Пример #1
0
 def _init_sim(self, seed, gui=False):
     sumocfg_file = self._init_sim_config(seed)
     if gui:
         app = 'sumo-gui'
     else:
         app = 'sumo'
     command = [checkBinary(app), '-c', sumocfg_file]
     command += ['--seed', str(seed)]
     command += ['--remote-port', str(self.port)]
     command += ['--no-step-log', 'True']
     #if self.name != 'real_net':
     #    command += ['--time-to-teleport', '600'] # long teleport for safety
     #else:
     command += ['--time-to-teleport', '300']
     command += ['--no-warnings', 'True']
     command += ['--duration-log.disable', 'True']
     command += ['--ignore-route-errors', 'True']
     # collect trip info if necessary
     #if self.is_record:
     command += [
         '--tripinfo-output',
         self.output_path + ('%s_%s_trip.xml' % (self.name, self.agent))
     ]
     subprocess.Popen(command)
     # wait 2s to establish the traci server
     #time.sleep(1)
     print("connecting on port: ", self.port)
     self.sim = traci.connect(port=self.port)
     self._simulate(10)
Пример #2
0
def startTraciInstance(cfg, begin=None, state_opt=None, port=None):
    # create args for running sumo on next available port
    if port == None:
        port = sim_globals['next_free_port']
        sim_globals['next_free_port'] += 1

    args = [
        sumo_path + '\\sumo-gui.exe', '-c', cfg, '--remote-port',
        str(port)
    ]
    if begin:
        args += ['--begin', str(begin)]

    if state_opt:
        if state_opt['mode'] in ('load', 'both'):
            args += ['--load-state', state_opt['load-file']]
        if state_opt['mode'] in ('save', 'both'):
            args += ['--save-state.period', state_opt['save-period']]
            args += ['--save-state.prefix', state_opt['save-prefix']]
            args += ['--save-state.suffix', '.xml']

    p = subprocess.Popen(args, stdout=subprocess.PIPE)

    t = traci.connect(port)
    return p, t, port
Пример #3
0
    def gen_sim(self):
        #create sim stuff and intersections
        #serverless_connect()
        #self.conn, self.sumo_process = self.server_connect()

        port = self.args.port+self.idx
        sumoBinary = checkBinary(self.sumo_cmd)
        port = self.args.port+self.idx
        self.sumo_process = subprocess.Popen([sumoBinary, "-c",
                                         self.cfg_fp, "--step-length", str(STEP_LEN_SIMU), "--remote-port",
                                         str(port), "--no-warnings",
                                         "--no-step-log", "--random"],
                                         stdout=None, stderr=None)

        self.conn = traci.connect(port)

        self.t = 0
        self.v_start_times = {}
        self.v_travel_times = {}
        self.vehiclegen = None
        if self.args.sim == 'double' or self.args.sim == 'single':
            self.vehiclegen = VehicleGen(self.netdata, 
                                         self.args.sim_len, 
                                         self.args.demand, 
                                         self.args.scale,
                                         self.args.mode, self.conn) 
Пример #4
0
    def __init__(self,args,netdata,log):

        self.t = 0
        self.args = args
        self.sumo_cmd = set_sumo(args.gui, args.roadnet, args.max_steps, args.port)
        self.log = log
        print(self.sumo_cmd)

        self.save_path = set_save_path(args.roadnet,args.tsc)
        self.saver = Saver(self.save_path)

        self.max_steps = args.max_steps
        self.green_t = args.green_duration
        self.yellow_t = args.yellow_duration
        self.red_t = args.red_duration
        self.mode = args.mode
        self.scale = args.scale
        self.port = args.port
        self.netdata = netdata
        self.tl_ids = self.netdata['inter'].keys()
        self.sumo_process = subprocess.Popen(self.sumo_cmd)
        self.conn = traci.connect(self.port)

        self.netdata = self.update_netdata()
        self.vehiclegen = VehicleGen(self.netdata,self.conn,self.mode,self.scale,self.max_steps)


