ingress-nginx-helm/charts/ingress-nginx/templates/controller-deployment.yaml

{{- if or (eq .Values.controller.kind "Deployment") (eq .Values.controller.kind "Both") }}
apiVersion: {{ template "deployment.apiVersion" . }}
kind: Deployment
metadata:
  labels:
    {{- include "nginx-ingress.labels" . | nindent 4 }}
    app.kubernetes.io/component: {{ .Values.controller.name | quote }}
  name: {{ template "nginx-ingress.controller.fullname" . }}
  annotations:
{{ toYaml .Values.controller.deploymentAnnotations | indent 4}}
spec:
  selector:
    matchLabels:
      {{- include "nginx-ingress.selectorLabels" . | nindent 6 }}
      app.kubernetes.io/component: {{ .Values.controller.name | quote }}
{{- if not .Values.controller.autoscaling.enabled }}
  replicas: {{ .Values.controller.replicaCount }}
{{- end }}
  revisionHistoryLimit: {{ .Values.revisionHistoryLimit }}
  strategy:
{{ toYaml .Values.controller.updateStrategy | indent 4 }}
  minReadySeconds: {{ .Values.controller.minReadySeconds }}
  template:
    metadata:
      {{- if .Values.controller.podAnnotations }}
      annotations:
      {{- range $key, $value := .Values.controller.podAnnotations }}
        {{ $key }}: {{ $value | quote }}
      {{- end }}
      {{- end }}
      labels:
        {{- include "nginx-ingress.selectorLabels" . | nindent 8 }}
        app.kubernetes.io/component: {{ .Values.controller.name | quote }}
        {{- if .Values.controller.podLabels }}
{{ toYaml .Values.controller.podLabels | indent 8 }}
        {{- end }}
    spec:
{{- if .Values.controller.dnsConfig }}
      dnsConfig:
{{ toYaml .Values.controller.dnsConfig | indent 8 }}
{{- end }}
      dnsPolicy: {{ .Values.controller.dnsPolicy }}
      {{- if .Values.imagePullSecrets }}
      imagePullSecrets:
{{ toYaml .Values.imagePullSecrets | indent 8 }}
      {{- end }}
{{- if .Values.controller.priorityClassName }}
      priorityClassName: "{{ .Values.controller.priorityClassName }}"
{{- end }}
      {{- if .Values.controller.podSecurityContext }}
      securityContext:
{{ toYaml .Values.controller.podSecurityContext | indent 8 }}
      {{- end }}
      containers:
        - name: {{ template "nginx-ingress.name" . }}-{{ .Values.controller.name }}
          image: "{{ .Values.controller.image.repository }}:{{ .Values.controller.image.tag }}"
          imagePullPolicy: "{{ .Values.controller.image.pullPolicy }}"
          {{- if .Values.controller.lifecycle }}
          lifecycle:
{{ toYaml .Values.controller.lifecycle | indent 12 }}
          {{- end }}
          args:
            - /nginx-ingress-controller
          {{- if .Values.defaultBackend.enabled }}
            - --default-backend-service={{ .Release.Namespace }}/{{ template "nginx-ingress.defaultBackend.fullname" . }}
          {{- else }}
            {{- if (semverCompare "<0.21.0" .Values.controller.image.tag) }}
            - --default-backend-service={{ required ".Values.controller.defaultBackendService is required if .Values.defaultBackend.enabled=false and .Values.controller.image.tag < 0.21.0" .Values.controller.defaultBackendService }}
            {{- else if .Values.controller.defaultBackendService }}
            - --default-backend-service={{ .Values.controller.defaultBackendService }}
            {{- end }}
          {{- end }}
          {{- if and (semverCompare ">=0.9.0-beta.1" .Values.controller.image.tag) .Values.controller.publishService.enabled }}
            - --publish-service={{ template "nginx-ingress.controller.publishServicePath" . }}
          {{- end }}
          {{- if (semverCompare ">=0.9.0-beta.1" .Values.controller.image.tag) }}
            - --election-id={{ .Values.controller.electionID }}
          {{- end }}
