feat: Implement Redis StatefulSet configuration in Helm chart

HelmChart/Public/oneuptime/templates/redis-statefulset.yaml

@@ -0,0 +1,127 @@
+{{- if .Values.redis.enabled }}
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: {{ .Release.Name }}-redis
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app: {{ .Release.Name }}-redis
+    app.kubernetes.io/part-of: oneuptime
+    app.kubernetes.io/managed-by: Helm
+    app.kubernetes.io/component: redis
+    appname: oneuptime
+spec:
+  serviceName: {{ .Release.Name }}-redis-headless
+  replicas: 1
+  selector:
+    matchLabels:
+      app: {{ .Release.Name }}-redis
+      app.kubernetes.io/component: redis
+  template:
+    metadata:
+      labels:
+        app: {{ .Release.Name }}-redis
+        app.kubernetes.io/part-of: oneuptime
+        app.kubernetes.io/managed-by: Helm
+        app.kubernetes.io/component: redis
+        appname: oneuptime
+    spec:
+      {{- with .Values.redis.master.nodeSelector }}
+      nodeSelector:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.redis.master.affinity }}
+      affinity:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with .Values.redis.master.tolerations }}
+      tolerations:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      containers:
+      - name: redis
+        image: "{{ .Values.redis.image.repository }}:{{ .Values.redis.image.tag }}"
+        imagePullPolicy: {{ .Values.redis.image.pullPolicy }}
+        command:
+          - sh
+          - -c
+          - |
+            # Replace ${REDIS_PASSWORD} with actual password in config file
+            sed "s/\${REDIS_PASSWORD}/${REDIS_PASSWORD}/g" /etc/redis/redis.conf.template > /tmp/redis.conf
+            exec redis-server /tmp/redis.conf
+        ports:
+        - name: redis
+          containerPort: 6379
+          protocol: TCP
+        env:
+        - name: REDIS_PASSWORD
+          valueFrom:
+            secretKeyRef:
+              name: {{ .Release.Name }}-redis
+              key: redis-password
+        livenessProbe:
+          exec:
+            command:
+            - redis-cli
+            - -a
+            - $(REDIS_PASSWORD)
+            - ping
+          initialDelaySeconds: 30
+          timeoutSeconds: 5
+          periodSeconds: 10
+          failureThreshold: 5
+        readinessProbe:
+          exec:
+            command:
+            - redis-cli
+            - -a
+            - $(REDIS_PASSWORD)
+            - ping
+          initialDelaySeconds: 5
+          timeoutSeconds: 1
+          periodSeconds: 5
+          failureThreshold: 5
+        {{- with .Values.redis.master.resources }}
+        resources:
+          {{- toYaml . | nindent 10 }}
+        {{- end }}
+        volumeMounts:
+        - name: redis-config
+          mountPath: /etc/redis
+        {{- if .Values.redis.master.persistence.enabled }}
+        - name: redis-data
+          mountPath: /data
+        {{- end }}
+      volumes:
+      - name: redis-config
+        configMap:
+          name: {{ .Release.Name }}-redis-config
+      {{- if not .Values.redis.master.persistence.enabled }}
+      - name: redis-data
+        emptyDir: {}
+      {{- end }}
+  {{- if .Values.redis.master.persistence.enabled }}
+  volumeClaimTemplates:
+  - metadata:
+      name: redis-data
+      labels:
+        app: {{ .Release.Name }}-redis
+        app.kubernetes.io/part-of: oneuptime
+        app.kubernetes.io/managed-by: Helm
+        app.kubernetes.io/component: redis
+        appname: oneuptime
+    spec:
+      accessModes:
+        - ReadWriteOnce
+      {{- if .Values.redis.master.persistence.storageClass }}
+      {{- if (eq "-" .Values.redis.master.persistence.storageClass) }}
+      storageClassName: ""
+      {{- else }}
+      storageClassName: {{ .Values.redis.master.persistence.storageClass }}
+      {{- end }}
+      {{- end }}
+      resources:
+        requests:
+          storage: {{ .Values.redis.master.persistence.size }}
+  {{- end }}
+{{- end }}