diff options
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/protocol.txt | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/doc/protocol.txt b/doc/protocol.txt index b151f88d8..4c8ddd500 100644 --- a/doc/protocol.txt +++ b/doc/protocol.txt @@ -59,29 +59,31 @@ function check_if_minetestserver_up($host, $port) { # We got a reply! read the peer id from it. $peer_id = substr($buf, 9, 2); - + # Disconnect $buf = "\x4f\x45\x74\x03".$peer_id."\x00\x00\x03"; socket_sendto($socket, $buf, strlen($buf), 0, $host, $port); socket_close($socket); - + return true; } return false; } - Here's a Python script for checking if a minetest server is up, confirmed working -#!/usr/bin/env python + +#!/usr/bin/env python3 import sys, time, socket + address = "" port = 30000 if len(sys.argv) <= 1: print("Usage: %s <address>" % sys.argv[0]) exit() -if ':' in sys.argv[1]: - address = sys.argv[1].split(':')[0] +if ":" in sys.argv[1]: + address = sys.argv[1].split(":")[0] try: - port = int(sys.argv[1].split(':')[1]) + port = int(sys.argv[1].split(":")[1]) except ValueError: print("Please specify a valid port") exit() @@ -92,17 +94,17 @@ try: start = time.time() sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) sock.settimeout(2.0) - buf = "\x4f\x45\x74\x03\x00\x00\x00\x01" + buf = b"\x4f\x45\x74\x03\x00\x00\x00\x01" sock.sendto(buf, (address, port)) data, addr = sock.recvfrom(1000) if data: peer_id = data[12:14] - buf = "\x4f\x45\x74\x03" + peer_id + "\x00\x00\x03" + buf = b"\x4f\x45\x74\x03" + peer_id + b"\x00\x00\x03" sock.sendto(buf, (address, port)) sock.close() end = time.time() - print("%s is up (%0.5fms)" % (sys.argv[1],end-start)) + print("%s is up (%0.5fms)" % (sys.argv[1], end - start)) else: print("%s seems to be down " % sys.argv[1]) -except: - print("%s seems to be down " % sys.argv[1]) +except Exception as err: + print("%s seems to be down (%s) " % (sys.argv[1], str(err))) |