        self.Controllers = {str(id):None for id in self.tl_ids}
        self.create_controllers(self.args.tsc)
        if self.args.tsc == 'dqn' and self.args.tsc == 'test':
            self.load_model()
        self.v_start_times = {}
        self.v_travel_times = {}
        self.episode_performance = []
        self.set_item_path()
Пример #5
0
    def server_connect(self):
        sumoBinary = checkBinary(self.sumo_cmd)
        port = self.args.port+self.idx
        sumo_process = subprocess.Popen([sumoBinary, "-c",
                                         self.cfg_fp, "--remote-port",      
                                         str(port), "--no-warnings",
                                         "--no-step-log", "--random"],
                                         stdout=None, stderr=None)

        return traci.connect(port), sumo_process
def start_sumo(binary):
    '''
	Instantiates a SUMO simulation instance and return a connection object.

	Args:
		binary: path to the SUMO binary file (path to "sumo" or "sumo-gui")
	'''
    port = sumolib.miscutils.getFreeSocketPort()
    # start the simulation and pipe its outputs into /dev/null
    sumoProc = subprocess.Popen([binary] + sumo_cmd +
                                ['--remote-port', str(port)],
                                stdout=open(os.devnull, 'w'),
                                stderr=open(os.devnull, 'w'))
    return traci.connect(port)
Пример #7
0
    def open(self):
        command = []
        command.append(checkBinary(self.sumo_binary))
        command.append("--net-file")
        command.append(self.sumo_net_file)
        command.append("--additional-files")
        command.append(self.sumo_additional_files)
        command.append("--remote-port")
        command.append(str(self.port))
        command.append("--tripinfo-output")
        command.append(self.network_path + "/out_tripinfo.xml")
        command.append("--queue-output")
        command.append(self.network_path + "/out_queue.xml")
        command.append("--quit-on-end")
        command.append("--start")
        command.append("--step-method.ballistic")
        # command.append("--game")
        command.append("--summary-output")
        command.append(self.network_path + "/out_summary.xml")
        # command.append("--emission-output")
        # command.append(self.network_path + "/out_emission.xml")
        # command.append("--duration-log.statistics")
        # command.append("--full-output")
        # command.append(self.network_path + "/out_full.xml")
        # command.append("--osg-view")


        if self.sumo_binary == ConnectionManager.SUMO_BINARY_GUI :
            command.append("--gui-settings-file")
            command.append(self.sumo_gui_settings_file)

            command.append("--window-size")
            command.append("1000,700")
            command.append("--window-pos")
            if self.index < 2 :
                command.append(str(0 + self.index * 800) + ",0")
            else :
                command.append(str(0 + self.index * 200) + ",500")




        self.sp_popen = subprocess.Popen(command)

        time.sleep(.15)
        self.traci_connection = traci.connect(self.port)

        print("".join(elt+" " for elt in command))
        print(self.network_path + " connection established.")
def start_sumo(binary=sumo_binary):
    '''
	Instantiates a SUMO simulation instance and return a connection object.

	Args:
		binary: path to the SUMO binary file (path to df = pd.DataFrame(columns=["Waiting Time", "Emissions"])
		df["Waiting Time"] = waiting_a
		df["Emissions"] = emission_a"sumo" or "sumo-gui")
	'''
    port = sumolib.miscutils.getFreeSocketPort()
    # start the simulation and pipe its outputs into /dev/null
    sumoProc = subprocess.Popen([binary] + sumo_cmd +
                                ['--remote-port', str(port)],
                                stdout=open(os.devnull, 'w'),
                                stderr=open(os.devnull, 'w'))
    return traci.connect(port)
Пример #9
0
    def gen_sim(self, nogui, sim_len):
        if nogui is False:
            sumoBinary = checkBinary('sumo-gui')
        else:
            sumoBinary = checkBinary('sumo')

