Code

substitute source GOSA with $server_address in all outgoing msgs
[gosa.git] / gosa-si / gosa-si-server
index 52729a954de58cba958b6f18cdc5230d6cb2a40d..e3849b442ae309a6a56b12b402b7fffab0883c0a 100755 (executable)
@@ -39,6 +39,7 @@ use Data::Dumper;
 use Sys::Syslog qw( :DEFAULT setlogsock);
 use Cwd;
 use File::Spec;
+use File::Basename;
 use GOSA::DBsqlite;
 use POE qw(Component::Server::TCP);
 
@@ -46,7 +47,7 @@ my $modules_path = "/usr/lib/gosa-si/modules";
 use lib "/usr/lib/gosa-si/modules";
 
 my (%cfg_defaults, $foreground, $verbose, $ping_timeout);
-my ($bus, $msg_to_bus, $bus_cipher);
+my ($bus_activ, $bus, $msg_to_bus, $bus_cipher);
 my ($server, $server_mac_address);
 my ($gosa_server, $job_queue_timeout, $job_queue_table_name, $job_queue_file_name,$job_queue_loop_delay);
 my ($known_modules, $known_clients_file_name, $known_server_file_name);
@@ -81,6 +82,7 @@ $foreground = 0 ;
 $ping_timeout = 5;
 
 $no_bus = 0;
+$bus_activ = "true";
 
 $no_arp = 0;
 
@@ -93,11 +95,15 @@ our $known_server_db;
 
 # holds all registrated clients
 our $known_clients_db;
+our $prg= basename($0);
 
 %cfg_defaults = (
 "general" => {
-    "log-file" => [\$log_file, "/var/run/".$0.".log"],
-    "pid-file" => [\$pid_file, "/var/run/".$0.".pid"],
+    "log-file" => [\$log_file, "/var/run/".$prg.".log"],
+    "pid-file" => [\$pid_file, "/var/run/".$prg.".pid"],
+    },
+"bus" => {
+    "activ" => [\$bus_activ, "true"],
     },
 "server" => {
 #    "ip" => [\$server_ip, "0.0.0.0"],
@@ -126,14 +132,14 @@ our $known_clients_db;
 #===============================================================================
 sub usage {
     print STDERR << "EOF" ;
-usage: $0 [-hvf] [-c config]
+usage: $prg [-hvf] [-c config]
 
            -h        : this (help) message
            -c <file> : config file
            -f        : foreground, process will not be forked to background
            -v        : be verbose (multiple to increase verbosity)
-           -no-bus   : starts $0 without connection to bus
-           -no-arp   : starts $0 without connection to arp module
+           -no-bus   : starts $prg without connection to bus
+           -no-arp   : starts $prg without connection to arp module
  
 EOF
     print "\n" ;
@@ -195,8 +201,7 @@ sub daemon_log {
                 $month = $monthnames[$month];
                 $monthday = $monthday < 10 ? $monthday = "0".$monthday : $monthday;
                 $year+=1900;
-                my $name = $0;
-                $name =~ s/\.\///;
+                my $name = $prg;
 
                 my $log_msg = "$month $monthday $hours:$minutes:$seconds $name $msg\n";
                 print LOG_HANDLE $log_msg;
@@ -378,40 +383,40 @@ sub check_key_and_xml_validity {
     eval{
         $msg = &decrypt_msg($crypted_msg, $module_key);
 
-       if ($msg =~ /<xml>/i){
-               &main::daemon_log("decrypted_msg: \n$msg", 8);
-               $msg_hash = $xml->XMLin($msg, ForceArray=>1);
+        if ($msg =~ /<xml>/i){
+            &main::daemon_log("decrypted_msg: \n$msg", 8);
+            $msg_hash = $xml->XMLin($msg, ForceArray=>1);
 
