1 package server_server_com;
2 use Exporter;
3 @ISA = qw(Exporter);
4 my @events = (
5 'new_server',
6 'confirm_new_server',
7 'new_foreign_client',
8 );
9 @EXPORT = @events;
11 use strict;
12 use warnings;
13 use Data::Dumper;
14 use GOSA::GosaSupportDaemon;
17 BEGIN {}
19 END {}
21 ### Start ######################################################################
23 sub get_events {
24 return \@events;
25 }
28 sub new_server {
29 my ($msg, $msg_hash, $session_id) = @_ ;
30 my $header = @{$msg_hash->{'header'}}[0];
31 my $source = @{$msg_hash->{'source'}}[0];
32 my $target = @{$msg_hash->{'target'}}[0];
33 my $key = @{$msg_hash->{'key'}}[0];
34 my @clients = exists $msg_hash->{'client'} ? @{$msg_hash->{'client'}} : qw();
36 # sanity check
37 if (ref $key eq 'HASH') {
38 &main::daemon_log("$session_id ERROR: 'new_server'-message from host '$source' contains no key!", 1);
39 return;
40 }
42 # add foreign server to known_server_db
43 my $func_dic = {table=>$main::known_server_tn,
44 primkey=>['hostname'],
45 hostname => $source,
46 status => "new_server",
47 hostkey => $key,
48 timestamp=>&get_time(),
49 };
50 my $res = $main::known_server_db->add_dbentry($func_dic);
51 if (not $res == 0) {
52 &main::daemon_log("$session_id ERROR: server_server_com.pm: cannot add server to known_server_db: $res", 1);
53 } else {
54 &main::daemon_log("$session_id INFO: server_server_com.pm: server '$source' successfully added to known_server_db", 5);
55 }
57 # delete all entries at foreign_clients_db coresponding to this server
58 my $del_sql = "DELETE FROM $main::foreign_clients_tn WHERE regserver='$source' ";
59 my $del_res = $main::foreign_clients_db->exec_statement($del_sql);
61 # add clients of foreign server to known_foreign_clients_db
62 my @sql_list;
63 foreach my $client (@clients) {
64 my @client_details = split(/,/, $client);
66 # workaround to avoid double entries in foreign_clients_db
67 my $del_sql = "DELETE FROM $main::foreign_clients_tn WHERE hostname='".$client_details[0]."'";
68 push(@sql_list, $del_sql);
70 my $sql = "INSERT INTO $main::foreign_clients_tn VALUES ("
71 ."'".$client_details[0]."'," # hostname
72 ."'".$client_details[1]."'," # macaddress
73 ."'".$source."'," # regserver
74 ."'".&get_time()."')"; # timestamp
75 push(@sql_list, $sql);
76 }
77 if (@sql_list) {
78 my $len = @sql_list;
79 $len /= 2;
80 &main::daemon_log("$session_id DEBUG: Inserting ".$len." entries to foreign_clients_db", 8);
81 my $res = $main::foreign_clients_db->exec_statementlist(\@sql_list);
82 }
84 # fetch all registered clients
87 # build confirm_new_server message
88 my %data = ( key=>$key );
89 my $out_msg = &build_msg('confirm_new_server', $main::server_address, $source, \%data);
90 my $error = &main::send_msg_to_target($out_msg, $source, $main::ServerPackages_key, 'confirm_new_server', $session_id);
92 return;
93 }
96 sub confirm_new_server {
97 my ($msg, $msg_hash, $session_id) = @_ ;
98 my $header = @{$msg_hash->{'header'}}[0];
99 my $source = @{$msg_hash->{'source'}}[0];
100 my $key = @{$msg_hash->{'key'}}[0];
102 my $sql = "UPDATE $main::known_server_tn SET status='$header', hostkey='$key' WHERE hostname='$source'";
103 my $res = $main::known_server_db->update_dbentry($sql);
105 return;
106 }
109 sub new_foreign_client {
110 my ($msg, $msg_hash, $session_id) = @_ ;
111 my $header = @{$msg_hash->{'header'}}[0];
112 my $source = @{$msg_hash->{'source'}}[0];
113 my $hostname = @{$msg_hash->{'client'}}[0];
114 my $macaddress = @{$msg_hash->{'macaddress'}}[0];
116 my $func_dic = { table => $main::foreign_clients_tn,
117 primkey => ['hostname'],
118 hostname => $hostname,
119 macaddress => $macaddress,
120 regserver => $source,
121 timestamp => &get_time(),
122 };
123 my $res = $main::foreign_clients_db->add_dbentry($func_dic);
124 if (not $res == 0) {
125 &main::daemon_log("$session_id ERROR: server_server_com.pm: cannot add server to foreign_clients_db: $res", 1);
126 } else {
127 &main::daemon_log("$session_id INFO: server_server_com.pm: client '$hostname' successfully added to foreign_clients_db", 5);
128 }
130 return;
131 }
134 1;