1 package GOSA::GosaSupportDaemon;
3 use Exporter;
4 @ISA = qw(Exporter);
5 my @functions = (
6 "create_passwd",
7 "create_xml_hash",
8 "createXmlHash",
9 "myXmlHashToString",
10 "get_content_from_xml_hash",
11 "add_content2xml_hash",
12 "create_xml_string",
13 "transform_msg2hash",
14 "get_time",
15 "get_utc_time",
16 "build_msg",
17 "db_res2xml",
18 "db_res2si_msg",
19 "get_where_statement",
20 "get_select_statement",
21 "get_update_statement",
22 "get_limit_statement",
23 "get_orderby_statement",
24 "get_dns_domains",
25 "get_server_addresses",
26 "get_logged_in_users",
27 "import_events",
28 "del_doubles",
29 "get_ip",
30 "get_interface_for_ip",
31 "get_interfaces",
32 "get_mac_for_interface",
33 "get_local_ip_for_remote_ip",
34 "is_local",
35 "run_as",
36 "inform_all_other_si_server",
37 "read_configfile",
38 "check_opsi_res",
39 "calc_timestamp",
40 "opsi_callobj2string",
41 );
42 @EXPORT = @functions;
43 use strict;
44 use warnings;
45 use IO::Socket::INET;
46 use Crypt::Rijndael;
47 use Digest::MD5 qw(md5 md5_hex md5_base64);
48 use MIME::Base64;
49 use XML::Quote qw(:all);
50 use XML::Simple;
51 use Data::Dumper;
52 use Net::DNS;
53 use Net::ARP;
54 use DateTime;
56 my $op_hash = {
57 'eq' => '=',
58 'ne' => '!=',
59 'ge' => '>=',
60 'gt' => '>',
61 'le' => '<=',
62 'lt' => '<',
63 'like' => ' LIKE ',
64 };
67 BEGIN {}
69 END {}
71 ### Start ######################################################################
73 our $xml = new XML::Simple();
75 sub daemon_log {
76 my ($msg, $level) = @_ ;
77 &main::daemon_log($msg, $level);
78 return;
79 }
82 sub create_passwd {
83 my $new_passwd = "";
84 for(my $i=0; $i<31; $i++) {
85 $new_passwd .= ("a".."z","A".."Z",0..9)[int(rand(62))]
86 }
88 return $new_passwd;
89 }
92 sub del_doubles {
93 my %all;
94 $all{$_}=0 for @_;
95 return (keys %all);
96 }
99 #=== FUNCTION ================================================================
100 # NAME: create_xml_hash
101 # PARAMETERS: header - string - message header (required)
102 # source - string - where the message come from (required)
103 # target - string - where the message should go to (required)
104 # [header_value] - string - something usefull (optional)
105 # RETURNS: hash - hash - nomen est omen
106 # DESCRIPTION: creates a key-value hash, all values are stored in a array
107 #===============================================================================
108 sub create_xml_hash {
109 my ($header, $source, $target, $header_value) = @_;
110 my $hash = {
111 header => [$header],
112 source => [$source],
113 target => [$target],
114 $header => [$header_value],
115 };
116 return $hash
117 }
119 sub createXmlHash {
120 my ($header, $source, $target) = @_;
121 return { header=>$header, source=>$source, target=>$target};
122 }
124 sub _transformHashToString {
125 my ($hash) = @_;
126 my $s = "";
128 while (my ($tag, $content) = each(%$hash)) {
130 if (ref $content eq "HASH") {
