/
test_session.py
653 lines (566 loc) · 24.2 KB
/
test_session.py
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import json
import unittest
from pyramid import testing
class SharedCookieSessionTests(object):
def test_ctor_no_cookie(self):
request = testing.DummyRequest()
session = self._makeOne(request)
self.assertEqual(dict(session), {})
def test_instance_conforms(self):
from zope.interface.verify import verifyObject
from pyramid.interfaces import ISession
request = testing.DummyRequest()
session = self._makeOne(request)
verifyObject(ISession, session)
def test_ctor_with_cookie_still_valid(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time(), 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request)
self.assertEqual(dict(session), {'state':1})
def test_ctor_with_cookie_expired(self):
request = testing.DummyRequest()
cookieval = self._serialize((0, 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request)
self.assertEqual(dict(session), {})
def test_ctor_with_bad_cookie_cannot_deserialize(self):
request = testing.DummyRequest()
request.cookies['session'] = 'abc'
session = self._makeOne(request)
self.assertEqual(dict(session), {})
def test_ctor_with_bad_cookie_not_tuple(self):
request = testing.DummyRequest()
cookieval = self._serialize('abc')
request.cookies['session'] = cookieval
session = self._makeOne(request)
self.assertEqual(dict(session), {})
def test_timeout(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time() - 5, 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request, timeout=1)
self.assertEqual(dict(session), {})
def test_timeout_never(self):
import time
request = testing.DummyRequest()
LONG_TIME = 31536000
cookieval = self._serialize((time.time() + LONG_TIME, 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request, timeout=None)
self.assertEqual(dict(session), {'state': 1})
def test_changed(self):
request = testing.DummyRequest()
session = self._makeOne(request)
self.assertEqual(session.changed(), None)
self.assertTrue(session._dirty)
def test_invalidate(self):
request = testing.DummyRequest()
session = self._makeOne(request)
session['a'] = 1
self.assertEqual(session.invalidate(), None)
self.assertFalse('a' in session)
def test_reissue_triggered(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time() - 2, 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request)
self.assertEqual(session['state'], 1)
self.assertTrue(session._dirty)
def test__set_cookie_on_exception(self):
request = testing.DummyRequest()
request.exception = True
session = self._makeOne(request)
session._cookie_on_exception = False
response = DummyResponse()
self.assertEqual(session._set_cookie(response), False)
def test__set_cookie_on_exception_no_request_exception(self):
import webob
request = testing.DummyRequest()
request.exception = None
session = self._makeOne(request)
session._cookie_on_exception = False
response = webob.Response()
self.assertEqual(session._set_cookie(response), True)
self.assertEqual(response.headerlist[-1][0], 'Set-Cookie')
def test__set_cookie_cookieval_too_long(self):
request = testing.DummyRequest()
session = self._makeOne(request)
session['abc'] = 'x'*100000
response = DummyResponse()
self.assertRaises(ValueError, session._set_cookie, response)
def test__set_cookie_real_webob_response(self):
import webob
request = testing.DummyRequest()
session = self._makeOne(request)
session['abc'] = 'x'
response = webob.Response()
self.assertEqual(session._set_cookie(response), True)
self.assertEqual(response.headerlist[-1][0], 'Set-Cookie')
def test__set_cookie_options(self):
from pyramid.response import Response
request = testing.DummyRequest()
request.exception = None
session = self._makeOne(request,
cookie_name='abc',
path='/foo',
domain='localhost',
secure=True,
httponly=True,
)
session['abc'] = 'x'
response = Response()
self.assertEqual(session._set_cookie(response), True)
cookieval = response.headerlist[-1][1]
val, domain, path, secure, httponly = [x.strip() for x in
cookieval.split(';')]
self.assertTrue(val.startswith('abc='))
self.assertEqual(domain, 'Domain=localhost')
self.assertEqual(path, 'Path=/foo')
self.assertEqual(secure, 'secure')
