def run(self):
ctx = zmq.Context()
sockets = []
poller = zmq.Poller()
for addr in self.addrs:
socket = ctx.socket(zmq.SUB)
socket.connect(addr)
socket.setsockopt_string(zmq.SUBSCRIBE, u"")
sockets.append(socket)
poller.register(socket, zmq.POLLIN)
try:
while not self.kill:
socks = dict(poller.poll(timeout * 1000))
for socket, v in socks.items():
msg = socket.recv_json()
topic, msg, exclude = msg['topic'], msg['msg'], msg[
'exclude']
self.wsmanager.send(topic, msg, exclude=exclude)
finally:
for s in sockets:
s.close()
def __init__(self, endpoint=DEFAULT_HEARTBEAT, interval=10.,
io_loop=None, ctx=None, register=5,
onregister=None):
self.loop = io_loop or ioloop.IOLoop.instance()
self.daemon = True
self.kill_context = ctx is None
self.context = ctx or zmq.Context()
self.endpoint = endpoint
self.running = False
self.interval = interval
logger.debug('Publishing to ' + self.endpoint)
self._endpoint = self.context.socket(zmq.PUB)
self._endpoint.linger = 0
#self._endpoint.identity = b'HB'
self._endpoint.hwm = 0
self._endpoint.bind(self.endpoint)
self._cb = ioloop.PeriodicCallback(self._ping, interval * 1000,
io_loop=self.loop)
self.register = register
self.current_register = 0
self.onregister = onregister
def __init__(self,
zmq_bind_ip=None,
zmq_work_port=None,
zmq_results_port=11300,
quiet=False,
connect_timeout=None,
network_timeout=None):
if zmq_bind_ip is not None and zmq_work_port is not None:
work_endpoint = 'tcp://%s:%d' % (zmq_bind_ip, zmq_work_port)
results_endpoint = 'tcp://%s:%d' % (zmq_bind_ip, zmq_results_port)
ipv6 = is_ipv6(zmq_bind_ip)
self.context = zmq.Context()
self.work_push = self.context.socket(zmq.PUSH)
self.work_push.ipv6 = ipv6
self.work_push.bind(work_endpoint)
self.results_pull = self.context.socket(zmq.PULL)
self.results_pull.ipv6 = ipv6
self.results_pull.bind(results_endpoint)
self.connect_timeout = connect_timeout
self.network_timeout = network_timeout
self.quiet = quiet
def __init__(self, worker_collection, zmq_url, auth=None):
self.logger = logging.getLogger('root')
self.worker_collection = worker_collection
self.zmq_url = zmq_url
self.zmq_ctx = zmq.Context()
self.zmq_socket = self.zmq_ctx.socket(zmq.ROUTER)
if auth:
try:
self.logger.info(
"Using CURVE encryption for HIRO engine interface")
self.zmq_socket.curve_publickey, self.zmq_socket.curve_secretkey = auth
self.zmq_socket.curve_server = True
except ZMQError:
self.logger.critical(
"CURVE keys malformed, please check your config file!")
sys.exit(5)
else:
self.logger.warn("HIRO engine interface is not encrypted!")
self.zmq_socket.bind(self.zmq_url)
self.response_queue = gevent.queue.JoinableQueue(maxsize=0)
self.worker_collection.register_response_queue(self.response_queue)
def zmqClient():
import zmq.green as zmq
context = zmq.Context()
socket = context.socket(zmq.SUB)
socket.connect('ipc://zmq.S')
# subscribe to everything
socket.setsockopt(zmq.SUBSCRIBE, '')
while True:
server_msg = socket.recv()
print "*** sending {} to {} clients".format(server_msg, len(clients))
for uid, ws in clients.iteritems():
msg = "{uid} {msg}".format(uid=uid, msg=server_msg)
try:
ws.send(msg)
except IOError:
print "error sending to {}".format(uid)
def start(self, controller):
thread = controller.context.get('thread', None)
if thread is not None:
gevent.kill(thread)
context = zmq.Context()
socket = context.socket(zmq.SUB)
socket.connect("tcp://meganuke:5559")
socket.setsockopt(zmq.SUBSCRIBE, b'')
logger.debug("Collecting.start")
def collect():
while True:
logger.debug("Collecting.collect")
message = socket.recv_multipart()
if message[0] == b'Measurements':
for sample in measurements_capnp.Measurements.read_multiple_bytes(
message[1]):
controller.handle_message('Measurements', sample)
controller.context['thread'] = gevent.spawn(collect)
def test_flow(self):
"""
Test the full event to websocket flow.
