) {
1564 $tmp_type= $oclass;
1565 last;
1566 }
1567 }
1569 if($tmp_release =~ /^.*?,.*?$/ && (!($tmp_release =~ /^.*?\\,.*?$/))) {
1570 # A Subrelease
1571 my @sub_releases = split(/,/, $tmp_release);
1573 # Walk through subreleases and build hash tree
1574 my $hash;
1575 while(my $tmp_sub_release = pop @sub_releases) {
1576 $hash .= "\{'$tmp_sub_release'\}->";
1577 }
1578 eval('push @{$fai_classes->'.$hash.'{$tmp_cn}->{$tmp_type}}, (defined($tmp_state) && length($tmp_state)>0)?$tmp_state:"";');
1579 } else {
1580 # A branch, no subrelease
1581 push @{$fai_classes->{$tmp_release}->{$tmp_cn}->{$tmp_type}}, (defined($tmp_state) && length($tmp_state)>0)?$tmp_state:"";
1582 }
1583 }
1584 }
1586 # The hash is complete, now we can honor the copy-on-write based missing entries
1587 foreach my $release (keys %$fai_classes) {
1588 # Prepare the classes
1589 my $tmp_classes;
1591 # Get the classes from the branch
1592 foreach my $class (keys %{$fai_classes->{$release}}) {
1593 # Skip subreleases
1594 if($class =~ /^ou=.*$/) {
1595 next;
1596 } else {
1597 $tmp_classes->{$class}= deep_copy($fai_classes->{$release}->{$class});
1598 }
1599 }
1601 # Apply to each subrelease
1602 # TODO infinite deep
1603 if(ref $fai_classes->{$release} eq 'HASH') {
1604 my $i=0;
1605 foreach my $sub_release (keys %{$fai_classes->{$release}}) {
1606 if($sub_release =~ /^ou=.*$/) {
1607 foreach my $class (keys %{$tmp_classes}) {
1608 if(!exists($fai_classes->{$release}->{$sub_release}->{$class})) {
1609 $fai_classes->{$release}->{$sub_release}->{$class} =
1610 deep_copy($tmp_classes->{$class});
1611 } else {
1612 foreach my $type (keys %{$fai_classes->{$release}->{$sub_release}->{$class}}) {
1613 if(!exists($fai_classes->{$release}->{$sub_release}->{$class}->{$type})) {
1614 daemon_log("Type $type doesn't exist in class $class",1);
1615 $fai_classes->{$release}->{$sub_release}->{$class}->{$type} =
1616 deep_copy($tmp_classes->{$class}->{$type});
1617 }
1618 }
1619 }
1620 }
1621 }
1622 }
1623 }
1624 }
1626 $result= $fai_classes;
1627 }
1629 return $result;
1630 }
1632 sub deep_copy {
1633 my $this = shift;
1634 if (not ref $this) {
1635 $this;
1636 } elsif (ref $this eq "ARRAY") {
1637 [map deep_copy($_), @$this];
1638 } elsif (ref $this eq "HASH") {
1639 +{map { $_ => deep_copy($this->{$_}) } keys %$this};
1640 } else { die "what type is $_?" }
1641 }
1643 sub create_packages_list_db {
1644 my ($sources_file) = $_[ARG0] ;
1645 my $line;
1647 open(CONFIG, "<$sources_file") or do {
1648 daemon_log( "ERROR: Failed to open '$sources_file', creating packages.db stopped", 1);
1649 return;
1650 };
1652 # Read lines
1653 while ($line = <CONFIG>){
1654 # Unify
1655 chop($line);
1656 $line =~ s/^\s+//;
1657 $line =~ s/^\s+/ /;
1659 # Strip comments
1660 $line =~ s/#.*$//g;
1662 # Skip empty lines
1663 if ($line =~ /^\s*$/){
1664 next;
1665 }
1667 # Interpret deb line
1668 if ($line =~ /^deb [^\s]+\s[^\s]+\s[^\s]+/){
1669 my( $baseurl, $dist, $sections ) = ($line =~ /^deb\s([^\s]+)\s+([^\s]+)\s+(.*)$/);
1670 my $section;
1671 foreach $section (split(' ', $sections)){
1672 &parse_package_info( $baseurl, $dist, $section );
1673 }
1674 }
1675 }
