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use strict;
use warnings;
use Test::More;
use IO::Socket::SSL;
use IO::Socket::SSL::Utils;
my @tests = tests();
plan tests => 0+@tests;
my ($ca,$key) = CERT_create( CA => 1);
for my $test (@tests) {
SKIP: {
my ($expect_match,$hostname,$cn,$san_dns,$san_ip) = @$test;
my (@san,$ip6);
push @san, map { [ "DNS", $_ ] } $san_dns =~m{([^,\s]+)}g if $san_dns;
for( ($san_ip||'') =~m{([^,\s]+)}g ) {
if ( my @h = m{^x(.{4})(.{4})(.{4})(.{4})(.{4})(.{4})(.{4})(.{4})$}) {
$_ = join(':',@h);
$ip6 = 1;
}
push @san, [ "IP", $_ ];
}
my $idn = $hostname =~m{[^a-zA-Z0-9_.\-]};
my $diag = "$hostname: cn=$cn san=".
join(",", map { "$_->[0]:$_->[1]" } @san);
$diag =~s{([\\\x00-\x1f\x7f-\xff])}{ sprintf("\\x%02x",ord($1)) }esg;
if ($ip6 && !IO::Socket::SSL->can_ipv6) {
skip "no IPv6 support - $diag",1;
}
if ($idn && ! eval { IO::Socket::SSL::idn_to_ascii("fo") }) {
skip "no IDNA library installed - $diag",1
}
my %cert = (
subject => length($cn) ? { CN => $cn }:{},
@san ? ( subjectAltNames => \@san ):(),
issuer_cert => $ca,
issuer_key => $key,
key => $key
);
my $cert;
eval { ($cert) = CERT_create(%cert) };
if ($@) {
skip "failed to create cert: $diag\n$@",1
}
#diag($diag);
my $match = IO::Socket::SSL::verify_hostname_of_cert($hostname,$cert,'www')||0;
if ( $match == $expect_match ) {
pass("$expect_match|$diag");
} else {
fail("$match != $expect_match |$diag");
#warn PEM_cert2string($cert);
}
CERT_free($cert);
}
}
# based on
# https://raw.githubusercontent.com/adobe/chromium/master/net/base/x509_certificate_unittest.cc
# 16.5.2014
#
# format: [ expect_match, hostname, CN, san_dns, san_ip ]
sub tests {(
[ 1, 'foo.com', 'foo.com' ],
[ 1, 'f', 'f' ],
[ 0, 'h', 'i' ],
[ 1, 'bar.foo.com', '*.foo.com' ],
[ 1, 'www.test.fr', 'common.name', '*.test.com,*.test.co.uk,*.test.de,*.test.fr' ],