-               # check header
-               my $header_l = $msg_hash->{'header'};
-               if( 1 != @{$header_l} ) {
-                   die 'header error';
-               }
-               my $header = @{$header_l}[0];
-               if( 0 == length $header) {
-                   die 'header error';
-               }
+            # check header
+            my $header_l = $msg_hash->{'header'};
+            if( 1 != @{$header_l} ) {
+                die 'header error';
+            }
+            my $header = @{$header_l}[0];
+            if( 0 == length $header) {
+                die 'header error';
+            }
 
-               # check source
-               my $source_l = $msg_hash->{'source'};
-               if( not defined @{$source_l} or 1 != @{$source_l} ) {
-                   die 'source error';
-               }
-               my $source = @{$source_l}[0];
-               if( 0 == length $source) {
-                   die 'source error';
-               }
+            # check source
+            my $source_l = $msg_hash->{'source'};
+            if( not defined @{$source_l} or 1 != @{$source_l} ) {
+                die 'source error';
+            }
+            my $source = @{$source_l}[0];
+            if( 0 == length $source) {
+                die 'source error';
+            }
 
-               # check target
-               my $target_l = $msg_hash->{'target'};
-               if( 1 != @{$target_l} ) {
-                   die'target error';
-               }
-               my $target = @{$target_l}[0];
-               if( 0 == length $target) {
-                   die 'target error';
-               }
-       }
+            # check target
+            my $target_l = $msg_hash->{'target'};
+            if( 1 != @{$target_l} ) {
+                die'target error';
+            }
+            my $target = @{$target_l}[0];
+            if( 0 == length $target) {
+                die 'target error';
+            }
+        }
     };
     if($@) {
         &main::daemon_log("WARNING: do not understand the message", 5);
@@ -422,6 +427,68 @@ sub check_key_and_xml_validity {
 }
 
 
+sub check_outgoing_xml_validity {
+    my ($msg) = @_;
+
+    my $msg_hash;
+    eval{
+        $msg_hash = $xml->XMLin($msg, ForceArray=>1);
+
+        ##############
+        # check header
+        my $header_l = $msg_hash->{'header'};
+        if( 1 != @{$header_l} ) {
+            die 'no or more than one headers specified';
+        }
+        my $header = @{$header_l}[0];
+        if( 0 == length $header) {
+            die 'header has length 0';
+        }
+
+        ##############
+        # check source
+        my $source_l = $msg_hash->{'source'};
+        if( 1 != @{$source_l} ) {
+            die 'no or more than 1 sources specified';
+        }
+        my $source = @{$source_l}[0];
+        if( 0 == length $source) {
+            die 'source has length 0';
+        }
+        unless( $source =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ||
+                $source =~ /^GOSA$/i ) {
+            die "source '$source' is neither a complete ip-address with port nor 'GOSA'";
+        }
+        
+        ##############
+        # check target  
+        my $target_l = $msg_hash->{'target'};
+        if( 0 == @{$target_l} ) {
+            die "no targets specified";
+        }
+        foreach my $target (@$target_l) {
+            if( 0 == length $target) {
+                die "target has length 0";
+            }
+            unless( $target =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ||
+                    $target =~ /^GOSA$/i ||
+                    $target =~ /^\*$/ ||
+                    $target =~ /KNOWN_SERVER/i ||
+                    $target =~ /^([0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2}:[0-9a-f]{2})$/i ){
+                die "target '$target' is not a complete ip-address with port or a valid target name or a mac-address";
+            }
+        }
+    };
+    if($@) {
+        daemon_log("WARNING: outgoing msg is not gosa-si envelope conform", 5);
+        daemon_log("$@ $msg", 8);
+        $msg_hash = undef;
+    }
+
+    return ($msg_hash);
+}
+
+
 sub input_from_known_server {
     my ($input, $remote_ip) = @_ ;  
     my ($msg, $msg_hash, $module);
@@ -510,6 +577,9 @@ sub input_from_unknown_host {
         # check a key exists for this module
         my $module_key = ${$mod."_key"};
         if( ! $module_key ) {
+            if( $mod eq 'ArpHandler' ) {
+                next;
+            }
             daemon_log("ERROR: no key specified in config file for $mod", 1);
             next;
         }
@@ -590,7 +660,6 @@ sub get_encrypt_key {
             last;
         }
     }
-   
 
