Minecraftサーバのあれ

minectaft_server.py

#!/usr/bin/env python3
import os
import sys
import subprocess
import threading
import time
import re

cmd = "java -Xmx1024M -Xms1024M -jar minecraft_server.jar nogui"

def sendCmd (cmd, args):
  str = cmd + " " + " ".join(args) + "\n"
  serverPros.stdin.write(bytes(str))
  serverPros.stdin.flush()


def parseLog (log):
  #login
  if -1 != log.find("logged in with entity id"):
    username = re.search("(.*?)\[[a-zA-Z0-9\/\.\:]*\]", log.split(" ")[3]).group(1)
    sendCmd("tell", (username, "Greetings, " % (username,)))


class InputHandler (threading.Thread):

  def run(self):

    while True:
      str = input("> ")
      print("--- sending a command: %s" % str.split(" ")[0])

      if str == "quit":
        print("stopping the minecraft server, please wait...")
        sendCmd("stop", (,))
        time.sleep(5)
        serverPros.terminate()
        print("Good byte ;-)")
        os._exit(0)

      sendCmd(str)


class ServerMsgHandler (threading.Thread):

  def run(self):

    with open("server.log") as log:
      while True:
        for line in log.readlines():
          parseLog(line)
        sys.stdout.flush()
        time.sleep(1)

oldLoadAvg = 0
class ReportHandler(threading.Thread):

  def run (self):
    global oldLoadAvg
    while True:
      time.sleep(5 * 60)
      loadAvg = round(os.getloadavg()[1], 2)
      status = "Load Avg. is %s (%f+)" % (loadAvg, round(loadAvg - oldLoadAvg, 2))
      oldLoadAvg = loadAvg
      sendCmd("tell", ("mafice", status))


print("Welcome to Minecraft Server!")

os.remove("server.log")
open("server.log", "w").close()

serverPros = subprocess.Popen(cmd.split(" "), stdin=subprocess.PIPE, stdout=subprocess.PIPE, stderr=subprocess.PIPE)

inputHandler     = InputHandler()
serverMsgHandler = ServerMsgHandler()
reportHandler    = ReportHandler()
reportHandler.start()
serverMsgHandler.start()
inputHandler.start()