index d6eb36525415ed42c42f62993dce3f9ec50a10cb..bc067c3372f5f0ec5ab041d37eeade76f8aca9df 100644 (file)
use IO::Socket::INET;
use XML::Simple;
use File::Spec;
+use Data::Dumper;
use GOSA::DBsqlite;
+use MIME::Base64;
+
+my $event_dir = "/usr/lib/gosa-si/server/events";
+use lib "/usr/lib/gosa-si/server/events";
BEGIN{}
END{}
-my ($server_activ, $server_port, $server_passwd, $max_clients);
-my ($bus_activ, $bus_passwd, $bus_ip, $bus_port);
-my ($gosa_activ, $gosa_ip, $gosa_port, $gosa_passwd);
+my ($server_ip, $server_mac_address, $server_port, $server_passwd, $max_clients);
+my ($gosa_ip, $gosa_mac_address, $gosa_port, $gosa_passwd, $network_interface);
my ($job_queue_timeout, $job_queue_file_name);
my $gosa_server;
-my $event_dir = "/etc/gosa-si/server/events";
-
-# name of table for storing gosa jobs
-my $job_queue_table_name = 'jobs';
-
-my %cfg_defaults =
-("general" =>
- {"job_queue_file_name" => [\$job_queue_file_name, '/var/lib/gosa-si/jobs.db'],
- },
-"server" =>
- {"server_activ" => [\$server_activ, "on"],
- "server_port" => [\$server_port, "20081"],
- "server_passwd" => [\$server_passwd, ""],
- "max_clients" => [\$max_clients, 100],
+my $event_hash;
+
+my %cfg_defaults = (
+"server" => {
+ "ip" => [\$server_ip, "0.0.0.0"],
+ "port" => [\$server_port, "20081"],
+ "key" => [\$server_passwd, ""],
+ "max-clients" => [\$max_clients, 100],
},
-"bus" =>
- {"bus_activ" => [\$bus_activ, "on"],
- "bus_passwd" => [\$bus_passwd, ""],
- "bus_ip" => [\$bus_ip, ""],
- "bus_port" => [\$bus_port, "20080"],
- },
-"gosa" =>
- {"gosa_activ" => [\$gosa_activ, "on"],
- "gosa_ip" => [\$gosa_ip, ""],
- "gosa_port" => [\$gosa_port, "20082"],
- "gosa_passwd" => [\$gosa_passwd, "none"],
+"GOsaPackages" => {
+ "ip" => [\$gosa_ip, "0.0.0.0"],
+ "port" => [\$gosa_port, "20082"],
+ "key" => [\$gosa_passwd, "none"],
+ "job-queue" => [\$job_queue_file_name, '/var/lib/gosa-si/jobs.db'],
},
);
-### START ##########################
+## START ##########################
# read configfile and import variables
&read_configfile();
-
-# detect own ip and mac address
-my ($server_ip, $server_mac_address) = &get_ip_and_mac();
+$network_interface= &get_interface_for_ip($server_ip);
+$gosa_mac_address= &get_mac($network_interface);
# complete addresses
-my $server_address = "$server_ip:$server_port";
-my $bus_address = "$bus_ip:$bus_port";
+our $server_address = "$server_ip:$server_port";
my $gosa_address = "$gosa_ip:$gosa_port";
# create general settings for this module
-my $gosa_cipher = &create_ciphering($gosa_passwd);
+#y $gosa_cipher = &create_ciphering($gosa_passwd);
my $xml = new XML::Simple();
-# open gosa socket
-if ($gosa_activ eq "on") {
- &main::daemon_log(" ",1);
- $gosa_server = IO::Socket::INET->new(LocalPort => $gosa_port,
- Type => SOCK_STREAM,
- Reuse => 1,
- Listen => 1,
- );
- if (not defined $gosa_server) {
- &main::daemon_log("cannot start tcp server at $gosa_port for communication to gosa: $@", 1);
- } else {
- &main::daemon_log("start server for communication to gosa: $gosa_address", 1);
-
- }
-}
-
-# create gosa job queue as a SQLite DB
-my @col_names = ("id", "timestamp", "status", "result", "header",
- "target", "xml", "mac");
-my $table_name = "jobs";
-my $sqlite = GOSA::DBsqlite->new($job_queue_file_name);
-$sqlite->create_table($table_name, \@col_names);
-
-
+# import events
+&import_events();
-### FUNCTIONS #################################################################
+## FUNCTIONS #################################################################
sub get_module_info {
my @info = ($gosa_address,
$gosa_passwd,
- $gosa_server,
- $gosa_activ,
- "socket",
);
return \@info;
}
}
}
+#=== FUNCTION ================================================================
+# NAME: get_interface_for_ip
+# PARAMETERS: ip address (i.e. 192.168.0.1)
+# RETURNS: array: list of interfaces if ip=0.0.0.0, matching interface if found, undef else
+# DESCRIPTION: Uses proc fs (/proc/net/dev) to get list of interfaces.
