OAuth2TokenIntrospectionEndpointConfigurer.java
/*
* Copyright 2004-present 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.
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package org.springframework.security.config.annotation.web.configurers.oauth2.server.authorization;
import java.util.ArrayList;
import java.util.List;
import java.util.function.Consumer;
import jakarta.servlet.http.HttpServletRequest;
import org.springframework.http.HttpMethod;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.AuthenticationProvider;
import org.springframework.security.config.Customizer;
import org.springframework.security.config.ObjectPostProcessor;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.oauth2.core.OAuth2AuthenticationException;
import org.springframework.security.oauth2.core.OAuth2Error;
import org.springframework.security.oauth2.server.authorization.authentication.OAuth2TokenIntrospectionAuthenticationProvider;
import org.springframework.security.oauth2.server.authorization.authentication.OAuth2TokenIntrospectionAuthenticationToken;
import org.springframework.security.oauth2.server.authorization.settings.AuthorizationServerSettings;
import org.springframework.security.oauth2.server.authorization.web.OAuth2TokenIntrospectionEndpointFilter;
import org.springframework.security.oauth2.server.authorization.web.authentication.OAuth2TokenIntrospectionAuthenticationConverter;
import org.springframework.security.web.access.intercept.AuthorizationFilter;
import org.springframework.security.web.authentication.AuthenticationConverter;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
import org.springframework.security.web.authentication.DelegatingAuthenticationConverter;
import org.springframework.security.web.servlet.util.matcher.PathPatternRequestMatcher;
import org.springframework.security.web.util.matcher.RequestMatcher;
import org.springframework.util.Assert;
/**
* Configurer for the OAuth 2.0 Token Introspection Endpoint.
*
* @author Gaurav Tiwari
* @author Joe Grandja
* @since 7.0
* @see OAuth2AuthorizationServerConfigurer#tokenIntrospectionEndpoint(Customizer)
* @see OAuth2TokenIntrospectionEndpointFilter
*/
public final class OAuth2TokenIntrospectionEndpointConfigurer extends AbstractOAuth2Configurer {
private RequestMatcher requestMatcher;
private final List<AuthenticationConverter> introspectionRequestConverters = new ArrayList<>();
private Consumer<List<AuthenticationConverter>> introspectionRequestConvertersConsumer = (
introspectionRequestConverters) -> {
};
private final List<AuthenticationProvider> authenticationProviders = new ArrayList<>();
private Consumer<List<AuthenticationProvider>> authenticationProvidersConsumer = (authenticationProviders) -> {
};
private AuthenticationSuccessHandler introspectionResponseHandler;
private AuthenticationFailureHandler errorResponseHandler;
/**
* Restrict for internal use only.
* @param objectPostProcessor an {@code ObjectPostProcessor}
*/
OAuth2TokenIntrospectionEndpointConfigurer(ObjectPostProcessor<Object> objectPostProcessor) {
super(objectPostProcessor);
}
/**
* Adds an {@link AuthenticationConverter} used when attempting to extract an
* Introspection Request from {@link HttpServletRequest} to an instance of
* {@link OAuth2TokenIntrospectionAuthenticationToken} used for authenticating the
* request.
* @param introspectionRequestConverter an {@link AuthenticationConverter} used when
* attempting to extract an Introspection Request from {@link HttpServletRequest}
* @return the {@link OAuth2TokenIntrospectionEndpointConfigurer} for further
* configuration
*/
public OAuth2TokenIntrospectionEndpointConfigurer introspectionRequestConverter(
AuthenticationConverter introspectionRequestConverter) {
Assert.notNull(introspectionRequestConverter, "introspectionRequestConverter cannot be null");
this.introspectionRequestConverters.add(introspectionRequestConverter);
return this;
}
/**
* Sets the {@code Consumer} providing access to the {@code List} of default and
* (optionally) added {@link #introspectionRequestConverter(AuthenticationConverter)
* AuthenticationConverter}'s allowing the ability to add, remove, or customize a
* specific {@link AuthenticationConverter}.
* @param introspectionRequestConvertersConsumer the {@code Consumer} providing access
* to the {@code List} of default and (optionally) added
* {@link AuthenticationConverter}'s
* @return the {@link OAuth2TokenIntrospectionEndpointConfigurer} for further
* configuration
*/
public OAuth2TokenIntrospectionEndpointConfigurer introspectionRequestConverters(
Consumer<List<AuthenticationConverter>> introspectionRequestConvertersConsumer) {
Assert.notNull(introspectionRequestConvertersConsumer, "introspectionRequestConvertersConsumer cannot be null");
this.introspectionRequestConvertersConsumer = introspectionRequestConvertersConsumer;
return this;
}
/**
* Adds an {@link AuthenticationProvider} used for authenticating a type of
* {@link OAuth2TokenIntrospectionAuthenticationToken}.
* @param authenticationProvider an {@link AuthenticationProvider} used for
* authenticating a type of {@link OAuth2TokenIntrospectionAuthenticationToken}
* @return the {@link OAuth2TokenIntrospectionEndpointConfigurer} for further
* configuration
*/
public OAuth2TokenIntrospectionEndpointConfigurer authenticationProvider(
AuthenticationProvider authenticationProvider) {
Assert.notNull(authenticationProvider, "authenticationProvider cannot be null");
this.authenticationProviders.add(authenticationProvider);
return this;
}
/**
* Sets the {@code Consumer} providing access to the {@code List} of default and
* (optionally) added {@link #authenticationProvider(AuthenticationProvider)
* AuthenticationProvider}'s allowing the ability to add, remove, or customize a
* specific {@link AuthenticationProvider}.