131 $s .= "<$tag>".&_transformHashToString($content)."</$tag>";
132 } elsif ( ref $content eq "ARRAY") {
133 $s .= &_transformArrayToString($tag, $content);
134 } else {
135 $content = defined $content ? $content : "";
136 $s .= "<$tag>".&xml_quote($content)."</$tag>";
137 }
138 }
139 return $s;
140 }
142 sub _transformArrayToString {
143 my ($tag, $contentArray) = @_;
144 my $s = "";
145 foreach my $content (@$contentArray) {
146 if (ref $content eq "HASH") {
147 $s .= "<$tag>".&_transformHashToString($content)."</$tag>";
148 } else {
149 $content = defined $content ? $content : "";
150 $s .= "<$tag>".&xml_quote($content)."</$tag>";
151 }
152 }
153 return $s;
154 }
157 #=== FUNCTION ================================================================
158 # NAME: myXmlHashToString
159 # PARAMETERS: xml_hash - hash - hash from function createXmlHash
160 # RETURNS: xml_string - string - xml string representation of the hash
161 # DESCRIPTION: Transforms the given hash to a xml wellformed string. I.e.:
162 # {
163 # 'header' => 'a'
164 # 'source' => 'c',
165 # 'target' => 'b',
166 # 'hit' => [ '1',
167 # '2',
168 # {
169 # 'hit31' => 'ABC',
170 # 'hit32' => 'XYZ'
171 # }
172 # ],
173 # 'res0' => {
174 # 'res1' => {
175 # 'res2' => 'result'
176 # }
177 # },
178 # };
179 #
180 # will be transformed to
181 # <xml>
182 # <header>a</header>
183 # <source>c</source>
184 # <target>b</target>
185 # <hit>1</hit>
186 # <hit>2</hit>
187 # <hit>
188 # <hit31>ABC</hit31>
189 # <hit32>XYZ</hit32>
190 # </hit>
191 # <res0>
192 # <res1>
193 # <res2>result</res2>
194 # </res1>
195 # </res0>
196 # </xml>
197 #
198 #===============================================================================
199 sub myXmlHashToString {
200 my ($hash) = @_;
201 return "<xml>".&_transformHashToString($hash)."</xml>";
202 }
205 #=== FUNCTION ================================================================
206 # NAME: create_xml_string
207 # PARAMETERS: xml_hash - hash - hash from function create_xml_hash
208 # RETURNS: xml_string - string - xml string representation of the hash
209 # DESCRIPTION: transform the hash to a string using XML::Simple module
210 #===============================================================================
211 sub create_xml_string {
212 my ($xml_hash) = @_ ;
213 my $xml_string = $xml->XMLout($xml_hash, RootName => 'xml');
214 #$xml_string =~ s/[\n]+//g;
215 #daemon_log("create_xml_string:",7);
216 #daemon_log("$xml_string\n", 7);
217 return $xml_string;
218 }
221 sub transform_msg2hash {
222 my ($msg) = @_ ;
223 my $hash = $xml->XMLin($msg, ForceArray=>1);
225 # xml tags without a content are created as an empty hash
226 # substitute it with an empty list
227 eval {
228 while( my ($xml_tag, $xml_content) = each %{ $hash } ) {
229 if( 1 == @{ $xml_content } ) {
230 # there is only one element in xml_content list ...
231 my $element = @{ $xml_content }[0];
232 if( ref($element) eq "HASH" ) {
233 # and this element is an hash ...