+#===============================================================================
+sub get_interface_for_ip {
+ my $result;
+ my $ip= shift;
+ if ($ip && length($ip) > 0) {
+ my @ifs= &get_interfaces();
+ if($ip eq "0.0.0.0") {
+ $result = "all";
+ } else {
+ foreach (@ifs) {
+ my $if=$_;
+ if(get_ip($if) eq $ip) {
+ $result = $if;
+ }
+ }
+ }
+ }
+ return $result;
+}
#=== FUNCTION ================================================================
-# NAME: get_ip_and_mac
-# PARAMETERS: nothing
-# RETURNS: (ip, mac)
-# DESCRIPTION: executes /sbin/ifconfig and parses the output, the first occurence
-# of a inet address is returned as well as the mac address in the line
-# above the inet address
+# NAME: get_interfaces
+# PARAMETERS: none
+# RETURNS: (list of interfaces)
+# DESCRIPTION: Uses proc fs (/proc/net/dev) to get list of interfaces.
#===============================================================================
-sub get_ip_and_mac {
- my $ip = "0.0.0.0.0"; # Defualt-IP
- my $mac = "00:00:00:00:00:00"; # Default-MAC
- my @ifconfig = qx(/sbin/ifconfig);
- foreach(@ifconfig) {
- if (/Hardware Adresse (\S{2}):(\S{2}):(\S{2}):(\S{2}):(\S{2}):(\S{2})/) {
- $mac = "$1:$2:$3:$4:$5:$6";
- next;
- }
- if (/inet Adresse:(\d+).(\d+).(\d+).(\d+)/) {
- $ip = "$1.$2.$3.$4";
- last;
+sub get_interfaces {
+ my @result;
+ my $PROC_NET_DEV= ('/proc/net/dev');
+
+ open(PROC_NET_DEV, "<$PROC_NET_DEV")
+ or die "Could not open $PROC_NET_DEV";
+
+ my @ifs = <PROC_NET_DEV>;
+
+ close(PROC_NET_DEV);
+
+ # Eat first two line
+ shift @ifs;
+ shift @ifs;
+
+ chomp @ifs;
+ foreach my $line(@ifs) {
+ my $if= (split /:/, $line)[0];
+ $if =~ s/^\s+//;
+ push @result, $if;
}
- }
- return ($ip, $mac);
+
+ return @result;
}
+#=== FUNCTION ================================================================
+# NAME: get_mac
+# PARAMETERS: interface name (i.e. eth0)
+# RETURNS: (mac address)
+# DESCRIPTION: Uses ioctl to get mac address directly from system.
