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LocalServer.pm
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LocalServer.pm
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#!/usr/bin/perl
#
# LocalServer.pm
# Created: Sat Sep 26 18:11:12 1998 by [email protected]
# Revised: Fri Mar 9 12:47:25 2001 by [email protected]
# Copyright 1998 Jay F. Kominek ([email protected])
#
# Consult the file 'LICENSE' for the complete terms under which you
# may use this file.
#
#####################################################################
# Local Server object for The Perl Internet Relay Chat Daemon
#####################################################################
package LocalServer;
use User;
use Channel;
use Server;
use strict;
use Utils;
use vars qw(@ISA $VERSION);
@ISA=qw{Server};
use Tie::IRCUniqueHash;
$VERSION=$Utils::VERSION;
###################
# CLASS CONSTRUCTOR
###################
# Pass it the name of its configuration file
sub new {
my $proto = shift;
my $class = ref($proto) || $proto;
my $this = { };
$this->{'conffile'} = shift || "server.conf";
my(%opertmp,%usertmp,%childtmp);
tie %opertmp, 'Tie::IRCUniqueHash';
$this->{'opers'} = \%opertmp;
tie %usertmp, 'Tie::IRCUniqueHash';
$this->{'users'} = \%usertmp;
tie %childtmp, 'Tie::IRCUniqueHash';
$this->{'children'} = \%childtmp;
$this->{'version'} = $Utils::VERSION;
&loadconffile($this);
bless($this, $class);
return $this;
}
sub loadconffile {
my $this = shift;
# Clear everything out so that if things have been removed from
# the configuration file, they actually disappear.
$this->{'opers'} = { };
$this->{'klines'} = [ ];
$this->{'connections'} = { };
$this->{'nets'} = { };
$this->{'motd'} = [undef];
$this->{'admin'} = [undef,undef,undef];
$this->{'mechanics'} = { PINGCHECKTIME => 90,
PINGOUTTIME => 90,
FLOODOFFBYTES => 1,
FLOODOFFLINES => 10 };
open(CONF,$this->{'conffile'});
my @lines = <CONF>;
close(CONF);
my $line;
my $i = 0;
CONFPARSE: foreach $line (@lines) {
$i++;
next if ($line =~ m/^#/ or $line =~ m/^\s*$/);
chomp($line);
# Machine line
if($line =~ /^M:([\w\d\.]+):\*:([^:]+):(\d+)/) {
$this->{'name'} = $1;
$this->{'description'} = $2;
$this->{'port'} = $3;
next CONFPARSE;
}
# Admin line
if($line =~ /^A:([^:]+):([^:]+):([^:]+)/) {
@{$this->{'admin'}} = ($1,$2,$3);
next CONFPARSE;
}
# MOTD line
if($line =~ /^MOTD:(.+)$/) {
if(open(MOTD,$1)) {
@{$this->{'motd'}} = <MOTD>;
close(MOTD);
chomp(@{$this->{'motd'}});
} else {
@{$this->{'motd'}} = ($1);
}
next CONFPARSE;
}
# OPER line
if($line =~ /^O:([^:]+):([^:]+):([^:]+)$/) {
my($nick,$mask,$password) = ($1,$2,$3);
$mask =~ s/\./\\\./g;
$mask =~ s/\?/\./g;
$mask =~ s/\*/\.\*/g;
$this->{'opers'}->{ $nick }->{'mask'} = $mask;
$this->{'opers'}->{ $nick }->{'password'} = $password;
next CONFPARSE;
}
# Port line
if($line =~ /^P:([^:]+):([^:]+)$/) {
if($2) {
# SSL socket
push @{ $this->{'sslports'} }, $1;
} else {
# Normal socket
push @{ $this->{'ports'} }, $1;
}
next CONFPARSE;
}
# Kill Line
if($line =~ /^(I?)K:([^:]+):([^:]+):([^.]+)$/) {
my($inverse,$mask,$reason,$usermask) = ($1,$2,$3,$4);
$mask =~ s/\./\\\./g;
$mask =~ s/\?/\./g;
$mask =~ s/\*/\.\*/g;
$usermask =~ s/\./\\\./g;
$usermask =~ s/\?/\./g;
$usermask =~ s/\*/\.\*/g;
$inverse = ($inverse eq 'I');
push @{ $this->{'klines'} }, [$inverse,$usermask,$mask,$reason];
next CONFPARSE;
}
# Connection Line
if($line =~ /^C:([^:]+):([^:]+):([^:]+):?(\d*)$/) {
my($server,$address,$password,$port) = ($1,$2,$3,$4 || 0);
