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# vim: tabstop=4 shiftwidth=4 softtabstop=4
""" Unit tests for Token plugins"""
import unittest
from unittest.mock import patch, mock_open, MagicMock
from jwcrypto import jwt, jwk
from websockify.token_plugins import ReadOnlyTokenFile, JWTTokenApi, TokenRedis
class ReadOnlyTokenFileTestCase(unittest.TestCase):
patch('os.path.isdir', MagicMock(return_value=False))
def test_empty(self):
plugin = ReadOnlyTokenFile('configfile')
config = ""
pyopen = mock_open(read_data=config)
with patch("websockify.token_plugins.open", pyopen, create=True):
result = plugin.lookup('testhost')
pyopen.assert_called_once_with('configfile')
self.assertIsNone(result)
patch('os.path.isdir', MagicMock(return_value=False))
def test_simple(self):
plugin = ReadOnlyTokenFile('configfile')
config = "testhost: remote_host:remote_port"
pyopen = mock_open(read_data=config)
with patch("websockify.token_plugins.open", pyopen, create=True):
result = plugin.lookup('testhost')
pyopen.assert_called_once_with('configfile')
self.assertIsNotNone(result)
self.assertEqual(result[0], "remote_host")
self.assertEqual(result[1], "remote_port")
patch('os.path.isdir', MagicMock(return_value=False))
def test_tabs(self):
plugin = ReadOnlyTokenFile('configfile')
config = "testhost:\tremote_host:remote_port"
pyopen = mock_open(read_data=config)
with patch("websockify.token_plugins.open", pyopen, create=True):
result = plugin.lookup('testhost')
pyopen.assert_called_once_with('configfile')
self.assertIsNotNone(result)
self.assertEqual(result[0], "remote_host")
self.assertEqual(result[1], "remote_port")
class JWSTokenTestCase(unittest.TestCase):
def test_asymmetric_jws_token_plugin(self):
plugin = JWTTokenApi("./tests/fixtures/public.pem")
key = jwk.JWK()
private_key = open("./tests/fixtures/private.pem", "rb").read()
key.import_from_pem(private_key)
jwt_token = jwt.JWT({"alg": "RS256"}, {'host': "remote_host", 'port': "remote_port"})
jwt_token.make_signed_token(key)
result = plugin.lookup(jwt_token.serialize())
self.assertIsNotNone(result)
self.assertEqual(result[0], "remote_host")
self.assertEqual(result[1], "remote_port")
def test_asymmetric_jws_token_plugin_with_illigal_key_exception(self):
plugin = JWTTokenApi("wrong.pub")
key = jwk.JWK()
private_key = open("./tests/fixtures/private.pem", "rb").read()
key.import_from_pem(private_key)
jwt_token = jwt.JWT({"alg": "RS256"}, {'host': "remote_host", 'port': "remote_port"})
jwt_token.make_signed_token(key)
result = plugin.lookup(jwt_token.serialize())
self.assertIsNone(result)
@patch('time.time')
def test_jwt_valid_time(self, mock_time):
plugin = JWTTokenApi("./tests/fixtures/public.pem")
key = jwk.JWK()
private_key = open("./tests/fixtures/private.pem", "rb").read()
key.import_from_pem(private_key)
jwt_token = jwt.JWT({"alg": "RS256"}, {'host': "remote_host", 'port': "remote_port", 'nbf': 100, 'exp': 200 })
jwt_token.make_signed_token(key)
mock_time.return_value = 150
result = plugin.lookup(jwt_token.serialize())
self.assertIsNotNone(result)
self.assertEqual(result[0], "remote_host")
self.assertEqual(result[1], "remote_port")
@patch('time.time')
def test_jwt_early_time(self, mock_time):
plugin = JWTTokenApi("./tests/fixtures/public.pem")
key = jwk.JWK()
private_key = open("./tests/fixtures/private.pem", "rb").read()
key.import_from_pem(private_key)
jwt_token = jwt.JWT({"alg": "RS256"}, {'host': "remote_host", 'port': "remote_port", 'nbf': 100, 'exp': 200 })
jwt_token.make_signed_token(key)
mock_time.return_value = 50
result = plugin.lookup(jwt_token.serialize())
self.assertIsNone(result)
@patch('time.time')
def test_jwt_late_time(self, mock_time):
plugin = JWTTokenApi("./tests/fixtures/public.pem")
key = jwk.JWK()
