mirror of https://github.com/midoks/mdserver-web
parent
37431a76b6
commit
fbef641839
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#!/bin/bash |
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# check script bash |
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curPath=`pwd` |
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rootPath=$(dirname "$curPath") |
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SOFT=$1 |
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if [ "$SOFT" == "mysql" ];then |
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bash ${rootPath}/chk_mysql.sh |
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else |
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echo "you should use [chk.sh mysql] exp ." |
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fi |
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! Configuration File for keepalived |
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global_defs { |
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router_id MYSQL_MHA |
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} |
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vrrp_script chk_mysql_port { |
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script "{$PLUGIN_PATH}/scripts/chk_mysql.sh" |
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interval 2 |
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weight –5 |
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fall 2 |
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rise 1 |
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} |
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vrrp_instance VI_1 { |
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state MASTER |
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interface {$ETH_XX} |
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virtual_router_id 51 |
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priority 100 |
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advert_int 1 |
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authentication { |
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auth_type PASS |
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auth_pass 1111 |
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} |
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virtual_ipaddress { |
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192.168.10.10 |
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} |
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track_script { |
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chk_mysql_port |
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} |
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} |
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! Configuration File for keepalived |
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global_defs { |
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# 路由标识,主从保持一致 |
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router_id MYSQL_MHA |
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} |
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#检测mysql服务是否在运行。有很多方式,比如进程,用脚本检测等等 |
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vrrp_script chk_mysql_port { |
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# 这里通过脚本监测 |
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script "{$PLUGIN_PATH}/scripts/chk.sh mysql" |
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# 脚本执行间隔,每2s检测一次 |
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interval 2 |
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# 脚本结果导致的优先级变更,检测失败(脚本返回非0)则优先级 -5 |
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weight –5 |
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# 检测连续2次失败才算确定是真失败。会用weight减少优先级(1-255之间) |
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fall 2 |
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# 检测1次成功就算成功。但不修改优先级 |
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rise 1 |
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} |
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vrrp_instance VI_1 { |
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# 这里所有节点定义为BACKUP/MASTER |
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state BACKUP |
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# 指定虚拟ip的网卡(可能需要手动查看) |
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# route -n | grep ^0.0.0.0 | awk '{print $8}' |
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interface {$ETH_XX} |
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# 路由器标识,MASTER和BACKUP必须是一致的 |
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virtual_router_id 51 |
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# 定义优先级,数字越大,优先级越高,在同一个vrrp_instance下,MASTER的优先级必须大于BACKUP的优先级 |
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priority 99 |
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# 通知间隔秒数(心跳频率) |
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advert_int 1 |
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# 不抢占模式,在优先级高的机器上设置即可,优先级低的机器可不设置 |
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nopreempt |
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# 认证信息配置,主从服务器保持一致 |
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authentication { |
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auth_type PASS |
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auth_pass 1111 |
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} |
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virtual_ipaddress { |
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#虚拟IP(VIP) |
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192.168.10.10 |
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} |
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track_script { |
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chk_mysql_port |
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} |
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} |
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