$this->{'connections'}->{$server} = [$server,$address,$password,$port];
next CONFPARSE;
}
# Network Line
if($line =~ /^N:([^:]+):([^:]+):([^:]+)$/) {
my($server,$address,$password) = ($1,$2,$3);
$this->{'nets'}->{$server} = [$server,$address,$password];
next CONFPARSE;
}
# Mechanics Line
if($line =~ /^MECH:(\d+)?:(\d+)?:(\d+)?:(\d+)?$/) {
my($pc,$po,$fb,$fl) = ($1,$2,$3,$4);
if(!defined($pc)) { $pc = $this->{'mechanics'}->{PINGCHECKTIME}; }
if($pc < 0) { die('Bad ping check time in mechanics line'); }
if(!defined($po)) { $po = $this->{'mechanics'}->{PINGOUTTIME}; }
if($po <= 0) { die('Bad ping out time in mechanics line'); }
if(!defined($fb)) { $fb = $this->{'mechanics'}->{FLOODOFFBYTES}; }
if($fb <= 0) { die('Bad flood bytes in mechanics line'); }
if(!defined($fl)) { $fl = $this->{'mechanics'}->{FLOODOFFLINES}; }
if($fl <= 0) { die('Bad flood lines time in mechanics line'); }
$this->{'mechanics'} = { PINGCHECKTIME => $pc,
PINGOUTTIME => $po,
FLOODOFFBYTES => $fb,
FLOODOFFLINES => $fl };
next CONFPARSE;
}
die('Line '.$i.' in '.$this->{'conffile'}.' invalid.');
}
}
# Things That Do Things
sub rehash {
my($this,$from)=(shift,shift);
my $user;
foreach $user (values(%{$this->{'users'}})) {
if($user->ismode('s')) {
$user->privmsgnotice("NOTICE",$this,"*** Notice -- ".$from->{nick}." is rehashing Server config file");
}
}
&loadconffile($this);
}
sub opernotify {
my $this = shift;
my $msg = shift;
my $user;
foreach $user (values(%{$this->{'users'}})) {
if($user->ismode('o')) {
$user->privmsgnotice("NOTICE",$this,"*** Notice --- $msg");
}
}
Utils::syslog('info',$msg);
}
############################
# DATA ACCESSING SUBROUTINES
############################
# Provides the name of this IRC server
sub name {
my $this = shift;
return $this->{'name'};
}
sub description {
my $this = shift;
return $this->{'description'};
}
sub users {
my $this = shift;
my @foo = values(%{$this->{'users'}});
return @foo;
}
sub children {
my $this = shift;
my @foo = values(%{$this->{'children'}});
return @foo;
}
sub parent {
# We're the local server. We don't have a parent
# (from our perspective)
return undef;
}
sub hops {
return 0;
}
sub creation {
return time();
}
# Returns the MOTD of the server as an array of lines.
sub getmotd {
my $this = shift;
return @{$this->{'motd'}};
}
# Same thing as getmotd, except for the admin information
sub getadmin {
my $this = shift;
return @{$this->{'admin'}} if defined $this->{'admin'};
return ('','','');
}
sub getopers {
my $this = shift;
my @foo = keys %{$this->{'opers'}};
return $this->{'opers'};
}
sub lookupconnection {
my $this = shift;
my $server = shift;
return $this->{'connections'}->{$server};
}
sub lookupnetwork {
my $this = shift;
my $server = shift;
return $this->{'nets'}->{$server};
}
###############################
# DATA MANIPULATING SUBROUTINES
###############################
sub adduser {
my $this = shift;
my $user = shift;
$this->{'users'}->{$user->nick()} = $user;
}
sub removeuser {
my $this = shift;
my $user = shift;
my $nick;
if(ref($user)) {
$nick = $user->nick();
} else {
$nick = $user;
}
delete($this->{'users'}->{$nick});
}
sub addchildserver {
my $this = shift;
my $child = shift;
$this->{'children'}->{$child->name()} = $child;
}
sub removechildserver {
my $this = shift;
my $child = shift;
my $name;
if(ref($child)) {
$name = $child->name();
} else {
$name = $child;
}
delete($this->{'children'}->{$name});
}
1;