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Move prepare/teardown to TF
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Signed-off-by: Jan Musial <jan.musial@intel.com>
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Jan Musial committed Aug 16, 2022
1 parent 393cad0 commit 5f230ed
Showing 1 changed file with 44 additions and 171 deletions.
215 changes: 44 additions & 171 deletions test/functional/tests/conftest.py
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Original file line number Diff line number Diff line change
Expand Up @@ -19,16 +19,10 @@
from api.cas import casadm
from api.cas import git
from api.cas.cas_service import opencas_drop_in_directory
from storage_devices.raid import Raid
from storage_devices.ramdisk import RamDisk
from test_utils.os_utils import Udev, kill_all_io
from test_utils.disk_finder import get_disk_serial_number
from test_tools.disk_utils import PartitionTable, create_partition_table
from test_tools.device_mapper import DeviceMapper
from test_tools.mdadm import Mdadm
from test_tools.fs_utils import remove
from log.logger import create_log, Log
from api.cas.init_config import InitConfig
from test_utils.singleton import Singleton
from test_utils.output import CmdException
from test_tools.fs_utils import remove


class Opencas(metaclass=Singleton):
Expand Down Expand Up @@ -57,61 +51,53 @@ def pytest_runtest_setup(item):
#
# User can also have own test wrapper, which runs test prepare, cleanup, etc.
# Then it should be placed in plugins package
TestRun.start(item)
for dut in TestRun.use_all_duts():
if not installer.check_if_installed():
continue
TestRun.LOGGER.info(f"CAS cleanup on {dut.ip}")
remove(opencas_drop_in_directory, recursive=True, ignore_errors=True)

test_name = item.name.split('[')[0]
TestRun.LOGGER = create_log(item.config.getoption('--log-path'), test_name)
try:
InitConfig.create_default_init_config()
unmount_cas_devices()
try:
casadm.stop_all_caches()
except CmdException:
TestRun.LOGGER.warning(
"Failed to stop all caches, will retry after generic prepare"
)
casadm.remove_all_detached_cores()
except Exception as e:
raise Exception("Exception occured during CAS cleanup:\n"
f"{str(e)}\n{traceback.format_exc()}")

TestRun.prepare()

# If some generic device was set-up on top of CAS it failed to stop, try to stop it again
if installer.check_if_installed():
casadm.stop_all_caches()

duts = item.config.getoption('--dut-config')
required_duts = next(item.iter_markers(name="multidut"), None)
required_duts = required_duts.args[0] if required_duts is not None else 1
if required_duts > len(duts):
raise Exception(f"Test requires {required_duts} DUTs, only {len(duts)} DUT configs "
f"provided")
else:
duts = duts[:required_duts]
TestRun.usr = Opencas(
repo_dir=os.path.join(os.path.dirname(__file__), "../../.."),
working_dir=TestRun.working_dir)

TestRun.duts = []
for dut in duts:
try:
with open(dut) as cfg:
dut_config = yaml.safe_load(cfg)
except Exception as ex:
raise Exception(f"{ex}\n"
f"You need to specify DUT config. See the example_dut_config.py file")
for i, dut in enumerate(TestRun.use_all_duts()):
if get_force_param(item) and not TestRun.usr.already_updated:
installer.rsync_opencas_sources()
installer.reinstall_opencas()
elif not installer.check_if_installed():
installer.rsync_opencas_sources()
installer.set_up_opencas()
TestRun.LOGGER.info(f"DUT-{i} info: {dut}")

dut_config['plugins_dir'] = os.path.join(os.path.dirname(__file__), "../lib")
dut_config['opt_plugins'] = {"test_wrapper": {}, "serial_log": {}, "power_control": {}}
dut_config['extra_logs'] = {"cas": "/var/log/opencas.log"}
TestRun.usr.already_updated = True

try:
TestRun.prepare(item, dut_config)
TestRun.LOGGER.add_build_info(f'Commit hash:')
TestRun.LOGGER.add_build_info(f"{git.get_current_commit_hash()}")
TestRun.LOGGER.add_build_info(f'Commit message:')
TestRun.LOGGER.add_build_info(f'{git.get_current_commit_message()}')

TestRun.presetup()
try:
TestRun.executor.wait_for_connection(timedelta(seconds=20))
except paramiko.AuthenticationException:
raise
except Exception:
try:
TestRun.plugin_manager.get_plugin('power_control').power_cycle()
TestRun.executor.wait_for_connection()
except Exception:
raise Exception("Failed to connect to DUT.")
TestRun.setup()
except Exception as ex:
raise Exception(f"Exception occurred during test setup:\n"
f"{str(ex)}\n{traceback.format_exc()}")

