Web Service 中的身份验证策略--使用自定义SOAP 标题
自定义SOAP标题可以限制调用服务的用户范围
下面是客户端的调用
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using System;
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using System.Web;
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using System.Web.Services;
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using System.Web.Services.Protocols;
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[WebService(Namespace = "http://livebaby.cn")]
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[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
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public class Service : System.Web.Services.WebService
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{
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public SecurityHeader currentUser;
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public Service()
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{
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//如果使用设计的组件,请取消注释以下行
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//InitializeComponent();
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}
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[WebMethod, SoapHeader("currentUser")]
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public string GetResult(string queryString)
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{
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if(ValidateUser(currentUser.UserName,currentUser.UserPass))
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{
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return "你发送的字符串是:"+queryString;
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}
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else
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return "对不起:" + currentUser.UserName+",您不是合法的用户!";
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}
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//检验SOAP HEADER
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private bool ValidateUser(string user, string pass)
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{
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if (user.Equals("user") && pass.Equals("user"))
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return true;
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else
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return false;
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}
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}
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//自定义Soap Header Class
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public class SecurityHeader : System.Web.Services.Protocols.SoapHeader
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{
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public string UserName;
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public string UserPass;
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}
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下面是客户端的调用
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Text;
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using System.Windows.Forms;
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namespace SoapHeader
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{
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public partial class Form1 : Form
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{
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public Form1()
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{
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InitializeComponent();
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}
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private void button_Invoke_Click(object sender, EventArgs e)
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{
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SoapHeader.localhost.SecurityHeader header = new SoapHeader.localhost.SecurityHeader();
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header.UserName = textBox_User.Text;
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header.UserPass = textBox_Pass.Text;
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SoapHeader.localhost.Service service = new SoapHeader.localhost.Service();
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service.SecurityHeaderValue = header;
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this.textBox_Output.Text+=service.GetResult(this.textBox_Input.Text)+Environment.NewLine;
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}
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}
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}
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