⛏️ Adding helm management of ArgoCD using an ApplicationSet (#135)

Adding ArgoCD to manage itself

Author: clee231

kubernetes/argocd/maid-cafe-stacks/appsets/argo.yml

@@ -0,0 +1,47 @@
+---
+apiVersion: argoproj.io/v1alpha1
+kind: ApplicationSet
+metadata:
+  name: argocd
+spec:
+  goTemplate: true
+  goTemplateOptions: ["missingkey=error"]
+  generators:
+    - pullRequest:
+        github:
+          owner: acm-uic
+          repo: IaC
+          labels:
+            - ':wheel_of_dharma: k8s'
+            - ':eyes: preview'
+        requeueAfterSeconds: 60
+  template:
+    metadata:
+      name: '{{if ne .branch_slug .target_branch_slug}}pr-{{.number}}-{{end}}argocd'
+      namespace: argocd
+    spec:
+      sources:
+        - repoURL: 'https://argoproj.github.io/argo-helm'
+          targetRevision: 8.0.14
+          chart: argo-cd
+          helm:
+            valueFiles:
+              - $values/kubernetes/argocd/maid-cafe-stacks/helm_charts/argocd/values.yml
+        - path: kubernetes/argocd/maid-cafe-stacks/helm_charts/argocd
+          repoURL: '[email protected]:acm-uic/IaC.git'
+          targetRevision: '{{.head_sha}}'
+          ref: values
+          directory:
+            recurse: true
+            include: '*.yml'
+            exclude: values.yml
+      project: default
+      destination:
+        server: https://kubernetes.default.svc
+        namespace: '{{if ne .branch_slug .target_branch_slug}}pr-{{end}}{{.branch_slug}}-{{.number}}'
+      syncPolicy:
+        syncOptions:
+          - CreateNamespace=true
+        automated:
+          prune: true
+          selfHeal: true

kubernetes/argocd/maid-cafe-stacks/appsets/pr-preview.yml

@@ -17,7 +17,7 @@ spec:
         requeueAfterSeconds: 60
   template:
     metadata:
-      name: '{{if ne .head_short_sha .target_branch_sha}}pr-{{end}}{{.branch_slug}}-{{.number}}'
+      name: '{{if ne .branch_slug .target_branch_slug}}pr-{{end}}{{.branch_slug}}-{{.number}}'
       namespace: argocd
     spec:
       source:
@@ -27,7 +27,7 @@ spec:
       project: default
       destination:
         server: https://kubernetes.default.svc
-        namespace: '{{if ne .head_short_sha .target_branch_sha}}pr-{{end}}{{.branch_slug}}-{{.number}}'
+        namespace: '{{if ne .branch_slug .target_branch_slug}}pr-{{end}}{{.branch_slug}}-{{.number}}'
       syncPolicy:
         syncOptions:
           - CreateNamespace=true

kubernetes/argocd/maid-cafe-stacks/helm_charts/argocd/values.yml

@@ -0,0 +1,19 @@
+---
+redis-ha:
+  enabled: true
+
+controller:
+  replicas: 1
+
+server:
+  autoscaling:
+    enabled: true
+    minReplicas: 2
+
+repoServer:
+  autoscaling:
+    enabled: true
+    minReplicas: 2
+
+applicationSet:
+  replicas: 2

kubernetes/argocd/maid-cafe-stacks/iac.yml

@@ -12,7 +12,7 @@ spec:
   source:
     path: kubernetes/argocd/maid-cafe-stacks/appsets
     repoURL: '[email protected]:acm-uic/IaC.git' 
-    targetRevision: 'feature/maid-cafe-argo'
+    targetRevision: 'main'
   syncPolicy:
     automated:
       prune: true