X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=gosa-si%2Fgosa-si-client;h=be282a52de1d65c005a366224c30e8f04f2c4374;hb=2e1a7f272ac8f39bc8ebe2e6c33fe7bdd63ab03d;hp=f23bd11724fc97e332f832e67ceade3e76ab88b0;hpb=fd1877dbeab98f682c72444c1d9d0747fa74820d;p=gosa.git diff --git a/gosa-si/gosa-si-client b/gosa-si/gosa-si-client index f23bd1172..be282a52d 100755 --- a/gosa-si/gosa-si-client +++ b/gosa-si/gosa-si-client @@ -20,13 +20,12 @@ use strict; use warnings; -use utf8; use Getopt::Long; use Config::IniFiles; use POSIX; use Time::HiRes qw( gettimeofday ); -use POE qw(Component::Server::TCP Wheel::FollowTail); +use POE qw(Component::Server::TCP Wheel::FollowTail Wheel::Run); use IO::Socket::INET; use NetAddr::IP; use Data::Dumper; @@ -35,18 +34,26 @@ use GOSA::GosaSupportDaemon; use Digest::MD5 qw(md5_hex md5 md5_base64); use MIME::Base64; use XML::Simple; -use Net::DNS; +#use Net::DNS; # no longer used because function moved to GosaSupportDaemon.pm : rettenbe : 16.05.2008 use File::Basename; +use File::Spec; +# 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; my $event_dir = "/usr/lib/gosa-si/client/events"; use lib "/usr/lib/gosa-si/client/events"; -my ($cfg_file, %cfg_defaults, $foreground, $verbose, $pid_file, $opts_file, $procid, $pid, $log_file, $fai_logpath); -my ($server_ip, $server_port, $server_key, $server_timeout, $server_domain, $server_key_lifetime); -my ($client_ip, $client_port, $client_mac_address, $ldap_enabled, $ldap_config, $pam_config, $nss_config); +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 $xml; -my $default_server_key; my $event_hash; +my $default_server_key; my @servers; my $gotoHardwareChecksum; my $gosa_si_client_fifo; @@ -54,9 +61,15 @@ my %files_to_watch; $verbose= 1; # globalise variables which are used in imported events +our $global_kernel; our $cfg_file; +our $opts_file; our $server_address; our $client_address; +our $client_ip; +our $client_mac_address; +our $client_dnsname; +our $client_force_hostname; our $server_key; # default variables @@ -68,9 +81,15 @@ $gosa_si_client_fifo = "/var/run/gosa-si-client.socket"; # 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 = 5; +my $delay_set_time = 10; our $prg= basename($0); +# all x seconds the client reports logged_in users to gosa-si-server +my $trigger_logged_in_users_report_delay = 600; + +# directory where all log files from installation are stored +my $fai_log_dir = "/tmp/fai"; + %cfg_defaults = ( "general" => {"log-file" => [\$log_file, "/var/run/".$prg.".log"], @@ -85,8 +104,9 @@ our $prg= basename($0); "ldap" => [\$ldap_enabled, 1], "ldap-config" => [\$ldap_config, "/etc/ldap/ldap.conf"], "pam-config" => [\$pam_config, "/etc/pam_ldap.conf"], - "nss-config" => [\$nss_config, "/etc/libnss_ldap.conf"], + "nss-config" => [\$nss_config, "/etc/libnss-ldap.conf"], "fai-logpath" => [\$fai_logpath, "/var/log/fai/fai.log"], + "force-hostname" => [\$client_force_hostname, "false"], }, "server" => { "ip" => [\$server_ip, "127.0.0.1"], @@ -135,7 +155,7 @@ sub check_cmdline_param () { sub read_configfile { my ($cfg_file, %cfg_defaults) = @_ ; my $cfg; - if( defined( $cfg_file) && ( length($cfg_file) > 0 )) { + if( defined( $cfg_file) && ( (-s $cfg_file) > 0 )) { if( -r $cfg_file ) { $cfg = Config::IniFiles->new( -file => $cfg_file ); } else { @@ -147,7 +167,7 @@ sub read_configfile { 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 ] ); + ${@$pinfo[ 0 ]} = $cfg->val( $section, $param, @$pinfo[ 1 ] ); } } } @@ -204,9 +224,9 @@ sub check_pid { sub sig_int_handler { my ($signal) = @_; - - daemon_log("shutting down gosa-si-server", 1); - exit(1); + + daemon_log("shutting