openstack
/
charm-rabbitmq-server
Code Issues Proposed changes

checking relation length

This commit is contained in:
yolanda.robla@canonical.com 2014-03-03 12:20:28 +01:00
parent 0b8112d56f
commit 3c7c6590a5
1 changed files with 9 additions and 5 deletions
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14
hooks/rabbit_utils.py
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@ -283,11 +283,15 @@ def execute(cmd, die=False, echo=False):
def get_clustered_attribute(attribute_name):
cluster_rels = relation_ids('cluster')
cluster_rid = cluster_rels[0]
password = relation_get(attribute=attribute_name, rid=cluster_rid, unit=local_unit())
return password
if len(cluster_rels) > 0:
cluster_rid = cluster_rels[0]
password = relation_get(attribute=attribute_name, rid=cluster_rid, unit=local_unit())
return password
else:
return None
def set_clustered_attribute(attribute_name, value):
cluster_rels = relation_ids('cluster')
cluster_rid = cluster_rels[0]
relation_set(relation_id=cluster_rid, relation_settings={attribute_name: value})
if len(cluster_rels) > 0:
cluster_rid = cluster_rels[0]
relation_set(relation_id=cluster_rid, relation_settings={attribute_name: value})