1 package siTriggered;
2 use Exporter;
3 @ISA = qw(Exporter);
4 my @events = (
5 "got_ping",
6 "detected_hardware",
7 "trigger_wake",
8 "reload_ldap_config",
9 );
10 @EXPORT = @events;
12 use strict;
13 use warnings;
14 use GOSA::GosaSupportDaemon;
15 use Socket;
16 use Net::hostent;
19 BEGIN {}
21 END {}
23 ### Start ######################################################################
25 my $ldap_uri;
26 my $ldap_base;
27 my $ldap_admin_dn;
28 my $ldap_admin_password;
29 my $mesg;
31 my %cfg_defaults = (
32 "server" => {
33 "ldap-uri" => [\$ldap_uri, ""],
34 "ldap-base" => [\$ldap_base, ""],
35 "ldap-admin-dn" => [\$ldap_admin_dn, ""],
36 "ldap-admin-password" => [\$ldap_admin_password, ""],
37 },
38 );
39 &read_configfile($main::cfg_file, %cfg_defaults);
42 sub get_events {
43 return \@events;
44 }
47 sub read_configfile {
48 my ($cfg_file, %cfg_defaults) = @_;
49 my $cfg;
51 if( defined( $cfg_file) && ( length($cfg_file) > 0 )) {
52 if( -r $cfg_file ) {
53 $cfg = Config::IniFiles->new( -file => $cfg_file );
54 } else {
55 &main::daemon_log("ERROR: siTriggered.pm couldn't read config file!", 1);
56 }
57 } else {
58 $cfg = Config::IniFiles->new() ;
59 }
60 foreach my $section (keys %cfg_defaults) {
61 foreach my $param (keys %{$cfg_defaults{ $section }}) {
62 my $pinfo = $cfg_defaults{ $section }{ $param };
63 ${@$pinfo[0]} = $cfg->val( $section, $param, @$pinfo[1] );
64 }
65 }
66 }
69 sub reload_ldap_config {
70 my ($msg, $msg_hash, $session_id) = @_;
71 my $header = @{$msg_hash->{header}}[0];
72 my $target = @{$msg_hash->{$header}}[0];
74 my $out_msg = &SIPackages::new_ldap_config($target);
75 my @out_msg_l = ( $out_msg );
76 return @out_msg_l;
77 }
80 sub got_ping {
81 my ($msg, $msg_hash, $session_id) = @_;
83 my $source = @{$msg_hash->{source}}[0];
84 my $target = @{$msg_hash->{target}}[0];
85 my $header = @{$msg_hash->{header}}[0];
86 my $act_time = &get_time;
87 my @out_msg_l;
88 my $out_msg;
90 $session_id = @{$msg_hash->{'session_id'}}[0];
92 # check known_clients_db
93 my $sql_statement = "SELECT * FROM known_clients WHERE hostname='$source'";
94 my $query_res = $main::known_clients_db->select_dbentry( $sql_statement );
95 if( 1 == keys %{$query_res} ) {
96 my $sql_statement= "UPDATE known_clients ".
97 "SET status='$header', timestamp='$act_time' ".
98 "WHERE hostname='$source'";
99 my $res = $main::known_clients_db->update_dbentry( $sql_statement );
100 }
102 # check known_server_db
103 $sql_statement = "SELECT * FROM known_server WHERE hostname='$source'";
104 $query_res = $main::known_server_db->select_dbentry( $sql_statement );
105 if( 1 == keys %{$query_res} ) {
106 my $sql_statement= "UPDATE known_server ".
107 "SET status='$header', timestamp='$act_time' ".
