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"""Integration test for LP: #1901011
Ensure an ephemeral disk exists after boot.
See https://github.com/canonical/cloud-init/pull/800
"""
import pytest
from tests.integration_tests.clouds import IntegrationCloud
@pytest.mark.azure
@pytest.mark.parametrize('instance_type,is_ephemeral', [
('Standard_DS1_v2', True),
('Standard_D2s_v4', False),
])
def test_ephemeral(instance_type, is_ephemeral,
session_cloud: IntegrationCloud, setup_image):
if is_ephemeral:
expected_log = (
"Ephemeral resource disk '/dev/disk/cloud/azure_resource' exists. "
"Merging default Azure cloud ephemeral disk configs."
)
else:
expected_log = (
"Ephemeral resource disk '/dev/disk/cloud/azure_resource' does "
"not exist. Not merging default Azure cloud ephemeral disk "
"configs."
)
with session_cloud.launch(
launch_kwargs={'instance_type': instance_type}
) as client:
# Verify log file
log = client.read_from_file('/var/log/cloud-init.log')
assert expected_log in log
# Verify devices
dev_links = client.execute('ls /dev/disk/cloud')
assert 'azure_root' in dev_links
assert 'azure_root-part1' in dev_links
if is_ephemeral:
assert 'azure_resource' in dev_links
assert 'azure_resource-part1' in dev_links
# Verify mounts
blks = client.execute('lsblk -pPo NAME,TYPE,MOUNTPOINT')
root_device = client.execute(
'realpath /dev/disk/cloud/azure_root-part1'
)
assert 'NAME="{}" TYPE="part" MOUNTPOINT="/"'.format(
root_device) in blks
if is_ephemeral:
ephemeral_device = client.execute(
'realpath /dev/disk/cloud/azure_resource-part1'
)
assert 'NAME="{}" TYPE="part" MOUNTPOINT="/mnt"'.format(
ephemeral_device) in blks
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