def test_redis_pool_and_reqid_cleanup(self, docker_client, redis):
reqids = []
# start and kill containers
res = self.client.post('/api/flock/request/test_vol', json={'user_params': {'foo': 'bar'}})
reqid = res.json['reqid']
res = self.client.post('/api/flock/start/{0}'.format(reqid))
reqids.append(reqid)
try:
docker_client.containers.get(res.json['containers']['box-1']['id']).remove(force=True)
except:
pass
try:
docker_client.containers.get(res.json['containers']['box-2']['id']).remove(force=True)
except:
pass
def assert_removed():
for reqid in reqids:
assert not redis.exists('req:' + reqid)
assert len(redis.smembers('p:test-pool:f')) == 0
assert redis.keys('*') == []
sleep_try(1.0, 10.0, assert_removed)
def test_expire_unused(self, redis):
def assert_done():
assert redis.scard('p:fixed-pool:f') == 3
sleep_try(0.2, 6.0, assert_done)
assert redis.hget('p:fixed-pool:i', 'max_size') == '3'
res = self.start(self.pending[3])
assert res['queue'] == 3
res, reqid = self.queue_req()
assert res['queue'] == 7
assert reqid == self.pending[7]
# simulate delete
self.delete_reqid(redis, self.pending[0])
self.delete_reqid(redis, self.pending[1])
self.delete_reqid(redis, self.pending[2])
self.delete_reqid(redis, self.pending[4])
# removed expired reqids
res = self.start(self.pending[3])
assert res['queue'] == 0
res = self.start(self.pending[5])
assert res['queue'] == 1
res = self.start(self.pending[7])
assert res['queue'] == 3
# get new number
res = self.start(self.pending[0])
assert res['queue'] == 4
def test_check_untracked_cleanup(self, docker_client, redis, shepherd):
num_containers = self._count_containers(docker_client, shepherd)
num_volumes = self._count_volumes(docker_client, shepherd)
num_networks = self._count_volumes(docker_client, shepherd)
for x in range(0, 3):
res = self.client.post('/api/flock/request/test_vol')
reqid = res.json['reqid']
res = self.client.post('/api/flock/start/{0}'.format(reqid))
assert res.json['containers']
assert num_containers < self._count_containers(docker_client, shepherd)
assert num_volumes < self._count_volumes(docker_client, shepherd)
assert num_networks < self._count_networks(docker_client, shepherd)
# wipe all redis data
redis.flushdb()
def assert_removed():
assert num_containers == self._count_containers(docker_client, shepherd)
assert num_volumes == self._count_volumes(docker_client, shepherd)
#assert num_networks == self._count_networks(docker_client, shepherd)
sleep_try(2.0, 20.0, assert_removed)
def test_stop_one_run_next(self, redis, persist_pool):
reqid = redis.srandmember('p:{0}:f'.format(persist_pool.name))
num_started = len(persist_pool.start_events)
num_stopped = len(persist_pool.stop_events)
self.stop(reqid)
def assert_done():
assert len(persist_pool.stop_events) >= num_stopped + 2
assert len(persist_pool.start_events) >= num_started + 2
sleep_try(0.2, 5.0, assert_done)
def test_flock_start(self, redis):
res = self.client.post('/api/flock/request/test_b')
reqid = res.json['reqid']
res = self.client.post('/api/flock/start/' + reqid)
assert res.json['network']
assert res.json['containers']['box']
TestTimedPoolShutdownContainer.container = res.json['containers']['box']
TestTimedPoolShutdownContainer.reqid = reqid
def assert_done():
assert redis.scard('p:test-pool:f') == 1
assert redis.ttl('p:test-pool:rq:'+ reqid) == 1.0
sleep_try(0.2, 6.0, assert_done)
def test_remove_all(self, redis, persist_pool):
while len(self.reqids) > 0:
remove = self.reqids.pop()
self.stop(remove)
#time.sleep(0.2)
def assert_done():