TestRun.usr = Opencas(
repo_dir=os.path.join(os.path.dirname(__file__), "../../.."),
working_dir=dut_config['working_dir'])

TestRun.LOGGER.info(f"DUT info: {TestRun.dut}")
TestRun.dut.plugin_manager = TestRun.plugin_manager
TestRun.dut.executor = TestRun.executor
TestRun.duts.append(TestRun.dut)

base_prepare(item)
TestRun.LOGGER.write_to_command_log("Test body")
TestRun.LOGGER.start_group("Test body")

Expand All @@ -127,46 +113,6 @@ def pytest_runtest_teardown():
This method is executed always in the end of each test, even if it fails or raises exception in
prepare stage.
"""
TestRun.LOGGER.end_all_groups()

with TestRun.LOGGER.step("Cleanup after test"):
try:
if TestRun.executor:
if not TestRun.executor.is_active():
TestRun.executor.wait_for_connection()
Udev.enable()
kill_all_io()
unmount_cas_devices()

if installer.check_if_installed():
casadm.remove_all_detached_cores()
casadm.stop_all_caches()
from api.cas.init_config import InitConfig
InitConfig.create_default_init_config()

from storage_devices.drbd import Drbd
if installer.check_if_installed() and Drbd.is_installed():
try:
casadm.stop_all_caches()
finally:
__drbd_cleanup()
elif Drbd.is_installed():
Drbd.down_all()

DeviceMapper.remove_all()
RamDisk.remove_all()
except Exception as ex:
TestRun.LOGGER.warning(f"Exception occurred during platform cleanup.\n"
f"{str(ex)}\n{traceback.format_exc()}")

TestRun.LOGGER.end()
for dut in TestRun.duts:
with TestRun.use_dut(dut):
if TestRun.executor:
os.makedirs(os.path.join(TestRun.LOGGER.base_dir, "dut_info", dut.ip),
exist_ok=True)
TestRun.LOGGER.get_additional_logs()
Log.destroy()
TestRun.teardown()


Expand Down Expand Up @@ -210,76 +156,3 @@ def unmount_cas_devices():

def get_force_param(item):
return item.config.getoption("--force-reinstall")


def __drbd_cleanup():
from storage_devices.drbd import Drbd
Drbd.down_all()
# If drbd instance had been configured on top of the CAS, the previos attempt to stop
# failed. As drbd has been stopped try to stop CAS one more time.
if installer.check_if_installed():
casadm.stop_all_caches()


def base_prepare(item):
with TestRun.LOGGER.step("Cleanup before test"):
TestRun.executor.run("pkill --signal=SIGKILL fsck")
Udev.enable()
kill_all_io()
DeviceMapper.remove_all()

if installer.check_if_installed():
try:
from api.cas.init_config import InitConfig
InitConfig.create_default_init_config()
unmount_cas_devices()
casadm.stop_all_caches()
casadm.remove_all_detached_cores()
except Exception:
pass # TODO: Reboot DUT if test is executed remotely

remove(opencas_drop_in_directory, recursive=True, ignore_errors=True)

from storage_devices.drbd import Drbd
if Drbd.is_installed():
__drbd_cleanup()

raids = Raid.discover()
for raid in raids:
# stop only those RAIDs, which are comprised of test disks
if all(map(lambda device:
any(map(lambda disk_path:
disk_path in device.get_device_id(),
[bd.get_device_id() for bd in TestRun.dut.disks])),
raid.array_devices)):
raid.umount_all_partitions()
raid.remove_partitions()
raid.stop()
for device in raid.array_devices:
Mdadm.zero_superblock(os.path.join('/dev', device.get_device_id()))

RamDisk.remove_all()

for disk in TestRun.disks.values():
disk_serial = get_disk_serial_number(disk.path)
if disk.serial_number != disk_serial:
disk.serial_number = disk_serial

disk.umount_all_partitions()
Mdadm.zero_superblock(os.path.join('/dev', disk.device_id))
disk.remove_partitions()
create_partition_table(disk, PartitionTable.gpt)

Udev.settle()

if get_force_param(item) and not TestRun.usr.already_updated:
installer.rsync_opencas_sources()
installer.reinstall_opencas()
elif not installer.check_if_installed():
installer.rsync_opencas_sources()
installer.set_up_opencas()
TestRun.usr.already_updated = True
TestRun.LOGGER.add_build_info(f'Commit hash:')
TestRun.LOGGER.add_build_info(f"{git.get_current_commit_hash()}")
TestRun.LOGGER.add_build_info(f'Commit message:')
TestRun.LOGGER.add_build_info(f'{git.get_current_commit_message()}')

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