chore(deployments): fix volume mounts for GKE and add validation tests

.github/workflows/ci-stable-release.yml

@@ -55,7 +55,7 @@ jobs:
       - name: Commit updated chart to main
         run: |
           STABLE_VERSION=`cat STABLE-RELEASE`
-          git add .
+          git add deployments/helm/Chart.yaml
           git config user.name $GITHUB_ACTOR
           git config user.email [email protected]
           git commit -m "[Automated] Update Helm Chart To $STABLE_VERSION" --signoff

.github/workflows/ci-test-helm-charts.yml

@@ -0,0 +1,38 @@
+name: ci-test-helm-charts
+
+on:
+  push:
+    branches: [main]
+    paths:
+      - "deployments/helm/**"
+      - ".github/workflows/ci-test-helm-charts.yml"
+  pull_request:
+    branches: [main]
+    paths:
+      - "deployments/helm/**"
+      - ".github/workflows/ci-test-helm-charts.yml"
+
+jobs:
+  lint:
+    name: Helm Chart Tests / ubuntu 20.04
+    runs-on: "ubuntu-20.04"
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          submodules: true
+
+      - uses: actions/setup-go@v3
+        with:
+          go-version: "v1.20"
+
+      - uses: azure/setup-helm@v3
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: helm lint
+        run: |
+          helm lint ./deployments/helm
+
+      - name: Validate helm environment template values
+        run: |
+          ./.github/workflows/helm-validate-values.sh

.github/workflows/helm-validate-values.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+# SPDX-License-Identifier: Apache-2.0
+# Copyright 2022 Authors of KubeArmor
+
+envs=("docker" "crio" "k3s" "microk8s" "minikube" "GKE" "BottleRocket" "EKS" "generic")
+
+echo "Testing environment specific helm templates..."
+for env in ${envs[@]}; do
+	echo "Generating templates for $env..."
+	helm template kubearmor ./deployments/helm --set environment.name=$env > $env.yml
+	if [[ "$?" -eq 1 ]]
+	then
+		echo "Failed to generate template for $env!"
+		exit 1
+	fi
+	rm -rf $env.yml
+done
+
+echo "Validated environment specific templates!"

deployments/helm/templates/daemonset.yaml

@@ -66,7 +66,7 @@ spec:
         {{- else if eq .Values.environment.name "minikube" }}
           {{- toYaml .Values.kubearmor.volumeMountsMinikube | trim | nindent 10 }}
         {{- else if eq .Values.environment.name "GKE" }}
-          {{- toYaml .Values.kubearmor.volumeMountsGke | trim | nindent 10 }}
+          {{- toYaml .Values.kubearmor.volumeMountsGKE | trim | nindent 10 }}
         {{- else if eq .Values.environment.name "BottleRocket" }}
           {{- toYaml .Values.kubearmor.volumeMountsBottleRocket | trim | nindent 10 }}
         {{- else if eq .Values.environment.name "EKS" }}

deployments/helm/values.yaml

@@ -474,7 +474,7 @@ kubearmor:
         type: DirectoryOrCreate
       name: crio-storage-path
 
-  volumesMicrok8s:
+  volumesMicroK8s:
     - hostPath:
         path: /usr/src
         type: Directory