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OAuth2ReactiveRefreshTokensWebFilter.java.ejs
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OAuth2ReactiveRefreshTokensWebFilter.java.ejs
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<%#
Copyright 2013-2024 the original author or authors from the JHipster project.
This file is part of the JHipster project, see https://www.jhipster.tech/
for more information.
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 <%= packageName %>.web.filter;
import org.springframework.security.oauth2.client.OAuth2AuthorizeRequest;
import org.springframework.security.oauth2.client.OAuth2AuthorizedClient;
import org.springframework.security.oauth2.client.ReactiveOAuth2AuthorizedClientManager;
import org.springframework.security.oauth2.client.authentication.OAuth2AuthenticationToken;
import org.springframework.stereotype.Component;
import org.springframework.web.server.ServerWebExchange;
import org.springframework.web.server.WebFilter;
import org.springframework.web.server.WebFilterChain;
import reactor.core.publisher.Mono;
/**
* Refresh oauth2 tokens based on TokenRelayGatewayFilterFactory.
*/
@Component
public class OAuth2ReactiveRefreshTokensWebFilter implements WebFilter {
private final ReactiveOAuth2AuthorizedClientManager clientManager;
public OAuth2ReactiveRefreshTokensWebFilter(ReactiveOAuth2AuthorizedClientManager clientManager) {
this.clientManager = clientManager;
}
public Mono<Void> filter(ServerWebExchange exchange, WebFilterChain chain) {
return exchange
.getPrincipal()
.filter(principal -> principal instanceof OAuth2AuthenticationToken)
.cast(OAuth2AuthenticationToken.class)
.flatMap(authentication -> authorizedClient(exchange, authentication))
.thenReturn(exchange)
.flatMap(chain::filter);
}
private Mono<OAuth2AuthorizedClient> authorizedClient(ServerWebExchange exchange, OAuth2AuthenticationToken oauth2Authentication) {
String clientRegistrationId = oauth2Authentication.getAuthorizedClientRegistrationId();
OAuth2AuthorizeRequest request = OAuth2AuthorizeRequest.withClientRegistrationId(clientRegistrationId)
.principal(oauth2Authentication)
.attribute(ServerWebExchange.class.getName(), exchange)
.build();
if (clientManager == null) {
return Mono.error(
new IllegalStateException(
"No ReactiveOAuth2AuthorizedClientManager bean was found. Did you include the " +
"org.springframework.boot:spring-boot-starter-oauth2-client dependency?"
)
);
}
return clientManager.authorize(request);
}
}