Add helm-lint action (#29)

* add helm-lint command

.github/workflows/build-and-publish.yaml

@@ -12,7 +12,7 @@ env:
 
 jobs:
   docker:
-    runs-on: [self-hosted, Linux, small]
+    runs-on: mco-dev-small-x64
     steps:
     - name: Checkout
       uses: actions/checkout@v3

.github/workflows/release.yaml

@@ -11,7 +11,7 @@ permissions:
 
 jobs:
   gh-release:
-    runs-on: [self-hosted, Linux, small]
+    runs-on: mco-dev-small-x64
     steps:
     - name: Checkout
       uses: actions/checkout@v3

.github/workflows/tag.yaml

@@ -11,7 +11,7 @@ on:
 
 jobs:
   tag:
-    runs-on: [self-hosted, Linux, small]
+    runs-on: mco-dev-small-x64
     steps:
     # We need to use an external PAT here because GHA will not run downstream events if we use the built in token.
     - name: Checkout

README.md

@@ -89,6 +89,17 @@ Deploy helm chart in target namespace/cluster
 | `rancher_url` | `string` | Rancher Server URL |
 | `rancher_token` | `string` | Rancher API Token |
 
+### helm-lint
+
+Lint all the helm charts in the current workspace.
+
+```yaml
+    - name: Lint Helm Charts
+      uses: mobilecoinofficial/[email protected]
+      with:
+        action: helm-lint
+```
+
 ### helm-release-delete
 
 Delete a helm release in the target namespace/cluster.

entrypoint.sh

@@ -306,6 +306,19 @@ then
             fi
             ;;
 
+        helm-lint)
+            # Lint all the helm charts in the repo
+            chart_files=$(find . -name Chart.yaml -type f)
+
+            # helm lint on directories where there are chart.yaml files
+            for c in ${chart_files}
+            do
+                chart=$(dirname "${c}")
+                echo "-- Linting ${chart}"
+                helm lint --quiet "${chart}" 2>&1
+            done
+            ;;
+
         helm-release-delete)
             # Delete a helm release
             rancher_get_kubeconfig