GHP publish

postfix/templates/NOTES.txt

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+1. Get the application URL by running these commands:
+{{- if contains "NodePort" .Values.service.type }}
+  export NODE_PORT=$(kubectl get --namespace {{ .Release.Namespace }} -o jsonpath="{.spec.ports[0].nodePort}" services {{ include "postfix.fullname" . }})
+  export NODE_IP=$(kubectl get nodes --namespace {{ .Release.Namespace }} -o jsonpath="{.items[0].status.addresses[0].address}")
+  echo http://$NODE_IP:$NODE_PORT
+{{- else if contains "LoadBalancer" .Values.service.type }}
+     NOTE: It may take a few minutes for the LoadBalancer IP to be available.
+           You can watch the status of by running 'kubectl get --namespace {{ .Release.Namespace }} svc -w {{ include "postfix.fullname" . }}'
+  export SERVICE_IP=$(kubectl get svc --namespace {{ .Release.Namespace }} {{ include "postfix.fullname" . }} --template "{{"{{ range (index .status.loadBalancer.ingress 0) }}{{.}}{{ end }}"}}")
+  echo http://$SERVICE_IP:{{ .Values.service.port }}
+{{- else if contains "ClusterIP" .Values.service.type }}
+  export POD_NAME=$(kubectl get pods --namespace {{ .Release.Namespace }} -l "app.kubernetes.io/name={{ include "postfix.name" . }},app.kubernetes.io/instance={{ .Release.Name }}" -o jsonpath="{.items[0].metadata.name}")
+  echo "Visit http://127.0.0.1:8080 to use your application"
+  kubectl --namespace {{ .Release.Namespace }} port-forward $POD_NAME 8080:80
+{{- end }}

postfix/templates/_helpers.tpl

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

postfix/templates/configmap.yaml

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+{{- range $key, $val := .Values.postfix.configmaps }}
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: postfix-{{ $key }}
+data:
+{{ $key | indent 2 }}: |
+{{ $val | indent 4 }}
+{{- end }}
+

postfix/templates/deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ include "postfix.fullname" . }}
+  labels:
+    {{- include "postfix.labels" . | nindent 4 }}
+spec:
+  replicas: {{ .Values.replicaCount }}
+  selector:
+    matchLabels:
+      {{- include "postfix.selectorLabels" . | nindent 6 }}
+  template:
+    metadata:
+      labels:
+        {{- include "postfix.selectorLabels" . | nindent 8 }}
+      annotations:
+        checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+    spec:
+    {{- with .Values.imagePullSecrets }}
+      imagePullSecrets:
+        {{- toYaml . | nindent 8 }}
+    {{- end }}
+      serviceAccountName: {{ include "postfix.serviceAccountName" . }}
+      securityContext:
+        {{- toYaml .Values.podSecurityContext | nindent 8 }}
+      initContainers:
+        - name: init-postfix
+          image: busybox:latest
+          command: ['sh', '-c', 'chown -R 1000:1000 /home/vmail']
+          volumeMounts:
+            - name: data
+              mountPath: /home/vmail
+      containers:
+        - name: postfix
+          securityContext:
+            {{- toYaml .Values.securityContext | nindent 12 }}
+          image: "{{ .Values.postfix.image.repository }}:{{ .Values.postfix.image.tag }}"
+          imagePullPolicy: {{ .Values.postfix.image.pullPolicy }}
+          ports:
+            - name: smtp
+              containerPort: 2525
+              protocol: TCP
+            - name: smtps
+              containerPort: 10465
+              protocol: TCP
+            - name: msa
+              containerPort: 10587
+              protocol: TCP
+          volumeMounts:
+            - name: data
+              mountPath: /home/vmail
+            - mountPath: /tls
+              name: tls
+            {{- range $key, $val := .Values.postfix.configmaps }}
+            - name: postfix-{{ $key }}
+              mountPath: "/etc/postfix/{{ $key }}.cf"
+              subPath: {{ $key }}
+            {{- end }}
+          resources:
+            {{- toYaml .Values.resources | nindent 12 }}
+      volumes:
+      - name: data
+        {{- if .Values.persistence.enabled }}
+        persistentVolumeClaim:
+          claimName: {{ if .Values.persistence.existingClaim }}{{ .Values.persistence.existingClaim }}{{- end }}
+        {{- else }}
+        emptyDir: {}
+        {{- end }}
+      {{- if .Values.tls.enabled }}
+      - name: tls
+        secret:
+          defaultMode: 420
+          secretName: {{ if .Values.tls.existingSecret }}{{ .Values.tls.existingSecret }}{{- end }}
+      {{- end }}
+      {{- range $key, $val := .Values.postfix.configmaps }}
+      - name: postfix-{{ $key }}
+        configMap:
+          name: postfix-{{ $key }}
+      {{- 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 }}

postfix/templates/persistent-volume-claim.yaml

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+{{- if .Values.persistence.enabled }}
+{{- if not .Values.persistence.existingClaim -}}
+kind: PersistentVolumeClaim
+apiVersion: v1
+metadata:
+  name: {{ default "mailboxes" .Values.persistence.volumeName }}
+  labels:
+    app: {{ template "postfix.fullname" . }}
+    chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+    release: "{{ .Release.Name }}"
+    heritage: "{{ .Release.Service }}"
+spec:
+  accessModes:
+    - {{ .Values.persistence.accessMode | quote }}
+{{- if .Values.persistence.storageClass }}
+  storageClassName: "{{ .Values.persistence.storageClass }}"
+{{- else }}
+  storageClassName: ""
+{{- end }}
+  resources:
+    requests:
+      storage: {{ .Values.persistence.size | quote }}
+{{- end -}}
+{{- end }}

postfix/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ include "postfix.fullname" . }}
+  labels:
+    {{- include "postfix.labels" . | nindent 4 }}
+spec:
+{{- if .Values.service.loadBalancerIP }}
+  loadBalancerIP: {{ .Values.service.loadBalancerIP | quote }}
+{{- end }}
+  type: {{ .Values.service.type }}
+  ports:
+    - port: 2525
+      targetPort: 2525
+      protocol: TCP
+      name: smtp
+    - port: 10465
+      targetPort: 10465
+      protocol: TCP
+      name: smtps
+    - port: 10587
+      targetPort: 10587
+      protocol: TCP
+      name: msa
+  selector:
+    {{- include "postfix.selectorLabels" . | nindent 4 }}

postfix/templates/serviceaccount.yaml

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