charts/bitnami/consul/templates/statefulset.yaml

apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: {{ template "consul.fullname" . }}
  labels: {{- include "consul.labels" . | nindent 4 }}
spec:
  selector:
    matchLabels: {{- include "consul.matchLabels" . | nindent 6 }}
  serviceName: {{ template "consul.fullname" . }}
  replicas: {{ .Values.replicas }}
  podManagementPolicy: Parallel
  updateStrategy:
    type: {{ .Values.updateStrategy.type }}
    {{- if (eq "Recreate" .Values.updateStrategy.type) }}
    rollingUpdate: null
    {{- end }}
  template:
    metadata:
      labels: {{- include "consul.labels" . | nindent 8 }}
      {{- if or .Values.podAnnotations (and .Values.metrics.enabled .Values.metrics.podAnnotations) }}
      annotations:
        {{- if .Values.podAnnotations }}
          {{- toYaml .Values.podAnnotations | nindent 8 }}
        {{- end }}
        {{- if .Values.metrics.podAnnotations }}
          {{- toYaml .Values.metrics.podAnnotations | nindent 8 }}
        {{- end }}
      {{- end }}
    spec:
{{- include "consul.imagePullSecrets" . | indent 6 }}
      {{- if .Values.affinity }}
      affinity: {{- include "consul.tplValue" (dict "value" .Values.affinity "context" $) | nindent 8 }}
      {{- end }}
      {{- if .Values.nodeSelector }}
      nodeSelector: {{- include "consul.tplValue" (dict "value" .Values.nodeSelector "context" $) | nindent 8 }}
      {{- end }}
      {{- if .Values.tolerations }}
      tolerations: {{- include "consul.tplValue" (dict "value" .Values.tolerations "context" $) | nindent 8 }}
      {{- end }}
      {{- if .Values.securityContext.enabled }}
      securityContext:
        fsGroup: {{ .Values.securityContext.fsGroup }}
        runAsUser: {{ .Values.securityContext.runAsUser }}
      {{- end }}
      {{- if and .Values.volumePermissions.enabled .Values.persistence.enabled }}
      initContainers:
        - name: volume-permissions
          image: {{ include "consul.volumePermissions.image" . }}
          imagePullPolicy: {{ .Values.volumePermissions.image.pullPolicy | quote }}
          command:
            - /bin/bash
            - -ec
            - |
              chown -R {{ .Values.securityContext.runAsUser }}:{{ .Values.securityContext.fsGroup }} /bitnami/consul
          securityContext:
            runAsUser: 0
          {{- if .Values.volumePermissions.resources }}
          resources: {{- toYaml .Values.volumePermissions.resources | nindent 12 }}
          {{- end }}
          volumeMounts:
            - name: data
              mountPath: /bitnami/consul
        {{- end }}
      containers:
        - name: consul
          image: {{ include "consul.image" . }}
          imagePullPolicy: {{ .Values.image.pullPolicy | quote }}
          ports:
            - name: http
              containerPort: {{ .Values.service.port }}
            - name: rpc
              containerPort: {{ .Values.service.rpcPort }}
            - name: serflan-tcp
              protocol: "TCP"
              containerPort: {{ .Values.service.serflanPort }}
            - name: serflan-udp
              protocol: "UDP"
              containerPort: {{ .Values.service.serflanPort }}
            - name: server
              containerPort: {{ .Values.service.serverPort }}
            - name: consuldns-tcp
              containerPort: {{ .Values.service.consulDnsPort }}
            - name: consuldns-udp
              protocol: "UDP"
              containerPort: {{ .Values.service.consulDnsPort }}
          {{- if .Values.resources }}
          resources: {{- toYaml .Values.resources | nindent 12 }}
          {{- end }}
          env:
            {{- $consulFullName := include "consul.fullname" . }}
            {{- $consulHeadlessSvcName := include "consul.fullname" . }}
            {{- $clusterDomain := .Values.clusterDomain }}
            - name: BITNAMI_DEBUG
              value: {{ ternary "true" "false" .Values.image.debug | quote }}
            - name: CONSUL_RETRY_JOIN
              value: {{ printf "%s-0.%s.%s.svc.%s" $consulFullName $consulHeadlessSvcName .Release.Namespace $clusterDomain | quote }}
            - name: CONSUL_DISABLE_KEYRING_FILE
              value: "true"
            - name: CONSUL_BOOTSTRAP_EXPECT
              value: {{ default 3 .Values.replicas | quote }}
            - name: CONSUL_BOOTSTRAP_EXPECT
              value: {{ .Values.replicas | quote }}
            - name: CONSUL_RAFT_MULTIPLIER
              value: {{ .Values.raftMultiplier | quote }}
            - name: CONSUL_DOMAIN
              value: "{{ .Values.domain }}"
            - name: CONSUL_DATACENTER
              value: "{{ .Values.datacenterName }}"
            {{- if .Values.gossipKey }}
            - name: CONSUL_GOSSIP_ENCRYPTION_KEY
              valueFrom:
                secretKeyRef:
                  name: {{ template "consul.fullname" . }}-gossip-key
                  key: gossip-key
