# helm_charts_statefulset-slaves.yaml
{{- if .Values.replication.enabled }}
apiVersion: {{ template "postgresql.statefulset.apiVersion" . }}
kind: StatefulSet
metadata:
  name: "{{ template "postgresql.fullname" . }}-slave"
  labels:
    app: {{ template "postgresql.name" . }}
    chart: {{ template "postgresql.chart" . }}
    release: {{ .Release.Name | quote }}
    heritage: {{ .Release.Service | quote }}
{{- with .Values.slave.labels }}
{{ toYaml . | indent 4 }}
{{- end }}
{{- with .Values.slave.annotations }}
  annotations:
{{ toYaml . | indent 4 }}
{{- end }}
spec:
  serviceName: {{ template "postgresql.fullname" . }}-headless
  replicas: {{ .Values.replication.slaveReplicas }}
  selector:
    matchLabels:
      app: {{ template "postgresql.name" . }}
      release: {{ .Release.Name | quote }}
      role: slave
  template:
    metadata:
      name: {{ template "postgresql.fullname" . }}
      labels:
        app: {{ template "postgresql.name" . }}
        chart: {{ template "postgresql.chart" . }}
        release: {{ .Release.Name | quote }}
        heritage: {{ .Release.Service | quote }}
        role: slave
{{- with .Values.slave.podLabels }}
{{ toYaml . | indent 8 }}
{{- end }}
{{- with .Values.slave.podAnnotations }}
      annotations:
{{ toYaml . | indent 8 }}
{{- end }}
    spec:
      {{- if .Values.schedulerName }}
      schedulerName: "{{ .Values.schedulerName }}"
      {{- end }}
{{- include "postgresql.imagePullSecrets" . | indent 6 }}
      {{- if .Values.slave.nodeSelector }}
      nodeSelector:
{{ toYaml .Values.slave.nodeSelector | indent 8 }}
      {{- end }}
      {{- if .Values.slave.affinity }}
      affinity:
{{ toYaml .Values.slave.affinity | indent 8 }}
      {{- end }}
      {{- if .Values.slave.tolerations }}
      tolerations:
{{ toYaml .Values.slave.tolerations | indent 8 }}
      {{- end }}
      {{- if .Values.terminationGracePeriodSeconds }}
      terminationGracePeriodSeconds: {{ .Values.terminationGracePeriodSeconds }}
      {{- end }}
      {{- if .Values.securityContext.enabled }}
      securityContext:
        fsGroup: {{ .Values.securityContext.fsGroup }}
      {{- end }}
      {{- if .Values.serviceAccount.enabled }}
      serviceAccountName: {{ default (include "postgresql.fullname" . ) .Values.serviceAccount.name}}
      {{- end }}
      {{- if or .Values.slave.extraInitContainers (and .Values.volumePermissions.enabled (or .Values.persistence.enabled (and .Values.shmVolume.enabled .Values.shmVolume.chmod.enabled))) }}
      initContainers:
      {{- if and .Values.volumePermissions.enabled (or .Values.persistence.enabled (and .Values.shmVolume.enabled .Values.shmVolume.chmod.enabled)) }}
        - name: init-chmod-data
          image: {{ template "postgresql.volumePermissions.image" . }}
          imagePullPolicy: {{ .Values.volumePermissions.image.pullPolicy | quote }}
          {{- if .Values.resources }}
          resources: {{- toYaml .Values.resources | nindent 12 }}
          {{- end }}
          command:
            - /bin/sh
            - -cx
            - |
              {{ if .Values.persistence.enabled }}
              mkdir -p {{ .Values.persistence.mountPath }}/data
              chmod 700 {{ .Values.persistence.mountPath }}/data
              find {{ .Values.persistence.mountPath }} -mindepth 1 -maxdepth 1 -not -name ".snapshot" -not -name "lost+found" | \
              {{- if eq ( toString ( .Values.volumePermissions.securityContext.runAsUser )) "auto" }}
                xargs chown -R `id -u`:`id -G | cut -d " " -f2`
              {{- else }}
                xargs chown -R {{ .Values.securityContext.runAsUser }}:{{ .Values.securityContext.fsGroup }}
              {{- end }}
              {{- end }}
              {{- if and .Values.shmVolume.enabled .Values.shmVolume.chmod.enabled }}
              chmod -R 777 /dev/shm
              {{- end }}
          {{- if eq ( toString ( .Values.volumePermissions.securityContext.runAsUser )) "auto" }}
          securityContext:
          {{- else }}
          securityContext:
            runAsUser: {{ .Values.volumePermissions.securityContext.runAsUser }}