234 my $len_element = keys %{ $element };
235 if( $len_element == 0 ) {
236 # and this hash is empty, then substitute the xml_content
237 # with an empty string in list
238 $hash->{$xml_tag} = [ "none" ];
239 }
240 }
241 }
242 }
243 };
244 if( $@ ) {
245 $hash = undef;
246 }
248 return $hash;
249 }
252 #=== FUNCTION ================================================================
253 # NAME: add_content2xml_hash
254 # PARAMETERS: xml_ref - ref - reference to a hash from function create_xml_hash
255 # element - string - key for the hash
256 # content - string - value for the hash
257 # RETURNS: nothing
258 # DESCRIPTION: add key-value pair to xml_ref, if key alread exists,
259 # then append value to list
260 #===============================================================================
261 sub add_content2xml_hash {
262 my ($xml_ref, $element, $content) = @_;
263 if(not exists $$xml_ref{$element} ) {
264 $$xml_ref{$element} = [];
265 }
266 my $tmp = $$xml_ref{$element};
267 push(@$tmp, $content);
268 return;
269 }
272 sub get_time {
273 my ($seconds, $minutes, $hours, $monthday, $month,
274 $year, $weekday, $yearday, $sommertime) = localtime;
275 $hours = $hours < 10 ? $hours = "0".$hours : $hours;
276 $minutes = $minutes < 10 ? $minutes = "0".$minutes : $minutes;
277 $seconds = $seconds < 10 ? $seconds = "0".$seconds : $seconds;
278 $month+=1;
279 $month = $month < 10 ? $month = "0".$month : $month;
280 $monthday = $monthday < 10 ? $monthday = "0".$monthday : $monthday;
281 $year+=1900;
282 return "$year$month$monthday$hours$minutes$seconds";
283 }
286 sub get_utc_time {
287 my $utc_time = qx(date --utc +%Y%m%d%H%M%S);
288 $utc_time =~ s/\s$//;
289 return $utc_time;
290 }
293 #=== FUNCTION ================================================================
294 # NAME: build_msg
295 # DESCRIPTION: Send a message to a destination
296 # PARAMETERS: [header] Name of the header
297 # [from] sender ip
298 # [to] recipient ip
299 # [data] Hash containing additional attributes for the xml
300 # package
301 # RETURNS: nothing
302 #===============================================================================
303 sub build_msg ($$$$) {
304 my ($header, $from, $to, $data) = @_;
306 # data is of form, i.e.
307 # %data= ('ip' => $address, 'mac' => $mac);
309 my $out_hash = &create_xml_hash($header, $from, $to);
311 while ( my ($key, $value) = each(%$data) ) {
312 if(ref($value) eq 'ARRAY'){
313 map(&add_content2xml_hash($out_hash, $key, $_), @$value);
314 } else {
315 &add_content2xml_hash($out_hash, $key, $value);
316 }
317 }
318 my $out_msg = &create_xml_string($out_hash);
319 return $out_msg;
320 }
323 sub db_res2xml {
324 my ($db_res) = @_ ;
325 my $xml = "";
327 my $len_db_res= keys %{$db_res};
328 for( my $i= 1; $i<= $len_db_res; $i++ ) {
329 $xml .= "\n<answer$i>";
330 my $hash= $db_res->{$i};
331 while ( my ($column_name, $column_value) = each %{$hash} ) {
332 $xml .= "<$column_name>";
333 my $xml_content;
334 if( $column_name eq "xmlmessage" ) {
335 $xml_content = &encode_base64($column_value);
336 } else {
337 $xml_content = defined $column_value ? $column_value : "";
338 }
339 $xml .= $xml_content;
340 $xml .= "</$column_name>";
341 }
342 $xml .= "</answer$i>";
344 }
346 return $xml;
347 }
350 sub db_res2si_msg {
351 my ($db_res, $header, $target, $source) = @_;
353 my $si_msg = "<xml>";
354 $si_msg .= "<header>$header</header>";
355 $si_msg .= "<source>$source</source>";
356 $si_msg .= "<target>$target</target>";
357 $si_msg .= &db_res2xml;
358 $si_msg .= "</xml>";
359 }
362 sub get_where_statement {
363 my ($msg, $msg_hash) = @_;
364 my $error= 0;
366 my $clause_str= "";
367 if( (not exists $msg_hash->{'where'}) || (not exists @{$msg_hash->{'where'}}[0]->{'clause'}) ) {
368 $error++;
369 }
371 if( $error == 0 ) {
372 my @clause_l;
373 my @where = @{@{$msg_hash->{'where'}}[0]->{'clause'}};
374 foreach my $clause (@where) {
375 my $connector = $clause->{'connector'}[0];
376 if( not defined $connector ) { $connector = "AND"; }
377 $connector = uc($connector);
378 delete($clause->{'connector'});
380 my @phrase_l ;
381 foreach my $phrase (@{$clause->{'phrase'}}) {
382 my $operator = "=";
383 if( exists $phrase->{'operator'} ) {
384 my $op = $op_hash->{$phrase->{'operator'}[0]};
385 if( not defined $op ) {
386 &main::daemon_log("ERROR: Can not translate operator '$operator' in where-".
