feat: Add tekton cache chart (#83)

Change-Id: I8090191347bf4a3259ba22247af1c15f0af5e7b0

charts/tekton-cache/.gitignore

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+# Helm dependencies
+charts/

charts/tekton-cache/.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/tekton-cache/Chart.yaml

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+apiVersion: v2
+name: tekton-cache
+home: https://epam.github.io/edp-install/
+description: A Helm chart for EDP Tekton Cache
+type: application
+version: 0.1.0
+appVersion: "0.1.0"
+icon: https://epam.github.io/edp-install/assets/logo.png
+maintainers:
+  - name: epmd-edp
+    email: [email protected]
+    url: https://solutionshub.epam.com/solution/epam-delivery-platform
+  - name: sergk
+    url: https://github.com/SergK
+sources:
+  - https://github.com/epam/edp-tekton
+annotations:
+  artifacthub.io/license: Apache-2.0
+  artifacthub.io/operatorCapabilities: Basic Install
+  artifacthub.io/links: |
+    - name: EDP Documentation
+      url: https://epam.github.io/edp-install/
+    - name: EPAM SolutionHub
+      url: https://solutionshub.epam.com/solution/epam-delivery-platform

charts/tekton-cache/templates/_helpers.tpl

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

charts/tekton-cache/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "tekton-cache.fullname" . }}
+  labels:
+    {{- include "tekton-cache.labels" . | nindent 4 }}
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      {{- include "tekton-cache.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      {{- with .Values.podAnnotations }}
+      annotations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      labels:
+        {{- include "tekton-cache.selectorLabels" . | nindent 8 }}
+    spec:
+      volumes:
+        - name: cache
+          persistentVolumeClaim:
+            claimName: cache
+      {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      initContainers:
+        - name: fix-permissions
+          image: {{ .Values.initContainers.repository }}:{{ .Values.initContainers.tag }}
+          command:
+            - chmod
+            - '-R'
+            - '0775'
+            - /uploads
+          resources: {}
+          volumeMounts:
+            - name: cache
+              mountPath: /uploads
+          terminationMessagePath: /dev/termination-log
+          terminationMessagePolicy: File
+          imagePullPolicy: Always
+          securityContext:
+            privileged: true
+            runAsUser: 0
+      containers:
+        - name: {{ .Chart.Name }}
+          volumeMounts:
+            - mountPath: "/uploads"
+              name: cache
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          image: "{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          env:
+            - name: UPLOADER_HOST
+              value: "0.0.0.0"
+            - name: UPLOADER_PORT
+              value: "{{ .Values.service.port }}"
+            - name: UPLOADER_DIRECTORY
+              value: "/uploads"
+          ports:
+            - name: http
+              containerPort: {{ .Values.service.port }}
+              protocol: TCP
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+      {{- 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/tekton-cache/templates/pvc.yaml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: cache
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: {{ .Values.cacheSize }}

charts/tekton-cache/templates/service.yaml

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

charts/tekton-cache/values.yaml

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+# Default values for tekton-cache.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+
+replicaCount: 1
+
+image:
+  repository: ghcr.io/chmouel/go-simple-uploader
+  pullPolicy: IfNotPresent
+  # Overrides the image tag whose default is the chart appVersion.
+  tag: "master"
+
+initContainers:
+  repository: busybox
+  tag: latest
+
+
+imagePullSecrets: []
+nameOverride: ""
+fullnameOverride: ""
+
+podAnnotations: {}
+
+podSecurityContext: {}
+  # fsGroup: 2000
+
+securityContext: {}
+  # capabilities:
+  #   drop:
+  #   - ALL
+  # readOnlyRootFilesystem: true
+  # runAsNonRoot: true
+  # runAsUser: 1000
+
+cacheSize: "5Gi"
+
+
+service:
+  type: ClusterIP
+  port: 8080
+
+resources: {}
+  # We usually recommend not to specify default resources and to leave this as a conscious
+  # choice for the user. This also increases chances charts run on environments with little
+  # resources, such as Minikube. If you do want to specify resources, uncomment the following
+  # lines, adjust them as necessary, and remove the curly braces after 'resources:'.
+  # limits:
+  #   cpu: 100m
+  #   memory: 128Mi
+  # requests:
+  #   cpu: 100m
+  #   memory: 128Mi
+
+nodeSelector: {}
+
+tolerations: []
+
+affinity: {}