        ###start thread with sumo sim
        self.sumo_process = subprocess.Popen([
            sumoBinary, "-c", self.cfg_fp, "--remote-port",
            str(self.port), "--no-warnings", "--no-step-log", "--random"
        ],
                                             stdout=None,
                                             stderr=None)
        ###connect to sumo sim through specific port
        self.conn = traci.connect(self.port)
        self.sim_len = sim_len
        self.t = 0
Пример #10
0
    def start_sumo(self):
        """
        Starts a sumo instance using the configuration files created by the
        generator class. Also initializes a traci connection to interface with
        sumo from Python.
        """
        logging.info(" Starting SUMO on port " + str(self.port))
        logging.debug(" Cfg file " + str(self.scenario.cfg))
        logging.debug(" Emission file: " + str(self.emission_out))
        logging.debug(" Time step: " + str(self.time_step))

        # Opening the I/O thread to SUMO
        cfg_file = self.scenario.cfg
        # if "mode" in self.env_params and self.env_params["mode"] == "ec2":
        #     cfg_file = "/root/code/rllab/" + cfg_file

        sumo_call = [
            self.sumo_binary, "-c", cfg_file, "--remote-port",
            str(self.port), "--step-length",
            str(self.time_step)
        ]
        logging.info("Traci on port: ", self.port)
        if self.emission_out:
            sumo_call.append("--emission-output")
            sumo_call.append(self.emission_out)

        subprocess.Popen(sumo_call, stdout=sys.stdout, stderr=sys.stderr)

        logging.debug(" Initializing TraCI on port " + str(self.port) + "!")

        # wait a small period of time for the subprocess to activate before
        # trying to connect with traci
        time.sleep(0.02)

        self.traci_connection = traci.connect(self.port, numRetries=100)

        self.traci_connection.simulationStep()
Пример #11
0
import sys
import shutil
import struct
import random
sys.path.append(os.path.join(
    os.path.dirname(sys.argv[0]), "..", "..", "..", "..", "..", "tools"))
import traci
import sumolib

sumoBinary = sumolib.checkBinary('sumo')

PORTS = [
    sumolib.miscutils.getFreeSocketPort(), sumolib.miscutils.getFreeSocketPort()]
sumoProcess = [subprocess.Popen(
    "%s -c sumo.sumocfg --remote-port %s" % (sumoBinary, p), shell=True, stdout=sys.stdout) for p in PORTS]
conns = [traci.connect(p) for p in PORTS]
for c in conns:
    for step in range(3):
        print("step", step)
        c.simulationStep()
for c in conns:
    print("routes", c.route.getIDList())
    print("route count", c.route.getIDCount())
    routeID = "horizontal"
    print("examining", routeID)
    print("edges", c.route.getEdges(routeID))
    c.route.subscribe(routeID)
for c in conns:
    print(c.route.getSubscriptionResults(routeID))
    for step in range(3, 6):
        print("step", step)
    def start_simulation(self, ):
        # pylint: disable=maybe-no-member

        # find SUMO
        sumo_binary = checkBinary(
            'sumo-gui') if self.sim_params.gui else checkBinary('sumo')

        # create the command line call
        sumo_call = [sumo_binary] + sumo_cmd_line(self.sim_params, self)

        # start the process
        self.sumo_proc = subprocess.Popen(
            sumo_call,
            stdout=subprocess.DEVNULL,
        )  # stderr=subprocess.STDOUT)

        # sleep before trying to connect with TRACI
        time.sleep(1)

        # connect to traci
        traci_c = traci.connect(port=self.sim_params.port, numRetries=100)
        traci_c.setOrder(0)
        traci_c.simulationStep()

        # set the traffic lights to the default behaviour and run for warm up period
        for tl_id in self.sim_params.tl_ids:
            traci_c.trafficlight.setProgram(tl_id, f'{tl_id}-1')

        # run for an hour to warm up the simulation
        for _ in range(
                int(self.sim_params.warmup_time * 1 / self.sim_step_size)):
            traci_c.simulationStep()

        # subscribe to all the vehicles in the network at this state
        for veh_id in traci_c.vehicle.getIDList():
            traci_c.vehicle.subscribe(veh_id, VEHICLE_SUBSCRIPTIONS)