We start the :func:`.run` with the event listener on port 5555 and the
WebSocket server on port 5000. Then we send an event and check we
receive it in our WebSocket connection.
.. note:: The coverage displayed by the coverage tool doesn't play
nicely with gevent.
"""
gevent.spawn(run, 5555, 5000)
time.sleep(1)
ws = websocket.create_connection('ws://localhost:5000/')
context = zmq.Context(1)
publisher = context.socket(zmq.PUB)
publisher.connect('tcp://localhost:5555')
publisher.send_multipart(['worker.event', 'foo-bar'])
self.assertEqual('foo-bar', ws.recv())
def run():
"""
Fires up the relay process.
"""
# These form the connection to the Gateway daemon(s) upstream.
context = zmq.Context()
receiver = context.socket(zmq.SUB)
receiver.setsockopt(zmq.SUBSCRIBE, '')
for binding in settings.RELAY_RECEIVER_BINDINGS:
# Relays bind upstream to an Announcer, or another Relay.
receiver.connect(binding)
sender = context.socket(zmq.PUB)
for binding in settings.RELAY_SENDER_BINDINGS:
# End users, or other relays, may attach here.
sender.bind(binding)
def relay_worker(message):
"""
This is the worker function that re-sends the incoming messages out
to any subscribers.
:param str message: A JSON string to re-broadcast.
"""
if is_message_duped(message):
# We've already seen this message recently. Discard it.
return
if settings.RELAY_DECOMPRESS_MESSAGES:
message = zlib.decompress(message)
sender.send(message)
logger.info("Relay is now listening for order data.")
while True:
# For each incoming message, spawn a greenlet using the relay_worker
# function.
gevent.spawn(relay_worker, receiver.recv())
def __init__(self, *args, **kwargs):
self._sub_socket = None
self._time_sync_manager = None
try:
Device.__init__(self, *args, **kwargs['dconfig'])
device_config = self.getConfiguration()
self._subscription_protocal = device_config.get(
'subscription_protocal', None)
if self._subscription_protocal:
self._zmq_context = zmq.Context()
self._sub_socket = self._zmq_context.socket(zmq.SUB)
self._subscription_filter = device_config.get(
'monitor_event_types', [u''])
# If sub channel is filtering by category / event type, then auto add
# the EXIT category to the sub channels filter list of categories to include.
#
if len(self._subscription_filter
) > 0 and self._subscription_filter[0] != '':
self._sub_socket.setsockopt_string(zmq.SUBSCRIBE, u'EXIT')
for sf in self._subscription_filter:
self._sub_socket.setsockopt_string(zmq.SUBSCRIBE, sf)
self._sub_socket.connect(self._subscription_protocal)
self._time_sync_manager = None
if device_config.get('remote_iohub_address'):
from ...net import TimeSyncState, ioHubTimeGreenSyncManager
self._time_sync_state = TimeSyncState()
self._time_sync_manager = ioHubTimeGreenSyncManager(
device_config.get('remote_iohub_address'),
self._time_sync_state)
self._time_sync_manager.start()
gevent.spawn(self._poll) # really like _run
except Exception as e:
print2err('** Exception during RemoteEventSubscriber.__init__: ',
e)
printExceptionDetailsToStdErr()
def connect(self, push_addr=None, pull_addr=None, ctrl_addr=None):
c = zmq.Context()
if not pull_addr:
addr = zmq_addr(5555, transport='tcp')
self.pull_socket = c.socket(zmq.PULL)
self.pull_socket.connect(addr)
if not push_addr:
addr = zmq_addr(6666, transport='tcp')
self.push_socket = c.socket(zmq.PUSH)
self.push_socket.connect(addr)
if not ctrl_addr:
addr = zmq_addr(7777, transport='tcp')
self.ctrl_socket = c.socket(zmq.ROUTER)
self.ctrl_socket.setsockopt(zmq.IDENTITY, self.worker_id)
self.ctrl_socket.connect(addr)
def server():
# Set up port and protocol
port = "24124"
binding = "tcp://*:%s" % port
