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# This file is part of cloud-init. See LICENSE file for license information.
"""Test gpg module."""
from unittest import mock
from cloudinit import gpg
from cloudinit import util
from cloudinit.tests.helpers import CiTestCase
@mock.patch("cloudinit.gpg.time.sleep")
@mock.patch("cloudinit.gpg.util.subp")
class TestReceiveKeys(CiTestCase):
"""Test the recv_key method."""
def test_retries_on_subp_exc(self, m_subp, m_sleep):
"""retry should be done on gpg receive keys failure."""
retries = (1, 2, 4)
my_exc = util.ProcessExecutionError(
stdout='', stderr='', exit_code=2, cmd=['mycmd'])
m_subp.side_effect = (my_exc, my_exc, ('', ''))
gpg.recv_key("ABCD", "keyserver.example.com", retries=retries)
self.assertEqual([mock.call(1), mock.call(2)], m_sleep.call_args_list)
def test_raises_error_after_retries(self, m_subp, m_sleep):
"""If the final run fails, error should be raised."""
naplen = 1
keyid, keyserver = ("ABCD", "keyserver.example.com")
m_subp.side_effect = util.ProcessExecutionError(
stdout='', stderr='', exit_code=2, cmd=['mycmd'])
with self.assertRaises(ValueError) as rcm:
gpg.recv_key(keyid, keyserver, retries=(naplen,))
self.assertIn(keyid, str(rcm.exception))
self.assertIn(keyserver, str(rcm.exception))
m_sleep.assert_called_with(naplen)
def test_no_retries_on_none(self, m_subp, m_sleep):
"""retry should not be done if retries is None."""
m_subp.side_effect = util.ProcessExecutionError(
stdout='', stderr='', exit_code=2, cmd=['mycmd'])
with self.assertRaises(ValueError):
gpg.recv_key("ABCD", "keyserver.example.com", retries=None)
m_sleep.assert_not_called()
def test_expected_gpg_command(self, m_subp, m_sleep):
"""Verify gpg is called with expected args."""
key, keyserver = ("DEADBEEF", "keyserver.example.com")
retries = (1, 2, 4)
m_subp.return_value = ('', '')
gpg.recv_key(key, keyserver, retries=retries)
m_subp.assert_called_once_with(
['gpg', '--keyserver=%s' % keyserver, '--recv-keys', key],
capture=True)
m_sleep.assert_not_called()
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