From cbedc9679f714c26076fa18218b43bafac6c44d7 Mon Sep 17 00:00:00 2001
From: Danny Bessems <danny@bessems.eu>
Date: Fri, 7 Jul 2023 16:48:32 +0200
Subject: [PATCH] feat: Add version/metadata API endpoint

---
 ansible/roles/assets/tasks/manifests.yml      |  6 ++--
 .../roles/metacluster/tasks/json-server.yml   | 27 +++++++++++++++++
 .../roles/metacluster/tasks/main.yml          |  1 +
 ansible/vars/metacluster.yml                  | 30 +++++++++++++++++++
 4 files changed, 62 insertions(+), 2 deletions(-)
 create mode 100644 ansible/roles/firstboot/files/ansible_payload/bootstrap/roles/metacluster/tasks/json-server.yml

diff --git a/ansible/roles/assets/tasks/manifests.yml b/ansible/roles/assets/tasks/manifests.yml
index 52068fb..ef537f3 100644
--- a/ansible/roles/assets/tasks/manifests.yml
+++ b/ansible/roles/assets/tasks/manifests.yml
@@ -16,14 +16,16 @@
             { 'components': (
               metacluster_chartvalues |
               combine({ 'clusterapi': components.clusterapi }) |
-              combine({ 'kubevip'   : components.kubevip }) )
+              combine({ 'kubevip'   : components.kubevip }) ),
+              'appliance': {
+                'version': (applianceversion)
+              }
             } | to_nice_yaml(indent=2, width=4096)
           }}
 
     - name: Aggregate chart_values into dict
       ansible.builtin.set_fact:
         workloadcluster_chartvalues: "{{ workloadcluster_chartvalues | default({}) | combine({ item.key: { 'chart_values': (item.value.chart_values | default('') | from_yaml) } }) }}"
-      # when: item.value.chart_values is defined
       loop: "{{ query('ansible.builtin.dict', downstream.helm_charts) }}"
       loop_control:
         label: "{{ item.key }}"
diff --git a/ansible/roles/firstboot/files/ansible_payload/bootstrap/roles/metacluster/tasks/json-server.yml b/ansible/roles/firstboot/files/ansible_payload/bootstrap/roles/metacluster/tasks/json-server.yml
new file mode 100644
index 0000000..ab0ca72
--- /dev/null
+++ b/ansible/roles/firstboot/files/ansible_payload/bootstrap/roles/metacluster/tasks/json-server.yml
@@ -0,0 +1,27 @@
+- block:
+    - name: Install json-server chart
+      kubernetes.core.helm:
+        name: json-server
+        chart_ref: /opt/metacluster/helm-charts/json-server
+        release_namespace: json-server
+        create_namespace: true
+        wait: false
+        kubeconfig: "{{ kubeconfig.path }}"
+        values: "{{ components['json-server'].chart_values }}"
+
+    - name: Ensure json-server API availability
+      ansible.builtin.uri:
+        url: https://version.{{ vapp['metacluster.fqdn'] }}/healthz
+        method: GET
+      register: api_readycheck
+      until:
+        - api_readycheck.json.status is defined
+        - api_readycheck.json.status == 'running'
+      retries: "{{ playbook.retries }}"
+      delay: "{{ (storage_benchmark | int) * (playbook.delay.long | int) }}"
+
+  module_defaults:
+    ansible.builtin.uri:
+      validate_certs: no
+      status_code: [200, 201]
+      body_format: json
diff --git a/ansible/roles/firstboot/files/ansible_payload/bootstrap/roles/metacluster/tasks/main.yml b/ansible/roles/firstboot/files/ansible_payload/bootstrap/roles/metacluster/tasks/main.yml
index b08f420..d8054e1 100644
--- a/ansible/roles/firstboot/files/ansible_payload/bootstrap/roles/metacluster/tasks/main.yml
+++ b/ansible/roles/firstboot/files/ansible_payload/bootstrap/roles/metacluster/tasks/main.yml
@@ -1,5 +1,6 @@
 - import_tasks: init.yml
 - import_tasks: k3s.yml
+- import_tasks: json-server.yml
 - import_tasks: assets.yml
 - import_tasks: kube-vip.yml
 - import_tasks: storage.yml
diff --git a/ansible/vars/metacluster.yml b/ansible/vars/metacluster.yml
index 2d0ca1b..2a39245 100644
--- a/ansible/vars/metacluster.yml
+++ b/ansible/vars/metacluster.yml
@@ -51,6 +51,8 @@ platform:
       url: https://prometheus-community.github.io/helm-charts
     - name: smallstep
       url: https://smallstep.github.io/helm-charts/
+    - name: spamasaurus
+      url: https://code.spamasaurus.com/api/packages/djpbessems/helm
 
 components:
 
@@ -225,6 +227,34 @@ components:
             registry:
               size: 25Gi
 
+  json-server:
+    helm:
+      version: v0.5.1
+      chart: spamasaurus/json-server
+      parse_logic: helm template . | yq --no-doc eval '.. | .image? | select(.)' | sort -u | awk '!/ /'
+      chart_values: !unsafe |
+        ingress:
+          enabled: true
+          hosts:
+            - host: version.{{ vapp['metacluster.fqdn'] }}
+              paths:
+                - path: /
+                  pathType: Prefix
+        seedData:
+          configInline: |
+            {
+              "appliance": { "version": "{{ appliance.version }}" },
+              "components": [
+                { "app": "argo-cd", "version": "{{ components[argo-cd].helm.version }}" },
+                { "app": "cert-manager", "version": "{{ components[cert-manager].helm.version }}" },
+                { "app": "cluster-api",
+                  "management": { "foo": "bar" },
+                  "workload": { "foo": "bar" }
+                }
+              ],
+              "healthz": { "status": "running" }
+            }
+
   # keycloakx:
   #   helm:
   #     version: 2.1.1  # (= Keycloak 20.0.3)