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ruby/test/openssl/test_ssl.rb

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Ruby
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# frozen_string_literal: false
require_relative "utils"
if defined?(OpenSSL::TestUtils)
class OpenSSL::TestSSL < OpenSSL::SSLTestCase
def test_ctx_options
ctx = OpenSSL::SSL::SSLContext.new
assert (OpenSSL::SSL::OP_ALL & ctx.options) == OpenSSL::SSL::OP_ALL,
"OP_ALL is set by default"
ctx.options = 4
assert_equal 4, ctx.options & 4
if ctx.options != 4
pend "SSL_CTX_set_options() seems to be modified by distributor"
end
ctx.options = nil
assert_equal OpenSSL::SSL::OP_ALL, ctx.options
assert_equal true, ctx.setup
assert_predicate ctx, :frozen?
assert_equal nil, ctx.setup
end
def test_ssl_with_server_cert
ctx_proc = -> ctx {
ctx.cert = @svr_cert
ctx.key = @svr_key
ctx.extra_chain_cert = [@ca_cert]
}
server_proc = -> (ctx, ssl) {
assert_equal @svr_cert.to_der, ssl.cert.to_der
assert_equal nil, ssl.peer_cert
readwrite_loop(ctx, ssl)
}
start_server(ctx_proc: ctx_proc, server_proc: server_proc) { |server, port|
begin
sock = TCPSocket.new("127.0.0.1", port)
ctx = OpenSSL::SSL::SSLContext.new
ssl = OpenSSL::SSL::SSLSocket.new(sock, ctx)
ssl.connect
assert_equal sock, ssl.io
assert_equal nil, ssl.cert
assert_equal @svr_cert.to_der, ssl.peer_cert.to_der
assert_equal 2, ssl.peer_cert_chain.size
assert_equal @svr_cert.to_der, ssl.peer_cert_chain[0].to_der
assert_equal @ca_cert.to_der, ssl.peer_cert_chain[1].to_der
ensure
ssl&.close
sock&.close
end
}
end
def test_sysread_and_syswrite
start_server { |server, port|
server_connect(port) { |ssl|
str = "x" * 100 + "\n"
ssl.syswrite(str)
newstr = ssl.sysread(str.bytesize)
assert_equal(str, newstr)
buf = ""
ssl.syswrite(str)
assert_same buf, ssl.sysread(str.size, buf)
assert_equal(str, newstr)
}
}
end
def test_sync_close
start_server { |server, port|
begin
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
ssl.connect
ssl.close
assert_not_predicate sock, :closed?
ensure
sock&.close
end
begin
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
ssl.sync_close = true # !!
ssl.connect
ssl.close
assert_predicate sock, :closed?
ensure
sock&.close
end
}
end
def test_copy_stream
start_server do |server, port|
server_connect(port) do |ssl|
IO.pipe do |r, w|
str = "hello world\n"
w.write(str)
IO.copy_stream(r, ssl, str.bytesize)
IO.copy_stream(ssl, w, str.bytesize)
assert_equal str, r.read(str.bytesize)
end
end
end
end
def test_client_auth_failure
vflag = OpenSSL::SSL::VERIFY_PEER|OpenSSL::SSL::VERIFY_FAIL_IF_NO_PEER_CERT
start_server(verify_mode: vflag, ignore_listener_error: true) { |server, port|
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
ssl.sync_close = true
begin
assert_handshake_error { ssl.connect }
ensure
ssl.close
end
}
end
def test_client_auth_success
vflag = OpenSSL::SSL::VERIFY_PEER|OpenSSL::SSL::VERIFY_FAIL_IF_NO_PEER_CERT
start_server(verify_mode: vflag) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.key = @cli_key
ctx.cert = @cli_cert
server_connect(port, ctx) { |ssl|
ssl.puts("foo")
assert_equal("foo\n", ssl.gets)
}
called = nil
ctx = OpenSSL::SSL::SSLContext.new
ctx.client_cert_cb = Proc.new{ |sslconn|
called = true
[@cli_cert, @cli_key]
}
server_connect(port, ctx) { |ssl|
assert(called)
ssl.puts("foo")
assert_equal("foo\n", ssl.gets)
}
}
end
def test_client_auth_public_key
vflag = OpenSSL::SSL::VERIFY_PEER|OpenSSL::SSL::VERIFY_FAIL_IF_NO_PEER_CERT
start_server(verify_mode: vflag, ignore_listener_error: true) do |server, port|
assert_raise(ArgumentError) {
ctx = OpenSSL::SSL::SSLContext.new
ctx.key = @cli_key.public_key
ctx.cert = @cli_cert
server_connect(port, ctx) { }
}
ctx = OpenSSL::SSL::SSLContext.new
ctx.client_cert_cb = Proc.new{ |ssl|
[@cli_cert, @cli_key.public_key]
}
assert_handshake_error { server_connect(port, ctx) }
end
end
def test_client_ca
ctx_proc = Proc.new do |ctx|
ctx.client_ca = [@ca_cert]
end
vflag = OpenSSL::SSL::VERIFY_PEER|OpenSSL::SSL::VERIFY_FAIL_IF_NO_PEER_CERT
start_server(verify_mode: vflag, ctx_proc: ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
client_ca_from_server = nil
ctx.client_cert_cb = Proc.new do |sslconn|
client_ca_from_server = sslconn.client_ca
[@cli_cert, @cli_key]
end
server_connect(port, ctx) { |ssl| assert_equal([@ca], client_ca_from_server) }
}
end
def test_read_nonblock_without_session
OpenSSL::TestUtils.silent do
