def test_ensure_ceph_storage(self):
self._patch('pool_exists')
self.pool_exists.return_value = False
self._patch('create_pool')
self._patch('rbd_exists')
self.rbd_exists.return_value = False
self._patch('create_rbd_image')
self._patch('image_mapped')
self.image_mapped.return_value = False
self._patch('map_block_storage')
self._patch('filesystem_mounted')
self.filesystem_mounted.return_value = False
self._patch('make_filesystem')
self._patch('service_stop')
self._patch('service_start')
self._patch('service_running')
self.service_running.return_value = True
self._patch('place_data_on_block_device')
_service = 'mysql'
_pool = 'bar'
_rbd_img = 'foo'
_mount = '/var/lib/mysql'
_services = ['mysql']
_blk_dev = '/dev/rbd1'
ceph_utils.ensure_ceph_storage(_service, _pool, _rbd_img, 1024, _mount,
_blk_dev, 'ext4', _services, 3)
self.create_pool.assert_called_with(_service, _pool, replicas=3)
self.create_rbd_image.assert_called_with(_service, _pool, _rbd_img,
1024)
self.map_block_storage.assert_called_with(_service, _pool, _rbd_img)
self.make_filesystem.assert_called_with(_blk_dev, 'ext4')
self.service_stop.assert_called_with(_services[0])
self.place_data_on_block_device.assert_called_with(_blk_dev, _mount)
self.service_start.assert_called_with(_services[0])
def ceph_changed():
log('Start Ceph Relation Changed')
auth = relation_get('auth')
key = relation_get('key')
use_syslog = str(config('use-syslog')).lower()
if None in [auth, key]:
log('Missing key or auth in relation')
sys.exit(0)
ceph.configure(service=SERVICE_NAME,
key=key,
auth=auth,
use_syslog=use_syslog)
if is_elected_leader('res_rabbitmq_vip'):
rbd_img = config('rbd-name')
rbd_size = config('rbd-size')
sizemb = int(rbd_size.split('G')[0]) * 1024
blk_device = '/dev/rbd/%s/%s' % (POOL_NAME, rbd_img)
ceph.create_pool(service=SERVICE_NAME,
name=POOL_NAME,
replicas=int(config('ceph-osd-replication-count')))
ceph.ensure_ceph_storage(service=SERVICE_NAME,
pool=POOL_NAME,
rbd_img=rbd_img,
sizemb=sizemb,
fstype='ext4',
mount_point=RABBIT_DIR,
blk_device=blk_device,
system_services=['rabbitmq-server'])
subprocess.check_call(
['chown', '-R',
'%s:%s' % (RABBIT_USER, RABBIT_GROUP), RABBIT_DIR])
else:
log('This is not the peer leader. Not configuring RBD.')
log('Stopping rabbitmq-server.')
service_stop('rabbitmq-server')
# If 'ha' relation has been made before the 'ceph' relation
# it is important to make sure the ha-relation data is being
# sent.
if is_relation_made('ha'):
log('*ha* relation exists. Triggering ha_joined()')
ha_joined()
else:
log('*ha* relation does not exist.')
log('Finish Ceph Relation Changed')
def ceph_changed():
log('Start Ceph Relation Changed')
auth = relation_get('auth')
key = relation_get('key')
use_syslog = str(config('use-syslog')).lower()
if None in [auth, key]:
log('Missing key or auth in relation')
sys.exit(0)
ceph.configure(service=SERVICE_NAME, key=key, auth=auth,
use_syslog=use_syslog)
if is_elected_leader('res_rabbitmq_vip'):
rbd_img = config('rbd-name')
rbd_size = config('rbd-size')
sizemb = int(rbd_size.split('G')[0]) * 1024
blk_device = '/dev/rbd/%s/%s' % (POOL_NAME, rbd_img)
ceph.create_pool(service=SERVICE_NAME, name=POOL_NAME,
replicas=int(config('ceph-osd-replication-count')))
ceph.ensure_ceph_storage(service=SERVICE_NAME, pool=POOL_NAME,
rbd_img=rbd_img, sizemb=sizemb,
fstype='ext4', mount_point=RABBIT_DIR,
blk_device=blk_device,
system_services=['rabbitmq-server'])
subprocess.check_call(['chown', '-R', '%s:%s' %
(RABBIT_USER, RABBIT_GROUP), RABBIT_DIR])
else:
log('This is not the peer leader. Not configuring RBD.')
log('Stopping rabbitmq-server.')
service_stop('rabbitmq-server')
# If 'ha' relation has been made before the 'ceph' relation
# it is important to make sure the ha-relation data is being
# sent.
if is_relation_made('ha'):
log('*ha* relation exists. Triggering ha_joined()')
ha_joined()
else:
log('*ha* relation does not exist.')
log('Finish Ceph Relation Changed')