X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=gosa-si%2Fgosa-si-client;h=5a728fcd3cd3d84c1813f9c229edf4eeb5b5cbf0;hb=6a2030fa85791f8f789fb3bf549d99dfba833860;hp=c3608750a3458e474bd86618ef628b7a7bdce57b;hpb=b53f94f8a4e4e86628f0ba49b998d1966d1712ce;p=gosa.git diff --git a/gosa-si/gosa-si-client b/gosa-si/gosa-si-client index c3608750a..5a728fcd3 100755 --- a/gosa-si/gosa-si-client +++ b/gosa-si/gosa-si-client @@ -1,7 +1,7 @@ #!/usr/bin/perl #=============================================================================== # -# FILE: gosa-server +# FILE: gosa-si-client # # USAGE: gosa-si-client # @@ -28,7 +28,6 @@ use Time::HiRes qw( gettimeofday ); use POE qw(Component::Server::TCP Wheel::FollowTail Wheel::Run); use IO::Socket::INET; use NetAddr::IP; -use Data::Dumper; use Crypt::Rijndael; use GOSA::GosaSupportDaemon; use Digest::MD5 qw(md5_hex md5 md5_base64); @@ -36,11 +35,14 @@ use MIME::Base64; use XML::Simple; use File::Basename; use File::Spec; +use Net::ARP; +use Fcntl; # Workaround: need pure perl to make it work with UTF-8 :-( $XML::Simple::PREFERRED_PARSER= "XML::SAX::PurePerl"; my $client_version = '$HeadURL$:$Rev$'; + my $client_headURL; my $client_revision; my $client_status; @@ -50,13 +52,14 @@ use lib "/usr/lib/gosa-si/client/events"; my (%cfg_defaults, $foreground, $verbose, $pid_file, $procid, $pid, $log_file, $fai_logpath); my ($server_ip, $server_port, $server_timeout, $server_domain, $server_key_lifetime); my ($client_port, $ldap_enabled, $ldap_config, $pam_config, $nss_config); +my ($root_uid, $adm_gid); my $xml; my $event_hash; my $default_server_key; my @servers; my $gotoHardwareChecksum; -my $gosa_si_client_fifo; -my %files_to_watch; +my $system_com; +my $servers_string; $verbose= 1; # globalise variables which are used in imported events @@ -70,24 +73,31 @@ our $client_mac_address; our $client_dnsname; our $client_force_hostname; our $server_key; +our $terminal_server_hash; +our $opts_dnslookup; + # default variables -our $REGISTERED = 0; +my $REGISTERED = 0; # path to fifo for non-gosa-si-client messages to gosa-si-server -$gosa_si_client_fifo = "/var/run/gosa-si-client.socket"; -%files_to_watch = (fifo => $gosa_si_client_fifo); +my $fai_com_fifo = "/var/run/gosa-si-client.socket"; +my $system_com_fifo = "/var/run/gosa-si-client-system-com.socket"; +my %files_to_watch = (fai_fifo => $fai_com_fifo, system_fifo => $system_com_fifo); # in function register_at_gosa_si_server, after which period of seconds a new registration should be tried if a registration was # not successful until now my $delay_set_time = 10; our $prg= basename($0); -# all x seconds the client reports logged_in users to gosa-si-server +# all n seconds the client reports logged_in users to gosa-si-server my $trigger_logged_in_users_report_delay = 600; +# all n seconds the client reports messages seen by user +my $trigger_seen_messages_delay = 30; + # directory where all log files from installation are stored -my $fai_log_dir = "/tmp/fai"; +my $fai_log_dir = "/var/log/fai"; %cfg_defaults = ( "general" => @@ -106,13 +116,15 @@ my $fai_log_dir = "/tmp/fai"; "nss-config" => [\$nss_config, "/etc/libnss-ldap.conf"], "fai-logpath" => [\$fai_logpath, "/var/log/fai/fai.log"], "force-hostname" => [\$client_force_hostname, "false"], + "system-com" => [\$system_com, "disabled"], }, "server" => { - "ip" => [\$server_ip, "127.0.0.1"], + "ip" => [\$servers_string, "127.0.0.1"], "port" => [\$server_port, "20081"], "key" => [\$server_key, ""], "timeout" => [\$server_timeout, 10], - "key-lifetime" => [\$server_key_lifetime, 600], + "key-lifetime" => [\$server_key_lifetime, 600], + "dns-lookup" => [\$opts_dnslookup, "true"], }, ); @@ -120,6 +132,19 @@ my $fai_log_dir = "/tmp/fai"; #=== FUNCTIONS = functions ===================================================== +sub usage { + print STDERR << "EOF" ; +usage: $prg [-hvf] [-c config] + + -h : this (help) message + -c : config file + -f : foreground, process will not be forked to background + -v : be verbose (multiple to increase verbosity) + +EOF + print "\n" ; +} + #=== FUNCTION ================================================================ # NAME: check_cmdline_param # PARAMETERS: @@ -145,33 +170,6 @@ sub check_cmdline_param () { } -#=== FUNCTION ================================================================ -# NAME: read_configfile -# PARAMETERS: cfg_file - string - -# RETURNS: -# DESCRIPTION: -#=============================================================================== -sub read_configfile { - my ($cfg_file, %cfg_defaults) = @_ ; - my $cfg; - if( defined( $cfg_file) && ( (-s $cfg_file) > 0 )) { - if( -r $cfg_file ) { - $cfg = Config::IniFiles->new( -file => $cfg_file ); - } else { - print STDERR "Couldn't read config file!"; - } - } else { - $cfg = Config::IniFiles->new() ; - } - foreach my $section (keys %cfg_defaults) { - foreach my $param (keys %{$cfg_defaults{ $section }}) { - my $pinfo = $cfg_defaults{ $section }{ $param }; - ${@$pinfo[ 0 ]} = $cfg->val( $section, $param, @$pinfo[ 1 ] ); - } - } -} - - #=== FUNCTION ================================================================ # NAME: check_pid # PARAMETERS: @@ -181,27 +179,27 @@ sub read_configfile { sub check_pid { $pid = -1; # Check, if we are already running - if( open(LOCK_FILE, "<$pid_file") ) { - $pid = ; + if( open(my $LOCK_FILE, "<","$pid_file") ) { + $pid = <$LOCK_FILE>; if( defined $pid ) { chomp( $pid ); if( -f "/proc/$pid/stat" ) { my($stat) = `cat /proc/$pid/stat` =~ m/$pid \((.+)\).*/; if( $0 eq $stat ) { - close( LOCK_FILE ); + close($LOCK_FILE); exit -1; } } } - close( LOCK_FILE ); + close( $LOCK_FILE ); unlink( $pid_file ); } # create a syslog msg if it is not to possible to open PID file if (not sysopen(LOCK_FILE, $pid_file, O_WRONLY|O_CREAT|O_EXCL, 0644)) { my($msg) = "Couldn't obtain lockfile '$pid_file' "; - if (open(LOCK_FILE, '<', $pid_file) - && ($pid = )) + if (open(my $LOCK_FILE, '<', $pid_file) + && ($pid = <$LOCK_FILE>)) { chomp($pid); $msg .= "(PID $pid)\n"; @@ -244,12 +242,17 @@ sub daemon_log { if(not defined $msg) { return } if(not defined $level) { $level = 1 } if(defined $log_file){ - open(LOG_HANDLE, ">>$log_file"); - chmod 0600, $log_file; - if(not defined open( LOG_HANDLE, ">>$log_file" )) { - print STDERR "cannot open $log_file: $!"; - return - } + my $open_log_fh = sysopen(LOG_HANDLE, $log_file, O_WRONLY | O_CREAT | O_APPEND , 0440); + if(not $open_log_fh) { + print STDERR "cannot open $log_file: $!"; + return; + } + # check owner and group of log_file and update settings if necessary + my ($dev, $ino, $mode, $nlink, $uid, $gid, $rdev, $size, $atime, $mtime, $ctime, $blksize, $blocks) = stat($log_file); + if((not $uid eq $root_uid) || (not $gid eq $adm_gid)) { + chown($root_uid, $adm_gid, $log_file); + } + chomp($msg); if($level <= $verbose){ my ($seconds, $minutes, $hours, $monthday, $month, @@ -262,7 +265,12 @@ sub daemon_log { $monthday = $monthday < 10 ? $monthday = "0".$monthday : $monthday; $year+=1900; - my $log_msg = "$month $monthday $hours:$minutes:$seconds $prg $msg\n"; + # Microseconds since epoch + my $microSeconds = sprintf("%.2f", &Time::HiRes::clock_gettime()); + $microSeconds =~ s/^\d*(.\d\d)$/$1/; + + + my $log_msg = "$month $monthday $hours:$minutes:$seconds$microSeconds $prg $msg\n"; print LOG_HANDLE $log_msg; if( $foreground ) { print STDERR $log_msg; @@ -294,25 +302,12 @@ sub get_mac { $result = "00:00:00:00:00:00"; } } else { - my $SIOCGIFHWADDR= 0x8927; # man 2 ioctl_list - # A configured MAC Address should always override a guessed value if ($client_mac_address and length($client_mac_address) > 0 and not($client_mac_address eq "00:00:00:00:00:00")) { $result= $client_mac_address; } else { - 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; - } - } + $result = Net::ARP::get_mac($ifreq); } } } @@ -332,15 +327,23 @@ sub get_local_mac_for_remote_ip { my $server_ip= shift; my $result= "00:00:00:00:00:00"; + if($server_ip =~ /^[a-z][a-z0-9\.]+/i) { + my $ip_address = inet_ntoa(scalar gethostbyname($server_ip)); + if(defined($ip_address) && $ip_address =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/) { + # Write ip address to $server_ip variable + $server_ip = $ip_address; + } + } + if($server_ip =~ /^(\d\d?\d?\.){3}\d\d?\d?