sshutils.py 文件源码

def get_rsa_key(key_location=None, key_file_obj=None, passphrase=None,
                use_pycrypto=False):
    key_fobj = key_file_obj or open(key_location)
    try:
        if use_pycrypto:
            key = RSA.importKey(key_fobj, passphrase=passphrase)
        else:
            key = paramiko.RSAKey.from_private_key(key_fobj,
                                                   password=passphrase)
        return key
    except (paramiko.SSHException, ValueError):
        raise exception.SSHError(
            "Invalid RSA private key file or missing passphrase: %s" %
            key_location)