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"""Integration test of the cc_power_state_change module.
Test that the power state config options work as expected.
"""
import time
import pytest
from tests.integration_tests.clouds import IntegrationCloud
from tests.integration_tests.instances import IntegrationInstance
from tests.integration_tests.util import verify_ordered_items_in_text
USER_DATA = """\
#cloud-config
power_state:
delay: {delay}
mode: {mode}
message: msg
timeout: {timeout}
condition: {condition}
"""
def _detect_reboot(instance: IntegrationInstance):
# We'll wait for instance up here, but we don't know if we're
# detecting the first boot or second boot, so we also check
# the logs to ensure we've booted twice. If the logs show we've
# only booted once, wait until we've booted twice
instance.instance.wait()
for _ in range(600):
try:
log = instance.read_from_file("/var/log/cloud-init.log")
boot_count = log.count("running 'init-local'")
if boot_count == 1:
instance.instance.wait()
elif boot_count > 1:
break
except Exception:
pass
time.sleep(1)
else:
raise Exception("Could not detect reboot")
def _can_connect(instance):
return instance.execute("true").ok
# This test is marked unstable because even though it should be able to
# run anywhere, I can only get it to run in an lxd container, and even then
# occasionally some timing issues will crop up.
@pytest.mark.unstable
@pytest.mark.ubuntu
@pytest.mark.lxd_container
class TestPowerChange:
@pytest.mark.parametrize(
"mode,delay,timeout,expected",
[
("poweroff", "now", "10", "will execute: shutdown -P now msg"),
("reboot", "now", "0", "will execute: shutdown -r now msg"),
("halt", "+1", "0", "will execute: shutdown -H +1 msg"),
],
)
def test_poweroff(
self, session_cloud: IntegrationCloud, mode, delay, timeout, expected
):
with session_cloud.launch(
user_data=USER_DATA.format(
delay=delay, mode=mode, timeout=timeout, condition="true"
),
launch_kwargs={"wait": False},
) as instance:
if mode == "reboot":
_detect_reboot(instance)
else:
instance.instance.wait_for_stop()
instance.instance.start(wait=True)
log = instance.read_from_file("/var/log/cloud-init.log")
assert _can_connect(instance)
lines_to_check = [
"Running module power-state-change",
expected,
"running 'init-local'",
"config-power-state-change already ran",
]
verify_ordered_items_in_text(lines_to_check, log)
@pytest.mark.user_data(
USER_DATA.format(
delay="0", mode="poweroff", timeout="0", condition="false"
)
)
def test_poweroff_false_condition(self, client: IntegrationInstance):
log = client.read_from_file("/var/log/cloud-init.log")
assert _can_connect(client)
assert "Condition was false. Will not perform state change" in log
|
