def test_update_default_password(setup_image, session_cloud: IntegrationCloud):
os_profile = {
"os_profile": {
"admin_password": "",
"linux_configuration": {
"disable_password_authentication": False
},
}
}
os_profile["os_profile"]["admin_password"] = OLD_PASSWORD
instance1 = session_cloud.launch(launch_kwargs={"vm_params": os_profile})
_check_password(instance1, OLD_PASSWORD)
snapshot_id = instance1.cloud.cloud_instance.snapshot(
instance1.instance, delete_provisioned_user=False)
os_profile["os_profile"]["admin_password"] = NEW_PASSWORD
try:
with session_cloud.launch(launch_kwargs={
"image_id": snapshot_id,
"vm_params": os_profile,
}) as instance2:
_check_password(instance2, NEW_PASSWORD)
finally:
session_cloud.cloud_instance.delete_image(snapshot_id)
instance1.destroy()
def test_update_default_password(setup_image, session_cloud: IntegrationCloud):
os_profile = {
'os_profile': {
'admin_password': '',
'linux_configuration': {
'disable_password_authentication': False
}
}
}
os_profile['os_profile']['admin_password'] = OLD_PASSWORD
instance1 = session_cloud.launch(launch_kwargs={'vm_params': os_profile})
_check_password(instance1, OLD_PASSWORD)
snapshot_id = instance1.cloud.cloud_instance.snapshot(
instance1.instance, delete_provisioned_user=False)
os_profile['os_profile']['admin_password'] = NEW_PASSWORD
try:
with session_cloud.launch(launch_kwargs={
'image_id': snapshot_id,
'vm_params': os_profile,
}) as instance2:
_check_password(instance2, NEW_PASSWORD)
finally:
session_cloud.cloud_instance.delete_image(snapshot_id)
instance1.destroy()
def client_with_secondary_vnic(
session_cloud: IntegrationCloud, ) -> Iterator[IntegrationInstance]:
"""Create an instance client and attach a temporary vnic"""
with session_cloud.launch() as client:
ip_address = client.instance.add_network_interface()
yield client
client.instance.remove_network_interface(ip_address)
def _client(request, fixture_utils, session_cloud: IntegrationCloud):
"""Fixture implementation for the client fixtures.
Launch the dynamic IntegrationClient instance using any provided
userdata, yield to the test, then cleanup
"""
getter = functools.partial(fixture_utils.closest_marker_first_arg_or,
request,
default=None)
user_data = getter('user_data')
name = getter('instance_name')
lxd_config_dict = getter('lxd_config_dict')
launch_kwargs = {}
if name is not None:
launch_kwargs["name"] = name
if lxd_config_dict is not None:
if not isinstance(session_cloud, _LxdIntegrationCloud):
pytest.skip("lxd_config_dict requires LXD")
launch_kwargs["config_dict"] = lxd_config_dict
with session_cloud.launch(user_data=user_data,
launch_kwargs=launch_kwargs) as instance:
previous_failures = request.session.testsfailed
yield instance
test_failed = request.session.testsfailed - previous_failures > 0
_collect_logs(instance, request.node.nodeid, test_failed)
def test_wait_when_no_datasource(session_cloud: IntegrationCloud, setup_image):
"""Ensure that when no datasource is found, we get status: disabled
LP: #1966085
"""
with session_cloud.launch(
launch_kwargs=
{
# On Jammy and above, we detect the LXD datasource using a
# socket available to the container. This prevents the socket
# from being exposed in the container, causing datasource detection
# to fail. ds-identify will then have failed to detect a datasource
"config_dict": {
"security.devlxd": False
},
"wait": False, # to prevent cloud-init status --wait
}) as client:
# We know this will be an LXD instance due to our pytest mark
client.instance.execute_via_ssh = False # pyright: ignore
# No ubuntu user if cloud-init didn't run
client.instance.username = "******"
# Jammy and above will use LXD datasource by default
if ImageSpecification.from_os_image().release in [
"bionic",
"focal",
"impish",
]:
_remove_nocloud_dir_and_reboot(client)
status_out = _wait_for_cloud_init(client).stdout.strip()
assert "status: disabled" in status_out
assert client.execute("cloud-init status --wait").ok
def test_azure_kernel_upgrade_case_insensitive_uuid(
session_cloud: IntegrationCloud
):
cfg_image_spec = ImageSpecification.from_os_image()
if (cfg_image_spec.os, cfg_image_spec.release) != ("ubuntu", "bionic"):
pytest.skip(
"Test only supports ubuntu:bionic not {0.os}:{0.release}".format(
cfg_image_spec
)
)
source = get_validated_source(session_cloud)
if not source.installs_new_version():
pytest.skip(
"Provide CLOUD_INIT_SOURCE to install expected working cloud-init"
)
image_id = IMG_AZURE_UBUNTU_PRO_FIPS_BIONIC
with session_cloud.launch(
launch_kwargs={"image_id": image_id}
) as instance:
