wip: workflow to test helm deploy

.github/workflows/test-helm.yaml

@@ -0,0 +1,37 @@
+name: Test Helm Chart
+
+on:
+  push:
+    paths:
+      - 'helm/**'
+  pull_request:
+    paths:
+      - 'helm/**'
+
+jobs:
+  test-helm:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Kubernetes tools
+        uses: azure/setup-kubectl@v3
+
+      - name: Set up Helm
+        uses: azure/setup-helm@v3
+        with:
+          version: 'v3.13.2'
+
+      - name: Create kind cluster
+        uses: helm/[email protected]
+
+      - name: Run Helm tests
+        run: |
+          # Install chart with test values
+          helm upgrade --install stac-auth-proxy ./helm \
+            --values ./helm/test-values.yaml \
+            --wait \
+            --timeout 2m
+
+          # Run helm tests
+          helm test stac-auth-proxy --timeout 2m

helm/templates/tests/test-auth.yaml

@@ -0,0 +1,27 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: "{{ include "stac-auth-proxy.fullname" . }}-test-auth"
+  labels:
+    {{- include "stac-auth-proxy.labels" . | nindent 4 }}
+  annotations:
+    "helm.sh/hook": test
+    "helm.sh/hook-delete-policy": before-hook-creation,hook-succeeded
+spec:
+  containers:
+    - name: curl
+      image: curlimages/curl
+      command: 
+        - /bin/sh
+        - -c
+        - |
+          # Make request and check for 401
+          response=$(curl -o /dev/null -s -w "%{http_code}" http://{{ include "stac-auth-proxy.fullname" . }}:{{ .Values.service.port }}/)
+          if [ "$response" = "401" ]; then
+            echo "Successfully got 401 Unauthorized as expected"
+            exit 0
+          else
+            echo "Expected 401 but got $response"
+            exit 1
+          fi
+  restartPolicy: Never

helm/templates/tests/test-connection.yaml

@@ -0,0 +1,15 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: "{{ include "stac-auth-proxy.fullname" . }}-test-connection"
+  labels:
+    {{- include "stac-auth-proxy.labels" . | nindent 4 }}
+  annotations:
+    "helm.sh/hook": test
+spec:
+  containers:
+    - name: wget
+      image: busybox
+      command: ['wget']
+      args: ['{{ include "stac-auth-proxy.fullname" . }}:{{ .Values.service.port }}/healthz']
+  restartPolicy: Never

helm/templates/tests/test-service.yaml

@@ -0,0 +1,35 @@
+apiVersion: v1
+kind: Pod
+metadata:
+  name: "{{ include "stac-auth-proxy.fullname" . }}-test-service"
+  labels:
+    {{- include "stac-auth-proxy.labels" . | nindent 4 }}
+  annotations:
+    "helm.sh/hook": test
+    "helm.sh/hook-delete-policy": before-hook-creation,hook-succeeded
+spec:
+  containers:
+    - name: test
+      image: busybox
+      command:
+        - sh
+        - -c
+        - |
+          # Test service type is set to a valid value
+          service_type="{{ .Values.service.type }}"
+          valid_types="ClusterIP NodePort LoadBalancer"
+
+          if ! echo "$valid_types" | grep -w "$service_type" > /dev/null; then
+            echo "Invalid service type: $service_type"
+            exit 1
+          fi
+
+          # Test service port is set and is a valid port number
+          port="{{ .Values.service.port }}"
+          if [ -z "$port" ] || [ "$port" -lt 1 ] || [ "$port" -gt 65535 ]; then
+            echo "Invalid service port: $port"
+            exit 1
+          fi
+
+          echo "Service configuration is valid"
+  restartPolicy: Never