feat: added helm chart

Signed-off-by: Armin Schlegel <armin.schlegel@gmx.de>

.github/workflows/commitlint.yml

@@ -3,6 +3,11 @@ on:
   pull_request:
     branches:
       - "**"
+  push:
+    branches:
+      - main
+      - beta
+
 jobs:
   commitlint:
     runs-on: ubuntu-latest

.github/workflows/release.yml

@@ -1,9 +1,17 @@
 name: Release
+
 on:
-  push:
+  workflow_run:
+    workflows: ["Lint Commit Messages"]
     branches:
       - main
       - beta
+    types:
+      - completed
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
 
 jobs:
   release:
@@ -14,7 +22,32 @@ jobs:
         uses: actions/checkout@v2
         with:
           fetch-depth: 0
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v3
+        with:
+          node-version: "lts/*"
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@v2
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.PACKAGES_TOKEN }}
+
+      - name: Setup helm
+        uses: azure/setup-helm@v3
+        with:
+          version: "v3.11.1"
+
       - name: Release
         env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: npx semantic-release
+          GITHUB_TOKEN: ${{ secrets.PACKAGES_TOKEN }}
+          REGISTRY_USERNAME: ${{ github.actor }}
+          REGISTRY_PASSWORD: ${{ secrets.GITHUB_TOKEN }}
+        run: |-
+          #!/bin/bash
+          set -e
+          # add more plugins: https://semantic-release.gitbook.io/semantic-release/extending/plugins-list
+          npm install @semantic-release/github @semantic-release/exec @semantic-release/git semantic-release-helm3 -D 
+          npx -c semantic-release

.releaserc.json

@@ -0,0 +1,39 @@
+{
+  "branches": [
+    {
+      "name": "main"
+    },
+    {
+      "name": "beta",
+      "prerelease": true
+    }
+  ],
+  "plugins": [
+    "@semantic-release/commit-analyzer",
+    "@semantic-release/release-notes-generator",
+    [
+      "@semantic-release/exec",
+      {
+        "prepareCmd": "cd charts/grafana-dashboards/scripts/ && ./edge_nodes.sh"
+      }
+    ],
+    [
+      "semantic-release-helm3",
+      {
+        "chartPath": "./charts/grafana-dashboards",
+        "registry": "ghcr.io/edgefarm/grafana-dashboards"
+      }
+    ],
+    [
+      "@semantic-release/git",
+      {
+        "assets": [
+          "charts/grafana-dashboards/Chart.yaml",
+          "charts/grafana-dashboards/templates/dashboard-edge-nodes.yaml"
+        ],
+        "message": "chore(release): ${nextRelease.version} [skip ci]\n\n${nextRelease.notes}"
+      }
+    ],
+    "@semantic-release/github"
+  ]
+}

charts/grafana-dashboards/Chart.yaml

@@ -0,0 +1,15 @@
+apiVersion: v2
+name: grafana-dashboards
+description: This chart contains a bunch of grafana dashboards that are loaded into grafana by the grafana-operator.
+type: application
+version: 0.1.0
+appVersion: 0.1.0
+keywords:
+  - edgefarm.monitor
+  - grafana
+  - dashboards
+sources:
+  - https://github.com/edgefarm/grafana-dashboards
+maintainers:
+  - name: Armin Schlegel
+    email: armin.schlegel@gmx.de

charts/grafana-dashboards/scripts/edge_nodes.sh

@@ -0,0 +1,53 @@
+#!/bin/bash
+# This script is supposed to be called from the location of the script (charts/grafana-dashboards/scripts)
+
+set -e
+
+function createDashboardTemplate() {
+  # Parameters
+  local configmap_name=$1
+  local file_path=$2
+  local output_file=$3
+
+  # Extract the filename from the file path to use as the key in the ConfigMap
+  local file_name=$(basename "$file_path")
+
+  # Create a temporary yaml file
+  local temp_file=$(mktemp)
+
+  echo "{{- if.Values.dashboards.edgeNodes.enabled }}" >"$temp_file"
+
+  # Write the ConfigMap to the temporary file
+  cat <<EOF >>$temp_file
+---
+# This file is generated by charts/grafana-dashboards/scripts/edge_nodes.sh
+# Do not edit this file manually
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: $configmap_name
+  namespace: "{{ .Release.Namespace }}"
+  labels:
+    grafana_dashboard: ""
+    {{- include "grafana-dashboards.labels" . | nindent 4 }}
+data:
+  $file_name: |-
+EOF
+
+  # Append the contents of the file to the ConfigMap
+  sed 's/^/    /' "$file_path" >>"$temp_file"
+
+  echo -e "\n{{- end }}" >>"$temp_file"
+
+  ## Search and Replace the legendFormat if it contains variables like {{ variable}} to
+  ## make them work with helm (put raw string around them {{ ` raw string ` }})
+  ## example: "legendFormat": "{{chip}}-{{sensor}}" to "legendFormat": {{`"{{chip}}-{{sensor}}",`}}
+  sed -ri 's#\"legendFormat\": \"(.*)\",#\"legendFormat\": \{\{`\"\1\",`\}\}#g' "$temp_file"
+
+  cat "$temp_file" >"$output_file"
+
+  # Remove the temporary file
+  rm "$temp_file"
+}
+
+createDashboardTemplate "dashboard-edge-nodes" "../../../dashboards/edge_nodes.json" "../templates/dashboard-edge-nodes.yaml"

charts/grafana-dashboards/templates/_helpers.tpl

@@ -0,0 +1,62 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "grafana-dashboards.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "grafana-dashboards.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "grafana-dashboards.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "grafana-dashboards.labels" -}}
+helm.sh/chart: {{ include "grafana-dashboards.chart" . }}
+{{ include "grafana-dashboards.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "grafana-dashboards.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "grafana-dashboards.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "grafana-dashboards.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "grafana-dashboards.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}