[ 1, 'wwW.tESt.fr', 'common.name', ',*.*,*.test.de,*.test.FR,www' ],
[ 0, 'f.uk', '.uk' ],
[ 0, 'w.bar.foo.com', '?.bar.foo.com' ],
[ 0, 'www.foo.com', '(www|ftp).foo.com' ],
[ 0, 'www.foo.com', "www.foo.com\0" ],
# CERT_create just strips everything after \0 so we get not the expected
# certificate and thus cannot run this test
# [ 0, 'www.foo.com', '', "www.foo.com\0*.foo.com,\0,\0" ],
[ 0, 'www.house.example', 'ww.house.example' ],
[ 0, 'test.org', '', 'www.test.org,*.test.org,*.org' ],
[ 0, 'w.bar.foo.com', 'w*.bar.foo.com' ],
[ 0, 'www.bar.foo.com', 'ww*ww.bar.foo.com' ],
[ 0, 'wwww.bar.foo.com', 'ww*ww.bar.foo.com' ],
[ 1, 'wwww.bar.foo.com', 'w*w.bar.foo.com' ],
[ 0, 'wwww.bar.foo.com', 'w*w.bar.foo.c0m' ],
[ 1, 'WALLY.bar.foo.com', 'wa*.bar.foo.com' ],
[ 1, 'wally.bar.foo.com', '*Ly.bar.foo.com' ],
# disabled test: we don't accept URL encoded hostnames
# [ 1, 'ww%57.foo.com', '', 'www.foo.com' ],
# disabled test: & is not allowed in hostname - and CN should not
# allow URL encoding
# [ 1, 'www&.foo.com', 'www%26.foo.com' ],
# Common name must not be used if subject alternative name was provided.
[ 0, 'www.test.co.jp', 'www.test.co.jp', '*.test.de,*.jp,www.test.co.uk,www.*.co.jp' ],
[ 0, 'www.bar.foo.com', 'www.bar.foo.com', '*.foo.com,*.*.foo.com,*.*.bar.foo.com,*..bar.foo.com,' ],
# I think they got this test wrong
# common name should not be checked only if SAN contains DNS names
# so in this case common name should be checked -> match
# corrected test therefore
# [ 0, 'www.bath.org', 'www.bath.org', '', '20.30.40.50' ],
[ 1, 'www.bath.org', 'www.bath.org', '', '20.30.40.50' ],
[ 0, '66.77.88.99', 'www.bath.org', 'www.bath.org' ],
# IDN tests
[ 1, 'xn--poema-9qae5a.com.br', 'xn--poema-9qae5a.com.br' ],
[ 1, 'www.xn--poema-9qae5a.com.br', '*.xn--poema-9qae5a.com.br' ],
[ 0, 'xn--poema-9qae5a.com.br', '', '*.xn--poema-9qae5a.com.br,xn--poema-*.com.br,xn--*-9qae5a.com.br,*--poema-9qae5a.com.br' ],