$/) { my $PROC_NET_ROUTE= ('/proc/net/route'); - open(PROC_NET_ROUTE, "<$PROC_NET_ROUTE") + open(my $PROC_NET_ROUTE, "<","$PROC_NET_ROUTE") or die "Could not open $PROC_NET_ROUTE"; - my @ifs = ; + my @ifs = <$PROC_NET_ROUTE>; - close(PROC_NET_ROUTE); + close($PROC_NET_ROUTE); # Eat header line shift @ifs; @@ -365,55 +368,18 @@ sub get_local_mac_for_remote_ip { return $result; } -sub get_local_ip_for_remote_ip { - my $server_ip= shift; - my $result="0.0.0.0"; - - if($server_ip =~ /^(\d\d?\d?\.){3}\d\d?\d?$/) { - # client should always have a 'valid' ip-address, which is available from other hosts too, - # 127.0.0.1 says nothing to foreign host - #if($server_ip eq "127.0.0.1") { - # $result="127.0.0.1"; - #} else { - my $PROC_NET_ROUTE= ('/proc/net/route'); - - open(PROC_NET_ROUTE, "<$PROC_NET_ROUTE") - or die "Could not open $PROC_NET_ROUTE"; - - my @ifs = ; - - close(PROC_NET_ROUTE); - - # Eat header line - shift @ifs; - chomp @ifs; - foreach my $line(@ifs) { - my ($Iface,$Destination,$Gateway,$Flags,$RefCnt,$Use,$Metric,$Mask,$MTU,$Window,$IRTT)=split(/\s/, $line); - my $destination; - my $mask; - my ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Destination); - $destination= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d)); - ($d,$c,$b,$a)=unpack('a2 a2 a2 a2', $Mask); - $mask= sprintf("%d.%d.%d.%d", hex($a), hex($b), hex($c), hex($d)); - if(new NetAddr::IP($server_ip)->within(new NetAddr::IP($destination, $mask))) { - # destination matches route, save mac and exit - $result= &get_ip($Iface); - last; - } - } - #} - } else { - daemon_log("get_local_ip_for_remote_ip was called with a non-ip parameter: $server_ip", 1); - } - return $result; -} - sub generate_hw_digest { my $hw_data; foreach my $line (split /\n/, `cat /proc/bus/pci/devices`) { $hw_data.= sprintf "%s", $line =~ /[^\s]+\s([^\s]+)\s.*/; } + # linux-vserver has no /proc/bus/pci/devices + if ( !$hw_data ) { + foreach my $line (split /\n/, `ifconfig | grep HWaddr`) { + $hw_data.= sprintf "%s", $line =~ /[^\s]+\s([^\s]+)\s.*/; + } + } return(md5_base64($hw_data)); } @@ -476,6 +442,12 @@ sub send_msg_hash_to_target { return $error; } +sub _setREGISTERED { + my $newStatus = shift; + &daemon_log("DEBUG: set REGISTERED flag from '$REGISTERED' to '$newStatus'", 7); + $REGISTERED = $newStatus; + return; +} sub send_msg_to_target { my ($msg, $address, $encrypt_key, $msg_header) = @_ ; @@ -484,15 +456,19 @@ sub send_msg_to_target { if( $msg_header ) { $msg_header = "'$msg_header'-"; } else { $msg_header = ""; } + # Memorize own source address + $msg =~ /(\S+)<\/source>/; + my $own_source_address = $1; + # encrypt xml msg my $crypted_msg = &encrypt_msg($msg, $encrypt_key); # opensocket my $socket = &open_socket($address); if( !$socket ) { - daemon_log("ERROR: cannot send ".$msg_header."msg to $address , host not reachable", 1); + daemon_log("WARNING: cannot send ".$msg_header."msg to '$address', host not reachable", 3); if ($REGISTERED == 1) { - $REGISTERED = 0; # if server is not available, cause reregistering + &_setREGISTERED(0); # if server is not available, cause reregistering daemon_log("INFO: cause reregistering at gosa-si-server", 5); $global_kernel->yield('register_at_gosa_si_server'); @@ -502,7 +478,7 @@ sub send_msg_to_target { # send xml msg if( $error == 0 ) { - print $socket $crypted_msg."\n"; + print $socket $crypted_msg.";$own_source_address\n"; daemon_log("INFO: send ".$msg_header."msg to $address", 5); daemon_log("DEBUG: message:\n$msg", 9); } @@ -533,13 +509,13 @@ sub write_to_file { chomp($string); - if (open(FILE, ">> $file")){ - print FILE $string."\n"; - close(FILE); + if (open(my $FILE, ">>", "$file")){ + print $FILE $string."\n"; + close($FILE); } } - return; + return; } @@ -569,35 +545,35 @@ sub open_socket { # DESCRIPTION: #=============================================================================== sub register_at_gosa_si_server { - my ($kernel) = $_[KERNEL]; - my $try_to_register = 0; - - # if client is already registered, stop registration process - if ($REGISTERED) { - $kernel->delay('register_at_gosa_si_server'); + my ($kernel) = $_[KERNEL]; + my $try_to_register = 0; - # client is not registered, start registration process + if ($REGISTERED) { + # Client is already registered, clear all other registration events + $kernel->delay('register_at_gosa_si_server'); } else { - # clear all other triggered events and wait till registration was successful - $kernel->delay('trigger_new_key'); + # Client