self.assertEqual(httponly, 'HttpOnly')
def test_flash_default(self):
request = testing.DummyRequest()
session = self._makeOne(request)
session.flash('msg1')
session.flash('msg2')
self.assertEqual(session['_f_'], ['msg1', 'msg2'])
def test_flash_allow_duplicate_false(self):
request = testing.DummyRequest()
session = self._makeOne(request)
session.flash('msg1')
session.flash('msg1', allow_duplicate=False)
self.assertEqual(session['_f_'], ['msg1'])
def test_flash_allow_duplicate_true_and_msg_not_in_storage(self):
request = testing.DummyRequest()
session = self._makeOne(request)
session.flash('msg1', allow_duplicate=True)
self.assertEqual(session['_f_'], ['msg1'])
def test_flash_allow_duplicate_false_and_msg_not_in_storage(self):
request = testing.DummyRequest()
session = self._makeOne(request)
session.flash('msg1', allow_duplicate=False)
self.assertEqual(session['_f_'], ['msg1'])
def test_flash_mixed(self):
request = testing.DummyRequest()
session = self._makeOne(request)
session.flash('warn1', 'warn')
session.flash('warn2', 'warn')
session.flash('err1', 'error')
session.flash('err2', 'error')
self.assertEqual(session['_f_warn'], ['warn1', 'warn2'])
def test_pop_flash_default_queue(self):
request = testing.DummyRequest()
session = self._makeOne(request)
queue = ['one', 'two']
session['_f_'] = queue
result = session.pop_flash()
self.assertEqual(result, queue)
self.assertEqual(session.get('_f_'), None)
def test_pop_flash_nodefault_queue(self):
request = testing.DummyRequest()
session = self._makeOne(request)
queue = ['one', 'two']
session['_f_error'] = queue
result = session.pop_flash('error')
self.assertEqual(result, queue)
self.assertEqual(session.get('_f_error'), None)
def test_peek_flash_default_queue(self):
request = testing.DummyRequest()
session = self._makeOne(request)
queue = ['one', 'two']
session['_f_'] = queue
result = session.peek_flash()
self.assertEqual(result, queue)
self.assertEqual(session.get('_f_'), queue)
def test_peek_flash_nodefault_queue(self):
request = testing.DummyRequest()
session = self._makeOne(request)
queue = ['one', 'two']
session['_f_error'] = queue
result = session.peek_flash('error')
self.assertEqual(result, queue)
self.assertEqual(session.get('_f_error'), queue)
def test_new_csrf_token(self):
request = testing.DummyRequest()
session = self._makeOne(request)
token = session.new_csrf_token()
self.assertEqual(token, session['_csrft_'])
def test_get_csrf_token(self):
request = testing.DummyRequest()
session = self._makeOne(request)
session['_csrft_'] = 'token'
token = session.get_csrf_token()
self.assertEqual(token, 'token')
self.assertTrue('_csrft_' in session)
def test_get_csrf_token_new(self):
request = testing.DummyRequest()
session = self._makeOne(request)
token = session.get_csrf_token()
self.assertTrue(token)
self.assertTrue('_csrft_' in session)
def test_no_set_cookie_with_exception(self):
import webob
request = testing.DummyRequest()
request.exception = True
session = self._makeOne(request, set_on_exception=False)
session['a'] = 1
callbacks = request.response_callbacks
self.assertEqual(len(callbacks), 1)
response = webob.Response()
result = callbacks[0](request, response)
self.assertEqual(result, None)
self.assertFalse('Set-Cookie' in dict(response.headerlist))
def test_set_cookie_with_exception(self):
import webob
request = testing.DummyRequest()
request.exception = True
session = self._makeOne(request)
session['a'] = 1
callbacks = request.response_callbacks
self.assertEqual(len(callbacks), 1)
response = webob.Response()
result = callbacks[0](request, response)
self.assertEqual(result, None)
self.assertTrue('Set-Cookie' in dict(response.headerlist))
def test_cookie_is_set(self):
import webob
request = testing.DummyRequest()
session = self._makeOne(request)
session['a'] = 1
callbacks = request.response_callbacks
self.assertEqual(len(callbacks), 1)
response = webob.Response()
result = callbacks[0](request, response)
self.assertEqual(result, None)
self.assertTrue('Set-Cookie' in dict(response.headerlist))
class TestBaseCookieSession(SharedCookieSessionTests, unittest.TestCase):
def _makeOne(self, request, **kw):
from pyramid.session import BaseCookieSessionFactory