down gosa-si-client", 1); + system("kill `ps -C gosa-si-client -o pid=`"); } $SIG{INT} = \&sig_int_handler; @@ -220,78 +240,40 @@ $SIG{INT} = \&sig_int_handler; # DESCRIPTION: #=============================================================================== sub daemon_log { - # log into log_file +# log into log_file my( $msg, $level ) = @_; 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: $!"; - return } - chomp($msg); - if($level <= $verbose){ - my ($seconds, $minutes, $hours, $monthday, $month, - $year, $weekday, $yearday, $sommertime) = localtime(time); - $hours = $hours < 10 ? $hours = "0".$hours : $hours; - $minutes = $minutes < 10 ? $minutes = "0".$minutes : $minutes; - $seconds = $seconds < 10 ? $seconds = "0".$seconds : $seconds; - my @monthnames = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"); - $month = $monthnames[$month]; - $monthday = $monthday < 10 ? $monthday = "0".$monthday : $monthday; - $year+=1900; - - my $log_msg = "$month $monthday $hours:$minutes:$seconds $prg $msg\n"; - print LOG_HANDLE $log_msg; - if( $foreground ) { - print STDERR $log_msg; - } + return + } + chomp($msg); + if($level <= $verbose){ + my ($seconds, $minutes, $hours, $monthday, $month, + $year, $weekday, $yearday, $sommertime) = localtime(time); + $hours = $hours < 10 ? $hours = "0".$hours : $hours; + $minutes = $minutes < 10 ? $minutes = "0".$minutes : $minutes; + $seconds = $seconds < 10 ? $seconds = "0".$seconds : $seconds; + my @monthnames = ("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"); + $month = $monthnames[$month]; + $monthday = $monthday < 10 ? $monthday = "0".$monthday : $monthday; + $year+=1900; + + my $log_msg = "$month $monthday $hours:$minutes:$seconds $prg $msg\n"; + print LOG_HANDLE $log_msg; + if( $foreground ) { + print STDERR $log_msg; } + } close( LOG_HANDLE ); } -#log into syslog -# my ($msg, $level, $facility) = @_; -# if(not defined $msg) {return} -# if(not defined $level) {$level = "info"} -# if(not defined $facility) {$facility = "LOG_DAEMON"} -# openlog($0, "pid,cons,", $facility); -# syslog($level, $msg); -# closelog; -# return; } -#=== FUNCTION ================================================================ -# NAME: get_interfaces -# PARAMETERS: none -# RETURNS: (list of interfaces) -# DESCRIPTION: Uses proc fs (/proc/net/dev) to get list of interfaces. -#=============================================================================== -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 = ; - - 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 @result; -} - #=== FUNCTION ================================================================ # NAME: get_mac # PARAMETERS: interface name (i.e. eth0) @@ -339,61 +321,6 @@ sub get_mac { } -#=== 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; - last; - } - } - } - } - return $result; -} - - -#=== FUNCTION ================================================================ -# NAME: get_ip -# PARAMETERS: interface name (i.e. eth0) -# RETURNS: (ip address) -# DESCRIPTION: Uses ioctl to get ip address directly from system. -#=============================================================================== -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; -} - #=== FUNCTION ================================================================ # NAME: get_local_mac_for_remote_ip @@ -490,14 +417,15 @@ sub generate_hw_digest { } -sub create_passwd { - my $new_passwd = ""; - for(my $i=0; $i<31; $i++) { - $new_passwd .= ("a".."z","A".."Z",0..9)[int(rand(62))] - } - - return $new_passwd; -} +# moved to GosaSupportDaemon: rettenbe, 19.05.2008 +#sub create_passwd { +# my $new_passwd = ""; +# for(my $i=0; $i<31; $i++) { +# $new_passwd .