spring security AuthorizationPayloadInterceptor 源码
spring security AuthorizationPayloadInterceptor 代码
文件路径：/rsocket/src/main/java/org/springframework/security/rsocket/authorization/AuthorizationPayloadInterceptor.java
/*
* Copyright 2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.rsocket.authorization;
import reactor.core.publisher.Mono;
import org.springframework.core.Ordered;
import org.springframework.security.authentication.AuthenticationCredentialsNotFoundException;
import org.springframework.security.authorization.ReactiveAuthorizationManager;
import org.springframework.security.core.context.ReactiveSecurityContextHolder;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.rsocket.api.PayloadExchange;
import org.springframework.security.rsocket.api.PayloadInterceptor;
import org.springframework.security.rsocket.api.PayloadInterceptorChain;
import org.springframework.util.Assert;
/**
* Provides authorization of the {@link PayloadExchange}.
*
* @author Rob Winch
* @since 5.2
*/
public class AuthorizationPayloadInterceptor implements PayloadInterceptor, Ordered {
private final ReactiveAuthorizationManager<PayloadExchange> authorizationManager;
private int order;
public AuthorizationPayloadInterceptor(ReactiveAuthorizationManager<PayloadExchange> authorizationManager) {
Assert.notNull(authorizationManager, "authorizationManager cannot be null");
this.authorizationManager = authorizationManager;
}
@Override
public int getOrder() {
return this.order;
}
public void setOrder(int order) {
this.order = order;
}
@Override
public Mono<Void> intercept(PayloadExchange exchange, PayloadInterceptorChain chain) {
return ReactiveSecurityContextHolder.getContext().filter((c) -> c.getAuthentication() != null)
.map(SecurityContext::getAuthentication)
.switchIfEmpty(Mono.error(() -> new AuthenticationCredentialsNotFoundException(
"An Authentication (possibly AnonymousAuthenticationToken) is required.")))
.as((authentication) -> this.authorizationManager.verify(authentication, exchange))
.then(chain.next(exchange));
}
}
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