Docker 快速搭建主从 + 哨兵监控(2)

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Docker 快速搭建主从 + 哨兵监控(2)

sentinel.sh 启动脚本文件

#!/usr/bin/env bash

set -e

# 脚本当前目录

cPath=$(cd $(dirname "$0") || exit; pwd)

# 根目录

dirPath=$(dirname "$cPath")

# 设置端口

port=$1

if [[ ! "$port" ]]; then

  port=26379

fi

# 删除已启动服务

containerId=$(docker ps -a | grep "sentinel_$port" | awk -F' ' '{print $1}')

if [[ "$containerId" ]]; then

    echo "正在删除服务：${containerId}"

    docker rm -f ${containerId} > /dev/null

fi

# 启动服务

docker run -itd --privileged=true -p "$port":26379 --name "sentinel_$port" \

-v="${dirPath}/conf/sentinel_${port}.conf":/etc/redis/sentinel.conf \

-w=/etc/redis/ \

redis \

redis-server /etc/redis/sentinel.conf --sentinel

注意

启动 sentinel 服务如果如下错误

X 10 May 2020 08:10:48.234 # WARNING: The TCP backlog setting of 511 cannot be enforced because /proc/sys/net/core/somaxconn is set to the lower value of 128.

X 10 May 2020 08:10:48.235 # Sentinel config file /etc/redis/sentinel.conf is not writable: Permission denied. Exiting...

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