# We can't use setup_image fixture here because we want to avoid
# taking a snapshot or cleaning the booted machine after cloud-init
# upgrade.
instance.install_new_cloud_init(
source, take_snapshot=False, clean=False
)
_check_iid_insensitive_across_kernel_upgrade(instance)
def test_upgrade(session_cloud: IntegrationCloud):
source = get_validated_source(session_cloud)
if not source.installs_new_version():
pytest.skip(
"Install method '{}' not supported for this test".format(source))
return # type checking doesn't understand that skip raises
launch_kwargs = {
'image_id': session_cloud._get_initial_image(),
}
image = ImageSpecification.from_os_image()
# Get the paths to write test logs
output_dir = Path(session_cloud.settings.LOCAL_LOG_PATH)
output_dir.mkdir(parents=True, exist_ok=True)
base_filename = 'test_upgrade_{platform}_{os}_{{stage}}_{time}.log'.format(
platform=session_cloud.settings.PLATFORM,
os=image.release,
time=session_start_time,
)
before_path = output_dir / base_filename.format(stage='before')
after_path = output_dir / base_filename.format(stage='after')
# Get the network cfg file
netcfg_path = '/dev/null'
if image.os == 'ubuntu':
netcfg_path = '/etc/netplan/50-cloud-init.yaml'
if image.release == 'xenial':
netcfg_path = '/etc/network/interfaces.d/50-cloud-init.cfg'
with session_cloud.launch(
launch_kwargs=launch_kwargs,
user_data=USER_DATA,
wait=True,
) as instance:
_output_to_compare(instance, before_path, netcfg_path)
instance.install_new_cloud_init(source, take_snapshot=False)
instance.execute('hostname something-else')
_restart(instance)
_output_to_compare(instance, after_path, netcfg_path)
log.info('Wrote upgrade test logs to %s and %s', before_path, after_path)
def _client(request, fixture_utils, session_cloud: IntegrationCloud):
"""Fixture implementation for the client fixtures.
Launch the dynamic IntegrationClient instance using any provided
userdata, yield to the test, then cleanup
"""
getter = functools.partial(fixture_utils.closest_marker_first_arg_or,
request,
default=None)
user_data = getter('user_data')
name = getter('instance_name')
lxd_config_dict = getter('lxd_config_dict')
lxd_setup = getter('lxd_setup')
lxd_use_exec = fixture_utils.closest_marker_args_or(
request, 'lxd_use_exec', None)
launch_kwargs = {}
if name is not None:
launch_kwargs["name"] = name
if lxd_config_dict is not None:
if not isinstance(session_cloud, _LxdIntegrationCloud):
pytest.skip("lxd_config_dict requires LXD")
launch_kwargs["config_dict"] = lxd_config_dict
if lxd_use_exec is not None:
if not isinstance(session_cloud, _LxdIntegrationCloud):
pytest.skip("lxd_use_exec requires LXD")
if isinstance(session_cloud, LxdVmCloud):
image_spec = ImageSpecification.from_os_image()
if image_spec.release == image_spec.image_id == "xenial":
