def receiver_timeout(ip, result):
c2 = Connection("c2", ip, 5005)
data = c2.receive(timeout=3)
result[0] = data
return data
def receiver(ip, result):
c2 = Connection("c2", ip, 5005)
data = c2.receive()
result[0] = data
return data
def rover_drive():
print("rover_drive")
cmd = str(request.get_data('cmd'), "utf-8")
print("cmd: " + cmd)
# remove fluff, only command remains
if cmd:
cmd = cmd.split("=")[1]
# decode URI
cmd = unquote(cmd)
if local:
rover_ip = "127.0.0.1"
base_ip = rover_ip
rover_port = 5020
base_port = 5025
else:
rover_ip = "172.16.1.30"
base_ip = "172.16.1.20"
rover_port = 5030
base_port = rover_port
print("cmd: " + cmd)
sender = Connection("rover_drive_sender", rover_ip, rover_port)
error = str(None)
try:
sender.send(cmd)
except OSError:
error = "Network is unreachable"
print(error)
receiver = Connection("rover_drive_receiver", base_ip, base_port)
feedback = str(None)
error = str(None)
try:
feedback = receiver.receive(timeout=2)
except OSError:
error = "Network error"
print(error)
print("feedback:", feedback)
if not feedback:
feedback = "Timeout limit exceeded, no data received"
return jsonify(success=True, cmd=cmd, feedback=feedback, error=error)
BASE_IP = ROVER_IP
ROVER_PORT = 5005
BASE_PORT = 5010
# for competition
elif competition:
ROVER_IP = "172.16.1.30"
BASE_IP = "172.16.1.20"
ROVER_PORT = 5015
BASE_PORT = ROVER_PORT
# physicial ip, does not need connection to internet to work
# elif dynamic:
# ROVER_IP = ni.ifaddresses(ni.interfaces()[1])[AF_INET][0]['addr']
print("ROVER_IP: " + ROVER_IP)
receiver = Connection("arm_command_receiver", ROVER_IP, ROVER_PORT)
sender = Connection("arm_feedback_sender", BASE_IP, BASE_PORT)
print("Rover server listening on port {} \n".format(ROVER_PORT))
print("Ready for incoming drive cmds!\n")
print(get_commands_list())
RESPONSE_TIMEOUT = 75
PING_TIMEOUT = 1000
key_list = [
'w', 's', 'e', 'd', 'r', 'f', 't', 'g', 'y', 'h', 'u', 'j', 'q', 'a', 'p',
'z', 'o', 'l'
]
def sender(ip, msg):
c1 = Connection("c1", ip, 5005)
c1.send(msg)
#!/usr/bin/env python3
from robot.comms.connection import Connection
from time import sleep
# This code is meant to run first on the odroid
receiver = Connection("receiver", "172.16.1.30", 5005)
sender = Connection("sender", "172.16.1.20", 5005)
feedback = receiver.receive()
print("GOT:", feedback)
sleep(1)
msg = "was gucci"
sender.send(msg)
print("SENT:", msg)
BASE_PORT = 5025
# for competition
elif competition:
ROVER_IP = "172.16.1.30"
ROVER_PORT = 5030
BASE_IP = "172.16.1.20"
BASE_PORT = ROVER_PORT
# attempt to get: physicial ip, which should not need connection to internet to work
#elif dynamic:
# ROVER_IP = ni.ifaddresses(ni.interfaces()[1])[AF_INET][0]['addr']
print("ROVER_IP: " + ROVER_IP)
print("BASE_IP: " + BASE_IP)
# Create connection object to send/receive data with base-station
receiver = Connection("rover_drive_receiver", ROVER_IP, ROVER_PORT)
sender = Connection("rover_feedback_sender", BASE_IP, BASE_PORT)
print("Rover server listening on port {} \n".format(ROVER_PORT))
print("Ready for incoming drive cmds!\n")
print(get_commands_list())
key_list = [
'w', 'a', 's', 'd', 'i', 'j', 'l', 'o', 'k', 'm', 'n', 't', 'b', 'q'
]
# Arduino sketch considers this value to be the signal for the motors to not move
REST = 49.5
# initialize throttle/steering speeds to 0
from robot.comms.connection import Connection
PORT_NUMBER = 5005
SIZE = 1024
if len(sys.argv) == 2:
PORT_NUMBER = int(sys.argv[1])
elif len(sys.argv) >= 3:
print(
"too many arguments, one optional argument is the port number, otherwise default to 5000"
)
print("example usage: python ServerListener.py <port>")
print("Ready for incoming drive cmds!\n")
c = Connection("c1", "127.0.0.1", 5005)
while True:
try:
command = c.receive()
if command == 'w':
print("cmd: w --> action: Forward")
#mySocket.sendto(str.encode("Forward"), (clientIP, PORT_NUMBER))
#ser.write(str.encode(command))
elif command == 's':
print("cmd: s --> action: Back")
#mySocket.sendto(str.encode("Back"), (clientIP, PORT_NUMBER))
#ser.write(str.encode(command))
elif command == 'y':
print("\nTerminating connection.")