+#===============================================================================
+sub get_mac {
+ my $ifreq= shift;
+ my $result;
+ if ($ifreq && length($ifreq) > 0) {
+ if($ifreq eq "all") {
+ $result = "00:00:00:00:00:00";
+ } else {
+ my $SIOCGIFHWADDR= 0x8927; # man 2 ioctl_list
+
+ # A configured MAC Address should always override a guessed value
+ if ($gosa_mac_address and length($gosa_mac_address) > 0) {
+ $result= $gosa_mac_address;
+ }
+
+ socket SOCKET, PF_INET, SOCK_DGRAM, getprotobyname('ip')
+ or die "socket: $!";
+
+ if(ioctl SOCKET, $SIOCGIFHWADDR, $ifreq) {
+ my ($if, $mac)= unpack 'h36 H12', $ifreq;
+
+ if (length($mac) > 0) {
+ $mac=~ m/^([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])$/;
+ $mac= sprintf("%s:%s:%s:%s:%s:%s", $1, $2, $3, $4, $5, $6);
+ $result = $mac;
+ }
+ }
+ }
+ }
+ return $result;
+}
#=== FUNCTION ================================================================
-# NAME: open_socket
-# PARAMETERS: PeerAddr string something like 192.168.1.1 or 192.168.1.1:10000
-# [PeerPort] string necessary if port not appended by PeerAddr
-# RETURNS: socket IO::Socket::INET
-# DESCRIPTION: open a socket to PeerAddr
+# NAME: get_ip
+# PARAMETERS: interface name (i.e. eth0)
+# RETURNS: (ip address)
+# DESCRIPTION: Uses ioctl to get ip address directly from system.
#===============================================================================
-sub open_socket {
- my ($PeerAddr, $PeerPort) = @_ ;
- if(defined($PeerPort)){
- $PeerAddr = $PeerAddr.":".$PeerPort;
+sub get_ip {
+ my $ifreq= shift;
+ my $result= "";
+ my $SIOCGIFADDR= 0x8915; # man 2 ioctl_list
+ my $proto= getprotobyname('ip');
+
+ socket SOCKET, PF_INET, SOCK_DGRAM, $proto
+ or die "socket: $!";
+
+ if(ioctl SOCKET, $SIOCGIFADDR, $ifreq) {
+ my ($if, $sin) = unpack 'a16 a16', $ifreq;
+ my ($port, $addr) = sockaddr_in $sin;
+ my $ip = inet_ntoa $addr;
+
+ if ($ip && length($ip) > 0) {
+ $result = $ip;
+ }
+ }
+
+ return $result;
+}
+
+
+sub import_events {
+ if (not -e $event_dir) {
+ daemon_log("ERROR: cannot find directory or directory is not readable: $event_dir", 1);
}
- my $socket;
- $socket = new IO::Socket::INET(PeerAddr => $PeerAddr ,
- Porto => "tcp" ,
- Type => SOCK_STREAM,
- Timeout => 5,
- );
- if(not defined $socket) {
- return;
+ opendir (DIR, $event_dir) or die "ERROR while loading gosa-si-events from directory $event_dir : $!\n";
+
+ while (defined (my $event = readdir (DIR))) {
+ if( $event eq "." || $event eq ".." ) { next; }
+
+ eval{ require $event; };
+ if( $@ ) {
+ &main::daemon_log("import of event module '$event' failed", 1);
+ &main::daemon_log("$@", 8);
+ next;
+ }
+
+ $event =~ /(\S*?).pm$/;
+ my $event_module = $1;
+ my $events_l = eval( $1."::get_events()") ;
+ foreach my $event_name (@{$events_l}) {
+ $event_hash->{$event_name} = $event_module;
+ }
+
}
- &main::daemon_log("open_socket to: $PeerAddr", 7);
- return $socket;
}
# DESCRIPTION: handels the proceeded distribution to the appropriated functions
#===============================================================================
sub process_incoming_msg {
- my ($crypted_msg) = @_ ;
- if(not defined $crypted_msg) {
- &main::daemon_log("function 'process_incoming_msg': got no msg", 7);
- }
-# &main::daemon_log("GosaPackages: crypted_msg:$crypted_msg", 7);