= ("a".."z","A".."Z",0..9)[int(rand(62))] +# } +# +# return $new_passwd; +#} sub create_ciphering { @@ -516,10 +444,12 @@ sub create_ciphering { sub encrypt_msg { my ($msg, $key) = @_; my $my_cipher = &create_ciphering($key); + my $len; { - use bytes; - $msg = "\0"x(16-length($msg)%16).$msg; + use bytes; + $len= 16-length($msg)%16; } + $msg = "\0"x($len).$msg; $msg = $my_cipher->encrypt($msg); chomp($msg = &encode_base64($msg)); # there are no newlines allowed inside msg @@ -539,122 +469,42 @@ sub decrypt_msg { } -sub get_server_addresses { - my $domain= shift; - my @result; - - my $error = 0; - my $res = Net::DNS::Resolver->new; - my $query = $res->send("_gosa-si._tcp.".$domain, "SRV"); - my @hits; - - if ($query) { - foreach my $rr ($query->answer) { - push(@hits, $rr->target.":".$rr->port); - } - } - else { - #warn "query failed: ", $res->errorstring, "\n"; - $error++; - } - - if( $error == 0 ) { - foreach my $hit (@hits) { - my ($hit_name, $hit_port) = split(/:/, $hit); - chomp($hit_name); - chomp($hit_port); - - my $address_query = $res->send($hit_name); - if( 1 == length($address_query->answer) ) { - foreach my $rr ($address_query->answer) { - push(@result, $rr->address.":".$hit_port); - } - } - } - } - -# my $dig_cmd= 'dig +nocomments srv _gosa-si._tcp.'.$domain; +# moved to GosaSupportDaemon: rettenbe: 16.05.2008 +#sub get_server_addresses { +# my $domain= shift; +# my @result; +# +# my $error = 0; +# my $res = Net::DNS::Resolver->new; +# my $query = $res->send("_gosa-si._tcp.".$domain, "SRV"); +# my @hits; # -# my $output= `$dig_cmd 2>&1`; -# open (PIPE, "$dig_cmd 2>&1 |"); -# while() { -# chomp $_; -# # If it's not a comment -# if($_ =~ m/^[^;]/) { -# my @matches= split /\s+/; +# if ($query) { +# foreach my $rr ($query->answer) { +# push(@hits, $rr->target.":".$rr->port); +# } +# } +# else { +# #warn "query failed: ", $res->errorstring, "\n"; +# $error++; +# } # -# # Push hostname with port -# if($matches[3] eq 'SRV') { -# push @result, $matches[7].':'.$matches[6]; -# } elsif ($matches[3] eq 'A') { -# my $i=0; +# if( $error == 0 ) { +# foreach my $hit (@hits) { +# my ($hit_name, $hit_port) = split(/:/, $hit); +# chomp($hit_name); +# chomp($hit_port); # -# # Substitute the hostname with the ip address of the matching A record -# foreach my $host (@result) { -# if ((split /\:/, $host)[0] eq $matches[0]) { -# $result[$i]= $matches[4].':'.(split /\:/, $host)[1]; -# } -# $i++; +# my $address_query = $res->send($hit_name); +# if( 1 == length($address_query->answer) ) { +# foreach my $rr ($address_query->answer) { +# push(@result, $rr->address.":".$hit_port); # } # } # } # } -# close(PIPE); - return @result; -} - - -##=== FUNCTION ================================================================ -## NAME: create_ciphering -## PARAMETERS: passwd - string - used to create ciphering -## RETURNS: cipher - object -## DESCRIPTION: creates a Crypt::Rijndael::MODE_CBC object with passwd as key -##=============================================================================== -#sub create_ciphering { -# my ($passwd) = @_; -# $passwd = substr(md5_hex("$passwd") x 32, 0, 32); -# my $iv = substr(md5_hex('GONICUS GmbH'),0, 16); -# -# #daemon_log("iv: $iv", 7); -# #daemon_log("key: $passwd", 7); -# my $my_cipher = Crypt::Rijndael->new($passwd , Crypt::Rijndael::MODE_CBC()); -# $my_cipher->set_iv($iv); -# return $my_cipher; -#} -# -# -#sub create_ciphering { -# my ($passwd) = @_; -# $passwd = substr(md5_hex("$passwd") x 32, 0, 32); -# my $iv = substr(md5_hex('GONICUS GmbH'),0, 16); -# my $my_cipher = Crypt::Rijndael->new($passwd , Crypt::Rijndael::MODE_CBC()); -# $my_cipher->set_iv($iv); -# return $my_cipher; -#} -# -# -#sub encrypt_msg { -# my ($msg, $key) = @_; -# my $my_cipher = &create_ciphering($key); -# { -# use bytes; -# $msg = "\0"x(16-length($msg)%16).