2017-05-26 56 views
0

我想創建一個自定義權限評估程序,以便@PrePreuthorize通過自定義方法的REST端點。 我使用Spring Boot 1.5.3與Web和安全啓動器。自定義權限評估程序彈簧

我的進一步用例是檢查登錄的用戶是否有權查看指定的ID。

在調用REST端點我得到以下錯誤:

org.springframework.expression.spel.SpelEvaluationException: EL1004E: Method call: Method hasPermission(null) cannot be found on org.springframework.security.access.expression.method.MethodSecurityExpressionRoot type 

我的自定義權限計算器:

@Component 
class CustomPermissionsEvaluator implements PermissionEvaluator { 

    public boolean hasPermission(String id) { 
     return id.equals("correct"); 
    } 

    @Override 
    public boolean hasPermission(Authentication authentication, Object targetDomainObject, Object permission) { 
     return false; 
    } 

    @Override 
    public boolean hasPermission(Authentication authentication, Serializable targetId, String targetType, Object permission) { 
     return false; 
    } 
} 

我的安全配置:

@Configuration 
@EnableGlobalMethodSecurity(prePostEnabled = true) 
class SecurityConfig extends GlobalMethodSecurityConfiguration { 

    @Override 
    public MethodSecurityExpressionHandler createExpressionHandler() { 
     DefaultMethodSecurityExpressionHandler methodSecurityExpressionHandler = new DefaultMethodSecurityExpressionHandler(); 
     methodSecurityExpressionHandler.setPermissionEvaluator(new CompanyPermissionsEvaluator()); 
     return methodSecurityExpressionHandler; 
    } 
} 

我的休息控制器:

@RestController 
class RestControllerToProtect { 

    @PreAuthorize("hasPermission(#id)") 
    @GetMapping 
    public String methodToProtect(String id) { 
     return "Authenticated"; 
    } 
} 

堆棧跟蹤:

org.springframework.expression.spel.SpelEvaluationException: EL1004E: Method call: Method hasPermission(null) cannot be found on org.springframework.security.access.expression.method.MethodSecurityExpressionRoot type at org.springframework.expression.spel.ast.MethodReference.findAccessorForMethod(MethodReference.java:211) ~[spring-expression-4.3.8.RELEASE.jar:4.3.8.RELEASE]  at org.springframework.expression.spel.ast.MethodReference.getValueInternal(MethodReference.java:125) ~[spring-expression-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.expression.spel.ast.MethodReference.getValueInternal(MethodReference.java:85) ~[spring-expression-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.expression.spel.ast.SpelNodeImpl.getTypedValue(SpelNodeImpl.java:131) ~[spring-expression-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.expression.spel.standard.SpelExpression.getValue(SpelExpression.java:299) ~[spring-expression-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.security.access.expression.ExpressionUtils.evaluateAsBoolean(ExpressionUtils.java:26) ~[spring-security-core-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.access.expression.method.ExpressionBasedPreInvocationAdvice.before(ExpressionBasedPreInvocationAdvice.java:59) ~[spring-security-core-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.access.prepost.PreInvocationAuthorizationAdviceVoter.vote(PreInvocationAuthorizationAdviceVoter.java:72) ~[spring-security-core-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.access.prepost.PreInvocationAuthorizationAdviceVoter.vote(PreInvocationAuthorizationAdviceVoter.java:40) ~[spring-security-core-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.access.vote.AffirmativeBased.decide(AffirmativeBased.java:63) ~[spring-security-core-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.access.intercept.AbstractSecurityInterceptor.beforeInvocation(AbstractSecurityInterceptor.java:233) ~[spring-security-core-4.2.2.RELEASE.jar:4.2.2.RELEASE]  at org.springframework.security.access.intercept.aopalliance.MethodSecurityInterceptor.invoke(MethodSecurityInterceptor.java:65) ~[spring-security-core-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) ~[spring-aop-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:673) ~[spring-aop-4.3.8.RELEASE.jar:4.3.8.RELEASE] at com.example.RestControllerToProtect$$EnhancerBySpringCGLIB$$4f8b656a.methodToProtect(<generated>) ~[classes/:na]  at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_91] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_91]  at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_91]  at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_91] at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:963) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:897) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE]  at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:861) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE] at javax.servlet.http.HttpServlet.service(HttpServlet.java:635) ~[tomcat-embed-core-8.5.14.jar:8.5.14] at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) ~[spring-webmvc-4.3.8.RELEASE.jar:4.3.8.RELEASE]  at javax.servlet.http.HttpServlet.service(HttpServlet.java:742) ~[tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) ~[tomcat-embed-websocket-8.5.14.jar:8.5.14] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:317) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:127) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:91) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:114) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:170) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:215) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:64) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE]  at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:331) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE] at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:214) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE]  at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:177) ~[spring-security-web-4.2.2.RELEASE.jar:4.2.2.RELEASE]  at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE]  at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:105) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:81) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) ~[spring-web-4.3.8.RELEASE.jar:4.3.8.RELEASE] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198) ~[tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) [tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:478) [tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) [tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80) [tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) [tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) [tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:799) [tomcat-embed-core-8.5.14.jar:8.5.14]  at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) [tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861) [tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1455) [tomcat-embed-core-8.5.14.jar:8.5.14] at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) [tomcat-embed-core-8.5.14.jar:8.5.14] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_91] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_91] at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-embed-core-8.5.14.jar:8.5.14]  at java.lang.Thread.run(Thread.java:745) [na:1.8.0_91] 

我將不勝感激,如果有人能在正確的方向指向我。 Thomas

回答

1

如果沒有其他配置,則不能使用不是PermissionEvaluator成員的重載方法。

hasPermission調用默認情況下應符合以下特徵之一:

hasPermission(Authentication authentication, Object targetDomainObject, Object permission); 

hasPermission(Authentication authentication, Serializable targetId, String targetType, Object permission); 

例子:

public class CustomPermissionEvaluator implements PermissionEvaluator { 

    private Logger log = LoggerFactory.getLogger(CustomPermissionEvaluator.class); 

    @Override 
    public boolean hasPermission(Authentication authentication, Object targetDomainObject, Object permission) { 
     CustomUserDetails customUserDetails = (CustomUserDetails) authentication.getPrincipal(); 
     AbstractEntity abstractEntity = (AbstractEntity) targetDomainObject; 
     log.debug("User {} trying to access {}-{} with permission {}", 
       customUserDetails.getUsername(), 
       abstractEntity.getClass().getSimpleName(), 
       abstractEntity.getId(), 
       permission.toString()); 
     return false; 
    } 

    @Override 
    public boolean hasPermission(Authentication authentication, Serializable targetId, String targetType, Object permission) { 
     CustomUserDetails customUserDetails = (CustomUserDetails) authentication.getPrincipal(); 
     log.debug("User {} trying to access {}-{} with permission {}", 
       customUserDetails.getUsername(), 
       targetType, 
       targetId, 
       permission.toString()); 
     return false; 
    } 
} 

控制器:

@RestController 
public class RestControllerToProtect { 
    // passing targetDomainObject and permission, authentication is detected by SecurityExpressionRoot 
    @PreAuthorize("hasPermission(#abstractEntity, 'create')") 
    public String methodToProtect(@RequestBody AbstractEntity abstractEntity) { 
     return "Authenticated"; 
    } 
} 
+0

謝謝,非常感謝:-) –