private_key = open("./tests/fixtures/private.pem", "rb").read()
key.import_from_pem(private_key)
jwt_token = jwt.JWT({"alg": "RS256"}, {'host': "remote_host", 'port': "remote_port", 'nbf': 100, 'exp': 200 })
jwt_token.make_signed_token(key)
mock_time.return_value = 250
result = plugin.lookup(jwt_token.serialize())
self.assertIsNone(result)
def test_symmetric_jws_token_plugin(self):
plugin = JWTTokenApi("./tests/fixtures/symmetric.key")
secret = open("./tests/fixtures/symmetric.key").read()
key = jwk.JWK()
key.import_key(kty="oct",k=secret)
jwt_token = jwt.JWT({"alg": "HS256"}, {'host': "remote_host", 'port': "remote_port"})
jwt_token.make_signed_token(key)
result = plugin.lookup(jwt_token.serialize())
self.assertIsNotNone(result)
self.assertEqual(result[0], "remote_host")
self.assertEqual(result[1], "remote_port")
def test_symmetric_jws_token_plugin_with_illigal_key_exception(self):
plugin = JWTTokenApi("wrong_sauce")
secret = open("./tests/fixtures/symmetric.key").read()
key = jwk.JWK()
key.import_key(kty="oct",k=secret)
jwt_token = jwt.JWT({"alg": "HS256"}, {'host': "remote_host", 'port': "remote_port"})
jwt_token.make_signed_token(key)
result = plugin.lookup(jwt_token.serialize())
self.assertIsNone(result)
def test_asymmetric_jwe_token_plugin(self):
plugin = JWTTokenApi("./tests/fixtures/private.pem")
private_key = jwk.JWK()
public_key = jwk.JWK()
private_key_data = open("./tests/fixtures/private.pem", "rb").read()
public_key_data = open("./tests/fixtures/public.pem", "rb").read()
private_key.import_from_pem(private_key_data)
public_key.import_from_pem(public_key_data)
jwt_token = jwt.JWT({"alg": "RS256"}, {'host': "remote_host", 'port': "remote_port"})
jwt_token.make_signed_token(private_key)
jwe_token = jwt.JWT(header={"alg": "RSA-OAEP", "enc": "A256CBC-HS512"},
claims=jwt_token.serialize())
jwe_token.make_encrypted_token(public_key)
result = plugin.lookup(jwt_token.serialize())
self.assertIsNotNone(result)
self.assertEqual(result[0], "remote_host")
self.assertEqual(result[1], "remote_port")
class TokenRedisTestCase(unittest.TestCase):
@patch('redis.Redis')
def test_empty(self, mock_redis):
plugin = TokenRedis('127.0.0.1:1234')
instance = mock_redis.return_value
instance.get.return_value = None
result = plugin.lookup('testhost')
instance.get.assert_called_once_with('testhost')
self.assertIsNone(result)
@patch('redis.Redis')
def test_simple(self, mock_redis):
plugin = TokenRedis('127.0.0.1:1234')
instance = mock_redis.return_value
instance.get.return_value = b'{"host": "remote_host:remote_port"}'
result = plugin.lookup('testhost')
instance.get.assert_called_once_with('testhost')
self.assertIsNotNone(result)
self.assertEqual(result[0], 'remote_host')
self.assertEqual(result[1], 'remote_port')
def test_src_only_host(self):
plugin = TokenRedis('127.0.0.1')
self.assertEqual(plugin._server, '127.0.0.1')
self.assertEqual(plugin._port, 6379)
self.assertEqual(plugin._db, 0)
self.assertEqual(plugin._password, None)
def test_src_with_host_port(self):
plugin = TokenRedis('127.0.0.1:1234')
self.assertEqual(plugin._server, '127.0.0.1')
self.assertEqual(plugin._port, 1234)
self.assertEqual(plugin._db, 0)
self.assertEqual(plugin._password, None)
def test_src_with_host_port_db(self):
plugin = TokenRedis('127.0.0.1:1234:2')
self.assertEqual(plugin._server, '127.0.0.1')
self.assertEqual(plugin._port, 1234)
self.assertEqual(plugin._db, 2)
self.assertEqual(plugin._password, None)
def test_src_with_host_port_db_pass(self):
plugin = TokenRedis('127.0.0.1:1234:2:verysecret')
self.assertEqual(plugin._server, '127.0.0.1')
self.assertEqual(plugin._port, 1234)
self.assertEqual(plugin._db, 2)
self.assertEqual(plugin._password, 'verysecret')
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