High Available Redis master/slave nodes with sentinel

HA-redis-master-slave-sentinel.yml

version: '2.1'
services:

  master:
    image: redis:3.2-alpine
    command: ["redis-server","/usr/local/etc/redis/redis.conf"]
    sysctls:
      net.core.somaxconn: '1024'
    mem_limit: 8g
    memswap_limit: 8g
    mem_swappiness: 0
    environment:
      - TIMEZONE=America/Sao_Paulo
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /etc/passwd:/etc/passwd:ro
      - ./config/master.conf:/usr/local/etc/redis/redis.conf
    network_mode: "host"

  slave:
    image: redis:3.2-alpine
    command: ["redis-server","/usr/local/etc/redis/redis.conf"]
    sysctls:
      net.core.somaxconn: '1024'
    mem_limit: 8g
    memswap_limit: 8g
    mem_swappiness: 0
    environment:
      - TIMEZONE=America/Sao_Paulo
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /etc/passwd:/etc/passwd:ro
      - ./config/slave.conf:/usr/local/etc/redis/redis.conf
    network_mode: "host"


  sentinel:
    image: redis:3.2-alpine
    command: ["redis-server","/usr/local/etc/redis/redis.conf"]
    sysctls:
      net.core.somaxconn: '1024'
    mem_limit: 8g
    memswap_limit: 8g
    mem_swappiness: 0
    environment:
      - TIMEZONE=America/Sao_Paulo
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /etc/passwd:/etc/passwd:ro
      - ./config/sentinel.conf:/usr/local/etc/redis/redis.conf
    network_mode: "host"