def check_encryption(*args, **kwargs):
"""
Function that will be used as ``side_effect`` argument, when
an instance of the ``Mock()`` class will be created for the
``requests.post()`` function.
It asserts that file, which is passed to the ``requests.post()``
are properly encrypted.
It will be called inside the upload function, where is temporary
encrypted copy of original file is available.
:param args: positional arguments of the ``requests.post()`` func.
:param kwargs: optional args of the ``requests.post()`` func.
:return: empty response object
:rtype: requests.models.Response object
"""
tested_file_obj = kwargs['files']['file_data']
sampler_encrypted_file_name = os.path.join(
self.testing_dir,
'copy_' + os.path.split(test_source_file.name)[-1]
)
self.addCleanup(os.remove, sampler_encrypted_file_name)
shutil.copy2(test_source_file.name,
sampler_encrypted_file_name)
convergence.encrypt_file_inline(
sampler_encrypted_file_name, None
)
self.assertTrue(
filecmp.cmp(tested_file_obj.name, sampler_encrypted_file_name),
"A generated copy of the file that was originally passed "
"to upload(), should be the same as encrypted test sampler "
"file!"
)
return Response()
def test_passphrase_does_something(self):
convergence.encrypt_file_inline(self.sample1, "first")
convergence.encrypt_file_inline(self.sample2, "second")
self.assertNotEqual(
self.contents(self.sample1),
self.contents(self.sample2))
def test_deterministic_inline_encryption(self):
convergence.encrypt_file_inline(self.sample1, None)
convergence.encrypt_file_inline(self.sample2, None)
self.assertEqual(
self.contents(self.sample1),
self.contents(self.sample2))
def test_inline_decryption(self):
plaintext = self.contents(self.sample1)
key = convergence.encrypt_file_inline(self.sample1, None)
convergence.decrypt_file_inline(self.sample1, key)
self.assertEqual(plaintext, self.contents(self.sample1))
def test_inline_decryption_with_passphrase(self):
plaintext = self.contents(self.sample1)
key = convergence.encrypt_file_inline(self.sample1, "super secret")
convergence.decrypt_file_inline(self.sample1, key)
self.assertEqual(plaintext, self.contents(self.sample1))
def test_authentication(self):
plaintext = self.contents(self.sample1)
k,h = convergence.encrypt_file_inline(self.sample1, "test secret", True)
convergence.decrypt_file_inline(self.sample1, k, h)
self.assertEqual(plaintext, self.contents(self.sample1))
def test_inline_decryption_with_passphrase(self):
plaintext = self.contents(self.sample1)
key = convergence.encrypt_file_inline(self.sample1, "super secret")
convergence.decrypt_file_inline(self.sample1, key)
self.assertEqual(plaintext, self.contents(self.sample1))
def test_inline_decryption(self):
plaintext = self.contents(self.sample1)
key = convergence.encrypt_file_inline(self.sample1, None)
convergence.decrypt_file_inline(self.sample1, key)
self.assertEqual(plaintext, self.contents(self.sample1))
def test_streaming_authenticated_decryption(self):
plaintext = self.contents(self.sample1)
k,h = convergence.encrypt_file_inline(self.sample1, "test secret", True)
decrypted = b""
for chunk in convergence.decrypt_generator(self.sample1, k, h):
decrypted += chunk
self.assertEqual(plaintext,decrypted)
def test_streaming_decryption(self):
plaintext = self.contents(self.sample1)
key = convergence.encrypt_file_inline(self.sample1, "super secret")
decrypted = "".encode()
for chunk in convergence.decrypt_generator(self.sample1, key):
decrypted += chunk
self.assertEqual(plaintext, decrypted)
def test_streaming_decryption(self):
plaintext = self.contents(self.sample1)
key = convergence.encrypt_file_inline(self.sample1, "super secret")
decrypted = "".encode()
for chunk in convergence.decrypt_generator(self.sample1, key):
decrypted += chunk
self.assertEqual(plaintext, decrypted)
def copy_encrypt_binary():
global bin_file, api
save_path2 = 'C:/test_lr'
b = api.select(Binary).where(
'observed_filename:{0}'.format(bin_file)).first()
file_name = str(b.observed_filename).rsplit('\\', 1)[-1].replace("']", '')
shutil.copyfileobj(b.file, open(os.path.join(save_path2, file_name), 'wb'))
key = convergence.encrypt_file_inline("c:\\test_lr\\{0}".format(bin_file))
return key
def test_streaming_authenticated_decryption_failed(self):
k,h = convergence.encrypt_file_inline(self.sample1, "test secret", True)
# modify file
with open(self.sample1, "ab") as f:
f.write("data added!\n".encode())
decrypted = b""
with self.assertRaises(AuthenticationError) as ex:
for chunk in convergence.decrypt_generator(self.sample1, k, h):
decrypted += chunk
self.assertEqual(str(ex.exception),"Hash Message Authentication Code invalid.")
