def test_pop_pending_limit(self):
k = pending_key('test')
for t in range(5, 40, 5):
yield add_pending(self.redis, 'test', {
'owner_id': '1234',
'timestamp': t,
'attempts': 0,
'intervals': [10],
'request': {'foo': t}
})
pending = yield zitems(self.redis, k)
pending_reqs = [r for t, r in pending]
result = yield pop_pending(self.redis, 'test', 0, 50, limit=2)
self.assertEqual(result, pending_reqs[:2])
self.assertEqual((yield zitems(self.redis, k)), pending[2:])
result = yield pop_pending(self.redis, 'test', 0, 50, limit=3)
self.assertEqual(result, pending_reqs[2:5])
self.assertEqual((yield zitems(self.redis, k)), pending[5:])
result = yield pop_pending(self.redis, 'test', 0, 50, limit=3)
self.assertEqual(result, pending_reqs[5:])
self.assertEqual((yield zitems(self.redis, k)), [])
result = yield pop_pending(self.redis, 'test', 0, 50, limit=3)
self.assertEqual(result, [])
self.assertEqual((yield zitems(self.redis, k)), [])
def route_requests(self, req, body):
owner_id = req.getHeader('x-owner-id')
req_limit = self.config.request_limit
if (yield self.req_limit_reached(owner_id)):
self.log(
"Request limit reached for %s at a request count of %d"
% (owner_id, req_limit))
returnValue(response(req, {
'errors': [{
'type': 'too_many_requests',
'message': (
"Only %d unfinished requests are allowed per owner"
% (req_limit))
}]
}, code=429))
else:
data = {
'owner_id': req.getHeader('x-owner-id'),
'timestamp': time.time(),
'request': body['request'],
'intervals': body['intervals']
}
self.log("Adding request to pending set", data)
yield add_pending(self.redis, self.prefix, data)
yield inc_req_count(self.redis, self.prefix, owner_id)
returnValue(response(req, {}))
def test_add_pending_next_retry(self):
k = pending_key('test')
self.assertEqual((yield zitems(self.redis, k)), [])
yield add_pending(self.redis, 'test', {
'owner_id': '1234',
'timestamp': 10,
'attempts': 1,
'intervals': [50, 60],
'request': {'foo': 23}
})
self.assertEqual((yield zitems(self.redis, k)), [
(10 + 60, {
'owner_id': '1234',
'timestamp': 10,
'attempts': 1,
'intervals': [50, 60],
'request': {'foo': 23},
}),
])
yield add_pending(self.redis, 'test', {
'owner_id': '1234',
'timestamp': 5,
'attempts': 2,
'intervals': [20, 90, 100],
'request': {'bar': 42}
})
self.assertEqual((yield zitems(self.redis, k)), [
(10 + 60, {
'owner_id': '1234',
'timestamp': 10,
'attempts': 1,
'intervals': [50, 60],
'request': {'foo': 23},
}),
(5 + 100, {
'owner_id': '1234',
'timestamp': 5,
'attempts': 2,
'intervals': [20, 90, 100],
'request': {'bar': 42},
}),
])
def test_maintain(self):
k_p = pending_key('test')
k_r = ready_key('test')
worker = yield self.mk_worker({
'redis_prefix': 'test',
'frequency': 20,
})
worker.stop()
for t in range(5, 25, 5):
yield add_pending(worker.redis, 'test', {
'owner_id': '1234',
'timestamp': t,
'attempts': 0,
'intervals': [10],
'request': {'foo': t}
})
pending = yield zitems(worker.redis, pending_key('test'))
pending_reqs = [v for t, v in pending]
worker.clock.advance(10)
self.assertEqual((yield lvalues(worker.redis, k_r)), [])
self.assertEqual((yield zitems(worker.redis, k_p)), pending)
yield worker.maintain()
self.assertEqual((yield lvalues(worker.redis, k_r)), [])
self.assertEqual((yield zitems(worker.redis, k_p)), pending)
worker.clock.advance(5)
self.assertEqual((yield lvalues(worker.redis, k_r)), [])
self.assertEqual((yield zitems(worker.redis, k_p)), pending)
yield worker.maintain()
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs[:1])
self.assertEqual((yield zitems(worker.redis, k_p)), pending[1:])
worker.clock.advance(10)
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs[:1])
self.assertEqual((yield zitems(worker.redis, k_p)), pending[1:])
yield worker.maintain()
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs[:3])
self.assertEqual((yield zitems(worker.redis, k_p)), pending[3:])
worker.clock.advance(5)
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs[:3])
self.assertEqual((yield zitems(worker.redis, k_p)), pending[3:])
yield worker.maintain()
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs)
self.assertEqual((yield zitems(worker.redis, k_p)), [])
def test_pop_pending_add_ready(self):
k_p = pending_key('test')
k_r = ready_key('test')
