feat: initial commit

Signed-off-by: clavinjune <[email protected]>

.github/workflows/releaser.yaml

@@ -0,0 +1,48 @@
+# This is a basic workflow to help you get started with Actions
+
+name: releaser
+
+# Controls when the workflow will run
+on:
+  # Triggers the workflow on push or pull request events but only for the "main" branch
+  push:
+    branches: [ "main" ]
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write # to push chart release and create a release (helm/chart-releaser-action)
+      packages: write # needed for ghcr access
+      id-token: write # needed for keyless signing
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - run: |
+          git config user.name "$GITHUB_ACTOR"
+          git config user.email "[email protected]"
+      - uses: helm/[email protected]
+        env:
+          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+          CR_GENERATE_RELEASE_NOTES: true
+      - uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Push charts to GHCR
+        run: |
+          shopt -s nullglob
+          for pkg in .cr-release-packages/*; do
+            if [ -z "${pkg:-}" ]; then
+              break
+            fi
+            helm push "${pkg}" "oci://ghcr.io/${GITHUB_REPOSITORY_OWNER}/helm-charts"
+          done

.gitignore

@@ -0,0 +1 @@
+override.yaml

README.md

@@ -1 +1,12 @@
-# helm-charts
+# helm-charts
+
+## Get Repository Info
+
+This repository support HTTPS and OCI:
+- [https://gopaytech.github.io/helm-charts]
+
+```shell
+helm repo add gopaytech https://gopaytech.github.io/helm-charts
+helm repo update
+helm search repo gopaytech
+```

charts/mtr-exporter/.helmignore

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+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

charts/mtr-exporter/Chart.yaml

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+apiVersion: v2
+name: mtr-exporter
+version: "0.0.5"
+kubeVersion: ">= 1.29.0"
+description: A Helm chart for github.com/mgumz/mtr-exporter
+type: application
+keywords:
+  - mtr
+  - networking
+  - observability
+home: https://gopaytech.github.io/helm-charts
+sources:
+  - https://github.com/mgumz/mtr-exporter
+maintainers:
+  - name: clavinjune
+    email: [email protected]
+    url: https://clavinjune.dev
+appVersion: "0.4.0"

charts/mtr-exporter/README.md

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+# mtr-exporter Helm Chart
+
+Installs the [mtr-exporter](https://github.com/mgumz/mtr-exporter)
+
+## Get Repository Info
+
+```shell
+helm repo add gopaytech https://gopaytech.github.io/helm-charts
+helm repo update
+```
+
+## Install Chart
+
+```shell
+helm show values gopaytech/mtr-exporter > default.yaml
+# adjust the default.yaml
+helm install <release-name> gopaytech/mtr-exporter -f default.yaml [flags]
+```
+
+## Jobs Configuration
+
+See [jobs-file-syntax](https://github.com/mgumz/mtr-exporter?tab=readme-ov-file#jobs-file-syntax) for more detail
+
+```yaml
+jobs:
+  globalConfig:
+    schedule: "@every 60s"
+    flags: "--tcp --port 443 -c 10"
+  config:
+    9.9.9.9:
+      schedule: "@every 120s"
+      flags: "-I ven1 -n"
+    example.com: 
+      schedule: "@every 45s"
+      flags: "-I ven2 -n"
+    foobar.io: {}
+```
+
+Will be resulting in
+
+```plaintext
+9.9.9.9 -- @every 120s -- -I ven1 -n 9.9.9.9
+example.com -- @every 45s -- -I ven2 -n example.com
+foobar.io -- @every 60s -- --tcp --port 443 -c 10 foobar.io
+```

charts/mtr-exporter/templates/_helpers.tpl

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+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "mtr-exporter.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 "mtr-exporter.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 "mtr-exporter.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "mtr-exporter.labels" -}}
+helm.sh/chart: {{ include "mtr-exporter.chart" . }}
+{{ include "mtr-exporter.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "mtr-exporter.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "mtr-exporter.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "mtr-exporter.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "mtr-exporter.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}

charts/mtr-exporter/templates/configmap.yaml

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+{{- $globalConfig := .Values.jobs.globalConfig -}}
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ include "mtr-exporter.fullname" . }}
+  labels:
+    {{- include "mtr-exporter.labels" . | nindent 4 }}
+data:
+  jobs.txt: |-
+  {{- range $k, $v := .Values.jobs.config }}
+    {{ $k }} -- {{ $v.schedule | default $globalConfig.schedule }} -- {{ $v.flags | default $globalConfig.flags }} {{ $k }}
+  {{- end }}