1677 close (CONFIG);
1680 return;
1681 }
1682 sub parse_package_info {
1683 my ($baseurl, $dist, $section)= @_;
1684 my ($package);
1686 my ($path) = ($baseurl =~ m%://[^/]*(.*)$%);
1688 foreach $package ("Packages.gz"){
1689 print "getting $baseurl , $dist , $section... \n";
1690 get_package( "$baseurl/dists/$dist/$section/binary-$arch/$package", "$outdir/$dist/$section" );
1691 print "done\n";
1692 print "parsing packages... \n";
1693 parse_package( "$outdir/$dist/$section", $dist, $path );
1694 print "done\n";
1695 last;
1696 }
1697 }
1698 sub get_package {
1699 my ($url, $dest)= @_;
1701 my $tpath = dirname($dest);
1702 -d "$tpath" || mkpath "$tpath";
1704 # This is ugly, but I've no time to take a look at "how it works in perl"
1705 if( system("wget '$url' -O '$dest' 2>/dev/null") ) {
1706 system("gzip -cd '$dest' > '$dest.in'");
1707 system("rm -f '$dest'");
1708 }
1710 return 0;
1711 }
1712 sub parse_package {
1713 my ($path, $dist, $srv_path )= @_;
1714 my ($package, $version, $section, $description);
1715 my @sql_list;
1717 open(PACKAGES, "<$path.in") or return;
1719 # Read lines
1720 while (my $line = <PACKAGES>){
1721 # Unify
1722 chop($line);
1724 # Use empty lines as a trigger
1725 if ($line =~ /^\s*$/){
1726 my $sql = "INSERT INTO packages_list VALUES ('$dist', '$package', '$version', '$section', 'xxx', 'none', '0')";
1727 push(@sql_list, $sql);
1728 $package = "none";
1729 $version = "none";
1730 $section = "none";
1731 $description = "none";
1732 next;
1733 }
1735 # Trigger for package name
1736 if ($line =~ /^Package:\s/){
1737 ($package)= ($line =~ /^Package: (.*)$/);
1738 next;
1739 }
1741 # Trigger for version
1742 if ($line =~ /^Version:\s/){
1743 ($version)= ($line =~ /^Version: (.*)$/);
1744 next;
1745 }
1747 # Trigger for description
1748 if ($line =~ /^Description:\s/){
1749 ($description)= ($line =~ /^Description: (.*)$/);
1750 next;
1751 }
1753 # Trigger for section
1754 if ($line =~ /^Section:\s/){
1755 ($section)= ($line =~ /^Section: (.*)$/);
1756 next;
1757 }
1759 }
1761 close( PACKAGES );
1762 unlink( "$path.in" );
1764 $packages_list_db->exec_statementlist(\@sql_list);
1765 }
1767 #
1768 #sub store_fileinfo {
1769 # my( $package, $file, $dist, $path, $vers ) = @_;
1770 #
1771 # my %fileinfo = (
1772 # 'package' => $package,
1773 # 'dist' => $dist,
1774 # 'version' => $vers
1775 # );
1776 #
1777 # $repo_files{ "${srvdir}${path}/$file" } = \%fileinfo;
1778 #}
1780 sub next_task {
1781 my ($heap) = $_[HEAP];
1783 if( keys(%{$heap->{task}}) < $max_clients ) {
1785 }
1787 #$heap->{task}->{$task->ID} = $task;
1788 }
1790 sub task_result {
1792 }
1794 #==== MAIN = main ==============================================================
1795 # parse commandline options
1796 Getopt::Long::Configure( "bundling" );
1797 GetOptions("h|help" => \&usage,
1798 "c|config=s" => \$cfg_file,
1799 "f|foreground" => \$foreground,
1800 "v|verbose+" => \$verbose,
1801 "no-bus+" => \$no_bus,
1802 "no-arp+" => \$no_arp,
1803 );
1805 # read and set config parameters
1806 &check_cmdline_param ;
1807 &read_configfile;
1808 &check_pid;
1810 $SIG{CHLD} = 'IGNORE';
1812 # forward error messages to logfile