        # get the light states
        # for tl_id in self.sim_params.tl_ids:
        #     self._initial_tl_colors[tl_id] = traci_c.trafficlight.getRedYellowGreenState(tl_id)

        # set the traffic lights to the all green program
        if not self.sim_params.no_actor:
            for tl_id in self.sim_params.tl_ids:
                traci_c.trafficlight.setProgram(tl_id, f'{tl_id}-2')

            # overwrite the default traffic light states to what they where
            for tl_id in self.sim_params.tl_ids:
                traci_c.trafficlight.setPhase(tl_id, 0)

        # saving the beginning state of the simulation
        traci_c.simulation.saveState(self.state_file)

        traci_c.simulation.subscribe([tc.VAR_COLLIDING_VEHICLES_NUMBER])

        self.add_traci_call([
            [
                traci_c.lane.getAllSubscriptionResults, (),
                tc.VAR_COLLIDING_VEHICLES_NUMBER
            ],
        ])

        self.sim_time = 0

        return traci_c
Пример #13
0
    def start_simulation(self, scenario, sim_params):
        """Start a sumo simulation instance.

        This method uses the configuration files created by the scenario class
        to initialize a sumo instance. Also initializes a traci connection to
        interface with sumo from Python.
        """
        error = None
        for _ in range(RETRIES_ON_ERROR):
            try:
                # port number the sumo instance will be run on
                port = sim_params.port

                sumo_binary = "sumo-gui" if sim_params.render is True \
                    else "sumo"

                # command used to start sumo
                sumo_call = [
                    sumo_binary,
                    "-c",
                    scenario.cfg,
                    "--remote-port",
                    str(sim_params.port),
                    "--num-clients",
                    str(sim_params.num_clients),
                ]

                logging.info(" Starting SUMO on port " + str(port))
                logging.debug(" Cfg file: " + str(scenario.cfg))
                if sim_params.num_clients > 1:
                    logging.info(" Num clients are" +
                                 str(sim_params.num_clients))
                logging.debug(" Step length: " + str(sim_params.sim_step))

                if sim_params.render:
                    # Opening the I/O thread to SUMO
                    self.sumo_proc = subprocess.Popen(sumo_call,
                                                      preexec_fn=os.setsid)

                    # wait a small period of time for the subprocess to
                    # activate before trying to connect with traci
                    if os.environ.get("TEST_FLAG", 0):
                        time.sleep(0.1)
                    else:
                        time.sleep(config.SUMO_SLEEP)

                    traci_connection = traci.connect(port, numRetries=100)
                    traci_connection.setOrder(0)
                    traci_connection.simulationStep()
                else:
                    # Use libsumo to create a simulation instance.
                    libsumo.start(sumo_call[1:3])
                    libsumo.simulationStep()

                    # libsumo will act as the kernel API
                    traci_connection = libsumo

                return traci_connection
            except Exception as e:
                print("Error during start: {}".format(traceback.format_exc()))
                error = e
                self.teardown_sumo()
        raise error
Пример #14
0
    def start_sumo(self):
        """Start a sumo instance.

		Uses the configuration files created by the generator class to
		initialize a sumo instance. Also initializes a traci connection to
		interface with sumo from Python.
		"""
        error = None
        for _ in range(RETRIES_ON_ERROR):
            try:
                # port number the sumo instance will be run on
                if self.sumo_params.port is not None:
                    port = self.sumo_params.port
                else:
                    # Don't do backoff when testing
                    if os.environ.get("TEST_FLAG", 0):
                        # backoff to decrease likelihood of race condition
                        time_stamp = ''.join(str(time.time()).split('.'))
                        # 1.0 for consistency w/ above
                        time.sleep(1.0 * int(time_stamp[-6:]) / 1e6)
                        port = sumolib.miscutils.getFreeSocketPort()

                sumo_binary = "sumo-gui" if self.sumo_params.render else "sumo"

                # command used to start sumo
                sumo_call = [
                    sumo_binary, "-c", self.scenario.cfg, "--remote-port",
                    str(port), "--step-length",
                    str(self.sim_step)
                ]

