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