$msg; -# } -# $msg = $my_cipher->encrypt($msg); -# chomp($msg = &encode_base64($msg)); -# # there are no newlines allowed inside msg -# $msg=~ s/\n//g; -# return $msg; -#} # -# -#sub decrypt_msg { -# my ($msg, $key) = @_ ; -# $msg = &decode_base64($msg); -# my $my_cipher = &create_ciphering($key); -# $msg = $my_cipher->decrypt($msg); -# $msg =~ s/\0*//g; -# return $msg; +# return @result; #} @@ -680,12 +530,8 @@ sub send_msg_to_target { my ($msg, $address, $encrypt_key, $msg_header) = @_ ; my $error = 0; - if( $msg_header ) { - $msg_header = "'$msg_header'-"; - } - else { - $msg_header = ""; - } + if( $msg_header ) { $msg_header = "'$msg_header'-"; } + else { $msg_header = ""; } # encrypt xml msg my $crypted_msg = &encrypt_msg($msg, $encrypt_key); @@ -693,17 +539,21 @@ sub send_msg_to_target { # opensocket my $socket = &open_socket($address); if( !$socket ) { - daemon_log("cannot send ".$msg_header."msg to $address , host not reachable", 1); + daemon_log("ERROR: cannot send ".$msg_header."msg to $address , host not reachable", 1); + if ($REGISTERED == 1) { + $REGISTERED = 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'); + + } $error++; } + # send xml msg if( $error == 0 ) { - # send xml msg print $socket $crypted_msg."\n"; - - daemon_log("send ".$msg_header."msg to $address", 1); - daemon_log("message:\n$msg", 8); - + daemon_log("INFO: send ".$msg_header."msg to $address", 5); + daemon_log("DEBUG: message:\n$msg", 9); } # close socket in any case @@ -732,9 +582,10 @@ sub write_to_file { chomp($string); - open(FILE, ">> $file"); - print FILE $string."\n"; - close(FILE); + if (open(FILE, ">> $file")){ + print FILE $string."\n"; + close(FILE); + } } return; @@ -755,7 +606,7 @@ sub open_socket { if(not defined $socket) { return; } - &daemon_log("open_socket: $PeerAddr", 7); + &daemon_log("DEBUG: open_socket: $PeerAddr", 7); return $socket; } @@ -767,105 +618,122 @@ sub open_socket { # DESCRIPTION: #=============================================================================== sub register_at_gosa_si_server { - my ($kernel) = $_[KERNEL]; - my $try_to_register = 0; + my ($kernel) = $_[KERNEL]; + my $try_to_register = 0; + + # if client is already registered, stop registration process + if ($REGISTERED) { + $kernel->delay('register_at_gosa_si_server'); + + # client is not registered, start registration process + } else { + # clear all other triggered events and wait till registration was successful + $kernel->delay('trigger_new_key'); - if( not $REGISTERED ) { - # 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) { + my $events = join( ",", keys %{$event_hash} ); + while(1) { + $try_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 - my $server = shift(@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 - my $ip= &get_local_ip_for_remote_ip(sprintf("%s", $server =~ /^([0-9\.]*?):.*$/)); - my $resolver= Net::DNS::Resolver->new; - my $dnsresult= $resolver->search($ip); - my $dnsname=""; - if(!defined($dnsresult)) { - &write_to_file("goto-error-dns:$ip", $fai_logpath); - exit(1); - } else { - $dnsname=$dnsresult->{answer}[0]->{ptrdname}; + + # Check if our ip is resolvable - if not: don't try to register + if(!(defined($server) && $server =~ m/^[0-9\.]*?:.*$/)) { + &main::daemon_log("ERROR: Server with address '".defined($server)?