diff --git a/gosa-si/gosa-si-client b/gosa-si/gosa-si-client
index 3d627c9b070a20ee51c733819ab2fe9c56be833b..4b599084af82da45c3d9e83730d1f41fa9ebf2cd 100755 (executable)
--- a/gosa-si/gosa-si-client
+++ b/gosa-si/gosa-si-client
use POSIX;
use Time::HiRes qw( gettimeofday );
-use POE qw(Component::Server::TCP);
+use POE qw(Component::Server::TCP Wheel::FollowTail Wheel::Run);
use IO::Socket::INET;
use NetAddr::IP;
use Data::Dumper;
use MIME::Base64;
use XML::Simple;
use Net::DNS;
+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 $event_dir = "/usr/lib/gosa-si/client/events";
use lib "/usr/lib/gosa-si/client/events";
-my ($cfg_file, %cfg_defaults, $foreground, $verbose, $pid_file, $procid, $pid, $log_file);
+my (%cfg_defaults, $foreground, $verbose, $pid_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 $xml;
my $event_hash;
my @servers;
my $gotoHardwareChecksum;
+my $gosa_si_client_fifo;
+my %files_to_watch;
+$verbose= 1;
# globalise variables which are used in imported events
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
-our $REGISTERED_FLAG = 1;
+our $REGISTERED = 0;
+
+# path to fifo for non-gosa-si-client messages to gosa-si-server
+$gosa_si_client_fifo = "/var/run/gosa-si-client.socket";
+%files_to_watch = (fifo => $gosa_si_client_fifo);
+
+# 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
+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/".$0.".log"],
- "pid_file" => [\$pid_file, "/var/run/".$0.".pid"],
+ {"log-file" => [\$log_file, "/var/run/".$prg.".log"],
+ "pid-file" => [\$pid_file, "/var/run/".$prg.".pid"],
+ "opts-file" => [\$opts_file, "/var/run/".$prg.".opts"],
},
"client" =>
- {"client_port" => [\$client_port, "20083"],
- "client_ip" => [\$client_ip, "0.0.0.0"],
- "client_mac_address" => [\$client_mac_address, "00:00:00:00:00:00"],
- "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"],
+ {"port" => [\$client_port, "20083"],
+ "ip" => [\$client_ip, "0.0.0.0"],
+ "mac-address" => [\$client_mac_address, "00:00:00:00:00:00"],
+ "server-domain" => [\$server_domain, ""],
+ "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"],
+ "fai-logpath" => [\$fai_logpath, "/var/log/fai/fai.log"],
+ "force-hostname" => [\$client_force_hostname, "false"],
},
-"server" =>
- {"server_ip" => [\$server_ip, "127.0.0.1"],
- "server_port" => [\$server_port, "20081"],
- "server_key" => [\$server_key, ""],
- "server_timeout" => [\$server_timeout, 10],
- "server_domain" => [\$server_domain, ""],
- "server_key_lifetime" => [\$server_key_lifetime, 600],
+"server" => {
+ "ip" => [\$server_ip, "127.0.0.1"],
+ "port" => [\$server_port, "20081"],
+ "key" => [\$server_key, ""],
+ "timeout" => [\$server_timeout, 10],
+ "key-lifetime" => [\$server_key_lifetime, 600],
},
);
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 {
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 ] );
}
}
}
}
