Python startListener示例

示例#1

文件： carbon-aggregator.py 项目： ImanIsmayana/graphite

    pidfile = open(options.pidfile, 'w')
    pidfile.write(str(os.getpid()))
    pidfile.close()

    def shutdown():
        if os.path.exists(options.pidfile):
            os.unlink(options.pidfile)

    atexit.register(shutdown)

    logToDir(options.logdir)

# Configure application components
metricReceived.installHandler(receiver.process)
startListener(settings.LINE_RECEIVER_INTERFACE, settings.LINE_RECEIVER_PORT,
              MetricLineReceiver)
startListener(settings.PICKLE_RECEIVER_INTERFACE,
              settings.PICKLE_RECEIVER_PORT, MetricPickleReceiver)

client.connect(settings.DESTINATION_HOST, settings.DESTINATION_PORT)
startRecording()

# Run the twisted reactor
print "%s running with pid %d" % (program, os.getpid())

if options.profile:
    import cProfile

    if exists(options.profile):
        os.unlink(options.profile)

示例#2

文件： carbon-cache.py 项目： ZachGoldberg/Graphite

    def shutdown():
        if os.path.exists(options.pidfile):
            os.unlink(options.pidfile)

    atexit.register(shutdown)

    if settings.USER:
        pwent = pwd.getpwnam(settings.USER)
        os.chown(options.pidfile, pwent.pw_uid, pwent.pw_gid)
        print "Dropping privileges to become the user %s" % settings.USER
        dropprivs(settings.USER)


# Configure application components
metricReceived.installHandler(MetricCache.store)
startListener(settings.LINE_RECEIVER_INTERFACE, settings.LINE_RECEIVER_PORT, MetricLineReceiver)
startListener(settings.PICKLE_RECEIVER_INTERFACE, settings.PICKLE_RECEIVER_PORT, MetricPickleReceiver)
startListener(settings.CACHE_QUERY_INTERFACE, settings.CACHE_QUERY_PORT, CacheQueryHandler)
startWriter()
startRecordingCacheMetrics()


# Run the twisted reactor
print "%s running" % program

if options.profile:
    import cProfile

    if exists(options.profile):
        os.unlink(options.profile)

示例#3

文件： carbon-cache.py 项目： ImanIsmayana/graphite

    def shutdown():
        if os.path.exists(pidfile):
            os.unlink(pidfile)

    atexit.register(shutdown)

    if settings.USER:
        pwent = pwd.getpwnam(settings.USER)
        os.chown(pidfile, pwent.pw_uid, pwent.pw_gid)
        dropprivs(settings.USER)

    logToDir(logdir)

# Configure application components
metricReceived.installHandler(MetricCache.store)
startListener(settings.LINE_RECEIVER_INTERFACE, settings.LINE_RECEIVER_PORT,
              MetricLineReceiver)
startListener(settings.PICKLE_RECEIVER_INTERFACE,
              settings.PICKLE_RECEIVER_PORT, MetricPickleReceiver)
startListener(settings.CACHE_QUERY_INTERFACE, settings.CACHE_QUERY_PORT,
              CacheQueryHandler)

if use_amqp:
    amqp_listener.startReceiver(amqp_host,
                                amqp_port,
                                amqp_user,
                                amqp_password,
                                vhost=amqp_vhost,
                                spec=amqp_spec,
                                exchange_name=amqp_exchange_name,
                                verbose=amqp_verbose)

示例#4

文件： carbon-relay.py 项目： katzj/graphite

  logToDir(options.logdir)

  pidfile = open(options.pidfile, 'w')
  pidfile.write( str(os.getpid()) )
  pidfile.close()

  def shutdown():
    if os.path.exists(options.pidfile):
      os.unlink(options.pidfile)

  atexit.register(shutdown)


# Configure application components
metricReceived.installHandler(relay)
startListener(settings.LINE_RECEIVER_INTERFACE, settings.LINE_RECEIVER_PORT, MetricLineReceiver)
startListener(settings.PICKLE_RECEIVER_INTERFACE, settings.PICKLE_RECEIVER_PORT, MetricPickleReceiver)

if settings.RELAY_METHOD == 'rules':
  loadRules(options.rules)
  createClientConnections( allDestinationServers() )
elif settings.RELAY_METHOD == 'consistent-hashing':
  hosts = parseHostList(settings.CH_HOST_LIST)
  msg('consistent-hashing hosts = %s' % str(hosts))
  setDestinationHosts(hosts)
  createClientConnections(hosts)

startRecording()


# Run the twisted reactor