class TestBaseRouterWorker(VumiTestCase, JunebugTestBase):
DEFAULT_ROUTER_WORKER_CONFIG = {
'inbound_ttl': 60,
'outbound_ttl': 60 * 60 * 24 * 2,
'metric_window': 1.0,
'destinations': [],
}
@inlineCallbacks
def setUp(self):
self.workerhelper = WorkerHelper()
self.addCleanup(self.workerhelper.cleanup)
self.persistencehelper = PersistenceHelper()
yield self.persistencehelper.setup()
self.addCleanup(self.persistencehelper.cleanup)
self.messagehelper = MessageHelper()
self.addCleanup(self.messagehelper.cleanup)
@inlineCallbacks
def get_router_worker(self, config=None):
if config is None:
config = {}
config = conjoin(
self.persistencehelper.mk_config(
self.DEFAULT_ROUTER_WORKER_CONFIG), config)
TestRouter._create_worker = self.workerhelper.get_worker
worker = yield self.workerhelper.get_worker(TestRouter, config)
returnValue(worker)
@inlineCallbacks
def test_start_router_worker_no_destinations(self):
"""
If there are no destinations specified, no workers should be started.
The setup_router function should be called on the implementation.
"""
worker = yield self.get_router_worker()
self.assertEqual(len(worker.namedServices), 0)
self.assertTrue(worker.setup_called)
@inlineCallbacks
def test_start_router_with_destinations(self):
"""
If there are destinations specified, then a worker should be started
for every destination.
"""
worker = yield self.get_router_worker({
'destinations': [
{
'id': 'test-destination1',
},
{
'id': 'test-destination2',
},
],
})
self.assertTrue(worker.setup_called)
self.assertEqual(sorted(worker.namedServices.keys()),
['test-destination1', 'test-destination2'])
for connector in worker.connectors.values():
self.assertFalse(connector.paused)
@inlineCallbacks
def test_teardown_router(self):
"""
Tearing down a router should pause all connectors, and call the
teardown method of the router implementation
"""
worker = yield self.get_router_worker({
'destinations': [{
'id': 'test-destination1'
}],
})
self.assertFalse(worker.teardown_called)
for connector in worker.connectors.values():
self.assertFalse(connector.paused)
yield worker.teardown_worker()
self.assertTrue(worker.teardown_called)
for connector in worker.connectors.values():
self.assertTrue(connector.paused)
@inlineCallbacks
def test_consume_channel(self):
"""
consume_channel should set up the appropriate connector, as well as
attach the specified callbacks for messages and events.
"""
worker = yield self.get_router_worker({})
messages = []
events = []
def message_callback(channelid, message):
assert channelid == 'testchannel'
messages.append(message)
def event_callback(channelid, event):
assert channelid == 'testchannel'
events.append(event)
yield worker.consume_channel('testchannel', message_callback,
event_callback)
# Because this is only called in setup, and we're creating connectors
# after setup, we need to unpause them
worker.unpause_connectors()
self.assertEqual(messages, [])
inbound = self.messagehelper.make_inbound('test message')
yield self.workerhelper.dispatch_inbound(inbound, 'testchannel')
self.assertEqual(messages, [inbound])
self.assertEqual(events, [])
event = self.messagehelper.make_ack()
yield self.workerhelper.dispatch_event(event, 'testchannel')
self.assertEqual(events, [event])
@inlineCallbacks
def test_send_inbound_to_destination(self):
"""
send_inbound_to_destination should send the provided inbound message
to the specified destination worker
"""
worker = yield self.get_router_worker({
'destinations': [{
'id': 'test-destination',
'amqp_queue': 'testqueue',
}],
})
inbound = self.messagehelper.make_inbound('test_message')
yield worker.send_inbound_to_destination('test-destination', inbound)
[message] = yield self.workerhelper.wait_for_dispatched_inbound(
connector_name='testqueue')
self.assertEqual(message, inbound)
@inlineCallbacks
def test_send_event_to_destination(self):
"""
send_event_to_destination should send the provided event message
to the specified destination worker
"""
worker = yield self.get_router_worker({
'destinations': [{
'id': 'test-destination',
'amqp_queue': 'testqueue',
}],
})
ack = self.messagehelper.make_ack()
yield worker.send_event_to_destination('test-destination', ack)
[event] = yield self.workerhelper.wait_for_dispatched_events(
connector_name='testqueue')
self.assertEqual(event, ack)
@inlineCallbacks
def test_consume_destination(self):
"""