+sub sig_int_handler {
+ my ($signal) = @_;
+
+ daemon_log("shutting down gosa-si-client", 1);
+ system("kill `ps -C gosa-si-client -o pid=`");
+}
+$SIG{INT} = \&sig_int_handler;
+
+
#=== FUNCTION ================================================================
# NAME: logging
# PARAMETERS: level - string - default 'info'
$month = $monthnames[$month];
$monthday = $monthday < 10 ? $monthday = "0".$monthday : $monthday;
$year+=1900;
- my $name = $0;
- $name =~ s/\.\///;
- my $log_msg = "$month $monthday $hours:$minutes:$seconds $name $msg\n";
+ 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;
}
return $result;
}
-sub new_ldap_config {
- my ($msg_hash) = @_ ;
- my $element;
- my @ldap_uris;
- my $ldap_base;
- my @ldap_options;
- my @pam_options;
- my @nss_options;
- my $goto_admin;
- my $goto_secret;
- my $admin_base= "";
- my $department= "";
- my $unit_tag;
-
- # Transform input into array
- while ( my ($key, $value) = each(%$msg_hash) ) {
- if ($key =~ /^(source|target|header)$/) {
- next;
- }
-
- foreach $element (@$value) {
- if ($key =~ /^ldap_uri$/) {
- push (@ldap_uris, $element);
- next;
- }
- if ($key =~ /^ldap_base$/) {
- $ldap_base= $element;
- next;
- }
- if ($key =~ /^goto_admin$/) {
- $goto_admin= $element;
- next;
- }
- if ($key =~ /^goto_secret$/) {
- $goto_secret= $element;
- next;
- }
- if ($key =~ /^ldap_cfg$/) {
- push (@ldap_options, "$element");
- next;
- }
- if ($key =~ /^pam_cfg$/) {
- push (@pam_options, "$element");
- next;
- }
- if ($key =~ /^nss_cfg$/) {
- push (@nss_options, "$element");
- next;
- }
- if ($key =~ /^admin_base$/) {
- $admin_base= $element;
- next;
- }
- if ($key =~ /^department$/) {
- $department= $element;
- next;
- }
- if ($key =~ /^unit_tag$/) {
- $unit_tag= $element;
- next;
- }
- }
- }
-
- # Unit tagging enabled?
- if (defined $unit_tag){
- push (@pam_options, "pam_filter gosaUnitTag=$unit_tag");
- push (@nss_options, "nss_base_passwd $admin_base?sub?gosaUnitTag=$unit_tag");
- push (@nss_options, "nss_base_group $admin_base?sub?gosaUnitTag=$unit_tag");
- }
-
- # Setup ldap.conf
- my $file1;
- my $file2;
- open(file1, "> $ldap_config");
- print file1 "# This file was automatically generated by gosa-si-client. Do not change.\n";
- print file1 "URI";
- foreach $element (@ldap_uris) {
- print file1 " $element";
- }
- print file1 "\nBASE $ldap_base\n";
- foreach $element (@ldap_options) {
- print file1 "$element\n";
- }
- close (file1);
- daemon_log("wrote $ldap_config", 5);
-
- # Setup pam_ldap.conf / libnss_ldap.conf
- open(file1, "> $pam_config");
- open(file2, "> $nss_config");
- print file1 "# This file was automatically generated by gosa-si-client. Do not change.\n";
- print file2 "# This file was automatically generated by gosa-si-client. Do not change.\n";
- print file1 "uri";
- print file2 "uri";
- foreach $element (@ldap_uris) {
- print file1 " $element";