1813 if( ! $foreground ) {
1814 open( STDIN, '+>/dev/null' );
1815 open( STDOUT, '+>&STDIN' );
1816 open( STDERR, '+>&STDIN' );
1817 }
1819 # Just fork, if we are not in foreground mode
1820 if( ! $foreground ) {
1821 chdir '/' or die "Can't chdir to /: $!";
1822 $pid = fork;
1823 setsid or die "Can't start a new session: $!";
1824 umask 0;
1825 } else {
1826 $pid = $$;
1827 }
1829 # Do something useful - put our PID into the pid_file
1830 if( 0 != $pid ) {
1831 open( LOCK_FILE, ">$pid_file" );
1832 print LOCK_FILE "$pid\n";
1833 close( LOCK_FILE );
1834 if( !$foreground ) {
1835 exit( 0 )
1836 };
1837 }
1839 daemon_log(" ", 1);
1840 daemon_log("$0 started!", 1);
1842 if ($no_bus > 0) {
1843 $bus_activ = "false"
1844 }
1848 # delete old DBsqlite lock files
1849 #unlink('/tmp/gosa_si_lock*');
1851 # connect to gosa-si job queue
1852 $job_db = GOSA::DBsqlite->new($job_queue_file_name);
1853 $job_db->create_table($job_queue_tn, \@job_queue_col_names);
1855 # connect to known_clients_db
1856 $known_clients_db = GOSA::DBsqlite->new($known_clients_file_name);
1857 $known_clients_db->create_table($known_clients_tn, \@known_clients_col_names);
1859 # connect to known_server_db
1860 $known_server_db = GOSA::DBsqlite->new($known_server_file_name);
1861 $known_server_db->create_table($known_server_tn, \@known_server_col_names);
1863 # connect to login_usr_db
1864 $login_users_db = GOSA::DBsqlite->new($login_users_file_name);
1865 $login_users_db->create_table($login_users_tn, \@login_users_col_names);
1867 # connect to fai_server_db and fai_release_db
1868 $fai_server_db = GOSA::DBsqlite->new($fai_server_file_name);
1869 $fai_server_db->create_table($fai_server_tn, \@fai_server_col_names);
1870 $fai_server_db->create_table($fai_release_tn, \@fai_release_col_names);
1872 # connect to packages_list_db
1873 unlink($packages_list_file_name);
1874 $packages_list_db = GOSA::DBsqlite->new($packages_list_file_name);
1875 $packages_list_db->create_table($packages_list_tn, \@packages_list_col_names);
1877 # connect to messaging_db
1878 $messaging_db = GOSA::DBsqlite->new($messaging_file_name);
1879 $messaging_db->create_table($messaging_tn, \@messaging_col_names);
1882 # create xml object used for en/decrypting
1883 $xml = new XML::Simple();
1885 # create socket for incoming xml messages
1886 POE::Component::Server::TCP->new(
1887 Port => $server_port,
1888 ClientInput => \&client_input,
1889 );
1890 daemon_log("start socket for incoming xml messages at port '$server_port' ", 1);
1892 # create session for repeatedly checking the job queue for jobs
1893 POE::Session->create(
1894 inline_states => {
1895 _start => \&_start,
1896 next_task => \&next_task,
1897 task_result => \&task_result,
1898 watch_for_new_jobs => \&watch_for_new_jobs,
1899 watch_for_done_jobs => \&watch_for_done_jobs,
1900 create_packages_list_db => \&create_packages_list_db,
1901 create_fai_server_db => \&create_fai_server_db,
1902 create_fai_release_db => \&create_fai_release_db,
1903 }
1904 );
1907 # import all modules
1908 &import_modules;
1910 # check wether all modules are gosa-si valid passwd check
1912 POE::Kernel->run();
1913 exit;