#!/usr/bin/perl -Tw
-# autodns 0.0.7
-# Copyright 1999-2004 Project Purple. Written by Jonathan McDowell
+# autodns 0.0.8
+# Copyright 1999-2005 Project Purple. Written by Jonathan McDowell
# See ACKNOWLEDGEMENTS file for full details of contributors.
# http://www.earth.li/projectpurple/progs/autodns.html
# Released under the GPL.
#
-# $Id: autodns.pl,v 1.7 2005/04/08 11:45:12 noodles Exp $
+# $Id: autodns.pl,v 1.13 2005/05/31 17:17:46 noodles Exp $
#
use strict;
$ENV{'PATH'}="/usr/local/bin:/usr/bin:/bin:/usr/sbin";
-my ($from, $subject, $gpguser, $gpggood, $usersfile, $lockfile, $priv);
-my ($user, $server, $inprocess, $delcount, $addcount, $reload_command);
-my ($domain, @MAIL, @GPGERROR, @COMMANDS, %zones);
-my ($me, $ccreply, $conffile, $domainlistroot, @cfgfiles, $VERSION);
+my ($from, $subject, $gpguser, $gpggood, $priv);
+my ($user, $server, $inprocess, $delcount, $addcount);
+my ($domain, @MAIL, @GPGERROR, @COMMANDS, %zones, $VERSION);
-$VERSION="0.0.7";
+use vars qw($me $ccreply $conffile $domainlistroot @cfgfiles $usersfile
+ $lockfile $reload_command);
+
+$VERSION="0.0.8";
#
# Load our config
#
# Call with the name of a config file to read:
#
-# &getzones("/etc/named.conf");
+# getzones("/etc/named.conf");
#
-sub getzones {
- my ($namedfile) = @_;
+sub getzones($) {
+ my $namedfile = shift;
open (NAMEDCONF, "< $namedfile") or
- &fatalerror("Can't open $namedfile");
+ fatalerror("Can't open $namedfile");
while (<NAMEDCONF>) {
if (/^\s*zone\s*"([^"]+)"/) {
#
# These are: a-z, 0-9, - or .
#
-sub valid_domain {
+sub valid_domain($) {
my $domain = shift;
$domain = lc $domain;
+
if ($domain =~ /^(?:[a-z0-9-]+\.)+[a-z]{2,4}$/) {
return 1;
} elsif ($domain =~ /^(?:[0-9\/-]+\.)+in-addr.arpa$/) {
#
# fatalerror("I'm melting!");
#
-sub fatalerror {
+sub fatalerror($) {
my $message = shift;
print REPLY $message;
#
# Priviledge level is not currently used.
#
-# ($user, $priv, $server) = &getuserinfo("5B430367");
+# ($user, $priv, $server) = getuserinfo("5B430367");
#
-sub getuserinfo {
+sub getuserinfo($) {
my $gpguser = shift;
my ($user, $priviledge, $server);
open (CONFIGFILE, "< $usersfile") or
- &fatalerror("Couldn't open user configuration file.");
+ fatalerror("Couldn't open user configuration file.");
foreach (<CONFIGFILE>) {
if (/^([^#.]+):$gpguser:(\d+):(.+)$/) {
if ($user !~ /^.+$/) {
close(CONFIGFILE);
- &fatalerror("Error in user configuration file: Can't get username.\n");
+ fatalerror("Error in user configuration file: Can't get username.\n");
}
if ($server !~ /^(\d{1,3}\.){3}\d{1,3}$/) {
$server =~ s/\d\.]//g;
close(CONFIGFILE);
- &fatalerror("Error in user configuration file: Invalid primary server IP address ($server)\n");
+ fatalerror("Error in user configuration file: Invalid primary server IP address ($server)\n");
exit;
}
}
close(CONFIGFILE);
if ($user =~ /^$/) {
- &fatalerror("User not found.\n");
+ fatalerror("User not found.\n");
}
return ($user, $priviledge, $server);
}
if ($got_sig && $got_text) {
- open3(\*GPGIN, \*GPGOUT, \*GPGERR, "gpg --batch --verify ".
+ my $pid = open3(\*GPGIN, \*GPGOUT, \*GPGERR,
+ "gpg --batch --verify ".