def test_authentication_failed(self):
plaintext = self.contents(self.sample1)
k,h = convergence.encrypt_file_inline(self.sample1, "test secret", True)
# modify file
with open(self.sample1, "r+b") as f:
f.write("file changed!\n".encode())
with self.assertRaises(AuthenticationError) as ex:
convergence.decrypt_file_inline(self.sample1, k, h)
self.assertEqual(str(ex.exception),"Hash Message Authentication Code invalid.")
def test_add_decryption_key_to_the_response_obj(self):
"""
Test on adding ``decryption_key`` to the derived Response object,
when ``encrypt=True``. The ``upload()`` function then derive
``decryption_key`` value, whilst encrypt local copy of the file,
and should modify ``Response`` object by adding this decryption key
to the json's content.
"""
# Make the copy of the original source file and encrypt it for
# further usage as the expected sent file sampler.
sampler_encrypted_file_name = os.path.join(
self.testing_dir,
'copy_' + os.path.split(self.test_source_file.name)[-1]
)
self.addCleanup(os.remove, sampler_encrypted_file_name)
shutil.copy2(self.test_source_file.name, sampler_encrypted_file_name)
sampler_decryption_key = convergence.encrypt_file_inline(
sampler_encrypted_file_name, None
)
sampler_decryption_key = binascii.hexlify(sampler_decryption_key)
if sys.version_info.major == 3:
sampler_decryption_key = sampler_decryption_key.decode()
with open(sampler_encrypted_file_name, 'rb') as file_:
sampler_data_hash = sha256(file_.read()).hexdigest()
# Fill the mocked response object.
mock_response_data_dict = dict(
data_hash=sampler_data_hash,
file_role=self.upload_param['file_role']
)
response_content = json.dumps(mock_response_data_dict,
indent=2, sort_keys=True)
mock_response = self.mock_post.return_value
mock_response.status_code = 201
mock_response._content = response_content.encode('ascii')
# The actual test.
tested_response = core.upload(file_=self.test_source_file,
encrypt=True, **self.upload_param)
self.assertIs(tested_response, mock_response,
'Returned object should be the same object which was '
'returned from the ``requests.post()`` call!')
tested_response_data_dict = tested_response.json()
mock_response_data_dict.update(
decryption_key=sampler_decryption_key)
self.assertDictEqual(
tested_response_data_dict,
mock_response_data_dict,
'When encrypt=True, returned response object should contain same '
'data, but with additional and expected decryption_key value.'
)
def setUp(self):
"""
Switch to test config.
Create initial files set in the Upload Dir.
Create initial records in the 'files' table.
"""
self.app = storj.app
self.app.config['TESTING'] = True
self.file_data = b'existing file data'
temp_hash = sha256(self.file_data).hexdigest()
file_path = os.path.join(
self.app.config['UPLOAD_FOLDER'], temp_hash
)
with open(file_path, 'wb') as fp:
fp.write(self.file_data)
self.key = binascii.hexlify(
convergence.encrypt_file_inline(file_path, None))
with open(file_path, 'rb') as fp:
self.encrypted_data = fp.read()
self.data_hash = sha256(self.encrypted_data).hexdigest()
valid_signature = test_btctx_api.sign_unicode(test_owner_wif,
self.data_hash)
self.file_saving_path = os.path.join(self.app.config['UPLOAD_FOLDER'],
self.data_hash)
os.rename(file_path, self.file_saving_path)
self.files_id = files.insert().values(
hash=self.data_hash, role='001', size=len(self.encrypted_data),
owner=test_owner_address
).execute().inserted_primary_key
self.headers = {
'sender_address': test_owner_address,
'signature': valid_signature
}
self.query_string = {
'decryption_key': self.key,
'file_alias': 'file.txt'
}
self.patcher = patch('metacore.processor.BTCTX_API', test_btctx_api)
self.patcher.start()
def test_deterministic_inline_encryption(self):
convergence.encrypt_file_inline(self.sample1, None)
convergence.encrypt_file_inline(self.sample2, None)
self.assertEqual(self.contents(self.sample1),
self.contents(self.sample2))
def test_passphrase_does_something(self):
convergence.encrypt_file_inline(self.sample1, "first")
convergence.encrypt_file_inline(self.sample2, "second")
self.assertNotEqual(self.contents(self.sample1),
self.contents(self.sample2))
def test_inline_encryption_with_passphrase(self):
convergence.encrypt_file_inline(self.sample1, "potato")
def test_inline_encryption_with_passphrase(self):
convergence.encrypt_file_inline(self.sample1, "potato")
def test_inline_encryption(self):
convergence.encrypt_file_inline(self.sample1, None)
self.assertNotEqual(
self.contents(self.sample1),
"Superstar!\n".encode())
def test_inline_encryption(self):
convergence.encrypt_file_inline(self.sample1, None)
self.assertNotEqual(self.contents(self.sample1),
"Superstar!\n".encode())
