apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: {{ include "redis.fullname" . }}
  labels:
    {{- include "redis.labels" . | nindent 4 }}
spec:
  serviceName: {{ include "redis.fullname" . }}-headless
  replicas: 1
  selector:
    matchLabels:
      {{- include "redis.selectorLabels" . | nindent 6 }}
  template:
    metadata:
      labels:
        {{- include "redis.selectorLabels" . | nindent 8 }}
    spec:
      securityContext:
        {{- toYaml .Values.podSecurityContext | nindent 8 }}
      containers:
        - name: redis
          image: "{{ .Values.image.repository }}:{{ .Values.image.tag }}"
          imagePullPolicy: {{ .Values.image.pullPolicy }}
          securityContext:
            {{- toYaml .Values.securityContext | nindent 12 }}
          ports:
            - name: redis
              containerPort: 6379
              protocol: TCP
          command:
            - redis-server
            - /etc/redis/redis.conf
            - "--requirepass"
            - "$(REDIS_PASSWORD)"
          env:
            - name: REDIS_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: {{ include "redis.fullname" . }}
                  key: REDIS_PASSWORD
          volumeMounts:
            - name: data
              mountPath: /data
            - name: config
              mountPath: /etc/redis/redis.conf
              subPath: redis.conf
            - name: tmp
              mountPath: /tmp
          livenessProbe:
            exec:
              command:
                - sh
                - -c
                - redis-cli --no-auth-warning -a $REDIS_PASSWORD ping | grep PONG
            initialDelaySeconds: 15
            periodSeconds: 10
            failureThreshold: 6
          readinessProbe:
            exec:
              command:
                - sh
                - -c
                - redis-cli --no-auth-warning -a $REDIS_PASSWORD ping | grep PONG
            initialDelaySeconds: 5
            periodSeconds: 5
          resources:
            {{- toYaml .Values.resources | nindent 12 }}
      volumes:
        - name: data
          {{- if .Values.persistence.enabled }}
          persistentVolumeClaim:
            claimName: {{ include "redis.fullname" . }}-data
          {{- else }}
          emptyDir: {}
          {{- end }}
        - name: config
          configMap:
            name: {{ include "redis.fullname" . }}-config
        - name: tmp
          emptyDir: {}