start_server(start_immediately: false) { |server, port|
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
ssl.sync_close = true
assert_equal :wait_readable, ssl.read_nonblock(100, exception: false)
ssl.write("abc\n")
IO.select [ssl]
assert_equal('a', ssl.read_nonblock(1))
assert_equal("bc\n", ssl.read_nonblock(100))
assert_equal :wait_readable, ssl.read_nonblock(100, exception: false)
ssl.close
}
end
end
def test_starttls
server_proc = -> (ctx, ssl) {
begin
while line = ssl.gets
if line =~ /^STARTTLS$/
ssl.write("x")
ssl.flush
ssl.accept
next
end
ssl.write(line)
end
rescue OpenSSL::SSL::SSLError
rescue IOError
ensure
ssl.close rescue nil
end
}
EnvUtil.suppress_warning do # read/write on not started session
start_server(start_immediately: false,
server_proc: server_proc) { |server, port|
begin
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
ssl.puts "plaintext"
assert_equal "plaintext\n", ssl.gets
ssl.puts("STARTTLS")
ssl.read(1)
ssl.connect
ssl.puts "over-tls"
assert_equal "over-tls\n", ssl.gets
ensure
ssl&.close
sock&.close
end
}
end
end
def test_parallel
start_server { |server, port|
ssls = []
10.times{
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
ssl.connect
ssl.sync_close = true
ssls << ssl
}
str = "x" * 1000 + "\n"
ITERATIONS.times{
ssls.each{|ssl|
ssl.puts(str)
assert_equal(str, ssl.gets)
}
}
ssls.each{|ssl| ssl.close }
}
end
def test_verify_result
start_server(ignore_listener_error: true) { |server, port|
sock = TCPSocket.new("127.0.0.1", port)
ctx = OpenSSL::SSL::SSLContext.new
ctx.verify_mode = OpenSSL::SSL::VERIFY_PEER
ssl = OpenSSL::SSL::SSLSocket.new(sock, ctx)
ssl.sync_close = true
begin
assert_raise(OpenSSL::SSL::SSLError){ ssl.connect }
assert_equal(OpenSSL::X509::V_ERR_SELF_SIGNED_CERT_IN_CHAIN, ssl.verify_result)
ensure
ssl.close
end
}
start_server { |server, port|
sock = TCPSocket.new("127.0.0.1", port)
ctx = OpenSSL::SSL::SSLContext.new
ctx.verify_mode = OpenSSL::SSL::VERIFY_PEER
ctx.verify_callback = Proc.new do |preverify_ok, store_ctx|
store_ctx.error = OpenSSL::X509::V_OK
true
end
ssl = OpenSSL::SSL::SSLSocket.new(sock, ctx)
ssl.sync_close = true
begin
ssl.connect
assert_equal(OpenSSL::X509::V_OK, ssl.verify_result)
ensure
ssl.close
end
}
start_server(ignore_listener_error: true) { |server, port|
sock = TCPSocket.new("127.0.0.1", port)
ctx = OpenSSL::SSL::SSLContext.new
ctx.verify_mode = OpenSSL::SSL::VERIFY_PEER
ctx.verify_callback = Proc.new do |preverify_ok, store_ctx|
store_ctx.error = OpenSSL::X509::V_ERR_APPLICATION_VERIFICATION
false
end
ssl = OpenSSL::SSL::SSLSocket.new(sock, ctx)
ssl.sync_close = true
begin
assert_raise(OpenSSL::SSL::SSLError){ ssl.connect }
assert_equal(OpenSSL::X509::V_ERR_APPLICATION_VERIFICATION, ssl.verify_result)
ensure
ssl.close
end
}
end
def test_exception_in_verify_callback_is_ignored
start_server(ignore_listener_error: true) { |server, port|
sock = TCPSocket.new("127.0.0.1", port)
ctx = OpenSSL::SSL::SSLContext.new
ctx.verify_mode = OpenSSL::SSL::VERIFY_PEER
ctx.verify_callback = Proc.new do |preverify_ok, store_ctx|
store_ctx.error = OpenSSL::X509::V_OK
raise RuntimeError
end
ssl = OpenSSL::SSL::SSLSocket.new(sock, ctx)
ssl.sync_close = true
begin
OpenSSL::TestUtils.silent do
# SSLError, not RuntimeError
assert_raise(OpenSSL::SSL::SSLError) { ssl.connect }
end
assert_equal(OpenSSL::X509::V_ERR_CERT_REJECTED, ssl.verify_result)
ensure
ssl.close
end
}
end
def test_sslctx_set_params
ctx = OpenSSL::SSL::SSLContext.new
ctx.set_params
assert_equal OpenSSL::SSL::VERIFY_PEER, ctx.verify_mode
ciphers_names = ctx.ciphers.collect{|v, _, _, _| v }
assert ciphers_names.all?{|v| /A(EC)?DH/ !~ v }, "anon ciphers are disabled"
assert ciphers_names.all?{|v| /(RC4|MD5|EXP|DES)/ !~ v }, "weak ciphers are disabled"
assert_equal 0, ctx.options & OpenSSL::SSL::OP_DONT_INSERT_EMPTY_FRAGMENTS
if defined?(OpenSSL::SSL::OP_NO_COMPRESSION) # >= 1.0.0
assert_equal OpenSSL::SSL::OP_NO_COMPRESSION,
ctx.options & OpenSSL::SSL::OP_NO_COMPRESSION
end
end
def test_post_connect_check_with_anon_ciphers
ctx_proc = -> ctx {
ctx.ciphers = "aNULL"
ctx.security_level = 0
}
start_server(ctx_proc: ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.ciphers = "aNULL"
ctx.security_level = 0
server_connect(port, ctx) { |ssl|
assert_raise_with_message(OpenSSL::SSL::SSLError, /anonymous cipher suite/i) {
ssl.post_connection_check("localhost.localdomain")
}
}
}
end
def test_post_connection_check