387 "statement to sql valid syntax. Please use 'eq', ".
388 "'ne', 'ge', 'gt', 'le', 'lt' in xml message\n", 1);
389 &main::daemon_log($msg, 8);
390 $op = "=";
391 }
392 $operator = $op;
393 delete($phrase->{'operator'});
394 }
396 my @xml_tags = keys %{$phrase};
397 my $tag = $xml_tags[0];
398 my $val = $phrase->{$tag}[0];
399 if( ref($val) eq "HASH" ) { next; } # empty xml-tags should not appear in where statement
401 # integer columns do not have to have single quotes besides the value
402 if ($tag eq "id") {
403 push(@phrase_l, "$tag$operator$val");
404 } else {
405 push(@phrase_l, "$tag$operator'$val'");
406 }
407 }
409 if (not 0 == @phrase_l) {
410 my $clause_str .= join(" $connector ", @phrase_l);
411 push(@clause_l, "($clause_str)");
412 }
413 }
415 if( not 0 == @clause_l ) {
416 $clause_str = join(" AND ", @clause_l);
417 $clause_str = "WHERE ($clause_str) ";
418 }
419 }
421 return $clause_str;
422 }
424 sub get_select_statement {
425 my ($msg, $msg_hash)= @_;
426 my $select = "*";
427 if( exists $msg_hash->{'select'} ) {
428 my $select_l = \@{$msg_hash->{'select'}};
429 $select = join(', ', @{$select_l});
430 }
431 return $select;
432 }
435 sub get_update_statement {
436 my ($msg, $msg_hash) = @_;
437 my $error= 0;
438 my $update_str= "";
439 my @update_l;
441 if( not exists $msg_hash->{'update'} ) { $error++; };
443 if( $error == 0 ) {
444 my $update= @{$msg_hash->{'update'}}[0];
445 while( my ($tag, $val) = each %{$update} ) {
446 my $val= @{$update->{$tag}}[0];
447 push(@update_l, "$tag='$val'");
448 }
449 if( 0 == @update_l ) { $error++; };
450 }
452 if( $error == 0 ) {
453 $update_str= join(', ', @update_l);
454 $update_str= "SET $update_str ";
455 }
457 return $update_str;
458 }
460 sub get_limit_statement {
461 my ($msg, $msg_hash)= @_;
462 my $error= 0;
463 my $limit_str = "";
464 my ($from, $to);
466 if( not exists $msg_hash->{'limit'} ) { $error++; };
468 if( $error == 0 ) {
469 eval {
470 my $limit= @{$msg_hash->{'limit'}}[0];
471 $from= @{$limit->{'from'}}[0];
472 $to= @{$limit->{'to'}}[0];
473 };
474 if( $@ ) {
475 $error++;
476 }
477 }
479 if( $error == 0 ) {
480 $limit_str= "LIMIT $from, $to";
481 }
483 return $limit_str;
484 }
486 sub get_orderby_statement {
487 my ($msg, $msg_hash)= @_;
488 my $error= 0;
489 my $order_str= "";
490 my $order;
492 if( not exists $msg_hash->{'orderby'} ) { $error++; };
494 if( $error == 0) {
495 eval {
496 $order= @{$msg_hash->{'orderby'}}[0];
497 };
498 if( $@ ) {
499 $error++;
500 }
501 }
503 if( $error == 0 ) {
504 $order_str= "ORDER BY $order";
505 }
507 return $order_str;
508 }
510 sub get_dns_domains() {
511 my $line;
512 my @searches;
513 open(RESOLV, "</etc/resolv.conf") or return @searches;
514 while(<RESOLV>){
515 $line= $_;
516 chomp $line;
517 $line =~ s/^\s+//;
518 $line =~ s/\s+$//;
519 $line =~ s/\s+/ /;
520 if ($line =~ /^domain (.*)$/ ){
521 push(@searches, $1);
522 } elsif ($line =~ /^search (.*)$/ ){
523 push(@searches, split(/ /, $1));
524 }
525 }
526 close(RESOLV);
528 my %tmp = map { $_ => 1 } @searches;
529 @searches = sort keys %tmp;
531 return @searches;
532 }
