3 # InspIRCd -- Internet Relay Chat Daemon
5 # Copyright (C) 2020 Nicole Kleinhoff <ilbelkyr@shalture.org>
6 # Copyright (C) 2013-2017, 2020-2021 Sadie Powell <sadie@witchery.services>
8 # This file is part of InspIRCd. InspIRCd is free software: you can
9 # redistribute it and/or modify it under the terms of the GNU General Public
10 # License as published by the Free Software Foundation, version 2.
12 # This program is distributed in the hope that it will be useful, but WITHOUT
13 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 # FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
24 use warnings FATAL => qw(all);
28 # IMPORTANT: This script has to be able to run by itself so that it can be used
29 # by binary distributions where the make/console.pm module will not
32 use File::Basename qw(dirname);
33 use FindBin qw($RealDir);
35 use lib dirname $RealDir;
36 require make::console;
37 make::console->import();
41 my ($question, $default) = @_;
42 return prompt_string(1, $question, $default) if defined main->can('prompt_string');
44 print "[$default] => ";
45 chomp(my $answer = <STDIN>);
47 return $answer ? $answer : $default;
50 if (scalar @ARGV < 1 || $ARGV[0] !~ /^(?:auto|gnutls|openssl)$/i) {
51 say STDERR "Usage: $0 <auto|gnutls|openssl> [SSL-DIR]";
55 # On OS X the GnuTLS certtool is prefixed to avoid collision with the system certtool.
56 my $certtool = $^O eq 'darwin' ? 'gnutls-certtool' : 'certtool';
58 # Check whether the user has the required tools installed.
59 my $has_gnutls = `$certtool --version v 2>/dev/null`;
60 my $has_openssl = !system 'openssl version >/dev/null 2>&1';
62 # The framework the user has specified.
63 my $tool = lc $ARGV[0];
65 # If the user has not explicitly specified a framework then detect one.
66 if ($tool eq 'auto') {
69 } elsif ($has_openssl) {
72 say STDERR "SSL generation failed: could not find $certtool or openssl in the PATH!";
75 } elsif ($tool eq 'gnutls' && !$has_gnutls) {
76 say STDERR "SSL generation failed: could not find '$certtool' in the PATH!";
78 } elsif ($tool eq 'openssl' && !$has_openssl) {
79 say STDERR 'SSL generation failed: could not find \'openssl\' in the PATH!';
83 # Output to the cwd unless an SSL directory is specified.
84 if (scalar @ARGV > 1 && !chdir $ARGV[1]) {
85 say STDERR "Unable to change the working directory to $ARGV[1]: $!.";
89 # Harvest information needed to generate the certificate.
90 my $common_name = prompt('What is the hostname of your server?', 'irc.example.com');
91 my $email = prompt('What email address can you be contacted at?', 'example@example.com');
92 my $unit = prompt('What is the name of your unit?', 'Server Admins');
93 my $organization = prompt('What is the name of your organization?', 'Example IRC Network');
94 my $city = prompt('What city are you located in?', 'Example City');
95 my $state = prompt('What state are you located in?', 'Example State');
96 my $country = prompt('What is the ISO 3166-1 code for the country you are located in?', 'XZ');
97 my $days = prompt('How many days do you want your certificate to be valid for?', '365');
99 # Contains the exit code of openssl/gnutls-certtool.
102 if ($tool eq 'gnutls') {
103 $has_gnutls =~ /certtool.+?(\d+\.\d+)/;
104 my $sec_param = $1 lt '2.10' ? '--bits 2048' : '--sec-param normal';
105 my $tmp = new File::Temp();
106 print $tmp <<__GNUTLS_END__;
110 organization = "$organization"
114 expiration_days = $days
126 $status ||= system "$certtool --generate-privkey $sec_param --outfile key.pem";
127 $status ||= system "$certtool --generate-self-signed --load-privkey key.pem --outfile cert.pem --template $tmp";
128 $status ||= system "$certtool --generate-request --load-privkey key.pem --outfile csr.pem --template $tmp";
129 $status ||= system "$certtool --generate-dh-params $sec_param --outfile dhparams.pem";
130 } elsif ($tool eq 'openssl') {
131 my $tmp = new File::Temp();
132 print $tmp <<__OPENSSL_END__;
144 $status ||= system "cat $tmp | openssl req -x509 -nodes -newkey rsa:2048 -keyout key.pem -out cert.pem -days $days 2>/dev/null";
145 $status ||= system "cat $tmp | openssl req -new -nodes -key key.pem -out csr.pem 2>/dev/null";
146 $status ||= system 'openssl dhparam -out dhparams.pem 2048';
150 say STDERR "SSL generation failed: $tool exited with a non-zero status!";