文章目录

Spring Security快速入门
spring提供安全认证服务的框架
- 导入Maven依赖
<properties>
<spring.version>5.0.2.RELEASE</spring.version>
<spring.security.version>5.0.1.RELEASE</spring.security.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>org.springframework.security</groupId>
<artifactId>spring-security-web</artifactId>
<version>${spring.security.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-config</artifactId>
<version>${spring.security.version}</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
<scope>provided</scope>
</dependency>
</dependencies>
<build>
<plugins>
<!-- java编译插件 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.2</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<encoding>UTF-8</encoding>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.tomcat.maven</groupId>
<artifactId>tomcat9-maven-plugin</artifactId>
<configuration>
<!-- 指定端口 -->
<port>8090</port>
<!-- 请求路径 -->
<path>/</path>
</configuration>
</plugin>
</plugins>
</build>
- web.xml配置
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring-security.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!--权限验证过滤器-->
<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>
<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>
自定义页面
- Spring-security.xml配置
<!-- 配置不过滤的资源(静态资源及登录相关) -->
<security:http security="none" pattern="/login.html" />
<security:http security="none" pattern="/failer.html" /> <!-- Spring Security自动生成的登录-->
<security:http auto-config="true" use-expressions="false" >
<!-- 配置资料连接,表示任意路径都需要ROLE_USER权限 -->
<security:intercept-url pattern="/**" access="ROLE_USER" />
<!-- 自定义登陆页面,login-page 自定义登陆页面 authentication-failure-url 用户权限校验失败之后才会跳转到这个页面,如果数据库中没有这个用户则不会跳转到这个页面。
default-target-url 登陆成功后跳转的页面。 注:登陆页面用户名固定 username,密码 password,action:login -->
<security:form-login login-page="/login.html"
login-processing-url="/login" username-parameter="username"
password-parameter="password" authentication-failure-url="/failer.html"
default-target-url="/success.html" authentication-success-forward-url="/success.html"
/>
<!-- 关闭CSRF,默认是开启的 -->
<security:csrf disabled="true" />
</security:http>
<security:authentication-manager>
<security:authentication-provider>
<security:user-service>
<security:user name="user" password="{noop}user"
authorities="ROLE_USER" />
<security:user name="admin" password="{noop}admin"
authorities="ROLE_ADMIN" />
</security:user-service>
</security:authentication-provider>
</security:authentication-manager>
spring security认证用户登录
import org.springframework.security.core.userdetails.UserDetailsService;
public interface IUserService extends UserDetailsService {
}
@Service("userService")
@Transactional
public class UserServiceImpl implements IUserService {
@Autowired
private IUserDao userDao;
@Autowired
private BCryptPasswordEncoder bCryptPasswordEncoder;
@Override
public UserInfo findById(String id) throws Exception{
return userDao.findById(id);
}
@Override
public void save(UserInfo userInfo) throws Exception {
//对密码进行加密处理
userInfo.setPassword(bCryptPasswordEncoder.encode(userInfo.getPassword()));
userDao.save(userInfo);
}
@Override
public List<UserInfo> findAll() throws Exception {
return userDao.findAll();
}
@Override
public UserDetails loadUserByUsername(String username) throws UsernameNotFoundException {
UserInfo userInfo = null;
try {
userInfo = userDao.findByUsername(username);
} catch (Exception e) {
e.printStackTrace();
}
//处理自己的用户对象封装成UserDetails
// User user=new User(userInfo.getUsername(),"{noop}"+userInfo.getPassword(),getAuthority(userInfo.getRoles()));
User user = new User(userInfo.getUsername(), userInfo.getPassword(), userInfo.getStatus() == 0 ? false : true, true, true, true, getAuthority(userInfo.getRoles()));
return user;
}
//作用就是返回一个List集合,集合中装入的是角色描述
public List<SimpleGrantedAuthority> getAuthority(List<Role> roles) {
List<SimpleGrantedAuthority> list = new ArrayList<>();
for (Role role : roles) {
list.add(new SimpleGrantedAuthority("ROLE_" + role.getRoleName()));
}
return list;
}
}
完整Spring-security.xml配置文件
<!-- 配置不拦截的资源 -->
<security:http pattern="/login.jsp" security="none"/>
<security:http pattern="/failer.jsp" security="none"/>
<security:http pattern="/css/**" security="none"/>
<security:http pattern="/img/**" security="none"/>
<security:http pattern="/plugins/**" security="none"/>
<!--
配置具体的规则
auto-config="true" 不用自己编写登录的页面,框架提供默认登录页面
use-expressions="false" 是否使用SPEL表达式(没学习过)
-->
<security:http auto-config="true" use-expressions="false">
<!-- 配置具体的拦截的规则 pattern="请求路径的规则" access="访问系统的人,必须有ROLE_USER的角色" -->
<security:intercept-url pattern="/**" access="ROLE_USER,ROLE_ADMIN"/>
<!-- 定义跳转的具体的页面 -->
<security:form-login
login-page="/login.jsp"
login-processing-url="/login.do"
default-target-url="/index.jsp"
authentication-failure-url="/failer.jsp"
authentication-success-forward-url="/pages/main.jsp"
/>
<!-- 关闭跨域请求 -->
<security:csrf disabled="true"/>
<!-- 退出 -->
<security:logout invalidate-session="true" logout-url="/logout.do" logout-success-url="/login.jsp" />
</security:http>
<!-- 切换成数据库中的用户名和密码 -->
<security:authentication-manager>
<security:authentication-provider user-service-ref="userService">
<!-- 配置加密的方式-->
<security:password-encoder ref="passwordEncoder"/>
</security:authentication-provider>
</security:authentication-manager>
<!-- 配置加密类 -->
<bean id="passwordEncoder" class="org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder"/>
<!-- 提供了入门的方式,在内存中存入用户名和密码
<security:authentication-manager>
<security:authentication-provider>
<security:user-service>
<security:user name="admin" password="{noop}admin" authorities="ROLE_USER"/>
</security:user-service>
</security:authentication-provider>
</security:authentication-manager>
-->
权限关联与控制
待续~