redis之sentinel集群

docker-compose.yml文件

1. 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

2. 执行docker-compost up -d

1. 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
    

1. 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