binding_ipc = "ipc:///tmp/zmqtest"
# Set up 0MQ as Request/Response topology
context = zmq.Context()
server_socket = context.socket(zmq.REP)
# Bind to the socket
server_socket.bind(binding_ipc)
while True:
# Receive the mesasage
message = server_socket.recv()
try:
# De-Serialize it
msg = gmessages.Message()
msg.ParseFromString(message)
# Report it
print(("Message of type \"%d\"received from \"%s\" "
"with %d peripherals") %
(msg.metadata.message_type, msg.metadata.device_name,
msg.metadata.periph_count))
for p in msg.peripheral:
print(("Peripheral \"%s\" with id: \"%d\""
" contains payload of \"%s\"") %
(p.peripheral_name, p.peripheral_id, repr(
p.payload)[1:-1]))
print("")
ack = compose_ack("ACK")
except Exception:
ack = compose_ack("NACK")
# Respond to client
server_socket.send(ack.SerializeToString())
def test_base_logger(self):
beeswarm.shared.zmq_context = zmq.Context()
context = beeswarm.shared.zmq_context
processed_sessions_publisher = context.socket(zmq.PUB)
processed_sessions_publisher.bind(SocketNames.PROCESSED_SESSIONS.value)
test_list = []
mock_logger = TestLogger({}, test_list)
mock_logger.start()
# force context switch to allow greenlet to start
gevent.sleep()
for _ in range(15):
processed_sessions_publisher.send('TOPIC DATA')
gevent.sleep(2)
self.assertEqual(len(mock_logger.test_queue), 15)
mock_logger.stop()
# will except if the logger hangs.
mock_logger.get(block=True, timeout=2)
processed_sessions_publisher.close()
def client(msg):
# Set up port and protocol
port = "24124"
binding = "tcp://localhost:%s" % port
# Set up 0MQ as Request/Response topology
context = zmq.Context()
client_socket = context.socket(zmq.REQ)
client_socket.connect(binding)
# Send one message and exit
print("Sending Message of type \"%d\"" % msg.metadata.message_type)
client_socket.send(msg.SerializeToString())
# Wait for response
message = client_socket.recv()
# De-Serialize response
ack = gmessages.Message()
ack.ParseFromString(message)
print("Received reply [%s]" % (ack.control.cmd))
def setUp(self):
context = zmq.Context()
worker_socket = context.socket(zmq.REP)
worker_socket.bind("ipc:///tmp/worker")
frontend_socket = context.socket(zmq.REP)
frontend_socket.bind("ipc:///tmp/frontend")
sockets = {
"worker": {
"socket": worker_socket,
"receive": worker_socket.recv_json,
"send": worker_socket.send_json
},
"frontend": {
"socket": frontend_socket,
"receive": frontend_socket.recv_json,
"send": worker_socket.send_json
},
}
time = TimeStub()
self.poller = Poller(sockets, time)
def callback_func(out_dict, extra_prms=None):
# send back the file name
print "\n\n", out_dict['clean_fn'], "\n\n"
# return URL on ZMQ channel
if not ('zmq_impath_return_ch' in extra_prms):
print "rr_text_query::callback_func: error, need zmq_impath_return_ch in extra_prms"
else:
try:
context = zmq.Context()
impath_sender = context.socket(zmq.REQ)
impath_sender.connect(extra_prms['zmq_impath_return_ch'])
impath_sender.send(str(out_dict['clean_fn']))
impath_sender.recv()
finally:
impath_sender.close()
context.term()
def __init__(self, bind):
self._heartbeat_count = config['heartbeat_count']
self._heartbeat_interval = config['heartbeat_interval']
self._control_service = config['control_service']
self._heartbeat_expiry = self._heartbeat_count * self._heartbeat_interval
self._heartbeat_at = time() + 1e-3 * self._heartbeat_interval
self._workers = {}
self._waiting_workers = []
self._services = {}
context = zmq.Context()
self._sock = context.socket(zmq.ROUTER)
self._sock.linger = 0
self._sock.bind(bind)
log.info('Broker listening', bind=bind)
self._poller = zmq.Poller()
