## Aktuelle Themen des Informatikunterrichts
## Wintersemester 2023/24

import network
import time
import socket

print("Connecting to WiFi", end="")
wlan = network.WLAN(network.STA_IF)
wlan.active(True)
wlan.disconnect()
wlan.connect('Wokwi-GUEST', '')
while not wlan.isconnected():
  print(".", end="")
  time.sleep(0.1)
print(" Connected!")
print('network config:', wlan.ifconfig())


addr = socket.getaddrinfo('0.0.0.0', 80)[0][-1]

s = socket.socket()
s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
s.bind(addr)
s.listen(1)

print('listening on', addr)

while True:
    client, client_addr = s.accept()
    print('client connected from', client_addr)
    client.send('Hello Client.\nGood bye.\n')
    client.close()