def purge_unused_exports():
from dbaas_nfsaas.models import HostAttr
databaseinfras = DatabaseInfra.objects.filter(
plan__provider=Plan.CLOUDSTACK).prefetch_related('instances')
for databaseinfra in databaseinfras:
instances = databaseinfra.get_driver().get_database_instances()
environment = databaseinfra.environment
for instance in instances:
exports = HostAttr.objects.filter(host=instance.hostname,
is_active=False)
for export in exports:
snapshots = Snapshot.objects.filter(export_path=export.nfsaas_path,
purge_at=None)
if snapshots:
continue
LOG.info(
'Export {} will be removed'.format(export.nfsaas_export_id))
host = export.host
export_id = export.nfsaas_export_id
clean_unused_data(export_id=export_id,
export_path=export.nfsaas_path,
host=instance.hostname,
databaseinfra=databaseinfra)
nfsaas_client = NfsaasProvider()
nfsaas_client.revoke_access(environment=environment,
host=host, export_id=export_id)
nfsaas_client.drop_export(environment=environment,
export_id=export_id)
export.delete()
def do(self, workflow_dict):
try:
for host_and_export in workflow_dict['hosts_and_exports']:
clean_unused_data(
export_id=host_and_export['old_export_id'],
export_path=host_and_export['old_export_path'],
host=host_and_export['host'],
databaseinfra=workflow_dict['databaseinfra'])
return True
except Exception:
traceback = full_stack()
workflow_dict['exceptions']['error_codes'].append(DBAAS_0021)
workflow_dict['exceptions']['traceback'].append(traceback)
return True
def do(self, workflow_dict):
try:
for host_and_export in workflow_dict["hosts_and_exports"]:
clean_unused_data(
export_id=host_and_export["old_export_id"],
export_path=host_and_export["old_export_path"],
host=host_and_export["host"],
databaseinfra=workflow_dict["databaseinfra"],
)
return True
except Exception:
traceback = full_stack()
workflow_dict["exceptions"]["error_codes"].append(DBAAS_0021)
workflow_dict["exceptions"]["traceback"].append(traceback)
return True
def purge_unused_exports():
from dbaas_nfsaas.models import HostAttr
databaseinfras = DatabaseInfra.objects.filter(
plan__provider=Plan.CLOUDSTACK).prefetch_related('instances')
for databaseinfra in databaseinfras:
instances = databaseinfra.get_driver().get_database_instances()
environment = databaseinfra.environment
for instance in instances:
exports = HostAttr.objects.filter(host=instance.hostname,
is_active=False)
for export in exports:
snapshots = Snapshot.objects.filter(
export_path=export.nfsaas_path, purge_at=None)
if snapshots:
continue
LOG.info('Export {} will be removed'.format(
export.nfsaas_export_id))
host = export.host
export_id = export.nfsaas_export_id
clean_unused_data(export_id=export_id,
export_path=export.nfsaas_path,
host=instance.hostname,
databaseinfra=databaseinfra)
nfsaas_client = NfsaasProvider()
nfsaas_client.revoke_access(environment=environment,
host=host,
export_id=export_id)
nfsaas_client.drop_export(environment=environment,
export_id=export_id)
export.delete()
def destroy_unused_export(export_id, export_path, host, databaseinfra):
clean_unused_data(export_id, export_path, host, databaseinfra)
provider = NfsaasProvider()
provider.drop_export(environment=databaseinfra.environment,
export_id=export_id)