$server:""."' is invalid!", 1); + if (length(@servers) == 1) { + &main::daemon_log("ERROR: No valid servers found!", 1); + exit(1); + } } - # 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); + # 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($dnsname)) { + &write_to_file("goto-error-dns:$ip", $fai_logpath); + exit(1); + } + + # 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, "gotoHardwareChecksum", $gotoHardwareChecksum); - - # send xml hash to server with general server passwd - my $res = &send_msg_hash_to_target($register_hash, $server, $default_server_key); - if($res == 0) { - # reset try_to_register - $try_to_register = 0; - - # Set fixed client address + &add_content2xml_hash($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, "gotoHardwareChecksum", $gotoHardwareChecksum); + &add_content2xml_hash($register_hash, "key_lifetime", $server_key_lifetime); + + # Add $HOSTNAME from ENV if force-hostname is set + if( defined($client_force_hostname) && $client_force_hostname eq "true") { + if(defined($ENV{HOSTNAME}) && length($ENV{HOSTNAME}) >0 ) { + &add_content2xml_hash($register_hash, "force-hostname", $ENV{HOSTNAME}); + } else { + &main::daemon_log("force-hostname was set to true, but no \$HOSTNAME was found in Environment!",0); + } + } + + # send xml hash to server with general server passwd + my $res = &send_msg_hash_to_target($register_hash, $server, $default_server_key); + + # if delivery of registration msg succeed + if($res eq "0") { + # reset try_to_register + $try_to_register = 0; + + # 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 = $dnsname; + last; - # Write the MAC address to file - if(stat($opts_file)) { - unlink($opts_file); - } - my $opts_file_FH; - my $hostname= $dnsname; - $hostname =~ s/\..*$//; - open($opts_file_FH, ">$opts_file"); - print $opts_file_FH "MAC=\"$local_mac\"\n"; - print $opts_file_FH "IPADDRESS=\"$client_ip\"\n"; - print $opts_file_FH "HOSTNAME=\"$hostname\"\n"; - print $opts_file_FH "FQDN=\"$dnsname\"\n"; - close($opts_file_FH); - last; + # delivery of registration msg failed } else { - $try_to_register++; - # wait 1 sec until trying to register again - sleep(1); + # wait 1 sec until trying to register again + sleep(1); next; } - } - if( $try_to_register >= @servers ) { - &write_to_file("gosa-si-no-server-available", $fai_logpath); - $kernel->delay_set('register_at_gosa_si_server', $delay_set_time); - } - else { - daemon_log("waiting for msg 'register_at_gosa_si_server'",1); - $kernel->delay_set('register_at_gosa_si_server', $delay_set_time); - # clear old settings and set it again - $kernel->delay_set('trigger_new_key', $server_key_lifetime); - } - } - return; + } # end of while + # one circle through all servers finished and no registration succeed + if ( $try_to_register >= @servers ) { + &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 { + 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 + $kernel->delay('trigger_new_key'); + $kernel->delay_set('trigger_new_key', $server_key_lifetime); + } + + } + return; } sub check_key_and_xml_validity { my ($crypted_msg, $module_key) = @_; -#print STDERR "crypted_msg:$crypted_msg\n"; -#print STDERR "modul_key:$module_key\n"; my $msg; my $msg_hash; eval{ $msg = &decrypt_msg($crypted_msg, $module_key); - &main::daemon_log("decrypted_msg: \n$msg", 8); + &main::daemon_log("decrypted_msg: \n$msg", 9); $msg_hash = $xml->XMLin($msg, ForceArray=>1); @@ -976,37 +844,37 @@ sub check_outgoing_xml_validity { } -sub import_events { - - if (not -e $event_dir) { - daemon_log("ERROR: cannot find directory or directory is not readable: $event_dir", 1); - } - 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( $@ ) { - daemon_log("ERROR: import of event module '$event' failed", 