def test_configure_compression(self):
"""Enable compression and validate properties flush through to pool."""
if not self.mimic_or_newer:
logging.info('Skipping test, Mimic or newer required.')
return
if self.application_name == 'ceph-osd':
# The ceph-osd charm itself does not request pools, neither does
# the BlueStore Compression configuration options it have affect
# pool properties.
logging.info('test does not apply to ceph-osd charm.')
return
elif self.application_name == 'ceph-radosgw':
# The Ceph RadosGW creates many light weight pools to keep track of
# metadata, we only compress the pool containing actual data.
app_pools = ['.rgw.buckets.data']
else:
# Retrieve which pools the charm under test has requested skipping
# metadata pools as they are deliberately not compressed.
app_pools = [
pool
for pool in zaza_ceph.get_pools_from_broker_req(
self.application_name, model_name=self.model_name)
if 'metadata' not in pool
]
ceph_pools_detail = zaza_ceph.get_ceph_pool_details(
model_name=self.model_name)
logging.debug('BEFORE: {}'.format(ceph_pools_detail))
try:
logging.info('Checking Ceph pool compression_mode prior to change')
self._assert_pools_properties(
app_pools, ceph_pools_detail,
{'options': {'compression_mode': 'none'}})
except KeyError:
logging.info('property does not exist on pool, which is OK.')
logging.info('Changing "bluestore-compression-mode" to "force" on {}'
.format(self.application_name))
with self.config_change(
{'bluestore-compression-mode': 'none'},
{'bluestore-compression-mode': 'force'}):
# Retrieve pool details from Ceph after changing configuration
ceph_pools_detail = zaza_ceph.get_ceph_pool_details(
model_name=self.model_name)
logging.debug('CONFIG_CHANGE: {}'.format(ceph_pools_detail))
logging.info('Checking Ceph pool compression_mode after to change')
self._assert_pools_properties(
app_pools, ceph_pools_detail,
{'options': {'compression_mode': 'force'}})
ceph_pools_detail = zaza_ceph.get_ceph_pool_details(
model_name=self.model_name)
logging.debug('AFTER: {}'.format(ceph_pools_detail))
logging.debug(juju_utils.get_relation_from_unit(
'ceph-mon', self.application_name, None,
model_name=self.model_name))
logging.info('Checking Ceph pool compression_mode after restoring '
'config to previous value')
self._assert_pools_properties(
app_pools, ceph_pools_detail,
{'options': {'compression_mode': 'none'}})
def test_check_pool_types(self):
"""Check type of pools created for clients."""
app_pools = [('glance', 'glance'), ('nova-compute', 'nova'),
('cinder-ceph', 'cinder-ceph')]
runtime_pool_details = zaza_ceph.get_ceph_pool_details()
for app, pool_name in app_pools:
juju_pool_config = zaza_model.get_application_config(app).get(
'pool-type')
if juju_pool_config:
expected_pool_type = juju_pool_config['value']
else:
# If the pool-type option is absent assume the default of
# replicated.
expected_pool_type = zaza_ceph.REPLICATED_POOL_TYPE
for pool_config in runtime_pool_details:
if pool_config['pool_name'] == pool_name:
logging.info('Checking {} is {}'.format(
pool_name, expected_pool_type))
expected_pool_code = -1
if expected_pool_type == zaza_ceph.REPLICATED_POOL_TYPE:
expected_pool_code = zaza_ceph.REPLICATED_POOL_CODE
elif expected_pool_type == zaza_ceph.ERASURE_POOL_TYPE:
expected_pool_code = zaza_ceph.ERASURE_POOL_CODE
self.assertEqual(pool_config['type'], expected_pool_code)
break
else:
raise CephPoolConfig(
"Failed to find config for {}".format(pool_name))
def test_check_pool_types(self):
"""Check type of pools created for clients."""
app_pools = [
('glance', 'glance'),
('nova-compute', 'nova'),
('cinder-ceph', 'cinder-ceph')]
runtime_pool_details = zaza_ceph.get_ceph_pool_details()
for app, pool_name in app_pools:
try:
app_config = zaza_model.get_application_config(app)
except KeyError:
logging.info(
'Skipping pool check of %s, application %s not present',
pool_name,
app)
continue
rel_id = zaza_model.get_relation_id(
app,
'ceph-mon',
remote_interface_name='client')
if not rel_id:
logging.info(
'Skipping pool check of %s, ceph relation not present',
app)
continue
juju_pool_config = app_config.get('pool-type')
if juju_pool_config:
expected_pool_type = juju_pool_config['value']
else:
# If the pool-type option is absent assume the default of
# replicated.
expected_pool_type = zaza_ceph.REPLICATED_POOL_TYPE
for pool_config in runtime_pool_details:
if pool_config['pool_name'] == pool_name:
logging.info('Checking {} is {}'.format(
pool_name,
expected_pool_type))
expected_pool_code = -1
if expected_pool_type == zaza_ceph.REPLICATED_POOL_TYPE:
expected_pool_code = zaza_ceph.REPLICATED_POOL_CODE
elif expected_pool_type == zaza_ceph.ERASURE_POOL_TYPE:
expected_pool_code = zaza_ceph.ERASURE_POOL_CODE
self.assertEqual(
pool_config['type'],
expected_pool_code)
break
else:
raise CephPoolConfig(
"Failed to find config for {}".format(pool_name))