* @param authenticationProvidersConsumer the {@code Consumer} providing access to the
* {@code List} of default and (optionally) added {@link AuthenticationProvider}'s
* @return the {@link OAuth2TokenIntrospectionEndpointConfigurer} for further
* configuration
*/
public OAuth2TokenIntrospectionEndpointConfigurer authenticationProviders(
Consumer<List<AuthenticationProvider>> authenticationProvidersConsumer) {
Assert.notNull(authenticationProvidersConsumer, "authenticationProvidersConsumer cannot be null");
this.authenticationProvidersConsumer = authenticationProvidersConsumer;
return this;
}
/**
* Sets the {@link AuthenticationSuccessHandler} used for handling an
* {@link OAuth2TokenIntrospectionAuthenticationToken}.
* @param introspectionResponseHandler the {@link AuthenticationSuccessHandler} used
* for handling an {@link OAuth2TokenIntrospectionAuthenticationToken}
* @return the {@link OAuth2TokenIntrospectionEndpointConfigurer} for further
* configuration
*/
public OAuth2TokenIntrospectionEndpointConfigurer introspectionResponseHandler(
AuthenticationSuccessHandler introspectionResponseHandler) {
this.introspectionResponseHandler = introspectionResponseHandler;
return this;
}
/**
* Sets the {@link AuthenticationFailureHandler} used for handling an
* {@link OAuth2AuthenticationException} and returning the {@link OAuth2Error Error
* Response}.
* @param errorResponseHandler the {@link AuthenticationFailureHandler} used for
* handling an {@link OAuth2AuthenticationException}
* @return the {@link OAuth2TokenIntrospectionEndpointConfigurer} for further
* configuration
*/
public OAuth2TokenIntrospectionEndpointConfigurer errorResponseHandler(
AuthenticationFailureHandler errorResponseHandler) {
this.errorResponseHandler = errorResponseHandler;
return this;
}
@Override
void init(HttpSecurity httpSecurity) {
AuthorizationServerSettings authorizationServerSettings = OAuth2ConfigurerUtils
.getAuthorizationServerSettings(httpSecurity);
String tokenIntrospectionEndpointUri = authorizationServerSettings.isMultipleIssuersAllowed()
? OAuth2ConfigurerUtils
.withMultipleIssuersPattern(authorizationServerSettings.getTokenIntrospectionEndpoint())
: authorizationServerSettings.getTokenIntrospectionEndpoint();
this.requestMatcher = PathPatternRequestMatcher.withDefaults()
.matcher(HttpMethod.POST, tokenIntrospectionEndpointUri);
List<AuthenticationProvider> authenticationProviders = createDefaultAuthenticationProviders(httpSecurity);
if (!this.authenticationProviders.isEmpty()) {
authenticationProviders.addAll(0, this.authenticationProviders);
}
this.authenticationProvidersConsumer.accept(authenticationProviders);
authenticationProviders.forEach(
(authenticationProvider) -> httpSecurity.authenticationProvider(postProcess(authenticationProvider)));
}
@Override
void configure(HttpSecurity httpSecurity) {
AuthenticationManager authenticationManager = httpSecurity.getSharedObject(AuthenticationManager.class);
AuthorizationServerSettings authorizationServerSettings = OAuth2ConfigurerUtils
.getAuthorizationServerSettings(httpSecurity);
String tokenIntrospectionEndpointUri = authorizationServerSettings.isMultipleIssuersAllowed()
? OAuth2ConfigurerUtils
.withMultipleIssuersPattern(authorizationServerSettings.getTokenIntrospectionEndpoint())
: authorizationServerSettings.getTokenIntrospectionEndpoint();
OAuth2TokenIntrospectionEndpointFilter introspectionEndpointFilter = new OAuth2TokenIntrospectionEndpointFilter(
authenticationManager, tokenIntrospectionEndpointUri);
List<AuthenticationConverter> authenticationConverters = createDefaultAuthenticationConverters();
if (!this.introspectionRequestConverters.isEmpty()) {
authenticationConverters.addAll(0, this.introspectionRequestConverters);
}
this.introspectionRequestConvertersConsumer.accept(authenticationConverters);
introspectionEndpointFilter
.setAuthenticationConverter(new DelegatingAuthenticationConverter(authenticationConverters));
if (this.introspectionResponseHandler != null) {
introspectionEndpointFilter.setAuthenticationSuccessHandler(this.introspectionResponseHandler);
}
if (this.errorResponseHandler != null) {
introspectionEndpointFilter.setAuthenticationFailureHandler(this.errorResponseHandler);
}
httpSecurity.addFilterAfter(postProcess(introspectionEndpointFilter), AuthorizationFilter.class);
}
@Override
RequestMatcher getRequestMatcher() {
return this.requestMatcher;
}
private static List<AuthenticationConverter> createDefaultAuthenticationConverters() {
List<AuthenticationConverter> authenticationConverters = new ArrayList<>();
authenticationConverters.add(new OAuth2TokenIntrospectionAuthenticationConverter());
return authenticationConverters;
}
private static List<AuthenticationProvider> createDefaultAuthenticationProviders(HttpSecurity httpSecurity) {
List<AuthenticationProvider> authenticationProviders = new ArrayList<>();
OAuth2TokenIntrospectionAuthenticationProvider tokenIntrospectionAuthenticationProvider = new OAuth2TokenIntrospectionAuthenticationProvider(
OAuth2ConfigurerUtils.getRegisteredClientRepository(httpSecurity),
OAuth2ConfigurerUtils.getAuthorizationService(httpSecurity));
authenticationProviders.add(tokenIntrospectionAuthenticationProvider);
return authenticationProviders;
}
}