def get_backend_servers(self, load_balancer_id, listener_port=None):
"""Get backend servers for a given load balancer and its listener port.
If listener_port is not specified, all listeners are listed separately.
Args:
load_balancer_id (str): Aliyun SLB LoadBalancerId to retrieve.
listener_port (int, optional): the port to get backend server
statuses for
Returns:
List of ListenerStatus
"""
params = {
'Action': 'DescribeBackendServers',
'LoadBalancerId': load_balancer_id,
}
if listener_port is not None:
params['ListenerPort'] = listener_port
listeners = []
resp = self.get(params)
for listener in resp['Listeners']['Listener']:
backends = []
for bs in listener['BackendServers']['BackendServer']:
backends.append(
BackendServerStatus(bs['ServerId'],
bs['ServerHealthStatus']))
listeners.append(ListenerStatus(listener['ListenerPort'],
backends))
return listeners
def testRepr(self):
bss = BackendServerStatus('id', 's')
self.assertTrue(
repr(bss).startswith(u'<BackendServerStatus id is s at '))
def testNotEqual(self):
bss1 = BackendServerStatus('id1', 's')
bss2 = BackendServerStatus('id2', 's')
self.assertNotEqual(bss1, bss2)