Add concourse as the foundational CI tool to k8s-cluster

This change allows to add a concourse-server to the kubernetes cluster.

config.yml

@@ -1,8 +1,10 @@
 all:
   vars:
     api_endpoint: "{{ hostvars[groups['server'][0]]['ansible_host'] | default(groups['server'][0]) }}"
+
     cert_manager_state: present
     cert_manager_version: v1.18.2
+
     letsencrypt_clusterissuers:
       staging:
         server: https://acme-staging-v02.api.letsencrypt.org/directory
@@ -10,6 +12,7 @@ all:
       prod:
         server: https://acme-v02.api.letsencrypt.org/directory
         email: "{{ vault_letsencrypt_issuer_email }}"
+
     gitea_chart_version: 12.3.0
     gitea_state: present
     gitea_host: gitea.nehrke.info
@@ -20,6 +23,13 @@ all:
     gitea_admin_password: "{{ vault_gitea_admin_password }}"
     gitea_admin_email: "{{ vault_gitea_admin_email }}"
 
+    concourse_state: present
+    concourse_chart_version: 19.0.2
+    concourse_certificate_issuer: letsencrypt-prod
+    concourse_host: ci.nehrke.info
+    concourse_local_users: "{{ vault_concourse_local_users }}"
+    concourse_worker_replicas: 2
+
 k3s_cluster:
   vars:
     ansible_user: root

roles/k8s-setup/defaults/main.yml

@@ -1,6 +1,8 @@
 cert_manager_state: present
 cert_manager_version: v1.18.2
+
 letsencrypt_clusterissuers: {}
+
 gitea_chart_version: 12.3.0
 gitea_state: present
 gitea_image_rootless: False
@@ -9,3 +11,8 @@ gitea_image: gitea-for-nehrke-info
 gitea_image_tag: latest
 gitea_image_registry: docker.nehrke.info
 
+concourse_chart_version: 19.0.2
+concourse_state: present
+concourse_namespace: concourse
+concourse_local_users: {}
+concourse_worker_replicas: 2

roles/k8s-setup/tasks/_concourse.yml

@@ -0,0 +1,45 @@
+- name: Ensure concourse namespace
+  kubernetes.core.k8s:
+    state: "{{ concourse_state }}"
+    definition:
+      apiVersion: v1
+      kind: Namespace
+      metadata:
+        name: "{{ concourse_namespace }}"
+        labels:
+          name: "{{ concourse_namespace }}"
+
+- name: Deploy concourse {{ concourse_chart_version }}
+  kubernetes.core.helm:
+    name: concourse
+    chart_ref: concourse
+    chart_version: "{{ concourse_chart_version }}"
+    chart_repo_url: https://concourse-charts.storage.googleapis.com/
+    release_namespace: "{{ concourse_namespace }}"
+    release_state: "{{ concourse_state }}"
+    values:
+      concourse:
+        web:
+          kubernetes:
+            keepNamespaces: False
+          externalUrl: "https://{{ concourse_host }}"
+          enableResourceCausality: True
+      secrets:
+        localUsers: "{{ concourse_local_users.items() | map('join', ':') | join(',') }}"
+      worker:
+        replicas: "{{ concourse_worker_replicas }}"
+      web:
+        env:
+        - name: CONCOURSE_MAIN_TEAM_LOCAL_USER
+          value: "{{ concourse_local_users.keys() | join(',') }}"
+        ingress:
+          enabled: True
+          annotations:
+            cert-manager.io/cluster-issuer: "{{ concourse_certificate_issuer }}"
+            traefik.ingress.kubernetes.io/router.middlewares: default-redirect-https@kubernetescrd
+          hosts:
+          - "{{ concourse_host }}"
+          tls:
+          - hosts:
+            - "{{ concourse_host }}"
+            secretName: concourse-tls

roles/k8s-setup/tasks/main.yml

@@ -9,3 +9,9 @@
   - k8s
   - gitea
   import_tasks: _gitea.yml
+
+- name: Ensure concourse
+  tags:
+  - k8s
+  - concourse
+  import_tasks: _concourse.yml

vault.yml

@@ -1,28 +1,34 @@
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