openvpn: Rewrite the vertificate verify script in perl.
[people/teissler/ipfire-2.x.git] / config / ovpn / verify
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c6556649
MT
1#!/usr/bin/perl
2############################################################################
3# #
4# This file is part of the IPFire Firewall. #
5# #
6# IPFire is free software; you can redistribute it and/or modify #
7# it under the terms of the GNU General Public License as published by #
8# the Free Software Foundation; either version 2 of the License, or #
9# (at your option) any later version. #
10# #
11# IPFire is distributed in the hope that it will be useful, #
12# but WITHOUT ANY WARRANTY; without even the implied warranty of #
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
14# GNU General Public License for more details. #
15# #
16# You should have received a copy of the GNU General Public License #
17# along with IPFire; if not, write to the Free Software #
18# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
19# #
20# Copyright (C) 2013 IPFire Team <info@ipfire.org>. #
21# #
22############################################################################
23
24require '/var/ipfire/general-functions.pl';
25
26my $DEPTH = $ARGV[0];
27my $CN = $ARGV[1];
28
29# Exit immediately for every certificate depth other than 0.
30exit 0 unless ($DEPTH eq "0");
31
32# Strip the CN from the X509 identifier.
33$CN =~ /\/CN=(.*)$/i;
34$CN = $1;
35
36my %confighash = ();
37if (-f "${General::swroot}/ovpn/ovpnconfig"){
38 &General::readhasharray("${General::swroot}/ovpn/ovpnconfig", \%confighash);
39 foreach my $key (keys %confighash) {
40 my $cn = $confighash{$key}[2];
41
42 # Skip disabled connections.
43 next unless ($confighash{$key}[0] eq "on");
44
45 # Skip non-roadwarrior connections.
46 next unless ($confighash{$key}[3] eq "host");
47
48 # Search for a matching CN.
49 exit 0 if ($cn eq $CN);
50
51 # Compatibility code for incorrectly saved CNs.
52 $cn =~ s/\ /_/;
53 exit 0 if ($cn eq $CN);
54 }
55}
56
57# Return an error if ovpnconfig could not be found.
58exit 1;