108 "WHERE hostname='$source'";
109 my $res = $main::known_server_db->update_dbentry( $sql_statement );
110 }
112 # create out_msg
113 my $out_hash = &create_xml_hash($header, $source, "GOSA");
114 &add_content2xml_hash($out_hash, "session_id", $session_id);
115 $out_msg = &create_xml_string($out_hash);
116 push(@out_msg_l, $out_msg);
118 return @out_msg_l;
119 }
122 sub detected_hardware {
123 my ($msg, $msg_hash, $session_id) = @_ ;
124 my $address = $msg_hash->{source}[0];
125 my $gotoHardwareChecksum= $msg_hash->{detected_hardware}[0]->{gotoHardwareChecksum};
127 my $sql_statement= "SELECT * FROM known_clients WHERE hostname='$address'";
128 my $res = $main::known_clients_db->select_dbentry( $sql_statement );
130 # check hit
131 my $hit_counter = keys %{$res};
132 if( not $hit_counter == 1 ) {
133 &main::daemon_log("ERROR: more or no hit found in known_clients_db by query by '$address'", 1);
134 return;
135 }
137 my $macaddress = $res->{1}->{macaddress};
138 my $hostkey = $res->{1}->{hostkey};
140 if (not defined $macaddress) {
141 &main::daemon_log("ERROR: no mac address found for client $address", 1);
142 return;
143 }
144 # Build LDAP connection
145 &main::refresh_ldap_handle();
146 if( not defined $main::ldap_handle ) {
147 &main::daemon_log("ERROR: cannot connect to ldap: $ldap_uri", 1);
148 return;
149 }
151 # Perform search
152 $mesg = $main::ldap_handle->search(
153 base => $ldap_base,
154 scope => 'sub',
155 filter => "(&(objectClass=GOhard)(|(macAddress=$macaddress)(dhcpHWaddress=ethernet $macaddress)))"
156 );
158 # We need to create a base entry first (if not done from ArpHandler)
159 if($mesg->count == 0) {
160 &main::daemon_log("INFO: Need to create a new LDAP Entry for client $address", 4);
161 my $ipaddress= $1 if $address =~ /^([0-9\.]*?):.*$/;
162 my $dnsname;
163 if (defined($msg_hash->{'force-hostname'}) &&
164 defined($msg_hash->{'force-hostname'}[0]) &&
165 length($msg_hash->{'force-hostname'}[0]) > 0){
166 $dnsname= $msg_hash->{'force-hostname'}[0];
167 &main::daemon_log("INFO: Using forced hostname $dnsname for client $address", 4);
168 } else {
169 $dnsname= gethostbyaddr(inet_aton($ipaddress), AF_INET) || $ipaddress;
170 }
172 my $cn = (($dnsname =~ /^(\d){1,3}\.(\d){1,3}\.(\d){1,3}\.(\d){1,3}/) ? $dnsname : sprintf "%s", $dnsname =~ /([^\.]+)\.?/);
173 my $dn = "cn=$cn,ou=incoming,$ldap_base";
174 &main::daemon_log("INFO: Creating entry for $dn",5);
175 my $entry= Net::LDAP::Entry->new( $dn );
176 $entry->dn($dn);
177 $entry->add("objectClass" => "goHard");
178 $entry->add("cn" => $cn);
179 $entry->add("macAddress" => $macaddress);
180 $entry->add("gotomode" => "locked");
181 $entry->add("gotoSysStatus" => "new-system");
182 $entry->add("ipHostNumber" => $ipaddress);
183 if(defined($main::gosa_unit_tag) && length($main::gosa_unit_tag) > 0) {
184 $entry->add("objectClass" => "gosaAdministrativeUnitTag");
185 $entry->add("gosaUnitTag" => $main::gosa_unit_tag);
186 }
187 my $res=$entry->update($main::ldap_handle);
188 if(defined($res->{'errorMessage'}) &&
189 length($res->{'errorMessage'}) >0) {
190 &main::daemon_log("ERROR: can not add entries to LDAP: ".$res->{'errorMessage'}, 1);
191 return;
192 } else {
193 # Fill $mesg again
