ssh.py 文件源码

def connect(self):
        """Connect to ssh server."""
        if not self.closed:
            raise RuntimeError('SSH is already opened')

        sock = paramiko.ProxyCommand(self._proxy_cmd) \
            if self._proxy_cmd else None

        self._ssh = paramiko.SSHClient()
        self._ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
        self._ssh.connect(
            self._host,
            self._port,
            pkey=self._pkey,
            timeout=self._timeout,
            banner_timeout=self._timeout,
            username=self._username,
            password=self._password,
            sock=sock)