搭建单点登录系统之四：搭建CAS客户端maven工程

其他 2020-02-29 23:17:31 阅读次数: 0

CAS客户端是maven工程

pom.xml

<?xml version="1.0" encoding="UTF-8"?>

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>

    <groupId>com.gaopeng</groupId>
    <artifactId>springsecurity</artifactId>
    <version>1.0-SNAPSHOT</version>
    <packaging>war</packaging>

    <name>springsecurity Maven Webapp</name>

    <properties>
        <spring.version>4.2.4.RELEASE</spring.version>
    </properties>

    <dependencies>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>${spring.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-web</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-webmvc</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context-support</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-test</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>2.5</version>
            <scope>provided</scope>
        </dependency>

        <dependency>
            <groupId>org.jasig.cas.client</groupId>
            <artifactId>cas-client-core</artifactId>
            <version>3.3.3</version>
            <exclusions>
                <exclusion>
                    <groupId>org.slf4j</groupId>
                    <artifactId>log4j-over-slf4j</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

        <!-- Spring Security相关依赖-->
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-web</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-config</artifactId>
            <version>${spring.version}</version>
        </dependency>

        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-cas</artifactId>
            <version>${spring.version}</version>
        </dependency>

    </dependencies>

</project>
View Code

web.xml

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee"
         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
         version="3.0">
    <display-name>SpringSecurity</display-name>

    <!-- 加載spring security的配置文件（其实就是spring配置文件） -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:spring/spring-security.xml</param-value>
    </context-param>
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <!--Spring Security过滤器,做资源权限的拦截和验证,过滤所有的请求-->
    <!-- filter-name是spring security内置好的过滤器名称，固定要是:springSecurityFilterChain -->
    <filter>
        <filter-name>springSecurityFilterChain</filter-name>
        <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>springSecurityFilterChain</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- 字符编码过滤器 -->
    <filter>
        <filter-name>encodingFilter</filter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
        <init-param>
            <param-name>encoding</param-name>
            <param-value>UTF-8</param-value>
        </init-param>
        <init-param>
            <param-name>forceEncoding</param-name>
            <param-value>true</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>encodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>


    <!-- spring前端控制器(分发器) -->
    <servlet>
        <servlet-name>springmvc</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <!-- contextConfigLocation配置springmvc加载的配置文件（配置文件中需要配置处理器映射器、适配器等等）
            如果不配置contextConfigLocation，默认加载的是/WEB-INF/servlet名称-servlet.xml(springmvc-servlet.xml) -->
        <init-param>
            <param-name>contextConfigLocation</param-name>
            <param-value>classpath:spring/springmvc.xml</param-value>
        </init-param>
        <!--
            1.表示tomcat服务器启动时加载当前的Servlet(Servlet默认是在被访问的时候才会创建)
            2.数字表示加载的顺序  1为优先加载
         -->
        <load-on-startup>1</load-on-startup>
    </servlet>
    <servlet-mapping>
        <servlet-name>springmvc</servlet-name>
        <!--
            第一种：*.do 访问.do结尾的DispatcherServlet进行解析
            第二种：/     所有访问的地址都由DispatcherServlet进行解析，对于静态文件的解析需要配置不让DispatcherServlet进行解析
                     使用此种方式可以实现RESTful风格的url，但这导致了静态资源被拦截
            第三种：/* 这样配置不对，使用这种配置，最终转发到一个jsp页面时，仍然会由DispatcherServlet解析jsp，不能根据jsp页面找到handler,会报错。
         -->
        <url-pattern>/</url-pattern>
    </servlet-mapping>

    <welcome-file-list>
        <welcome-file>index.html</welcome-file>
        <welcome-file>index.htm</welcome-file>
        <welcome-file>index.jsp</welcome-file>
        <welcome-file>default.html</welcome-file>
        <welcome-file>default.htm</welcome-file>
        <welcome-file>default.jsp</welcome-file>
    </welcome-file-list>

</web-app>
View Code

spring/spring-security.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p"
       xmlns:util="http://www.springframework.org/schema/util" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:mvc="http://www.springframework.org/schema/mvc"
       xsi:schemaLocation="
            http://www.springframework.org/schema/beans
            http://www.springframework.org/schema/beans/spring-beans.xsd
            http://www.springframework.org/schema/util
            http://www.springframework.org/schema/util/spring-util.xsd
            http://www.springframework.org/schema/context
            http://www.springframework.org/schema/context/spring-context.xsd
            http://www.springframework.org/schema/tx
            http://www.springframework.org/schema/tx/spring-tx.xsd
            http://www.springframework.org/schema/aop
            http://www.springframework.org/schema/aop/spring-aop.xsd
            http://www.springframework.org/schema/mvc
            http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd ">
    <!-- 扫描包 -->
    <context:component-scan base-package="com.gaopeng.controller"/>