1); - 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} = $event_module; - } - - } - - my @all_events = keys %$event_hash; - my $all_events_string = join(", ", @all_events); - - daemon_log("INFO: imported events: $all_events_string", 5); -} +#sub import_events { +# +# if (not -e $event_dir) { +# daemon_log("ERROR: cannot find directory or directory is not readable: $event_dir", 1); +# } +# 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; } +# daemon_log("INFO: found event module: $event", 5); +# eval{ require $event; }; +# if( $@ ) { +# daemon_log("ERROR: import of event module '$event' failed", 1); +# daemon_log("$@", 1); +# 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} = $event_module; +# } +# +# } +# +# my @all_events = keys %$event_hash; +# my $all_events_string = join(", ", @all_events); +# +# daemon_log("INFO: imported events: $all_events_string", 5); +#} sub trigger_new_key { my ($kernel) = $_[KERNEL] ; @@ -1015,18 +883,30 @@ sub trigger_new_key { &send_msg_to_target($msg, $client_address, $server_key, 'new_key'); $kernel->delay_set('trigger_new_key', $server_key_lifetime); - } -sub generic_file_reset { - my ( $heap, $wheel_id ) = @_[ HEAP, ARG0 ]; +sub trigger_logged_in_users_report { + my ($kernel) = $_[KERNEL] ; - my $service = $heap->{services}->{$wheel_id}; - daemon_log("INFO: '$service' watching reset", 5); - return; + # just do if client is registered already + if( $REGISTERED ) { + my $result = qx(/usr/bin/users); + my @logged_in_user_list; + if( defined $result ) { + chomp($result); + @logged_in_user_list = split(/\s/, $result); + } + + system("echo 'CURRENTLY_LOGGED_IN ".join(" ", @logged_in_user_list)."' > /var/run/gosa-si-client.socket"); + $kernel->delay_set('trigger_logged_in_users_report', $trigger_logged_in_users_report_delay); + } else { + # try it in 10 sec again + $kernel->delay_set('trigger_logged_in_users_report', 10); + } } + sub generic_file_error { my ( $heap, $operation, $errno, $error_string, $wheel_id ) = @_[ HEAP, ARG0, ARG1, ARG2, ARG3 ]; @@ -1040,10 +920,12 @@ sub generic_file_error { return; } + sub fifo_got_record { my $file_record = $_[ARG0]; my $header; my $content = ""; + daemon_log("DEBUG: fifo got record: $file_record", 7); $file_record =~ /^(\S+)[ ]?([\s\S]+)?$/; if( defined $1 ) { @@ -1059,42 +941,116 @@ 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 $clmsg = &create_xml_string($clmsg_hash); - &send_msg_to_target($clmsg, $server_address, $server_key); + &send_msg_to_target($clmsg, $server_address, $server_key, "CLMSG_$header"); + + # if installation finished, save all log files + if ($file_record eq "TASKBEGIN finish") { + &save_fai_log($fai_log_dir); + } + 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: $!", 1); + return; + } + + my @log_files = readdir($FAI_DIR); + closedir($FAI_DIR); + 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': $!", 1); + next; + } + my @lines = <$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); + my $msg_hash = &create_xml_hash("CLMSG_save_fai_log", $client_address, $server_address, $all_log_string); + &add_content2xml_hash($msg_hash, "macaddress", $client_mac_address); + my $msg = &create_xml_string($msg_hash); + &send_msg_to_target($msg, $server_address, $server_key, "CLMSG_save_fai_log"); + +} + + sub _start { my ($kernel, $heap) = @_[KERNEL, HEAP]; $kernel->alias_set('client_session'); + $global_kernel = $kernel; # this is used to throw events at each point of the skript # force a registration at a gosa-si-server $kernel->yield('register_at_gosa_si_server'); # install all file watcher defined - while( my($file_name, $file) = each %files_to_watch ) { - my $file_watcher = POE::Wheel::FollowTail->new( + while( my($name, $file) = each %files_to_watch ) { + my $watcher = POE::Wheel::FollowTail->new( Filename => $file, - InputEvent => $file_name."