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# -*- coding: utf-8 -*-
# test_server.py
# Copyright (C) 2013 LEAP
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
Tests for server-related functionality.
"""
import binascii
import os
import pytest
from six.moves.urllib.parse import urljoin
from uuid import uuid4
from twisted.internet import defer
from leap.soledad.common.couch.state import CouchServerState
from leap.soledad.common.couch import CouchDatabase
from test_soledad.u1db_tests import TestCaseWithServer
from test_soledad.util import CouchDBTestCase
from test_soledad.util import (
make_token_soledad_app,
make_soledad_document_for_test,
soledad_sync_target,
)
from leap.soledad.client import _crypto
from leap.soledad.client import Soledad
@pytest.mark.usefixtures("method_tmpdir")
class EncryptedSyncTestCase(
CouchDBTestCase, TestCaseWithServer):
"""
Tests for encrypted sync using Soledad server backed by a couch database.
"""
# increase twisted.trial's timeout because large files syncing might take
# some time to finish.
timeout = 500
@staticmethod
def make_app_with_state(state):
return make_token_soledad_app(state)
make_document_for_test = make_soledad_document_for_test
sync_target = soledad_sync_target
def _soledad_instance(self, user=None, passphrase=u'123',
prefix='',
secrets_path='secrets.json',
local_db_path='soledad.u1db',
server_url='',
cert_file=None, auth_token=None):
"""
Instantiate Soledad.
"""
# this callback ensures we save a document which is sent to the shared
# db.
def _put_doc_side_effect(doc):
self._doc_put = doc
if not server_url:
# attempt to find the soledad server url
server_address = None
server = getattr(self, 'server', None)
if server:
server_address = getattr(self.server, 'server_address', None)
else:
host = self.port.getHost()
server_address = (host.host, host.port)
if server_address:
server_url = 'http://%s:%d' % (server_address)
return Soledad(
user,
passphrase,
secrets_path=os.path.join(self.tempdir, prefix, secrets_path),
local_db_path=os.path.join(
self.tempdir, prefix, local_db_path),
server_url=server_url,
cert_file=cert_file,
auth_token=auth_token,
shared_db=self.get_default_shared_mock(_put_doc_side_effect))
def make_app(self):
self.request_state = CouchServerState(self.couch_url)
return self.make_app_with_state(self.request_state)
def setUp(self):
CouchDBTestCase.setUp(self)
TestCaseWithServer.setUp(self)
def tearDown(self):
CouchDBTestCase.tearDown(self)
TestCaseWithServer.tearDown(self)
def _test_encrypted_sym_sync(self, passphrase=u'123', doc_size=2,
number_of_docs=1):
"""
Test the complete syncing chain between two soledad dbs using a
Soledad server backed by a couch database.
"""
self.startTwistedServer()
user = 'user-' + uuid4().hex
# this will store all docs ids to avoid get_all_docs
created_ids = []
# instantiate soledad and create a document
sol1 = self._soledad_instance(
user=user,
# token is verified in test_target.make_token_soledad_app
auth_token='auth-token',
passphrase=passphrase)
# instantiate another soledad using the same secret as the previous
# one (so we can correctly verify the mac of the synced document)
sol2 = self._soledad_instance(
user=user,
prefix='x',
auth_token='auth-token',
secrets_path=sol1.secrets_path,
passphrase=passphrase)
# ensure remote db exists before syncing
db = CouchDatabase.open_database(
urljoin(self.couch_url, 'user-' + user),
create=True)
def _db1AssertEmptyDocList(results):
_, doclist = results
self.assertEqual([], doclist)
def _db1CreateDocs(results):
deferreds = []
for i in xrange(number_of_docs):
content = binascii.hexlify(os.urandom(doc_size / 2))
d = sol1.create_doc({'data': content})
d.addCallback(created_ids.append)
deferreds.append(d)
return defer.DeferredList(deferreds)
def _db1AssertDocsSyncedToServer(results):
self.assertEqual(number_of_docs, len(created_ids))
for soldoc in created_ids:
couchdoc = db.get_doc(soldoc.doc_id)
self.assertTrue(couchdoc)
# assert document structure in couch server
self.assertEqual(soldoc.doc_id, couchdoc.doc_id)
self.assertEqual(soldoc.rev, couchdoc.rev)
couch_content = couchdoc.content.keys()
self.assertEqual(['raw'], couch_content)
content = couchdoc.get_json()
self.assertTrue(_crypto.is_symmetrically_encrypted(content))
d = sol1.get_all_docs()
d.addCallback(_db1AssertEmptyDocList)
d.addCallback(_db1CreateDocs)
d.addCallback(lambda _: sol1.sync())
d.addCallback(_db1AssertDocsSyncedToServer)
def _db2AssertEmptyDocList(results):
_, doclist = results
self.assertEqual([], doclist)
def _getAllDocsFromBothDbs(results):
d1 = sol1.get_all_docs()
d2 = sol2.get_all_docs()
return defer.DeferredList([d1, d2])
d.addCallback(lambda _: sol2.get_all_docs())
d.addCallback(_db2AssertEmptyDocList)
d.addCallback(lambda _: sol2.sync())
d.addCallback(_getAllDocsFromBothDbs)
def _assertDocSyncedFromDb1ToDb2(results):
r1, r2 = results
_, (gen1, doclist1) = r1
_, (gen2, doclist2) = r2
self.assertEqual(number_of_docs, gen1)
self.assertEqual(number_of_docs, gen2)
self.assertEqual(number_of_docs, len(doclist1))
self.assertEqual(number_of_docs, len(doclist2))
self.assertEqual(doclist1[0], doclist2[0])
d.addCallback(_assertDocSyncedFromDb1ToDb2)
def _cleanUp(results):
db.delete_database()
db.close()
sol1.close()
sol2.close()
d.addCallback(_cleanUp)
return d
def test_encrypted_sym_sync(self):
return self._test_encrypted_sym_sync()
def test_encrypted_sym_sync_with_unicode_passphrase(self):
"""
Test the complete syncing chain between two soledad dbs using a
Soledad server backed by a couch database, using an unicode
passphrase.
"""
return self._test_encrypted_sym_sync(passphrase=u'ãáàäéàëíìïóòöõúùüñç')
def test_sync_many_small_files(self):
"""
Test if Soledad can sync many smallfiles.
"""
return self._test_encrypted_sym_sync(doc_size=2, number_of_docs=100)
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