- print file2 " $element";
- }
- print file1 "\nbase $ldap_base\n";
- print file2 "\nbase $ldap_base\n";
- foreach $element (@pam_options) {
- print file1 "$element\n";
- }
- foreach $element (@nss_options) {
- print file2 "$element\n";
- }
- close (file2);
- daemon_log("wrote $nss_config", 5);
- close (file1);
- daemon_log("wrote $pam_config", 5);
-
- # Create goto.secrets if told so - for compatibility reasons
- if (defined $goto_admin){
- open(file1, "> /etc/goto/secret");
- close(file1);
- chown(0,0, "/etc/goto/secret");
- chmod(0600, "/etc/goto/secret");
- open(file1, "> /etc/goto/secret");
- print file1 "GOTOADMIN=\"$goto_admin\"\nGOTOSECRET=\"$goto_secret\"\n";
- close(file1);
- daemon_log("wrote /etc/goto/secret", 5);
- }
-
-
-
- # Write shell based config
- my $cfg_name= dirname($ldap_config)."/ldap-shell.conf";
- open(file1, "> $cfg_name");
- print file1 "LDAP_BASE=\"$ldap_base\"\n";
- print file1 "ADMIN_BASE=\"$admin_base\"\n";
- print file1 "DEPARTMENT=\"$department\"\n";
- print file1 "UNIT_TAG=\"".(defined $unit_tag ? "$unit_tag" : "")."\"\n";
- print file1 "UNIT_TAG_FILTER=\"".(defined $unit_tag ? "(gosaUnitTag=$unit_tag)" : "")."\"\n";
- close(file1);
- daemon_log("wrote $cfg_name", 5);
-
- return;
-
-}
-
sub generate_hw_digest {
my $hw_data;
}
+sub create_ciphering {
+ my ($passwd) = @_;
+ if((!defined($passwd)) || length($passwd)==0) {
+ $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);
+ my $len;
+ {
+ 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
+ $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;
+}
+
+
sub get_server_addresses {
my $domain= shift;
my @result;
my $error = 0;
my $res = Net::DNS::Resolver->new;
- my $query = $res->send("_gosad._tcp.".$domain, "SRV");
+ my $query = $res->send("_gosa-si._tcp.".$domain, "SRV");
my @hits;
if ($query) {
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) ) {
}
}
-# my $dig_cmd= 'dig +nocomments srv _gosad._tcp.'.$domain;
-#
-# my $output= `$dig_cmd 2>&1`;
-# open (PIPE, "$dig_cmd 2>&1 |");
-# while(<PIPE>) {
-# chomp $_;
-# # If it's not a comment
-# if($_ =~ m/^[^;]/) {
-# my @matches= split /\s+/;
-#
-# # Push hostname with port
-# if($matches[3] eq 'SRV') {
-# push @result, $matches[7].':'.$matches[6];
-# } elsif ($matches[3] eq 'A') {
-# my $i=0;
-#
-# # 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];
-# }
-# $i++;
-# }
-# }
-# }
-# }
-# close(PIPE);
return @result;
}
-##=== FUNCTION ================================================================
-## NAME: create_ciphering
-## PARAMETERS: passwd - string - used to create ciphering
-## RETURNS: cipher - object
-## DESCRIPTION: creates a Crypt::Rijndael::MODE_CBC object with passwd as key
-##===============================================================================
-#sub create_ciphering {
-# my ($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 $msg;