# Why fail instead of skip? We expect that skipped tests will
# be run in a different one of our usual battery of test runs
# (e.g. LXD-only tests are skipped on EC2 but will run in our
# normal LXD test runs). This is not true of this test: it
# can't run in our usual xenial LXD VM test run, and it may not
# run anywhere else. A failure flags up this discrepancy.
pytest.fail(XENIAL_LXD_VM_EXEC_MSG)
launch_kwargs["execute_via_ssh"] = False
local_launch_kwargs = {}
if lxd_setup is not None:
if not isinstance(session_cloud, _LxdIntegrationCloud):
pytest.skip('lxd_setup requires LXD')
local_launch_kwargs['lxd_setup'] = lxd_setup
with session_cloud.launch(user_data=user_data,
launch_kwargs=launch_kwargs,
**local_launch_kwargs) as instance:
if lxd_use_exec is not None:
# Existing instances are not affected by the launch kwargs, so
# ensure it here; we still need the launch kwarg so waiting works
instance.execute_via_ssh = False
previous_failures = request.session.testsfailed
yield instance
test_failed = request.session.testsfailed - previous_failures > 0
_collect_logs(instance, request.node.nodeid, test_failed)
def test_ubuntu_drivers_installed(session_cloud: IntegrationCloud):
with session_cloud.launch(launch_kwargs={"instance_type": "VM.GPU2.1"},
user_data=USER_DATA) as client:
log = client.read_from_file("/var/log/cloud-init.log")
verify_clean_log(log)
assert 1 == log.count("Installing and activating NVIDIA drivers "
"(nvidia/license-accepted=True, version=latest)")
result = client.execute("dpkg -l | grep nvidia")
assert result.ok, "No nvidia packages found"
assert re.search(
r"ii\s+linux-modules-nvidia-\d+-server", result.stdout), (
f"Did not find specific nvidia drivers packages in:"
f" {result.stdout}")
def test_network_activation_disabled(session_cloud: IntegrationCloud):
"""Test that the network is not activated during init mode."""
_setup_custom_image(session_cloud)
with session_cloud.launch() as client:
result = client.execute('systemctl status google-guest-agent.service')
if not result.ok:
raise AssertionError('google-guest-agent is not active:\n%s',
result.stdout)
log = client.read_from_file('/var/log/cloud-init.log')
assert "Running command ['netplan', 'apply']" not in log
assert 'Not bringing up newly configured network interfaces' in log
assert 'Bringing up newly configured network interfaces' not in log
def test_upgrade_package(session_cloud: IntegrationCloud):
if get_validated_source(session_cloud) != CloudInitSource.DEB_PACKAGE:
not_run_message = 'Test only supports upgrading to build deb'
if os.environ.get('TRAVIS'):
# If this isn't running on CI, we should know
pytest.fail(not_run_message)
else:
pytest.skip(not_run_message)
launch_kwargs = {'image_id': session_cloud.released_image_id}
with session_cloud.launch(launch_kwargs=launch_kwargs) as instance:
instance.install_deb()
instance.restart()
assert instance.execute('cloud-init status --wait --long').ok
def setup_image(session_cloud: IntegrationCloud):
"""Setup the target environment with the correct version of cloud-init.
So we can launch instances / run tests with the correct image
"""
source = get_validated_source(session_cloud)
if not source.installs_new_version():
return
log.info('Setting up environment for %s', session_cloud.datasource)
client = session_cloud.launch()
client.install_new_cloud_init(source)
# Even if we're keeping instances, we don't want to keep this
# one around as it was just for image creation
client.destroy()
log.info('Done with environment setup')
def _setup_custom_image(session_cloud: IntegrationCloud):
"""Like `setup_image` in conftest.py, but with customized content."""
source = get_validated_source(session_cloud)
if not source.installs_new_version():
return
client = session_cloud.launch()
# Insert our "disable_network_activation" file here
client.write_to_file(
'/etc/cloud/cloud.cfg.d/99-disable-network-activation.cfg',
'disable_network_activation: true\n',
)
client.install_new_cloud_init(source)
# Even if we're keeping instances, we don't want to keep this
# one around as it was just for image creation
client.destroy()
def _client(request, fixture_utils, session_cloud: IntegrationCloud):
"""Fixture implementation for the client fixtures.