serializer = DummySerializer()
return BaseCookieSessionFactory(serializer, **kw)(request)
def _serialize(self, value):
return json.dumps(value)
def test_reissue_not_triggered(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time(), 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request, reissue_time=1)
self.assertEqual(session['state'], 1)
self.assertFalse(session._dirty)
def test_reissue_never(self):
request = testing.DummyRequest()
cookieval = self._serialize((0, 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request, reissue_time=None, timeout=None)
self.assertEqual(session['state'], 1)
self.assertFalse(session._dirty)
class TestSignedCookieSession(SharedCookieSessionTests, unittest.TestCase):
def _makeOne(self, request, **kw):
from pyramid.session import SignedCookieSessionFactory
kw.setdefault('secret', 'secret')
return SignedCookieSessionFactory(**kw)(request)
def _serialize(self, value, salt=b'pyramid.session.', hashalg='sha512'):
import base64
import hashlib
import hmac
import pickle
digestmod = lambda: hashlib.new(hashalg)
cstruct = pickle.dumps(value, pickle.HIGHEST_PROTOCOL)
sig = hmac.new(salt + b'secret', cstruct, digestmod).digest()
return base64.urlsafe_b64encode(sig + cstruct).rstrip(b'=')
def test_reissue_not_triggered(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time(), 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request, reissue_time=1)
self.assertEqual(session['state'], 1)
self.assertFalse(session._dirty)
def test_reissue_never(self):
request = testing.DummyRequest()
cookieval = self._serialize((0, 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request, reissue_time=None, timeout=None)
self.assertEqual(session['state'], 1)
self.assertFalse(session._dirty)
def test_custom_salt(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time(), 0, {'state': 1}), salt=b'f.')
request.cookies['session'] = cookieval
session = self._makeOne(request, salt=b'f.')
self.assertEqual(session['state'], 1)
def test_salt_mismatch(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time(), 0, {'state': 1}), salt=b'f.')
request.cookies['session'] = cookieval
session = self._makeOne(request, salt=b'g.')
self.assertEqual(session, {})
def test_custom_hashalg(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time(), 0, {'state': 1}),
hashalg='sha1')
request.cookies['session'] = cookieval
session = self._makeOne(request, hashalg='sha1')
self.assertEqual(session['state'], 1)
def test_hashalg_mismatch(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time(), 0, {'state': 1}),
hashalg='sha1')
request.cookies['session'] = cookieval
session = self._makeOne(request, hashalg='sha256')
self.assertEqual(session, {})
def test_secret_mismatch(self):
import time
request = testing.DummyRequest()
cookieval = self._serialize((time.time(), 0, {'state': 1}))
request.cookies['session'] = cookieval
session = self._makeOne(request, secret='evilsecret')
self.assertEqual(session, {})
def test_custom_serializer(self):
import base64
from hashlib import sha512
import hmac
import time
request = testing.DummyRequest()
serializer = DummySerializer()
cstruct = serializer.dumps((time.time(), 0, {'state': 1}))
sig = hmac.new(b'pyramid.session.secret', cstruct, sha512).digest()
cookieval = base64.urlsafe_b64encode(sig + cstruct).rstrip(b'=')
request.cookies['session'] = cookieval
session = self._makeOne(request, serializer=serializer)
self.assertEqual(session['state'], 1)
def test_invalid_data_size(self):
from hashlib import sha512
import base64
request = testing.DummyRequest()
num_bytes = sha512().digest_size - 1
cookieval = base64.b64encode(b' ' * num_bytes)
request.cookies['session'] = cookieval
session = self._makeOne(request)
self.assertEqual(session, {})
def test_very_long_key(self):
verylongkey = b'a' * 1024
import webob
request = testing.DummyRequest()
session = self._makeOne(request, secret=verylongkey)
session['a'] = 1
callbacks = request.response_callbacks
self.assertEqual(len(callbacks), 1)
response = webob.Response()
try:
result = callbacks[0](request, response)
except TypeError: # pragma: no cover
self.fail('HMAC failed to initialize due to key length.')
