ssh.py 文件源码

def __init__(self, host, log=None, ssh_log=None, username=None,
                 password=None, look_for_keys=True, key_filename=None):
        paramiko.SSHClient.__init__(self)
        self.host = host
        self.log = log
        self.ssh_log = ssh_log
        if ssh_log is not None:
            paramiko.util.log_to_file(ssh_log)
        elif log is not None:
            if self.log.get_level() == Logger.DEBUG:
                ssh_log = FILE_PATH[:FILE_PATH.rfind('/')]
                ssh_log += '/ssh_paramiko.log'
                paramiko.util.log_to_file(ssh_log)
        if key_filename is None:
            self.load_system_host_keys()
        self.set_missing_host_key_policy(paramiko.AutoAddPolicy())

        try:
            self.connect(
                host,
                username=username,
                password=password,
                look_for_keys=look_for_keys,
                key_filename=key_filename)
        except (
                paramiko.BadHostKeyException,
                paramiko.AuthenticationException,
                paramiko.SSHException,
                socket.error,
                BaseException) as exc:
            if log is not None:
                self.log.error('%s: %s' % (host, str(exc)))
            else:
                print('%s: %s' % (host, str(exc)))
            raise SSH_Exception('Connection Failure - {}'.format(exc))