_record", - ResetEvent => "file_reset", + InputEvent => $name."_record", + # ResetEvent => "file_reset", ErrorEvent => "file_error", ); - $heap->{services}->{ $file_watcher->ID } = $file_name; - $heap->{watchers}->{ $file_watcher->ID } = $file_watcher; +# $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; } + $kernel->yield('trigger_logged_in_users_report'); +} + + +sub _default { + daemon_log("ERROR: can not handle incoming msg with header '$_[ARG0]'", 1); + return; } sub server_input { my ($kernel, $heap, $input, $wheel) = @_[KERNEL, HEAP, ARG0, ARG1]; + my $remote_ip = $heap->{'remote_ip'}, my $error = 0; my $answer; - daemon_log("Incoming msg:\n$input\n", 8); + + 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, $server_key); if( (!$msg) || (!$msg_hash) ) { - daemon_log("Deciphering of incoming msg failed", 5); + daemon_log("WARNING: Deciphering of incoming msg failed", 3); + if($server_address =~ /$remote_ip/) { + # got a msg from gosa-si-server which can not be decrypted, may the secrete not up-to-date + # 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; + $kernel->post('client_session', 'register_at_gosa_si_server'); + } + } $error++; } @@ -1106,13 +1062,14 @@ sub server_input { my $source = @{$msg_hash->{source}}[0]; if( exists $event_hash->{$header} ) { + # a event exists with the header as name - daemon_log("found event '$header' at event-module '".$event_hash->{$header}."'", 5); + daemon_log("INFO: found event '$header' at event-module '".$event_hash->{$header}."'", 5); no strict 'refs'; $answer = &{$event_hash->{$header}."::$header"}($msg, $msg_hash); } else { - daemon_log("WARNING: no event '$header' found in event modules under $event_dir", 1); + daemon_log("WARNING: no event '$header' found in event modules under $event_dir", 3); } } @@ -1132,7 +1089,8 @@ sub server_input { $REGISTERED = 1; } else { - &send_msg_to_target($answer, $server_address, $server_key); + $answer =~ /
(\S+)<\/header>/; + &send_msg_to_target($answer, $server_address, $server_key, $1); } # postprocessing @@ -1149,29 +1107,6 @@ sub server_input { return; } -sub get_dns_domains() { - my $line; - my @searches; - open(RESOLV, "){ - $line= $_; - chomp $line; - $line =~ s/^\s+//; - $line =~ s/\s+$//; - $line =~ s/\s+/ /; - if ($line =~ /^domain (.*)$/ ){ - push(@searches, $1); - } elsif ($line =~ /^search (.*)$/ ){ - push(@searches, split(/ /, $1)); - } - } - close(RESOLV); - - my %tmp = map { $_ => 1 } @searches; - @searches = sort keys %tmp; - - return @searches; -} #==== MAIN = main ============================================================== # parse commandline options @@ -1190,9 +1125,9 @@ GetOptions("h|help" => \&usage, # forward error messages to logfile if ( ! $foreground ) { - open STDIN, '/dev/null' or die "Can’t read /dev/null: $!"; - open STDOUT, '>>/dev/null' or die "Can't write to /dev/null: $!"; - open STDERR, '>>/dev/null' or die "Can't write to /dev/null: $!"; + open( STDIN, '+>/dev/null' ); + open( STDOUT, '+>&STDIN' ); + open( STDERR, '+>&STDIN' ); } # Just fork, if we are not in foreground mode @@ -1201,8 +1136,7 @@ if( ! $foreground ) { $pid = fork; setsid or die "Can't start a new session: $!"; umask 0; -} -else { +} else { $pid = $$; } @@ -1216,32 +1150,51 @@ if( 0 != $pid ) { }; } +# parse head url and revision from svn +my $client_status_hash = { 'developmental'=>'revision', 'stable'=>'release'}; +$client_version =~ /^\$HeadURL: (\S+) \$:\$Rev: (\d+) \$$/; +$client_headURL = defined $1 ? $1 : 'unknown' ; +$client_revision = defined $2 ? $2 : 'unknown' ; +if ($client_headURL =~ /\/tag\// || + $client_headURL =~ /\/branches\// ) { + $client_status = "stable"; +} else { + $client_status = "developmental" ; +} + daemon_log(" ", 1); daemon_log("$prg started!", 1); +daemon_log("INFO: status: $client_status", 1); +daemon_log("INFO: ".