Function handleServiceRequest

service/service.ts:224–321

(msg: Api.Message)

      const validated = sanitizeServiceName(args[0]);
      if (!validated) {
        await msg.edit({ text: `❌ 服务名称包含非法字符，只允许字母、数字、-、_、.和@` });
        return;
      }
      serviceName = validated;
    } else {
      // 自动检测当前服务名称
      await msg.edit({ text: "🔍 正在自动检测当前服务..." });
      serviceName = await getCurrentServiceName();
      isAutoDetected = true;
    }
    
    // 显示正在查询的提示
    await msg.edit({ text: `🔍 正在检查 ${htmlEscape(serviceName)} 服务状态...` });
    
    try {
      // 获取完整的systemd状态信息，包括内存限制和告警阈值
      // Use execFile to avoid shell injection — serviceName is now validated,
      // and we pass args as an array instead of string interpolation.
      const { stdout: rawStatus } = await execFileAsync("systemctl", [
        "--no-pager", "status", serviceName,
      ]);
      
      // Filter lines locally instead of piping through shell
      const stdout = rawStatus
        .split("\n")
        .filter(line => /Active|PID|Tasks|Memory|CPU|limit|high|max|available/i.test(line) && !line.includes("grep"))
        .join("\n");
      
      if (stdout.includes("not be found") || stdout.includes("could not be found")) {
        await msg.edit({ text: `❌ 服务 '${serviceName}' 未找到。` });
        return;
      }
      
      if (stdout.includes("inactive")) {
        await msg.edit({ text: `🔴 服务 '${serviceName}' 已停止 (未运行)。` });
        return;
      }
      
      const lines = stdout.split("\n");
      const uptime = getBotUptime();
      
      for (let i = 0; i < lines.length; i++) {
        let line = lines[i].trim();
        
        if (line.includes("Active:")) {
          line = line.replace("Active:", "").replace("ago", "").trim();
          const [beforeSince, afterSince] = line.split("since");
          
          if (afterSince) {
            const [sinceTime, uptimeInfo] = afterSince.split(";");
            lines[i] = `${beforeSince.trim()}\n启动时间: ${sinceTime.trim()}\n运行时间: ${uptimeInfo.trim()}`;
            
            // 如果是当前检测到的pagermaid服务，添加bot uptime
            if (isAutoDetected) {
              lines[i] += ` (${uptime})`;
            }
          }
        } else {