self.assertEqual(result, None)
self.assertTrue('Set-Cookie' in dict(response.headerlist))
class TestUnencryptedCookieSession(SharedCookieSessionTests, unittest.TestCase):
def setUp(self):
super(TestUnencryptedCookieSession, self).setUp()
from zope.deprecation import __show__
__show__.off()
def tearDown(self):
super(TestUnencryptedCookieSession, self).tearDown()
from zope.deprecation import __show__
__show__.on()
def _makeOne(self, request, **kw):
from pyramid.session import UnencryptedCookieSessionFactoryConfig
self._rename_cookie_var(kw, 'path', 'cookie_path')
self._rename_cookie_var(kw, 'domain', 'cookie_domain')
self._rename_cookie_var(kw, 'secure', 'cookie_secure')
self._rename_cookie_var(kw, 'httponly', 'cookie_httponly')
self._rename_cookie_var(kw, 'set_on_exception', 'cookie_on_exception')
return UnencryptedCookieSessionFactoryConfig('secret', **kw)(request)
def _rename_cookie_var(self, kw, src, dest):
if src in kw:
kw.setdefault(dest, kw.pop(src))
def _serialize(self, value):
from pyramid.compat import bytes_
from pyramid.session import signed_serialize
return bytes_(signed_serialize(value, 'secret'))
def test_serialize_option(self):
from pyramid.response import Response
secret = 'secret'
request = testing.DummyRequest()
session = self._makeOne(request,
signed_serialize=dummy_signed_serialize)
session['key'] = 'value'
response = Response()
self.assertEqual(session._set_cookie(response), True)
cookie = response.headerlist[-1][1]
expected_cookieval = dummy_signed_serialize(
(session.accessed, session.created, {'key': 'value'}), secret)
response = Response()
response.set_cookie('session', expected_cookieval)
expected_cookie = response.headerlist[-1][1]
self.assertEqual(cookie, expected_cookie)
def test_deserialize_option(self):
import time
secret = 'secret'
request = testing.DummyRequest()
accessed = time.time()
state = {'key': 'value'}
cookieval = dummy_signed_serialize((accessed, accessed, state), secret)
request.cookies['session'] = cookieval
session = self._makeOne(request,
signed_deserialize=dummy_signed_deserialize)
self.assertEqual(dict(session), state)
def dummy_signed_serialize(data, secret):
import base64
from pyramid.compat import pickle, bytes_
pickled = pickle.dumps(data)
return base64.b64encode(bytes_(secret)) + base64.b64encode(pickled)
def dummy_signed_deserialize(serialized, secret):
import base64
from pyramid.compat import pickle, bytes_
serialized_data = base64.b64decode(
serialized[len(base64.b64encode(bytes_(secret))):])
return pickle.loads(serialized_data)
class Test_manage_accessed(unittest.TestCase):
def _makeOne(self, wrapped):
from pyramid.session import manage_accessed
return manage_accessed(wrapped)
def test_accessed_set(self):
request = testing.DummyRequest()
session = DummySessionFactory(request)
session.renewed = 0
wrapper = self._makeOne(session.__class__.get)
wrapper(session, 'a')
self.assertNotEqual(session.accessed, None)
self.assertTrue(session._dirty)
def test_accessed_without_renew(self):
import time
request = testing.DummyRequest()
session = DummySessionFactory(request)
session._reissue_time = 5
session.renewed = time.time()
wrapper = self._makeOne(session.__class__.get)
wrapper(session, 'a')
self.assertNotEqual(session.accessed, None)
self.assertFalse(session._dirty)
def test_already_dirty(self):
request = testing.DummyRequest()
session = DummySessionFactory(request)
session.renewed = 0
session._dirty = True
session['a'] = 1
wrapper = self._makeOne(session.__class__.get)
self.assertEqual(wrapper.__doc__, session.get.__doc__)
result = wrapper(session, 'a')
self.assertEqual(result, 1)
callbacks = request.response_callbacks
self.assertEqual(len(callbacks), 0)
class Test_manage_changed(unittest.TestCase):
