def delete(self, application_name, cluster_name):
"""Deregisters a service instance.
The ``write`` authority is required. See :ref:`application_auth` also.
:param application_name: The name of application.
:param cluster_name: The name of cluster.
:form key: The name of instance.
:<header Authorization: Huskar Token (See :ref:`token`)
:status 404: The application is not found.
:status 400: The request body is invalid.
:status 200: The service instance is deregistered successfully.
"""
check_application_auth(application_name, Authority.WRITE)
check_cluster_name(cluster_name, application_name)
key = request.values['key'].strip()
validate_fields(instance_schema, {
'application': application_name,
'cluster': cluster_name,
'key': key,
})
im = InstanceManagement(huskar_client, application_name,
SERVICE_SUBDOMAIN)
instance, _ = im.get_instance(cluster_name, key, resolve=False)
if instance.stat is None:
abort(
404, '%s %s/%s/%s does not exist' % (
SERVICE_SUBDOMAIN,
application_name,
cluster_name,
key,
))
old_data = instance.data
with audit_log(audit_log.types.DELETE_SERVICE,
application_name=application_name,
cluster_name=cluster_name,
key=key,
old_data=old_data):
service_facade.delete(application_name,
cluster_name,
key,
strict=True)
# Writes container registry finally
if is_container_id(key):
cm = ContainerManagement(huskar_client, key)
cm.deregister_from(application_name, cluster_name)
return api_response()
def delete(self, container_id):
"""Reregisters all instances bound to this container.
The site admin authority is required. See :ref:`site_admin` also.
:param container_id: The container id (a.k.a CID, Task ID).
:<header Authorization: Huskar Token (See :ref:`token`)
:status 409: The container is still using by another one, and who are
registering new service instance on it. It is recommended
to try again since the container is truly dead.
:status 200: The request is successful.
"""
g.auth.require_admin()
cm = ContainerManagement(huskar_client, container_id)
cm.set_barrier()
for application_name, cluster_name in cm.lookup():
# Deregister current instance
old_data = service_facade.get_value(
application_name, cluster_name, container_id)
service_facade.delete(
application_name, cluster_name, container_id, strict=False)
audit_log.emit(
audit_log.types.DELETE_SERVICE,
application_name=application_name, cluster_name=cluster_name,
key=container_id, old_data=old_data)
# Release container record
cm.deregister_from(application_name, cluster_name)
try:
cm.destroy()
except NotEmptyError:
message = 'Container {0} is still registering new instance'.format(
container_id)
abort(409, message)
return api_response()