If a callback is attached to a destination, then that callback should
be called when an outbound is sent from a destination
"""
worker = yield self.get_router_worker({
'destinations': [{
'id': 'test-destination',
'amqp_queue': 'testqueue',
}],
})
messages = []
def message_callback(destinationid, message):
assert destinationid == 'test-destination'
messages.append(message)
yield worker.consume_destination('test-destination', message_callback)
# Because this is only called in setup, and we're creating connectors
# after setup, we need to unpause them
worker.unpause_connectors()
self.assertEqual(messages, [])
msg = self.messagehelper.make_outbound('testmessage')
yield self.workerhelper.dispatch_outbound(msg, 'test-destination')
self.assertEqual(messages, [msg])
@inlineCallbacks
def test_send_outbound_to_channel(self):
"""
send_outbound_to_channel should send the provided outbound message to
the specified channel
"""
worker = yield self.get_router_worker({})
yield worker.consume_channel('testchannel', lambda m: m, lambda e: e)
outbound = self.messagehelper.make_outbound('test message')
yield worker.send_outbound_to_channel('testchannel', outbound)
[message] = yield self.workerhelper.wait_for_dispatched_outbound(
connector_name='testchannel')
self.assertEqual(message, outbound)
class TestRouter(JunebugTestBase):
DEFAULT_ROUTER_WORKER_CONFIG = {
'inbound_ttl': 60,
'outbound_ttl': 60 * 60 * 24 * 2,
'metric_window': 1.0,
'destinations': [],
}
@inlineCallbacks
def setUp(self):
yield self.start_server()
self.workerhelper = WorkerHelper()
self.addCleanup(self.workerhelper.cleanup)
self.persistencehelper = PersistenceHelper()
yield self.persistencehelper.setup()
self.addCleanup(self.persistencehelper.cleanup)
self.messagehelper = MessageHelper()
self.addCleanup(self.messagehelper.cleanup)
@inlineCallbacks
def get_router_worker(self, config=None):
if config is None:
config = {}
config = conjoin(
self.persistencehelper.mk_config(
self.DEFAULT_ROUTER_WORKER_CONFIG), config)
FromAddressRouter._create_worker = self.workerhelper.get_worker
worker = yield self.workerhelper.get_worker(FromAddressRouter, config)
returnValue(worker)
@inlineCallbacks
def test_validate_router_config_invalid_channel_uuid(self):
"""
If the provided channel UUID is not a valid UUID a config error should
be raised
"""
with self.assertRaises(InvalidRouterConfig) as e:
yield FromAddressRouter.validate_router_config(
self.api, {'channel': "bad-uuid"})
self.assertEqual(e.exception.message,
"Field 'channel' is not a valid UUID")
@inlineCallbacks
def test_validate_router_config_missing_channel(self):
"""
If the provided channel UUID is not for an existing channel, a config
error should be raised
"""
channel_id = str(uuid.uuid4())
with self.assertRaises(InvalidRouterConfig) as e:
yield FromAddressRouter.validate_router_config(
self.api, {'channel': channel_id})
self.assertEqual(e.exception.message,
"Channel {} does not exist".format(channel_id))
@inlineCallbacks
def test_validate_router_config_existing_destination(self):
"""
If the specified channel already has a destination specified, then
a config error should be raised
"""
channel = yield self.create_channel(self.api.service, self.redis)
with self.assertRaises(InvalidRouterConfig) as e:
yield FromAddressRouter.validate_router_config(
self.api, {'channel': channel.id})
self.assertEqual(
e.exception.message,
"Channel {} already has a destination specified".format(
channel.id))
@inlineCallbacks
def test_validate_router_config_existing_router(self):
"""
If an existing router is already listening to the specified channel,
then a config error should be raised
"""
channel = yield self.create_channel(self.api.service,
self.redis,
properties={
'type': 'telnet',
'config': {
'twisted_endpoint':
'tcp:0',
},
})
config = self.create_router_config(config={
'test': 'pass',
'channel': channel.id
})
router = Router(self.api, config)
yield router.save()
router.start(self.api.service)
with self.assertRaises(InvalidRouterConfig) as e:
yield FromAddressRouter.validate_router_config(
self.api, {'channel': channel.id})
self.assertEqual(
e.exception.message,
"Router {} is already routing channel {}".format(
router.id, channel.id))
@inlineCallbacks
def test_validate_router_destination_config_invalid_regex(self):
"""
If invalid regex is passed into the regex field, a config error should