-#}
-
-
#=== FUNCTION ================================================================
-# NAME: send_msg_hash2address
+# NAME: send_msg_hash_to_target
# PARAMETERS: msg_hash - hash - xml_hash created with function create_xml_hash
# PeerAddr string - socket address to send msg
# PeerPort string - socket port, if not included in socket address
# RETURNS: nothing
# DESCRIPTION: ????
#===============================================================================
-sub send_msg_hash2address {
- my ($msg_hash, $address, $passwd) = @_ ;
-
- # fetch header for logging
- my $header = @{$msg_hash->{header}}[0];
-
- # generate xml string
- my $msg_xml = &create_xml_string($msg_hash);
-
- # encrypt xml msg
- my $crypted_msg = &encrypt_msg($msg_xml, $passwd);
-
- # opensocket
- my $socket = &open_socket($address);
- if(not defined $socket){
- daemon_log("cannot send '$header'-msg to $address , server not reachable", 5);
- return 1;
- }
-
- # send xml msg
- print $socket $crypted_msg."\n";
+sub send_msg_hash_to_target {
+ my ($msg_hash, $address, $encrypt_key) = @_ ;
+ my $msg = &create_xml_string($msg_hash);
+ my $header = @{$msg_hash->{'header'}}[0];
+ my $error = &send_msg_to_target($msg, $address, $encrypt_key, $header);
- close $socket;
-
- daemon_log("send '$header'-msg to $address", 1);
- daemon_log("message:\n$msg_xml", 8);
- return 0;
+ return $error;
}
my ($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);
+ # xxxxxxxxxxxxxx
+
+
+
# 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);
$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", 8);
}
# close socket in any case
close $socket;
}
- return;
+ return $error;
+}
+
+
+sub write_to_file {
+ my ($string, $file) = @_;
+ my $error = 0;
+
+ if( not defined $file || not -f $file ) {
+ &main::daemon_log("ERROR: $prg: check '-f file' failed: $file", 1);
+ $error++;
+ }
+ if( not defined $string || 0 == length($string)) {
+ &main::daemon_log("ERROR: $prg: empty string to write to file '$file'", 1);
+ $error++;
+ }
+
+ if( $error == 0 ) {
+
+ chomp($string);
+
+ if (open(FILE, ">> $file")){
+ print FILE $string."\n";
+ close(FILE);
+ }
+ }
+
+ return;
}
# DESCRIPTION:
#===============================================================================
sub register_at_gosa_si_server {
- my ($kernel) = $_[KERNEL];
-
- if( $REGISTERED_FLAG == 1 ) {
-
- # create new passwd and ciphering object for client-server communication
- $server_key = &create_passwd();
-
- my $events = join( ", ", keys %{$event_hash} );
-
- while(1) {
-
- # fetch first gosa-si-server from @servers
- my $server = shift(@servers);
-
- if( !$server ) {
- daemon_log("no gosa-si-server left in list of servers", 1);
- daemon_log("unable to register at a gosa-si-server, force shutdown", 1);
- exit(1);
- }
+ 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');
+
+ # create new passwd and ciphering object for client-server communication
+ $server_key = &create_passwd();
+
+ my $events = join( ",", keys %{$event_hash} );
+ while(1) {
+ # 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
+ 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 $dnsname= gethostbyaddr(inet_aton($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);
+
+ # 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);
+ }
+ }
- # create registration msg
- my $register_hash = &create_xml_hash("here_i_am", &get_local_ip_for_remote_ip(sprintf("%s", $server =~ /^([0-9\.]*?):.*$/)).":".$client_port, $server);
- &add_content2xml_hash($register_hash, "new_passwd", $server_key);
- &add_content2xml_hash($register_hash, "mac_address", &get_local_mac_for_remote_ip(sprintf("%s", $server =~ /^([0-9\.]*?):.*$/)));
- &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( $try_to_register >= @servers ) { last; }
- # send xml hash to server with general server passwd
- my $res = &send_msg_hash2address($register_hash, $server, $default_server_key);
+ # if delivery of registration msg succeed
if($res == 0) {
- # Set fixed client address
+ # 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";
- last;
+ $client_mac_address = $local_mac;
+ $client_dnsname = $dnsname;
+ last;
+
+ # delivery of registration msg failed