def _makeOne(self, wrapped):
from pyramid.session import manage_changed
return manage_changed(wrapped)
def test_it(self):
request = testing.DummyRequest()
session = DummySessionFactory(request)
wrapper = self._makeOne(session.__class__.__setitem__)
wrapper(session, 'a', 1)
self.assertNotEqual(session.accessed, None)
self.assertTrue(session._dirty)
def serialize(data, secret):
import hmac
import base64
from hashlib import sha1
from pyramid.compat import bytes_
from pyramid.compat import native_
from pyramid.compat import pickle
pickled = pickle.dumps(data, pickle.HIGHEST_PROTOCOL)
sig = hmac.new(bytes_(secret), pickled, sha1).hexdigest()
return sig + native_(base64.b64encode(pickled))
class Test_signed_serialize(unittest.TestCase):
def _callFUT(self, data, secret):
from pyramid.session import signed_serialize
return signed_serialize(data, secret)
def test_it(self):
expected = serialize('123', 'secret')
result = self._callFUT('123', 'secret')
self.assertEqual(result, expected)
class Test_signed_deserialize(unittest.TestCase):
def _callFUT(self, serialized, secret, hmac=None):
if hmac is None:
import hmac
from pyramid.session import signed_deserialize
return signed_deserialize(serialized, secret, hmac=hmac)
def test_it(self):
serialized = serialize('123', 'secret')
result = self._callFUT(serialized, 'secret')
self.assertEqual(result, '123')
def test_invalid_bits(self):
serialized = serialize('123', 'secret')
self.assertRaises(ValueError, self._callFUT, serialized, 'seekrit')
def test_invalid_len(self):
class hmac(object):
def new(self, *arg):
return self
def hexdigest(self):
return '1234'
serialized = serialize('123', 'secret123')
self.assertRaises(ValueError, self._callFUT, serialized, 'secret',
hmac=hmac())
def test_it_bad_encoding(self):
serialized = 'bad' + serialize('123', 'secret')
self.assertRaises(ValueError, self._callFUT, serialized, 'secret')
class Test_check_csrf_token(unittest.TestCase):
def _callFUT(self, *args, **kwargs):
from ..session import check_csrf_token
return check_csrf_token(*args, **kwargs)
def test_success_token(self):
request = testing.DummyRequest()
request.params['csrf_token'] = request.session.get_csrf_token()
self.assertEqual(self._callFUT(request, token='csrf_token'), True)
def test_success_header(self):
request = testing.DummyRequest()
request.headers['X-CSRF-Token'] = request.session.get_csrf_token()
self.assertEqual(self._callFUT(request, header='X-CSRF-Token'), True)
def test_success_default_token(self):
request = testing.DummyRequest()
request.params['csrf_token'] = request.session.get_csrf_token()
self.assertEqual(self._callFUT(request), True)
def test_success_default_header(self):
request = testing.DummyRequest()
request.headers['X-CSRF-Token'] = request.session.get_csrf_token()
self.assertEqual(self._callFUT(request), True)
def test_failure_raises(self):
from pyramid.exceptions import BadCSRFToken
request = testing.DummyRequest()
self.assertRaises(BadCSRFToken, self._callFUT, request,
'csrf_token')
def test_failure_no_raises(self):
request = testing.DummyRequest()
result = self._callFUT(request, 'csrf_token', raises=False)
self.assertEqual(result, False)
class DummySerializer(object):
def dumps(self, value):
return json.dumps(value).encode('utf-8')
def loads(self, value):
return json.loads(value.decode('utf-8'))
class DummySessionFactory(dict):
_dirty = False
_cookie_name = 'session'
_cookie_max_age = None
_cookie_path = '/'
_cookie_domain = None
_cookie_secure = False
_cookie_httponly = False
_timeout = 1200
_reissue_time = 0
def __init__(self, request):
self.request = request
dict.__init__(self, {})
def changed(self):
self._dirty = True
class DummyResponse(object):
def __init__(self):
self.headerlist = []