self._poller.register(self._sock, zmq.POLLIN)
def __init__(self, bnc):
Greenlet.__init__(self)
self.log = logging.getLogger("{module}.{name}".format(
module=self.__class__.__module__, name=self.__class__.__name__))
self.myUuid = uuid.uuid4()
self.myUuidStr = str(self.myUuid)
self.sutLostCallback = None
self.loopGevent = None
self.bnc = bnc
self.connected = False
self.context = zmq.Context()
self.poller = zmq.Poller()
self.socket = self.context.socket(zmq.PAIR)
self.poller.register(self.socket, zmq.POLLIN)
self.socket.connect(bnc)
self.connected = True
self.asyncResults = {}
def init():
_read_config()
#init db and indexes
#chat_handles
config.mongo_db.chat_handles.ensure_index('wallet_id', unique=True)
config.mongo_db.chat_handles.ensure_index('handle', unique=True)
#chat_history
config.mongo_db.chat_history.ensure_index('when')
config.mongo_db.chat_history.ensure_index([
("handle", pymongo.ASCENDING),
("when", pymongo.DESCENDING),
])
#set up zeromq publisher for sending out received events to connected socket.io clients
import zmq.green as zmq
from socketio import server as socketio_server
zmq_context = zmq.Context()
global zmq_publisher_eventfeed
zmq_publisher_eventfeed = zmq_context.socket(zmq.PUB)
zmq_publisher_eventfeed.bind('inproc://queue_eventfeed')
logger.info("Starting up socket.io server (block event feed)...")
sio_server = socketio_server.SocketIOServer(
(module_config['SOCKETIO_HOST'], module_config['SOCKETIO_PORT']),
SocketIOMessagesFeedServer(zmq_context),
resource="socket.io",
policy_server=False)
sio_server.start() #start the socket.io server greenlets
logger.info("Starting up socket.io server (chat feed)...")
sio_server = socketio_server.SocketIOServer(
(module_config['SOCKETIO_CHAT_HOST'],
module_config['SOCKETIO_CHAT_PORT']),
SocketIOChatFeedServer(),
resource="socket.io",
policy_server=False)
sio_server.start() #start the socket.io server greenlets
def monitor():
from . import current_app
from .models import Provision
context = zmq.Context()
socket = context.socket(zmq.REP)
socket.bind('tcp://*:5500')
while True:
task_json = socket.recv_json()
socket.send_json({'status': 'ok'})
provision = Provision.objects.get(pk=task_json['id'])
data = {}
message_type = task_json['type']
if task_json['type'] == 'provision':
data = {
'id': task_json['id'],
'status': provision.status,
}
elif task_json['type'] == 'log':
data = {
'id': task_json['id'],
'status': task_json['status'],
'host': task_json['host'],
'task': task_json['task'],
'timestamp': task_json['timestamp'],
}
if task_json['log'] is not None:
data['log'] = task_json['log']
else:
continue
current_app.socketio.emit(
message_type,
data,
namespace='/onelove',
room=str(provision.user.pk),
)
socket.close()
context.tern()
def main():
context = zmq.Context()
socket = context.socket(zmq.PUB)
socket.bind("inproc://test")
one = Actor("one", "two", socket, context)
two = Actor("two", "one", socket, context)
one.start()
two.start()
sleep(1)
socket.send("one 1")
prev_c = two.counter
prev_t = time()
while True:
now_c = two.counter
now_t = time()
print(now_c - prev_c) / (now_t - prev_t)
prev_c = now_c
prev_t = now_t
sleep(1)
def set_up():
#set up zeromq publisher for sending out received events to connected socket.io clients
import zmq.green as zmq
from socketio import server as socketio_server
zmq_context = zmq.Context()
zmq_publisher_eventfeed = zmq_context.socket(zmq.PUB)
zmq_publisher_eventfeed.bind('inproc://queue_eventfeed')
#set event feed for shared access
config.ZMQ_PUBLISHER_EVENTFEED = zmq_publisher_eventfeed
logger.info("Starting up socket.io server (block event feed)...")
