improwised-charts/charts/polymorphic-app/templates/service.yaml

{{- range .Values.services }}
---
apiVersion: {{ include "deployment.apiVersion" $ }}
kind: Deployment
metadata:
  name: "{{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc"
  labels:
    {{- include "polymorphic-app.labels" $ | nindent 4 }}
    app.kubernetes.io/component: {{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc
{{- with .annotations | default $.Values.serviceTemplate.annotations }}
  annotations:
    {{- toYaml . | nindent 4 }}
{{- end }}
spec:
  strategy:
    type: RollingUpdate
    rollingUpdate:
      maxUnavailable: 50%
      maxSurge: 100%
  replicas: {{ .minReplicaCount  | default $.Values.serviceTemplate.minReplicaCount }}
  selector:
    matchLabels:
      {{- include "polymorphic-app.selectorLabels" $ | nindent 6 }}
      app.kubernetes.io/component: "{{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc"
  template:
    metadata:
      labels:
        {{- include "polymorphic-app.labels" $ | nindent 8 }}
        app.kubernetes.io/component: {{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc
    spec:
      {{- if $.Values.serviceTemplate.imagePullSecrets }}
      imagePullSecrets:
{{ toYaml .imagePullSecrets | indent 8 }}
      {{- else if .imagePullSecrets }}
      imagePullSecrets:
{{ toYaml .imagePullSecrets | indent 8 }}
      {{- else }}
      {{- if $.Values.imagePullSecrets }}
      imagePullSecrets:
{{ toYaml $.Values.imagePullSecrets | indent 8 }}
      {{- end }}
      {{- end }}
      terminationGracePeriodSeconds: {{ .terminationGracePeriodSeconds | default $.Values.serviceTemplate.terminationGracePeriodSeconds }}
      containers:
        - name: "{{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}"
          {{- if .image }}
          image: "{{ .image.repository }}:{{ .image.tag }}"
          {{- else }}
          image: "{{ $.Values.image.repository }}:{{ $.Values.image.tag }}"
          {{- end }}
          imagePullPolicy: {{ $.Values.image.pullPolicy }}
          env:
          {{- if .env }}
{{ toYaml .env | indent 12 }}
          {{- end }}
          {{- if $.Values.env }}
{{ toYaml $.Values.env | indent 12 }}
          {{- end }}
          {{- if $.Values.serviceTemplate.env }}
{{ toYaml $.Values.serviceTemplate.env | indent 12 }}
          {{- end }}
          envFrom:
          {{- if .envFrom }}
{{ toYaml .envFrom | indent 12 }}
          {{- end }}
          {{- if $.Values.envFrom }}
{{ toYaml $.Values.envFrom | indent 12 }}
          {{- end }}
          {{- if $.Values.serviceTemplate.envFrom }}
{{ toYaml $.Values.serviceTemplate.envFrom | indent 12 }}
          {{- end }}
        {{- if .command }}
          {{- with .command | default $.Values.serviceTemplate.command }}
          command:
{{ toYaml . | indent 12 }}
          {{- end }}
        {{- end }}
        {{- if .args }}
          {{- with .args | default $.Values.serviceTemplate.args }}
          args:
{{ toYaml . | indent 12 }}
          {{- end }}
        {{- end }}
          {{- with .ports | default $.Values.serviceTemplate.ports }}
          ports:
{{ toYaml . | indent 12 }}
          {{- end }}
        {{- with .resources | default $.Values.serviceTemplate.resources }}
          resources:
{{ toYaml . | indent 12 }}
        {{- end }}
          volumeMounts:
          {{- if .volumeMounts }}
{{ toYaml .volumeMounts | indent 10 }}
          {{- end }}
          {{- if $.Values.volumeMounts }}
{{ toYaml $.Values.volumeMounts | indent 10 }}
          {{- end }}
          {{- if $.Values.serviceTemplate.volumeMounts }}
{{ toYaml $.Values.serviceTemplate.volumeMounts | indent 10 }}
          {{- end }}
          lifecycle:
            preStop:
              exec:
                command: ["bash","-c","sleep 120"]