535 sub get_server_addresses {
536 my $domain= shift;
537 my @result;
538 my $error_string;
540 my $error = 0;
541 my $res = Net::DNS::Resolver->new;
542 my $query = $res->send("_gosa-si._tcp.".$domain, "SRV");
543 my @hits;
545 if ($query) {
546 foreach my $rr ($query->answer) {
547 push(@hits, $rr->target.":".$rr->port);
548 }
549 }
550 else {
551 $error_string = "determination of '_gosa-si._tcp' server in domain '$domain' failed: ".$res->errorstring;
552 $error++;
553 }
555 if( $error == 0 ) {
556 foreach my $hit (@hits) {
557 my ($hit_name, $hit_port) = split(/:/, $hit);
558 chomp($hit_name);
559 chomp($hit_port);
561 my $address_query = $res->send($hit_name);
562 if( 1 == length($address_query->answer) ) {
563 foreach my $rr ($address_query->answer) {
564 push(@result, $rr->address.":".$hit_port);
565 }
566 }
567 }
568 }
570 return \@result, $error_string;
571 }
574 sub get_logged_in_users {
575 my $result = qx(/usr/bin/w -hs);
576 my @res_lines;
578 if( defined $result ) {
579 chomp($result);
580 @res_lines = split("\n", $result);
581 }
583 my @logged_in_user_list;
584 foreach my $line (@res_lines) {
585 chomp($line);
586 my @line_parts = split(/\s+/, $line);
587 push(@logged_in_user_list, $line_parts[0]);
588 }
590 return @logged_in_user_list;
592 }
595 sub import_events {
596 my ($event_dir) = @_;
597 my $event_hash;
598 my $error = 0;
599 my @result = ();
600 if (not -e $event_dir) {
601 $error++;
602 push(@result, "cannot find directory or directory is not readable: $event_dir");
603 }
605 my $DIR;
606 if ($error == 0) {
607 opendir ($DIR, $event_dir) or do {
608 $error++;
609 push(@result, "cannot open directory '$event_dir' for reading: $!\n");
610 }
611 }
613 if ($error == 0) {
614 while (defined (my $event = readdir ($DIR))) {
615 if( $event eq "." || $event eq ".." || ($event =~ /^\.pm$/)) { next; }
617 # Check config file to exclude disabled event plugins (i.e. Opsi)
618 if ($event eq "opsi_com.pm" && $main::opsi_enabled ne "true") {
619 &main::daemon_log("0 WARNING: opsi-module is installed but not enabled in config file, please set under section '[OPSI]': 'enabled=true'", 3);
620 next;
621 }
623 # try to import event module
624 eval{ require $event; };
625 if( $@ ) {
626 $error++;
627 #push(@result, "import of event module '$event' failed: $@");
628 #next;
630 &main::daemon_log("ERROR: Import of event module '$event' failed: $@",1);
631 exit(1);
632 }
634 # fetch all single events
635 $event =~ /(\S*?).pm$/;
636 my $event_module = $1;
637 my $events_l = eval( $1."::get_events()") ;
638 foreach my $event_name (@{$events_l}) {
639 $event_hash->{$event_module}->{$event_name} = "";
640 }
641 my $events_string = join( ", ", @{$events_l});
642 push(@result, "import of event module '$event' succeed: $events_string");
643 }
645 close $DIR;
646 }
648 return ($error, \@result, $event_hash);
650 }
653 #=== FUNCTION ================================================================
654 # NAME: get_ip
655 # PARAMETERS: interface name (i.e. eth0)
656 # RETURNS: (ip address)
657 # DESCRIPTION: Uses ioctl to get ip address directly from system.
