spring系列---CAS客户端与SpringSecurity集成

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    CAS客户端与SpringSecurity集成

    • pom.xml
    <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>4.3.9.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>4.3.9.RELEASE</version>
        </dependency>

        <!--cas-->
        <dependency>
            <groupId>org.jasig.cas.client</groupId>
            <artifactId>cas-client-core</artifactId>
            <version>3.3.3</version>
        </dependency>
        <dependency>
            <groupId>javax.servlet</groupId>
            <artifactId>servlet-api</artifactId>
            <version>2.5</version>
            <scope>provided</scope>
        </dependency>
        <!--spring-cas-->
        <dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-cas</artifactId>
            <version>4.1.0.RELEASE</version>
        </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>
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>2.3.2</version>
                <configuration>
                    <source>1.7</source>
                    <target>1.7</target>
                </configuration>
            </plugin>
            <plugin>
                <groupId>org.apache.tomcat.maven</groupId>
                <artifactId>tomcat7-maven-plugin</artifactId>
                <configuration>
                    <!-- 指定端口 -->
                    <port>9003</port>
                    <!-- 请求路径 -->
                    <path>/</path>
                </configuration>
            </plugin>
        </plugins>
    </build>
    • 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_2_5.xsd"
         version="2.5">

    <display-name>Archetype Created Web Application</display-name>

    <!-- 用于单点退出，该过滤器用于实现单点登出功能，可选配置 -->
    <listener>
        <listener-class>org.jasig.cas.client.session.SingleSignOutHttpSessionListener</listener-class>
    </listener>

    <!-- 该过滤器用于实现单点登出功能，可选配置。 -->
    <filter>
        <filter-name>CAS Single Sign Out Filter</filter-name>
        <filter-class>org.jasig.cas.client.session.SingleSignOutFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>CAS Single Sign Out Filter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>


    <!-- 该过滤器负责用户的认证工作，必须启用它 -->
    <filter>
        <filter-name>CASFilter</filter-name>
        <filter-class>org.jasig.cas.client.authentication.AuthenticationFilter</filter-class>
        <init-param>
            <param-name>casServerLoginUrl</param-name>
            <!--这里的server是服务端的IP -->
            <!--docker tomcat镜像-->
            <param-value>http://localhost:8080/cas/login</param-value>
            <!--<param-value>http://localhost:9100/cas/login</param-value>-->
        </init-param>
        <init-param>
            <param-name>serverName</param-name>
            <param-value>http://localhost:9003</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>CASFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- 该过滤器负责对Ticket的校验工作，必须启用它 -->
    <filter>
        <filter-name>CAS Validation Filter</filter-name>
        <filter-class>
            org.jasig.cas.client.validation.Cas20ProxyReceivingTicketValidationFilter
        </filter-class>
        <init-param>
            <param-name>casServerUrlPrefix</param-name>
            <!--<param-value>http://localhost:9100/cas</param-value>-->
            <param-value>http://localhost:8080/cas</param-value>
        </init-param>
        <init-param>
            <param-name>serverName</param-name>
            <param-value>http://localhost:9003</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>CAS Validation Filter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>


    <!--获取用户名的两个过滤器-->
    <!-- 该过滤器负责实现HttpServletRequest请求的包裹， 比如允许开发者通过HttpServletRequest的getRemoteUser()方法获得SSO登录用户的登录名，可选配置。 -->
    <filter>
        <filter-name>CAS HttpServletRequest Wrapper Filter</filter-name>
        <filter-class>
            org.jasig.cas.client.util.HttpServletRequestWrapperFilter
        </filter-class>
    </filter>
    <filter-mapping>
        <filter-name>CAS HttpServletRequest Wrapper Filter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- 该过滤器使得开发者可以通过org.jasig.cas.client.util.AssertionHolder来获取用户的登录名。 比如AssertionHolder.getAssertion().getPrincipal().getName()。 -->
    <filter>
        <filter-name>CAS Assertion Thread Local Filter</filter-name>
        <filter-class>org.jasig.cas.client.util.AssertionThreadLocalFilter</filter-class>
    </filter>
    <filter>
        <filter-name>springSecurityFilterChain</filter-name>
        <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>CAS Assertion Thread Local Filter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
    <filter-mapping>
        <filter-name>springSecurityFilterChain</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