# There should be no *.com.br certificates and public sufffix catches this.
# So this example is bad and we change it to .foo.com.br
# [ 1, 'xn--poema-9qae5a.com.br', '*.com.br' ],
[ 1, 'xn--poema-9qae5a.foo.com.br', '*.foo.com.br' ],
# The following are adapted from the examples quoted from
# http://tools.ietf.org/html/rfc6125#section-6.4.3
# (e.g., *.example.com would match foo.example.com but
# not bar.foo.example.com or example.com).
[ 1, 'foo.example.com', '*.example.com' ],
[ 0, 'bar.foo.example.com', '*.example.com' ],
[ 0, 'example.com', '*.example.com' ],
# (e.g., baz*.example.net and *baz.example.net and b*z.example.net would
# be taken to match baz1.example.net and foobaz.example.net and
# buzz.example.net, respectively)
[ 1, 'baz1.example.net', 'baz*.example.net' ],
[ 1, 'foobaz.example.net', '*baz.example.net' ],
[ 1, 'buzz.example.net', 'b*z.example.net' ],
# Wildcards should not be valid unless there are at least three name
# components.
# There should be no *.co.uk certificates and public suffix catches this.
# So change example to *.foo.com instead
# [ 1, 'h.co.uk', '*.co.uk' ],
[ 1, 'h.foo.com', '*.foo.com' ],
[ 0, 'foo.com', '*.com' ],
[ 0, 'foo.us', '*.us' ],
[ 0, 'foo', '*' ],
# Multiple wildcards are not valid.
[ 0, 'foo.example.com', '*.*.com' ],
[ 0, 'foo.bar.example.com', '*.bar.*.com' ],
# Absolute vs relative DNS name tests. Although not explicitly specified
# in RFC 6125, absolute reference names (those ending in a .) should
# match either absolute or relative presented names.
[ 1, 'foo.com', 'foo.com.' ],
[ 1, 'foo.com.', 'foo.com' ],
[ 1, 'foo.com.', 'foo.com.' ],
[ 1, 'f', 'f.' ],
[ 1, 'f.', 'f' ],
[ 1, 'f.', 'f.' ],
[ 1, 'www-3.bar.foo.com', '*.bar.foo.com.' ],
[ 1, 'www-3.bar.foo.com.', '*.bar.foo.com' ],
[ 1, 'www-3.bar.foo.com.', '*.bar.foo.com.' ],
[ 0, '.', '.' ],
[ 0, 'example.com', '*.com.' ],
[ 0, 'example.com.', '*.com' ],
[ 0, 'example.com.', '*.com.' ],
[ 0, 'foo.', '*.' ],
# IP addresses in common name; IPv4 only.
[ 1, '127.0.0.1', '127.0.0.1' ],
[ 1, '192.168.1.1', '192.168.1.1' ],
# we expect proper IP and not this junk, so we will not allow these
# [ 1, '676768', '0.10.83.160' ],
# [ 1, '1.2.3', '1.2.0.3' ],
[ 0, '192.169.1.1', '192.168.1.1' ],
[ 0, '12.19.1.1', '12.19.1.1/255.255.255.0' ],
[ 0, 'FEDC:ba98:7654:3210:FEDC:BA98:7654:3210', 'FEDC:BA98:7654:3210:FEDC:ba98:7654:3210' ],
[ 0, '1111:2222:3333:4444:5555:6666:7777:8888', '1111:2222:3333:4444:5555:6666:7777:8888' ],
[ 0, '::192.9.5.5', '[::192.9.5.5]' ],
# No wildcard matching in valid IP addresses
[ 0, '::192.9.5.5', '*.9.5.5' ],
[ 0, '2010:836B:4179::836B:4179', '*:836B:4179::836B:4179' ],
[ 0, '192.168.1.11', '*.168.1.11' ],
[ 0, 'FEDC:BA98:7654:3210:FEDC:BA98:7654:3210', '*.]' ],
# IP addresses in subject alternative name (common name ignored)
[ 1, '10.1.2.3', '', '', '10.1.2.3' ],
# we expect proper IP and not this junk, so we will not allow this
# [ 1, '14.15', '', '', '14.0.0.15' ],
# according to RFC2818 common name should be checked if no DNS entries in SAN
# so this must match if we match IP in common name -> changed expected result
# [ 0, '10.1.2.7', '10.1.2.7', '', '10.1.2.6,10.1.2.8' ],
[ 1, '10.1.2.7', '10.1.2.7', '', '10.1.2.6,10.1.2.8' ],
[ 0, '10.1.2.8', '10.20.2.8', 'foo' ],
[ 1, '::4.5.6.7', '', '', 'x00000000000000000000000004050607' ],
[ 0, '::6.7.8.9', '::6.7.8.9', '::6.7.8.9', 'x00000000000000000000000006070808,x0000000000000000000000000607080a,xff000000000000000000000006070809,6.7.8.9' ],
[ 1, 'FE80::200:f8ff:fe21:67cf', 'no.common.name', '', 'x00000000000000000000000006070808,xfe800000000000000200f8fffe2167cf,xff0000000000000000000000060708ff,10.0.0.1' ],
# Numeric only hostnames (none of these are considered valid IP addresses).
[ 0, '12345.6', '12345.6' ],
[ 0, '121.2.3.512', '', '1*1.2.3.512,*1.2.3.512,1*.2.3.512,*.2.3.512', '121.2.3.0'],
[ 0, '1.2.3.4.5.6', '*.2.3.4.5.6' ],
# IP address should not be matched against SAN DNS entry -> skip test
# [ 1, '1.2.3.4.5', '', '1.2.3.4.5' ],
# Invalid host names.
# this cert cannot be created currently
# [ 0, "junk)()\$*!\@~\0", "junk)()\$*!\@~\0" ],
[ 0, 'www.*.com', 'www.*.com' ],
[ 0, 'w$w.f.com', 'w$w.f.com' ],
[ 0, 'nocolonallowed:example', '', 'nocolonallowed:example' ],
[ 0, 'www-1.[::FFFF:129.144.52.38]', '*.[::FFFF:129.144.52.38]' ],
[ 0, '[::4.5.6.9]', '', '', 'x00000000000000000000000004050609' ],
)}
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