def get_clb(self, method, url, treq_args_kwargs, response, str_body):
"""
Stub out treq, and return a cloud load balancer
"""
clb = CloudLoadBalancer(
pool=self.pool,
treq=get_fake_treq(self, method, url, treq_args_kwargs,
(response, str_body)))
clb.clb_id = 12345
return clb
def get_clb(self, method, url, treq_args_kwargs, response, str_body):
"""
Stub out treq, and return a cloud load balancer
"""
clb = CloudLoadBalancer(pool=self.pool,
treq=get_fake_treq(self, method, url,
treq_args_kwargs,
(response, str_body)))
clb.clb_id = 12345
return clb
def test_delete_clb_does_not_retry_on_get_failure(self):
"""
Deleting a CLB will retry if the state wonky until it times out.
"""
clock = Clock()
self.clb_id = 12345
_treq = self.get_fake_treq_for_delete(
Response(400, strbody="Something is wrong"))
clb = CloudLoadBalancer(pool=self.pool, treq=_treq)
clb.clb_id = self.clb_id
d = clb.delete(self.rcs, clock=clock)
self.failureResultOf(d, UpstreamError)
def test_delete_clb_does_not_retry_on_get_failure(self):
"""
Deleting a CLB will retry if the state wonky until it times out.
"""
clock = Clock()
self.clb_id = 12345
_treq = self.get_fake_treq_for_delete(
Response(400, strbody="Something is wrong"))
clb = CloudLoadBalancer(pool=self.pool, treq=_treq)
clb.clb_id = self.clb_id
d = clb.delete(self.rcs, clock=clock)
self.failureResultOf(d, UpstreamError)
def test_delete_clb_retries_until_success(self):
"""
Deleting a CLB will retry until the CLB is deleted (or in error or
suspended mode, in which case it will give up).
"""
self.clb_id = 12345
success_treqs = [
# All of these particular immutable states count as success.
self.get_fake_treq_for_delete(
Response(200, strbody=json.dumps(
{"loadBalancer": {"status": state}})),
del_response=Response(400))
for state in ("PENDING_DELETE", "DELETED", "ERROR", "SUSPENDED")
] + [
# 404 from get-ting the server, meaning it's already gone.
self.get_fake_treq_for_delete(
Response(404, strbody=(
'{"message": "No such load balancer", "code": 404}')),
del_response=Response(400))
]
for success_treq in success_treqs:
clock = Clock()
_treq = self.get_fake_treq_for_delete(
Response(
200,
strbody='{"loadBalancer": {"status": "PENDING_UPDATE"}}'),
del_response=Response(400))
clb = CloudLoadBalancer(pool=self.pool, treq=_treq)
clb.clb_id = self.clb_id
d = clb.delete(self.rcs, clock=clock)
self.assertNoResult(d)
clock.pump([3])
self.assertNoResult(d)
clb.treq = success_treq
clock.pump([3])
self.assertEqual(self.successResultOf(d), None)
def test_delete_clb_retries_until_success(self):
"""
Deleting a CLB will retry until the CLB is deleted (or in error or
suspended mode, in which case it will give up).
"""
self.clb_id = 12345
success_treqs = [
# All of these particular immutable states count as success.
self.get_fake_treq_for_delete(Response(
200, strbody=json.dumps({"loadBalancer": {
"status": state
}})),
del_response=Response(400))
for state in ("PENDING_DELETE", "DELETED", "ERROR", "SUSPENDED")
] + [
# 404 from get-ting the server, meaning it's already gone.
self.get_fake_treq_for_delete(Response(
404,
strbody=('{"message": "No such load balancer", "code": 404}')),
del_response=Response(400))
]
for success_treq in success_treqs:
clock = Clock()
_treq = self.get_fake_treq_for_delete(Response(
200, strbody='{"loadBalancer": {"status": "PENDING_UPDATE"}}'),
del_response=Response(400))
clb = CloudLoadBalancer(pool=self.pool, treq=_treq)
clb.clb_id = self.clb_id
d = clb.delete(self.rcs, clock=clock)
self.assertNoResult(d)
clock.pump([3])
self.assertNoResult(d)
clb.treq = success_treq
clock.pump([3])
self.assertEqual(self.successResultOf(d), None)
def test_delete_clb_retries_until_timeout(self):
"""
Deleting a CLB will retry if the state wonky until it times out.
"""
clock = Clock()
self.clb_id = 12345
_treq = self.get_fake_treq_for_delete(Response(
200, strbody='{"loadBalancer": {"status": "PENDING_UPDATE"}}'),
del_response=Response(400))
clb = CloudLoadBalancer(pool=self.pool, treq=_treq)
clb.clb_id = self.clb_id
d = clb.delete(self.rcs, clock=clock)
self.assertNoResult(d)
timeout = 60
for _ in range((timeout - 1) / 3):
clock.pump([3])
self.assertNoResult(d)
clock.pump([3])
self.failureResultOf(d, TimedOutError)
def test_delete_clb_retries_until_timeout(self):
"""
Deleting a CLB will retry if the state wonky until it times out.
"""
clock = Clock()
self.clb_id = 12345
_treq = self.get_fake_treq_for_delete(
Response(
200,
strbody='{"loadBalancer": {"status": "PENDING_UPDATE"}}'),
del_response=Response(400))
clb = CloudLoadBalancer(pool=self.pool, treq=_treq)
clb.clb_id = self.clb_id
d = clb.delete(self.rcs, clock=clock)
self.assertNoResult(d)
timeout = 60
for _ in range((timeout - 1) / 3):
clock.pump([3])
self.assertNoResult(d)
clock.pump([3])
self.failureResultOf(d, TimedOutError)