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|
#!/usr/bin/perl
use strict;
use warnings;
use Test::More;
use IO::Socket::SSL;
plan skip_all => "no OCSP support" if ! IO::Socket::SSL->can_ocsp;
#$Net::SSLeay::trace=3;
my @tests = (
{
# this should give us OCSP stapling
host => 'www.live.com',
port => 443,
fingerprint => 'sha1$69e85345bfa05c1beb1352dad0b8c61abe42f26c',
ocsp_staple => 1,
},
{
# no OCSP stapling yet
host => 'www.google.com',
port => 443,
fingerprint => 'sha1$93125bb97d02aa4536b4ec9a7ca01ad8927314db',
},
{
# this is revoked
host => 'revoked.grc.com',
port => 443,
fingerprint => 'sha1$34703c40093461ad3ce087e161c7b7f42abe770c',
expect_revoked => 1
},
);
plan tests => 0+@tests;
my $timeout = 10;
my $proxy = ( $ENV{http_proxy} || '' )
=~m{^(?:\w+://)?([\w\-.:\[\]]+:\d+)/?$} && $1;
my $have_httptiny = eval { require HTTP::Tiny };
my $ipclass = 'IO::Socket::INET';
for( qw( IO::Socket::IP IO::Socket::INET6 )) {
eval { require $_ } or next;
$ipclass = $_;
last;
}
TEST:
for my $test (@tests) {
my $tcp_connect = sub {
if ( ! $proxy ) {
# direct connection
return $ipclass->new(
PeerAddr => $test->{host},
PeerPort => $test->{port},
Timeout => $timeout,
) || die "tcp connect to $test->{host}:$test->{port} failed: $!";
}
my $cl = $ipclass->new(
PeerAddr => $proxy,
Timeout => $timeout,
) || die "tcp connect to proxy $proxy failed: $!";
# try to establish tunnel via proxy with CONNECT
{
local $SIG{ALRM} = sub {
die "proxy HTTP tunnel creation timed out" };
alarm($timeout);
print $cl "CONNECT $test->{host}:$test->{port} HTTP/1.0\r\n\r\n";
my $reply = '';
while (<$cl>) {
$reply .= $_;
last if m{\A\r?\n\Z};
}
alarm(0);
$reply =~m{\AHTTP/1\.[01] 200\b} or
die "unexpected response from proxy: $reply";
}
return $cl;
};
SKIP: {
# first check fingerprint in case of SSL interception
my $cl = eval { &$tcp_connect } or skip "TCP connect#1 failed: $@",1;
diag("tcp connect to $test->{host}:$test->{port} ok");
skip "SSL upgrade w/o validation failed: $SSL_ERROR",1
if ! IO::Socket::SSL->start_SSL($cl, SSL_verify_mode => 0);
skip "fingerprints do not match",1
if $cl->get_fingerprint('sha1') ne $test->{fingerprint};
diag("fingerprint matches");
# then check if we can use the default CA path for successful
# validation without OCSP yet
$cl = eval { &$tcp_connect } or skip "TCP connect#2 failed: $@",1;
skip "SSL upgrade w/o OCSP failed: $SSL_ERROR",1
if ! IO::Socket::SSL->start_SSL($cl, SSL_ocsp_mode => SSL_OCSP_NO_STAPLE );
diag("validation with default CA w/o OCSP ok");
# check with default settings
$cl = eval { &$tcp_connect } or skip "TCP connect#3 failed: $@",1;
my $ok = IO::Socket::SSL->start_SSL($cl);
if ($test->{expect_revoked}) {
if (!$ok && $SSL_ERROR =~m/revoked/) {
pass("revoked within stapling as expected");
next TEST;
} else {
fail( $ok ? "expected revoked but connection ok" :
"expected revoked, but $SSL_ERROR");
next TEST;
}
} elsif (!$ok) {
fail("SSL upgrade with OCSP stapling failed: $SSL_ERROR");
next TEST;
}
# we got usable stapling if _SSL_ocsp_verify is defined
if ($test->{ocsp_staple}) {
if ( ! ${*$cl}{_SSL_ocsp_verify}) {
fail("did not get expected OCSP response with stapling");
next TEST;
} else {
diag("got stapled response as expected");
}
}
goto done if ! $have_httptiny;
# use OCSP resolver to resolve remaining certs, should be at most one
my $ocsp_resolver = $cl->ocsp_resolver;
my %rq = $ocsp_resolver->requests;
if (keys(%rq)>1) {
fail("got more open OCSP requests (".keys(%rq).
") than expected(1) in default mode");
next TEST;
}
my $err = $ocsp_resolver->resolve_blocking(timeout => $timeout);
if ($test->{expect_revoked}) {
if ($err =~m/revoked/) {
pass("revoked with explicit OCSP request as expected");
next TEST;
} elsif ( $err =~m/status not yet valid/ ) {
pass("temporary server side error with OCSP check: $err");
next TEST;
} else {
fail("expected revoked, but error=$err");
next TEST;
}
}
diag("validation with default CA with OCSP defaults ok");
# now check with full chain
$cl = eval { &$tcp_connect } or skip "TCP connect#4 failed: $@",1;
my $cache = IO::Socket::SSL::OCSP_Cache->new;
if (! IO::Socket::SSL->start_SSL($cl,
SSL_ocsp_mode => SSL_OCSP_FULL_CHAIN,
SSL_ocsp_cache => $cache
)) {
skip "unexpected fail of SSL connect: $SSL_ERROR",1
}
my $chain_size = $cl->peer_certificates;
$ocsp_resolver = $cl->ocsp_resolver;
# there should be no hard error after resolving - unless an intermediate
# certificate got revoked which I don't hope
$err = $ocsp_resolver->resolve_blocking(timeout => $timeout);
if ($err) {
fail("fatal error in OCSP resolver: $err");
next TEST;
}
# we should now either have soft errors or the OCSP cache should have
# chain_size entries
if ( ! $ocsp_resolver->soft_error ) {
my $cache_size = keys(%$cache)-1;
if ($cache_size!=$chain_size) {
fail("cache_size($cache_size) != chain_size($chain_size)");
next TEST;
}
}
diag("validation with default CA with OCSP full chain ok");
done:
pass("OCSP tests $test->{host}:$test->{port} ok");
}
}
|