be raised
"""
with self.assertRaises(InvalidRouterDestinationConfig) as e:
yield FromAddressRouter.validate_destination_config(
self.api, {'regular_expression': "("})
self.assertEqual(
e.exception.message,
"Field 'regular_expression' is not a valid regular expression: "
"unbalanced parenthesis")
@inlineCallbacks
def test_validate_router_destination_config_missing_field(self):
"""
regular_expression should be a required field
"""
with self.assertRaises(InvalidRouterDestinationConfig) as e:
yield FromAddressRouter.validate_destination_config(self.api, {})
self.assertEqual(e.exception.message,
"Missing required config field 'regular_expression'")
@inlineCallbacks
def test_inbound_message_routing(self):
"""
Inbound messages should be routed to the correct destination worker(s)
"""
yield self.get_router_worker({
'destinations': [{
'id': "test-destination1",
'amqp_queue': "testqueue1",
'config': {
'regular_expression': '^1.*$'
},
}, {
'id': "test-destination2",
'amqp_queue': "testqueue2",
'config': {
'regular_expression': '^2.*$'
},
}, {
'id': "test-destination3",
'amqp_queue': "testqueue3",
'config': {
'regular_expression': '^2.*$'
},
}],
'channel':
'41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14',
})
inbound = self.messagehelper.make_inbound('test message',
to_addr='1234')
yield self.workerhelper.dispatch_inbound(
inbound, '41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
[message] = yield self.workerhelper.wait_for_dispatched_inbound(
connector_name='testqueue1')
self.assertEqual(inbound, message)
inbound = self.messagehelper.make_inbound('test message',
to_addr='2234')
yield self.workerhelper.dispatch_inbound(
inbound, '41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
[message] = yield self.workerhelper.wait_for_dispatched_inbound(
connector_name='testqueue2')
self.assertEqual(inbound, message)
[message] = yield self.workerhelper.wait_for_dispatched_inbound(
connector_name='testqueue3')
self.assertEqual(inbound, message)
@inlineCallbacks
def test_inbound_message_routing_no_to_addr(self):
"""
If an inbound message doesn't have a to address, then an error should
be logged
"""
yield self.get_router_worker({
'channel':
'41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14',
})
logs = []
log.addObserver(logs.append)
inbound = self.messagehelper.make_inbound('test message', to_addr=None)
yield self.workerhelper.dispatch_inbound(
inbound, '41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
[error_log] = logs
self.assertIn("Message has no to address, cannot route message: ",
error_log['log_text'])
@inlineCallbacks
def test_inbound_event_routing(self):
"""
Inbound events should be routed to the correct destination worker(s)
"""
yield self.get_router_worker({
'destinations': [{
'id': "test-destination1",
'amqp_queue': "testqueue1",
'config': {
'regular_expression': '^1.*$'
},
}, {
'id': "test-destination2",
'amqp_queue': "testqueue2",
'config': {
'regular_expression': '^2.*$'
},
}, {
'id': "test-destination3",
'amqp_queue': "testqueue3",
'config': {
'regular_expression': '^2.*$'
},
}],
'channel':
'41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14',
})
outbound = self.messagehelper.make_outbound("test message",
from_addr="1234")
yield self.workerhelper.dispatch_outbound(outbound, 'testqueue1')
ack = self.messagehelper.make_ack(outbound)
yield self.workerhelper.dispatch_event(
ack, '41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
[event] = yield self.workerhelper.wait_for_dispatched_events(
connector_name='testqueue1')
self.assertEqual(ack, event)
outbound = self.messagehelper.make_outbound("test message",
from_addr="2234")
yield self.workerhelper.dispatch_outbound(outbound, 'testqueue2')
ack = self.messagehelper.make_ack(outbound)
yield self.workerhelper.dispatch_event(
ack, '41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
[event] = yield self.workerhelper.wait_for_dispatched_events(
connector_name='testqueue2')
self.assertEqual(ack, event)
[event] = yield self.workerhelper.wait_for_dispatched_events(
connector_name='testqueue3')
self.assertEqual(ack, event)
@inlineCallbacks
def test_inbound_event_routing_no_inbound_message(self):
"""
If no message can be found in the message store for the event, then an
error message should be logged
"""
yield self.get_router_worker({
'destinations': [{
'id': "test-destination1",
