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#!/usr/bin/perl
# (C) Andrey Zelenkov
# (C) Nginx, Inc.
# Tests for mail ssl module.
###############################################################################
use warnings;
use strict;
use Test::More;
BEGIN { use FindBin; chdir($FindBin::Bin); }
use lib 'lib';
use Test::Nginx;
use Test::Nginx::IMAP;
use Test::Nginx::POP3;
use Test::Nginx::SMTP;
###############################################################################
select STDERR; $| = 1;
select STDOUT; $| = 1;
eval {
require Net::SSLeay;
Net::SSLeay::load_error_strings();
Net::SSLeay::SSLeay_add_ssl_algorithms();
Net::SSLeay::randomize();
};
plan(skip_all => 'Net::SSLeay not installed') if $@;
eval { exists &Net::SSLeay::P_alpn_selected or die; };
plan(skip_all => 'Net::SSLeay with OpenSSL ALPN support required') if $@;
my $t = Test::Nginx->new()->has(qw/mail mail_ssl imap pop3 smtp/)
->has_daemon('openssl')->plan(22);
$t->write_file_expand('nginx.conf', <<'EOF');
%%TEST_GLOBALS%%
daemon off;
events {
}
mail {
ssl_certificate_key localhost.key;
ssl_certificate localhost.crt;
ssl_session_tickets off;
ssl_password_file password;
auth_http http://127.0.0.1:8080; # unused
ssl_session_cache none;
server {
listen 127.0.0.1:8143;
listen 127.0.0.1:8145 ssl;
protocol imap;
ssl_session_cache builtin;
}
server {
listen 127.0.0.1:8146 ssl;
protocol imap;
ssl_session_cache off;
}
server {
listen 127.0.0.1:8147;
protocol imap;
# Special case for enabled "ssl" directive.
ssl on;
ssl_session_cache builtin:1000;
}
server {
listen 127.0.0.1:8148 ssl;
protocol imap;
ssl_session_cache shared:SSL:1m;
ssl_certificate_key inherits.key;
ssl_certificate inherits.crt;
}
server {
listen 127.0.0.1:8149;
protocol imap;
starttls on;
}
server {
listen 127.0.0.1:8150;
protocol imap;
starttls only;
}
server {
listen 127.0.0.1:8151;
protocol pop3;
starttls on;
}
server {
listen 127.0.0.1:8152;
protocol pop3;
starttls only;
}
server {
listen 127.0.0.1:8153;
protocol smtp;
starttls on;
}
server {
listen 127.0.0.1:8154;
protocol smtp;
starttls only;
}
}
EOF
$t->write_file('openssl.conf', <<EOF);
[ req ]
default_bits = 2048
encrypt_key = no
distinguished_name = req_distinguished_name
[ req_distinguished_name ]
EOF
my $d = $t->testdir();
foreach my $name ('localhost', 'inherits') {
system("openssl genrsa -out $d/$name.key -passout pass:localhost "
. "-aes128 2048 >>$d/openssl.out 2>&1") == 0
or die "Can't create private key: $!\n";
system('openssl req -x509 -new '
. "-config $d/openssl.conf -subj /CN=$name/ "
. "-out $d/$name.crt "
. "-key $d/$name.key -passin pass:localhost"
. ">>$d/openssl.out 2>&1") == 0
or die "Can't create certificate for $name: $!\n";
}
my $ctx = Net::SSLeay::CTX_new() or die("Failed to create SSL_CTX $!");
$t->write_file('password', 'localhost');
open OLDERR, ">&", \*STDERR; close STDERR;
$t->run();
open STDERR, ">&", \*OLDERR;
###############################################################################
# simple tests to ensure that nothing broke with ssl_password_file directive
my $s = Test::Nginx::IMAP->new();
$s->ok('greeting');
$s->send('1 AUTHENTICATE LOGIN');
$s->check(qr/\+ VXNlcm5hbWU6/, 'login');
# ssl_session_cache
my ($ssl, $ses);
($s, $ssl) = get_ssl_socket(8145);
$ses = Net::SSLeay::get_session($ssl);
($s, $ssl) = get_ssl_socket(8145, $ses);
is(Net::SSLeay::session_reused($ssl), 1, 'builtin session reused');
($s, $ssl) = get_ssl_socket(8146);
$ses = Net::SSLeay::get_session($ssl);
($s, $ssl) = get_ssl_socket(8146, $ses);
