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#!/bin/bash
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# 定义脚本路径
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SCRIPT_PATH="/opt/monitor.sh"
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CRON_LOG="/var/log/monitor.log"
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# 创建 monitor.sh 文件
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(
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cat <<EOF
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#!/bin/bash
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# 定义API的URL
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API_URL="https://lh.admin.yu2le.com/api/monitor/server/upload"
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# 获取系统性能信息的函数
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get_system_performance() {
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# 获取CPU使用率
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CPU_USAGE=\$(top -bn1 | grep "Cpu(s)" | awk '{print \$2 + \$4}')
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# 获取内存使用率
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MEMORY_USAGE=\$(free | grep Mem | awk '{print \$3/\$2 * 100.0}')
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# 获取磁盘使用率
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DISK_USAGE=\$(df -h | grep '^/dev/' | grep -v 'boot' | awk '{print \$5}' | tr -d '%' | paste -sd+ | bc)
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# 获取系统连接数
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CONNECTION_COUNT=\$(netstat -an | grep ESTABLISHED | wc -l)
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# 获取前10进程的内存详情，使用 "fg9527" 分隔符
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MEMORY_INFO=\$(ps aux --sort=-rss | head -n 11 | awk 'NR==1 {print "USERfg9527PIDfg9527MEMORY(M)fg9527COMMAND"; next} {cmd=""; for(i=11;i<=NF;i++) cmd=cmd\$i" "; printf "%sfg9527%sfg9527%.2fMfg9527%s\n", \$1, \$2, \$6/1024, cmd}' | tr '\n' ';')
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# 获取前10进程的CPU详情，使用 "fg9527" 分隔符
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CPU_INFO=\$(ps aux --sort=-%cpu | head -n 11 | awk 'NR==1 {print "USERfg9527PIDfg9527CPU(%)fg9527COMMAND"; next} {cmd=""; for(i=11;i<=NF;i++) cmd=cmd\$i" "; printf "%sfg9527%sfg9527%.2f%%fg9527%s\n", \$1, \$2, \$3, cmd}' | tr '\n' ';')
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# 生成 JSON 格式数据，转义双引号
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MEMORY_INFO=\$(echo "\$MEMORY_INFO" | sed 's/"/\\"/g')
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CPU_INFO=\$(echo "\$CPU_INFO" | sed 's/"/\\"/g')
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# 生成 ip
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IP=\$(hostname -I | awk '{print \$1}')
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# 构建JSON数据
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echo "{\"cpu_usage\": \"\${CPU_USAGE}\", \"memory_usage\": \"\${MEMORY_USAGE}\", \"disk_usage\": \"\${DISK_USAGE}\", \"connection_count\": \"\${CONNECTION_COUNT}\", \"memory_info\": \"\${MEMORY_INFO}\", \"cpu_info\": \"\${CPU_INFO}\", \"localip\": \"\${IP}\"}"
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}
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# 获取当前系统性能数据
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DATA=\$(get_system_performance)
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echo \$DATA
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# 使用curl将数据上传到指定的API
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curl -X POST -H "Content-Type: application/json" -d "\$DATA" --insecure "\$API_URL"
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EOF
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) > $SCRIPT_PATH
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# 设置脚本执行权限
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chmod +x $SCRIPT_PATH
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# 添加定时任务
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(crontab -l 2>/dev/null; echo "*/1 * * * * $SCRIPT_PATH >> $CRON_LOG 2>&1") | crontab -
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# 确保 cron 服务已启动
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systemctl enable cron
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systemctl restart cron
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$SCRIPT_PATH
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echo "Monitor setup completed." |
...
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...
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