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pichoukpichouk
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feat: add chart helm
1 parent 26db625 commit 0a8909f

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‎.github/workflows/helm-release.yml‎

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name: Release Helm Chart
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on:
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push:
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branches:
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- main
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env:
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REGISTRY: ghcr.io
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jobs:
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release-chart:
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runs-on: ubuntu-latest
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permissions:
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contents: read
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packages: write
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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- name: Install Helm
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uses: azure/setup-helm@v4
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with:
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version: "latest"
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- name: Login to Helm OCI Registry
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run: |
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echo "${{ secrets.GITHUB_TOKEN }}" | helm registry login ${{ env.REGISTRY }} -u ${{ github.actor }} --password-stdin
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- name: Extract version from Chart.yaml
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id: version
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run: |
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# Extract version from Chart.yaml
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VERSION=$(grep '^version:' ./chart/Chart.yaml | awk '{print $2}')
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echo "version=${VERSION}" >> $GITHUB_OUTPUT
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echo "Chart version: ${VERSION}"
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- name: Package Helm Chart
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run: |
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helm package ./chart
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- name: Push Helm Chart to OCI Registry
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run: |
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helm push ditto-${{ steps.version.outputs.version }}.tgz \
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oci://${{ env.REGISTRY }}/${{ github.repository_owner }}

‎chart/.helmignore‎

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

‎chart/Chart.yaml‎

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apiVersion: v2
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name: ditto
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description: A Helm chart for ditto - Docker Image Tracking & Transfer Operation
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type: application
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version: 0.1.0
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appVersion: "0.1.0"

‎chart/templates/_helpers.tpl‎

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

‎chart/templates/configmap.yaml‎

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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: {{ include "ditto.fullname" . }}
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labels:
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{{- include "ditto.labels" . | nindent 4 }}
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data:
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config.yaml: |
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{{- toYaml .Values.config.ditto | nindent 4 }}

‎chart/templates/deployment.yaml‎

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: {{ include "ditto.fullname" . }}
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labels:
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{{- include "ditto.labels" . | nindent 4 }}
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spec:
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replicas: {{ .Values.replicaCount }}
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selector:
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matchLabels:
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{{- include "ditto.selectorLabels" . | nindent 6 }}
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template:
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metadata:
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annotations:
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checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
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{{- with .Values.podAnnotations }}
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{{- toYaml . | nindent 8 }}
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{{- end }}
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labels:
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{{- include "ditto.selectorLabels" . | nindent 8 }}
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spec:
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{{- with .Values.imagePullSecrets }}
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imagePullSecrets:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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serviceAccountName: {{ include "ditto.serviceAccountName" . }}
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securityContext:
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{{- toYaml .Values.podSecurityContext | nindent 8 }}
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containers:
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- name: {{ .Chart.Name }}
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securityContext:
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allowPrivilegeEscalation: true
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capabilities:
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add:
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- SETUID
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- SETGID
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appArmorProfile:
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type: Unconfined
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seccompProfile:
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type: Unconfined
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runAsUser: 1000
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runAsGroup: 1000
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image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
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imagePullPolicy: {{ .Values.image.pullPolicy }}
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args:
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- "--config"
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- "/config.yaml"
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- "--log-format"
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- "{{ .Values.config.logFormat }}"
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ports:
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- name: http
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containerPort: {{ .Values.service.port }}
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protocol: TCP
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livenessProbe:
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httpGet:
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path: /health
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port: http
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initialDelaySeconds: 30
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periodSeconds: 10
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timeoutSeconds: 5
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failureThreshold: 3
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readinessProbe:
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httpGet:
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path: /ready
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port: http
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initialDelaySeconds: 10
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periodSeconds: 5
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timeoutSeconds: 3
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failureThreshold: 3
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startupProbe:
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httpGet:
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path: /health
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port: http
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initialDelaySeconds: 0
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periodSeconds: 10
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timeoutSeconds: 3
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failureThreshold: 30
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resources:
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{{- toYaml .Values.resources | nindent 12 }}
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volumeMounts:
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- name: config
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mountPath: /config.yaml
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subPath: config.yaml
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readOnly: true
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- name: buildkit-cache
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mountPath: /home/user/.local/share/buildkit
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volumes:
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- name: config
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configMap:
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name: {{ include "ditto.fullname" . }}
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- name: buildkit-cache
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emptyDir:
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sizeLimit: {{ .Values.volumes.buildkitCache.sizeLimit }}
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{{- with .Values.nodeSelector }}
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nodeSelector:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.affinity }}
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affinity:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.tolerations }}
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tolerations:
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{{- toYaml . | nindent 8 }}
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{{- end }}

‎chart/templates/service.yaml‎

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apiVersion: v1
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kind: Service
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metadata:
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name: {{ include "ditto.fullname" . }}
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labels:
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{{- include "ditto.labels" . | nindent 4 }}
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spec:
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type: {{ .Values.service.type }}
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ports:
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- port: {{ .Values.service.port }}
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targetPort: http
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protocol: TCP
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name: http
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selector:
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{{- include "ditto.selectorLabels" . | nindent 4 }}

‎chart/templates/serviceaccount.yaml‎

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{{- if .Values.serviceAccount.create -}}
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: {{ include "ditto.serviceAccountName" . }}
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labels:
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{{- include "ditto.labels" . | nindent 4 }}
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{{- with .Values.serviceAccount.annotations }}
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annotations:
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{{- toYaml . | nindent 4 }}
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{{- end }}
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{{- end }}

‎chart/values.yaml‎

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# Default values for ditto.
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replicaCount: 1
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image:
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repository: ghcr.io/devops-works/ditto
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pullPolicy: Always
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tag: "0.1.0"
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imagePullSecrets: []
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nameOverride: ""
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fullnameOverride: ""
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serviceAccount:
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# Specifies whether a service account should be created
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create: true
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# Annotations to add to the service account
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annotations: {}
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# The name of the service account to use.
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# If not set and create is true, a name is generated using the fullname template
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name: ""
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podAnnotations: {}
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podSecurityContext: {}
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# fsGroup: 2000
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service:
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type: ClusterIP
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port: 8080
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resources:
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limits:
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memory: 1Gi
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requests:
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cpu: 1000m
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memory: 1Gi
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# Volumes configuration
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volumes:
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buildkitCache:
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sizeLimit: 10Gi
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# Application configuration
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config:
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logFormat: json
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# ditto configuration (config.yaml content)
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ditto:
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# Source repositories configuration
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sources: []
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# - name: "bigcorp"
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# repo_url: "https://github.com/bigcorp/containers.git"
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# base_path: "bigcorp"
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# images:
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# - name: nginx
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# - name: elasticsearch
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# Monitoring configuration
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monitoring:
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check_interval: "1h"
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# Build configuration
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build:
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parallel_builds: 3
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build_timeout: "30m"
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cleanup_after_build: true
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# Observability configuration
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observability:
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port: 8080
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# Registry configuration
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registry:
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url: ""
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namespace: "bigcorp"
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nodeSelector: {}
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tolerations: []
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affinity: {}

‎config.example.yaml‎

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# DITTO Configuration
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# ditto Configuration
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# Docker Image Tracking & Transfer Operation
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# Copy this file to config.yaml and customize for your environment
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