is not registered, start registration process + # Clear all other events and wait till registration was successful + $kernel->delay('register_at_gosa_si_server'); + $kernel->delay('trigger_new_key'); - # create new passwd and ciphering object for client-server communication - $server_key = &create_passwd(); + # Create new passwd and ciphering object for client-server communication + $server_key = &create_passwd(); - my $events = join( ",", keys %{$event_hash} ); - while(1) { - $try_to_register++; + my $events = join( ",", keys %{$event_hash} ); + while(1) { + $try_to_register++; - # after one complete round through all server, stop trying to register - if( $try_to_register > @servers ) { last; } + # after one complete round through all server, stop trying to register + if( $try_to_register > @servers ) { last; } - # fetch first gosa-si-server from @servers - # append shifted gosa-si-server at the end of @servers, so looking for servers never stop if - # a registration never occured - my $server = shift(@servers); - push( @servers, $server ); + # fetch first gosa-si-server from @servers + # append shifted gosa-si-server at the end of @servers, so looking for servers never stop if + # a registration never occured + my $server = shift(@servers); + push( @servers, $server ); - # Check if our ip is resolvable - if not: don't try to register + # Check if $server is a valid server address if(!(defined($server) && $server =~ m/^[0-9\.]*?:.*$/)) { &main::daemon_log("ERROR: Server with address '".defined($server)?$server:""."' is invalid!", 1); if (length(@servers) == 1) { @@ -606,29 +582,30 @@ sub register_at_gosa_si_server { } } - # Check if our ip is resolvable - if not: don't try to register - my $ip= &get_local_ip_for_remote_ip(sprintf("%s", $server =~ /^([0-9\.]*?):.*$/)); - my $dnsname= gethostbyaddr(inet_aton($ip), AF_INET); - if(!defined($dnsname)) { - if( defined($client_force_hostname) && $client_force_hostname eq "true") { - $dnsname = `hostname`; - } else { - &write_to_file("goto-error-dns:$ip", $fai_logpath); - exit(1); + # Check if our ip is resolvable - if not: don't try to register + my $ip= &get_local_ip_for_remote_ip(sprintf("%s", $server =~ /^([0-9\.]*?):.*$/)); + my $dnsname= gethostbyaddr(inet_aton($ip), AF_INET); + if(!defined($dnsname)) { + if( defined($client_force_hostname) && $client_force_hostname eq "true") { + $dnsname = `hostname`; + } else { + &write_to_file("goto-error-dns:$ip", $fai_logpath); + &main::daemon_log("ERROR: ip is not resolvable, no registration possible. Write 'goto-error-dns:$ip' to $fai_logpath", 1); + exit(1); + } } - } - # create registration msg + # create registration msg my $local_ip = &get_local_ip_for_remote_ip(sprintf("%s", $server =~ /^([0-9\.]*?):.*$/)); my $local_mac = &get_local_mac_for_remote_ip(sprintf("%s", $server =~ /^([0-9\.]*?):.*$/)); my $register_hash = &create_xml_hash("here_i_am", $local_ip.":".$client_port, $server); &add_content2xml_hash($register_hash, "new_passwd", $server_key); &add_content2xml_hash($register_hash, "mac_address", $local_mac); &add_content2xml_hash($register_hash, "events", $events); - &add_content2xml_hash($register_hash, "client_status", $client_status); - &add_content2xml_hash($register_hash, "client_revision", $client_revision); + &add_content2xml_hash($register_hash, "client_status", $client_status); + &add_content2xml_hash($register_hash, "client_revision", $client_revision); &add_content2xml_hash($register_hash, "gotoHardwareChecksum", $gotoHardwareChecksum); - &add_content2xml_hash($register_hash, "key_lifetime", $server_key_lifetime); + &add_content2xml_hash($register_hash, "key_lifetime", $server_key_lifetime); # Add $HOSTNAME from ENV if force-hostname is set if( defined($client_force_hostname) && $client_force_hostname eq "true") { @@ -639,45 +616,45 @@ sub register_at_gosa_si_server { } } - # send xml hash to server with general server passwd + # send xml hash to server with general server passwd my $res = &send_msg_hash_to_target($register_hash, $server, $default_server_key); - # if delivery of registration msg succeed + # if delivery of registration msg succeed if($res eq "0") { - # reset try_to_register + # reset try_to_register $try_to_register = 0; - # Set fixed client address and mac address + # Set fixed client address and mac address $client_ip= &get_local_ip_for_remote_ip(sprintf("%s", $server =~ /^([0-9\.]