def __init__(self, instance): super(BulkInstanceInteropHelper, self).__init__(instance) self.proc = procutils.start_subprocess() try: procutils.run_in_subprocess(self.proc, _connect, self._get_conn_params()) except Exception: with excutils.save_and_reraise_exception(): procutils.shutdown_subprocess(self.proc, _cleanup)
def _run(self, func, *args, **kwargs): proc = procutils.start_subprocess() try: procutils.run_in_subprocess(proc, _connect, self._get_conn_params()) return procutils.run_in_subprocess(proc, func, args, kwargs) except Exception: with excutils.save_and_reraise_exception(): procutils.shutdown_subprocess(proc, _cleanup) finally: procutils.shutdown_subprocess(proc, _cleanup)
def func(): proc = procutils.start_subprocess() try: conn_params = (gateway_host, gateway_username, gateway_private_key, proxy_command, None, None) procutils.run_in_subprocess(proc, _connect, conn_params) cmd = "nc {host} {port}".format(host=host, port=port) procutils.run_in_subprocess( proc, _execute_command_interactive, (cmd,), interactive=True) return proc except Exception: with excutils.save_and_reraise_exception(): procutils.shutdown_subprocess(proc, _cleanup)
def _run(self, func, *args, **kwargs): return procutils.run_in_subprocess(self.proc, func, args, kwargs)