658 #===============================================================================
659 sub get_ip {
660 my $ifreq= shift;
661 my $result= "";
662 my $SIOCGIFADDR= 0x8915; # man 2 ioctl_list
663 my $proto= getprotobyname('ip');
665 socket SOCKET, PF_INET, SOCK_DGRAM, $proto
666 or die "socket: $!";
668 if(ioctl SOCKET, $SIOCGIFADDR, $ifreq) {
669 my ($if, $sin) = unpack 'a16 a16', $ifreq;
670 my ($port, $addr) = sockaddr_in $sin;
671 my $ip = inet_ntoa $addr;
673 if ($ip && length($ip) > 0) {
674 $result = $ip;
675 }
676 }
678 return $result;
679 }
682 #=== FUNCTION ================================================================
683 # NAME: get_interface_for_ip
684 # PARAMETERS: ip address (i.e. 192.168.0.1)
685 # RETURNS: array: list of interfaces if ip=0.0.0.0, matching interface if found, undef else
686 # DESCRIPTION: Uses proc fs (/proc/net/dev) to get list of interfaces.
687 #===============================================================================
688 sub get_interface_for_ip {
689 my $result;
690 my $ip= shift;
692 if($ip =~ /^[a-z]/i) {
693 my $ip_address = inet_ntoa(scalar gethostbyname($ip));
694 if(defined($ip_address) && $ip_address =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/) {
695 # Write ip address to $source variable
696 $ip = $ip_address;
697 }
698 }
700 if ($ip && length($ip) > 0) {
701 my @ifs= &get_interfaces();
702 if($ip eq "0.0.0.0") {
703 $result = "all";
704 } else {
705 foreach (@ifs) {
706 my $if=$_;
707 if(&get_ip($if) eq $ip) {
708 $result = $if;
709 }
710 }
711 }
712 }
713 return $result;
714 }
716 #=== FUNCTION ================================================================
717 # NAME: get_interfaces
718 # PARAMETERS: none
719 # RETURNS: (list of interfaces)
720 # DESCRIPTION: Uses proc fs (/proc/net/dev) to get list of interfaces.
721 #===============================================================================
722 sub get_interfaces {
723 my @result;
724 my $PROC_NET_DEV= ('/proc/net/dev');
726 open(PROC_NET_DEV, "<$PROC_NET_DEV")
727 or die "Could not open $PROC_NET_DEV";
729 my @ifs = <PROC_NET_DEV>;
731 close(PROC_NET_DEV);
733 # Eat first two line
734 shift @ifs;
735 shift @ifs;
737 chomp @ifs;
738 foreach my $line(@ifs) {
739 my $if= (split /:/, $line)[0];
740 $if =~ s/^\s+//;
741 push @result, $if;
742 }
744 return @result;
745 }
747 sub get_local_ip_for_remote_ip {
748 my $remote_ip= shift;
749 my $result="0.0.0.0";
751 if($remote_ip =~ /^(\d\d?\d?\.){3}\d\d?\d?$/) {
752 my $PROC_NET_ROUTE= ('/proc/net/route');
754 open(PROC_NET_ROUTE, "<$PROC_NET_ROUTE")
755 or die "Could not open $PROC_NET_ROUTE";
757 my @ifs = <PROC_NET_ROUTE>;
759 close(PROC_NET_ROUTE);
761 # Eat header line
762 shift @ifs;
763 chomp @ifs;
764 my $iffallback = '';
766 # linux-vserver might have * as Iface due to hidden interfaces, set a default
767 foreach my $line(@ifs) {
768 my ($Iface,$Destination,$Gateway,$Flags,$RefCnt,$Use,$Metric,$Mask,$MTU,$Window,$IRTT)=split(/\s/, $line);
769 if ($Iface =~ m/^[^\*]+$/) {
770 $iffallback = $Iface;
771 }
772 }