} else {
+ $try_to_register++;
+ # wait 1 sec until trying to register again
+ sleep(1);
next;
}
- }
- daemon_log("waiting for msg 'register_at_gosa_si_server'",1);
- $kernel->delay_set('register_at_gosa_si_server',180);
- # 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;
$msg_hash = $xml->XMLin($msg, ForceArray=>1);
+ ##############
# check header
my $header_l = $msg_hash->{'header'};
if( 1 != @{$header_l} ) {
die 'header has length 0';
}
+ ##############
# check source
my $source_l = $msg_hash->{'source'};
if( 1 != @{$source_l} ) {
- die 'no or more sources specified';
+ die 'no or more than 1 sources specified';
}
my $source = @{$source_l}[0];
if( 0 == length $source) {
die 'source has length 0';
}
-
- # check target
+ unless( $source =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ) {
+ die "source '$source' is neither a complete ip-address with port nor 'GOSA'";
+ }
+
+ ##############
+ # check target
my $target_l = $msg_hash->{'target'};
if( 1 != @{$target_l} ) {
- die 'no or more targets specified ';
+ die 'no or more than 1 targets specified ';
}
my $target = @{$target_l}[0];
if( 0 == length $target) {
die 'target has length 0 ';
}
-
+ unless( $target =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ){
+ die "source is neither a complete ip-address with port nor 'GOSA'";
+ }
};
if($@) {
&main::daemon_log("WARNING: do not understand the message or msg is not gosa-si envelope conform:", 5);
&main::daemon_log("$@", 8);
+ $msg = undef;
+ $msg_hash = undef;
}
return ($msg, $msg_hash);
}
+sub check_outgoing_xml_validity {
+ my ($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";
+ }
+
+ ##############
+ # check target
+ my $target_l = $msg_hash->{'target'};
+ if( 1 != @{$target_l} ) {
+ die "no or more than one targets specified";
+ }
+ foreach my $target (@$target_l) {
+ if( 0 == length $target) {
+ die "target has length 0";
+ }
+ unless( $target =~ /^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}:\d+$/ ) {
+ die "target '$target' is not a complete ip-address with port or a valid target name";
+ }
+ }
+ };
+ if($@) {
+ daemon_log("WARNING: outgoing msg is not gosa-si envelope conform", 5);
+ daemon_log("$@ $msg", 8);
+ $msg_hash = undef;
+ }
+ return ($msg_hash);
+}
+
+
sub import_events {
if (not -e $event_dir) {
while (defined (my $event = readdir (DIR))) {
if( $event eq "." || $event eq ".." ) { next; }
-
+ daemon_log("INFO: found event module: $event", 5);
eval{ require $event; };
if( $@ ) {
- daemon_log("import of event module '$event' failed", 1);
- daemon_log("$@", 8);
+ daemon_log("ERROR: import of event module '$event' failed", 1);
+ daemon_log("$@", 1);
next;
}
}
}
+
+ my @all_events = keys %$event_hash;
+ my $all_events_string = join(", ", @all_events);
+
+ daemon_log("INFO: imported events: $all_events_string", 5);
}
sub trigger_new_key {
&send_msg_to_target($msg, $client_address, $server_key, 'new_key');
$kernel->delay_set('trigger_new_key', $server_key_lifetime);
+}
+
+
+sub trigger_logged_in_users_report {
+ my ($kernel) = $_[KERNEL] ;
+
+ # 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_reset {
+# my ( $heap, $wheel_id ) = @_[ HEAP, ARG0 ];
+#
+# my $service = $heap->{services}->{$wheel_id};
+# daemon_log("INFO: '$service' watching reset", 5);
+# return;
+#}
+
+sub generic_file_error {
+ my ( $heap, $operation, $errno, $error_string, $wheel_id ) =
+ @_[ HEAP, ARG0, ARG1, ARG2, ARG3 ];
+
+ my $service = $heap->{services}->{$wheel_id};
+ daemon_log("ERROR: '$service' watcher $operation error $errno: $error_string", 1);
+ daemon_log("ERROR: shutting down '$service' file watcher", 1);
+
+ delete $heap->{services}->{$wheel_id};
+ delete $heap->{watchers}->{$wheel_id};
+ 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 ) {
+ $header = $1;
+ } else {
+ return;
+ }
+
+ if( defined $2 ) {
+ $content = $2;
+ }
+
+ 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, $server_key, "CLMSG_$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) = $_[KERNEL];
+ my ($kernel, $heap) = @_[KERNEL, HEAP];
$kernel->alias_set('client_session');
+
+ # force a registration at a gosa-si-server
$kernel->yield('register_at_gosa_si_server');