     # target can be in known_client
     if( not defined $encrypt_key ) {
@@ -783,7 +852,7 @@ sub send_msg_to_target {
         $act_status = $res->{1}->{'status'};
         if( $act_status eq "down" ) {
             $sql_statement = "DELETE FROM known_server WHERE hostname='$address'";
-            $res = $known_clients_db->del_dbentry($sql_statement);
+            $res = $known_server_db->del_dbentry($sql_statement);
             daemon_log("WARNING: failed 2x to a send msg to host '$address', delete host from known_server", 3);
         } 
         else { 
@@ -822,17 +891,14 @@ sub client_input {
 
     # msg is from a new client or gosa
     ($msg, $msg_hash, $module) = &input_from_unknown_host($input);
-
     # msg is from a gosa-si-server or gosa-si-bus
     if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
         ($msg, $msg_hash, $module) = &input_from_known_server($input, $heap->{'remote_ip'});
     }
-
     # msg is from a gosa-si-client
     if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
         ($msg, $msg_hash, $module) = &input_from_known_client($input, $heap->{'remote_ip'});
     }
-
     # an error occurred
     if(( !$msg ) || ( !$msg_hash ) || ( !$module )){
         $error++;
@@ -855,36 +921,18 @@ sub client_input {
     # answer
     if( $error == 0 ) {
 
-        # for each answer in answer list
         foreach my $answer ( @{$answer_l} ) {
-
-                       my $error = 0;
-                       # check answer if gosa-si envelope conform
-                       if(defined($answer)) {
-                               my $answer_hash = $xml->XMLin($answer, ForceArray=>1);
-                               $answer_header = @{$answer_hash->{'header'}}[0];
-                               @answer_target_l = @{$answer_hash->{'target'}};
-                               $answer_source = @{$answer_hash->{'source'}}[0];
-                               if( !$answer_header ) {
-                                       daemon_log('ERROR: module answer is not gosa-si envelope conform: no header', 1);
-                                       daemon_log("\n$answer", 8);
-                                       $error++;
-                               }
-                               if( 0 == length @answer_target_l ) {
-                                       daemon_log('ERROR: module answer is not gosa-si envelope conform: no targets', 1);
-                                       daemon_log("\n$answer", 8);
-                                       $error++;
-                               }
-                               if( !$answer_source ) {
-                                       daemon_log('ERROR: module answer is not gosa-si envelope conform: no source', 1);
-                                       daemon_log("\n$answer", 8);
-                                       $error++;
-                               }
-
-                               if( $error != 0 ) {
-                                       next;
-                               }
-                       }
+            # for each answer in answer list
+            
+            # check outgoing msg to xml validity
+            my $answer_hash = &check_outgoing_xml_validity($answer);
+            if( not defined $answer_hash ) {
+                next;
+            }
+            
+            $answer_header = @{$answer_hash->{'header'}}[0];
+            @answer_target_l = @{$answer_hash->{'target'}};
+            $answer_source = @{$answer_hash->{'source'}}[0];
 
