Use redis 5 on k8s & add selector

docs/kubernetes/mailu/redis.yaml

@@ -5,6 +5,11 @@ metadata:
   namespace: mailu-mailserver
 spec:
   replicas: 1
+  selector:
+    matchLabels:
+      app: mailu-redis
+      role: mail
+      tier: backend
   template:
     metadata:
       labels:
@@ -13,29 +18,28 @@ spec:
         tier: backend
     spec:
       containers:
-      - name: redis
-        image: redis:4.0-alpine
-        imagePullPolicy: Always
-        volumeMounts:
-          - mountPath: /data
-            name: redisdata
-        ports:
-          - containerPort: 6379
-            name: redis
-            protocol: TCP
-        resources:
-          requests:
-            memory: 200Mi
-            cpu: 100m
-          limits:
-            memory: 300Mi
-            cpu: 200m
+        - name: redis
+          image: redis:5-alpine
+          imagePullPolicy: Always
+          volumeMounts:
+            - mountPath: /data
+              name: redisdata
+          ports:
+            - containerPort: 6379
+              name: redis
+              protocol: TCP
+          resources:
+            requests:
+              memory: 200Mi
+              cpu: 100m
+            limits:
+              memory: 300Mi
+              cpu: 200m
       volumes:
         - name: redisdata
           persistentVolumeClaim:
             claimName: redis-hdd
 ---
-
 apiVersion: v1
 kind: Service
 metadata:
@@ -51,6 +55,6 @@ spec:
     role: mail
     tier: backend
   ports:
-  - name: redis
-    port: 6379
-    protocol: TCP
+    - name: redis
+      port: 6379
+      protocol: TCP

towncrier/newsfragments/1308.misc

@@ -0,0 +1 @@
+Use Redis 5.0 in kubernetes manifests