k8s redis

doc/k8s-testing.md

@@ -24,27 +24,30 @@
       * [Config Map](#config-map-1)
       * [Stateful Set](#stateful-set-2)
       * [Service](#service-2)
+    * [Redis](#redis)
+      * [Stateful Set](#stateful-set-3)
+      * [Service](#service-3)
   * [Hlæja](#hlæja)
     * [Account Register](#account-register)
       * [Secret](#secret-2)
       * [Config Map](#config-map-2)
       * [Deployment](#deployment)
-      * [Service](#service-3)
+      * [Service](#service-4)
     * [Device Register](#device-register)
       * [Secret](#secret-3)
       * [Config Map](#config-map-3)
       * [Deployment](#deployment-1)
-      * [Service](#service-4)
+      * [Service](#service-5)
     * [Device Configuration](#device-configuration)
       * [Secret](#secret-4)
       * [Config Map](#config-map-4)
       * [Deployment](#deployment-2)
-      * [Service](#service-5)
+      * [Service](#service-6)
     * [Device Data](#device-data)
       * [Secret](#secret-5)
       * [Config Map](#config-map-5)
       * [Deployment](#deployment-3)
-      * [Service](#service-6)
+      * [Service](#service-7)
 <!-- TOC -->
 
 ----
@@ -284,6 +287,32 @@ kubectl apply -f .\kube\02-databases\03-infulxdb\04-service.yaml
 
 ---
 
+### Redis
+
+For now... run basic redis, we need to add authentication, replication later? need to think mor about this later.
+
+#### Stateful Set
+
+This is the specifications for redis.
+
+```bash
+kubectl apply -f  .\kube\02-databases\04-redis\01-statefulset.yaml
+```
+
+Set storage size for permanent storage.
+
+did add storage for restarts and some limits.
+
+#### Service
+
+this exposes port and ip.
+
+```bash
+kubectl apply -f .\kube\02-databases\04-redis\02-service.yaml
+```
+
+---
+
 ## Hlæja
 
 To access service use `kubectl exec -it <pod-name> -n hlaeja -- /bin/sh`

kube/02-databases/04-redis/01-statefulset.yaml

@@ -0,0 +1,43 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: redis
+  namespace: hlaeja
+  labels:
+    app: redis
+    environment: testing
+    tier: database
+spec:
+  serviceName: redis
+  replicas: 1
+  selector:
+    matchLabels:
+      app: redis
+  template:
+    metadata:
+      labels:
+        app: redis
+    spec:
+      containers:
+        - name: redis
+          image: redis:8.0.3-alpine
+          ports:
+            - containerPort: 6379
+          resources:
+            requests:
+              memory: "256Mi"
+              cpu: "100m"
+            limits:
+              memory: "512Mi"
+              cpu: "500m"
+          volumeMounts:
+            - name: redis-data
+              mountPath: /data
+  volumeClaimTemplates:
+    - metadata:
+        name: redis-data
+      spec:
+        accessModes: ["ReadWriteOnce"]
+        resources:
+          requests:
+            storage: 1Gi

kube/02-databases/04-redis/02-service.yaml

@@ -0,0 +1,21 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis
+  namespace: hlaeja
+  labels:
+    app: redis
+    environment: testing
+    tier: database
+  annotations:
+    metallb.universe.tf/address-pool: default
+spec:
+  type: LoadBalancer
+  loadBalancerIP: 10.0.3.144
+  selector:
+    app: redis
+  ports:
+    - port: 6379
+      targetPort: 6379
+      protocol: TCP
+      name: cql