1. Apache Shiro는 Java 보안(권한) 프레임워크입니다
2. JavaEE 또는 JavaSE에서 사용할 수 있는 충분한 애플리케이션을 쉽게 개발할 수 있습니다. 3. Shiro는 인증, 승인, 암호화, 세션 관리, 웹 통합, 캐싱 등
2. Shiro 아키텍처에는 일반적으로 사용되는 세 가지 핵심 개체가 있습니다.
SecurityManager: 모든 사용자 관리
Readim: 연결 데이터
3. springboot에서 사용하는 경우 주로 두 가지 모듈(요청 필터링 모듈, 인증 및 권한 부여 모듈)로 간주할 수 있습니다.
<!-- 后台拦截--> <dependency> <groupId>org.apache.shiro</groupId> <artifactId>shiro-spring</artifactId> <version>1.4.0</version> </dependency>
@Bean public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier(SecurityManager) DefaultWebSecurityManager securityManager){ ShiroFilterFactiryBean bean = new ShiroFilterFactoryBean() //关联SecurityManager设置安全管理器 bean.setSecurityManager(securityManager) //添加内置过滤器 /* anon:无需过滤就可以访问 authc:必须认证了才可访问(登录后才可访问) user:必须拥有"记住我"功能才可访问 perms:拥有对某个资源的权限才可以访问 role:拥有某个角色权限才可访问 */ Map<String,String> filterMap = new LinkedHashMap<>(); //拦截 //filterMap.put("页面地址","内置过滤器") //filterMap.put("/user/name","anon") //filterMap.put("/user/book","authc") //具有user:add权限时才可以访问/user/name //perms中的“user:add”与数据库中对应权限要一致 filterMap.put("/user/name","perms[user:add]") //授权,正常情况下,没有授权会跳转到未授权页面 bean.setUnauthorizedUrl("未授权时跳转的页面") //创建一个过滤器链(其中内容通过Map存储) bean.setFilterChainDefinitionMap(FilterMap); //设置登录请求(登录的地址添加,当使用"authc"时,如果未登录,则跳转到登录页面) bean.setLoginUrl("/login") return bean; }
//@Qualifier:引入bena对象 @Bean(name="SecurityManager") public DefaultWebSecurityManager getDefaultWebSecurityManager(@Qualifier("MyRealm") MyRealm myRealm){ DefaultWebSecurityManager securityManager = new DefaultWebSecurotyManager(); //关联MyRealm securityManager.setRealm(myRealm); return securityManager; }
//将自定义的realm对象交给spring //@Bean(name="MyRealm")中name属性不加默认名称为方法名 @Bean(name="MyRealm") public MyRealm MyRealm(){ return new MyRealm(); }
class MyRealm extends AuthorizingRealm
project AthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals){ //1、权限信息对象info,用来存放查出的用户的所有的角色(role)及权限(permission) SimpleAuthorizationInfo info = new SimpleAuthorizationInfo(); //2、拿到当前登录的对象信息,通过认证方法SimpleAuthenticationInfo(第一个参数)已经进行存入 User user =(user)SecurityUtils.getSubject().getPrincipal(); //3、将该对象的角色信息进行存入 // 赋予角色 List<Role> roleList = roleService.listRolesByUserId(userId); for (Role role : roleList) { info.addRole(role.getName()); } //4、设置该用户的权限 infO.addStringPermission(user.getPerms()) //5、将该对象的权限信息进行存入(permissionSet一个权限信息的集合) info.setStringPermissions(permissionSet); return info; }
project AuthenticationInfo doGetAuthorizationInfo(AuthenticationToken token){ //1、拿到用户登陆的信息 UsernamePasswordToken userToken =(UsernamePasswordToken) token; //2、通过用户名(userToken.getUsername)获取数据库中的对象user //如果获取对象user为空则该用户不从在,返回return null(抛出用户不存在异常) if (user == null) { throw new UnknownAccountException("账号不存在!"); //或直接 return null; } //3、密码认证,有shiro完成(AuthenticationInfo是一个接口,SimpleAuthenticationInfo是其接口的实现类) //也可对密码进行加密 如MD5 MD5盐值 return new SimpleAuthenticationInfo("用户对象信息(user)","通过用户从数据库中获得的用户密码(user.password)","") }
//获取当前用户 Subject subject = SecurityUtils.getSubject(); //封装用户的登录数据(username:用户登陆时传入的账号;password:用户登陆时传入的密码) UsernamePasswordToken token = new UsernamePasswordToken(username,password); //执行登录(如果有异常则登录失败,没有异常则登录成功,在Shiro中已经为我们封装了登录相关的异常,直接使用即可) try{ subject.login(token);//执行登录成功后 return "首页" }catch(UnknowAccountException e){//用户名不存在 return "login" }catch(IncorrectCredentialsException e){//密码不存在 return "login" } 注意:该方法中登录失败后返回的是跳转的页面,故不可用@ResponseBody
package com.lingmeng.shiro; import com.lingmeng.pojo.entity.Admin; import com.lingmeng.pojo.entity.Permission; import com.lingmeng.pojo.entity.Role; import com.lingmeng.pojo.resp.BaseResp; import com.lingmeng.service.AdminService; import com.lingmeng.service.RoleService; import org.apache.shiro.SecurityUtils; import org.apache.shiro.authc.*; import org.apache.shiro.authz.AuthorizationInfo; import org.apache.shiro.authz.SimpleAuthorizationInfo; import org.apache.shiro.realm.AuthorizingRealm; import org.apache.shiro.subject.PrincipalCollection; import org.apache.shiro.subject.Subject; import org.springframework.beans.factory.annotation.Autowired; import java.util.HashSet; import java.util.Set; public class MyRealm extends AuthorizingRealm { @Autowired RoleService roleService; @Autowired AdminService adminService; //授权 @Override protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) { SimpleAuthorizationInfo info = new SimpleAuthorizationInfo(); //获取用户信息 Subject subject = SecurityUtils.getSubject(); Admin admin =(Admin) subject.getPrincipal(); //获取用户的权限及角色信息 BaseResp baseResp = roleService.selectOne(admin.getUsername()); Role role = (Role) baseResp.getData(); //将获取的角色及权限进行存入 if (role!=null){ //角色存入 info.addRole(role.getName()); //权限信息进行存入 Set<String> perms = new HashSet<>(); for (Permission perm : role.getPerms()) { perms.add(perm.getUrl()); } info.setStringPermissions(perms); } return info; } //认证 @Override protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authenticationToken) throws AuthenticationException { //获取登录信息(登录的账号) String username =(String)authenticationToken.getPrincipal(); // UsernamePasswordToken userToken =(UsernamePasswordToken) authenticationToken;拿到登录时传入的账号和密码对象 //从数据库中查询该对象的信息 Admin admin = adminService.selectOne(username); if (admin==null){ throw new UnknownAccountException("账号不存在"); } return new SimpleAuthenticationInfo(admin,admin.getPassword(),this.getName()); } }
위 내용은 springboot에서 Shiro를 빠르게 구현하는 방법의 상세 내용입니다. 자세한 내용은 PHP 중국어 웹사이트의 기타 관련 기사를 참조하세요!