sslerr = OpenSSL::SSL::SSLError
start_server { |server, port|
server_connect(port) { |ssl|
assert_raise(sslerr){ssl.post_connection_check("localhost.localdomain")}
assert_raise(sslerr){ssl.post_connection_check("127.0.0.1")}
assert(ssl.post_connection_check("localhost"))
assert_raise(sslerr){ssl.post_connection_check("foo.example.com")}
cert = ssl.peer_cert
assert(!OpenSSL::SSL.verify_certificate_identity(cert, "localhost.localdomain"))
assert(!OpenSSL::SSL.verify_certificate_identity(cert, "127.0.0.1"))
assert(OpenSSL::SSL.verify_certificate_identity(cert, "localhost"))
assert(!OpenSSL::SSL.verify_certificate_identity(cert, "foo.example.com"))
}
}
exts = [
["keyUsage","keyEncipherment,digitalSignature",true],
["subjectAltName","DNS:localhost.localdomain",false],
["subjectAltName","IP:127.0.0.1",false],
]
@svr_cert = issue_cert(@svr, @svr_key, 4, exts, @ca_cert, @ca_key)
start_server { |server, port|
server_connect(port) { |ssl|
assert(ssl.post_connection_check("localhost.localdomain"))
assert(ssl.post_connection_check("127.0.0.1"))
assert_raise(sslerr){ssl.post_connection_check("localhost")}
assert_raise(sslerr){ssl.post_connection_check("foo.example.com")}
cert = ssl.peer_cert
assert(OpenSSL::SSL.verify_certificate_identity(cert, "localhost.localdomain"))
assert(OpenSSL::SSL.verify_certificate_identity(cert, "127.0.0.1"))
assert(!OpenSSL::SSL.verify_certificate_identity(cert, "localhost"))
assert(!OpenSSL::SSL.verify_certificate_identity(cert, "foo.example.com"))
}
}
exts = [
["keyUsage","keyEncipherment,digitalSignature",true],
["subjectAltName","DNS:*.localdomain",false],
]
@svr_cert = issue_cert(@svr, @svr_key, 5, exts, @ca_cert, @ca_key)
start_server { |server, port|
server_connect(port) { |ssl|
assert(ssl.post_connection_check("localhost.localdomain"))
assert_raise(sslerr){ssl.post_connection_check("127.0.0.1")}
assert_raise(sslerr){ssl.post_connection_check("localhost")}
assert_raise(sslerr){ssl.post_connection_check("foo.example.com")}
cert = ssl.peer_cert
assert(OpenSSL::SSL.verify_certificate_identity(cert, "localhost.localdomain"))
assert(!OpenSSL::SSL.verify_certificate_identity(cert, "127.0.0.1"))
assert(!OpenSSL::SSL.verify_certificate_identity(cert, "localhost"))
assert(!OpenSSL::SSL.verify_certificate_identity(cert, "foo.example.com"))
}
}
end
def test_verify_certificate_identity
[true, false].each do |criticality|
cert = create_null_byte_SAN_certificate(criticality)
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(cert, 'www.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(cert, "www.example.com\0.evil.com"))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(cert, '192.168.7.255'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(cert, '192.168.7.1'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(cert, '13::17'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(cert, '13:0:0:0:0:0:0:17'))
end
end
def test_verify_hostname
assert_equal(true, OpenSSL::SSL.verify_hostname("www.example.com", "*.example.com"))
assert_equal(false, OpenSSL::SSL.verify_hostname("www.subdomain.example.com", "*.example.com"))
end
def test_verify_wildcard
assert_equal(false, OpenSSL::SSL.verify_wildcard("foo", "x*"))
assert_equal(true, OpenSSL::SSL.verify_wildcard("foo", "foo"))
assert_equal(true, OpenSSL::SSL.verify_wildcard("foo", "f*"))
assert_equal(true, OpenSSL::SSL.verify_wildcard("foo", "*"))
assert_equal(false, OpenSSL::SSL.verify_wildcard("abc*bcd", "abcd"))
assert_equal(false, OpenSSL::SSL.verify_wildcard("xn--qdk4b9b", "x*"))
assert_equal(false, OpenSSL::SSL.verify_wildcard("xn--qdk4b9b", "*--qdk4b9b"))
assert_equal(true, OpenSSL::SSL.verify_wildcard("xn--qdk4b9b", "xn--qdk4b9b"))
end
# Comments in this test is excerpted from http://tools.ietf.org/html/rfc6125#page-27
def test_post_connection_check_wildcard_san
# case-insensitive ASCII comparison
# RFC 6125, section 6.4.1
#
# "..matching of the reference identifier against the presented identifier
# is performed by comparing the set of domain name labels using a
# case-insensitive ASCII comparison, as clarified by [DNS-CASE] (e.g.,
# "WWW.Example.Com" would be lower-cased to "www.example.com" for
# comparison purposes)
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*.example.com'), 'www.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*.Example.COM'), 'www.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*.example.com'), 'WWW.Example.COM'))