sio_server = socketio_server.SocketIOServer(
(config.SOCKETIO_HOST, config.SOCKETIO_PORT),
SocketIOMessagesFeedServer(zmq_context),
resource="socket.io", policy_server=False)
sio_server.start() #start the socket.io server greenlets
logger.info("Starting up socket.io server (chat feed)...")
sio_server = socketio_server.SocketIOServer(
(config.SOCKETIO_CHAT_HOST, config.SOCKETIO_CHAT_PORT),
SocketIOChatFeedServer(config.mongo_db),
resource="socket.io", policy_server=False)
sio_server.start() #start the socket.io server greenlets
def start(self, start_dispatching=True):
self.context = zmq.Context()
for rfcc in self.rpc_fanout_clients_channels:
rfcc.connect(self.context)
for rpcc in self.rpc_server_channels.values():
rpcc.connect(self.context)
for sc in self.sub_channels:
sc.connect()
for mwsc in self.mw_sub_channels:
mwsc.connect(self.context)
for pc in self.pub_channels:
pc.connect()
for mwpc in self.mw_pub_channels:
mwpc.connect(self.context)
if start_dispatching:
self.start_dispatching()
def consume(events_port, event_queue):
"""
Consume events coming in and put them in the event queue.
:param events_port:
The port to listen on for events.
:param event_queue:
A ``Queue`` instance, for putting the events in.
"""
context = zmq.Context(1)
subscriber = context.socket(zmq.SUB)
subscriber.bind('tcp://*:{0}'.format(events_port))
subscriber.setsockopt(zmq.SUBSCRIBE, 'worker.event')
while True:
address, content = subscriber.recv_multipart()
logger.debug('Received [{0}]: {1}'.format(address, content))
event_queue.put(content)
subscriber.close()
context.term()
def main():
"""
The main flow of the application.
"""
context = zmq.Context()
subscriber = context.socket(zmq.SUB)
# Connect to the first publicly available relay.
subscriber.connect('tcp://relay-us-central-1.eve-emdr.com:8050')
# Disable filtering.
subscriber.setsockopt(zmq.SUBSCRIBE, "")
# We use a greenlet pool to cap the number of workers at a reasonable level.
greenlet_pool = Pool(size=MAX_NUM_POOL_WORKERS)
print("Consumer daemon started, waiting for jobs...")
print("Worker pool size: %d" % greenlet_pool.size)
while True:
# Since subscriber.recv() blocks when no messages are available,
# this loop stays under control. If something is available and the
# greenlet pool has greenlets available for use, work gets done.
greenlet_pool.spawn(worker, subscriber.recv())
def _fetch_from_forwarder(self):
"""
从forwarder server那拿数据
:return:
"""
ctx = zmq.Context()
self.forwarder_client = ctx.socket(zmq.SUB)
for address in self.config['FORWARDER_OUTPUT_ADDRESS_LIST']:
self.forwarder_client.connect(address)
self.forwarder_client.setsockopt(zmq.SUBSCRIBE, self.node_id)
while True:
topic, msg = self.forwarder_client.recv_multipart()
task = shine_pb2.Task()
task.ParseFromString(msg)
logger.debug('task:\n%s', task)
# 这样就不会内存泄露了
job = gevent.spawn(self._handle_task, task)
job.join()
def __init__(self, agent):
self.log = logging.getLogger("{module}.{name}".format(
module=self.__class__.__module__, name=self.__class__.__name__))
self.agent = agent
self.controllerDL = None
self.controllerUL = None
self.uplinkSocketLock = threading.Lock()
self.poller = zmq.Poller()
self.context = zmq.Context()
self.dl_socket = self.context.socket(
zmq.SUB) # for downlink communication with controller
if sys.version_info.major >= 3:
self.dl_socket.setsockopt_string(zmq.SUBSCRIBE, self.agent.uuid)
else:
self.dl_socket.setsockopt(zmq.SUBSCRIBE, self.agent.uuid)
self.dl_socket.setsockopt(zmq.LINGER, 100)
self.ul_socket = self.context.socket(
zmq.PUB) # for uplink communication with controller
#register module socket in poller
self.poller.register(self.dl_socket, zmq.POLLIN)
def receiveDatafeed(self, topics):
'''Receive datafeed from the data publisher.