          {{- end }}
          volumeMounts:
            {{ if .Values.persistence.enabled }}
            - name: data
              mountPath: {{ .Values.persistence.mountPath }}
              subPath: {{ .Values.persistence.subPath }}
            {{- end }}
            {{- if .Values.shmVolume.enabled }}
            - name: dshm
              mountPath: /dev/shm
            {{- end }}
      {{- end }}
      {{- if .Values.slave.extraInitContainers }}
{{ tpl .Values.slave.extraInitContainers . | indent 8 }}
      {{- end }}
      {{- end }}
      {{- if .Values.slave.priorityClassName }}
      priorityClassName: {{ .Values.slave.priorityClassName }}
      {{- end }}
      containers:
        - name: {{ template "postgresql.fullname" . }}
          image: {{ template "postgresql.image" . }}
          imagePullPolicy: "{{ .Values.image.pullPolicy }}"
          {{- if .Values.resources }}
          resources: {{- toYaml .Values.resources | nindent 12 }}
          {{- end }}
          {{- if .Values.securityContext.enabled }}
          securityContext:
            runAsUser: {{ .Values.securityContext.runAsUser }}
          {{- end }}
          env:
            - name: BITNAMI_DEBUG
              value: {{ ternary "true" "false" .Values.image.debug | quote }}
            - name: POSTGRESQL_VOLUME_DIR
              value: "{{ .Values.persistence.mountPath }}"
            - name: POSTGRESQL_PORT_NUMBER
              value: "{{ template "postgresql.port" . }}"
            {{- if .Values.persistence.mountPath }}
            - name: PGDATA
              value: {{ .Values.postgresqlDataDir | quote }}
            {{- end }}
            - name: POSTGRES_REPLICATION_MODE
              value: "slave"
            - name: POSTGRES_REPLICATION_USER
              value: {{ include "postgresql.replication.username" . | quote }}
            {{- if .Values.usePasswordFile }}
            - name: POSTGRES_REPLICATION_PASSWORD_FILE
              value: "/opt/bitnami/postgresql/secrets/postgresql-replication-password"
            {{- else }}
            - name: POSTGRES_REPLICATION_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: {{ template "postgresql.secretName" . }}
                  key: postgresql-replication-password
            {{- end }}
            - name: POSTGRES_CLUSTER_APP_NAME
              value: {{ .Values.replication.applicationName }}
            - name: POSTGRES_MASTER_HOST
              value: {{ template "postgresql.fullname" . }}
            - name: POSTGRES_MASTER_PORT_NUMBER
              value: {{ include "postgresql.port" . | quote }}
            {{- if and .Values.postgresqlPostgresPassword (not (eq .Values.postgresqlUsername "postgres")) }}
            {{- if .Values.usePasswordFile }}
            - name: POSTGRES_POSTGRES_PASSWORD_FILE
              value: "/opt/bitnami/postgresql/secrets/postgresql-postgres-password"
            {{- else }}
            - name: POSTGRES_POSTGRES_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: {{ template "postgresql.secretName" . }}
                  key: postgresql-postgres-password
            {{- end }}
            {{- end }}
            {{- if .Values.usePasswordFile }}
            - name: POSTGRES_PASSWORD_FILE
              value: "/opt/bitnami/postgresql/secrets/postgresql-password"
            {{- else }}
            - name: POSTGRES_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: {{ template "postgresql.secretName" . }}
                  key: postgresql-password
            {{- end }}
          ports:
            - name: tcp-postgresql
              containerPort: {{ template "postgresql.port" . }}
          {{- if .Values.livenessProbe.enabled }}
          livenessProbe:
            exec:
              command:
                - /bin/sh
                - -c
                {{- if (include "postgresql.database" .) }}
                - exec pg_isready -U {{ include "postgresql.username" . | quote }} -d {{ (include "postgresql.database" .) | quote }} -h 127.0.0.1 -p {{ template "postgresql.port" . }}