# 1. The client SHOULD NOT attempt to match a presented identifier in
# which the wildcard character comprises a label other than the
# left-most label (e.g., do not match bar.*.example.net).
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:www.*.com'), 'www.example.com'))
# 2. If the wildcard character is the only character of the left-most
# label in the presented identifier, the client SHOULD NOT compare
# against anything but the left-most label of the reference
# identifier (e.g., *.example.com would match foo.example.com but
# not bar.foo.example.com or example.com).
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*.example.com'), 'foo.example.com'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*.example.com'), 'bar.foo.example.com'))
# 3. The client MAY match a presented identifier in which the wildcard
# character is not the only character of the label (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). ...
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:baz*.example.com'), 'baz1.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*baz.example.com'), 'foobaz.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:b*z.example.com'), 'buzz.example.com'))
# Section 6.4.3 of RFC6125 states that client should NOT match identifier
# where wildcard is other than left-most label.
#
# Also implicitly mentions the wildcard character only in singular form,
# and discourages matching against more than one wildcard.
#
# See RFC 6125, section 7.2, subitem 2.
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*b*.example.com'), 'abc.example.com'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*b*.example.com'), 'ab.example.com'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:*b*.example.com'), 'bc.example.com'))
# ... However, the client SHOULD NOT
# attempt to match a presented identifier where the wildcard
# character is embedded within an A-label or U-label [IDNA-DEFS] of
# an internationalized domain name [IDNA-PROTO].
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:xn*.example.com'), 'xn1ca.example.com'))
# part of A-label
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:xn--*.example.com'), 'xn--1ca.example.com'))
# part of U-label
# dNSName in RFC5280 is an IA5String so U-label should NOT be allowed
# regardless of wildcard.
#
# See Section 7.2 of RFC 5280:
# IA5String is limited to the set of ASCII characters.
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_san('DNS:á*.example.com'), 'á1.example.com'))
end
def test_post_connection_check_wildcard_cn
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*.example.com'), 'www.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*.Example.COM'), 'www.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*.example.com'), 'WWW.Example.COM'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('www.*.com'), 'www.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*.example.com'), 'foo.example.com'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*.example.com'), 'bar.foo.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('baz*.example.com'), 'baz1.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*baz.example.com'), 'foobaz.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('b*z.example.com'), 'buzz.example.com'))
# Section 6.4.3 of RFC6125 states that client should NOT match identifier
# where wildcard is other than left-most label.
#
# Also implicitly mentions the wildcard character only in singular form,
# and discourages matching against more than one wildcard.
#
# See RFC 6125, section 7.2, subitem 2.
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*b*.example.com'), 'abc.example.com'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*b*.example.com'), 'ab.example.com'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('*b*.example.com'), 'bc.example.com'))
assert_equal(true, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('xn*.example.com'), 'xn1ca.example.com'))
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('xn--*.example.com'), 'xn--1ca.example.com'))
# part of U-label
# Subject in RFC5280 states case-insensitive ASCII comparison.
#
# See Section 7.2 of RFC 5280:
# IA5String is limited to the set of ASCII characters.
assert_equal(false, OpenSSL::SSL.verify_certificate_identity(
create_cert_with_name('á*.example.com'), 'á1.example.com'))
end
def create_cert_with_san(san)
ef = OpenSSL::X509::ExtensionFactory.new
cert = OpenSSL::X509::Certificate.new
cert.subject = OpenSSL::X509::Name.parse("/DC=some/DC=site/CN=Some Site")
ext = ef.create_ext('subjectAltName', san)
cert.add_extension(ext)
cert
end
def create_cert_with_name(name)
cert = OpenSSL::X509::Certificate.new
cert.subject = OpenSSL::X509::Name.new([['DC', 'some'], ['DC', 'site'], ['CN', name]])
cert
end
# Create NULL byte SAN certificate
def create_null_byte_SAN_certificate(critical = false)
ef = OpenSSL::X509::ExtensionFactory.new
cert = OpenSSL::X509::Certificate.new
cert.subject = OpenSSL::X509::Name.parse "/DC=some/DC=site/CN=Some Site"
ext = ef.create_ext('subjectAltName', 'DNS:placeholder,IP:192.168.7.1,IP:13::17', critical)
ext_asn1 = OpenSSL::ASN1.decode(ext.to_der)
san_list_der = ext_asn1.value.reduce(nil) { |memo,val| val.tag == 4 ? val.value : memo }
san_list_asn1 = OpenSSL::ASN1.decode(san_list_der)
san_list_asn1.value[0].value = "www.example.com\0.evil.com"
pos = critical ? 2 : 1
ext_asn1.value[pos].value = san_list_asn1.to_der
real_ext = OpenSSL::X509::Extension.new ext_asn1
cert.add_extension(real_ext)
cert
end
def socketpair
if defined? UNIXSocket
UNIXSocket.pair
else
Socket.pair(Socket::AF_INET, Socket::SOCK_STREAM, 0)
end
end
def test_tlsext_hostname
ctx3 = OpenSSL::SSL::SSLContext.new
ctx3.ciphers = "ADH"
ctx3.tmp_dh_callback = proc { OpenSSL::TestUtils::TEST_KEY_DH1024 }
ctx3.security_level = 0
assert_not_predicate ctx3, :frozen?