-# &main::daemon_log("GosaPackages: crypted_msg len:".length($crypted_msg), 7);
-
- $crypted_msg =~ /^([\s\S]*?)\.(\d{1,3}?)\.(\d{1,3}?)\.(\d{1,3}?)\.(\d{1,3}?)$/;
- $crypted_msg = $1;
- my $host = sprintf("%s.%s.%s.%s", $2, $3, $4, $5);
-
- &main::daemon_log("GosaPackages: crypted_msg:$crypted_msg", 7);
-# &main::daemon_log("GosaPackages: crypted_msg len:".length($crypted_msg), 7);
-
-
- # collect addresses from possible incoming clients
- # only gosa is allowd as incoming client
- &main::daemon_log("GosaPackages: host_key: $host", 7);
- &main::daemon_log("GosaPackages: key_passwd: $gosa_passwd", 7);
-
- $gosa_cipher = &create_ciphering($gosa_passwd);
- # determine the correct passwd for deciphering of the incoming msgs
- my $msg = "";
- my $msg_hash;
- eval{
- $msg = &decrypt_msg($crypted_msg, $gosa_cipher);
- &main::daemon_log("GosaPackages: decrypted_msg: $msg", 7);
-
- $msg_hash = $xml->XMLin($msg, ForceArray=>1);
- };
- if($@) {
- &main::daemon_log("WARNING: GosaPackages do not understand the message:", 5);
- &main::daemon_log("$@", 7);
- return;
- }
-
+ my ($msg, $msg_hash) = @_ ;
my $header = @{$msg_hash->{header}}[0];
+ my $out_msg;
- &main::daemon_log("recieve '$header' at GosaPackages from $host", 1);
- &main::daemon_log("$msg", 7);
+ &main::daemon_log("GosaPackages: receive '$header'", 1);
- my $out_msg;
if ($header =~ /^job_/) {
$out_msg = &process_job_msg($msg, $msg_hash);
- } elsif ($header =~ /^gosa_/) {
- $out_msg = &process_gosa_msg($msg, $header);
- } else {
+ }
+ elsif ($header =~ /^gosa_/) {
+ $out_msg = &process_gosa_msg($msg, $msg_hash);
+ }
+ else {
&main::daemon_log("ERROR: $header is not a valid GosaPackage-header, need a 'job_' or a 'gosa_' prefix");
}
-
-
- if (not defined $out_msg) {
- return;
- }
- if ($out_msg =~ /<jobdb_id>(\d*?)<\/jobdb_id>/) {
+ # keep job queue uptodate and save result and status
+ if (defined ($out_msg) && $out_msg =~ /<jobdb_id>(\d*?)<\/jobdb_id>/) {
my $job_id = $1;
- my $sql = "UPDATE '$job_queue_table_name' SET status='done', result='$out_msg' WHERE id='$job_id'";
- my $res = $sqlite->exec_statement($sql);
- return;
-
- } else {
- my $out_cipher = &create_ciphering($gosa_passwd);
- $out_msg = &encrypt_msg($out_msg, $out_cipher);
- return $out_msg;
+ my $sql = "UPDATE '".$main::job_queue_table_name.
+ "' SET status='done', result='".$out_msg.
+ "' WHERE id='$job_id'";
+ my $res = $main::job_db->exec_statement($sql);
+ }
+
+ # substitute in all outgoing msg <source>GOSA</source> of <source>$server_address</source>
+ $out_msg =~ s/<source>GOSA<\/source>/<source>$server_address<\/source>/g;
+
+ my @out_msg_l;
+ if (defined $out_msg){
+ push(@out_msg_l, $out_msg);
}
-
+ return \@out_msg_l;
}
+
sub process_gosa_msg {
- my ($msg, $header) = @_ ;
+ my ($msg, $msg_hash) = @_ ;
my $out_msg;
+
+ my $header = @{$msg_hash->{'header'}}[0];
$header =~ s/gosa_//;
- &main::daemon_log("GosaPackages: got a gosa msg $header", 5);
- # fetch all available eventhandler under $event_dir
- opendir (DIR, $event_dir) or &main::daemon_log("ERROR cannot open $event_dir: $!\n", 1) and return;
- while (defined (my $file = readdir (DIR))) {
- if (not $file eq $header) {
- next;
- }
- # try to deliver incoming msg to eventhandler
-
- my $cmd = File::Spec->join($event_dir, $header)." '$msg'";
- &main::daemon_log("GosaPackages: execute event_handler $header", 3);
