def _coro_emitter(front_url, login, password, envelope_id, loop):
"""Send the replay request to Xbus.
@return The envelope ID and logs.
@rtype (envelope-ID, log list) tuple.
"""
logs = []
logs.append('Establishing RPC connection...')
client = yield from rpc.connect_rpc(connect=front_url, loop=loop)
logs.append('RPC connection OK')
token = yield from client.call.login(login, password)
logs.append('Got connection token: %s' % token)
yield from client.call.replay_envelope(token, envelope_id)
logs.append('Request to replay the envelope %s sent' % envelope_id)
yield from client.call.logout(token)
logs.append('Logged out; terminating')
client.close()
logs.append('Done.')
return envelope_id, logs
def _coro_emitter(front_url, login, password, envelope_id, loop):
"""Send the replay request to Xbus.
@return The envelope ID and logs.
@rtype (envelope-ID, log list) tuple.
"""
logs = []
logs.append('Establishing RPC connection...')
client = yield from rpc.connect_rpc(connect=front_url, loop=loop)
logs.append('RPC connection OK')
token = yield from client.call.login(login, password)
logs.append('Got connection token: %s' % token)
yield from client.call.replay_envelope(token, envelope_id)
logs.append('Request to replay the envelope %s sent' % envelope_id)
yield from client.call.logout(token)
logs.append('Logged out; terminating')
client.close()
logs.append('Done.')
return envelope_id, logs
def coro_emitter(front_url: str, login: str, password: str, nb_envelopes: int,
nb_items: int, loop):
print("Establishing RPC connection...")
client = yield from rpc.connect_rpc(connect=front_url, loop=loop)
print("RPC connection OK")
token = yield from client.call.login(login, password)
if not token:
# The Xbus front-end returns an empty token when validation fails.
# TODO Raise an exception?
print("Validation failed; check the login and password.")
client.close()
return
print("Got connection token:", token)
for _ in range(nb_envelopes):
envelope_id = yield from client.call.start_envelope(token)
print("Started envelope:", envelope_id)
event_id = yield from client.call.start_event(token, envelope_id,
'test_event', 0)
print("Started event:", event_id)
print("Sending {} items...".format(nb_items))
for i in range(nb_items):
yield from client.call.send_item(token, envelope_id, event_id,
b'data' + str(i).encode())
print("Sent {} items".format(nb_items))
yield from client.call.end_event(token, envelope_id, event_id)
print("Ended event:", event_id)
yield from client.call.end_envelope(token, envelope_id)
print("Ended envelope:", envelope_id)
yield from client.call.logout(token)
print("Logged out; terminating.")
client.close()
def start(self):
self.client = yield from rpc.connect_rpc(connect=self.back_url,
loop=self.loop)
self.token = yield from self.client.call.login(self.login,
self.password)
res = yield from self.client.call.register_node(self.token, self.url)
server = yield from rpc.serve_rpc(self, bind=self.url, loop=self.loop)
return server
def replay_client(port):
"""Create an RPC client to request raw/event data and send unblock requests.
:param port: server port.
"""
client = yield from rpc.connect_rpc(
connect='tcp://127.0.0.1:{}'.format(port),
translation_table=translation_table)
return client
def replay_client(port):
"""Create an RPC client to request raw/event data and send unblock requests.
:param port: server port.
"""
client = yield from rpc.connect_rpc(
connect='tcp://127.0.0.1:{}'.format(port),
translation_table=translation_table
)
return client
def initialize_zmq():
"""
Setup and initialize the ZeroMQ DEALER/ROUTER connectivity to
both librarian and workflow broker services.
"""
librarian, brokers = setup_zeromq(config, logger)
logger.info('Connecting to ZeroMQ librarian at \'{}\'.'
.format(librarian))
logger.info('Connecting to ZeroMQ brokers at \'{}\'.'
.format(','.join(brokers)))
librarian, broker = yield from concurrent((
rpc.connect_rpc(connect=librarian),
rpc.connect_rpc(connect=brokers)
))
return librarian, broker
def __async_call(self, function_name, *args, **kwargs):
"""
Runs the rpc call in coroutine.
"""
client = yield from rpc.connect_rpc(connect=self.uri,
timeout=self.timeout)
result = yield from client.call.__getattr__(function_name)(*args,
**kwargs)
return result
def __async_call(self, function_name, *args, **kwargs):
"""
Runs the rpc call in coroutine.
