29 lines
962 B
Python
29 lines
962 B
Python
from typing import Any, Tuple, Generator
|
|
from ipaddress import IPv6Address
|
|
import re
|
|
import socket
|
|
import time
|
|
import struct
|
|
|
|
# Initialise socket for IPv6 datagrams
|
|
sock = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM, socket.IPPROTO_UDP)
|
|
|
|
# Allows address to be reused
|
|
sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
|
|
|
|
# Binds to all interfaces on the given port
|
|
sock.bind(('', 1212))
|
|
|
|
# Allow messages from this socket to loop back for development
|
|
#sock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_MULTICAST_LOOP, True)
|
|
|
|
# Construct message for joining multicast group
|
|
#mreq = struct.pack("16s15s".encode('utf-8'), socket.inet_pton(socket.AF_INET6, "ff02::4242:4242"), (chr(0) * 16).encode('utf-8'))
|
|
|
|
mreq = struct.pack("16s15s", socket.inet_pton(socket.AF_INET6, "ff02::4242:4242"), bytes(socket.INADDR_ANY))
|
|
sock.setsockopt(socket.IPPROTO_IPV6, socket.IPV6_JOIN_GROUP, mreq)
|
|
|
|
data, addr = sock.recvfrom(1024)
|
|
print(data)
|
|
print(addr[0], addr[1])
|