assert redis.scard('p:{0}:f'.format(persist_pool.name)) == 0
assert redis.llen('p:{0}:wq'.format(persist_pool.name)) == 0
assert redis.scard('p:{0}:ws'.format(persist_pool.name)) == 0
assert redis.scard('p:{0}:a'.format(persist_pool.name)) == 0
assert persist_pool.reqid_starts == persist_pool.reqid_stops
sleep_try(0.2, 30.0, assert_done)
def test_flock_stop(self, pool, redis):
res = self.client.post('/api/flock/stop/' + self.reqid)
assert res.json['success'] == True
def assert_done():
assert len(pool.stop_events) == 2
sleep_try(0.2, 6.0, assert_done)
for event in pool.stop_events:
assert event['Action'] == 'die'
assert event['Actor']['Attributes'][
pool.shepherd.reqid_label] == self.reqid
assert not redis.exists('p:test-pool:rq:' + self.reqid)
assert redis.scard('p:test-pool:f') == 0
def test_flock_kill_container(self, redis, app, docker_client):
assert redis.exists('p:test-pool:rq:' + self.reqid)
try:
docker_client.containers.get(self.container['id']).kill()
except:
pass
pool = app.pools['test-pool']
def assert_done():
assert not redis.exists('p:test-pool:rq:' + self.reqid)
assert redis.scard('p:test-pool:f') == 0
assert len(pool.stop_events) == 2
sleep_try(0.2, 6.0, assert_done)
def test_full_continue_running(self, redis, persist_pool):
for x in range(1, 4):
res, reqid = self.do_req_and_start(persist_pool)
assert res['containers']['box']
assert redis.scard('p:{0}:f'.format(persist_pool.name)) == x
# duplicate request get same response
new_res = self.client.post('/api/flock/start/' + reqid)
assert res == new_res.json
def assert_done():
assert len(persist_pool.start_events) == 6
assert len(persist_pool.stop_events) == 0
assert redis.llen('p:{0}:wq'.format(persist_pool.name)) == 0
assert redis.scard('p:{0}:f'.format(persist_pool.name)) == 3
sleep_try(0.2, 5.0, assert_done)
def test_ensure_flock_stop(self, docker_client):
res = self.client.post('/api/flock/request/test_b')
reqid = res.json['reqid']
res = self.client.post('/api/flock/start/{0}'.format(reqid))
assert res.json['containers']
box = docker_client.containers.get(res.json['containers']['box']['id'])
box_2 = docker_client.containers.get(res.json['containers']['box-2']['id'])
box.remove(force=True)
def assert_removed():
with pytest.raises(docker.errors.NotFound):
box = docker_client.containers.get(res.json['containers']['box-2']['id'])
sleep_try(0.3, 10.0, assert_removed)
def test_expire_queue_next_in_order(self, redis, docker_client):
self.remove_next(docker_client)
def assert_done():
assert redis.scard('p:fixed-pool:f') == 2
sleep_try(0.2, 6.0, assert_done)
res = self.client.post('/api/flock/start/' + self.pending[1])
assert res.json['queue'] == 1
res = self.client.post('/api/flock/start/' + self.pending[0])
assert res.json['containers']['box']
self.ids.append(res.json['containers']['box']['id'])
res = self.client.post('/api/flock/start/' + self.pending[1])
assert res.json['queue'] == 0
self.pending.pop(0)
def test_dont_reque_on_clean_exit(self, redis, persist_pool,
docker_client):
# if a clean exit (exit code, 0)
res, reqid = self.do_req_and_start(
persist_pool, overrides={'box': 'test-shepherd/exit0'})
assert res['containers']['box']
assert redis.scard('p:{0}:f'.format(persist_pool.name)) == 1
new_res = self.client.post('/api/flock/start/' + reqid)
def assert_done():
# not running
assert redis.scard('p:{0}:f'.format(persist_pool.name)) == 0
# not queued for restart
assert redis.scard('p:{0}:ws'.format(persist_pool.name)) == 0
assert len(persist_pool.start_events) == 2
assert len(persist_pool.stop_events) == 2
