def _get_broker_rid_unit_for_previous_request():
"""Gets the broker rid and unit combination that has a response for the
previous sent request."""
broker_key = get_broker_rsp_key()
log("Broker key is {}.".format(broker_key), level=DEBUG)
for rid in relation_ids('ceph'):
previous_request = get_previous_request(rid)
for unit in related_units(rid):
rdata = relation_get(rid=rid, unit=unit)
if rdata.get(broker_key):
rsp = CephBrokerRsp(rdata.get(broker_key))
if rsp.request_id == previous_request.request_id:
log("Found broker rid/unit: {}/{}".format(rid, unit),
level=DEBUG)
return rid, unit
log("There is no broker response for any unit at the moment.", level=DEBUG)
return None, None
def create_replicated_pool(self,
name,
replicas=3,
weight=None,
pg_num=None,
group=None,
namespace=None,
app_name=None,
max_bytes=None,
max_objects=None):
"""Request replicated pool setup.
Refer to charm-helpers ``add_op_create_replicated_pool`` function for
documentation of parameters.
"""
# Ensure type of numeric values before sending over the wire
replicas = int(replicas) if replicas else None
weight = float(weight) if weight else None
pg_num = int(pg_num) if pg_num else None
max_bytes = int(max_bytes) if max_bytes else None
max_objects = int(max_objects) if max_objects else None
for relation in self.relations:
current_request = ch_ceph.get_previous_request(
relation.relation_id) or ch_ceph.CephBrokerRq()
for req in current_request.ops:
if 'op' in req and 'name' in req:
if req['op'] == 'create-pool' and req['name'] == name:
# request already exists, don't create a new one
return
current_request.add_op_create_replicated_pool(
name="{}".format(name),
replica_count=replicas,
pg_num=pg_num,
weight=weight,
group=group,
namespace=namespace,
app_name=app_name,
max_bytes=max_bytes,
max_objects=max_objects)
ch_ceph.send_request_if_needed(current_request,
relation=self.endpoint_name)