switches.py 文件源码

def issue_cmd(self, cmd):
        """Issue command to switch via SSH and return its stdout.

        Args:
            cmd (string): Command to issue.

        Returns:
            string: Command stdout.
        """
        if self.log_level == self.DEBUG or self.log_level == self.INFO:
            paramiko.util.log_to_file(self.SSH_LOG)
        s = paramiko.SSHClient()
        s.load_system_host_keys()
        s.set_missing_host_key_policy(paramiko.AutoAddPolicy())
        s.connect(self.ip, self.port, self.userid, self.password)
        stdin, stdout, stderr = s.exec_command(
            self.ENABLE_REMOTE_CONFIG % (cmd))
        output = stdout.read()
        s.close()
        return output