$client_status_hash->{$client_status}.": $client_revision", 1); # delete old DBsqlite lock files system('rm -f /tmp/gosa_si_lock*gosa-si-client*'); # detect ip and mac address and complete host address -#if( inet_aton($client_ip) ){ -#print STDERR "ip: $client_ip\n"; -# $client_ip = inet_ntoa(inet_aton($client_ip)); -#print STDERR "ip: $client_ip\n"; -#} $client_address = $client_ip.":".$client_port; my $network_interface= &get_interface_for_ip($client_ip); $client_mac_address= &get_mac($network_interface); -daemon_log("gosa-si-client ip address detected: $client_ip", 1); -daemon_log("gosa-si-client mac address detected: $client_mac_address", 1); +daemon_log("INFO: ip address detected: $client_ip", 1); +daemon_log("INFO: gosa-si-client mac address detected: $client_mac_address", 1); # import events -&import_events(); +my ($error, $result, $tmp_hash) = &import_events($event_dir); +$event_hash = $tmp_hash; +if ($error == 0) { + foreach my $log_line (@$result) { + daemon_log("DEBUG: $log_line", 7); + } +} else { + foreach my $log_line (@$result) { + daemon_log("ERROR: $log_line", 1); + } +} # compute hardware checksum $gotoHardwareChecksum= &generate_hw_digest(); -daemon_log("gosa-si-client gotoHardwareChecksum detected: $gotoHardwareChecksum", 1); +daemon_log("INFO: gotoHardwareChecksum detected: $gotoHardwareChecksum", 1); # create socket for incoming xml messages @@ -1250,14 +1203,14 @@ POE::Component::Server::TCP->new( Port => $client_port, ClientInput => \&server_input, ); -daemon_log("start socket for incoming xml messages at port '$client_port' ", 1); +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)); } ############################################################ # to change -if( $server_ip eq "127.0.1.1" ) { $server_ip = "127.0.0.1" } +#if( $server_ip eq "127.0.1.1" ) { $server_ip = "127.0.0.1" } ############################################################ if (defined $server_ip && defined $server_port) { $server_address = $server_ip.":".$server_port; @@ -1268,11 +1221,11 @@ $default_server_key = $server_key; # 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 = $server_check_cfg->val( "server", "ip"); +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("found servers in configuration file: $servers_string", 5); + daemon_log("INFO: found servers in configuration file: $servers_string", 5); } else { my @tmp_servers; if ( !$server_domain) { @@ -1299,11 +1252,11 @@ if( defined $server_check ) { } } - foreach my $server (@tmp_servers) { - unshift(@servers, $server); - } - my $servers_string = join(", ", @servers); - daemon_log("found servers in DNS: $servers_string", 5); + foreach my $server (@tmp_servers) { + unshift(@servers, $server); + } + my $servers_string = join(", ", @servers); + daemon_log("INFO: found servers in DNS: $servers_string", 5); } @@ -1314,8 +1267,12 @@ POSIX::mkfifo("$gosa_si_client_fifo", "0600"); POE::Session->create( inline_states => { _start => \&_start, + _default => \&_default, register_at_gosa_si_server => \®ister_at_gosa_si_server, + + # trigger periodical tasks trigger_new_key => \&trigger_new_key, + trigger_logged_in_users_report => \&trigger_logged_in_users_report, # handle records from each defined file differently fifo_record => \&fifo_got_record,