def decommissioned_instance_ip_addresses(self, endpoint_name, instance_id):
""" Return the ip address of a decommissioned instance. """
ip_addresses = self.zk_conn.read(paths.decommissioned_instance(endpoint_name, instance_id))
if ip_addresses != None:
ip_addresses = json.loads(ip_addresses)
if type(ip_addresses) == str:
ip_addresses = [ip_addresses]
else:
ip_addresses = []
return ip_addresses
def drop_decommissioned_instance(self, endpoint_name, instance_id,
instance_name=None):
""" Delete the decommissioned instance """
ip_addresses = self.decommissioned_instance_ip_addresses(endpoint_name, instance_id)
for ip_address in ip_addresses:
self.drop_ip(endpoint_name, ip_address)
self.zk_conn.delete(paths.decommissioned_instance(endpoint_name, instance_id))
# For windows machines we also do some cleanup
if instance_name and self.windows and endpoint_name in self.endpoints:
endpoint = self.endpoints[endpoint_name]
self.windows.cleanup(ConfigView(endpoint.config, "windows"),
instance_name)
def recommission_instance(self, endpoint_name, instance_id):
""" Mark the instance id as being recommissioned. """
# Delete decommissioned instance path and marked data
self.zk_conn.delete(paths.decommissioned_instance(endpoint_name,
instance_id))
self.drop_marked_instance(endpoint_name, instance_id)
def decommission_instance(self, endpoint_name, instance_id, ip_addresses):
""" Mark the instance id as being decommissioned. """
self.zk_conn.write(paths.decommissioned_instance(endpoint_name, instance_id),
json.dumps(ip_addresses))
