zuul/tests/unit/test_ssh_agent.py

57 lines
2.0 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import os
import subprocess
from tests.base import ZuulTestCase
from zuul.executor.server import SshAgent
class TestSshAgent(ZuulTestCase):
tenant_config_file = 'config/single-tenant/main.yaml'
def test_ssh_agent(self):
# Need a private key to add
env_copy = dict(os.environ)
# DISPLAY and SSH_ASKPASS will cause interactive test runners to get a
# surprise
if 'DISPLAY' in env_copy:
del env_copy['DISPLAY']
if 'SSH_ASKPASS' in env_copy:
del env_copy['SSH_ASKPASS']
agent = SshAgent()
agent.start()
env_copy.update(agent.env)
pub_key_file = '{}.pub'.format(self.private_key_file)
pub_key = None
with open(pub_key_file) as pub_key_f:
pub_key = pub_key_f.read().split('== ')[0]
agent.add(self.private_key_file)
keys = agent.list()
self.assertEqual(1, len(keys))
self.assertEqual(keys[0].split('== ')[0], pub_key)
agent.remove(self.private_key_file)
keys = agent.list()
self.assertEqual([], keys)
agent.stop()
# Agent is now dead and thus this should fail
with open('/dev/null') as devnull:
self.assertRaises(subprocess.CalledProcessError,
subprocess.check_call,
['ssh-add', self.private_key_file],
env=env_copy,
stderr=devnull)