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index d2296f0508774c8b1318e1892c6bda1228f7812a..ae94225520dbe79d3449fec53d9d05e68e85c6b2 100644 (file)
"get_logged_in_users",
"import_events",
"del_doubles",
+ "get_ip",
+ "get_interface_for_ip",
+ "get_interfaces",
+ "is_local",
+ "run_as",
+ "inform_all_other_si_server",
);
@EXPORT = @functions;
use strict;
my @xml_tags = keys %{$phrase};
my $tag = $xml_tags[0];
my $val = $phrase->{$tag}[0];
+ if( ref($val) eq "HASH" ) { next; } # empty xml-tags should not appear in where statement
+
# integer columns do not have to have single quotes besides the value
if ($tag eq "id") {
push(@phrase_l, "$tag$operator$val");
push(@phrase_l, "$tag$operator'$val'");
}
}
- my $clause_str .= join(" $connector ", @phrase_l);
- push(@clause_l, "($clause_str)");
+
+ if (not 0 == @phrase_l) {
+ my $clause_str .= join(" $connector ", @phrase_l);
+ push(@clause_l, "($clause_str)");
+ }
}
if( not 0 == @clause_l ) {
}
-#############################################
-# moved from gosa-si-client: rettenbe, 16.05.2008
-# outcommented at gosa-si-client
sub get_server_addresses {
my $domain= shift;
my @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_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;
+ }
+ }
+ }
+ }
+ return $result;
+}
+
+#=== 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 = <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;
+ }
+
+ return @result;
+}
+
+
+#=== FUNCTION ================================================================
+# NAME: is_local
+# PARAMETERS: Server Address
+# RETURNS: true if Server Address is on this host, false otherwise
+# DESCRIPTION: Checks all interface addresses, stops on first match
+#===============================================================================
+sub is_local {
+ my $server_address = shift || "";
+ my $result = 0;
+
+ my $server_ip = $1 if $server_address =~ /^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}):\d{1,6}$/;
+
+ if(defined($server_ip) && length($server_ip) > 0) {
+ foreach my $interface(&get_interfaces()) {
+ my $ip_address= &get_ip($interface);
+ if($ip_address eq $server_ip) {
+ $result = 1;
+ last;
+ }
+ }
+ }
+
+ return $result;
+}
+
+
+#=== FUNCTION ================================================================
+# NAME: run_as
+# PARAMETERS: uid, command
+# RETURNS: hash with keys 'resultCode' = resultCode of command and
+# 'output' = program output
+# DESCRIPTION: Runs command as uid using the sudo utility.
+#===============================================================================
+sub run_as {
+ my ($uid, $command) = @_;
+ my $sudo_cmd = `which sudo`;
+ chomp($sudo_cmd);
+ if(! -x $sudo_cmd) {
+ &main::daemon_log("ERROR: The sudo utility is not available! Please fix this!");
+ }
+ my $cmd_line= "$sudo_cmd su - $uid -c '$command'";
+ open(PIPE, "$cmd_line |");
+ my $result = {'resultCode' => $?};
+ $result->{'command'} = $cmd_line;
+ push @{$result->{'output'}}, <PIPE>;
+ return $result;
+}
+
+
+#=== FUNCTION ================================================================
+# NAME: inform_other_si_server
+# PARAMETERS: message
+# RETURNS: nothing
+# DESCRIPTION: Sends message to all other SI-server found in known_server_db.
+#===============================================================================
+sub inform_all_other_si_server {
+ my ($msg) = @_;
+
+ # determine all other si-server from known_server_db
+ my $sql_statement= "SELECT * FROM $main::known_server_tn";
+ my $res = $main::known_server_db->select_dbentry( $sql_statement );
+
+ while( my ($hit_num, $hit) = each %$res ) {
+ my $act_target_address = $hit->{hostname};
+ my $act_target_key = $hit->{hostkey};
+
+ # determine the source address corresponding to the actual target address
+ my ($act_target_ip, $act_target_port) = split(/:/, $act_target_address);
+ my $act_source_address = &main::get_local_ip_for_remote_ip($act_target_ip).":$act_target_port";
+
+ # fill into message the correct target and source addresses
+ my $act_msg = $msg;
+ $act_msg =~ s/<target>\w*<\/target>/<target>$act_target_address<\/target>/g;
+ $act_msg =~ s/<source>\w*<\/source>/<source>$act_source_address<\/source>/g;
+
+ # send message to the target
+ &main::send_msg_to_target($act_msg, $act_target_address, $act_target_key, "foreign_job_updates" , "J");
+ }
+
+ return;
+}
+
1;