def __init__(self,
bot: telegram.Bot,
alerts_chat_id: int = config.DEFAULT_CAPTCHA_ALERTS_CHAT_ID):
self._minecraft = Minecraft()
self._bot = bot
self._alerts_chat_id = alerts_chat_id
self._captcha_sample = None
class MinecraftServerReconnector(metaclass=Singleton):
"""Monitors minecraft for disconnections and crashes."""
MAX_RECONNECT_TRIES = 5
def __init__(self):
self._minecraft = Minecraft()
self._crash_event_handler = CrashDirEventHandler()
self._init_crash_dir_observer()
self._reconnect_tries = 0
def keep_connected(self):
logging.info("Starting minecraft server reconnector.")
self._init_observer_if_stopped()
self._crash_dir_observer.start()
self._detect_and_handle_disconnections()
def stop(self):
logging.info("Stopping minecraft server reconnector.")
self._crash_dir_observer.stop()
def is_up(self):
return self._crash_dir_observer.is_alive()
def _init_observer_if_stopped(self):
if not self.is_up():
# Observer start method can only be invoked once per instance.
self._init_crash_dir_observer()
def _init_crash_dir_observer(self):
self._crash_dir_observer = Observer()
self._crash_dir_observer.schedule(self._crash_event_handler,
config.MINECRAFT_CRASH_DIR)
@threaded
def _detect_and_handle_disconnections(self):
with open(config.MINECRAFT_LOG_FILE) as log_file:
for log_line in tailer.follow(log_file, LOG_LINE_READ_DELAY):
if not self.is_up():
break
self._process_log_line(log_line)
def _process_log_line(self, line):
if re.match(DISCONNECTION_LOG, line):
logging.warning("Disconnection from hypixel detected.")
self._handle_disconnection()
elif re.match(JOIN_SERVER_LOG, line):
logging.info("Successfully reconnected.")
self._reconnect_tries = 0
def _handle_disconnection(self):
if self._reconnect_tries < self.MAX_RECONNECT_TRIES:
self._minecraft.connect()
self._reconnect_tries += 1
else:
logging.warning("Max retries exceeded, relaunching minecraft.")
self._minecraft.relaunch()
self._reconnect_tries = 0
class CrashDirEventHandler(FileSystemEventHandler):
"""Handles file system events in crash reports directory."""
def __init__(self):
super().__init__()
self._minecraft = Minecraft()
def on_created(self, event):
"""Relaunch minecraft when a new crash report is detected."""
logging.warning("Crash report detected.")
self._minecraft.relaunch()
class UpdateCobbleMiner(UpdateCommand):
"""Update minecraft macro scripts."""
SERVER_LOAD_TIME_SECS = 5
def __init__(self):
super().__init__('CobbleMiner', config.COBBLEMINER_MACROS_DIR)
self._minecraft = Minecraft()
@auth
def run(self, update, context):
try:
self._reply(update, context, ReplyMsg.UPDATE_COBBLEMINER.value)
self._repo_installer.install_latest_files()
self._apply_macro_changes()
self._reply(update, context, ReplyMsg.MACROS_INSTALLED.value)
except RepoInstallError:
self._reply(update, context, ReplyMsg.UPDATE_FAILED.value)
def _apply_macro_changes(self):
self._minecraft.reconnect()
time.sleep(self.SERVER_LOAD_TIME_SECS)
class CaptchaDetector(metaclass=Singleton):
def __init__(self,
bot: telegram.Bot,
alerts_chat_id: int = config.DEFAULT_CAPTCHA_ALERTS_CHAT_ID):
self._minecraft = Minecraft()
self._bot = bot
self._alerts_chat_id = alerts_chat_id
self._captcha_sample = None
def set_alerts_target_chat(self, chat_id):
self._alerts_chat_id = chat_id
@threaded
def run_forever(self):
logging.info("Starting captcha detector.")
with open(config.CAPTCHA_ALERTS_FILE) as captcha_file:
for _ in tailer.follow(captcha_file, LOG_LINE_READ_DELAY):
self._save_captcha_sample()
self._send_alert()
def _save_captcha_sample(self):
self._captcha_sample = self._build_captcha_save_path()
self._minecraft.save_live_image(self._captcha_sample)
@staticmethod
def _build_captcha_save_path():
if not os.path.exists(config.CAPTCHA_SAMPLES_DIR):
os.makedirs(config.CAPTCHA_SAMPLES_DIR)
curr_dir = pathlib.Path().absolute()
curr_time = datetime.now().strftime("%d-%m-%Y %H;%M;%S")
return f"{curr_dir}\\{config.CAPTCHA_SAMPLES_DIR}\\{curr_time}.png"
def _send_alert(self):
logging.warning("Captcha detected! Sending alert via telegram.")
with open(self._captcha_sample, "rb") as img:
self._bot.send_photo(chat_id=self._alerts_chat_id, photo=img)
self._bot.send_message(chat_id=self._alerts_chat_id,
text=commands.ReplyMsg.CAPTCHA_ALERT.value)
def __init__(self):
self._minecraft = Minecraft()
self._crash_event_handler = CrashDirEventHandler()
self._init_crash_dir_observer()
self._reconnect_tries = 0
def __init__(self):
super().__init__()
self._minecraft = Minecraft()
def __init__(self):
super().__init__('CobbleMiner', config.COBBLEMINER_MACROS_DIR)
self._minecraft = Minecraft()
def __init__(self):
self._minecraft = Minecraft()