gateway_http_uplink.py 2.58 KB
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Script to be executed.
Open a http server with function serve_forever(port)

Created on Wed Jun  9 10:56:11 2021

@author: Georges de Massol
"""



from http.server import HTTPServer, BaseHTTPRequestHandler
import urllib.parse
import gateway
import test_gateway
import gat
import threading
import socket

ip = 'localhost'
'''
sema=threading.Semaphore(value=0)

def thread_server():
    print("Server lanched")
    while (1):
        a=1
        sock=socket.socket(socket.AF_INET,socket.SOCK_STREAM)
        sock.setsockopt(socket.SOL_SOCKET,socket.SO_REUSEADDR,1)
        sock.bind(('127.0.0.1',4242))
        sock.listen(1)
        #sema.acquire(1)
        conn,addr=sock.accept()
        sema.acquire(1)
        with conn:
            #a=1
            while(a):
                data=''
                print("connected from", addr)
                #sema.acquire(1)
                a=0
                data='q'
                print(data)
                conn.send(data.encode('ascii'))
                data=''
                sock.close()
        print("Server done")
'''
class SimpleHTTPRequestHandler(BaseHTTPRequestHandler):
    def do_GET(self):
        self.send_response(200)
        self.end_headers()
        self.wfile.write(b'Serveur uplink en marche!')

    def do_POST(self):
        #sema.release()
        
        # ↓↓↓ Lecture de la dernière valeur de GNU Radio ↓↓↓
        # la lecture est faite le plus tôt possible pour éviter tout parasitage par un autre appareil.
        
        # Tn : échantillon n
        Tn = 123456
        # ↑↑↑ Lecture de la dernière valeur de GNU Radio ↑↑↑
        content_length = int(self.headers['Content-Length'])
        body = self.rfile.read(content_length)
        self.send_response(200)
        self.end_headers()
        print(urllib.parse.urlparse(self.path))
        # print(urllib.parse.parse_qs(urllib.parse.urlparse(self.path).query))
        event = urllib.parse.parse_qs(urllib.parse.urlparse(self.path).query).get('event', None)[0]
        gat.postcompute(event, body, Tn)

def serve_forever(port = 6666):
    """
    Function executed permanently. 
    Do not run code after this function.

    Parameters
    ----------
    port : int, optional
        Port for the server. The default is 6666.

    Returns
    -------
    None.

    """

    httpd = HTTPServer((ip, port), SimpleHTTPRequestHandler)
    print("http server for uplink started on {}:{}\n".format(ip, port))
    httpd.serve_forever()


#do not add code then
#threading.Thread(target=thread_server, args=()).start()
serve_forever()