- &main::daemon_log("GosaPackages: cmd: $cmd", 7);
-
- $out_msg = "";
- open(PIPE, "$cmd 2>&1 |");
- while(<PIPE>) {
- $out_msg.=$_;
- }
- close(PIPE);
- &main::daemon_log("GosaPackages: answer of cmd: $out_msg", 5);
- last;
+ # decide wether msg is a core function or a event handler
+ if ( $header eq 'query_jobdb') {
+ $out_msg = &query_jobdb
+ } elsif ($header eq 'delete_jobdb_entry') {
+ $out_msg = &delete_jobdb_entry
+ } elsif ($header eq 'clear_jobdb') {
+ $out_msg = &clear_jobdb
+ } elsif ($header eq 'update_status_jobdb_entry' ) {
+ $out_msg = &update_status_jobdb_entry
+ } elsif ($header eq 'count_jobdb' ) {
+ $out_msg = &count_jobdb
+ } elsif ($header eq 'trigger_action_wake' ) {
+ # Forward messages to all known servers as "trigger_wake"
+ my $in_hash= &transform_msg2hash($msg);
+ my %data = ( 'macAddress' => \@{$in_hash->{macAddress}} );
+ $out_msg = &send_msg("trigger_wake", $server_address, "KNOWN_SERVER", \%data);
+ } else {
+ # msg could not be assigned to core function
+ # maybe it is an eventa
+ if( exists $event_hash->{$header} ) {
+ # a event exists with the header as name
+ &main::daemon_log("found event '$header' at event-module '".$event_hash->{$header}."'", 5);
+ no strict 'refs';
+ $out_msg = &{$event_hash->{$header}."::$header"}($msg, $msg_hash);
+ }
}
# if delivery not possible raise error and return
if (not defined $out_msg) {
- &main::daemon_log("ERROR: GosaPackages: no event_handler defined for $header", 1);
+ &main::daemon_log("ERROR: GosaPackages: no event handler or core function defined for $header", 1);
} elsif ($out_msg eq "") {
&main::daemon_log("ERROR: GosaPackages got not answer from event_handler $header", 1);
}
my $header = @{$msg_hash->{header}}[0];
$header =~ s/job_//;
- &main::daemon_log("GosaPackages: got a job msg $header", 5);
# check wether mac address is already known in known_daemons or known_clients
- my $target = 'not known until now';
+ my $target = 'none';
# add job to job queue
- my $func_dic = {table=>$table_name,
+ my $func_dic = {table=>$main::job_queue_table_name,
+ primkey=>'id',
timestamp=>@{$msg_hash->{timestamp}}[0],
status=>'waiting',
result=>'none',
- header=>$header,
- target=>$target,
- xml=>$msg,
- mac=>@{$msg_hash->{mac}}[0],
+ headertag=>$header,
+ targettag=>$target,
+ xmlmessage=>$msg,
+ macaddress=>@{$msg_hash->{mac}}[0],
};
- my $res = $sqlite->add_dbentry($func_dic);
+ my $res = $main::job_db->add_dbentry($func_dic);
if (not $res == 0) {
&main::daemon_log("ERROR: GosaPackages: process_job_msg: $res", 1);
}
&main::daemon_log("GosaPackages: $header job successfully added to job queue", 3);
- return;
+ return "<xml><header>answer</header><source>$server_address</source><target>GOSA</target><answer1>$res</answer1></xml>";
+
+}
+
+
+sub db_res_2_xml {
+ my ($db_res) = @_ ;
+
+ my $xml = "<xml><header>answer</header><source>$server_address</source><target>GOSA</target>";
+
+ my $len_db_res= keys %{$db_res};
+
+ for( my $i= 1; $i<= $len_db_res; $i++ ) {
+ $xml .= "\n<answer$i>";
+ my $hash= $db_res->{$i};
+ while ( my ($column_name, $column_value) = each %{$hash} ) {
+ $xml .= "<$column_name>";
+ my $xml_content;
+ if( $column_name eq "xmlmessage" ) {
+ $xml_content = &encode_base64($column_value);
+ } else {
+ $xml_content = $column_value;
+ }
+ $xml .= $xml_content;
