How to mount an ignition file into the simplified provision image?

[odra]

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Describe the bug
The docs are not clear how to use a custom ignition file with the simplified provision installer.

Can I use a local file or just a remote one over http?

To Reproduce
Please describe the steps needed to reproduce the bug:

1. Download the simplified provision iso
2. Run it using qemu-system
3. How to mount an ignition file ...?

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
If applicable, add screenshots to help explain your problem.

OS version:

Using Fedora IoT 40, I can't login into it.

Additional context

As the "bug" description says, the docs is not very clear how to mount an ignition file into the image.

[miabbott]

@mmartinv could you tackle this one?

[odra]

Hello, any updates?

[mmartinv]

@odra you need to edit the grub menu at boot time and append the following to the linux ... line:

coreos.inst.append=ignition.config.url=http://host/file.ign

The detailed steps are described in the official documentation