194 $mesg = $main::ldap_handle->search(
195 base => $ldap_base,
196 scope => 'sub',
197 filter => "(&(objectClass=GOhard)(|(macAddress=$macaddress)(dhcpHWaddress=ethernet $macaddress)))"
198 );
199 }
200 }
202 if($mesg->count == 1) {
203 my $entry= $mesg->entry(0);
204 $entry->changetype("modify");
205 foreach my $attribute (
206 "gotoSndModule", "ghNetNic", "gotoXResolution", "ghSoundAdapter", "ghCpuType", "gotoXkbModel",
207 "ghGfxAdapter", "gotoXMousePort", "ghMemSize", "gotoXMouseType", "ghUsbSupport", "gotoXHsync",
208 "gotoXDriver", "gotoXVsync", "gotoXMonitor", "gotoHardwareChecksum") {
209 if(defined($msg_hash->{detected_hardware}[0]->{$attribute}) &&
210 length($msg_hash->{detected_hardware}[0]->{$attribute}) >0 ) {
211 if(defined($entry->get_value($attribute))) {
212 $entry->delete($attribute);
213 }
214 &main::daemon_log("INFO: Adding attribute $attribute with value ".$msg_hash->{detected_hardware}[0]->{$attribute},5);
215 $entry->add($attribute => $msg_hash->{detected_hardware}[0]->{$attribute});
216 }
217 }
218 foreach my $attribute (
219 "gotoModules", "ghScsiDev", "ghIdeDev") {
220 if(defined($msg_hash->{detected_hardware}[0]->{$attribute}) &&
221 length($msg_hash->{detected_hardware}[0]->{$attribute}) >0 ) {
222 if(defined($entry->get_value($attribute))) {
223 $entry->delete($attribute);
224 }
225 foreach my $array_entry (@{$msg_hash->{detected_hardware}[0]->{$attribute}}) {
226 $entry->add($attribute => $array_entry);
227 }
228 }
229 }
231 my $res=$entry->update($main::ldap_handle);
232 if(defined($res->{'errorMessage'}) &&
233 length($res->{'errorMessage'}) >0) {
234 &main::daemon_log("ERROR: can not add entries to LDAP: ".$res->{'errorMessage'}, 1);
235 } else {
236 &main::daemon_log("INFO: Added Hardware configuration to LDAP", 5);
237 }
239 }
240 return ;
241 }
244 sub trigger_wake {
245 my ($msg, $msg_hash, $session_id) = @_ ;
247 foreach (@{$msg_hash->{macAddress}}){
248 &main::daemon_log("INFO: trigger wake for $_", 5);
249 my $host = $_;
250 my $ipaddr = '255.255.255.255';
251 my $port = getservbyname('discard', 'udp');
253 my ($raddr, $them, $proto);
254 my ($hwaddr, $hwaddr_re, $pkt);
256 # get the hardware address (ethernet address)
257 $hwaddr_re = join(':', ('[0-9A-Fa-f]{1,2}') x 6);
258 if ($host =~ m/^$hwaddr_re$/) {
259 $hwaddr = $host;
260 } else {
261 # $host is not a hardware address, try to resolve it
262 my $ip_re = join('\.', ('([0-9]|[1-9][0-9]|1[0-9]{2}|2([0-4][0-9]|5[0-5]))') x 4);
263 my $ip_addr;
264 if ($host =~ m/^$ip_re$/) {
265 $ip_addr = $host;
266 } else {
267 my $h;
268 unless ($h = gethost($host)) {
269 return undef;
270 }
271 $ip_addr = inet_ntoa($h->addr);
272 }
273 }
275 # Generate magic sequence
276 foreach (split /:/, $hwaddr) {
277 $pkt .= chr(hex($_));
278 }
279 $pkt = chr(0xFF) x 6 . $pkt x 16;
281 # Allocate socket and send packet
283 $raddr = gethostbyname($ipaddr)->addr;
284 $them = pack_sockaddr_in($port, $raddr);
285 $proto = getprotobyname('udp');
287 socket(S, AF_INET, SOCK_DGRAM, $proto) or die "socket : $!";
288 setsockopt(S, SOL_SOCKET, SO_BROADCAST, 1) or die "setsockopt : $!";
290 send(S, $pkt, 0, $them) or die "send : $!";
291 close S;
292 }
294 return;
295 }
297 1;