Ignition
Provisioning utility specially designed for Container OSs
First Boot & Provisioning
Flatcar is configured declaratively at first boot. This section introduces the provisioning tools and workflows used to generate and deliver configuration to new machines.
| Topic | Description |
|---|---|
| Butane | Author Flatcar configurations in YAML and transpile them to Ignition. |
| Ignition | Apply first-boot configuration to a new Flatcar instance. |
| Infrastructure | Use infrastructure tooling such as Terraform with Flatcar. |
| Image Customization | Customize images before first boot when needed. |
| cl-config | Legacy configuration tooling retained for historical reference. |
Butane Config Transpiler
Transforms Butane files into Ignition configuration
Image Customization
This section provides information and guidance on customizing Flatcar images by placing files on the root or OEM filesystem or embedding an Ignition config.
Infrastructure as Code
Provision Flatcar Container Linux with an Ignition configuration through Terraform
[DEPRECATED / EOL] Container Linux Config Transpiler
YAML configuration format used to generate Ignition configs.