"""
client = yield from rpc.connect_rpc(
connect=self.uri,
timeout=self.timeout
)
result = yield from client.call.__getattr__(
function_name
)(*args, **kwargs)
return result
def log(idb, host, dt, name):
dev = yield from rpc.connect_rpc(connect="tcp://%s:6881" % host)
keys = yield from dev.call.keys()
logger.info("have: %s", [wlm_constants.cmi_rev.get(k, k) for k in keys])
keys = "Pressure Temperature".split()
keys += ["Wavelength%i" % i for i in range(1, 9)]
while True:
dati = yield from dev.call.get_many(keys)
t0 = time.time()
dat = {
k.lower(): d
for k, (t, m, i, d) in dati.items() if d >= 0 and t > t0 - dt
}
if dat:
logger.info("%s", dat)
idb.write_row(name, **dat)
yield from asyncio.sleep(dt)
def initialize_zmq():
"""
Setup and initialize the ZeroMQ connectivity.
"""
broker, engine = setup_zeromq(config, logger)
logger.info('Binding ZeroMQ broker service at \'{}\'.'
.format(broker))
logger.info('Connecting to ZeroMQ engine at \'{}\'.'
.format(','.join(engine)))
engine = yield from rpc.connect_rpc(bind=engine)
broker_handler = BrokerHandler(config, logger, engine, directory)
broker = yield from rpc.serve_rpc(broker_handler, bind=broker,
log_exceptions=True)
return broker, engine
def _send_item_request_(front_url, login, password, data, loop):
"""Send a data clearing item request to Xbus.
:param data: Data (of any type) to send to the Xbus consumer.
:return: The result of an "end_event" Xbus API call.
"""
log.debug('Establishing RPC connection...')
client = yield from rpc.connect_rpc(connect=front_url, loop=loop)
log.debug('RPC connection OK')
token = yield from client.call.login(login, password)
log.debug('Got connection token: %s', token)
envelope_id = yield from client.call.start_envelope(token)
log.debug('Envelope created: %s', envelope_id)
event_id = yield from client.call.start_event(token, envelope_id,
DATA_CLEARING_EVENT_TYPE, 0)
log.debug('Event created: %s', event_id)
yield from client.call.send_item(
token,
envelope_id,
event_id,
msgpack.packb(data, use_bin_type=True),
)
log.debug('Data sent (event ID: %s)', event_id)
ret = yield from client.call.end_event(token, envelope_id, event_id)
log.debug('Event %s done: return value: %s', event_id, ret)
yield from client.call.end_envelope(token, envelope_id)
log.debug('Envelope %s closed', envelope_id)
yield from client.call.logout(token)
log.debug('Logged out; terminating')
client.close()
log.debug('Done.')
return ret
def _request_consumers(front_url, login, password, loop):
"""Ask Xbus for the list of consumers.
:return: List of 2-element tuples (metadata dict, feature dict).
"""
log.debug('Establishing RPC connection...')
client = yield from rpc.connect_rpc(connect=front_url, loop=loop)
log.debug('RPC connection OK')
token = yield from client.call.login(login, password)
log.debug('Got connection token: %s', token)
consumers = yield from client.call.get_consumers(token)
log.debug('Got the consumer list: %s', consumers)
yield from client.call.logout(token)
log.debug('Logged out; terminating')
client.close()
log.debug('Done.')
return consumers
def _send_item_request_(front_url, login, password, data, loop):
"""Send a data clearing item request to Xbus.
:param data: Data (of any type) to send to the Xbus consumer.
:return: The result of an "end_event" Xbus API call.
"""
log.debug('Establishing RPC connection...')
client = yield from rpc.connect_rpc(connect=front_url, loop=loop)
log.debug('RPC connection OK')
token = yield from client.call.login(login, password)
log.debug('Got connection token: %s', token)
envelope_id = yield from client.call.start_envelope(token)
log.debug('Envelope created: %s', envelope_id)
event_id = yield from client.call.start_event(
token, envelope_id, DATA_CLEARING_EVENT_TYPE, 0
)
log.debug('Event created: %s', event_id)
yield from client.call.send_item(
token, envelope_id, event_id,
msgpack.packb(data, use_bin_type=True),
)
log.debug('Data sent (event ID: %s)', event_id)
ret = yield from client.call.end_event(token, envelope_id, event_id)
log.debug('Event %s done: return value: %s', event_id, ret)
yield from client.call.end_envelope(token, envelope_id)
log.debug('Envelope %s closed', envelope_id)
yield from client.call.logout(token)
log.debug('Logged out; terminating')
client.close()
log.debug('Done.')
return ret
def align_client(port):
client = yield from rpc.connect_rpc(
connect='tcp://127.0.0.1:{}'.format(port), )
return client
def align_client(port):
client = yield from rpc.connect_rpc(
connect='tcp://127.0.0.1:{}'.format(port),
)
return client
