diff --git a/gosa-si/gosa-si-client b/gosa-si/gosa-si-client
index 4e1369e5008ff14e231ed315b9d2f07d2fe390d6..016646c0e3d641177e2154a0f336437052f50254 100755 (executable)
--- a/gosa-si/gosa-si-client
+++ b/gosa-si/gosa-si-client
# DESCRIPTION:
#
# OPTIONS: ---
-# REQUIREMENTS: ---
+# REQUIREMENTS: libnetaddr-ip-perl
# BUGS: ---
# NOTES:
# AUTHOR: (Andreas Rettenberger), <rettenberger@gonicus.de>
use Sys::Syslog qw( :DEFAULT setlogsock);
use File::Spec;
use Cwd;
+use NetAddr::IP;
use GOSA::GosaSupportDaemon;
my ($cfg_file, %cfg_defaults, $foreground, $verbose, $pid_file, $procid, $pid, $log_file);
my ($server_address, $server_ip, $server_port, $server_domain, $server_passwd, $server_cipher, $server_timeout);
-my ($client_address, $client_ip, $client_port, $client_mac_address, $ldap_config, $pam_config, $nss_config);
-my ($input_socket, $rbits, $wbits, $ebits, $xml, $known_hosts);
+my ($client_address, $client_ip, $client_port, $client_mac_address, $network_interface, $ldap_config, $pam_config, $nss_config);
+my ($input_socket, $rbits, $wbits, $ebits, $xml, $known_hosts, $ldap_enabled);
my (@events);
# default variables
-my $event_dir = "/etc/gosa-si/client/events";
+my $event_dir = "/usr/lib/gosa-si/client/events";
$known_hosts = {};
$foreground = 0 ;
%cfg_defaults =
},
"client" =>
{"client_port" => [\$client_port, "20083"],
+ "client_ip" => [\$client_ip, "0.0.0.0"],
+ "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"],
sub check_cmdline_param () {
my $err_config;
my $err_counter = 0;
- if( not defined( $cfg_file)) {
- #$err_config = "please specify a config file";
- #$err_counter += 1;
- my $cwd = getcwd;
- my $name = "/etc/gosa-si/client.conf";
- $cfg_file = File::Spec->catfile( $cwd, $name );
- print STDERR "no conf file specified\n try to use default: $cfg_file\n";
+ if(not defined($cfg_file)) {
+ $cfg_file = "/etc/gosa-si/client.conf";
+ if(! -r $cfg_file) {
+ $err_config = "please specify a config file";
+ $err_counter += 1;
+ }
}
if( $err_counter > 0 ) {
&usage( "", 1 );
}
}
+#=== 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_and_mac
-# PARAMETERS: nothing
-# RETURNS: (ip, mac)
-# DESCRIPTION: executes /sbin/ifconfig and parses the output, the first occurence
-# of a inet address is returned as well as the mac address in the line
-# above the inet address
+# NAME: get_interfaces
+# PARAMETERS: none
+# RETURNS: (list of interfaces)
+# DESCRIPTION: Uses proc fs (/proc/net/dev) to get list of interfaces.
#===============================================================================
-sub get_ip_and_mac {
- my $ip = "0.0.0.0.0"; # Defualt-IP
- my $mac = "00:00:00:00:00:00"; # Default-MAC
- my @ifconfig = qx(/sbin/ifconfig);
- foreach(@ifconfig) {
- if (/Hardware Adresse (\S{2}):(\S{2}):(\S{2}):(\S{2}):(\S{2}):(\S{2})/) {
- $mac = "$1:$2:$3:$4:$5:$6";
- next;
+sub get_interfaces {
+ my @result;
+ my $PROC_NET_DEV= ('/proc/net/dev');
+
+ open(PROC_NET_DEV, "<$PROC_NET_DEV")
+ or die "Could not open $PROC_NET_DEV";
+
+ my @ifs = <PROC_NET_DEV>;
+
+ close(PROC_NET_DEV);
+
+ # Eat first two line
+ shift @ifs;
+ shift @ifs;
+
+ chomp @ifs;
+ foreach my $line(@ifs) {
+ my $if= (split /:/, $line)[0];
+ $if =~ s/^\s+//;
+ push @result, $if;
}
- if (/inet Adresse:(\d+).(\d+).(\d+).(\d+)/) {
- $ip = "$1.$2.$3.$4";
- last;
+
+ return @result;
+}
+
+#=== FUNCTION ================================================================
+# NAME: get_mac
+# PARAMETERS: interface name (i.e. eth0)
+# RETURNS: (mac address)
+# DESCRIPTION: Uses ioctl to get mac address directly from system.
