Terraform GitOps UBI module

1. Objective

This module is an example implementation for a custom module.

Therefor it just deploys a pure ubi image (Red Hat Universal Base Image) as a container with Helm. With the values.yaml in the Helm chart we can configure replica count of the pods. The deployed containers are only a basic ubi operating system.

The ubi helm-chart example based on the ubi-helm repository.

2. Example deployment

The following section shows an deployment with the terraform-gitops-ubi module using GitOps.

GitOps in Argo CD

• GitOps context (app-of-apps)

• Application deployment

Access a running UBI container in OpenShift

3. Software dependencies

The module depends on the following software components:

Command-line tools

• terraform - > v0.15

Terraform providers

None

4. Example usage

module "terraform-gitops-ubi" {
   source = "TBD/terraform-gitops-ubi.git"
   
   gitops_config = module.gitops.gitops_config
   git_credentials = module.gitops.git_credentials
   server_name = module.gitops.server_name
   namespace = module.gitops_namespace.name
   kubeseal_cert = module.gitops.sealed_secrets_cert
}