control-system/Control System/bootup.py
2022-02-20 21:32:44 +00:00

126 lines
3.7 KiB
Python

# Create priority queue
# In main create three threads
# 1 for managing actions (stores priority queue)
# 1 for reading sensor data
# Updates sensor data through wifi and propiosense system
# 1 for executing the first action in the priority queue
from Propioception import *
from commands import *
import re
import threading
import socket
import heapq
import time
import serial
class Receiver:
def __init__(self, host, port):
self.commands = [""]
self.execute = [""]
self.transmit = [""]
self.timer = 0
self.HOST = host
self.PORT = port
#connecting using scokets
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
print('Socket created')
#managing error exception
try:
s.bind((self.HOST, self.PORT))
except socket.error:
print ('Bind failed ')
s.listen(5)
print('Socket awaiting messages')
(self.conn, addr) = s.accept()
print('Connected')
"""Method receives commands from client and add to queue"""
def telemetryReceive(self):
# Commands must be in form "PRIORITY|{COMMAND}|TIMESTAMP|CHECKSUM"
# awaiting for message
while True:
instruction = self.conn.recv(1024)
action = instruction.decode('UTF-8')
print("Action received:", action)
heapq.heappush(self.commands,action)
heapq.heappush(self.transmit,"Received|"+action)
def checkCommand(self):
while True:
if len(self.commands) > 0:
#checking if the checksum of the command
#equals the sum of all ascii values of every character
#in command statement
pattern = "^[0-5]\|.*\|[0-9]{2}:[0-9]{2}\|"
checksum = "\w+$"
popped = commands.heappop()
com = re.findall(pattern, popped)
numval = re.findall(checksum, popped)
numval = int(numval,16) #converts hex to int
if numval == sum([ord(i) for i in com[0]]):
heapq.heappush(self.transmit, "Correct|"+popped)
heapq.heappush(self.execute, popped)
else:
heappq.heappush(self.transmit, "Incorrect|"+popped)
def telemetryTransmit(self):
while True:
if len(self.transmit) > 0:
self.conn.send((heapq.heappop(self.transmit)).encode())
def execute(self):
while len(self.actions) > 0:
if self.timer == 0:
command = heapq.heappop(self.actions)
if command == "Password A_on_LED":
if onAndOfffLed():
print("Executed: ", command)
else:
print("Did not execute correctly ", command)
time.sleep(5)
if "Password Balancing" not in self.actions:
heapq.heappush(self.actions, "Password Balancing")
print("Inside execute",self.actions)
def balance(self):
print("Nothing")
def gaitGen(self):
print("Nothing")
def computerVision(self):
print("Nothing")
def sensorData(self):
# Test
print("Inside")
ser = serial.Serial('/dev/ttyACM0', 115200, timeout=1)
ser.reset_input_buffer()
while True:
print("Inside data")
# Read from Arduinos to know what motors and sensors there are
ser.write("Send ****s plz\n".encode('utf-8'))
line = ser.readline().decode('utf-8').rstrip()
print(line)
def runSimul(self):
threading.Thread(target=self.telemetryReceive).start()
threading.Thread(target=self.checkCommand).start()
threading.Thread(target=self.telemetryTransmit).start()
threading.Thread(target=self.execute).start()
threading.Thread(target=self.sensorData).start()
threading.Thread(target=self.balance).start()
threading.Thread(target=self.gaitGen).start()
threading.Thread(target=self.comuterVision).start()
def startBoot():
simulation = Receiver('10.235.1.148',12345)
simulation.runSimul()