ctx_proc = -> ctx {
ctx.ciphers = "ALL:!aNULL"
ctx.servername_cb = proc { |ssl, servername|
case servername
when "foo.example.com"
ctx3
when "bar.example.com"
nil
else
raise "unknown hostname"
end
}
}
start_server(ctx_proc: ctx_proc) do |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.ciphers = "ALL"
ctx.security_level = 0
sock = TCPSocket.new("127.0.0.1", port)
begin
ssl = OpenSSL::SSL::SSLSocket.new(sock, ctx)
ssl.hostname = "foo.example.com"
ssl.connect
assert_match (/^ADH-/), ssl.cipher[0], "the context returned by servername_cb is used"
assert_predicate ctx3, :frozen?
ensure
sock.close
end
sock = TCPSocket.new("127.0.0.1", port)
begin
ssl = OpenSSL::SSL::SSLSocket.new(sock, ctx)
ssl.hostname = "bar.example.com"
ssl.connect
assert_not_match (/^A(EC)?DH-/), ssl.cipher[0], "the original context is used"
ensure
sock.close
end
end
end
def test_servername_cb_raises_an_exception_on_unknown_objects
hostname = 'example.org'
ctx2 = OpenSSL::SSL::SSLContext.new
ctx2.ciphers = "aNULL"
ctx2.tmp_dh_callback = proc { OpenSSL::TestUtils::TEST_KEY_DH1024 }
ctx2.security_level = 0
ctx2.servername_cb = lambda { |args| Object.new }
sock1, sock2 = socketpair
s2 = OpenSSL::SSL::SSLSocket.new(sock2, ctx2)
ctx1 = OpenSSL::SSL::SSLContext.new
ctx1.ciphers = "aNULL"
ctx1.security_level = 0
s1 = OpenSSL::SSL::SSLSocket.new(sock1, ctx1)
s1.hostname = hostname
t = Thread.new {
assert_raise(OpenSSL::SSL::SSLError) do
s1.connect
end
}
assert_raise(ArgumentError) do
s2.accept
end
assert t.join
ensure
sock1.close if sock1
sock2.close if sock2
end
def test_verify_hostname_on_connect
ctx_proc = proc { |ctx|
exts = [
["keyUsage", "keyEncipherment,digitalSignature", true],
["subjectAltName", "DNS:a.example.com,DNS:*.b.example.com," \
"DNS:c*.example.com,DNS:d.*.example.com"],
]
ctx.cert = issue_cert(@svr, @svr_key, 4, exts, @ca_cert, @ca_key)
ctx.key = @svr_key
}
start_server(ctx_proc: ctx_proc, ignore_listener_error: true) do |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.verify_hostname = true
ctx.cert_store = OpenSSL::X509::Store.new
ctx.cert_store.add_cert(@ca_cert)
ctx.verify_mode = OpenSSL::SSL::VERIFY_PEER
[
["a.example.com", true],
["A.Example.Com", true],
["x.example.com", false],
["b.example.com", false],
["x.b.example.com", true],
["cx.example.com", true],
["d.x.example.com", false],
].each do |name, expected_ok|
begin
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock, ctx)
ssl.hostname = name
if expected_ok
assert_nothing_raised { ssl.connect }
else
assert_handshake_error { ssl.connect }
end
ensure
ssl.close if ssl
sock.close if sock
end
end
end
end
def test_multibyte_read_write
#German a umlaut
auml = [%w{ C3 A4 }.join('')].pack('H*')
auml.force_encoding(Encoding::UTF_8)
[10, 1000, 100000].each {|i|
str = nil
num_written = nil
server_proc = Proc.new {|ctx, ssl|
cmp = ssl.read
raw_size = cmp.size
cmp.force_encoding(Encoding::UTF_8)
assert_equal(str, cmp)
assert_equal(num_written, raw_size)
ssl.close
}
start_server(server_proc: server_proc) { |server, port|
server_connect(port) { |ssl|
str = auml * i
num_written = ssl.write(str)
