根据处理器数量更新Monit配置的脚本

#!/bin/bash

# 获取处理器数量
cpu_count=$(grep -c ^processor /proc/cpuinfo)

# 更新Monit配置文件
sed -i "s/set daemon 120/set daemon 60/" /etc/monit/monitrc
sed -i "s/set logfile \/var\/log\/monit.log/set logfile \/var\/log\/monit\/monit.log/" /etc/monit/monitrc
sed -i "s/set httpd port 2812 and use address localhost/set httpd port 2812 and use address 0.0.0.0/" /etc/monit/monitrc
sed -i "s/set httpd allow localhost/set httpd allow all/" /etc/monit/monitrc
sed -i "s/set mailserver localhost/set mailserver mail.example.com/" /etc/monit/monitrc
sed -i "s/set alert root@localhost/set alert admin@example.com/" /etc/monit/monitrc
sed -i "s/set cpu 80% with timeout 3 cycles/set cpu 90% with timeout 3 cycles/" /etc/monit/monitrc
sed -i "s/set loadavg 5 4 3/set loadavg 10 8 6/" /etc/monit/monitrc
sed -i "s/set memory 85% with timeout 3 cycles/set memory 90% with timeout 3 cycles/" /etc/monit/monitrc
sed -i "s/set swap 80% with timeout 3 cycles/set swap 90% with timeout 3 cycles/" /etc/monit/monitrc
sed -i "s/set context default/set context system/" /etc/monit/monitrc
sed -i "s/set logfile \/var\/log\/monit.log/set logfile \/var\/log\/monit\/monit.log/" /etc/monit/monitrc

# 根据处理器数量更新Monit配置
if [ $cpu_count -lt 4 ]; then
    sed -i "s/set pidfile \/var\/run\/monit.pid/set pidfile \/var\/run\/monit.pid\n\ncheck system localhost\n  if loadavg (1min) > 4 then alert\n  if loadavg (5min) > 2 then alert\n  if memory usage > 80% then alert\n  if swap usage > 20% then alert\n  if cpu usage (user) > 90% then alert\n  if cpu usage (system) > 90% then alert\n  if cpu usage (wait) > 90% then alert\n/" /etc/monit/monitrc
else
    sed -i "s/set pidfile \/var\/run\/monit.pid/set pidfile \/var\/run\/monit.pid\n\ncheck system localhost\n  if loadavg (1min) > 8 then alert\n  if loadavg (5min) > 4 then alert\n  if memory usage > 90% then alert\n  if swap usage > 20% then alert\n  if cpu usage (user) > 95% then alert\n  if cpu usage (system) > 95% then alert\n  if cpu usage (wait) > 95% then alert\n/" /etc/monit/monitrc
fi

# 重启Monit服务
service monit restart