cube-studio/install/kubernetes/redis/slave.yaml

---
# Source: redis/templates/redis-slave-deployment.yaml

apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: redis-slave
  namespace: cloudai-2
  labels:
    app: redis
    chart: redis-6.4.5
    release: "redis"
    heritage: "Tiller"
spec:
  replicas: 2
  selector:
    matchLabels:
        release: "redis"
        role: slave
        app: redis
  template:
    metadata:
      labels:
        release: "redis"
        chart: redis-6.4.5
        role: slave
        app: redis
    spec: 
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: aicloud
                operator: In
                values:
                - "true"
        podAntiAffinity:   # 尽量将pod分布在不同的主机
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 1
            podAffinityTerm:
              topologyKey: "kubernetes.io/hostname"
              labelSelector:
                matchLabels:
                  app: redis-slave       
      securityContext:
        fsGroup: 1001
      serviceAccountName: "default"
      containers:
      - name: redis
        image: docker.io/bitnami/redis:4.0.14
        imagePullPolicy: "IfNotPresent"
        securityContext:
          runAsUser: 1001
        command:
        - /bin/bash
        - -c
        - |
          if [[ -n $REDIS_PASSWORD_FILE ]]; then
            password_aux=`cat ${REDIS_PASSWORD_FILE}`
            export REDIS_PASSWORD=$password_aux
          fi
          if [[ -n $REDIS_MASTER_PASSWORD_FILE ]]; then
            password_aux=`cat ${REDIS_MASTER_PASSWORD_FILE}`
            export REDIS_MASTER_PASSWORD=$password_aux
          fi
          ARGS=("--port" "${REDIS_PORT}")
          ARGS+=("--requirepass" "${REDIS_PASSWORD}")
          ARGS+=("--slaveof" "${REDIS_MASTER_HOST}" "${REDIS_MASTER_PORT_NUMBER}")
          ARGS+=("--masterauth" "${REDIS_MASTER_PASSWORD}")
          ARGS+=("--include" "/opt/bitnami/redis/etc/redis.conf")
          ARGS+=("--include" "/opt/bitnami/redis/etc/replica.conf")
          /run.sh "${ARGS[@]}"          
        env:
        - name: REDIS_REPLICATION_MODE
          value: slave
        - name: REDIS_MASTER_HOST
          value: redis-master
        - name: REDIS_PORT
          value: "6379"
        - name: REDIS_MASTER_PORT_NUMBER
          value: "6379"
        - name: REDIS_PASSWORD
          value: admin
        - name: REDIS_MASTER_PASSWORD
          value: admin
        ports:
        - name: redis
          containerPort: 6379        
        livenessProbe:
          initialDelaySeconds: 30
          periodSeconds: 10
          timeoutSeconds: 5
          successThreshold: 1
          failureThreshold: 5
          exec:
            command:
            - sh
            - -c
            - /health/ping_local_and_master.sh 5        
        readinessProbe:
          initialDelaySeconds: 5
          periodSeconds: 10
          timeoutSeconds: 1
          successThreshold: 1
          failureThreshold: 5
          exec:
            command:
            - sh
            - -c
            - /health/ping_local_and_master.sh 1
        resources:
          null
          
        volumeMounts:
        - name: health
          mountPath: /health
        - name: redis-data
          mountPath: /data
        - name: config
          mountPath: /opt/bitnami/redis/etc
      volumes:
      - name: health
        configMap:
          name: redis-health
          defaultMode: 0755
      - name: config
        configMap:
          name: redis
      - name: redis-data
        emptyDir: {}