                #add a check for collisions in junctions
                sumo_call.append("--collision.check-junctions")
                sumo_call.append("true")

                #take the cars out of the simulation when a collision happens
                sumo_call.append("--collision.action")
                sumo_call.append("remove")

                #start the simulation automatically
                sumo_call.append("--start")

                #close SUMO on the end of the simulation
                sumo_call.append("--quit-on-end")

                # add step logs (if requested)
                if self.sumo_params.no_step_log:
                    sumo_call.append("--no-step-log")

                # add the lateral resolution of the sublanes (if requested)
                if self.sumo_params.lateral_resolution is not None:
                    sumo_call.append("--lateral-resolution")
                    sumo_call.append(str(self.sumo_params.lateral_resolution))

                # add the emission path to the sumo command (if requested)
                if self.sumo_params.emission_path is not None:
                    ensure_dir(self.sumo_params.emission_path)
                    emission_out = \
                     self.sumo_params.emission_path + \
                     "{0}-emission.xml".format(self.scenario.name)
                    sumo_call.append("--emission-output")
                    sumo_call.append(emission_out)
                else:
                    emission_out = None

                if self.sumo_params.overtake_right:
                    sumo_call.append("--lanechange.overtake-right")
                    sumo_call.append("true")

                if self.sumo_params.ballistic:
                    sumo_call.append("--step-method.ballistic")
                    sumo_call.append("true")

                # specify a simulation seed (if requested)
                if self.sumo_params.seed is not None:
                    sumo_call.append("--seed")
                    sumo_call.append(str(self.sumo_params.seed))

                if not self.sumo_params.print_warnings:
                    sumo_call.append("--no-warnings")
                    sumo_call.append("true")

                # set the time it takes for a gridlock teleport to occur
                sumo_call.append("--time-to-teleport")
                sumo_call.append(str(int(self.sumo_params.teleport_time)))

                logging.info(" Starting SUMO on port " + str(port))
                logging.debug(" Cfg file: " + str(self.scenario.cfg))
                logging.debug(" Emission file: " + str(emission_out))
                logging.debug(" Step length: " + str(self.sim_step))

                # Opening the I/O thread to SUMO
                self.sumo_proc = subprocess.Popen(sumo_call,
                                                  preexec_fn=os.setsid)

                # wait a small period of time for the subprocess to activate
                # before trying to connect with traci
                if os.environ.get("TEST_FLAG", 0):
                    time.sleep(0.1)
                else:
                    time.sleep(config.SUMO_SLEEP)

                self.traci_connection = traci.connect(port, numRetries=100)

                self.traci_connection.simulationStep()
                return
            except Exception as e:
                print("Error during start: {}".format(traceback.format_exc()))
                error = e
                self.teardown_sumo()
        raise error
Пример #15
0
def execute_scenario(launch,scenario,routes,step_size,port,autostart,end,delay,debug,seed,objectives=[],wait=True):
	dprint("[ launching simulation on port "+ str(port) + "... ]")
	sumoAutoStart = ""
	if autostart == True:
		sumoAutoStart = " --start"
	sumoRandom = ""
	if seed=="-1":
		sumoRandom = " --random"
	else:
		sumoRandom = " --seed " +str(seed)

	tripsID = str(random.randint(1111111,9999999))

	additional_launch_params = list(set([
		aps if "%" not in aps else aps%tripsID
		for o in objectives 
		if o in additional_parameters.keys() 
		for aps in additional_parameters[o] 
	]))

	print("\"%s\""%str(" ".join(additional_launch_params)))

	sumoLaunch = str(launch
		+" -n " + scenario +".net.xml"
		+" -r " + (".rou.xml,".join(routes) if type(routes)==list  else routes)+".rou.xml"
		+ sumoAutoStart
		+ sumoRandom
		+ " -Q"
		+ " --step-length " + ("%.2f" % step_size)
		+ " --remote-port " + str(port)
		+ (" " if len(additional_launch_params)>0 else "")
		+ " ".join(additional_launch_params)
		#TODO PSEUDO-RANDOM SEED (seed parameter)
	).split(" ")