          {{- if (semverCompare ">=0.9.0-beta.1" .Values.controller.image.tag) }}
            - --ingress-class={{ .Values.controller.ingressClass }}
          {{- end }}
          {{- if (semverCompare ">=0.9.0-beta.1" .Values.controller.image.tag) }}
            - --configmap={{ default .Release.Namespace .Values.controller.configMapNamespace }}/{{ template "nginx-ingress.controller.fullname" . }}
          {{- else }}
            - --nginx-configmap={{ default .Release.Namespace .Values.controller.configMapNamespace }}/{{ template "nginx-ingress.controller.fullname" . }}
          {{- end }}
          {{- if .Values.tcp }}
            - --tcp-services-configmap={{ default .Release.Namespace .Values.controller.tcp.configMapNamespace }}/{{ include "nginx-ingress.fullname" . }}-tcp
          {{- end }}
          {{- if .Values.udp }}
            - --udp-services-configmap={{ default .Release.Namespace .Values.controller.udp.configMapNamespace }}/{{ include "nginx-ingress.fullname" . }}-udp
          {{- end }}
          {{- if .Values.controller.scope.enabled }}
            - --watch-namespace={{ default .Release.Namespace .Values.controller.scope.namespace }}
          {{- end }}
          {{- if and (.Values.controller.reportNodeInternalIp) (.Values.controller.hostNetwork) }}
            - --report-node-internal-ip-address={{ .Values.controller.reportNodeInternalIp }}
          {{- end }}
          {{- if .Values.controller.admissionWebhooks.enabled }}
            - --validating-webhook=:{{ .Values.controller.admissionWebhooks.port }}
            - --validating-webhook-certificate=/usr/local/certificates/cert
            - --validating-webhook-key=/usr/local/certificates/key
          {{- end }}
          {{- if .Values.controller.maxmindLicenseKey }}
            - --maxmind-license-key={{ .Values.controller.maxmindLicenseKey }}
          {{- end }}
          {{- range $key, $value := .Values.controller.extraArgs }}
            {{- if $value }}
            - --{{ $key }}={{ $value }}
            {{- else }}
            - --{{ $key }}
            {{- end }}
          {{- end }}
          {{- if (semverCompare ">=0.16.0" .Values.controller.image.tag) }}
          securityContext:
            capabilities:
                drop:
                - ALL
                add:
                - NET_BIND_SERVICE
            runAsUser: {{ .Values.controller.image.runAsUser }}
            allowPrivilegeEscalation: {{ .Values.controller.image.allowPrivilegeEscalation }}
          {{- end }}
          env:
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: POD_NAMESPACE
              valueFrom:
                fieldRef:
                  fieldPath: metadata.namespace
          {{- if .Values.controller.extraEnvs }}
{{ toYaml .Values.controller.extraEnvs | indent 12 }}
          {{- end }}
          livenessProbe:
            httpGet:
              path: /healthz
              port: {{ .Values.controller.livenessProbe.port }}
              scheme: HTTP
            initialDelaySeconds: {{ .Values.controller.livenessProbe.initialDelaySeconds }}
            periodSeconds: {{ .Values.controller.livenessProbe.periodSeconds }}
            timeoutSeconds: {{ .Values.controller.livenessProbe.timeoutSeconds }}
            successThreshold: {{ .Values.controller.livenessProbe.successThreshold }}
            failureThreshold: {{ .Values.controller.livenessProbe.failureThreshold }}
          ports:
          {{- range $key, $value := .Values.controller.containerPort }}
            - name: {{ $key }}
              containerPort: {{ $value }}
              protocol: TCP
          {{- end }}
          {{- if .Values.controller.metrics.enabled }}
            - name: metrics
