redis之sentinel集群

docker-compose.yml文件

version: '3'
services:
  master:
    image: redis
    container_name: redis-master
    ports:
      - 6379:6379
  slave1:
    image: redis
    container_name: redis-master-1
    ports:
      - 6380:6379
    command: redis-server --slaveof redis-master 6379
  slave2:
    image: redis
    container_name: redis-master-2
    ports:
      - 6381:6379
    command: redis-server --slaveof redis-master 6379

执行docker-compost up -d

version: '3'
services:
  sentinel1:
    image: redis
    container_name: redis-sentinel-1
    ports:
      - 26379:26379
    command: redis-sentinel /usr/local/etc/redis/sentinel.conf
    volumes:
      - ./sentinel1.conf:/usr/local/etc/redis/sentinel.conf
  sentinel2:
    image: redis
    container_name: redis-sentinel-2
    ports:
      - 26380:26379
    command: redis-sentinel /usr/local/etc/redis/sentinel.conf
    volumes:
        - ./sentinel2.conf:/usr/local/etc/redis/sentinel.conf
  sentinel3:
    image: redis
    container_name: redis-sentinel-3
    ports:
      - 26381:26379
    command: redis-sentinel /usr/local/etc/redis/sentinel.conf
    volumes:
        - ./sentinel3.conf:/usr/local/etc/redis/sentinel.conf
 

port 26379
dir /tmp
#自定义集群名，其中127.0.0.1为redis-master的ip. 6379 为redis-master的端口. 2为最小投票数（因为有三台sentinel  所以设置成 2）
sentinel monitor mymaster 192.168.31.39 6379 2
sentinel down-after-milliseconds mymaster 30000
sentinel failover-timeout mymaster 180000
sentinel parallel-syncs mymaster 1
sentinel deny-scripts-reconfig yes