             # deliver msg to all targets 
             foreach my $answer_target ( @answer_target_l ) {
@@ -896,7 +944,7 @@ sub client_input {
                         my $host_name = $hit->{hostname};
                         my $host_key = $hit->{hostkey};
                         &send_msg_to_target($answer, $host_name, $host_key, $answer_header);
-                     }
+                    }
                 }
                 elsif( $answer_target eq "GOSA" ) {
                     # answer is for GOSA and has to returned to connected client
@@ -928,29 +976,43 @@ sub client_input {
                         $found_ip_flag++ ;
                     }   
                     if( $found_ip_flag == 0) {
-                        daemon_log("WARNING: no host found in known_clients with mac address '$answer_target', forward msg to bus", 1);
-                        my $sql_statement = "SELECT * FROM known_server WHERE hostname='$bus_address'";
-                        my $query_res = $known_server_db->select_dbentry( $sql_statement );
-                        while( my ($hit_num, $hit) = each %{ $query_res } ) {    
-                            my $bus_address = $hit->{hostname};
-                            my $bus_key = $hit->{hostkey};
-                            &send_msg_to_target($answer, $bus_address, $bus_key, $answer_header);
-                            last;
+                        daemon_log("WARNING: no host found in known_clients with mac address '$answer_target'", 3);
+                        if( $bus_activ eq "true" ) { 
+                            daemon_log("INFO: try to forward msg '$answer_header' to bus '$bus_address'", 5);
+                            my $sql_statement = "SELECT * FROM known_server WHERE hostname='$bus_address'";
+                            my $query_res = $known_server_db->select_dbentry( $sql_statement );
+                            while( my ($hit_num, $hit) = each %{ $query_res } ) {    
+                                my $bus_address = $hit->{hostname};
+                                my $bus_key = $hit->{hostkey};
+                                &send_msg_to_target($answer, $bus_address, $bus_key, $answer_header);
+                                last;
+                            }
                         }
 
                     }
-                }
-                else {
-                    # answer is for one specific host
+                } else {
+                    # ... answer is for one specific host
+
                     # get encrypt_key
                     my $encrypt_key = &get_encrypt_key($answer_target);
-                    if( !$encrypt_key ) {
+                    if( not defined $encrypt_key ) {
                         # unknown target, forward msg to bus
-                        daemon_log("WARNING: unknown target '$answer_target', forward msg to bus", 3);
-                        my $sql_statement = "SELECT * FROM known_server WHERE hostname='$bus_address'";
-                        my $query_res = $known_server_db->select_dbentry( $sql_statement );
-                        my $bus_key = $query_res->{1}->{hostkey};
-                        &send_msg_to_target($answer, $bus_address, $bus_key, $answer_header);
+                        daemon_log("WARNING: unknown target '$answer_target'", 3);
+                        if( $bus_activ eq "true" ) { 
+                            daemon_log("INFO: try to forward msg '$answer_header' to bus '$bus_address'", 5);
+                            my $sql_statement = "SELECT * FROM known_server WHERE hostname='$bus_address'";
+                            my $query_res = $known_server_db->select_dbentry( $sql_statement );
+                            my $res_length = keys( %{$query_res} );
+                            if( $res_length == 0 ){
+                                daemon_log("WARNING: send '$answer_header' to '$bus_address' failed, no bus found in known_server", 3);
+                            }
+                            else {
+                                while( my ($hit_num, $hit) = each %{ $query_res } ) {    
+                                    my $bus_key = $hit->{hostkey};
+                                    &send_msg_to_target($answer, $bus_address, $bus_key, $answer_header);
+                                }
+                            }
+                        }
                         next;
                     }
                     # send_msg
@@ -961,7 +1023,7 @@ sub client_input {
     }
 
     if( $client_answer ) {
-        $heap->{client}->put($client_answer);
+           $heap->{client}->put($client_answer);
     }
 
     return;
@@ -1092,8 +1154,14 @@ if( 0 != $pid ) {
 daemon_log(" ", 1);
 daemon_log("$0 started!", 1);
 
+if ($no_bus > 0) {
+    $bus_activ = "false"
+}
+
+
+
 # delete old DBsqlite lock files
-unlink('/tmp/gosa_si_lock*');
+#unlink('/tmp/gosa_si_lock*');
 
 # connect to gosa-si job queue
 my @job_col_names = ("id INTEGER", "timestamp", "status", "result", "headertag", "targettag", "xmlmessage", "macaddress");