def hook_save_retention(self, scheduler):
"""
Save retention data from alignak-backend
:param scheduler: scheduler instance of alignak
:type scheduler: object
:return: None
"""
backend = Backend()
headers = {'Content-Type': 'application/json'}
data_to_save = scheduler.get_retention_data()
# clean all hosts first
backend.method_delete(self.endpoint('retentionhost'))
# Add all hosts after
for host in data_to_save['hosts']:
data_to_save['hosts'][host]['host'] = host
backend.method_post(self.endpoint('retentionhost'),
ujson.dumps(data_to_save['hosts'][host]),
headers=headers)
# clean all services first
backend.method_delete(self.endpoint('retentionservice'))
# Add all services after
for service in data_to_save['services']:
data_to_save['services'][service]['service'] = service
backend.method_post(self.endpoint('retentionservice'),
ujson.dumps(data_to_save['services'][service]),
headers=headers)