charts/mtr-exporter/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "mtr-exporter.fullname" . }}
+  labels:
+    {{- include "mtr-exporter.labels" . | nindent 4 }}
+spec:
+  {{- if not .Values.autoscaling.enabled }}
+  replicas: {{ .Values.replicaCount }}
+  {{- end }}
+  selector:
+    matchLabels:
+      {{- include "mtr-exporter.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        {{- include "mtr-exporter.labels" . | nindent 8 }}
+        {{- with .Values.podLabels }}
+        {{- toYaml . | nindent 8 }}
+        {{- end }}
+    spec:
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      serviceAccountName: {{ include "mtr-exporter.serviceAccountName" . }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      containers:
+        - name: {{ .Chart.Name }}
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          command:
+            - /sbin/tini
+            - --
+            - /usr/bin/mtr-exporter
+          args:
+            - -jobs
+            - /etc/mtr-exporter/jobs.txt
+          ports:
+            - name: http
+              containerPort: {{ .Values.service.port }}
+              protocol: TCP
+          livenessProbe:
+            {{- toYaml .Values.livenessProbe | nindent 12 }}
+          readinessProbe:
+            {{- toYaml .Values.readinessProbe | nindent 12 }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          volumeMounts:
+            - name: jobsconfig
+              mountPath: "/etc/mtr-exporter"
+              readOnly: true
+            {{- with .Values.volumeMounts }}
+              {{- toYaml . | nindent 12 }}
+            {{- end }}
+      volumes:
+        - name: jobsconfig
+          configMap:
+            name: {{ include "mtr-exporter.fullname" . }}
+        {{- with .Values.volumes }}
+          {{- toYaml . | nindent 8 }}
+        {{- end }}
+      {{- with .Values.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}

charts/mtr-exporter/templates/hpa.yaml

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+{{- if .Values.autoscaling.enabled }}
+apiVersion: autoscaling/v2
+kind: HorizontalPodAutoscaler
+metadata:
+  name: {{ include "mtr-exporter.fullname" . }}
+  labels:
+    {{- include "mtr-exporter.labels" . | nindent 4 }}
+spec:
+  scaleTargetRef:
+    apiVersion: apps/v1
+    kind: Deployment
+    name: {{ include "mtr-exporter.fullname" . }}
+  minReplicas: {{ .Values.autoscaling.minReplicas }}
+  maxReplicas: {{ .Values.autoscaling.maxReplicas }}
+  metrics:
+    {{- if .Values.autoscaling.targetCPUUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: cpu
+        target:
+          type: Utilization
+          averageUtilization: {{ .Values.autoscaling.targetCPUUtilizationPercentage }}
+    {{- end }}
+    {{- if .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    - type: Resource
+      resource:
+        name: memory
+        target:
+          type: Utilization
+          averageUtilization: {{ .Values.autoscaling.targetMemoryUtilizationPercentage }}
+    {{- end }}
+{{- end }}

charts/mtr-exporter/templates/ingress.yaml

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+{{- if .Values.ingress.enabled -}}
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: {{ include "mtr-exporter.fullname" . }}
+  labels:
+    {{- include "mtr-exporter.labels" . | nindent 4 }}
+  {{- with .Values.ingress.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- with .Values.ingress.className }}
+  ingressClassName: {{ . }}
+  {{- end }}
+  {{- if .Values.ingress.tls }}
+  tls:
+    {{- range .Values.ingress.tls }}
+    - hosts:
+        {{- range .hosts }}
+        - {{ . | quote }}
+        {{- end }}
+      secretName: {{ .secretName }}
+    {{- end }}
+  {{- end }}
+  rules:
+    {{- range .Values.ingress.hosts }}
+    - host: {{ .host | quote }}
+      http:
+        paths:
+          {{- range .paths }}
+          - path: {{ .path }}
+            {{- with .pathType }}
+            pathType: {{ . }}
+            {{- end }}
+            backend:
+              service:
+                name: {{ include "mtr-exporter.fullname" $ }}
+                port:
+                  number: {{ $.Values.service.port }}
+          {{- end }}
+    {{- end }}
+{{- end }}