774 foreach my $line(@ifs) {
775 my ($Iface,$Destination,$Gateway,$Flags,$RefCnt,$Use,$Metric,$Mask,$MTU,$Window,$IRTT)=split(/\s/, $line);
776 my $destination;
777 my $mask;
778 my ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Destination);
779 if ($Iface =~ m/^[^\*]+$/) {
780 $iffallback = $Iface;
781 }
782 $destination= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d));
783 ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Mask);
784 $mask= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d));
785 if(new NetAddr::IP($remote_ip)->within(new NetAddr::IP($destination, $mask))) {
786 # destination matches route, save mac and exit
787 #$result= &get_ip($Iface);
789 if ($Iface =~ m/^\*$/ ) {
790 $result= &get_ip($iffallback);
791 } else {
792 $result= &get_ip($Iface);
793 }
794 last;
795 }
796 }
797 }
799 return $result;
800 }
803 sub get_mac_for_interface {
804 my $ifreq= shift;
805 my $result;
806 if ($ifreq && length($ifreq) > 0) {
807 if($ifreq eq "all") {
808 $result = "00:00:00:00:00:00";
809 } else {
810 $result = Net::ARP::get_mac($ifreq);
811 }
812 }
813 return $result;
814 }
817 #=== FUNCTION ================================================================
818 # NAME: is_local
819 # PARAMETERS: Server Address
820 # RETURNS: true if Server Address is on this host, false otherwise
821 # DESCRIPTION: Checks all interface addresses, stops on first match
822 #===============================================================================
823 sub is_local {
824 my $server_address = shift || "";
825 my $result = 0;
827 my $server_ip = $1 if $server_address =~ /^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}):\d{1,6}$/;
829 if(defined($server_ip) && length($server_ip) > 0) {
830 foreach my $interface(&get_interfaces()) {
831 my $ip_address= &get_ip($interface);
832 if($ip_address eq $server_ip) {
833 $result = 1;
834 last;
835 }
836 }
837 }
839 return $result;
840 }
843 #=== FUNCTION ================================================================
844 # NAME: run_as
845 # PARAMETERS: uid, command
846 # RETURNS: hash with keys 'resultCode' = resultCode of command and
847 # 'output' = program output
848 # DESCRIPTION: Runs command as uid using the sudo utility.
849 #===============================================================================
850 sub run_as {
851 my ($uid, $command) = @_;
852 my $sudo_cmd = `which sudo`;
853 chomp($sudo_cmd);
854 if(! -x $sudo_cmd) {
855 &main::daemon_log("ERROR: The sudo utility is not available! Please fix this!");
856 }
857 my $cmd_line= "$sudo_cmd su - $uid -c '$command'";
858 open(PIPE, "$cmd_line |");
859 my $result = {'command' => $cmd_line};
860 push @{$result->{'output'}}, <PIPE>;
861 close(PIPE);
862 my $exit_value = $? >> 8;
863 $result->{'resultCode'} = $exit_value;
864 return $result;
865 }
868 #=== FUNCTION ================================================================
869 # NAME: inform_other_si_server
870 # PARAMETERS: message
871 # RETURNS: nothing
872 # DESCRIPTION: Sends message to all other SI-server found in known_server_db.
