utilities.py 文件源码

def generate_ssh_key():
    logging.info('NOTICE! Generating a new private/public key combination, be AWARE!')

    key = rsa.generate_private_key(
    backend=crypto_default_backend(),
    public_exponent=65537,
    key_size=2048
    )
    private_key = key.private_bytes(
        crypto_serialization.Encoding.PEM,
        crypto_serialization.PrivateFormat.PKCS8,
        crypto_serialization.NoEncryption())
    public_key = key.public_key().public_bytes(
        crypto_serialization.Encoding.OpenSSH,
        crypto_serialization.PublicFormat.OpenSSH
    )

    with open("{}/keys/private.key".format(SETTINGS['RESOURCESDIR']), 'w') as content_file:
        content_file.write(private_key)
        chmod("{}/keys/private.key".format(SETTINGS['RESOURCESDIR']), 0600)
    with open("{}/keys/public.key".format(SETTINGS['RESOURCESDIR']), 'w') as content_file:
        content_file.write(public_key)
    return public_key