Launch the dynamic IntegrationClient instance using any provided
userdata, yield to the test, then cleanup
"""
getter = functools.partial(fixture_utils.closest_marker_first_arg_or,
request,
default=None)
user_data = getter("user_data")
name = getter("instance_name")
lxd_config_dict = getter("lxd_config_dict")
lxd_setup = getter("lxd_setup")
lxd_use_exec = fixture_utils.closest_marker_args_or(
request, "lxd_use_exec", None)
launch_kwargs = {}
if name is not None:
launch_kwargs["name"] = name
if lxd_config_dict is not None:
if not isinstance(session_cloud, _LxdIntegrationCloud):
pytest.skip("lxd_config_dict requires LXD")
launch_kwargs["config_dict"] = lxd_config_dict
if lxd_use_exec is not None:
if not isinstance(session_cloud, _LxdIntegrationCloud):
pytest.skip("lxd_use_exec requires LXD")
launch_kwargs["execute_via_ssh"] = False
local_launch_kwargs = {}
if lxd_setup is not None:
if not isinstance(session_cloud, _LxdIntegrationCloud):
pytest.skip("lxd_setup requires LXD")
local_launch_kwargs["lxd_setup"] = lxd_setup
with session_cloud.launch(user_data=user_data,
launch_kwargs=launch_kwargs,
**local_launch_kwargs) as instance:
if lxd_use_exec is not None and isinstance(instance.instance,
LXDInstance):
# Existing instances are not affected by the launch kwargs, so
# ensure it here; we still need the launch kwarg so waiting works
instance.instance.execute_via_ssh = False
previous_failures = request.session.testsfailed
yield instance
test_failed = request.session.testsfailed - previous_failures > 0
_collect_logs(instance, request.node.nodeid, test_failed)
def test_subsequent_boot_of_upgraded_package(session_cloud: IntegrationCloud):
source = get_validated_source(session_cloud)
if not source.installs_new_version():
if os.environ.get('TRAVIS'):
# If this isn't running on CI, we should know
pytest.fail(UNSUPPORTED_INSTALL_METHOD_MSG.format(source))
else:
pytest.skip(UNSUPPORTED_INSTALL_METHOD_MSG.format(source))
return # type checking doesn't understand that skip raises
launch_kwargs = {'image_id': session_cloud.released_image_id}
with session_cloud.launch(launch_kwargs=launch_kwargs) as instance:
instance.install_new_cloud_init(
source, take_snapshot=False, clean=False
)
instance.restart()
assert instance.execute('cloud-init status --wait --long').ok
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'),
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)
def setup_image(session_cloud: IntegrationCloud, request):
"""Setup the target environment with the correct version of cloud-init.
So we can launch instances / run tests with the correct image
"""
source = get_validated_source(session_cloud)
if not source.installs_new_version():
return
log.info("Setting up environment for %s", session_cloud.datasource)
client = session_cloud.launch()
client.install_new_cloud_init(source)
# Even if we're keeping instances, we don't want to keep this
# one around as it was just for image creation
client.destroy()
log.info("Done with environment setup")
# For some reason a yield here raises a
# ValueError: setup_image did not yield a value
# during setup so use a finalizer instead.
request.addfinalizer(session_cloud.delete_snapshot)
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)
def test_clean_boot_of_upgraded_package(session_cloud: IntegrationCloud):
source = get_validated_source(session_cloud)
if not source.installs_new_version():
pytest.skip(UNSUPPORTED_INSTALL_METHOD_MSG.format(source))
return # type checking doesn't understand that skip raises
if (ImageSpecification.from_os_image().release == 'bionic' and
session_cloud.settings.PLATFORM == 'lxd_vm'):
