def post(self):
if self.debug and self.get_argument('error', u''):
# for testing purpose only
raise ValueError('Uncaught exception')
ip, port = self.get_client_addr()
workers = clients.get(ip, {})
if workers and len(workers) >= options.maxconn:
raise tornado.web.HTTPError(403, 'Too many live connections.')
self.check_origin()
try:
args = self.get_args()
except InvalidValueError as exc:
raise tornado.web.HTTPError(400, str(exc))
future = self.executor.submit(self.ssh_connect, args)
try:
worker = yield future
except (ValueError, paramiko.SSHException) as exc:
logging.error(traceback.format_exc())
self.result.update(status=str(exc))
else:
if not workers:
clients[ip] = workers
worker.src_addr = (ip, port)
workers[worker.id] = worker
self.loop.call_later(DELAY, recycle_worker, worker)
self.result.update(id=worker.id, encoding=worker.encoding)
self.write(self.result)
def post(self):
if self.debug and self.get_argument('error', u''):
# for testing purpose only
raise ValueError('Uncaught exception')
self.src_addr = self.get_client_addr()
if len(clients.get(self.src_addr[0], {})) >= options.maxconn:
raise tornado.web.HTTPError(403, 'Too many connections.')
future = Future()
t = threading.Thread(target=self.ssh_connect_wrapped, args=(future,))
t.setDaemon(True)
t.start()
try:
worker = yield future
except (ValueError, paramiko.SSHException) as exc:
self.result.update(status=str(exc))
else:
workers = clients.setdefault(worker.src_addr[0], {})
workers[worker.id] = worker
self.loop.call_later(DELAY, recycle_worker, worker)
self.result.update(id=worker.id, encoding=worker.encoding)
self.write(self.result)
def open(self):
self.src_addr = self.get_client_addr()
logging.info('Connected from {}:{}'.format(*self.src_addr))
workers = clients.get(self.src_addr[0])
if not workers:
self.close(reason='Websocket authentication failed.')
return
try:
worker_id = self.get_value('id')
except (tornado.web.MissingArgumentError, InvalidValueError) as exc:
self.close(reason=str(exc))
else:
worker = workers.get(worker_id)
if worker:
workers[worker_id] = None
try:
self.set_nodelay(True)
except AssertionError: # tornado 6.00 bug
pass
worker.set_handler(self)
self.worker_ref = weakref.ref(worker)
self.loop.add_handler(worker.fd, worker, IOLoop.READ)
else:
self.close(reason='Websocket authentication failed.')
def post(self):
if self.debug and self.get_argument('error', u''):
# for testing purpose only
raise ValueError('Uncaught exception')
now = (int(time.time()))
ip, port = self.get_client_addr()
workers = clients.get(ip, {})
x_real_ip = self.get_x_real_ip()
client_ip = self.get_value("ip")
logging.info('Client>>>> on {}:{} now time {}'.format(
x_real_ip, port, now))
if self.check_remote_ip_trusted(x_real_ip):
logging.info('Client {}:{} in trusted list; now time {}'.format(
x_real_ip, port, now))
else:
if self.check_remote_ip_blacklist(x_real_ip):
raise tornado.web.HTTPError(403, 'IP in blacklist.')
if client_ip != x_real_ip:
raise tornado.web.HTTPError(403, 'IP fake.')
tm = (int(self.get_value("tm")))
if now - tm > 30 * 60:
raise tornado.web.HTTPError(403, 'connect timeout.')
if now < tm:
raise tornado.web.HTTPError(403, 'invalid time.')
if workers and len(workers) >= options.maxconn:
raise tornado.web.HTTPError(403, 'Too many live connections.')
self.check_origin()
try:
args = self.get_args()
except InvalidValueError as exc:
raise tornado.web.HTTPError(400, str(exc))
future = self.executor.submit(self.ssh_connect, args)
try:
worker = yield future
except (ValueError, paramiko.SSHException) as exc:
logging.error(traceback.format_exc())
self.result.update(status=str(exc))
else:
if not workers:
clients[ip] = workers
worker.src_addr = (ip, port)
workers[worker.id] = worker
self.loop.call_later(DELAY, recycle_worker, worker)
self.result.update(id=worker.id, encoding=worker.encoding)
self.write(self.result)