+#===============================================================================
+sub get_mac {
+ my $ifreq= shift;
+ my $result;
+ if ($ifreq && length($ifreq) > 0) {
+ if($ifreq eq "all") {
+ if(defined($server_ip)) {
+ $result = &get_local_mac_for_remote_ip($server_ip);
+ } else {
+ $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) {
+ $result= $client_mac_address;
+ }
+
+ socket SOCKET, PF_INET, SOCK_DGRAM, getprotobyname('ip')
+ or die "socket: $!";
+
+ if(ioctl SOCKET, $SIOCGIFHWADDR, $ifreq) {
+ my ($if, $mac)= unpack 'h36 H12', $ifreq;
+
+ if (length($mac) > 0) {
+ $mac=~ m/^([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])([0-9a-f][0-9a-f])$/;
+ $mac= sprintf("%s:%s:%s:%s:%s:%s", $1, $2, $3, $4, $5, $6);
+ $result = $mac;
+ }
+ }
+ }
}
- }
- return ($ip, $mac);
+ 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
+# PARAMETERS: none (takes server_ip from global variable)
+# RETURNS: (ip address from interface that is used for communication)
+# DESCRIPTION: Uses ioctl to get routing table from system, checks which entry
+# matches (defaultroute last).
+#===============================================================================
+sub get_local_mac_for_remote_ip {
+ my $ifreq= shift;
+ my $result= "00:00:00:00:00:00";
+ my $PROC_NET_ROUTE= ('/proc/net/route');
+
+ open(PROC_NET_ROUTE, "<$PROC_NET_ROUTE")
+ or die "Could not open $PROC_NET_ROUTE";
+
+ my @ifs = <PROC_NET_ROUTE>;
+
+ 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
+ $result= &get_mac($Iface);
+ last;
+ }
+ }
+
+
+ return $result;
+}
#=== FUNCTION ================================================================
# NAME: usage
opendir(DIR, $event_dir)
or daemon_log("cannot find directory $event_dir!\ngosa-si-client starts without any accepting events!", 1);
my $file_name;
- @events = ();
+ my @events_list = ();
while(defined($file_name = readdir(DIR))){
if ($file_name eq "." || $file_name eq "..") {
next;
}
- push(@events, $file_name);
+ push(@events_list, $file_name);
}
- my $events = join(",", @events);
+ my $events = join(",", @events_list);
daemon_log("found events: $events", 1);
# fill in all possible servers
my ($rout, $wout, $reg_server);
foreach my $server (@servers) {
+
# create msg hash
my $register_hash = &create_xml_hash("here_i_am", $client_address, $server);
&add_content2xml_hash($register_hash, "new_passwd", $new_server_passwd);
my $header = @{$msg_hash->{header}}[0];
- daemon_log("recieve '$header' from $host", 1);
+ daemon_log("receive '$header' from $host", 1);
# daemon_log("header from msg:", 1);
# daemon_log("\t$header", 1);
# daemon_log("msg to process:", 7);
close(DIR);
daemon_log("could not assign the msg $header to an event", 5);
-
-
- if ($header eq 'new_ldap_config') { &new_ldap_config($msg_hash)}
+ if ($header eq 'new_ldap_config') { if ($ldap_enabled == 1) {&new_ldap_config($msg_hash)}}
elsif ($header eq 'ping') { &got_ping($msg_hash) }
elsif ($header eq 'wake_up') { &execute_event($msg_hash)}
elsif ($header eq 'new_passwd') { &new_passwd()}
my @ldap_options;
my @pam_options;
my @nss_options;
+ my $goto_admin;