+
+ # install all file watcher defined
+ while( my($name, $file) = each %files_to_watch ) {
+ 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;
+ }
+ $kernel->yield('trigger_logged_in_users_report');
+}
+
+
+sub _default {
+ daemon_log("ERROR: can not handle incoming msg with header '$_[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", 8);
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++;
}
+
######################
# process incoming msg
if( $error == 0 ) {
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->{$header}."'", 5);
+ daemon_log("DEBUG: found event '$header' at event-module '".$event_hash->{$header}."'", 7);
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);
+ }
}
########
# answer
if( $answer ) {
- # preprocessing
- if( $answer =~ "<header>registered</header>") {
- # set registered flag to true to stop sending further registered msgs
- $REGISTERED_FLAG = 0;
- }
- else {
- &send_msg_to_target($answer, $server_address, $server_key);
- }
- # postprocessing
- if( $answer =~ "<header>new_key</header>") {
- # set new key to global variable
- $answer =~ /<new_key>(\S*?)<\/new_key>/;
- my $new_key = $1;
- $server_key = $new_key;
+
+ #check gosa-si envelope validity
+ my $answer_hash = &check_outgoing_xml_validity($answer);
+
+ if( $answer_hash ) {
+ # answer is valid
+
+ # preprocessing
+ if( $answer =~ "<header>registered</header>") {
+ # set registered flag to true to stop sending further registered msgs
+ $REGISTERED = 1;
+ }
+ else {
+ $answer =~ /<header>(\S+)<\/header>/;
+ &send_msg_to_target($answer, $server_address, $server_key, $1);
+ }
+
+ # postprocessing
+ if( $answer =~ "<header>new_key</header>") {
+ # set new key to global variable
+ $answer =~ /<new_key>(\S*?)<\/new_key>/;
+ my $new_key = $1;
+ $server_key = $new_key;
+ }
}
+
}
return;
}
+
#==== MAIN = main ==============================================================
# parse commandline options
Getopt::Long::Configure( "bundling" );
# 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
}
daemon_log(" ", 1);
-daemon_log("$0 started!", 1);
+daemon_log("$prg started!", 1);
# delete old DBsqlite lock files
system('rm -f /tmp/gosa_si_lock*gosa-si-client*');
-
-# complete client_address
+# detect ip and mac address and complete host address
$client_address = $client_ip.":".$client_port;
-
-
-# detect own ip and mac address
my $network_interface= &get_interface_for_ip($client_ip);
$client_mac_address= &get_mac($network_interface);
daemon_log("gosa-si-client ip address detected: $client_ip", 1);
@@ -1112,6 +1254,11 @@ daemon_log("start socket for incoming xml messages at port '$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 (defined $server_ip && defined $server_port) {
$server_address = $server_ip.":".$server_port;
}
$default_server_key = $server_key;
-# find all possible gosa-si-servers in DNS
-if (defined $server_domain) {
- my @tmp_servers = &get_server_addresses($server_domain);
+# 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, $$;
+ }
+ } else {
+ @tmp_servers = &get_server_addresses($server_domain);
+ if( 0 == @tmp_servers ) {
+ daemon_log("ERROR: no gosa-si-server found in DNS for domain '$server_domain'",1);
+ daemon_log("ERROR: please specify a gosa-si-server address or a domain in config file", 1);
+ kill 2, $$;
+ }
+ }
+
foreach my $server (@tmp_servers) {
unshift(@servers, $server);
}
+ my $servers_string = join(", ", @servers);
+ daemon_log("INFO: found servers in DNS: $servers_string", 5);
}
-# add gosa-si-server address from config file at first position of server list
-if (defined $server_address) {
- unshift(@servers, $server_address);
-}
-my $servers_string = join(", ", @servers);
-daemon_log("found servers in configuration file and via DNS: $servers_string", 5);
+
+
+# open fifo for non-gosa-si-client-msgs to gosa-si-server
+POSIX::mkfifo("$gosa_si_client_fifo", "0600");
POE::Session->create(
inline_states => {
_start => \&_start,
+ _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,
+
+ # handle file resets and errors the same way for each file
+ file_reset => \&generic_file_reset,
+ file_error => \&generic_file_error,
}
);