</web-app>
    • spring-security.xml
    • <?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/security"
             xmlns:beans="http://www.springframework.org/schema/beans"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
                                 http://www.springframework.org/schema/security http://www.springframework.org/schema/security/spring-security.xsd">
    <!--   entry-point-ref  入口点引用 -->
    <http use-expressions="false" entry-point-ref="casProcessingFilterEntryPoint">
        <!--权限控制 ROLE_USER 允许访问/**资源-->
        <intercept-url pattern="/**" access="ROLE_USER"/>
        <csrf disabled="true"/>
        <!-- custom-filter为过滤器， position 表示将过滤器放在指定的位置上，before表示放在指定位置之前  ，after表示放在指定的位置之后  -->
        <custom-filter ref="casAuthenticationFilter" position="CAS_FILTER"/>
        <custom-filter ref="requestSingleLogoutFilter" before="LOGOUT_FILTER"/>
        <custom-filter ref="singleLogoutFilter" before="CAS_FILTER"/>
    </http>

    <!-- CAS入口点 开始 -->
    <beans:bean id="casProcessingFilterEntryPoint"
                class="org.springframework.security.cas.web.CasAuthenticationEntryPoint">
        <!-- 单点登录服务器登录URL -->
        <!--<beans:property name="loginUrl" value="http://localhost:9100/cas/login"/>-->
        <beans:property name="loginUrl" value="http://localhost:8080/cas/login"/>
        <beans:property name="serviceProperties" ref="serviceProperties"/>
    </beans:bean>
    <beans:bean id="serviceProperties" class="org.springframework.security.cas.ServiceProperties">
        <!--service 配置自身工程的根地址+/login/cas   -->
        <beans:property name="service" value="http://localhost:9003/login/cas"/>
    </beans:bean>
    <!-- CAS入口点 结束 -->

    <!-- 认证过滤器 开始 -->
    <beans:bean id="casAuthenticationFilter" class="org.springframework.security.cas.web.CasAuthenticationFilter">
        <beans:property name="authenticationManager" ref="authenticationManager"/>
    </beans:bean>
    <!-- 认证管理器 -->
    <authentication-manager alias="authenticationManager">
        <authentication-provider ref="casAuthenticationProvider">
        </authentication-provider>
    </authentication-manager>
    <!-- 认证提供者 -->
    <beans:bean id="casAuthenticationProvider"
                class="org.springframework.security.cas.authentication.CasAuthenticationProvider">
        <beans:property name="authenticationUserDetailsService">
            <beans:bean class="org.springframework.security.core.userdetails.UserDetailsByNameServiceWrapper">
                <beans:constructor-arg ref="userDetailsService"/>
            </beans:bean>
        </beans:property>
        <beans:property name="serviceProperties" ref="serviceProperties"/>
        <!-- ticketValidator 为票据验证器 -->
        <beans:property name="ticketValidator">
            <beans:bean class="org.jasig.cas.client.validation.Cas20ServiceTicketValidator">
                <!--<beans:constructor-arg index="0" value="http://localhost:9100/cas"/>-->
                <beans:constructor-arg index="0" value="http://localhost:8080/cas"/>
            </beans:bean>
        </beans:property>
        <beans:property name="key" value="an_id_for_this_auth_provider_only"/>
    </beans:bean>


    <!-- 认证类 -->
    <beans:bean id="userDetailsService" class="cn.yh.user.service.UserDetailServiceImpl"/>

    <!-- 认证过滤器 结束 -->
    <!-- 单点登出  开始  -->
    <beans:bean id="singleLogoutFilter" class="org.jasig.cas.client.session.SingleSignOutFilter"/>
    <beans:bean id="requestSingleLogoutFilter"
                class="org.springframework.security.web.authentication.logout.LogoutFilter">
        <!--<beans:constructor-arg value="http://localhost:9100/cas/logout?service=http://www.baidu.com"/>-->
        <beans:constructor-arg value="http://localhost:8080/cas/logout?service=http://www.baidu.com"/>
        <beans:constructor-arg>
            <beans:bean class="org.springframework.security.web.authentication.logout.SecurityContextLogoutHandler"/>
        </beans:constructor-arg>
        <beans:property name="filterProcessesUrl" value="/logout/cas"/>
    </beans:bean>
    <!-- 单点登出  结束 -->

</beans:beans>
    • UserDetailsServiceImpl
    • public class UserDetailServiceImpl implements UserDetailsService {
    @Override
    public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
        //权限集合
        List<GrantedAuthority> list = new ArrayList();
        //添加权限
        list.add(new SimpleGrantedAuthority("ROLE_USER"));
        
        return new User(username, "", list);
    }
}
    javaspringcasspringsecurity
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