	print("Launching \"%s\""%" ".join(sumoLaunch))
	if (debug):
		sumoProcess = subprocess32.Popen(sumoLaunch)
	else:
		sumoProcess = subprocess32.Popen(sumoLaunch, stdout=FNULL, stderr=FNULL)

	while (hang==1):
		pass

	time.sleep(2)
	t = traci.connect(port=port)

	if wait==True:
		#Original single simulation code
		accidents = 0
		arrived = 0
		teleported = 0
		avg_speeds = []
		sum_fuel_consumption = []

		stepsLeft = end
		while(stepsLeft>=0):
			stepsLeft-=1
			t.simulationStep()
			if delay > 0:
				time.sleep(delay)
			if len(objectives)>0:
				if "accidents" in objectives:
					accidents += t.simulation.getCollidingVehiclesNumber()
				if "arrived" in objectives:
					arrived += t.simulation.getArrivedNumber()
				if "teleported" in objectives:
					teleported += t.simulation.getStartingTeleportNumber()

				if "fuel" in objectives or "avg_speed" in objectives:
					vehicleIDs = t.vehicle.getIDList()
					if len(vehicleIDs)>0:
						if "avg_speed" in objectives:
							avg_speeds.append(np.mean([t.vehicle.getSpeed(veh) for veh in vehicleIDs]))
						if "fuel" in objectives:
							sum_fuel_consumption.append(np.sum([t.vehicle.getFuelConsumption(veh) for veh in vehicleIDs]))

		if len(objectives)>0:
			dprint("[ sim results: accidents %d, arrived %d, teleported %d, avg speed %f ]"%(accidents,arrived,teleported,np.mean(avg_speeds)))
		else:
			dprint("[ simulation completed with no data collection ]")

		t.close()
		sumoProcess.wait()
		dprint("[ simulation return code: " + str(sumoProcess.returncode)+ " ]")
		return({
			"accidents":accidents,
			"arrived":arrived,
			"teleported":teleported,
			"avg_speed":np.mean(avg_speeds),
			"sum_fuel_consumption":np.sum(sum_fuel_consumption)
		})
	else:
		dprint("[ simulation launched and running ]")
		return {"process":sumoProcess,"traci":t,"tripsID":tripsID}
Пример #16
0
    os.path.join(os.path.dirname(os.path.abspath(__file__)), '..', '..', '..',
                 '..', '..'))
sys.path.append(os.path.join(SUMO_HOME, 'tools'))
import traci
import sumolib  # noqa

sumoBinary = sumolib.checkBinary('sumo')
conns = []
sumoProcess = []
for i in range(2):
    p = sumolib.miscutils.getFreeSocketPort()
    sumoProcess = subprocess.Popen(
        [sumoBinary, "-c", "sumo.sumocfg", "--remote-port",
         str(p)],
        stdout=sys.stdout)
    conns.append(traci.connect(p, proc=sumoProcess))
for c in conns:
    for step in range(3):
        print("step", step)
        c.simulationStep()
for c in conns:
    print("routes", c.route.getIDList())
    print("route count", c.route.getIDCount())
    routeID = "horizontal"
    print("examining", routeID)
    print("edges", c.route.getEdges(routeID))
    c.route.subscribe(routeID)
for c in conns:
    print(c.route.getSubscriptionResults(routeID))
    for step in range(3, 6):
        print("step", step)
Пример #17
0
 def __init__(self, port, registry):
     super(Master, self).__init__()
     self.connection = traci.connect(port=port)
     self.registry = registry
     self.detector = adasco.detector.ExactDetector(self.connection)
Пример #18
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Файл: traci.py Проект: obaf/flow
    def start_simulation(self, network, sim_params):
        """Start a sumo simulation instance.