is(Net::SSLeay::session_reused($ssl), 0, 'session not reused');
($s, $ssl) = get_ssl_socket(8147);
$ses = Net::SSLeay::get_session($ssl);
($s, $ssl) = get_ssl_socket(8147, $ses);
is(Net::SSLeay::session_reused($ssl), 1, 'builtin size session reused');
($s, $ssl) = get_ssl_socket(8148);
$ses = Net::SSLeay::get_session($ssl);
($s, $ssl) = get_ssl_socket(8148, $ses);
is(Net::SSLeay::session_reused($ssl), 1, 'shared session reused');
# ssl_certificate inheritance
($s, $ssl) = get_ssl_socket(8145);
like(Net::SSLeay::dump_peer_certificate($ssl), qr/CN=localhost/, 'CN');
($s, $ssl) = get_ssl_socket(8148);
like(Net::SSLeay::dump_peer_certificate($ssl), qr/CN=inherits/, 'CN inner');
# alpn
ok(get_ssl_socket(8148, undef, ['imap']), 'alpn');
SKIP: {
$t->{_configure_args} =~ /LibreSSL ([\d\.]+)/;
skip 'LibreSSL too old', 1 if defined $1 and $1 lt '3.4.0';
$t->{_configure_args} =~ /OpenSSL ([\d\.]+)/;
skip 'OpenSSL too old', 1 if defined $1 and $1 lt '1.1.0';
TODO: {
local $TODO = 'not yet' unless $t->has_version('1.21.4');
ok(!get_ssl_socket(8148, undef, ['unknown']), 'alpn rejected');
}
}
# starttls imap
$s = Test::Nginx::IMAP->new(PeerAddr => '127.0.0.1:' . port(8149));
$s->read();
$s->send('1 AUTHENTICATE LOGIN');
$s->check(qr/\+ VXNlcm5hbWU6/, 'imap auth before startls on');
$s = Test::Nginx::IMAP->new(PeerAddr => '127.0.0.1:' . port(8149));
$s->read();
$s->send('1 STARTTLS');
$s->ok('imap starttls on');
$s = Test::Nginx::IMAP->new(PeerAddr => '127.0.0.1:' . port(8150));
$s->read();
$s->send('1 AUTHENTICATE LOGIN');
$s->check(qr/^\S+ BAD/, 'imap auth before startls only');
$s = Test::Nginx::IMAP->new(PeerAddr => '127.0.0.1:' . port(8150));
$s->read();
$s->send('1 STARTTLS');
$s->ok('imap starttls only');
# starttls pop3
$s = Test::Nginx::POP3->new(PeerAddr => '127.0.0.1:' . port(8151));
$s->read();
$s->send('AUTH LOGIN');
$s->check(qr/\+ VXNlcm5hbWU6/, 'pop3 auth before startls on');
$s = Test::Nginx::POP3->new(PeerAddr => '127.0.0.1:' . port(8151));
$s->read();
$s->send('STLS');
$s->ok('pop3 starttls on');
$s = Test::Nginx::POP3->new(PeerAddr => '127.0.0.1:' . port(8152));
$s->read();
$s->send('AUTH LOGIN');
$s->check(qr/^-ERR/, 'pop3 auth before startls only');
$s = Test::Nginx::POP3->new(PeerAddr => '127.0.0.1:' . port(8152));
$s->read();
$s->send('STLS');
$s->ok('pop3 starttls only');
# starttls smtp
$s = Test::Nginx::SMTP->new(PeerAddr => '127.0.0.1:' . port(8153));
$s->read();
$s->send('AUTH LOGIN');
$s->check(qr/^334 VXNlcm5hbWU6/, 'smtp auth before startls on');
$s = Test::Nginx::SMTP->new(PeerAddr => '127.0.0.1:' . port(8153));
$s->read();
$s->send('STARTTLS');
$s->ok('smtp starttls on');
$s = Test::Nginx::SMTP->new(PeerAddr => '127.0.0.1:' . port(8154));
$s->read();
$s->send('AUTH LOGIN');
$s->check(qr/^5.. /, 'smtp auth before startls only');
$s = Test::Nginx::SMTP->new(PeerAddr => '127.0.0.1:' . port(8154));
$s->read();
$s->send('STARTTLS');
$s->ok('smtp starttls only');
###############################################################################
sub get_ssl_socket {
my ($port, $ses, $alpn) = @_;
my $s = IO::Socket::INET->new('127.0.0.1:' . port($port));
my $ssl = Net::SSLeay::new($ctx) or die("Failed to create SSL $!");
Net::SSLeay::set_session($ssl, $ses) if defined $ses;
Net::SSLeay::set_alpn_protos($ssl, $alpn) if defined $alpn;
Net::SSLeay::set_fd($ssl, fileno($s));
Net::SSLeay::connect($ssl) == 1 or return;
return ($s, $ssl);
}
###############################################################################