minecraft-bot/start.py

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#!/usr/bin/env python
from __future__ import print_function
import threading
import importlib
import getpass
import sys
import os
import re
import time
from optparse import OptionParser
import bot
from minecraft import authentication
from minecraft.exceptions import YggdrasilError
from minecraft.networking.connection import Connection
from minecraft.networking.packets import Packet, clientbound, serverbound
from minecraft.compat import input
get_mod_time = lambda: os.path.getmtime('bot.py')
class PlayerInfo:
eid = None
pos = None
mcdata = None
chunks = None
player_info = PlayerInfo()
def get_options():
parser = OptionParser()
parser.add_option("-u", "--username", dest="username", default=None,
help="username to log in with")
parser.add_option("-p", "--password", dest="password", default=None,
help="password to log in with")
parser.add_option("-s", "--server", dest="server", default=None,
help="server host or host:port "
"(enclose IPv6 addresses in square brackets)")
parser.add_option("-o", "--offline", dest="offline", action="store_true",
help="connect to a server in offline mode "
"(no password required)")
parser.add_option("-d", "--dump-packets", dest="dump_packets",
action="store_true",
help="print sent and received packets to standard error")
(options, args) = parser.parse_args()
if not options.username:
options.username = input("Enter your username: ")
if not options.password and not options.offline:
options.password = getpass.getpass("Enter your password (leave "
"blank for offline mode): ")
options.offline = options.offline or (options.password == "")
if not options.server:
options.server = input("Enter server host or host:port "
"(enclose IPv6 addresses in square brackets): ")
# Try to split out port and address
match = re.match(r"((?P<host>[^\[\]:]+)|\[(?P<addr>[^\[\]]+)\])"
r"(:(?P<port>\d+))?$", options.server)
if match is None:
raise ValueError("Invalid server address: '%s'." % options.server)
options.address = match.group("host") or match.group("addr")
options.port = int(match.group("port") or 25565)
return options
def main():
global last_mod_time
options = get_options()
if options.offline:
print("Connecting in offline mode...")
connection = Connection(
options.address, options.port, username=options.username)
else:
auth_token = authentication.AuthenticationToken()
try:
auth_token.authenticate(options.username, options.password)
except YggdrasilError as e:
print(e)
sys.exit()
print("Logged in as %s..." % auth_token.username)
connection = Connection(
options.address, options.port, auth_token=auth_token)
if options.dump_packets:
def print_incoming(packet):
if type(packet) is Packet:
# This is a direct instance of the base Packet type, meaning
# that it is a packet of unknown type, so we do not print it.
return
print('--> %s' % packet, file=sys.stderr)
def print_outgoing(packet):
print('<-- %s' % packet, file=sys.stderr)
connection.register_packet_listener(
print_incoming, Packet, early=True)
connection.register_packet_listener(
print_outgoing, Packet, outgoing=True)
connection.connect()
while True:
try:
importlib.reload(bot)
bot.main(connection, player_info)
except KeyboardInterrupt:
print("Bye!")
sys.exit()
except BaseException as e:
import traceback
print(traceback.format_exc())
last_mod_time = get_mod_time()
print('locking')
while get_mod_time() == last_mod_time:
time.sleep(0.1)
if __name__ == "__main__":
main()