assert persist_pool.reqid_starts[reqid] == 2
assert persist_pool.reqid_stops[reqid] == 2
sleep_try(0.2, 20.0, assert_done)
containers = res['containers']
for container in containers.values():
assert docker_client.containers.get(
container['id']).status == 'exited'
rem_res = self.client.post('/api/flock/remove/' + reqid)
assert rem_res.json.get('success')
for container in containers.values():
with pytest.raises(docker.errors.NotFound):
docker_client.containers.get(container['id'])
persist_pool.start_events.clear()
persist_pool.stop_events.clear()
persist_pool.reqid_starts.clear()
persist_pool.reqid_stops.clear()
def test_expire_queue_next_out_of_order(self, redis, docker_client):
res = self.start(self.pending[0])
assert res['queue'] == 0
res = self.start(self.pending[1])
assert res['queue'] == 1
res = self.start(self.pending[2])
assert res['queue'] == 2
self.remove_next(docker_client)
self.remove_next(docker_client)
def assert_done():
assert redis.scard('p:fixed-pool:f') == 1
sleep_try(0.2, 6.0, assert_done)
res = self.start(self.pending[2])
assert res['queue'] == 2
res = self.start(self.pending[1])
assert res['containers']
res = self.start(self.pending[2])
assert res['queue'] == 1
res = self.start(self.pending[3])
assert res['queue'] == 2
res = self.start(self.pending[0])
assert res['containers']
res = self.start(self.pending[2])
assert res['queue'] == 0
res = self.start(self.pending[3])
assert res['queue'] == 1
self.pending.pop(0)
self.pending.pop(0)
def test_flock_start(self, pool, redis):
res = self.client.post('/api/flock/start/' + self.reqid,
json={'environ': {
'NEW': 'VALUE'
}})
assert res.json['containers']['box']
assert res.json['containers']['box']['environ']['NEW'] == 'VALUE'
assert res.json['network']
def assert_done():
assert len(pool.start_events) == 2
sleep_try(0.2, 6.0, assert_done)
for event in pool.start_events:
assert event['Action'] == 'start'
assert event['Actor']['Attributes'][
pool.shepherd.reqid_label] == self.reqid
assert redis.exists('p:test-pool:rq:' + self.reqid)
assert redis.scard('p:test-pool:f') == 1
def test_full_queue_additional(self, redis, persist_pool):
assert len(persist_pool.start_events) == 6
for x in range(1, 4):
res, reqid = self.do_req_and_start(persist_pool)
assert res['queue'] == x - 1
assert redis.scard('p:{0}:f'.format(persist_pool.name)) == 3
assert redis.llen('p:{0}:wq'.format(persist_pool.name)) == x
assert redis.scard('p:{0}:ws'.format(persist_pool.name)) == x
# ensure double start doesn't move position
res = self.client.post('/api/flock/start/' + reqid)
assert res.json['queue'] == x - 1
for x in range(1, 10):
time.sleep(2.1)
llen = redis.llen('p:{0}:wq'.format(persist_pool.name))
scard = redis.scard('p:{0}:ws'.format(persist_pool.name))
assert llen in (2, 3)
assert scard in (2, 3)
def assert_done():
assert len(persist_pool.reqid_starts) >= 6
assert len(persist_pool.reqid_stops) >= 6
assert all(value >= 2
for value in persist_pool.reqid_starts.values())
assert all(value >= 2
for value in persist_pool.reqid_stops.values())
assert len(persist_pool.start_events) >= 14
assert len(persist_pool.stop_events) >= 10
sleep_try(0.2, 20.0, assert_done)
def test_flock_wait_expire(self, redis):
def assert_done():
assert not redis.exists('p:test-pool:rq:' + self.reqid)
assert redis.scard('p:test-pool:f') == 0
sleep_try(0.2, 6.0, assert_done)
def test_flock_still_running(self, redis):
def assert_done():
assert redis.exists('p:test-pool:rq:' + self.reqid)
assert redis.scard('p:test-pool:f') == 1
sleep_try(0.2, 6.0, assert_done)