*?):.*$/)); $client_address= "$client_ip:$client_port"; $client_mac_address = $local_mac; $client_dnsname = $dnsname; - last; + last; - # delivery of registration msg failed + # delivery of registration msg failed } else { - # wait 1 sec until trying to register again + # wait 1 sec until trying to register again sleep(1); next; } - } # end of while - # one circle through all servers finished and no registration succeed - if ( $try_to_register >= @servers ) { + } # end of while + + if ( $try_to_register >= @servers ) { + # One circle through all servers finished and no registration succeed &write_to_file("gosa-si-no-server-available", $fai_logpath); - $kernel->delay_set('register_at_gosa_si_server', $delay_set_time); - - # delivery of registraion msg succeed, waiting for server response - } else { + } else { + # Delivery of registraion msg succeed, waiting for server response daemon_log("INFO: waiting for msg 'register_at_gosa_si_server'",5); - $kernel->delay_set('register_at_gosa_si_server', $delay_set_time); - # clear old settings and set it again + # Clear old settings and set it again $kernel->delay('trigger_new_key'); $kernel->delay_set('trigger_new_key', $server_key_lifetime); - } + } - } - return; + # Set waiting time for 'register_at_gosa_si_server'-event + $kernel->delay_set('register_at_gosa_si_server', $delay_set_time); + } + return; } @@ -829,6 +806,82 @@ sub trigger_logged_in_users_report { } } +sub trigger_set_terminal_server +{ + # Function is defined in load_reporter.pm + if (exists $event_hash->{set_terminal_server}) + { + no strict 'refs'; + &{$event_hash->{set_terminal_server}."::set_terminal_server"}; + } + else + { + &daemon_log("0 ERROR: load_reporter.pm needs function set_terminal_server to write terminal server load information to client. Processing aborted!", 1); + } + return; +} + +sub trigger_seen_messages { + my ($kernel) = $_[KERNEL] ; + + # Select all files under /tmp with prefix 'goto_notify' + my $goto_dir = "/tmp"; + opendir(DIR, $goto_dir); + my @goto_files = grep { /.+\.goto_notify$/ && -f "$goto_dir/$_" } readdir(DIR); + closedir DIR; + + # Check if file has 'seen' tag + foreach my $goto_file (@goto_files) { + open(my $FILE, "$goto_dir/$goto_file"); + my @lines = <$FILE>; + close($FILE); + + my $source; + my $target; + my $usr; + my $subject; + my $message; + my $seen = 0; + chomp(@lines); + foreach my $line (@lines) { + if ($line =~ /^source:([\S\s]*)$/) { + $source = $1 + } + if ($line =~ /^target:([\S\s]*)$/) { + $target = $1; + } + if ($line =~ /^usr:([\S\s]*)$/) { + $usr = $1; + } + if ($line =~ /^subject:([\S\s]*)$/) { + $subject = $1; + } + if ($line =~ /^message:([\S\s]*)$/) { + $message = $1; + } + if ($line =~ /^seen$/) { + $seen++; + } + } + + # Send 'confirm_usr_msg' back to msg-hosting server + if ($seen) { + my %data = ('usr'=>$usr, 'subject'=>$subject, 'message'=>$message); + my $confirm_msg = &build_msg("confirm_usr_msg", $target, $source, \%data); + my $send_error = &send_msg_to_target($confirm_msg, $server_address, $server_key); + + # Delete file + if (not $send_error) { + system("rm $goto_dir/$goto_file"); + } + } + } + + $kernel->delay_set('trigger_seen_messages', $trigger_seen_messages_delay); + + return; +} + sub generic_file_error { my ( $heap, $operation, $errno, $error_string, $wheel_id ) = @@ -844,7 +897,7 @@ sub generic_file_error { } -sub fifo_got_record { +sub fai_fifo_got_record { my $file_record = $_[ARG0]; my $header; my $content = ""; @@ -863,6 +916,8 @@ sub fifo_got_record { my $clmsg_hash = &create_xml_hash("CLMSG_$header", $client_address, $server_address, $content); &add_content2xml_hash($clmsg_hash, "macaddress", $client_mac_address); + my $utc_ts = &main::get_utc_time(); + &add_content2xml_hash($clmsg_hash, "timestamp", $utc_ts); my $clmsg = &create_xml_string($clmsg_hash); &send_msg_to_target($clmsg, $server_address, $server_key, "CLMSG_$header"); @@ -875,34 +930,80 @@ sub fifo_got_record { } +sub system_fifo_got_record { + my ($kernel, $socket_com_record) = @_[KERNEL, ARG0]; + $socket_com_record =~ /^(\S+)\s?