            {{- end }}
            {{- if .Values.localConfig }}
            - name: CONSUL_LOCAL_CONFIG
              value: |- {{- .Values.localConfig | nindent 12 }}
            {{- end }}
            - name: CONSUL_UI
              value: "{{ .Values.ui.service.enabled }}"
            - name: CONSUL_HTTP_PORT_NUMBER
              value: {{ .Values.service.port | quote}}
            - name: CONSUL_DNS_PORT_NUMBER
              value: {{ .Values.service.consulDnsPort | quote }}
            - name: CONSUL_RPC_PORT_NUMBER
              value: {{ .Values.service.serverPort | quote }}
            - name: CONSUL_SERF_LAN_PORT_NUMBER
              value: {{ .Values.service.serflanPort | quote }}
          {{- if .Values.livenessProbe.enabled }}
          livenessProbe:
            exec:
              command:
                - consul
                - operator
                - raft
                - list-peers
            initialDelaySeconds: {{ .Values.livenessProbe.initialDelaySeconds }}
            periodSeconds: {{ .Values.livenessProbe.periodSeconds }}
            timeoutSeconds: {{ .Values.livenessProbe.timeoutSeconds }}
            successThreshold: {{ .Values.livenessProbe.successThreshold }}
            failureThreshold: {{ .Values.livenessProbe.failureThreshold }}
          {{- end }}
          {{- if .Values.readinessProbe.enabled }}
          readinessProbe:
            exec:
              command:
                - consul
                - members
            initialDelaySeconds: {{ .Values.readinessProbe.initialDelaySeconds }}
            periodSeconds: {{ .Values.readinessProbe.periodSeconds }}
            timeoutSeconds: {{ .Values.readinessProbe.timeoutSeconds }}
            successThreshold: {{ .Values.readinessProbe.successThreshold }}
            failureThreshold: {{ .Values.readinessProbe.failureThreshold }}
          {{- end }}
          lifecycle:
            preStop:
              exec:
                command:
                  - consul
                  - leave
          volumeMounts:
            {{- if .Values.tlsEncryptionSecretName }}
            - name: consul-tls-certs
              mountPath: "/opt/bitnami/consul/certificates/"
              readOnly: true
            {{- end }}
            {{- if .Values.persistence.enabled }}
            - name: data
              mountPath: /bitnami/consul
            {{- end }}
            {{- if .Values.configmap }}
            - name: consul-config
              mountPath: /opt/bitnami/consul/conf/config.json
              subPath: config.json
            - name: consul-config
              mountPath: /opt/bitnami/consul/conf/connection.json
              subPath: connection.json
            {{- end }}
        {{- if .Values.metrics.enabled }}
        - name: metrics
          image: "{{ template "consul.metrics.image" . }}"
          imagePullPolicy: {{ .Values.metrics.image.pullPolicy | quote }}
          command:
            - /bin/consul_exporter
            - --consul.server={{ template "consul.fullname" . }}:{{ .Values.service.port }}
          ports:
            - name: metrics
              containerPort: 9107
          livenessProbe:
            httpGet:
              path: /metrics
              port: metrics
            initialDelaySeconds: 15
            timeoutSeconds: 5
          readinessProbe:
            httpGet:
              path: /metrics
              port: metrics
            initialDelaySeconds: 5
            timeoutSeconds: 1
          {{- if .Values.metrics.resources }}
          resources: {{- toYaml .Values.metrics.resources | nindent 12 }}
          {{- end }}
        {{- end }}
      {{- if or .Values.configmap .Values.tlsEncryptionSecretName (not .Values.persistence.enabled) }}
      volumes:
      {{- end }}
        {{- if .Values.configmap }}
        - name: consul-config
          configMap:
            name: {{ template "consul.fullname" . }}-configuration
        {{- end }}
        {{- if .Values.tlsEncryptionSecretName }}
        - name: consul-tls-certs
          secret:
            secretName: {{ .Values.tlsEncryptionSecretName }}
            items:
              - key: ca.pem
                path: ca.pem
              - key: consul.pem
                path: consul.pem
              - key: consul-key.pem
                path: consul.key.pem
        {{- end }}
{{- if not .Values.persistence.enabled }}
        - name: data
          emptyDir: {}
{{- else }}
  volumeClaimTemplates:
    - metadata:
        name: data
        annotations:
        {{- range $key, $value := .Values.persistence.annotations }}
          {{ $key }}: {{ $value }}
        {{- end }}
      spec:
        accessModes:
        {{- range .Values.persistence.accessModes }}
          - {{ . | quote }}
        {{- end }}
        resources:
          requests:
            storage: {{ .Values.persistence.size | quote }}
        {{ include "consul.storageClass" . }}
{{- end }}