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# -*- coding: utf-8 -*-
# test_sync_deferred.py
# Copyright (C) 2014 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/>.
"""
Test Leap backend bits: sync with deferred encryption/decryption.
"""
import time
import os
import random
import string
from urlparse import urljoin
from leap.soledad.common.tests import u1db_tests as tests, ADDRESS
from leap.soledad.common.tests.u1db_tests import test_sync
from leap.soledad.common.document import SoledadDocument
from leap.soledad.common import couch
from leap.soledad.client import target
from leap.soledad.client.sync import SoledadSynchronizer
# Just to make clear how this test is different... :)
DEFER_DECRYPTION = True
WAIT_STEP = 1
MAX_WAIT = 10
from leap.soledad.common.tests import test_sqlcipher as ts
from leap.soledad.server import SoledadApp
from leap.soledad.client.sqlcipher import open as open_sqlcipher
from leap.soledad.common.tests.util import SoledadWithCouchServerMixin
from leap.soledad.common.tests.util import make_soledad_app
DBPASS = "pass"
class BaseSoledadDeferredEncTest(SoledadWithCouchServerMixin):
"""
Another base class for testing the deferred encryption/decryption during
the syncs, using the intermediate database.
"""
defer_sync_encryption = True
def setUp(self):
# config info
self.db1_file = os.path.join(self.tempdir, "db1.u1db")
self.db_pass = DBPASS
self.email = ADDRESS
# get a random prefix for each test, so we do not mess with
# concurrency during initialization and shutting down of
# each local db.
self.rand_prefix = ''.join(
map(lambda x: random.choice(string.ascii_letters), range(6)))
# initialize soledad by hand so we can control keys
self._soledad = self._soledad_instance(
prefix=self.rand_prefix, user=self.email)
# open test dbs: db1 will be the local sqlcipher db
# (which instantiates a syncdb)
self.db1 = open_sqlcipher(self.db1_file, DBPASS, create=True,
document_factory=SoledadDocument,
crypto=self._soledad._crypto,
defer_encryption=True)
self.db2 = couch.CouchDatabase.open_database(
urljoin(
'http://localhost:' + str(self.wrapper.port), 'test'),
create=True,
ensure_ddocs=True)
def tearDown(self):
self.db1.close()
self.db2.close()
self._soledad.close()
# XXX should not access "private" attrs
for f in [self._soledad._local_db_path,
self._soledad._secrets_path,
self.db1._sync_db_path]:
if os.path.isfile(f):
os.unlink(f)
#SQLCIPHER_SCENARIOS = [
# ('http', {
# #'make_app_with_state': test_sync_target.make_token_soledad_app,
# 'make_app_with_state': make_soledad_app,
# 'make_database_for_test': ts.make_sqlcipher_database_for_test,
# 'copy_database_for_test': ts.copy_sqlcipher_database_for_test,
# 'make_document_for_test': ts.make_document_for_test,
# 'token': True
# }),
#]
class SyncTimeoutError(Exception):
"""
Dummy exception to notify timeout during sync.
"""
pass
class TestSoledadDbSyncDeferredEncDecr(
BaseSoledadDeferredEncTest,
test_sync.TestDbSync):
"""
Test db.sync remote sync shortcut.
Case with deferred encryption and decryption: using the intermediate
syncdb.
"""
scenarios = [
('http', {
'make_app_with_state': make_soledad_app,
'make_database_for_test': tests.make_memory_database_for_test,
}),
]
oauth = False
token = True
def setUp(self):
"""
Need to explicitely invoke inicialization on all bases.
"""
tests.TestCaseWithServer.setUp(self)
self.main_test_class = test_sync.TestDbSync
BaseSoledadDeferredEncTest.setUp(self)
self.startServer()
self.syncer = None
def tearDown(self):
"""
Need to explicitely invoke destruction on all bases.
"""
BaseSoledadDeferredEncTest.tearDown(self)
tests.TestCaseWithServer.tearDown(self)
def do_sync(self, target_name):
"""
Perform sync using SoledadSynchronizer, SoledadSyncTarget
and Token auth.
"""
if self.token:
extra = dict(creds={'token': {
'uuid': 'user-uuid',
'token': 'auth-token',
}})
target_url = self.getURL(target_name)
syncdb = getattr(self.db1, "_sync_db", None)
syncer = SoledadSynchronizer(
self.db1,
target.SoledadSyncTarget(
target_url,
crypto=self._soledad._crypto,
sync_db=syncdb,
**extra))
# Keep a reference to be able to know when the sync
# has finished.
self.syncer = syncer
return syncer.sync(
autocreate=True, defer_decryption=DEFER_DECRYPTION)
else:
return test_sync.TestDbSync.do_sync(self, target_name)
def wait_for_sync(self):
"""
Wait for sync to finish.
"""
wait = 0
syncer = self.syncer
if syncer is not None:
while syncer.syncing:
time.sleep(WAIT_STEP)
wait += WAIT_STEP
if wait >= MAX_WAIT:
raise SyncTimeoutError
def test_db_sync(self):
"""
Test sync.
Adapted to check for encrypted content.
"""
doc1 = self.db1.create_doc_from_json(tests.simple_doc)
doc2 = self.db2.create_doc_from_json(tests.nested_doc)
import time
# need to give time to the encryption to proceed
# TODO should implement a defer list to subscribe to the all-decrypted
# event
time.sleep(2)
local_gen_before_sync = self.do_sync('test')
self.wait_for_sync()
gen, _, changes = self.db1.whats_changed(local_gen_before_sync)
self.assertEqual(1, len(changes))
self.assertEqual(doc2.doc_id, changes[0][0])
self.assertEqual(1, gen - local_gen_before_sync)
self.assertGetEncryptedDoc(
self.db2, doc1.doc_id, doc1.rev, tests.simple_doc, False)
self.assertGetEncryptedDoc(
self.db1, doc2.doc_id, doc2.rev, tests.nested_doc, False)
def test_db_sync_autocreate(self):
pass
load_tests = tests.load_with_scenarios
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