Parameters
----------
topics : list of str
topics that the receiver concerns.
'''
ctx = zmq.Context()
sock = ctx.socket(zmq.SUB)
# add concerned topics
for topic in topics:
sock.setsockopt_string(zmq.SUBSCRIBE, topic)
# let's connect to the publisher
sock.connect(self.config['MQ_SUB_ADDR'])
while True:
# decode raw data
raw = sock.recv().decode('utf-8')
cols = ['secId', 'tradeDate', 'price']
instId, tradeDatetime, price = raw.split(',')
data = [
self.secIds.get(instId, instId),
dt.datetime.strptime(tradeDatetime, '%Y%m%d %H:%M:%S'),
float(price)
]
if len(data) == len(cols):
# required data are all available
df = pd.DataFrame(dict(zip(cols, data)), index=[0])
df.set_index('secId', inplace=True)
self.notifyAll(df)
else:
logging.warning(
'Received data {rd:s} which is not enough to use.'.format(
rd=raw))
def cmdGreenlet(self):
# Nonblocking, e.g the osis server contains a broker which queus internally the messages.
self.cmdcontext = zmq.Context()
frontend = self.cmdcontext.socket(zmq.ROUTER)
backend = self.cmdcontext.socket(zmq.DEALER)
frontend.bind("tcp://*:%s" % self.port)
backend.bind("inproc://cmdworkers")
# Initialize poll set
poller = zmq.Poller()
poller.register(frontend, zmq.POLLIN)
poller.register(backend, zmq.POLLIN)
workers = []
for i in range(self.nrCmdGreenlets):
workers.append(gevent.spawn(self.repCmdServer))
j.logger.log("init cmd channel on port:%s for daemon:%s" %
(self.port, self.name),
level=5,
category="zdaemon.init")
while True:
socks = dict(poller.poll())
if socks.get(frontend) == zmq.POLLIN:
parts = frontend.recv_multipart()
parts.append(parts[0]) # add session id at end
backend.send_multipart([parts[0]] + parts)
if socks.get(backend) == zmq.POLLIN:
parts = backend.recv_multipart()
frontend.send_multipart(
parts[1:]
) # @todo dont understand why I need to remove first part of parts?
def _recv_loop(ns, path, sock_type, *addr):
_in = ns.V(f"{path}/in").value
_name = ns.V(f"{path}/name").value
_cb = ns.V(f"{path}/callbacks").value
ctx = zmq.Context()
socket = ctx.socket(sock_type)
for a in addr:
socket.connect(a)
poller = zmq.Poller()
poller.register(socket, zmq.POLLIN)
while ns.V(f"{path}/continue").value:
while True:
gevent.time.sleep(0)
s = dict(poller.poll(1.0))
if socket in s and s[socket] == zmq.POLLIN:
data = socket.recv_multipart()
for fun_name in _cb:
gevent.time.sleep(0)
data = _cb[fun_name](ns, path, data)
_in.put(data)
else:
break
gevent.time.sleep(0.5)
ctx.term()
def main():
opt = process_command_line()
print opt
zmq_ctx = zmq.Context()
resources = OrderedDict()
resources['^/websocket'] = WSApplication
resources['^/.*'] = app
server = WebSocketServer(('0.0.0.0', opt.port), Resource(resources))
def shutdown():
print("\nShutting down...")
server.stop()
zmq_ctx.destroy()
sys.exit()
gevent.signal(signal.SIGINT, shutdown)
gevent.signal(signal.SIGTERM, shutdown)
server.serve_forever()