([\s\S]*)$/; + my $function = $1; + my $content = $2; + + if( exists $event_hash->{$function} ) + { + # a event exists with the header as name + daemon_log("INFO: found event '$function' at event-module '".$event_hash->{$function}."'", 5); + no strict 'refs'; + my $answer = &{$event_hash->{$function}."::$function"}($content, $kernel); + &post_processing_and_sending($answer) + } + else + { + daemon_log("ERROR: Got input '$socket_com_record' from socket '$system_com_fifo'", 1); + daemon_log("ERROR: No event '$function' found in event modules under '$event_dir'.", 1); + } + +# # Sanity check of fifo record +# +# # Create record message +# my $lr_msg_hash = &create_xml_hash("load_report", $client_address, $server_address, $file_record); +# &add_content2xml_hash($lr_msg_hash, "macaddress", $client_mac_address); +# my $utc_ts = &main::get_utc_time(); +# &add_content2xml_hash($lr_msg_hash, "timestamp", $utc_ts); +# my $lr_msg = &create_xml_string($lr_msg_hash); +# +# # Report message to si-server +# &send_msg_to_target($lr_msg, $server_address, $server_key, "load_report"); + + return; +} + + sub save_fai_log { my ($fai_log_dir) = @_ ; my $FAI_DIR; - opendir($FAI_DIR, $fai_log_dir); - if (not defined $FAI_DIR) { - daemon_log("ERROR: can not open directory $fai_log_dir: $!", 1); - return; + # Directory for log files after a softupdate + my $log_dir = File::Spec->catdir($fai_log_dir, "localhost/last"); + + if (not -d $log_dir) { + # Directory for log files after a new installation + $log_dir = "/tmp/fai"; + if (not -d $log_dir) { + daemon_log("ERROR: cannot open directory $log_dir", 1); + return; + } } + opendir($FAI_DIR, "$log_dir"); my @log_files = readdir($FAI_DIR); closedir($FAI_DIR); - my @log_list; + my @log_list; foreach my $log_file (@log_files) { if( $log_file eq "." || $log_file eq ".." ) { next; } + my $log = "log_file:$log_file:"; - $log_file = File::Spec->catfile( $fai_log_dir, $log_file ); - open(my $FILE, "<$log_file"); - if (not defined $FILE ) { - daemon_log("ERROR: can not open '$log_file': $!", 1); + $log_file = File::Spec->catfile( $log_dir, $log_file ); + + if (not -f $log_file) { + daemon_log("ERROR: cannot read $log_file", 1); next; } - my @lines = <$FILE>; + + open(my $FILE, "<","$log_file"); + my @lines = <$FILE> ; + close ($FILE); my $log_string = join("", @lines); $log .= &encode_base64($log_string); push(@log_list, $log); - close ($FILE); } my $all_log_string = join("\n", @log_list); @@ -937,17 +1038,13 @@ sub _start { my $watcher = POE::Wheel::FollowTail->new( Filename => $file, InputEvent => $name."_record", - # ResetEvent => "file_reset", ErrorEvent => "file_error", ); -# $heap->{tail} = POE::Wheel::Run->new( -# Program => [ "/usr/bin/tail", "-f", $file ], -# StdoutEvent => $file_name."_record", -# ); $heap->{services}->{ $watcher->ID } = $name; $heap->{watchers}->{ $watcher->ID } = $watcher; } $kernel->yield('trigger_logged_in_users_report'); + $kernel->yield('trigger_seen_messages'); } @@ -963,25 +1060,25 @@ sub server_input { my $error = 0; my $answer; - daemon_log("INFO: Incoming msg from '$remote_ip'", 5); daemon_log("DEBUG: Incoming msg:\n$input\n", 9); - my ($msg, $msg_hash) = &check_key_and_xml_validity($input, $server_key); + # Cut of ip and port from msgs tail + my ($encrypted_msg, $msg_source) = split(/;/, $input); + + my ($msg, $msg_hash) = &check_key_and_xml_validity($encrypted_msg, $server_key); if( (!$msg) || (!$msg_hash) ) { daemon_log("WARNING: Deciphering of incoming msg failed", 3); if($server_address =~ /$remote_ip/) { - # got a msg from gosa-si-server which can not be decrypted, may the secrete not up-to-date + # Got a msg from gosa-si-server which can not be decrypted, the secrete is not up-to-date # cause a reregistering with a new secrete handshake - daemon_log("WARNING: Message from gosa-si-server could not be understood, cause reregistering at server", 3); - - # if client is alread in a registration process, that means not registered, do nothing - # if not, cause re-registration - if (not $REGISTERED) { - &daemon_log("WARNING: gosa-si-client is already in a registration process so ignore this message", 3); - } else { - $REGISTERED = 0; + daemon_log("ERROR: Message from gosa-si-server could not be understood, cause