feat(argocd-apps): Add ArgoCD ApplicationSet (#1521)

* Add ArgoCD ApplicationSet

Signed-off-by: toyamagu <toyamagu2021@gmail.com>
Signed-off-by: Petr Drastil <petr.drastil@gmail.com>
Co-authored-by: Petr Drastil <petr.drastil@gmail.com>

.github/workflows/lint-and-test.yml

@@ -59,10 +59,11 @@ jobs:
         if: steps.list-changed.outputs.changed == 'true'
         with:
           config: .github/configs/kind-config.yaml
-
+          
       - name: Deploy latest ArgoCD CRDs when testing ArgoCD extensions
         if: |
-          contains(steps.list-changed.outputs.changed_charts, 'argocd-image-updater')
+          contains(steps.list-changed.outputs.changed_charts, 'argocd-image-updater') ||
+          contains(steps.list-changed.outputs.changed_charts, 'argocd-apps')
         run: |
           helm repo add dandydeveloper https://dandydeveloper.github.io/charts/
           helm dependency build charts/argo-cd/

charts/argocd-apps/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: argocd-apps
 description: A Helm chart for managing additional Argo CD Applications and Projects
 type: application
-version: 0.0.1
+version: 0.0.2
 home: https://github.com/argoproj/argo-helm
 icon: https://argo-cd.readthedocs.io/en/stable/assets/logo.png
 keywords:
@@ -14,4 +14,4 @@ maintainers:
     url: https://argoproj.github.io/
 annotations:
   artifacthub.io/changes: |
-    - "[Added]: Add additional Applications and Projects"
+    - "[Added]: Add ApplicationSets"

charts/argocd-apps/README.md

@@ -25,6 +25,7 @@ $ helm install my-release argo/argocd-apps
 | Key | Type | Default | Description |
 |-----|------|---------|-------------|
 | applications | list | `[]` (See [values.yaml]) | Deploy Argo CD Applications within this helm release |
+| applicationsets | list | `[]` (See [values.yaml]) | Deploy Argo CD ApplicationSets within this helm release |
 | projects | list | `[]` (See [values.yaml]) | Deploy Argo CD Projects within this helm release |
 
 ----------------------------------------------

charts/argocd-apps/ci/applicationsets-values.yaml

@@ -0,0 +1,45 @@
+# Test with applicationsets
+
+applicationsets:
+- name: guestbook
+  namespace: default # Only for test purpose.
+  additionalLabels: {}
+  additionalAnnotations: {}
+  # See PR #10026 (ArgoCD v2.5 or later)
+  # goTemplate: false
+  generators:
+  - git:
+      repoURL: https://github.com/argoproj/argocd-example-apps.git
+      revision: HEAD
+      directories:
+      - path: guestbook
+      - path: kustomize-*
+  template:
+    metadata:
+      name: '{{path.basename}}'
+      labels: {}
+      annotations: {}
+    spec:
+      project: default
+      source:
+        repoURL: https://github.com/argoproj/argocd-example-apps.git
+        targetRevision: HEAD
+        path: '{{path}}'
+      destination:
+        server: https://kubernetes.default.svc
+        namespace: default
+      syncPolicy:
+        automated:
+          prune: false
+          selfHeal: false
+      ignoreDifferences:
+      - group: apps
+        kind: Deployment
+        jsonPointers:
+        - /spec/replicas
+      info:
+      - name: url
+        value: https://argoproj.github.io/
+  syncPolicy:
+    # Set Application finalizer
+    preserveResourcesOnDeletion: false

charts/argocd-apps/templates/applicationsets.yaml

@@ -0,0 +1,73 @@
+
+{{- range .Values.applicationsets }}
+---
+apiVersion: argoproj.io/v1alpha1
+kind: ApplicationSet
+metadata:
+  {{- with .additionalAnnotations }}
+  annotations:
+    {{- range $key, $value := . }}
+    {{ $key }}: {{ $value | quote }}
+    {{- end }}
+  {{- end }}
+  {{- with .additionalLabels }}
+  labels:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  name: {{ .name }}
+  {{- with .namespace }}
+  namespace: {{ . }}
+  {{- end }}
+spec:
+  {{- if hasKey . "goTemplate" }}
+  goTemplate: {{ .goTemplate }}
+  {{- end }}
+  {{- with .generators }}
+  generators:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- with .syncPolicy }}
+  syncPolicy:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- with .template }}
+  template:
+    {{- with .metadata }}
+    metadata:
+      {{- with .annotations }}
+      annotations:
+        {{- range $key, $value := . }}
+        {{ $key }}: {{ $value | squote }}
+        {{- end }}
+      {{- end }}
+      {{- with .labels }}
+      labels:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      name: {{ .name | squote }}
+      {{- with .namespace }}
+      namespace: {{ . | squote }}
+      {{- end }}
+    {{- end }}
+    {{- with .spec }}
+    spec:
+      project: {{ tpl .project $ }}
+      source:
+        {{- toYaml .source | nindent 8 }}
+      destination:
+        {{- toYaml .destination | nindent 8 }}
+      {{- with .syncPolicy }}
+      syncPolicy:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .ignoreDifferences }}
+      ignoreDifferences:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .info }}
+      info:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+    {{- end -}}
+  {{- end }}
+{{- end }}

charts/argocd-apps/values.yaml

@@ -74,3 +74,50 @@ projects: []
 #     manualSync: true
 #   signatureKeys:
 #   - keyID: ABCDEF1234567890
+
+# -- Deploy Argo CD ApplicationSets within this helm release
+# @default -- `[]` (See [values.yaml])
+## Ref: https://argo-cd.readthedocs.io/en/stable/operator-manual/applicationset/
+applicationsets: []
+# - name: guestbook
+#   namespace: argocd
+#   additionalLabels: {}
+#   additionalAnnotations: {}
+#   # See PR #10026 (ArgoCD v2.5 or later)
+#   # goTemplate: false
+#   generators:
+#   - git:
+#       repoURL: https://github.com/argoproj/argocd-example-apps.git
+#       revision: HEAD
+#       directories:
+#       - path: guestbook
+#       - path: kustomize-*
+#   template:
+#     metadata:
+#       name: '{{path.basename}}'
+#       labels: {}
+#       annotations: {}
+#     spec:
+#       project: default
+#       source:
+#         repoURL: https://github.com/argoproj/argocd-example-apps.git
+#         targetRevision: HEAD
+#         path: '{{path}}'
+#       destination:
+#         server: https://kubernetes.default.svc
+#         namespace: default
+#       syncPolicy:
+#         automated:
+#           prune: false
+#           selfHeal: false
+#       ignoreDifferences:
+#       - group: apps
+#         kind: Deployment
+#         jsonPointers:
+#         - /spec/replicas
+#       info:
+#       - name: url
+#         value: https://argoproj.github.io/
+#   syncPolicy:
+#     # Set Application finalizer
+#     preserveResourcesOnDeletion: false