        This method uses the configuration files created by the network class
        to initialize a sumo instance. Also initializes a traci connection to
        interface with sumo from Python.
        """
        error = None
        for _ in range(RETRIES_ON_ERROR):
            try:
                # port number the sumo instance will be run on
                port = sim_params.port

                sumo_binary = "sumo-gui" if sim_params.render is True \
                    else "sumo"

                # command used to start sumo
                sumo_call = [
                    sumo_binary, "-c", network.cfg, "--remote-port",
                    str(sim_params.port), "--num-clients",
                    str(sim_params.num_clients), "--step-length",
                    str(sim_params.sim_step)
                ]

                # add step logs (if requested)
                if sim_params.no_step_log:
                    sumo_call.append("--no-step-log")

                # add the lateral resolution of the sublanes (if requested)
                if sim_params.lateral_resolution is not None:
                    sumo_call.append("--lateral-resolution")
                    sumo_call.append(str(sim_params.lateral_resolution))

                # add the emission path to the sumo command (if requested)
                if sim_params.emission_path is not None:
                    ensure_dir(sim_params.emission_path)
                    emission_out = os.path.join(
                        sim_params.emission_path,
                        "{0}-emission.xml".format(network.name))
                    sumo_call.append("--emission-output")
                    sumo_call.append(emission_out)
                else:
                    emission_out = None

                if sim_params.overtake_right:
                    sumo_call.append("--lanechange.overtake-right")
                    sumo_call.append("true")

                # specify a simulation seed (if requested)
                if sim_params.seed is not None:
                    sumo_call.append("--seed")
                    sumo_call.append(str(sim_params.seed))

                if not sim_params.print_warnings:
                    sumo_call.append("--no-warnings")
                    sumo_call.append("true")

                # set the time it takes for a gridlock teleport to occur
                sumo_call.append("--time-to-teleport")
                sumo_call.append(str(int(sim_params.teleport_time)))

                # check collisions at intersections
                sumo_call.append("--collision.check-junctions")
                sumo_call.append("true")

                logging.info(" Starting SUMO on port " + str(port))
                logging.debug(" Cfg file: " + str(network.cfg))
                if sim_params.num_clients > 1:
                    logging.info(" Num clients are" +
                                 str(sim_params.num_clients))
                logging.debug(" Emission file: " + str(emission_out))
                logging.debug(" Step length: " + str(sim_params.sim_step))

                # Opening the I/O thread to SUMO
                self.sumo_proc = subprocess.Popen(sumo_call,
                                                  preexec_fn=os.setsid)

                # wait a small period of time for the subprocess to activate
                # before trying to connect with traci
                if os.environ.get("TEST_FLAG", 0):
                    time.sleep(0.1)
                else:
                    time.sleep(config.SUMO_SLEEP)

                traci_connection = traci.connect(port, numRetries=100)
                traci_connection.setOrder(0)
                traci_connection.simulationStep()

                return traci_connection
            except Exception as e:
                print("Error during start: {}".format(traceback.format_exc()))
                error = e
                self.teardown_sumo()
        raise error
Пример #19
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import subprocess
import sys
SUMO_HOME = os.environ.get('SUMO_HOME',
                           os.path.join(os.path.dirname(os.path.abspath(__file__)), '..', '..', '..', '..', '..'))
sys.path.append(os.path.join(SUMO_HOME, 'tools'))
import traci
import sumolib

sumoBinary = sumolib.checkBinary('sumo')
conns = []
sumoProcess = []
for i in range(2):
    p = sumolib.miscutils.getFreeSocketPort()
    sumoProcess = subprocess.Popen([sumoBinary, "-c", "sumo.sumocfg",
                                    "--remote-port", str(p)], stdout=sys.stdout)
    conns.append(traci.connect(p, proc=sumoProcess))
for c in conns:
    for step in range(3):
        print("step", step)
        c.simulationStep()
for c in conns:
    print("routes", c.route.getIDList())
    print("route count", c.route.getIDCount())
    routeID = "horizontal"
    print("examining", routeID)
    print("edges", c.route.getEdges(routeID))
    c.route.subscribe(routeID)
for c in conns:
    print(c.route.getSubscriptionResults(routeID))
    for step in range(3, 6):
        print("step", step)