Add infrastructure/*

The infrastructure directory contains all what's needed (except secrets)
to deploy kubernetes-core and zuul-ci on top of it.

The deployment steps are documented in the README.md file.

Co-Authored-By: Jadon Naas <[email protected]>
Co-Authored-By: Peter Sabaini <[email protected]>

.gitignore

@@ -1,3 +1,7 @@
 .tox
 .stestr/
 __pycache__/
+infrastructure/secrets/*
+infrastructure/terraform.tfstate*
+infrastructure/.terraform
+infrastructure/.terraform.lock.hcl

infrastructure/README.md

@@ -0,0 +1,49 @@
+# Deploy Zuul CI, MariaDB, and Apache Zookeeper
+
+This repo contains a [Terraform](https://www.terraform.io) plan and
+configuration files you can use to deploy [Zuul CI](zuul-ci.org/) 9.1 and its
+dependencies - [MariaDB](https://mariadb.com) and [Apache
+Zookeeper](https://zookeeper.apache.org/) - to
+[Kubernetes](https://kubernetes.io) using [the Kubernetes Terraform
+provider](https://registry.terraform.io/providers/hashicorp/kubernetes/latest).
+
+
+## Deployment
+
+
+1. Deploy a Kubernetes cluster on top of a OpenStack cloud.
+
+``` bash
+juju deploy ./kubernetes-core/bundle.yaml
+```
+
+2. Get the kubeconfig file
+
+``` bash
+juju run-action \
+    --format json \
+    --wait \
+    kubernetes-control-plane/leader get-kubeconfig \
+    | jq -r '.[]|.results.kubeconfig' > kubeconfig
+
+```
+
+3. Run the terraform plan
+``` bash
+terraform init
+terraform apply
+```
+
+## Variables
+
+The terraform plan offers the following variables to be overridden:
+
+| Name               | Default Value              | Description                                     |
+|--------------------|----------------------------|-------------------------------------------------|
+| kubeconfig         | ~/.kube/config             | Path to kubectl configuration file              |
+| storage_class_name | csi-cinder-default         | Storage class name to use when creating volumes |
+| docker-username    |                            | Dockerhub username                              |
+| docker-password    |                            | Dockerhub password (or token)                   |
+| docker-server      | https://index.docker.io/v1 | Dockerhub server                                |
+| docker-email       |                            | Dockerhub email                                 |
+| ingress_class_name | nginx-ingress-controller   | Ingress class name                              |

infrastructure/dockerconfig.json

@@ -0,0 +1 @@
+{"auths":{"${docker-server}":{"username":"${docker-username}","password":"${docker-password}","email":"${docker-email}","auth":"${auth}"}}}