reregistering at server", 1); + if ($REGISTERED) { + daemon_log("INFO: Client has currently status registered so throw new registering event", 5); + &_setREGISTERED(0); $kernel->post('client_session', 'register_at_gosa_si_server'); + } else { + daemon_log("INFO: Client is currently within a registration process so wait for the next registration itteration", 5); } } $error++; @@ -1008,38 +1105,116 @@ sub server_input { ######## # answer - if( $answer ) { + &post_processing_and_sending($answer); + + return; +} + +sub post_processing_and_sending +{ + my ($answer) = @_ ; + + # Do nothing if answer does not exists + if (not defined $answer) { return; } + + # Check gosa-si envelope validity + my $answer_hash = &check_outgoing_xml_validity($answer); + + # If answer is valid go ahead + if( not defined $answer_hash ) { return; } + + # Sending + $answer =~ /
(\S+)<\/header>/; + &send_msg_to_target($answer, $server_address, $server_key, $1); + + return; +} - #check gosa-si envelope validity - my $answer_hash = &check_outgoing_xml_validity($answer); +sub find_servers { + # add gosa-si-server address from config file at first position of server list + my $server_check_cfg = Config::IniFiles->new( -file => $cfg_file ); - if( $answer_hash ) { - # answer is valid + # Parse servers string + my @conf_servers = split(',', $servers_string); - # preprocessing - if( $answer =~ "
registered
") { - # set registered flag to true to stop sending further registered msgs - $REGISTERED = 1; - } + # Now search for fallback servers in the configuration + foreach my $cur_server (@conf_servers) { + # Remove spaces from the IP + $cur_server =~ s/\s//g; + + my $ip = $cur_server; + if(not $cur_server =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/) { + my $ip_address = inet_ntoa(scalar gethostbyname($ip)); + if(defined($ip_address) && $ip_address =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}/) { + # Write ip address to $server_ip variable + $ip = $ip_address; + } + } + + my $server_addr = sprintf("%s:%s", $ip, $server_port); + if (not grep { $_ eq $server_addr } @servers) { + push(@servers, $server_addr); + } + } + + my $servers_string = join(", ", @servers); + daemon_log("INFO: found servers in configuration file: $servers_string", 1); + + # Last but not least search for fallback servers in the DNS + if (defined($opts_dnslookup) and $opts_dnslookup eq "true") { + my @tmp_servers; + if ( !$server_domain) { + # Try our DNS Searchlist + my @domain_list = &get_dns_domains(); + my $tmp_domains; + my $error_string; + for my $domain (@domain_list) { + chomp($domain); + ($tmp_domains, $error_string) = &get_server_addresses($domain); + if(@$tmp_domains) { + for my $tmp_server(@$tmp_domains) { + push @tmp_servers, $tmp_server; + } + } + } + + if (0 == @tmp_servers) { + daemon_log("INFO: No servers found in DNS.", 1); + } else { - $answer =~ /
(\S+)<\/header>/; - &send_msg_to_target($answer, $server_address, $server_key, $1); + my $servers_string = join(", ", @tmp_servers); + daemon_log("INFO: found servers in DNS: $servers_string", 1); + } + } else { + @tmp_servers = &get_server_addresses($server_domain); + if( 0 == @tmp_servers ) { + daemon_log("INFO: No servers found in DNS for domain '$server_domain'",1); } + } - # postprocessing - if( $answer =~ "
new_key
") { - # set new key to global variable - $answer =~ /(\S*?)<\/new_key>/; - my $new_key = $1; - $server_key = $new_key; + if ( 0 != @tmp_servers ) { + foreach my $server_addr (@tmp_servers) { + if (not grep { $_ eq $server_addr } @servers) { + push(@servers, $server_addr); + } } } + } + if (0 == scalar(@servers)) { + daemon_log("ERROR: No servers found in the configuration or DNS.", 1); + exit(1); } - return; -} + # Define first server as server_ip + $server_ip = $servers[0]; + # prepare variables + if( inet_aton($server_ip) ){ $server_ip = inet_ntoa(inet_aton($server_ip)); } + if (defined $server_ip && defined $server_port) { + $server_address = $server_ip.":".$server_port; + } +} #==== MAIN = main ============================================================== # parse commandline options @@ -1075,9 +1250,9 @@ if( ! $foreground ) { # Do something useful - put our PID into the pid_file if( 0 != $pid ) { - open( LOCK_FILE, ">$pid_file" ); - print LOCK_FILE "$pid\n"; - close( LOCK_FILE ); + open( my $LOCK_FILE, ">", "$pid_file" ); + print $LOCK_FILE "$pid\n"; + close( $LOCK_FILE ); if( !