spring-security(六)java config-sample之rolehierarchy

前言:
  在日常应用的权限系统中,一个角色包含其他角色是一个很常见的需求。例如,在一个应用中如果有两个角色 admin和user,我们会希望所有user用户能做的事admin用户都可以做。为了实现这样的功能,我们可以把所有需要user用户访问的资源再赋一遍权限给admin用户,但是当我们的应用系统中有很多的角色时,这样的设计将变的极其复杂。所以srpng给我们提供了另一种实现方式,让我们很容易的可以把一种角色的权限赋给了另一角色。

环境:
  spring-boot 版本:1.5.4.RELEASE

1.项目结构



2.配置类SecurityConfig.java
/**
 * 
 */
package falcon.chengf.security.samples.javaconfig.rolehierarchy;

import org.springframework.beans.factory.annotation.Autowired;
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;

/**
 * @author: 作者: chengaofeng
 * @date: 创建时间:2018-01-16 19:32:47
 * @Description: TODO
 * @version V1.0
 */
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {

	@Autowired
	public void auth(AuthenticationManagerBuilder auth) throws Exception {
		auth.inMemoryAuthentication()
				.withUser("admin").password("password").authorities("ROLE_ADMIN").and()
				.withUser("user").password("password").authorities("ROLE_USER");
	}
	
	@Override
	protected void configure(HttpSecurity http) throws Exception {
		http.csrf().disable()
			.authorizeRequests()
				.antMatchers("/admin/**").hasRole("ADMIN")
				.anyRequest().hasRole("USER")
				.and()
			.formLogin()
				.permitAll();
	}
}


在配置中我们定义了两种角色ROLE_ADMIN和ROLE_USER,分别赋予了两个用户admin和user,接着我们把/admin/目录下的资源限制为有ADMIN权限的用户才能访问,其他目录下的都需要USER权限。

3.权限继承关系配置类SecurityConfiguration.java
/**
 * 
 */
package falcon.chengf.security.samples.javaconfig.rolehierarchy;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.access.hierarchicalroles.RoleHierarchy;
import org.springframework.security.access.hierarchicalroles.RoleHierarchyImpl;

/**
 * @author: 作者: chengaofeng
 * @date: 创建时间:2018-01-27 17:34:10
 * @Description: TODO
 * @version V1.0
 */
@Configuration
public class SecurityConfiguration {

	@Bean
	public RoleHierarchy roleHierarchy() {
		RoleHierarchyImpl roleHierarchy = new RoleHierarchyImpl();
		roleHierarchy.setHierarchy("ROLE_ADMIN > ROLE_USER");
		return roleHierarchy;
	}
}

ROLE_ADMIN > ROLE_USER 代表ADMIN角色包含USER角色
4.启动类SecurityRoleHierarchyApp.java
package falcon.chengf.security.samples.javaconfig.rolehierarchy;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

/**
 * Hello world!
 *
 */
@SpringBootApplication
public class SecurityRoleHierarchyApp 
{
    public static void main( String[] args )
    {
        SpringApplication.run(SecurityRoleHierarchyApp.class, args);
    }
}

5.项目的pom.xml
<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>falcon.chengf</groupId>
	<artifactId>security-samples-javaconfig-rolehierarchy</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<packaging>jar</packaging>

	<name>security-samples-javaconfig-rolehierarchy</name>
	<url>http://maven.apache.org</url>

	<properties>
		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
	</properties>

	<dependencyManagement>

		<dependencies>
			<dependency>
				<groupId>org.springframework.boot</groupId>
				<artifactId>spring-boot-starter-parent</artifactId>
				<version>1.5.4.RELEASE</version>
				<type>pom</type>
				<scope>import</scope>
			</dependency>
		</dependencies>
	</dependencyManagement>
	<dependencies>
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<scope>test</scope>
		</dependency>
		<dependency>
			<groupId>org.springframework.boot</groupId>
			<artifactId>spring-boot-starter-web</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.security</groupId>
			<artifactId>spring-security-config</artifactId>
		</dependency>
		<dependency>
			<groupId>org.springframework.security</groupId>
			<artifactId>spring-security-web</artifactId>
		</dependency>
	</dependencies>
	<build>
		<plugins>
			<plugin>
				<groupId>org.springframework.boot</groupId>
				<artifactId>spring-boot-maven-plugin</artifactId>
				<executions>
					<execution>
						<goals>
							<goal>repackage</goal>
						</goals>
					</execution>
				</executions>
				<configuration>
					<mainClass>${start-class}</mainClass>
				</configuration>
			</plugin>
		</plugins>
	</build>
</project>

6.admin页面 admin.html
<!DOCTYPE html>
<html>
<head>
<title>Static</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
	hello, admin!
</body>
</html>


user页面 user.html
<!DOCTYPE html>
<html>
<head>
<title>Static</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
	hello user!
</body>
</html>

7.启动项目
选中启动类,选择 Run As->Java application,启动后在浏览器中输入
http://localhost:8080/admin/admin.html
之后我们会被重定向到login页面



输入用户名:admin 和密码:password,我们就会看到admin页面



之后我们再在浏览器中输入http://localhost:8080/user/user.html,也能正常访问



我们清除器记录,再重新访问http://localhost:8080/user/user.html,之后再次重定向到login页面,输入用户名:user和密码:password,就会看到user页面,但是再在浏览器中输入http://localhost:8080/admin/admin.html,会出现403页面




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转载自fengyilin.iteye.com/blog/2410997