                {{- else }}
                - exec pg_isready -U {{ include "postgresql.username" . | quote }} -h 127.0.0.1 -p {{ template "postgresql.port" . }}
                {{- end }}
            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:
                - /bin/sh
                - -c
                - -e
                {{- include "postgresql.readinessProbeCommand" . | nindent 16 }}
            initialDelaySeconds: {{ .Values.readinessProbe.initialDelaySeconds }}
            periodSeconds: {{ .Values.readinessProbe.periodSeconds }}
            timeoutSeconds: {{ .Values.readinessProbe.timeoutSeconds }}
            successThreshold: {{ .Values.readinessProbe.successThreshold }}
            failureThreshold: {{ .Values.readinessProbe.failureThreshold }}
          {{- end }}
          volumeMounts:
            {{- if .Values.usePasswordFile }}
            - name: postgresql-password
              mountPath: /opt/bitnami/postgresql/secrets/
            {{- end }}
            {{- if .Values.shmVolume.enabled }}
            - name: dshm
              mountPath: /dev/shm
            {{- end }}
            {{- if .Values.persistence.enabled }}
            - name: data
              mountPath: {{ .Values.persistence.mountPath }}
              subPath: {{ .Values.persistence.subPath }}
            {{ end }}
            {{- if or (.Files.Glob "files/conf.d/*.conf") .Values.postgresqlExtendedConf .Values.extendedConfConfigMap }}
            - name: postgresql-extended-config
              mountPath: /bitnami/postgresql/conf/conf.d/
            {{- end }}
            {{- if or (.Files.Glob "files/postgresql.conf") (.Files.Glob "files/pg_hba.conf") .Values.postgresqlConfiguration .Values.pgHbaConfiguration .Values.configurationConfigMap }}
            - name: postgresql-config
              mountPath: /bitnami/postgresql/conf
            {{- end }}
            {{- if .Values.slave.extraVolumeMounts }}
            {{- toYaml .Values.slave.extraVolumeMounts | nindent 12 }}
            {{- end }}
{{- if .Values.slave.sidecars }}
{{- include "postgresql.tplValue" ( dict "value" .Values.slave.sidecars "context" $ ) | nindent 8 }}
{{- end }}
      volumes:
        {{- if .Values.usePasswordFile }}
        - name: postgresql-password
          secret:
            secretName: {{ template "postgresql.secretName" . }}
        {{- end }}
        {{- if or (.Files.Glob "files/postgresql.conf") (.Files.Glob "files/pg_hba.conf") .Values.postgresqlConfiguration .Values.pgHbaConfiguration .Values.configurationConfigMap}}
        - name: postgresql-config
          configMap:
            name: {{ template "postgresql.configurationCM" . }}
        {{- end }}
        {{- if or (.Files.Glob "files/conf.d/*.conf") .Values.postgresqlExtendedConf .Values.extendedConfConfigMap }}
        - name: postgresql-extended-config
          configMap:
            name: {{ template "postgresql.extendedConfigurationCM" . }}
        {{- end }}
        {{- if .Values.shmVolume.enabled }}
        - name: dshm
          emptyDir:
            medium: Memory
            sizeLimit: 1Gi
        {{- end }}
        {{- if not .Values.persistence.enabled }}
        - name: data
          emptyDir: {}
        {{- end }}
        {{- if .Values.slave.extraVolumes }}
        {{- toYaml .Values.slave.extraVolumes | nindent 8 }}
        {{- end }}
  updateStrategy:
    type: {{ .Values.updateStrategy.type }}
    {{- if (eq "Recreate" .Values.updateStrategy.type) }}
    rollingUpdate: null
    {{- end }}
{{- if .Values.persistence.enabled }}
  volumeClaimTemplates:
    - metadata:
        name: data
      {{- with .Values.persistence.annotations }}
        annotations:
        {{- range $key, $value := . }}
          {{ $key }}: {{ $value }}
        {{- end }}
      {{- end }}
      spec:
        accessModes:
        {{- range .Values.persistence.accessModes }}
          - {{ . | quote }}
        {{- end }}
        resources:
          requests:
            storage: {{ .Values.persistence.size | quote }}
        {{ include "postgresql.storageClass" . }}
{{- end }}
{{- end }}