chore: add simple k8s config

docker/simple/k8s/README.md

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+Its doc will tell you how to deploy `Tailchat` in kubeneters.
+
+## One Command 
+
+```bash
+kubectl apply -f namespace.yml -f pv.yml -f mongo.yml -f minio.yml -f redis.yml -f tailchat.yml
+```
+
+## Setup one by one
+
+### Create Namespace
+
+```bash
+kubectl apply -f namespace.yml
+```
+
+### Create Persistent Volume
+
+```bash
+kubectl apply -f pv.yml
+```
+
+### Create Mongodb
+
+```bash
+kubectl apply -f mongo.yml
+```
+
+### Create Minio
+
+```bash
+kubectl apply -f minio.yml
+```
+
+### Create Redis
+
+```bash
+kubectl apply -f redis.yml
+```
+
+### Create Tailchat
+
+```bash
+kubectl apply -f tailchat.yml
+```

docker/simple/k8s/minio.yml

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+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: minio
+  namespace: tailchat
+spec:
+  selector:
+    matchLabels:
+      app: minio
+  serviceName: minio
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: minio
+    spec:
+      containers:
+        - name: minio
+          image: minio/minio
+          imagePullPolicy: IfNotPresent
+          env:
+            - name: MINIO_ROOT_USER
+              value: tailchat
+            - name: MINIO_ROOT_PASSWORD
+              value: com.msgbyte.tailchat
+          command:
+            - minio
+            - server
+            - /data/storage
+            - '--console-address'
+            - ':9001'
+          ports:
+            - containerPort: 9000
+            - containerPort: 9001
+          volumeMounts:
+            - name: minio-persistent-storage
+              mountPath: /data/tailchat/storage
+      volumes:
+        - name: minio-persistent-storage
+          persistentVolumeClaim:
+            claimName: minio-pvc
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: minio-service
+  namespace: tailchat
+spec:
+  type: ClusterIP
+  selector:
+    app: minio
+  ports:
+    - protocol: TCP
+      port: 9000
+      targetPort: 9000

docker/simple/k8s/mongo.yml

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+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: mongo
+  namespace: tailchat
+spec:
+  selector:
+    matchLabels:
+      app: mongo
+  serviceName: mongo
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: mongo
+    spec:
+      containers:
+        - name: mongo
+          image: mongo:4
+          imagePullPolicy: IfNotPresent
+          ports:
+            - containerPort: 27017
+          volumeMounts:
+            - name: mongo-persistent-storage
+              mountPath: /data/tailchat/db
+      volumes:
+        - name: mongo-persistent-storage
+          persistentVolumeClaim:
+            claimName: mongo-pvc
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: mongo-service
+  namespace: tailchat
+spec:
+  type: ClusterIP
+  selector:
+    app: mongo
+  ports:
+  - protocol: TCP
+    port: 27017
+    targetPort: 27017

docker/simple/k8s/namespace.yml

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+apiVersion: v1
+kind: Namespace
+metadata:
+  name: tailchat

docker/simple/k8s/pv.yml

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+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: mongo-pv
+spec:
+  storageClassName: tailchat-db
+  capacity:
+    storage: 5Gi
+  accessModes:
+    - ReadWriteOnce
+  hostPath:
+    path: /data/tailchat/db
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: mongo-pvc
+  namespace: tailchat
+spec:
+  storageClassName: tailchat-db
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 5Gi
+---
+apiVersion: v1
+kind: PersistentVolume
+metadata:
+  name: minio-pv
+spec:
+  storageClassName: tailchat-storage
+  capacity:
+    storage: 5Gi
+  accessModes:
+    - ReadWriteOnce
+  hostPath:
+    path: /data/tailchat/storage
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: minio-pvc
+  namespace: tailchat
+spec:
+  storageClassName: tailchat-storage
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 5Gi

docker/simple/k8s/redis.yml

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+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: redis
+  namespace: tailchat
+spec:
+  selector:
+    matchLabels:
+      app: redis
+  serviceName: redis
+  replicas: 1
+  template:
+    metadata:
+      labels:
+        app: redis
+    spec:
+      containers:
+        - name: redis
+          image: redis:alpine
+          imagePullPolicy: IfNotPresent
+          ports:
+            - containerPort: 6379
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: redis-service
+  namespace: tailchat
+spec:
+  type: ClusterIP
+  selector:
+    app: redis
+  ports:
+    - protocol: TCP
+      port: 6379
+      targetPort: 6379

docker/simple/k8s/tailchat.yml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: tailchat
+  namespace: tailchat
+spec:
+  selector:
+    matchLabels:
+      app: tailchat
+  replicas: 3
+  template:
+    metadata:
+      labels:
+        app: tailchat
+    spec:
+      containers:
+        - name: tailchat
+          image: moonrailgun/tailchat
+          imagePullPolicy: Always
+          env:
+            - name: SERVICEDIR
+              value: services
+            - name: TRANSPORTER
+              value: redis://redis-service:6379
+            - name: REDIS_URL
+              value: redis://redis-service:6379
+            - name: MONGO_URL
+              value: mongodb://mongo-service/tailchat
+            - name: SECRET
+              value: any-secret-keywords
+            - name: MINIO_URL
+              value: minio-service:9000
+            - name: MINIO_USER
+              value: tailchat
+            - name: MINIO_PASS
+              value: com.msgbyte.tailchat
+          ports:
+            - containerPort: 11000
+          resources:
+            requests:
+              cpu: 50m
+              memory: 51Mi
+            limits:
+              cpu: 500m
+              memory: 256Mi
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: tailchat-service
+  namespace: tailchat
+spec:
+  type: ClusterIP
+  selector:
+    app: tailchat
+  ports:
+    - protocol: TCP
+      port: 11000
+      targetPort: 11000