springsecurity高级示例
时间: 2023-07-11 21:55:29 浏览: 91
以下是一些Spring Security的高级示例:
1. 使用JWT进行认证和授权:JWT是一种轻量级的认证协议,可以用于在客户端和服务器之间传递认证信息。Spring Security提供了对JWT的支持,可以很方便地将其集成到应用中。
2. 使用OAuth2进行认证和授权:OAuth2是一种标准的认证协议,可以用于在不同的应用之间共享认证信息。Spring Security提供了对OAuth2的支持,可以很方便地将其集成到应用中,例如实现单点登录、第三方登录等功能。
3. 使用Spring Security ACL进行细粒度的授权管理:Spring Security ACL是一种可以实现细粒度授权管理的框架,可以对应用中的资源进行授权管理,例如对某个用户或用户组进行授权,限制他们对某个资源的访问权限等。
4. 使用自定义过滤器进行身份认证:Spring Security提供了一系列的过滤器,可以用于实现身份认证、授权等功能。如果需要实现一些特殊的身份认证逻辑,可以通过自定义过滤器来实现,例如使用短信验证码进行身份认证等。
以上是一些Spring Security的高级示例,通过学习这些示例,可以更好地掌握Spring Security的使用和定制。
相关问题
springsecurity代码高级示例
以下是一些Spring Security的高级示例代码:
1. 使用JWT进行认证和授权:
```
@Configuration
@EnableWebSecurity
public class SecurityConfig extends WebSecurityConfigurerAdapter {
@Autowired
private UserDetailsService userDetailsService;
@Autowired
private JwtAuthenticationEntryPoint jwtAuthenticationEntryPoint;
@Bean
public JwtAuthenticationFilter jwtAuthenticationFilter() {
return new JwtAuthenticationFilter();
}
@Override
public void configure(AuthenticationManagerBuilder auth) throws Exception {
auth.userDetailsService(userDetailsService).passwordEncoder(passwordEncoder());
}
@Override
protected void configure(HttpSecurity http) throws Exception {
http.csrf().disable()
.authorizeRequests()
.antMatchers("/api/auth/**").permitAll()
.anyRequest().authenticated()
.and()
.exceptionHandling().authenticationEntryPoint(jwtAuthenticationEntryPoint)
.and()
.sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS);
http.addFilterBefore(jwtAuthenticationFilter(), UsernamePasswordAuthenticationFilter.class);
}
@Bean
public PasswordEncoder passwordEncoder() {
return new BCryptPasswordEncoder();
}
@Bean
@Override
public AuthenticationManager authenticationManagerBean() throws Exception {
return super.authenticationManagerBean();
}
}
```
2. 使用OAuth2进行认证和授权:
```
@Configuration
@EnableAuthorizationServer
public class AuthorizationServerConfig extends AuthorizationServerConfigurerAdapter {
@Autowired
private AuthenticationManager authenticationManager;
@Autowired
private UserDetailsService userDetailsService;
@Autowired
private DataSource dataSource;
@Override
public void configure(ClientDetailsServiceConfigurer clients) throws Exception {
clients.jdbc(dataSource);
}
@Override
public void configure(AuthorizationServerEndpointsConfigurer endpoints) throws Exception {
endpoints.authenticationManager(authenticationManager)
.userDetailsService(userDetailsService);
}
@Override
public void configure(AuthorizationServerSecurityConfigurer security) throws Exception {
security.tokenKeyAccess("permitAll()")
.checkTokenAccess("isAuthenticated()")
.allowFormAuthenticationForClients();
}
}
```
3. 使用Spring Security ACL进行细粒度的授权管理:
```
@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true, securedEnabled = true)
public class MethodSecurityConfig extends GlobalMethodSecurityConfiguration {
@Autowired
private DataSource dataSource;
@Override
protected MethodSecurityExpressionHandler createExpressionHandler() {
return new DefaultMethodSecurityExpressionHandler() {{
setPermissionEvaluator(new AclPermissionEvaluator(aclService()));
}};
}
@Bean
public JdbcMutableAclService aclService() {
return new JdbcMutableAclService(dataSource, new DefaultLookupStrategy(dataSource, aclCache(), aclAuthorizationStrategy(), consoleAuditLogger()));
}
@Bean
public EhCacheBasedAclCache aclCache() {
return new EhCacheBasedAclCache(aclEhCacheFactoryBean().getObject(), permissionGrantingStrategy(), aclAuthorizationStrategy());
}
@Bean
public EhCacheFactoryBean aclEhCacheFactoryBean() {
EhCacheFactoryBean ehCacheFactoryBean = new EhCacheFactoryBean();
ehCacheFactoryBean.setCacheManager(aclCacheManager().getObject());
ehCacheFactoryBean.setCacheName("aclCache");
return ehCacheFactoryBean;
}
@Bean
public EhCacheManagerFactoryBean aclCacheManager() {
EhCacheManagerFactoryBean cacheManager = new EhCacheManagerFactoryBean();
cacheManager.setCacheManagerName("aclCacheManager");
return cacheManager;
}
@Bean
public ConsoleAuditLogger consoleAuditLogger() {
return new ConsoleAuditLogger();
}
@Bean
public DefaultPermissionGrantingStrategy permissionGrantingStrategy() {
return new DefaultPermissionGrantingStrategy(consoleAuditLogger());
}
@Bean
public AclAuthorizationStrategy aclAuthorizationStrategy() {
return new AclAuthorizationStrategyImpl(new SimpleGrantedAuthority("ROLE_ADMIN"));
}
}
```
以上是一些Spring Security的高级示例代码,通过学习这些代码,可以更好地掌握Spring Security的使用和定制。