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#
# Copyright (c) 2016 ThoughtWorks, Inc.
#
# Pixelated is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Pixelated 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with Pixelated. If not, see <http://www.gnu.org/licenses/>.
import os
import unittest
import tempdir
from leap.srp_session import SRPSession
import leap.common.certs as certs
from mockito import mock, unstub, when, verify, never, any as ANY
from pixelated.config.sessions import SmtpClientCertificate
from tempfile import NamedTemporaryFile
from httmock import all_requests, HTTMock, urlmatch
CERTIFICATE_DATA = 'some cert data'
USERNAME = 'some_user_name'
@all_requests
def not_found_mock(url, request):
return {'status_code': 404,
'content': 'foobar'}
@urlmatch(netloc='api.some-server.test:4430', path='/1/smtp_cert', method='POST')
def smtp_cert_mock(url, request):
if request.body == 'address=%s' % USERNAME:
return {
"status_code": 200,
"content": CERTIFICATE_DATA
}
else:
return {
'status_code': 401
}
class TestSmtpClientCertificate(unittest.TestCase):
def setUp(self):
self.tmp_dir = tempdir.TempDir()
self.provider = mock()
self.provider.api_uri = 'https://api.some-server.test:4430'
self.provider.api_version = '1'
self.provider.server_name = 'some.host.tld'
self.provider.domain = 'some-provider.tld'
self.auth = SRPSession(USERNAME, 'token', 'uuid', 'session_id', {})
self.pem_path = os.path.join(self.tmp_dir.name, 'providers', 'some-provider.tld', 'keys', 'client', 'smtp.pem')
def tearDown(self):
self.tmp_dir.dissolve()
unstub()
def test_download_certificate(self):
cert = SmtpClientCertificate(self.provider, self.auth, self.tmp_dir.name)
when(cert).download_to(ANY()).thenReturn(None)
result = cert.cert_path()
self.assertEqual(self.pem_path, result)
def test_download_certificate_if_redownload_necessary_e_g_certificate_expired(self):
self.pretend_all_paths_exist()
when(certs).should_redownload(self.pem_path).thenReturn(True)
cert = SmtpClientCertificate(self.provider, self.auth, self.tmp_dir.name)
when(cert).download_to(ANY()).thenReturn(None)
result = cert.cert_path()
self.assertEqual(self.pem_path, result)
def pretend_all_paths_exist(self):
when(os.path).exists(ANY()).thenReturn(True)
def test_skip_download_if_already_downloaded_and_still_valid(self):
when(os.path).exists(self.pem_path).thenReturn(True)
when(certs).should_redownload(ANY()).thenReturn(False)
cert = SmtpClientCertificate(self.provider, self.auth, self.tmp_dir.name)
result = cert.cert_path()
self.assertEqual(self.pem_path, result)
def test_download_to(self):
cert = SmtpClientCertificate(self.provider, self.auth, self.tmp_dir.name)
with NamedTemporaryFile() as tmp_file:
with HTTMock(smtp_cert_mock, not_found_mock):
cert.download_to(tmp_file.name)
file_content = open(tmp_file.name).read()
self.assertEqual(CERTIFICATE_DATA, file_content)
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