+ $xml .= "</$column_name>";
+ }
+ $xml .= "</answer$i>";
+
+ }
+
+ $xml .= "</xml>";
+ return $xml;
+}
+
+
+## CORE FUNCTIONS ############################################################
+
+sub query_jobdb {
+ my ($msg) = @_;
+ my $msg_hash = &transform_msg2hash($msg);
+
+ # prepare query sql statement
+ my $select= &get_select_statement($msg, $msg_hash);
+ my $table= $main::job_queue_table_name;
+ my $where= &get_where_statement($msg, $msg_hash);
+ my $limit= &get_limit_statement($msg, $msg_hash);
+ my $orderby= &get_orderby_statement($msg, $msg_hash);
+ my $sql_statement= "SELECT $select FROM $table $where $orderby $limit";
+
+ # execute db query
+ my $res_hash = $main::job_db->select_dbentry($sql_statement);
+ my $out_xml = &db_res_2_xml($res_hash);
+
+ return $out_xml;
+}
+
+
+sub count_jobdb {
+ my ($msg)= @_;
+ my $out_xml= "<xml><count>error</count></xml>";
+
+ # prepare query sql statement
+ my $table= $main::job_queue_table_name;
+ my $sql_statement= "SELECT * FROM $table ";
+
+ # execute db query
+ my $res_hash = $main::job_db->select_dbentry($sql_statement);
+
+ my $count = keys(%{$res_hash});
+ $out_xml= "<xml><header>answer</header><source>$server_address</source><target>GOSA</target><count>$count</count></xml>";
+
+ return $out_xml;
+}
+
+
+sub delete_jobdb_entry {
+ my ($msg) = @_ ;
+ my $msg_hash = &transform_msg2hash($msg);
+
+ # prepare query sql statement
+ my $table= $main::job_queue_table_name;
+ my $where= &get_where_statement($msg, $msg_hash);
+ my $sql_statement = "DELETE FROM $table $where";
+
+ # execute db query
+ my $db_res = $main::job_db->del_dbentry($sql_statement);
+
+ my $res;
+ if( $db_res > 0 ) {
+ $res = 0 ;
+ } else {
+ $res = 1;
+ }
+
+ # prepare xml answer
+ my $out_xml = "<xml><header>answer</header><source>$server_address</source><target>GOSA</target><answer1>$res</answer1></xml>";
+ return $out_xml;
+
+}
+
+sub clear_jobdb {
+ my ($msg) = @_ ;
+ my $msg_hash = &transform_msg2hash($msg);
+ my $error= 0;
+ my $out_xml= "<xml><answer1>1</answer1></xml>";
+
+ my $table= $main::job_queue_table_name;
+
+ my $sql_statement = "DELETE FROM $table";
+ my $db_res = $main::job_db->del_dbentry($sql_statement);
+ if( not $db_res > 0 ) { $error++; };
+
+ if( $error == 0 ) {
+ $out_xml = "<xml><header>answer</header><source>$server_address</source><target>GOSA</target><answer1>0</answer1></xml>";
+ }
+
+ return $out_xml;
}
+
+sub update_status_jobdb_entry {
+ my ($msg) = @_ ;
+ my $msg_hash = &transform_msg2hash($msg);
+ my $error= 0;
+ my $out_xml= "<xml><header>answer</header><source>$server_address</source><target>GOSA</target><answer1>1</answer1></xml>";
+
+ my @len_hash = keys %{$msg_hash};
+ if( 0 == @len_hash) { $error++; };
+
+ # prepare query sql statement
+ if( $error == 0) {
+ my $table= $main::job_queue_table_name;
+ my $where= &get_where_statement($msg, $msg_hash);
+ my $update= &get_update_statement($msg, $msg_hash);
+
+ my $sql_statement = "UPDATE $table $update $where";
+
+ # execute db query
+ my $db_res = $main::job_db->update_dbentry($sql_statement);
+
+ # check success of db update
+ if( not $db_res > 0 ) { $error++; };
+ }
+
+ if( $error == 0) {
+ $out_xml = "<xml><header>answer</header><source>$server_address</source><target>GOSA</target><answer1>0</answer1></xml>";
+ }
+
+ return $out_xml;
+}
+
+
1;
+
+
+
+
+
+
+
+
+