$foreground ) { exit( 0 ) }; @@ -1095,6 +1270,13 @@ if ($client_headURL =~ /\/tag\// || $client_status = "developmental" ; } +# Determine root uid and adm gid, used for creating log files +$root_uid = getpwnam('root'); +$adm_gid = getgrnam('adm'); +if(not defined $adm_gid){ + $adm_gid = getgrnam('root'); +} + daemon_log(" ", 1); daemon_log("$prg started!", 1); daemon_log("INFO: status: $client_status", 1); @@ -1113,7 +1295,11 @@ daemon_log("INFO: gosa-si-client mac address detected: $client_mac_address", 1); # import events my ($error, $result, $tmp_hash) = &import_events($event_dir); -$event_hash = $tmp_hash; +while (my ($module, $mod_event_hash) = each %$tmp_hash) { + while (my ($event_name, $nothing) = each %$mod_event_hash) { + $event_hash->{$event_name} = $module; + } +} foreach my $log_line (@$result) { if ($log_line =~ / succeed: /) { @@ -1128,7 +1314,6 @@ foreach my $log_line (@$result) { $gotoHardwareChecksum= &generate_hw_digest(); daemon_log("INFO: gotoHardwareChecksum detected: $gotoHardwareChecksum", 1); - # create socket for incoming xml messages POE::Component::Server::TCP->new( Alias => 'gosa-si-client', @@ -1137,61 +1322,23 @@ POE::Component::Server::TCP->new( ); daemon_log("INFO: start socket for incoming xml messages at port '$client_port' ", 1); - -# prepare variables -if( inet_aton($server_ip) ){ $server_ip = inet_ntoa(inet_aton($server_ip)); } -if (defined $server_ip && defined $server_port) { - $server_address = $server_ip.":".$server_port; -} $xml = new XML::Simple(); $default_server_key = $server_key; +# Open a new fifo for FAI messages to gosa-si-server +if (-p $fai_com_fifo) { unlink $fai_com_fifo } +POSIX::mkfifo("$fai_com_fifo", 0600); -# add gosa-si-server address from config file at first position of server list -my $server_check_cfg = Config::IniFiles->new( -file => $cfg_file ); -my $server_check = (defined($server_check_cfg))?$server_check_cfg->val( "server", "ip"):undef; -if( defined $server_check ) { - unshift(@servers, $server_address); - my $servers_string = join(", ", @servers); - daemon_log("INFO: found servers in configuration file: $servers_string", 5); -} else { - my @tmp_servers; - if ( !$server_domain) { - # Try our DNS Searchlist - for my $domain(get_dns_domains()) { - chomp($domain); - my @tmp_domains= &get_server_addresses($domain); - if(@tmp_domains) { - for my $tmp_server(@tmp_domains) { - push @tmp_servers, $tmp_server; - } - } - } - if(@tmp_servers && length(@tmp_servers)==0) { - daemon_log("ERROR: please specify a gosa-si-server address or a domain in config file", 1); - kill 2, $$; - } - } else { - @tmp_servers = &get_server_addresses($server_domain); - if( 0 == @tmp_servers ) { - daemon_log("ERROR: no gosa-si-server found in DNS for domain '$server_domain'",1); - daemon_log("ERROR: please specify a gosa-si-server address or a domain in config file", 1); - kill 2, $$; - } - } +# Find servers from config and DNS +&find_servers; - foreach my $server (@tmp_servers) { - unshift(@servers, $server); - } - my $servers_string = join(", ", @servers); - daemon_log("INFO: found servers in DNS: $servers_string", 5); +# Open a new fifo for system communication, +if (-p $system_com_fifo) { unlink $system_com_fifo } +if ($system_com eq "enabled") +{ + POSIX::mkfifo("$system_com_fifo", 0600); } - -# open fifo for non-gosa-si-client-msgs to gosa-si-server -POSIX::mkfifo("$gosa_si_client_fifo", "0600"); - - POE::Session->create( inline_states => { _start => \&_start, @@ -1202,9 +1349,14 @@ POE::Session->create( # trigger periodical tasks trigger_new_key => \&trigger_new_key, trigger_logged_in_users_report => \&trigger_logged_in_users_report, + trigger_seen_messages => \&trigger_seen_messages, + + # trigger non periodical tasks + trigger_set_terminal_server => \&trigger_set_terminal_server, # handle records from each defined file differently - fifo_record => \&fifo_got_record, + fai_fifo_record => \&fai_fifo_got_record, + system_fifo_record => \&system_fifo_got_record, # handle file resets and errors the same way for each file file_reset => \&generic_file_reset,