}
}
}
end
def test_unset_OP_ALL
ctx_proc = Proc.new { |ctx|
# If OP_DONT_INSERT_EMPTY_FRAGMENTS is not defined, this test is
# redundant because the default options already are equal to OP_ALL.
# But it also degrades gracefully, so keep it
ctx.options = OpenSSL::SSL::OP_ALL
}
start_server(ctx_proc: ctx_proc) { |server, port|
server_connect(port) { |ssl|
ssl.puts('hello')
assert_equal("hello\n", ssl.gets)
}
}
end
if OpenSSL::SSL::SSLContext::METHODS.include?(:TLSv1) && OpenSSL::SSL::SSLContext::METHODS.include?(:SSLv3)
def test_forbid_ssl_v3_for_client
ctx_proc = Proc.new { |ctx| ctx.options = OpenSSL::SSL::OP_ALL | OpenSSL::SSL::OP_NO_SSLv3 }
start_server_version(:SSLv23, ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.ssl_version = :SSLv3
assert_handshake_error { server_connect(port, ctx) }
}
end
def test_forbid_ssl_v3_from_server
start_server_version(:SSLv3) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.options = OpenSSL::SSL::OP_ALL | OpenSSL::SSL::OP_NO_SSLv3
assert_handshake_error { server_connect(port, ctx) }
}
end
end
if OpenSSL::SSL::SSLContext::METHODS.include? :TLSv1_1
def test_tls_v1_1
start_server_version(:TLSv1_1) { |server, port|
server_connect(port) { |ssl| assert_equal("TLSv1.1", ssl.ssl_version) }
}
end
def test_forbid_tls_v1_for_client
ctx_proc = Proc.new { |ctx| ctx.options = OpenSSL::SSL::OP_ALL | OpenSSL::SSL::OP_NO_TLSv1 }
start_server_version(:SSLv23, ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.ssl_version = :TLSv1
assert_handshake_error { server_connect(port, ctx) }
}
end
def test_forbid_tls_v1_from_server
start_server_version(:TLSv1) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.options = OpenSSL::SSL::OP_ALL | OpenSSL::SSL::OP_NO_TLSv1
assert_handshake_error { server_connect(port, ctx) }
}
end
end
if OpenSSL::SSL::SSLContext::METHODS.include? :TLSv1_2
def test_tls_v1_2
start_server_version(:TLSv1_2) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.ssl_version = :TLSv1_2_client
server_connect(port, ctx) { |ssl| assert_equal("TLSv1.2", ssl.ssl_version) }
}
end if OpenSSL::OPENSSL_VERSION_NUMBER > 0x10001000
def test_forbid_tls_v1_1_for_client
ctx_proc = Proc.new { |ctx| ctx.options = OpenSSL::SSL::OP_ALL | OpenSSL::SSL::OP_NO_TLSv1_1 }
start_server_version(:SSLv23, ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.ssl_version = :TLSv1_1
assert_handshake_error { server_connect(port, ctx) }
}
end if defined?(OpenSSL::SSL::OP_NO_TLSv1_1)
def test_forbid_tls_v1_1_from_server
start_server_version(:TLSv1_1) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.options = OpenSSL::SSL::OP_ALL | OpenSSL::SSL::OP_NO_TLSv1_1
assert_handshake_error { server_connect(port, ctx) }
}
end if defined?(OpenSSL::SSL::OP_NO_TLSv1_1)
def test_forbid_tls_v1_2_for_client
ctx_proc = Proc.new { |ctx| ctx.options = OpenSSL::SSL::OP_ALL | OpenSSL::SSL::OP_NO_TLSv1_2 }
start_server_version(:SSLv23, ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.ssl_version = :TLSv1_2
assert_handshake_error { server_connect(port, ctx) }
}
end if defined?(OpenSSL::SSL::OP_NO_TLSv1_2)
def test_forbid_tls_v1_2_from_server
start_server_version(:TLSv1_2) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.options = OpenSSL::SSL::OP_ALL | OpenSSL::SSL::OP_NO_TLSv1_2
assert_handshake_error { server_connect(port, ctx) }
}
end if defined?(OpenSSL::SSL::OP_NO_TLSv1_2)
end
def test_renegotiation_cb
num_handshakes = 0
renegotiation_cb = Proc.new { |ssl| num_handshakes += 1 }
ctx_proc = Proc.new { |ctx| ctx.renegotiation_cb = renegotiation_cb }
start_server_version(:SSLv23, ctx_proc) { |server, port|
server_connect(port) { |ssl|
assert_equal(1, num_handshakes)
}
}
end
if OpenSSL::OPENSSL_VERSION_NUMBER >= 0x10002000
def test_alpn_protocol_selection_ary
advertised = ["http/1.1", "spdy/2"]
ctx_proc = Proc.new { |ctx|
ctx.alpn_select_cb = -> (protocols) {
protocols.first
}
ctx.alpn_protocols = advertised
}
start_server_version(:SSLv23, ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.alpn_protocols = advertised
server_connect(port, ctx) { |ssl|
assert_equal(advertised.first, ssl.alpn_protocol)
}
}
end
def test_alpn_protocol_selection_cancel
sock1, sock2 = socketpair
ctx1 = OpenSSL::SSL::SSLContext.new
ctx1.ciphers = "aNULL"
ctx1.security_level = 0
ctx1.alpn_select_cb = -> (protocols) { nil }
ssl1 = OpenSSL::SSL::SSLSocket.new(sock1, ctx1)
ctx2 = OpenSSL::SSL::SSLContext.new
ctx2.ciphers = "aNULL"
ctx2.security_level = 0
ctx2.alpn_protocols = ["http/1.1"]
ssl2 = OpenSSL::SSL::SSLSocket.new(sock2, ctx2)
t = Thread.new {
ssl2.connect_nonblock(exception: false)
}
assert_raise_with_message(TypeError, /nil/) { ssl1.accept }
t.join
ensure
sock1&.close
sock2&.close
ssl1&.close
ssl2&.close
t&.kill
t&.join
end
end
if OpenSSL::OPENSSL_VERSION_NUMBER > 0x10001000 &&
OpenSSL::SSL::SSLContext.method_defined?(:npn_select_cb)
# NPN may be disabled by OpenSSL configure option
def test_npn_protocol_selection_ary
advertised = ["http/1.1", "spdy/2"]
ctx_proc = Proc.new { |ctx| ctx.npn_protocols = advertised }
start_server_version(:SSLv23, ctx_proc) { |server, port|