873 #===============================================================================
874 sub inform_all_other_si_server {
875 my ($msg) = @_;
877 # determine all other si-server from known_server_db
878 my $sql_statement= "SELECT * FROM $main::known_server_tn";
879 my $res = $main::known_server_db->select_dbentry( $sql_statement );
881 while( my ($hit_num, $hit) = each %$res ) {
882 my $act_target_address = $hit->{hostname};
883 my $act_target_key = $hit->{hostkey};
885 # determine the source address corresponding to the actual target address
886 my ($act_target_ip, $act_target_port) = split(/:/, $act_target_address);
887 my $act_source_address = &main::get_local_ip_for_remote_ip($act_target_ip).":$act_target_port";
889 # fill into message the correct target and source addresses
890 my $act_msg = $msg;
891 $act_msg =~ s/<target>\w*<\/target>/<target>$act_target_address<\/target>/g;
892 $act_msg =~ s/<source>\w*<\/source>/<source>$act_source_address<\/source>/g;
894 # send message to the target
895 &main::send_msg_to_target($act_msg, $act_target_address, $act_target_key, "foreign_job_updates" , "J");
896 }
898 return;
899 }
902 sub read_configfile {
903 my ($cfg_file, %cfg_defaults) = @_ ;
904 my $cfg;
905 if( defined( $cfg_file) && ( (-s $cfg_file) > 0 )) {
906 if( -r $cfg_file ) {
907 $cfg = Config::IniFiles->new( -file => $cfg_file, -nocase => 1 );
908 } else {
909 print STDERR "Couldn't read config file!";
910 }
911 } else {
912 $cfg = Config::IniFiles->new() ;
913 }
914 foreach my $section (keys %cfg_defaults) {
915 foreach my $param (keys %{$cfg_defaults{ $section }}) {
916 my $pinfo = $cfg_defaults{ $section }{ $param };
917 ${@$pinfo[ 0 ]} = $cfg->val( $section, $param, @$pinfo[ 1 ] );
918 }
919 }
920 }
923 sub check_opsi_res {
924 my $res= shift;
926 if($res) {
927 if ($res->is_error) {
928 my $error_string;
929 if (ref $res->error_message eq "HASH") {
930 # for different versions
931 $error_string = $res->error_message->{'message'};
932 $_ = $res->error_message->{'message'};
933 } else {
934 # for different versions
935 $error_string = $res->error_message;
936 $_ = $res->error_message;
937 }
938 return 1, $error_string;
939 }
940 } else {
941 # for different versions
942 $_ = $main::opsi_client->status_line;
943 return 1, $main::opsi_client->status_line;
944 }
945 return 0;
946 }
948 sub calc_timestamp {
949 my ($timestamp, $operation, $value, $entity) = @_ ;
950 $entity = defined $entity ? $entity : "seconds";
951 my $res_timestamp = 0;
953 $value = int($value);
954 $timestamp = int($timestamp);
955 $timestamp =~ /(\d{4})(\d\d)(\d\d)(\d\d)(\d\d)(\d\d)/;
956 my $dt = DateTime->new( year => $1,
957 month => $2,
958 day => $3,
959 hour => $4,
960 minute => $5,
961 second => $6,
962 );
964 if ($operation eq "plus" || $operation eq "+") {
965 $dt->add($entity => $value);
966 $res_timestamp = $dt->ymd('').$dt->hms('');
967 }
969 if ($operation eq "minus" || $operation eq "-") {
970 $dt->subtract($entity => $value);
971 $res_timestamp = $dt->ymd('').$dt->hms('');
972 }
974 return $res_timestamp;
975 }
977 sub opsi_callobj2string {
978 my ($callobj) = @_;
979 my @callobj_string;
980 while(my ($key, $value) = each(%$callobj)) {
981 my $value_string = "";
982 if (ref($value) eq "ARRAY") {
983 $value_string = join(",", @$value);
984 } else {
985 $value_string = $value;
986 }
987 push(@callobj_string, "$key=$value_string")
988 }
989 return join(", ", @callobj_string);
990 }
992 1;