shell bypass 403
UnknownSec Shell
:
/
lib
/
python3
/
dist-packages
/
postfix_mta_sts_resolver
/ [
drwxr-xr-x
]
upload
mass deface
mass delete
console
info server
name :
asdnotify.py
import os import socket import asyncio MAX_QLEN = 128 class AsyncSystemdNotifier: def __init__(self): env_var = os.getenv('NOTIFY_SOCKET') self._addr = ('\0' + env_var[1:] if env_var is not None and env_var.startswith('@') else env_var) self._sock = None self._started = False self._loop = None self._queue = asyncio.Queue(MAX_QLEN) self._monitor = False @property def started(self): return self._started def _drain(self): while not self._queue.empty(): msg = self._queue.get_nowait() self._queue.task_done() try: self._send(msg) except BlockingIOError: # pragma: no cover self._monitor = True self._loop.add_writer(self._sock.fileno(), self._drain) break except OSError: pass else: if self._monitor: self._monitor = False self._loop.remove_writer(self._sock.fileno()) def _send(self, data): return self._sock.sendto(data, socket.MSG_NOSIGNAL, self._addr) async def start(self): if self._addr is None: return False self._loop = asyncio.get_event_loop() try: self._sock = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM) self._sock.setblocking(0) self._started = True except OSError: return False return True async def notify(self, status): if self._started: await self._queue.put(status) self._drain() async def stop(self): if self._started: self._started = False await self._queue.join() if self._monitor: self._loop.remove_writer(self._sock.fileno()) self._sock.close() async def __aenter__(self): await self.start() return self async def __aexit__(self, exc_type, exc, traceback): await self.stop()
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