for t in range(5, 40, 5):
yield add_pending(self.redis, 'test', {
'owner_id': '1234',
'timestamp': t,
'attempts': 0,
'intervals': [10],
'request': {'foo': t}
})
pending_reqs = [r for t, r in (yield zitems(self.redis, k_p))]
yield pop_pending_add_ready(self.redis, 'test', 0, 50)
self.assertEqual((yield lvalues(self.redis, k_r)), pending_reqs)
self.assertEqual((yield zitems(self.redis, k_p)), [])
def test_pop_pending_no_deserialize(self):
k = pending_key('test')
for t in range(5, 35, 5):
yield add_pending(self.redis, 'test', {
'owner_id': '1234',
'timestamp': t,
'attempts': 0,
'intervals': [10],
'request': {'foo': t}
})
pending = yield zitems(self.redis, k)
pending_reqs = [r for t, r in pending]
result = yield pop_pending(
self.redis, 'test', 0, 10 + 13, deserialize=False)
self.assertEqual([json.loads(r) for r in result], pending_reqs[:2])
def test_pop_pending_add_ready_chunks_tap(self):
k_p = pending_key('test')
taps = []
for t in range(5, 40, 5):
yield add_pending(self.redis, 'test', {
'owner_id': '1234',
'timestamp': t,
'attempts': 0,
'intervals': [10],
'request': {'foo': t}
})
pending_reqs = yield self.redis.zrange(k_p, 0, -1)
yield pop_pending_add_ready(
self.redis, 'test', 0, 50, chunk_size=3, tap=taps.append)
self.assertEqual(taps, [
pending_reqs[:3],
pending_reqs[3:6],
pending_reqs[6:],
])
def test_pop_pending_add_ready_chunks(self):
calls = self.redis_spy('zrangebyscore')
k = pending_key('test')
for t in range(5, 40, 5):
yield add_pending(self.redis, 'test', {
'owner_id': '1234',
'timestamp': t,
'attempts': 0,
'intervals': [10],
'request': {'foo': t}
})
yield pop_pending_add_ready(
self.redis, 'test', 0, 50, chunk_size=3)
self.assertEqual(calls, 4 * [
((k, 0, 50), {
'offset': 0,
'count': 3
}),
])
def test_loop(self):
k_p = pending_key('test')
k_r = ready_key('test')
msgs = self.patch_log()
worker = yield self.mk_worker({
'redis_prefix': 'test',
'frequency': 5,
})
for t in range(5, 25, 5):
yield add_pending(worker.redis, 'test', {
'owner_id': '1234',
'timestamp': t,
'attempts': 0,
'intervals': [10],
'request': {'foo': t}
})
pending = yield zitems(worker.redis, pending_key('test'))
pending_reqs = [v for t, v in pending]
self.assertEqual(pop_all(msgs), [
'Checking for requests to move from pending to ready',
])
worker.maintains.pop()
worker.clock.advance(5)
yield worker.maintains.pop()
self.assertEqual((yield lvalues(worker.redis, k_r)), [])
self.assertEqual((yield zitems(worker.redis, k_p)), pending)
self.assertEqual(pop_all(msgs), [
'Checking for requests to move from pending to ready',
])
worker.clock.advance(5)
yield worker.maintains.pop()
self.assertEqual((yield lvalues(worker.redis, k_r)), [])
self.assertEqual((yield zitems(worker.redis, k_p)), pending)
self.assertEqual(pop_all(msgs), [
'Checking for requests to move from pending to ready',
])
worker.clock.advance(5)
yield worker.maintains.pop()
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs[:1])
self.assertEqual((yield zitems(worker.redis, k_p)), pending[1:])
self.assertEqual(pop_all(msgs), [
'Checking for requests to move from pending to ready',
'1 request(s) moved from pending to ready',
])
worker.clock.advance(5)
yield worker.maintains.pop()
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs[:2])
self.assertEqual((yield zitems(worker.redis, k_p)), pending[2:])
self.assertEqual(pop_all(msgs), [
'Checking for requests to move from pending to ready',
'1 request(s) moved from pending to ready',
])
worker.clock.advance(5)
yield worker.maintains.pop()
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs[:3])
self.assertEqual((yield zitems(worker.redis, k_p)), pending[3:])
self.assertEqual(pop_all(msgs), [
'Checking for requests to move from pending to ready',
'1 request(s) moved from pending to ready',
])
worker.clock.advance(5)
yield worker.maintains.pop()
self.assertEqual((yield lvalues(worker.redis, k_r)), pending_reqs)
self.assertEqual((yield zitems(worker.redis, k_p)), [])
self.assertEqual(pop_all(msgs), [
'Checking for requests to move from pending to ready',
'1 request(s) moved from pending to ready',
])
self.assertEqual(worker.maintains, [])
worker.stop()
worker.clock.advance(5)
self.assertEqual(worker.maintains, [])
self.assertEqual(pop_all(msgs), [])