selector = lambda { |which|
ctx = OpenSSL::SSL::SSLContext.new
ctx.npn_select_cb = -> (protocols) { protocols.send(which) }
server_connect(port, ctx) { |ssl|
assert_equal(advertised.send(which), ssl.npn_protocol)
}
}
selector.call(:first)
selector.call(:last)
}
end
def test_npn_protocol_selection_enum
advertised = Object.new
def advertised.each
yield "http/1.1"
yield "spdy/2"
end
ctx_proc = Proc.new { |ctx| ctx.npn_protocols = advertised }
start_server_version(:SSLv23, ctx_proc) { |server, port|
selector = lambda { |selected, which|
ctx = OpenSSL::SSL::SSLContext.new
ctx.npn_select_cb = -> (protocols) { protocols.to_a.send(which) }
server_connect(port, ctx) { |ssl|
assert_equal(selected, ssl.npn_protocol)
}
}
selector.call("http/1.1", :first)
selector.call("spdy/2", :last)
}
end
def test_npn_protocol_selection_cancel
ctx_proc = Proc.new { |ctx| ctx.npn_protocols = ["http/1.1"] }
start_server_version(:SSLv23, ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.npn_select_cb = -> (protocols) { raise RuntimeError.new }
assert_raise(RuntimeError) { server_connect(port, ctx) }
}
end
def test_npn_advertised_protocol_too_long
ctx_proc = Proc.new { |ctx| ctx.npn_protocols = ["a" * 256] }
start_server_version(:SSLv23, ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.npn_select_cb = -> (protocols) { protocols.first }
assert_handshake_error { server_connect(port, ctx) }
}
end
def test_npn_selected_protocol_too_long
ctx_proc = Proc.new { |ctx| ctx.npn_protocols = ["http/1.1"] }
start_server_version(:SSLv23, ctx_proc) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.npn_select_cb = -> (protocols) { "a" * 256 }
assert_handshake_error { server_connect(port, ctx) }
}
end
end
def test_invalid_shutdown_by_gc
assert_nothing_raised {
start_server { |server, port|
10.times {
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
GC.start
ssl.connect
sock.close
}
}
}
end
def test_close_after_socket_close
start_server { |server, port|
sock = TCPSocket.new("127.0.0.1", port)
ssl = OpenSSL::SSL::SSLSocket.new(sock)
ssl.sync_close = true
ssl.connect
sock.close
assert_nothing_raised do
ssl.close
end
}
end
def test_sync_close_without_connect
Socket.open(:INET, :STREAM) {|s|
ssl = OpenSSL::SSL::SSLSocket.new(s)
ssl.sync_close = true
ssl.close
assert(s.closed?)
}
end
def test_close_and_socket_close_while_connecting
# test it doesn't cause a segmentation fault
ctx = OpenSSL::SSL::SSLContext.new
ctx.ciphers = "aNULL"
ctx.tmp_dh_callback = proc { OpenSSL::TestUtils::TEST_KEY_DH1024 }
ctx.security_level = 0
sock1, sock2 = socketpair
ssl1 = OpenSSL::SSL::SSLSocket.new(sock1, ctx)
ssl2 = OpenSSL::SSL::SSLSocket.new(sock2, ctx)
t = Thread.new { ssl1.connect }
ssl2.accept
ssl1.close
sock1.close
t.value rescue nil
ensure
ssl1.close if ssl1
ssl2.close if ssl2
sock1.close if sock1
sock2.close if sock2
end
def test_get_ephemeral_key
return unless OpenSSL::SSL::SSLSocket.method_defined?(:tmp_key)
pkey = OpenSSL::PKey
ciphers = {
'ECDHE-RSA-AES128-SHA' => (pkey::EC if defined?(pkey::EC)),
'DHE-RSA-AES128-SHA' => (pkey::DH if defined?(pkey::DH)),
'AES128-SHA' => nil
}
conf_proc = Proc.new { |ctx| ctx.ciphers = 'ALL' }
start_server(ctx_proc: conf_proc) do |server, port|
ciphers.each do |cipher, ephemeral|
ctx = OpenSSL::SSL::SSLContext.new
begin
ctx.ciphers = cipher
rescue OpenSSL::SSL::SSLError => e
next if /no cipher match/ =~ e.message
raise
end
server_connect(port, ctx) do |ssl|
if ephemeral
assert_instance_of(ephemeral, ssl.tmp_key)
else
assert_nil(ssl.tmp_key)
end
end
end
end
end
def test_dh_callback
called = false
ctx_proc = -> ctx {
ctx.ciphers = "DH:!NULL"
ctx.tmp_dh_callback = ->(*args) {
called = true
OpenSSL::TestUtils::TEST_KEY_DH1024
}
}
start_server(ctx_proc: ctx_proc) do |server, port|
server_connect(port) { |ssl|
assert called, "dh callback should be called"
if ssl.respond_to?(:tmp_key)
assert_equal OpenSSL::TestUtils::TEST_KEY_DH1024.to_der, ssl.tmp_key.to_der
end
}
end
end
def test_connect_works_when_setting_dh_callback_to_nil
ctx_proc = -> ctx {
ctx.ciphers = "DH:!NULL" # use DH
ctx.tmp_dh_callback = nil
}
start_server(ctx_proc: ctx_proc) do |server, port|
EnvUtil.suppress_warning { # uses default callback
assert_nothing_raised {
server_connect(port) { }
}
}
end
end
def test_ecdh_callback
return unless OpenSSL::SSL::SSLContext.instance_methods.include?(:tmp_ecdh_callback)
EnvUtil.suppress_warning do # tmp_ecdh_callback is deprecated (2016-05)
begin
called = false
ctx2 = OpenSSL::SSL::SSLContext.new
ctx2.ciphers = "ECDH"
# OpenSSL 1.1.0 doesn't have tmp_ecdh_callback so this shouldn't be required
ctx2.security_level = 0
ctx2.tmp_ecdh_callback = ->(*args) {
called = true
OpenSSL::PKey::EC.new "prime256v1"
}
sock1, sock2 = socketpair
s2 = OpenSSL::SSL::SSLSocket.new(sock2, ctx2)
ctx1 = OpenSSL::SSL::SSLContext.new
ctx1.ciphers = "ECDH"
ctx1.security_level = 0
s1 = OpenSSL::SSL::SSLSocket.new(sock1, ctx1)
th = Thread.new do
s1.connect
end
s2.accept
assert called, 'ecdh callback should be called'
rescue OpenSSL::SSL::SSLError => e
if e.message =~ /no cipher match/
pend "ECDH cipher not supported."
