class DBMonitorStep(BaseInstanceStep):
def __init__(self, instance):
super(DBMonitorStep, self).__init__(instance)
self.provider = DBMonitorProvider()
def _enable_monitoring(self):
self.provider.enabled_dbmonitor_monitoring_instance(self.instance)
def _disable_monitoring(self):
self.provider.disabled_dbmonitor_monitoring_instance(self.instance)
def do(self):
raise NotImplementedError
def undo(self):
pass
def extra_dns_post_delete(sender, **kwargs):
"""
extra dns post delete signal. Delete extra dns on dbmonitor's database
"""
LOG.debug("extra_dns post-delete triggered")
extra_dns = kwargs.get("instance")
database = extra_dns.database
DBMonitorProvider().remove_extra_dns(database=database,
extra_dns=extra_dns.dns)
def register_backup_dbmonitor(databaseinfra, snapshot):
try:
from dbaas_dbmonitor.provider import DBMonitorProvider
DBMonitorProvider().register_backup(databaseinfra=databaseinfra,
start_at=snapshot.start_at,
end_at=snapshot.end_at,
size=snapshot.size,
status=snapshot.status,
type=snapshot.type,
error=snapshot.error)
except Exception, e:
LOG.error("Error register backup on DBMonitor %s" % (e))
def extra_dns_post_save(sender, **kwargs):
"""
extra dns post save signal. Inserts extra dns on dbmonitor's database
"""
LOG.debug("extra_dns post-save triggered")
extra_dns = kwargs.get("instance")
is_new = kwargs.get("created")
if is_new:
database = extra_dns.database
DBMonitorProvider().insert_extra_dns(database=database,
extra_dns=extra_dns.dns)
def do(self, workflow_dict):
try:
databaseinfra = workflow_dict['databaseinfra']
target_engine = workflow_dict['target_engine']
DBMonitorProvider().update_dbmonitor_database_version(
databaseinfra=databaseinfra, new_version=target_engine.version)
return True
except Exception:
traceback = full_stack()
workflow_dict['exceptions']['error_codes'].append(DBAAS_0023)
workflow_dict['exceptions']['traceback'].append(traceback)
return False
def undo(self, workflow_dict):
try:
if not 'databaseinfra' in workflow_dict:
return False
LOG.info("Destroying dbmonitor monitoring...")
DBMonitorProvider().remove_dbmonitor_monitoring(
workflow_dict['databaseinfra'])
return True
except Exception, e:
traceback = full_stack()
workflow_dict['exceptions']['error_codes'].append(DBAAS_0006)
workflow_dict['exceptions']['traceback'].append(traceback)
return False
def __init__(self, instance):
super(DBMonitorStep, self).__init__(instance)
self.provider = DBMonitorProvider()
