def get_service_leader(client, serice_name):
"""
Given a service name this function will return a the tuple (address, port)
of the leader, or None if there isnt one
"""
try:
if client.exists(serice_name):
master = client.get_children(serice_name)
if len(master) != 1:
return
(val, _) = client.get("%s/%s" % (serice_name, master[0]))
return parse_address(val)
except Exception, e:
log.exception(e)
def get_service_leader(client, serice_name):
"""
Given a service name this function will return a the tuple (address, port)
of the leader, or None if there isnt one
"""
try:
if client.exists(serice_name):
master = client.get_children(serice_name)
if len(master) != 1:
return
(val, _) = client.get("%s/%s" % (serice_name, master[0]))
return parse_address(val)
except Exception, e:
log.exception(e)
def test_service_node(self):
handler = TestHandler(1)
service = LeaderElectedService(self.client, "test", ("127.0.0.1", 80), handler)
service.join()
assert_that(handler.await(5), is_(True))
assert_that(handler.value, is_(1))
children = self.client.get_children("/services/test")
assert_that(children, has_len(1))
child, _ = self.client.get("/services/test/%s" % children[0])
assert_that(parse_address(child), is_(("127.0.0.1", 80)))
def test_service_node(self):
handler = TestHandler(1)
service = LeaderElectedService(self.client, "test", ("127.0.0.1", 80),
handler)
service.join()
assert_that(handler. await (5), is_(True))
assert_that(handler.value, is_(1))
children = self.client.get_children("/services/test")
assert_that(children, has_len(1))
child, _ = self.client.get("/services/test/%s" % children[0])
assert_that(parse_address(child), is_(("127.0.0.1", 80)))