else
raise e
end
ensure
th.join if th
s1.close if s1
s2.close if s2
sock1.close if sock1
sock2.close if sock2
end
end
end
def test_ecdh_curves
ctx_proc = -> ctx {
begin
ctx.ciphers = "ECDH:!NULL"
rescue OpenSSL::SSL::SSLError
pend "ECDH is not enabled in this OpenSSL" if $!.message =~ /no cipher match/
raise
end
ctx.ecdh_curves = "P-384:P-521"
}
start_server(ctx_proc: ctx_proc, ignore_listener_error: true) do |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.ecdh_curves = "P-256:P-384" # disable P-521 for OpenSSL >= 1.0.2
server_connect(port, ctx) { |ssl|
assert ssl.cipher[0].start_with?("ECDH"), "ECDH should be used"
if ssl.respond_to?(:tmp_key)
assert_equal "secp384r1", ssl.tmp_key.group.curve_name
end
}
if OpenSSL::OPENSSL_VERSION_NUMBER >= 0x10002000 &&
!OpenSSL::OPENSSL_VERSION.include?("LibreSSL")
ctx = OpenSSL::SSL::SSLContext.new
ctx.ecdh_curves = "P-256"
assert_raise(OpenSSL::SSL::SSLError) {
server_connect(port, ctx) { }
}
ctx = OpenSSL::SSL::SSLContext.new
ctx.ecdh_curves = "P-521:P-384"
server_connect(port, ctx) { |ssl|
assert_equal "secp521r1", ssl.tmp_key.group.curve_name
}
end
end
end
def test_security_level
ctx = OpenSSL::SSL::SSLContext.new
begin
ctx.security_level = 1
rescue NotImplementedError
assert_equal(0, ctx.security_level)
return
end
assert_equal(1, ctx.security_level)
# assert_raise(OpenSSL::SSL::SSLError) { ctx.key = OpenSSL::TestUtils::TEST_KEY_DSA512 }
# ctx.key = OpenSSL::TestUtils::TEST_KEY_RSA1024
# ctx.security_level = 2
# assert_raise(OpenSSL::SSL::SSLError) { ctx.key = OpenSSL::TestUtils::TEST_KEY_RSA1024 }
pend "FIXME: SSLContext#key= currently does not raise because SSL_CTX_use_certificate() is delayed"
end
def test_dup
ctx = OpenSSL::SSL::SSLContext.new
sock1, sock2 = socketpair
ssl = OpenSSL::SSL::SSLSocket.new(sock1, ctx)
assert_raise(NoMethodError) { ctx.dup }
assert_raise(NoMethodError) { ssl.dup }
ensure
ssl.close if ssl
sock1.close
sock2.close
end
def test_freeze_calls_setup
bug = "[ruby/openssl#85]"
start_server(ignore_listener_error: true) { |server, port|
ctx = OpenSSL::SSL::SSLContext.new
ctx.verify_mode = OpenSSL::SSL::VERIFY_PEER
ctx.freeze
assert_raise(OpenSSL::SSL::SSLError, bug) {
server_connect(port, ctx)
}
}
end
private
def start_server_version(version, ctx_proc = nil,
server_proc = method(:readwrite_loop), &blk)
ctx_wrap = Proc.new { |ctx|
ctx.ssl_version = version
ctx_proc.call(ctx) if ctx_proc
}
start_server(
ctx_proc: ctx_wrap,
server_proc: server_proc,
ignore_listener_error: true,
&blk
)
end
def server_connect(port, ctx=nil)
sock = TCPSocket.new("127.0.0.1", port)
ssl = ctx ? OpenSSL::SSL::SSLSocket.new(sock, ctx) : OpenSSL::SSL::SSLSocket.new(sock)
ssl.sync_close = true
ssl.connect
yield ssl if block_given?
ensure
if ssl
ssl.close
elsif sock
sock.close
end
end
def assert_handshake_error
# different OpenSSL versions react differently when facing a SSL/TLS version
# that has been marked as forbidden, therefore either of these may be raised
assert_raise(OpenSSL::SSL::SSLError, Errno::ECONNRESET) {
yield
}
end
end
end
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