package com.mkyong.config;

import javax.sql.DataSource;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;

@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    DataSource dataSource;

    @Autowired
    public void configAuthentication(AuthenticationManagerBuilder auth) throws Exception {

      auth.jdbcAuthentication().dataSource(dataSource)
        .usersByUsernameQuery(
            "select username,password, enabled from users where username=?")
        .authoritiesByUsernameQuery(
            "select username, role from user_roles where username=?");
    }   

    @Override
    protected void configure(HttpSecurity http) throws Exception {

      http.authorizeRequests()
        .antMatchers("/admin/**").access("hasRole('ROLE_ADMIN')")
        .and()
          .formLogin().loginPage("/login").failureUrl("/login?error")
          .usernameParameter("username").passwordParameter("password")
        .and()
          .logout().logoutSuccessUrl("/login?logout")
        .and()
          .exceptionHandling().accessDeniedPage("/403")
        .and()
          .csrf();
    }
}

弹簧security.xml文件

<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-3.0.xsd
    http://www.springframework.org/schema/security
    http://www.springframework.org/schema/security/spring-security-3.2.xsd">

    <!-- enable use-expressions -->
    <http auto-config="true" use-expressions="true">

        <intercept-url pattern="/admin**" access="hasRole('ROLE_ADMIN')" />

        <!-- access denied page -->
        <access-denied-handler error-page="/403" />

        <form-login 
            login-page="/login" 
            default-target-url="/welcome" 
            authentication-failure-url="/login?error" 
            username-parameter="username"
            password-parameter="password" />
        <logout logout-success-url="/login?logout"  />
        <!-- enable csrf protection -->
        <csrf/>
    </http>

    <!-- Select users and user_roles from database -->
    <authentication-manager>
      <authentication-provider>
        <jdbc-user-service data-source-ref="dataSource"
          users-by-username-query=
            "select username,password, enabled from users where username=?"
          authorities-by-username-query=
            "select username, role from user_roles where username =?  " />
      </authentication-provider>
    </authentication-manager>

</beans:beans>

在上面的祝贺中，/admin及其子文件夹都受密码保护。
login-page=”/login” - 显示自定义登录表单的页面
authentication-failure-url=”/login?error” - 如果身份验证失败，请转到第/login?error页
logout-success-url=”/login?logout” - 如果注销成功，请转发查看/logout
username-parameter=”username” - 包含“用户名”的请求的名称。在HTML中，这是输入文本的名称。
<csrf/> - 启用跨站点请求伪造（CSRF）保护

寻找一个简单的Spring安全示例

5 个答案: