eln.ja13.org/util/server.py

#!/usr/bin/env python3
import sys, cgi, socket

from mcstatus import MinecraftServer

AVATAR_URI = 'https://crafatar.com/avatars/{}.png'

if len(sys.argv) < 3:
    print(f'usage: {sys.argv[0]} host port', file=sys.stderr)
    exit()

print('<div class="serverStatus">')

server = MinecraftServer(sys.argv[1], int(sys.argv[2]))
try:
    stat = server.status()
except (ConnectionError, socket.error):
    print('<div class="error">The server at {cgi.escape(sys.argv[1])}:{sys.argv[2]}appears to be down.</div>')
else:
    print(f'<div class="statusLine"><span class="serverName">{cgi.escape(stat.description)}</span> is up: <span class="online">{stat.players.online}</span>/<span class="max">{stat.players.max}</span> players</div>')
    if stat.players.online:
        print('<div class="players">')
        for player in stat.players.sample:
            print(f'\t<div class="player"><img src="{AVATAR_URI.format(player.id)}"/><p class="name">{cgi.escape(player.name)}</p></div>')
        print('</div>')

print('</div>')