- `user_data` (string) - user_data to be used by cloud
init. See [the Oracle docs](https://docs.us-phoenix-1.oraclecloud.com/api/#/en/iaas/20160918/LaunchInstanceDetails) for more details. Generally speaking, it is easier to use the `user_data_file`,
but you can use this option to put either the platintext data or the base64
but you can use this option to put either the plaintext data or the base64
encoded data directly into your Packer config.
- `user_data_file` (string) - Path to a file to be used as user_data by cloud