              containerPort: {{ .Values.controller.metrics.port }}
              protocol: TCP
          {{- end }}
          {{- if .Values.controller.admissionWebhooks.enabled }}
            - name: webhook
              containerPort: {{ .Values.controller.admissionWebhooks.port }}
              protocol: TCP
          {{- end }}
          {{- range $key, $value := .Values.tcp }}
            - name: "{{ $key }}-tcp"
              containerPort: {{ $key }}
              protocol: TCP
          {{- end }}
          {{- range $key, $value := .Values.udp }}
            - name: "{{ $key }}-udp"
              containerPort: {{ $key }}
              protocol: UDP
          {{- end }}
          readinessProbe:
            httpGet:
              path: /healthz
              port: {{ .Values.controller.readinessProbe.port }}
              scheme: HTTP
            initialDelaySeconds: {{ .Values.controller.readinessProbe.initialDelaySeconds }}
            periodSeconds: {{ .Values.controller.readinessProbe.periodSeconds }}
            timeoutSeconds: {{ .Values.controller.readinessProbe.timeoutSeconds }}
            successThreshold: {{ .Values.controller.readinessProbe.successThreshold }}
            failureThreshold: {{ .Values.controller.readinessProbe.failureThreshold }}
{{- if (or .Values.controller.customTemplate.configMapName .Values.controller.extraVolumeMounts .Values.controller.admissionWebhooks.enabled) }}
          volumeMounts:
{{- end }}
{{- if .Values.controller.customTemplate.configMapName }}
            - mountPath: /etc/nginx/template
              name: nginx-template-volume
              readOnly: true
{{- end }}
{{- if .Values.controller.admissionWebhooks.enabled }}
            - name: webhook-cert
              mountPath: "/usr/local/certificates/"
              readOnly: true
{{- end }}
{{- if .Values.controller.extraVolumeMounts }}
{{ toYaml .Values.controller.extraVolumeMounts | indent 12}}
{{- end }}
          resources:
{{ toYaml .Values.controller.resources | indent 12 }}
{{- if .Values.controller.extraContainers }}
{{ toYaml .Values.controller.extraContainers | indent 8}}
{{- end }}
{{- if .Values.controller.extraInitContainers }}
      initContainers:
{{ toYaml .Values.controller.extraInitContainers | indent 8}}
{{- end }}
      hostNetwork: {{ .Values.controller.hostNetwork }}
    {{- if .Values.controller.nodeSelector }}
      nodeSelector:
{{ toYaml .Values.controller.nodeSelector | indent 8 }}
    {{- end }}
    {{- if .Values.controller.tolerations }}
      tolerations:
{{ toYaml .Values.controller.tolerations | indent 8 }}
    {{- end }}
    {{- if .Values.controller.affinity }}
      affinity:
{{ toYaml .Values.controller.affinity | indent 8 }}
    {{- end }}
      serviceAccountName: {{ template "nginx-ingress.serviceAccountName" . }}
      terminationGracePeriodSeconds: {{ .Values.controller.terminationGracePeriodSeconds }}
{{- if (or .Values.controller.customTemplate.configMapName .Values.controller.extraVolumeMounts .Values.controller.admissionWebhooks.enabled .Values.controller.extraVolumes) }}
      volumes:
{{- end }}
{{- if .Values.controller.customTemplate.configMapName }}
        - name: nginx-template-volume
          configMap:
            name: {{ .Values.controller.customTemplate.configMapName }}
            items:
            - key: {{ .Values.controller.customTemplate.configMapKey }}
              path: nginx.tmpl
{{- end }}
{{- if .Values.controller.admissionWebhooks.enabled }}
        - name: webhook-cert
          secret:
            secretName: {{ template "nginx-ingress.fullname". }}-admission
{{- end }}
{{- if .Values.controller.extraVolumes }}
{{ toYaml .Values.controller.extraVolumes | indent 8}}
{{- end }}
{{- end }}