    <!--配置静态资源路径-->
    <mvc:resources location="/images/" mapping="/images/**" />

    <!-- 注解驱动 -->
    <mvc:annotation-driven></mvc:annotation-driven>

    <!-- 视图解析器：对转向页面的路径解析。prefix：前缀， suffix：后缀 -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/view/"/>
        <property name="suffix" value=".jsp"/>
    </bean>

    <!--引入SpringSecurity配置文件-->
    <!--<import resource="spring-security.xml"/>-->

</beans>
View Code

spring/springmvc.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p"
       xmlns:util="http://www.springframework.org/schema/util" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:mvc="http://www.springframework.org/schema/mvc"
       xsi:schemaLocation="
            http://www.springframework.org/schema/beans
            http://www.springframework.org/schema/beans/spring-beans.xsd
            http://www.springframework.org/schema/util
            http://www.springframework.org/schema/util/spring-util.xsd
            http://www.springframework.org/schema/context
            http://www.springframework.org/schema/context/spring-context.xsd
            http://www.springframework.org/schema/tx
            http://www.springframework.org/schema/tx/spring-tx.xsd
            http://www.springframework.org/schema/aop
            http://www.springframework.org/schema/aop/spring-aop.xsd
            http://www.springframework.org/schema/mvc
            http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd ">
    <!-- 扫描包 -->
    <context:component-scan base-package="com.gaopeng.controller"/>

    <!--配置静态资源路径-->
    <mvc:resources location="/images/" mapping="/images/**" />

    <!-- 注解驱动 -->
    <mvc:annotation-driven></mvc:annotation-driven>

    <!-- 视图解析器：对转向页面的路径解析。prefix：前缀， suffix：后缀 -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/view/"/>
        <property name="suffix" value=".jsp"/>
    </bean>

    <!--引入SpringSecurity配置文件-->
    <!--<import resource="spring-security.xml"/>-->

</beans>
View Code

index.jsp

<%@ page contentType="text/html; charset=gb2312"%>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html charset=gb2312">
    <title>首页</title>
</head>
<body>
list list list.....
<br/>
<br/>
<br/>
<a href="/logout/cas">退出登录</a>
</body>
</html>
View Code

WEB-INF/view/list.jsp

<%@ page contentType="text/html; charset=gb2312"%>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html charset=gb2312">
    <title>首页</title>
</head>
<body>
list list list.....
<br/>
<br/>
<br/>
<a href="/logout/cas">退出登录</a>
</body>
</html>
View Code

WEB-INF/view/login.jsp

<%@ page contentType="text/html; charset=gb2312"%>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html charset=gb2312">
    <title>首页</title>
</head>
<body>
您已经登录成功...
<br/>
<br/>
<br/>
<a href="/logout/cas">退出登录</a>
</body>
</html>
View Code

WEB-INF/view/logout.jsp

<%@ page contentType="text/html; charset=gb2312"%>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html charset=gb2312">
    <title>退出</title>
</head>
<body>

<h2>您已经退出了系统</h2>


</body>
</html>
View Code

com.gaopeng.controller.UserController

package com.gaopeng.controller;

import com.gaopeng.service.UserDetailServiceImpl;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletResponse;

@Controller
@RequestMapping("/admin/user")
public class UserController {

    @RequestMapping("/login")
    public String login(HttpServletResponse response) {

        return "login";
    }

    @RequestMapping("/list")
    public String list(HttpServletResponse response) {

        System.out.println(UserDetailServiceImpl.userMap);

        Cookie cookie = new Cookie("username", UserDetailServiceImpl.userMap.get("username"));
        cookie.setDomain("localhost");
        response.addCookie(cookie);

        return "list";
    }
}
View Code

com.gaopeng.service.UserDetailServiceImpl

package com.gaopeng.service;

import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.core.userdetails.UsernameNotFoundException;

import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class UserDetailServiceImpl implements UserDetailsService {

    public static Map<String, String> userMap = new HashMap<String, String>();
    
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {

        try {
            username = new String(username.getBytes(), "utf-8");
            System.out.println(System.currentTimeMillis() + "=用户名：" + username);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }

        String password = "";

        //这里可以加载用户的角色或者做一些其它的校验
        List<GrantedAuthority> grantedList = new ArrayList<GrantedAuthority>();

        grantedList.add(new SimpleGrantedAuthority("ROLE_ADMIN"));
        grantedList.add(new SimpleGrantedAuthority("ROLE_USER"));

        User user = new User(username, password, grantedList);

        userMap.put("username", username);

        return user;
    }
}
View Code

spring/spring-security.xml

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