Add a chart for db services

example/configurd/charts/db/.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
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

example/configurd/charts/db/Chart.yaml

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+apiVersion: v1
+appVersion: "1.0"
+description: An Example Chart for Configurd
+name: db
+version: 0.1.0

example/configurd/charts/db/templates/_helpers.tpl

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+{{/* vim: set filetype=mustache: */}}
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "example.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 "example.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 "example.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" -}}
+{{- end -}}

example/configurd/charts/db/templates/deployment.yaml

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+{{- $pvc := printf "%s-pvc" .Release.Name }}
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: "{{ .Release.Name }}"
+  labels:
+    app.kubernetes.io/name: {{ .Release.Name }}
+    app.kubernetes.io/part-of: {{ .Values.group }}
+    app.kubernetes.io/managed-by: {{ .Release.Service }}
+    helm.sh/chart: "{{ .Release.Name }}-{{ .Release.Revision }}"
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: {{ .Release.Name }}
+      app.kubernetes.io/part-of: {{ .Values.group }}
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: {{ .Release.Name }}
+        app.kubernetes.io/part-of: {{ .Values.group }}
+    spec:
+      containers:
+        - name: {{ .Release.Name }}
+          image: {{ .Values.image.repository }}
+          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          args:
+            {{- toYaml .Values.args | nindent 12 }}
+          env:
+            {{- toYaml .Values.env | nindent 12 }}
+          ports:
+            - name: container-port
+              containerPort: {{ .Values.service.containerPort }}
+              protocol: TCP
+          livenessProbe:
+            tcpSocket:
+              port: container-port
+          readinessProbe:
+            tcpSocket:
+              port: container-port
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+          volumeMounts:
+          {{- range .Values.volumeMounts }}
+            - name: {{ .name }}
+              mountPath: {{ .path }}
+          {{- end }}
+      volumes:
+      {{- range .Values.volumeMounts }}
+        - name: {{ .name }}
+          persistentVolumeClaim:
+            claimName: {{ $pvc }}
+      {{- 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 }}

example/configurd/charts/db/templates/pv.yaml

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+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: "{{ .Release.Name }}-pv"
+  labels:
+    app.kubernetes.io/name: {{ .Release.Name }}
+    app.kubernetes.io/part-of: {{ .Values.group }}
+    app.kubernetes.io/managed-by: {{ .Release.Service }}
+    helm.sh/chart: "{{ .Release.Name }}-{{ .Release.Revision }}"
+spec:
+  storageClassName: manual
+  capacity:
+    storage: {{ .Values.persistentVolume.size }}
+  {{- with .Values.persistentVolume.accessModes }}
+  accessModes:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  persistentVolumeReclaimPolicy: {{ .Values.persistentVolume.ReclaimPolicy }}
+  hostPath:
+    path: {{ .Values.persistentVolume.path }}

example/configurd/charts/db/templates/pvc.yaml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: "{{ .Release.Name }}-pvc"
+  labels:
+    app.kubernetes.io/name: {{ .Release.Name }}
+    app.kubernetes.io/part-of: {{ .Values.group }}
+    app.kubernetes.io/managed-by: {{ .Release.Service }}
+    helm.sh/chart: "{{ .Release.Name }}-{{ .Release.Revision }}"
+spec:
+  storageClassName: manual
+  {{- with .Values.persistentVolume.accessModes }}
+  accessModes:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  resources:
+    requests:
+      storage: {{ .Values.persistentVolume.size }}

example/configurd/charts/db/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Release.Name }}
+  labels:
+    app.kubernetes.io/name: {{ .Release.Name }}
+    app.kubernetes.io/part-of: {{ .Values.group }}
+    app.kubernetes.io/managed-by: {{ .Release.Service }}
+    helm.sh/chart: "{{ .Release.Name }}-{{ .Release.Revision }}"
+spec:
+  selector:
+    app.kubernetes.io/name: {{ .Release.Name }}
+  type: {{ .Values.service.type }}
+  ports:
+    - port: {{ .Values.service.containerPort }}

example/configurd/charts/db/templates/tests/test-connection.yaml

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+apiVersion: v1
+kind: Pod
+metadata:
+  name: "{{ include "example.fullname" . }}-test-connection"
+  labels:
+    app.kubernetes.io/name: {{ include "example.name" . }}
+    helm.sh/chart: {{ include "example.chart" . }}
+    app.kubernetes.io/instance: {{ .Release.Name }}
+    app.kubernetes.io/managed-by: {{ .Release.Service }}
+  annotations:
+    "helm.sh/hook": test-success
+spec:
+  containers:
+    - name: wget
+      image: busybox
+      command: ['wget']
+      args:  ['{{ include "example.fullname" . }}:{{ .Values.service.port }}']
+  restartPolicy: Never

example/configurd/charts/db/values.yaml

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+# Default values for test.
+# This is a YAML-formatted file.
+# Declare variables to be passed into your templates.
+
+replicaCount: 1
+
+image:
+  repository: nginx
+  pullPolicy: IfNotPresent
+
+imagePullSecrets: []
+nameOverride: ""
+fullnameOverride: ""
+
+serviceAccount:
+  # Specifies whether a service account should be created
+  create: true
+  # Annotations to add to the service account
+  annotations: {}
+  # The name of the service account to use.
+  # If not set and create is true, a name is generated using the fullname template
+  name:
+
+podSecurityContext: {}
+  # fsGroup: 2000
+
+securityContext: {}
+  # capabilities:
+  #   drop:
+  #   - ALL
+  # readOnlyRootFilesystem: true
+  # runAsNonRoot: true
+  # runAsUser: 1000
+
+service:
+  type: ClusterIP
+  containerPort: 3000
+
+group: test
+
+env: []
+  # - name: TEST
+  #   value: "test"
+
+args: []
+  # - "arg1==one"
+
+persistentVolume:
+  size: 1Gi
+  path: /tmp
+  reclaimPolicy: Delete
+  accessModes:
+    - ReadWriteOnce
+
+volumeMounts:
+  - name: data
+    path: /var/lib/mysql
+
+ingress:
+  annotations: {}
+    # kubernetes.io/ingress.class: nginx
+    # kubernetes.io/tls-acme: "true"
+  host: ""
+  path: ""
+  secretName: ""
+
+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: {}

example/configurd/charts/example/templates/deployment.yaml

@@ -1,7 +1,7 @@
 apiVersion: apps/v1
 kind: Deployment
 metadata:
-  name: "{{ .Release.Name }}-deployment"
+  name: "{{ .Release.Name }}"
   labels:
     app.kubernetes.io/name: {{ .Release.Name }}
     app.kubernetes.io/part-of: {{ .Values.group }}