'amqp_queue': "testqueue1",
'config': {
'regular_expression': '^1.*$'
},
}],
'channel':
'41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14',
})
logs = []
log.addObserver(logs.append)
ack = self.messagehelper.make_ack()
yield self.workerhelper.dispatch_event(
ack, '41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
[error_log] = logs
self.assertIn("Cannot find message", error_log['log_text'])
self.assertIn("for event, not routing event: ", error_log['log_text'])
@inlineCallbacks
def test_inbound_event_routing_no_from_address(self):
"""
If the message for an event doesn't have a from address, then an error
message should be logged
"""
yield self.get_router_worker({
'destinations': [{
'id': "test-destination1",
'amqp_queue': "testqueue1",
'config': {
'regular_expression': '^1.*$'
},
}],
'channel':
'41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14',
})
logs = []
log.addObserver(logs.append)
outbound = self.messagehelper.make_outbound("test message",
from_addr=None)
yield self.workerhelper.dispatch_outbound(outbound, 'testqueue1')
ack = self.messagehelper.make_ack(outbound)
yield self.workerhelper.dispatch_event(
ack, '41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
[error_log] = logs
self.assertIn("Message has no from address, cannot route event: ",
error_log['log_text'])
@inlineCallbacks
def test_outbound_message_routing(self):
"""
Outbound messages should be routed to the configured channel, no matter
which destination they came from. They should also be stored so that
events can be routed correctly.
"""
worker = yield self.get_router_worker({
'destinations': [{
'id': "test-destination1",
'amqp_queue': "testqueue1",
'config': {
'regular_expression': '^1.*$'
},
}, {
'id': "test-destination2",
'amqp_queue': "testqueue2",
'config': {
'regular_expression': '^2.*$'
},
}],
'channel':
'41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14',
})
outbound = self.messagehelper.make_outbound('test message')
yield self.workerhelper.dispatch_outbound(outbound, 'testqueue1')
[message] = yield self.workerhelper.wait_for_dispatched_outbound(
connector_name='41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
self.assertEqual(outbound, message)
stored_message = yield worker.outbounds.load_message(
'41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14', outbound['message_id'])
self.assertEqual(api_from_message(outbound), stored_message)
yield self.workerhelper.clear_dispatched_outbound(
connector_name='41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
outbound = self.messagehelper.make_outbound('test message')
yield self.workerhelper.dispatch_outbound(outbound, 'testqueue2')
[message] = yield self.workerhelper.wait_for_dispatched_outbound(
connector_name='41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14')
self.assertEqual(outbound, message)
stored_message = yield worker.outbounds.load_message(
'41e58f4a-2acc-442f-b3e5-3cf2b2f1cf14', outbound['message_id'])
self.assertEqual(api_from_message(outbound), stored_message)
class TestBaseRouterWorker(VumiTestCase, JunebugTestBase):
DEFAULT_ROUTER_WORKER_CONFIG = {
'inbound_ttl': 60,
'outbound_ttl': 60 * 60 * 24 * 2,
'metric_window': 1.0,
'destinations': [],
}
@inlineCallbacks
def setUp(self):
self.workerhelper = WorkerHelper()
self.addCleanup(self.workerhelper.cleanup)
self.persistencehelper = PersistenceHelper()
yield self.persistencehelper.setup()
self.addCleanup(self.persistencehelper.cleanup)
self.messagehelper = MessageHelper()
self.addCleanup(self.messagehelper.cleanup)
@inlineCallbacks
def get_router_worker(self, config=None):
if config is None:
config = {}
config = conjoin(
self.persistencehelper.mk_config(
self.DEFAULT_ROUTER_WORKER_CONFIG),
config)
TestRouter._create_worker = self.workerhelper.get_worker
worker = yield self.workerhelper.get_worker(TestRouter, config)
returnValue(worker)
@inlineCallbacks
def test_start_router_worker_no_destinations(self):
"""
If there are no destinations specified, no workers should be started.
The setup_router function should be called on the implementation.
"""
worker = yield self.get_router_worker()
self.assertEqual(len(worker.namedServices), 0)
self.assertTrue(worker.setup_called)
@inlineCallbacks
def test_start_router_with_destinations(self):
"""
If there are destinations specified, then a worker should be started
for every destination.