        {{- if or ($.Values.serviceTemplate.healthcheck.enabled) (.healthcheck.enabled) }}
          {{- if and (or (eq .healthcheck.type "httpGet") (eq $.Values.serviceTemplate.healthcheck.type "httpGet")) (or .healthcheck.path $.Values.serviceTemplate.healthcheck.path) }}
          livenessProbe:
            httpGet:
              path: {{ .healthcheck.path | default $.Values.serviceTemplate.healthcheck.path }}
              port: http
            timeoutSeconds: 7
          readinessProbe:
            httpGet:
              path: {{ .healthcheck.path | default $.Values.serviceTemplate.healthcheck.path }}
              port: http
            timeoutSeconds: 7
          {{- end }}
        {{- end }}

      volumes:
      {{- if .volumes }}
{{ toYaml .volumes | indent 8 }}
      {{- end }}
      {{- if $.Values.volumes }}
{{ toYaml $.Values.volumes | indent 8 }}
      {{- end }}
      {{- if $.Values.serviceTemplate.volumes }}
{{ toYaml $.Values.serviceTemplate.volumes | indent 8 }}
      {{- end }}
    {{- with .nodeSelector | default $.Values.serviceTemplate.nodeSelector }}
      nodeSelector:
{{ toYaml . | indent 8 }}
    {{- end }}
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 1
            podAffinityTerm:
              topologyKey: kubernetes.io/hostname
              labelSelector:
                matchLabels:
                  {{- include "polymorphic-app.labels" $ | nindent 18 }}
                  app.kubernetes.io/component: "{{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc"
    {{- with .affinity | default $.Values.serviceTemplate.affinity }}
{{ toYaml . | indent 8 }}
    {{- end }}
    {{- with .tolerations | default $.Values.serviceTemplate.tolerations }}
      tolerations:
{{ toYaml . | indent 8 }}
    {{- end }}

{{- if .autoscaling | default $.Values.serviceTemplate.autoscaling }}
---
apiVersion: autoscaling/v2beta2
kind: HorizontalPodAutoscaler
metadata:
  name: "{{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc"
  labels:
    {{- include "polymorphic-app.labels" $ | nindent 4 }}
    app.kubernetes.io/component: {{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc
spec:
  scaleTargetRef:
    apiVersion: apps/v1
    kind: Deployment
    name: "{{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc"
  minReplicas: {{ .minReplicaCount | default $.Values.serviceTemplate.minReplicaCount }}
  maxReplicas: {{ .maxReplicaCount | default $.Values.serviceTemplate.maxReplicaCount }}
  metrics:
  - type: Resource
    resource:
      name: cpu
      target:
        type: Utilization
        averageUtilization: 50
  # - type: Resource
  #   resource:
  #     name: memory
  #     target:
  #       type: AverageValue
  #       averageValue: 100Mi
{{- end }}

{{- if and .service (.service.enabled | default $.Values.serviceTemplate.service.enabled) }}
---
apiVersion: v1
kind: Service
metadata:
  name: "{{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc"
  labels:
    {{- include "polymorphic-app.labels" $ | nindent 4 }}
    app.kubernetes.io/component: {{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc
{{- with (.service.annotations | default $.Values.serviceTemplate.service.annotations) }}
  annotations:
    {{- toYaml . | nindent 4 }}
{{- end }}
spec:
  type: {{ .service.type | default $.Values.serviceTemplate.service.type }}
  ports:
{{- with (.service.ports | default $.Values.serviceTemplate.service.ports) }}
    {{ toYaml . | nindent 4 }}
{{- end }}
  selector:
    {{- include "polymorphic-app.selectorLabels" $ | nindent 4 }}
    app.kubernetes.io/component: {{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc
{{- end }}


{{- if and .ingress (.ingress.enabled | default $.Values.serviceTemplate.ingress.enabled) }}
---
{{- $fullName := printf "%s-%s-svc" $.Release.Name (.name | default $.Values.serviceTemplate.name) -}}

apiVersion: {{ include "ingress.apiVersion" $ }}
kind: Ingress
metadata:
  name: "{{ $.Release.Name }}-{{ .name | default $.Values.serviceTemplate.name }}-svc"
  labels:
    {{- include "polymorphic-app.labels" $ | nindent 4 }}
  {{- with (.ingress.annotations | default $.Values.serviceTemplate.ingress.annotations) }}
  annotations:
    {{- toYaml . | nindent 4 }}
  {{- end }}
spec:
{{- if gt (len (.ingress.tls | default $.Values.serviceTemplate.ingress.tls)) 0 }}
  tls:
  {{- range (.ingress.tls | default $.Values.serviceTemplate.ingress.tls) }}
    - hosts:
      {{- range .hosts }}
        - {{ . | quote }}
      {{- end }}
      secretName: {{ .secretName }}
  {{- end }}
{{- end }}
  rules:
  {{- range (.ingress.hosts | default $.Values.serviceTemplate.ingress.hosts) }}
    - host: {{ .host | quote }}
      http:
        paths:
        {{- range .paths }}
          - path: {{ .path }}
            pathType: {{ .pathType }}
            backend: {{- include "ingress.backend" (dict "serviceName" $fullName "servicePort" .servicePort "context" $)  | nindent 14 }}
        {{- end }}
  {{- end }}
{{- end }}
{{- end }}