搭建cas客户端

        <dependency>
            <groupId>net.unicon.cas</groupId>
            <artifactId>cas-client-autoconfig-support</artifactId>
            <version>2.3.0-GA</version>
        </dependency>
<!-- 这里我还导入了一个 
	授权认证的 java 包  ，老板给的
-->

cas:
  server-url-prefix: https://cas.njcit.cn/login
  server-login-url: https://cas.njcit.cn/login/login
  client-host-url: http://lk.njcit.edu.cn
  use-session: true
  validation-type: cas
#  server.port: 9002
  #自定义的退出url，退出成功后跳转到 http://cas.client1.com:9002/logout/success
#  casClientLogoutUrl: http://cas.server.com:8443/cas/logout?service=http://cas.client1.com:9002/logout/success

package com.example.demo.config;

//这里是自己实现的   
// 第三方认证机构，配置进行授权认证，
// 我们写的这个是认证客户端，认证需要向服务器请求
// 服务请请求的相关信息都封装在这个包里了
import org.ly.uap.client.authentication.AuthenticationFilter;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;
import java.util.Map;

/**
 * @author Ｍｉｋｅ
 */
@Configuration
public class CASAutoConfig {

    @Value("${cas.server-url-prefix}")
    private String serverUrlPrefix;
    @Value("${cas.server-login-url}")
    private String serverLoginUrl;
    @Value("${cas.client-host-url}")
    private String clientHostUrl;


    /**
     * 授权过滤器
     * @return
     */
    @Bean
    public FilterRegistrationBean filterAuthenticationRegistration() {
//        <filter-name>Authentication Filter</filter-name>
        FilterRegistrationBean registration = new FilterRegistrationBean();
        registration.setFilter(new AuthenticationFilter());


        // 设定匹配的路径
        registration.addUrlPatterns("/*");

        Map<String,String> initParameters = new HashMap<String, String>();
        initParameters.put("casServerLoginUrl", serverUrlPrefix);
        initParameters.put("serverName", clientHostUrl);
        //忽略的url，"|"分隔多个url
        initParameters.put("ignorePattern", "/logout/success|/index");
        registration.setInitParameters(initParameters);
        // 设定加载的顺序
        registration.setOrder(1);
        return registration;
    }
}