added drone/HelmChart templates

drone/HelmChart.yml

@@ -0,0 +1,78 @@
+.HelmChartLint: &HelmChartLint
+  name: HelmChartLint
+  image: alpine/helm:3.10.0
+  
+  environment:
+    CHART_PATH: "./chart"
+    
+  commands:
+    - |
+      cd "$CHART_PATH"
+      helm lint .
+
+.HelmChartPublish: &HelmChartPublish
+  name: HelmChartPublish
+  image: alpine/helm:3.10.0
+  
+  environment:
+    HELM_REPO_NAME: "" # defaults to project name
+    HELM_ENDPOINT: "" # defaults to gitea organization helm registry if running in gitea
+    HELM_USER: "" # defaults to CI_REGISTRY_USER
+    HELM_PASSWORD: "" # defaults to CI_REGISTRY_PASSWORD
+
+    CHART_PATH: "./chart"
+
+    TAG_COMMIT_ENABLE: "true"
+    TAG_COMMIT_BASE_VERSION: "0.0.0"
+    TAG_COMMIT_PREFIX: "commit-"
+
+    TAG_REF_SLUG_ENABLE: "true"
+    TAG_REF_SLUG_BASE_VERSION: "0.0.0"
+    
+  commands:
+    # drone does not support expanding vars in environment values, set defaults via bash
+    - if [[ -z "$HELM_REPO_NAME" ]]; then HELM_REPO_NAME=$CI_PROJECT_NAME; fi
+    - if [[ -z "$HELM_USER" ]]; then HELM_USER=$CI_REGISTRY_USER; fi
+    - if [[ -z "$HELM_PASSWORD" ]]; then HELM_PASSWORD=$CI_REGISTRY_PASSWORD; fi
+
+    # add default chart endpoints for gitea
+    - |
+      if [[ -z "$HELM_ENDPOINT" ]]; then
+        if [[ ! -z "$GITEA_PACKAGES_API" ]]; then
+          HELM_ENDPOINT="$GITEA_PACKAGES_API/$CI_PROJECT_NAMESPACE/helm"
+        else
+          echo "ERROR: no helm endpoint defined"
+          exit 1
+        fi
+      fi
+    
+    # install plugin chartmuseum/helm-push
+    - helm plugin install https://github.com/chartmuseum/helm-push
+
+    # register repo
+    - helm repo add --username="$HELM_USER" --password="$HELM_PASSWORD" "$HELM_REPO_NAME" "$HELM_ENDPOINT"
+
+    # prepare package
+    - |
+      cd "$CHART_PATH"
+      helm package .
+
+    - |
+      if [[ "$GITLAB_HELM_REPO_AUTH" == "true" ]]; then
+        helm repo add --username="${CI_REGISTRY_USER}" --password="${CI_REGISTRY_PASSWORD}" "$HELM_REPO_NAME" $HELM_STABLE_ENDPOINT
+      fi
+    
+    # default tag based on commit
+    - |
+      if [[ "$TAG_COMMIT_ENABLE" == "true" ]]; then
+        helm cm-push . "$HELM_REPO_NAME" --version=$TAG_COMMIT_BASE_VERSION-$IMAGE_COMMIT_PREFIX-$CI_COMMIT_SHA
+      fi
+
+    # add tag for reference if available
+    - |
+      if [[ "$TAG_REF_SLUG_ENABLE" == "true" ]] && [[ ! -z $DRONE_TAG ]]; then
+        # special handling for tags: strip leading "v" character if present to allow tags with or without leading "v" to work
+        helm cm-push . "$HELM_REPO_NAME" --version="${DRONE_TAG#"v"}"
+      elif [[ "$TAG_REF_SLUG_ENABLE" == "true" ]] && [[ -z "$DRONE_PULL_REQUEST" ]] && [[ ! -z $DRONE_BRANCH ]]; then
+        helm cm-push . "$HELM_REPO_NAME" --version=$TAG_REF_SLUG_BASE_VERSION-$DRONE_BRANCH
+      fi