# The issues that we see on Bionic VMs don't appear anywhere
# else, including when calling KVM directly. It likely has to
# do with the extra lxd-agent setup happening on bionic.
# Given that we still have Bionic covered on all other platforms,
# the risk of skipping bionic here seems low enough.
pytest.skip("Upgrade test doesn't run on LXD VMs and bionic")
return
launch_kwargs = {
'image_id': session_cloud.released_image_id,
}
with session_cloud.launch(
launch_kwargs=launch_kwargs, user_data=USER_DATA,
) as instance:
# get pre values
pre_hostname = instance.execute('hostname')
pre_cloud_id = instance.execute('cloud-id')
pre_result = instance.execute('cat /run/cloud-init/result.json')
pre_network = instance.execute('cat /etc/netplan/50-cloud-init.yaml')
pre_systemd_analyze = instance.execute('systemd-analyze')
pre_systemd_blame = instance.execute('systemd-analyze blame')
pre_cloud_analyze = instance.execute('cloud-init analyze show')
pre_cloud_blame = instance.execute('cloud-init analyze blame')
# Ensure no issues pre-upgrade
assert not json.loads(pre_result)['v1']['errors']
log = instance.read_from_file('/var/log/cloud-init.log')
assert 'Traceback' not in log
assert 'WARN' not in log
# Upgrade and reboot
instance.install_new_cloud_init(source, take_snapshot=False)
instance.execute('hostname something-else')
instance.restart()
assert instance.execute('cloud-init status --wait --long').ok
# 'cloud-init init' helps us understand if our pickling upgrade paths
# have broken across re-constitution of a cached datasource. Some
# platforms invalidate their datasource cache on reboot, so we run
# it here to ensure we get a dirty run.
assert instance.execute('cloud-init init').ok
# get post values
post_hostname = instance.execute('hostname')
post_cloud_id = instance.execute('cloud-id')
post_result = instance.execute('cat /run/cloud-init/result.json')
post_network = instance.execute('cat /etc/netplan/50-cloud-init.yaml')
post_systemd_analyze = instance.execute('systemd-analyze')
post_systemd_blame = instance.execute('systemd-analyze blame')
post_cloud_analyze = instance.execute('cloud-init analyze show')
post_cloud_blame = instance.execute('cloud-init analyze blame')
# Ensure no issues post-upgrade
assert not json.loads(pre_result)['v1']['errors']
log = instance.read_from_file('/var/log/cloud-init.log')
assert 'Traceback' not in log
assert 'WARN' not in log
# Ensure important things stayed the same
assert pre_hostname == post_hostname
assert pre_cloud_id == post_cloud_id
assert pre_result == post_result
assert pre_network == post_network
# Calculate and log all the boot numbers
pre_analyze_totals = [
x for x in pre_cloud_analyze.splitlines()
if x.startswith('Finished stage') or x.startswith('Total Time')
]
post_analyze_totals = [
x for x in post_cloud_analyze.splitlines()
if x.startswith('Finished stage') or x.startswith('Total Time')
]
# pylint: disable=logging-format-interpolation
LOG.info(LOG_TEMPLATE.format(
pre_systemd_analyze=pre_systemd_analyze,
post_systemd_analyze=post_systemd_analyze,
pre_systemd_blame='\n'.join(pre_systemd_blame.splitlines()[:10]),
post_systemd_blame='\n'.join(post_systemd_blame.splitlines()[:10]),
pre_analyze_totals='\n'.join(pre_analyze_totals),
post_analyze_totals='\n'.join(post_analyze_totals),
pre_cloud_blame='\n'.join(pre_cloud_blame.splitlines()[:10]),
post_cloud_blame='\n'.join(post_cloud_blame.splitlines()[:10]),
))
def test_clean_boot_of_upgraded_package(session_cloud: IntegrationCloud):
source = get_validated_source(session_cloud)
if not source.installs_new_version():
pytest.skip(UNSUPPORTED_INSTALL_METHOD_MSG.format(source))
return # type checking doesn't understand that skip raises
if (ImageSpecification.from_os_image().release == "bionic"
and session_cloud.settings.PLATFORM == "lxd_vm"):