"""
worker = yield self.get_router_worker({
'destinations': [
{
'id': 'test-destination1',
},
{
'id': 'test-destination2',
},
],
})
self.assertTrue(worker.setup_called)
self.assertEqual(sorted(worker.namedServices.keys()), [
'test-destination1', 'test-destination2'])
for connector in worker.connectors.values():
self.assertFalse(connector.paused)
@inlineCallbacks
def test_teardown_router(self):
"""
Tearing down a router should pause all connectors, and call the
teardown method of the router implementation
"""
worker = yield self.get_router_worker({
'destinations': [{'id': 'test-destination1'}],
})
self.assertFalse(worker.teardown_called)
for connector in worker.connectors.values():
self.assertFalse(connector.paused)
yield worker.teardown_worker()
self.assertTrue(worker.teardown_called)
for connector in worker.connectors.values():
self.assertTrue(connector.paused)
@inlineCallbacks
def test_consume_channel(self):
"""
consume_channel should set up the appropriate connector, as well as
attach the specified callbacks for messages and events.
"""
worker = yield self.get_router_worker({})
messages = []
events = []
def message_callback(channelid, message):
assert channelid == 'testchannel'
messages.append(message)
def event_callback(channelid, event):
assert channelid == 'testchannel'
events.append(event)
yield worker.consume_channel(
'testchannel', message_callback, event_callback)
# Because this is only called in setup, and we're creating connectors
# after setup, we need to unpause them
worker.unpause_connectors()
self.assertEqual(messages, [])
inbound = self.messagehelper.make_inbound('test message')
yield self.workerhelper.dispatch_inbound(inbound, 'testchannel')
self.assertEqual(messages, [inbound])
self.assertEqual(events, [])
event = self.messagehelper.make_ack()
yield self.workerhelper.dispatch_event(event, 'testchannel')
self.assertEqual(events, [event])
@inlineCallbacks
def test_send_inbound_to_destination(self):
"""
send_inbound_to_destination should send the provided inbound message
to the specified destination worker
"""
worker = yield self.get_router_worker({
'destinations': [{
'id': 'test-destination',
'amqp_queue': 'testqueue',
}],
})
inbound = self.messagehelper.make_inbound('test_message')
yield worker.send_inbound_to_destination('test-destination', inbound)
[message] = yield self.workerhelper.wait_for_dispatched_inbound(
connector_name='testqueue')
self.assertEqual(message, inbound)
@inlineCallbacks
def test_send_event_to_destination(self):
"""
send_event_to_destination should send the provided event message
to the specified destination worker
"""
worker = yield self.get_router_worker({
'destinations': [{
'id': 'test-destination',
'amqp_queue': 'testqueue',
}],
})
ack = self.messagehelper.make_ack()
yield worker.send_event_to_destination('test-destination', ack)
[event] = yield self.workerhelper.wait_for_dispatched_events(
connector_name='testqueue')
self.assertEqual(event, ack)
@inlineCallbacks
def test_consume_destination(self):
"""
If a callback is attached to a destination, then that callback should
be called when an outbound is sent from a destination
"""
worker = yield self.get_router_worker({
'destinations': [{
'id': 'test-destination',
'amqp_queue': 'testqueue',
}],
})
messages = []
def message_callback(destinationid, message):
assert destinationid == 'test-destination'
messages.append(message)
yield worker.consume_destination('test-destination', message_callback)
# Because this is only called in setup, and we're creating connectors
# after setup, we need to unpause them
worker.unpause_connectors()
self.assertEqual(messages, [])
msg = self.messagehelper.make_outbound('testmessage')
yield self.workerhelper.dispatch_outbound(msg, 'test-destination')
self.assertEqual(messages, [msg])
@inlineCallbacks
def test_send_outbound_to_channel(self):
"""
send_outbound_to_channel should send the provided outbound message to
the specified channel
"""
worker = yield self.get_router_worker({})
yield worker.consume_channel('testchannel', lambda m: m, lambda e: e)
outbound = self.messagehelper.make_outbound('test message')
yield worker.send_outbound_to_channel('testchannel', outbound)
[message] = yield self.workerhelper.wait_for_dispatched_outbound(
connector_name='testchannel')
self.assertEqual(message, outbound)
