package com.lanyuan.controller;
import java.util.HashMap;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import com.lanyuan.entity.ServerInfo;
import com.lanyuan.entity.ServerStatus;
import com.lanyuan.service.ServerInfoService;
import com.lanyuan.util.Common;
import com.lanyuan.util.PageView;
import com.lanyuan.util.PropertiesUtils;
/**
* 服务器监控的处理
* 可以收集的信息包括： 1， CPU信息，包括基本信息（vendor、model、mhz、cacheSize）和统计信息（user、sys、idle
* 、nice、wait） 2， 文件系统信息，包括Filesystem、Size、Used、Avail、Use%、Type 3，
* 事件信息，类似Service Control Manager 4， 内存信息，物理内存和交换内存的总数、使用数、剩余数；RAM的大小 5，
* 网络信息，包括网络接口信息和网络路由信息 6， 进程信息，包括每个进程的内存、CPU占用数、状态、参数、句柄 7， IO信息，包括IO的状态，读写大小等
* 8， 服务状态信息 9， 系统信息，包括操作系统版本，系统资源限制情况，系统运行时间以及负载，JAVA的版本信息等.
*
* @author lanyuan
* 2013-11-19
* @Email: mmm333zzz520@163.com
* @version 1.0v
*/
@Controller
@RequestMapping(value = "/background/serverInfo/")
public class ServerInfoController {
@Autowired
private ServerInfoService serverInfoService;
@RequestMapping(value="query")
public String queryUserLogin(Model model, ServerInfo serverInfo, String pageNow){
PageView pageView = null;
if(Common.isEmpty(pageNow)){
pageView = new PageView(1);
}else{
pageView = new PageView(Integer.parseInt(pageNow));
}
serverInfoService.query(pageView, serverInfo);
model.addAttribute("pageView", pageView);
return "/background/server/list";
}
@RequestMapping(value = "show")
public String show() {
return "/background/server/show";
}
@RequestMapping(value = "forecast")
public String forecast() {
return "/background/server/forecast";
}
/**
* 获取服务器基本信息
*
* @return
* @throws Exception
*/
@ResponseBody
@RequestMapping(value = "info")
public Map<String, Object> serverBaseInfo() throws Exception {
Map<String, Object> dataMap = new HashMap<String, Object>();
ServerStatus status = Common.getServerStatus();
dataMap.put("data", status);
return dataMap;
}
/**
* 预警监控信息
*
* @return
* @throws Exception
*/
@ResponseBody
@RequestMapping("/warnInfo")
public Map<String, Object> warnInfo(HttpServletRequest request) throws Exception {
ServerStatus status = Common.getServerStatus();
Map<String, Object> dataMap = new HashMap<String, Object>();
String cpuUsage = status.getCpuUsage();
long FreeMem = status.getFreeMem();
long useMem = status.getUsedMem();
long TotalMem = status.getTotalMem();
String serverUsage = Common.fromUsage(useMem, TotalMem);
dataMap.put("cpuUsage", cpuUsage);
dataMap.put("FreeMem", FreeMem);
dataMap.put("TotalMem", TotalMem);
dataMap.put("serverUsage", serverUsage);
long JvmFreeMem = status.getJvmFreeMem();
long JvmTotalMem = status.getJvmTotalMem();
String JvmUsage = Common.fromUsage(JvmTotalMem - JvmFreeMem, JvmTotalMem);
dataMap.put("JvmFreeMem", JvmFreeMem);
dataMap.put("JvmTotalMem", JvmTotalMem);
dataMap.put("JvmUsage", JvmUsage);
dataMap.put("cpu", PropertiesUtils.findPropertiesKey("cpu"));
dataMap.put("jvm", PropertiesUtils.findPropertiesKey("jvm"));
dataMap.put("ram", PropertiesUtils.findPropertiesKey("ram"));
dataMap.put("toEmail", PropertiesUtils.findPropertiesKey("toEmail"));
dataMap.put("diskInfos", status.getDiskInfos());
return dataMap;
}
/**
* 修改配置
* @param request
* @param nodeId
* @return
* @throws Exception
*/
@ResponseBody
@RequestMapping("/modifySer")
public Map<String, Object> modifySer(HttpServletRequest request,String key,String value) throws Exception{
Map<String, Object> dataMap = new HashMap<String,Object>();
try {
// 从输入流中读取属性列表（键和元素对）
PropertiesUtils.modifyProperties(key, value);
} catch (Exception e) {
dataMap.put("flag", false);
}
dataMap.put("flag", true);
return dataMap;
}
public static void main(String[] args) {
// ServerInfoController.getServerBaseInfo(new ServerStatus());
}
}