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"""Integration test for the ntp module's ``servers`` functionality with ntp.
This test specifies the use of the `ntp` NTP client, and ensures that the given
NTP servers are configured as expected.
(This is ported from ``tests/cloud_tests/testcases/modules/ntp_servers.yaml``.)
"""
import re
import yaml
import pytest
USER_DATA = """\
#cloud-config
ntp:
ntp_client: ntp
servers:
- 172.16.15.14
- 172.16.17.18
"""
EXPECTED_SERVERS = yaml.safe_load(USER_DATA)["ntp"]["servers"]
@pytest.mark.ci
@pytest.mark.user_data(USER_DATA)
class TestNtpServers:
def test_ntp_installed(self, class_client):
"""Test that `ntpd --version` succeeds, indicating installation."""
result = class_client.execute("ntpd --version")
assert 0 == result.return_code
def test_dist_config_file_is_empty(self, class_client):
"""Test that the distributed config file is empty.
(This test is skipped on all currently supported Ubuntu releases, so
may not actually be needed any longer.)
"""
if class_client.execute("test -e /etc/ntp.conf.dist").failed:
pytest.skip("/etc/ntp.conf.dist does not exist")
dist_file = class_client.read_from_file("/etc/ntp.conf.dist")
assert 0 == len(dist_file.strip().splitlines())
def test_ntp_entries(self, class_client):
ntp_conf = class_client.read_from_file("/etc/ntp.conf")
for expected_server in EXPECTED_SERVERS:
assert re.search(
r"^server {} iburst".format(expected_server),
ntp_conf,
re.MULTILINE
)
def test_ntpq_servers(self, class_client):
result = class_client.execute("ntpq -p -w -n")
assert result.ok
for expected_server in EXPECTED_SERVERS:
assert expected_server in result.stdout
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