How to execute a custom script on first boot using ignition in RHOCP 4

CoreOS installer binary can be used to customize the RHCOS image by including the custom script.
To do so:
- Download the coreOS-installer binary from the coreOS-installer image

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Here are the common uses of Markdown.

Code blocks

~~~
Code surrounded in tildes is easier to read
~~~

Links/URLs

[Red Hat Customer Portal](https://access.redhat.com)