def root_password(self):
"""MongoDB root password.
"""
root_password = None
peers = self.peers
data = self.peers.data[peers.app]
root_password = data.get('root_password', None)
if root_password is None:
root_password = MongoDB.new_password()
return root_password
def credentials(self, rel_id):
"""Fetch credentials associated with a relation.
Args:
rel_id: integer id of relation
Returns:
A dictionary with keys "username" and "password".
"""
consumers = self.consumers()
if self.is_new_relation(rel_id):
creds = {
'username': self.new_username(rel_id),
'password': MongoDB.new_password()
}
consumers[rel_id] = creds
self.charm.peers.data[self.charm.app]['consumers'] = json.dumps(
consumers)
else:
creds = consumers[rel_id]
return creds