test: update helm install logic for upgrade tests (#1041)

Signed-off-by: Anish Ramasekar <anish.ramasekar@gmail.com>

.pipelines/templates/e2e-test.yaml

@@ -3,7 +3,7 @@ parameters:
     type: string
   - name: testReleasedVersion
     type: boolean
-    default: false    
+    default: false
   - name: resetImageVersion
     type: boolean
     default: false
@@ -47,9 +47,7 @@ steps:
         export REGISTRY="${REGISTRY:-$(REGISTRY_NAME).azurecr.io/k8s/csi/secrets-store}"
       fi
       if [ "${{ parameters.testReleasedVersion }}" == True ] ; then
-        export HELM_CHART_DIR=charts/csi-secrets-store-provider-azure
-      else
-        export HELM_CHART_DIR=manifest_staging/charts/csi-secrets-store-provider-azure
+        export HELM_CHART_DIR=https://azure.github.io/secrets-store-csi-driver-provider-azure/charts
       fi
       make e2e-test
     displayName: "${{ parameters.testName }}"
@@ -72,7 +70,7 @@ steps:
         CI_KIND_CLUSTER: ${{ parameters.ciKindCluster }}
       ${{ if parameters.isArcTest }}:
         IS_ARC_TEST: ${{ parameters.isArcTest }}
-      # If the image is a released versions (i.e <= v1.3), it still doesn't support the 
+      # If the image is a released versions (i.e <= v1.3), it still doesn't support the
       # split cert/key feature, so we need to skip tests for those versions.
       ${{ if parameters.testReleasedVersion }}:
         GINKGO_SKIP: WriteCertAndKeyInSeparateFiles

test/e2e/e2e_suite_test.go

@@ -103,7 +103,6 @@ var _ = BeforeSuite(func() {
 })
 
 var _ = AfterSuite(func() {
-	// cleanup
 	defer func() {
 		// uninstall if it's not Soak Test, not backward compatibility test and if cluster is already upgraded or it's not cluster upgrade test
 		if !config.IsSoakTest && !config.IsArcTest && !config.IsBackwardCompatibilityTest && (!config.IsUpgradeTest || config.IsClusterUpgraded) {

test/e2e/framework/helm/helm.go

@@ -20,6 +20,7 @@ const (
 	// see https://github.com/Azure/secrets-store-csi-driver-provider-azure/issues/596
 	chartName            = "csi-secrets-store-provider-azure"
 	podIdentityChartName = "pi"
+	providerChartsRepo   = "https://azure.github.io/secrets-store-csi-driver-provider-azure/charts"
 )
 
 // InstallInput is the input for Install.
@@ -41,6 +42,17 @@ func Install(input InstallInput) {
 	defer os.Chdir(cwd)
 
 	chartDir := input.Config.HelmChartDir
+	// if chartDir is the official helm repo, then add the repo and update so the latest package is used
+	if chartDir == providerChartsRepo {
+		args := append([]string{"repo", "add", "csi-secrets-store-provider-azure", providerChartsRepo})
+		err := helm(args)
+		Expect(err).To(BeNil())
+
+		args = append([]string{"repo", "update"})
+		err = helm(args)
+		Expect(err).To(BeNil())
+		chartDir = "csi-secrets-store-provider-azure/csi-secrets-store-provider-azure"
+	}
 
 	args := append([]string{
 		"install",