def create_pool(self, name, replicas=3):
"""
Request pool setup
@param name: name of pool to create
@param replicas: number of replicas for supporting pools
"""
# json.dumps of the CephBrokerRq()
requests = self.get_local(key='broker_reqs') or {}
if name not in requests:
rq = CephBrokerRq()
rq.add_op_create_pool(name="{}".format(name),
replica_count=replicas,
weight=None)
if not requests:
requests = {}
requests[name] = rq.request
self.set_local(key='broker_reqs', value=requests)
send_request_if_needed(rq, relation=self.relation_name)
self.remove_state('{relation_name}.pools.available')
else:
rq = CephBrokerRq()
try:
j = json.loads(requests[name])
rq.ops = j['ops']
send_request_if_needed(rq, relation=self.relation_name)
except ValueError as err:
log("Unable to decode broker_req: {}. Error: {}".format(
requests[name], err))
def changed(self):
data = {
'mds_key': self.mds_key(),
'fsid': self.fsid(),
'auth': self.auth(),
'mon_hosts': self.mon_hosts()
}
if all(data.values()):
self.set_state('{relation_name}.available')
json_rq = self.get_local(key='broker_req')
if json_rq:
rq = CephBrokerRq()
j = json.loads(json_rq)
rq.ops = j['ops']
log("changed broker_req: {}".format(rq.ops))
if rq and is_request_complete(rq, relation=self.relation_name):
log("Setting ceph-mds.pools.available")
self.set_state('{relation_name}.pools.available')
else:
log("incomplete request. broker_req not found")
def initialize_mds(self, name, replicas=3):
"""
Request pool setup and mds creation
@param name: name of mds pools to create
@param replicas: number of replicas for supporting pools
"""
# json.dumps of the CephBrokerRq()
json_rq = self.get_local(key='broker_req')
if not json_rq:
rq = CephBrokerRq()
rq.add_op_create_pool(name="{}_data".format(name),
replica_count=replicas,
weight=None)
rq.add_op_create_pool(name="{}_metadata".format(name),
replica_count=replicas,
weight=None)
# Create CephFS
rq.ops.append({
'op': 'create-cephfs',
'mds_name': name,
'data_pool': "{}_data".format(name),
'metadata_pool': "{}_metadata".format(name),
})
self.set_local(key='broker_req', value=rq.request)
send_request_if_needed(rq, relation=self.relation_name)
else:
rq = CephBrokerRq()
try:
j = json.loads(json_rq)
log("Json request: {}".format(json_rq))
rq.ops = j['ops']
send_request_if_needed(rq, relation=self.relation_name)
except ValueError as err:
log("Unable to decode broker_req: {}. Error: {}".format(
json_rq, err))
