def rebalance(cluster_name, datajson):
"""
平衡环
:param datajson:
:return:
"""
status = ''
message = ''
resp = {"status": status, "message": message}
policy_num = ''
ring_name = datajson.get('ring_name')
ring_name = ring_name if ring_name.endswith(
'.ring.gz') else ring_name + '.ring.gz'
if 'object-' in ring_name:
obj_ring, policy_num = ring_name.rstrip('.ring.gz').split('-')
sfo_clu_nodes = SfoClusterNodesMethod.query_host_list_by_cluster_name(
cluster_name)
if not sfo_clu_nodes:
raise ValueError('Not Master Node in %s' % cluster_name)
# 建立task 任务
rm = RingManager(cluster_name)
try:
if not policy_num:
ring_name = ring_name.split('.')[0]
content = rm.rebalance(ring_name=ring_name)
else:
content = rm.rebalance(policy_num=policy_num, policy=True)
except Exception, error:
status = 501
message = str(error)
def rebalance(ring_name, policy_num, cluster_name, taskid=None):
rm = RingManager(cluster_name)
try:
if not policy_num:
ring_name = ring_name.split('.')[0]
content = rm.rebalance(ring_name=ring_name)
else:
content = rm.rebalance(policy_num=policy_num, policy=True)
message = content
except Exception, error:
message = str(error)
assert False