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/*
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* Copyright 2013-2021 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.cloud.gateway.config;
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import org.springframework.boot.autoconfigure.AutoConfigureAfter;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnBean;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
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import org.springframework.boot.autoconfigure.security.SecurityProperties;
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import org.springframework.boot.autoconfigure.security.reactive.ReactiveSecurityAutoConfiguration;
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import org.springframework.cloud.gateway.config.conditional.ConditionalOnEnabledFilter;
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import org.springframework.cloud.gateway.filter.factory.TokenRelayGatewayFilterFactory;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.security.oauth2.client.OAuth2AuthorizedClient;
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import org.springframework.security.oauth2.client.ReactiveOAuth2AuthorizedClientManager;
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import org.springframework.security.oauth2.client.ReactiveOAuth2AuthorizedClientProvider;
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import org.springframework.security.oauth2.client.ReactiveOAuth2AuthorizedClientProviderBuilder;
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import org.springframework.security.oauth2.client.registration.ReactiveClientRegistrationRepository;
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import org.springframework.security.oauth2.client.web.DefaultReactiveOAuth2AuthorizedClientManager;
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import org.springframework.security.oauth2.client.web.server.ServerOAuth2AuthorizedClientRepository;
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import org.springframework.security.web.server.SecurityWebFilterChain;
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@Configuration(proxyBeanMethods = false)
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@ConditionalOnProperty(name = "spring.cloud.gateway.enabled", matchIfMissing = true)
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@ConditionalOnClass({ OAuth2AuthorizedClient.class, SecurityWebFilterChain.class, SecurityProperties.class })
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@ConditionalOnEnabledFilter(TokenRelayGatewayFilterFactory.class)
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@AutoConfigureAfter(ReactiveSecurityAutoConfiguration.class)
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public class GatewayReactiveOAuth2AutoConfiguration {
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@Bean
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@ConditionalOnMissingBean
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@ConditionalOnBean(ReactiveClientRegistrationRepository.class)
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public ReactiveOAuth2AuthorizedClientManager gatewayReactiveOAuth2AuthorizedClientManager(
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ReactiveClientRegistrationRepository clientRegistrationRepository,
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ServerOAuth2AuthorizedClientRepository authorizedClientRepository) {
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ReactiveOAuth2AuthorizedClientProvider authorizedClientProvider = ReactiveOAuth2AuthorizedClientProviderBuilder
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.builder()
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.authorizationCode()
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.refreshToken()
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.build();
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DefaultReactiveOAuth2AuthorizedClientManager authorizedClientManager = new DefaultReactiveOAuth2AuthorizedClientManager(
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clientRegistrationRepository, authorizedClientRepository);
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authorizedClientManager.setAuthorizedClientProvider(authorizedClientProvider);
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return authorizedClientManager;
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}
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}
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