$sig_name." ".$text_name);
close GPGIN;
my @GPGOUTPUT=<GPGOUT>;
close GPGERR;
close GPGOUT;
+ waitpid $pid, 0;
unlink($text_name);
unlink($sig_name);
} else {
# Clear text.
- open3(\*GPGIN, \*GPGOUT, \*GPGERR, "gpg --batch");
+ my $pid = open3(\*GPGIN, \*GPGOUT, \*GPGERR, "gpg --batch");
# Feed it the mail.
- print GPGIN @MAIL;
+ print GPGIN $entity->bodyhandle->as_string;
close GPGIN;
# And grab what it has to say.
@COMMANDS=<GPGOUT>;
close GPGERR;
close GPGOUT;
+ waitpid $pid, 0;
}
# Check who it's from and if the signature was a good one.
}
# Now let's check if we know this person.
-($user, $priv, $server) = &getuserinfo($gpguser);
+($user, $priv, $server) = getuserinfo($gpguser);
if (! defined($user) || ! $user) {
print REPLY "Unknown user.\n";
# Right. We know this is a valid user. Get a lock to ensure we have exclusive
# access to the configs from here on in.
open (LOCKFILE,">$lockfile") ||
- &fatalerror("Couldn't open lock file\n");
-&fatalerror("Couldn't get lock\n") unless(flock(LOCKFILE,LOCK_EX));
+ fatalerror("Couldn't open lock file\n");
+fatalerror("Couldn't get lock\n") unless(flock(LOCKFILE,LOCK_EX));
# Ok, now we should figure out what domains we already know about.
foreach my $cfgfile (@cfgfiles) {
# Force existance of the $domainlistroot$user file
if (! -e $domainlistroot.$user) {
open (DOMAINLIST, ">>$domainlistroot$user") or
- &fatalerror("Couldn't create domains file.\n");
+ fatalerror("Couldn't create domains file.\n");
close DOMAINLIST;
}
close DOMAINSFILE;
open (DOMAINLIST, ">>$domainlistroot$user") or
- &fatalerror("Couldn't open file.\n");
+ fatalerror("Couldn't open file.\n");
print DOMAINLIST "$domain\n";
close DOMAINLIST;
$addcount++;
my (@newcfg,$found);
open (DOMAINLIST, "<$domainlistroot$user") or
- &fatalerror("Couldn't open file $domainlistroot$user for reading: $!.\n");
+ fatalerror("Couldn't open file $domainlistroot$user for reading: $!.\n");
my @cfg = <DOMAINLIST>;
close(DOMAINLIST);
@newcfg = grep { ! /^$domain$/ } @cfg;
}
open (DOMAINLIST, ">$domainlistroot$user") or
- &fatalerror("Couldn't open file $domainlistroot$user for writing: $!.\n");
+ fatalerror("Couldn't open file $domainlistroot$user for writing: $!.\n");
print DOMAINLIST @newcfg;
close DOMAINLIST;
$found=0;
@newcfg=();
open (DOMAINSFILE, "<$conffile") or
- &fatalerror("Couldn't open file $conffile for reading: $!\n");
+ fatalerror("Couldn't open file $conffile for reading: $!\n");
{
local $/ = ''; # eat whole paragraphs
while (<DOMAINSFILE>) {
}
open (DOMAINSFILE, ">$conffile") or
- &fatalerror("Couldn't open $conffile for writing: $!\n");
+ fatalerror("Couldn't open $conffile for writing: $!\n");
print DOMAINSFILE @newcfg;
close DOMAINSFILE;
$delcount++;
} else {
print REPLY "Couldn't open $domainlistroot$user: $!\n";
}
+ } elsif ($inprocess && /^MASTER\s(.*)$/) {
+ if (($priv & 1) != 1) {
+ print REPLY "You're not authorised to use the MASTER ",
+ "command.\n";
+ } elsif ($1 =~ /^(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})$/) {
+ $server = $1;
+ print REPLY "Set master IP address to $1\n";
+ } else {
+ print REPLY "$1 doesn't look like a valid IPv4 ",
+ "address to me.\n";
+ }
} elsif ($inprocess && /^HELP$/) {
print REPLY "In order to use the service, you will need to send GPG signed\n";
print REPLY "messages.\n\n";