# The issues that we see on Bionic VMs don't appear anywhere
# else, including when calling KVM directly. It likely has to
# do with the extra lxd-agent setup happening on bionic.
# Given that we still have Bionic covered on all other platforms,
# the risk of skipping bionic here seems low enough.
pytest.skip("Upgrade test doesn't run on LXD VMs and bionic")
return
launch_kwargs = {
"image_id": session_cloud.released_image_id,
}
with session_cloud.launch(
launch_kwargs=launch_kwargs,
user_data=USER_DATA,
) as instance:
# get pre values
pre_hostname = instance.execute("hostname")
pre_cloud_id = instance.execute("cloud-id")
pre_result = instance.execute("cat /run/cloud-init/result.json")
pre_network = instance.execute("cat /etc/netplan/50-cloud-init.yaml")
pre_systemd_analyze = instance.execute("systemd-analyze")
pre_systemd_blame = instance.execute("systemd-analyze blame")
pre_cloud_analyze = instance.execute("cloud-init analyze show")
pre_cloud_blame = instance.execute("cloud-init analyze blame")
# Ensure no issues pre-upgrade
log = instance.read_from_file("/var/log/cloud-init.log")
assert not json.loads(pre_result)["v1"]["errors"]
try:
verify_clean_log(log)
except AssertionError:
LOG.warning("There were errors/warnings/tracebacks pre-upgrade. "
"Any failures may be due to pre-upgrade problem")
# Upgrade
instance.install_new_cloud_init(source, take_snapshot=False)
# 'cloud-init init' helps us understand if our pickling upgrade paths
# have broken across re-constitution of a cached datasource. Some
# platforms invalidate their datasource cache on reboot, so we run
# it here to ensure we get a dirty run.
assert instance.execute("cloud-init init").ok
# Reboot
instance.execute("hostname something-else")
instance.restart()
assert instance.execute("cloud-init status --wait --long").ok
# get post values
post_hostname = instance.execute("hostname")
post_cloud_id = instance.execute("cloud-id")
post_result = instance.execute("cat /run/cloud-init/result.json")
post_network = instance.execute("cat /etc/netplan/50-cloud-init.yaml")
post_systemd_analyze = instance.execute("systemd-analyze")
post_systemd_blame = instance.execute("systemd-analyze blame")
post_cloud_analyze = instance.execute("cloud-init analyze show")
post_cloud_blame = instance.execute("cloud-init analyze blame")
# Ensure no issues post-upgrade
assert not json.loads(pre_result)["v1"]["errors"]
log = instance.read_from_file("/var/log/cloud-init.log")
verify_clean_log(log)
# Ensure important things stayed the same
assert pre_hostname == post_hostname
assert pre_cloud_id == post_cloud_id
try:
assert pre_result == post_result
except AssertionError:
if instance.settings.PLATFORM == "azure":
pre_json = json.loads(pre_result)
post_json = json.loads(post_result)
assert pre_json["v1"]["datasource"].startswith(
"DataSourceAzure")
assert post_json["v1"]["datasource"].startswith(
"DataSourceAzure")
assert pre_network == post_network
# Calculate and log all the boot numbers
pre_analyze_totals = [
x for x in pre_cloud_analyze.splitlines()
if x.startswith("Finished stage") or x.startswith("Total Time")
]
post_analyze_totals = [
x for x in post_cloud_analyze.splitlines()
if x.startswith("Finished stage") or x.startswith("Total Time")
]
# pylint: disable=logging-format-interpolation
LOG.info(
LOG_TEMPLATE.format(
pre_systemd_analyze=pre_systemd_analyze,
post_systemd_analyze=post_systemd_analyze,
pre_systemd_blame="\n".join(
pre_systemd_blame.splitlines()[:10]),
post_systemd_blame="\n".join(
post_systemd_blame.splitlines()[:10]),
pre_analyze_totals="\n".join(pre_analyze_totals),
post_analyze_totals="\n".join(post_analyze_totals),
pre_cloud_blame="\n".join(pre_cloud_blame.splitlines()[:10]),
post_cloud_blame="\n".join(post_cloud_blame.splitlines()[:10]),
))