增加磁盘和网卡硬件信息显示
This commit is contained in:
Alex Yang
157
agent/agent.sh
Executable file
157
agent/agent.sh
Executable file
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#!/bin/bash
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# 启动/停止/重启脚本
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# ===================== 配置区 =====================
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# 程序路径
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AGENT_PATH="/bin/monitor-agent"
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# 日志文件路径
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LOG_FILE="/root/monitor/agent.log"
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# PID文件路径（记录进程ID）
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PID_FILE="/root/monitor/agent.pid"
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# 启动参数（根据实际需求调整）
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START_ARGS=""
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# ==================== 配置区结束 ====================
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# 检查程序文件是否存在
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check_agent_exists() {
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if [ ! -f "${AGENT_PATH}" ]; then
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echo "错误：程序文件 ${AGENT_PATH} 不存在！"
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exit 1
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fi
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if [ ! -x "${AGENT_PATH}" ]; then
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echo "错误：程序文件 ${AGENT_PATH} 没有执行权限，正在尝试添加..."
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chmod +x "${AGENT_PATH}"
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if [ $? -ne 0 ]; then
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echo "错误：添加执行权限失败，请手动执行 chmod +x ${AGENT_PATH}"
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exit 1
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fi
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fi
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}
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# 检查进程是否运行
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check_running() {
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if [ -f "${PID_FILE}" ]; then
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PID=$(cat "${PID_FILE}")
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if ps -p "${PID}" > /dev/null 2>&1; then
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return 0 # 运行中
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else
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rm -f "${PID_FILE}" # PID文件存在但进程已死，清理PID文件
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fi
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fi
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return 1 # 未运行
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}
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# 启动程序
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start_agent() {
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if check_running; then
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echo "✅ monitor-agent 已在运行（PID: $(cat ${PID_FILE})）"
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return 0
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fi
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echo "🚀 正在启动 monitor-agent..."
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# 创建日志目录（如果不存在）
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mkdir -p "$(dirname ${LOG_FILE})"
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# 后台启动程序，重定向日志，记录PID
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nohup "${AGENT_PATH}" ${START_ARGS} > "${LOG_FILE}" 2>&1 &
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AGENT_PID=$!
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echo "${AGENT_PID}" > "${PID_FILE}"
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# 等待2秒检查是否启动成功
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sleep 2
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if check_running; then
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echo "✅ monitor-agent 启动成功（PID: ${AGENT_PID}）"
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echo "日志文件：${LOG_FILE}"
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else
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echo "❌ monitor-agent 启动失败！请查看日志：${LOG_FILE}"
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rm -f "${PID_FILE}"
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exit 1
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fi
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}
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# 停止程序
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stop_agent() {
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if ! check_running; then
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echo "ℹ️ monitor-agent 未运行"
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return 0
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fi
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PID=$(cat "${PID_FILE}")
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echo "🛑 正在停止 monitor-agent（PID: ${PID}）..."
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# 优雅停止（先尝试TERM信号，失败则强制KILL）
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kill "${PID}" > /dev/null 2>&1
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sleep 3
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if ps -p "${PID}" > /dev/null 2>&1; then
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echo "⚠️ 优雅停止失败，强制杀死进程..."
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kill -9 "${PID}" > /dev/null 2>&1
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sleep 1
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fi
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# 清理PID文件
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rm -f "${PID_FILE}"
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echo "✅ monitor-agent 已停止"
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}
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# 查看状态
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status_agent() {
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if check_running; then
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echo "✅ monitor-agent 运行中（PID: $(cat ${PID_FILE})）"
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else
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echo "ℹ️ monitor-agent 未运行"
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fi
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}
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# 重启程序
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restart_agent() {
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echo "🔄 正在重启 monitor-agent..."
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stop_agent
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sleep 2
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start_agent
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}
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# 帮助信息
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show_help() {
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echo "使用方法：$0 [start|stop|restart|status|help]"
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echo " start - 启动 monitor-agent"
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echo " stop - 停止 monitor-agent"
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echo " restart - 重启 monitor-agent"
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echo " status - 查看 monitor-agent 运行状态"
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echo " help - 显示帮助信息"
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}
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# 主逻辑
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main() {
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# 检查是否为root用户（可选，根据需求调整）
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if [ "$(id -u)" -ne 0 ]; then
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echo "警告：建议使用root用户运行此脚本（当前用户：$(whoami)）"
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# exit 1 # 如果强制要求root，取消注释
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fi
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check_agent_exists
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case "$1" in
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start)
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start_agent
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;;
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stop)
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stop_agent
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;;
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restart)
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restart_agent
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;;
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status)
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status_agent
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;;
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help|--help|-h)
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show_help
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;;
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*)
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echo "错误：无效参数 '$1'"
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show_help
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exit 1
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;;
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esac
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}
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# 执行主逻辑
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main "$@"
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Binary file not shown.
38
agent/monitor-agent.service
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38
agent/monitor-agent.service
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@@ -0,0 +1,38 @@
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[Unit]
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# 服务描述
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Description=Monitor Agent Service
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# 依赖：网络启动后再启动该服务
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After=network.target network-online.target
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# 可选：依赖其他服务（如mysql、redis等），按需添加
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# Requires=mysql.service
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[Service]
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# 服务类型：forking 对应脚本的后台启动（nohup）
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Type=forking
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# 启动命令（指向我们写的启动脚本）
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ExecStart=/root/monitor/agent.sh start
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# 停止命令
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ExecStop=/root/monitor/agent.sh stop
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# 重启命令
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ExecReload=/root/monitor/agent.sh restart
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# PID文件路径（必须与脚本中PID_FILE一致）
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PIDFile=/root/monitor/agent.pid
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# 运行用户（建议root，与脚本执行用户一致）
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User=root
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Group=root
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# 故障重启策略：失败后自动重启，最多重启5次
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Restart=on-failure
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RestartSec=3s
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StartLimitInterval=30s
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StartLimitBurst=5
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# 日志重定向（可选，统一到systemd日志）
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StandardOutput=append:/root/monitor/agent.log
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StandardError=append:/root/monitor/agent.log
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# 进程退出时清理环境
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KillMode=process
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# 优雅停止超时时间
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TimeoutStopSec=10s
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[Install]
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# 开机自启级别：多用户模式
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WantedBy=multi-user.target
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