+ my $goto_secret;
# Transform input into array
while ( my ($key, $value) = each(%$msg_hash) ) {
$ldap_base= $element;
next;
}
- if ($key =~ /^ldap_/) {
- my $post =~ s/^ldap_//;
- push (@ldap_options, "$post $element");
+ if ($key =~ /^goto_admin$/) {
+ $goto_admin= $element;
+ next;
+ }
+ if ($key =~ /^goto_secret$/) {
+ $goto_secret= $element;
next;
}
- if ($key =~ /^pam_/) {
- my $post =~ s/^pam_//;
- push (@pam_options, "$post $element");
+ if ($key =~ /^ldap_cfg$/) {
+ push (@ldap_options, "$element");
next;
}
- if ($key =~ /^nss_/) {
- my $post =~ s/^nss_//;
- push (@nss_options, "$post $element");
+ if ($key =~ /^pam_cfg$/) {
+ push (@pam_options, "$element");
+ next;
+ }
+ if ($key =~ /^nss_cfg$/) {
+ push (@nss_options, "$element");
next;
}
}
}
# Setup ldap.conf
- my $file;
+ my $file1;
my $file2;
- open(file, "> $ldap_config");
- print file "# This file was automatically generated by gosa-si-client. Do not change.\n";
- print file "URI";
+ 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 file " $element";
+ print file1 " $element";
}
- print file "\nBASE $ldap_base\n";
+ print file1 "\nBASE $ldap_base\n";
foreach $element (@ldap_options) {
- print file "$element";
+ print file1 "$element\n";
}
- close (file);
+ close (file1);
daemon_log("wrote $ldap_config", 5);
# Setup pam_ldap.conf / libnss_ldap.conf
- open(file, "> $pam_config");
+ open(file1, "> $pam_config");
open(file2, "> $nss_config");
- print file "# This file was automatically generated by gosa-si-client. Do not change.\n";
+ 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 file "uri";
+ print file1 "uri";
print file2 "uri";
foreach $element (@ldap_uris) {
- print file " $element";
+ print file1 " $element";
print file2 " $element";
}
- print file "\nbase $ldap_base\n";
+ print file1 "\nbase $ldap_base\n";
print file2 "\nbase $ldap_base\n";
foreach $element (@pam_options) {
- print file "$element";
+ print file1 "$element\n";
}
foreach $element (@nss_options) {
- print file2 "$element";
+ print file2 "$element\n";
}
close (file2);
daemon_log("wrote $nss_config", 5);
- close (file);
+ close (file1);
daemon_log("wrote $pam_config", 5);
+ # Create goto.secrets if told so
+ 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 $goto_admin.":".$goto_secret."\n";
+ close(file1);
+ daemon_log("wrote /etc/goto/secret", 5);
+ }
+
return;
}
&read_configfile;
&check_pid;
+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: $!";
+}
+
+
# restart daemon log file
if(-e $log_file ) { unlink $log_file }
daemon_log(" ", 1);
}
# detect own ip and mac address
-($client_ip, $client_mac_address) = &get_ip_and_mac();
-if (not defined $client_ip) {
- die "EXIT: ip address of $0 could not be detected";
-}
+$network_interface= &get_interface_for_ip($client_ip);
+$client_mac_address= &get_mac($network_interface);
+
+# ($client_ip, $client_mac_address) = &get_ip_and_mac();
+#if (not defined $client_ip) {
+# die "EXIT: ip address of $0 could not be detected";
+#}
daemon_log("client ip address detected: $client_ip", 1);
daemon_log("client mac address detected: $client_mac_address", 1);