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Add Jwt Client Authentication support
Closes spring-projectsgh-8175
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173 changes: 173 additions & 0 deletions
173
...curity/oauth2/client/endpoint/AbstractOAuth2AuthorizationGrantRequestEntityConverter.java
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| /* | ||
| * Copyright 2002-2021 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.oauth2.client.endpoint; | ||
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| import java.net.URI; | ||
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| import org.springframework.core.convert.converter.Converter; | ||
| import org.springframework.http.HttpHeaders; | ||
| import org.springframework.http.HttpMethod; | ||
| import org.springframework.http.RequestEntity; | ||
| import org.springframework.util.Assert; | ||
| import org.springframework.util.LinkedMultiValueMap; | ||
| import org.springframework.util.MultiValueMap; | ||
| import org.springframework.web.util.UriComponentsBuilder; | ||
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| /** | ||
| * Base implementation of a {@link Converter} that converts the provided | ||
| * {@link AbstractOAuth2AuthorizationGrantRequest} instance to a {@link RequestEntity} | ||
| * representation of an OAuth 2.0 Access Token Request for the Authorization Grant. | ||
| * | ||
| * @param <T> the type of {@link AbstractOAuth2AuthorizationGrantRequest} | ||
| * @author Joe Grandja | ||
| * @since 5.5 | ||
| * @see Converter | ||
| * @see AbstractOAuth2AuthorizationGrantRequest | ||
| * @see RequestEntity | ||
| */ | ||
| abstract class AbstractOAuth2AuthorizationGrantRequestEntityConverter<T extends AbstractOAuth2AuthorizationGrantRequest> | ||
| implements Converter<T, RequestEntity<?>> { | ||
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| // @formatter:off | ||
| private Converter<T, HttpHeaders> headersConverter = | ||
| (authorizationGrantRequest) -> OAuth2AuthorizationGrantRequestEntityUtils | ||
| .getTokenRequestHeaders(authorizationGrantRequest.getClientRegistration()); | ||
| // @formatter:on | ||
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| private Converter<T, MultiValueMap<String, String>> parametersConverter = this::createParameters; | ||
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| @Override | ||
| public RequestEntity<?> convert(T authorizationGrantRequest) { | ||
| HttpHeaders headers = getHeadersConverter().convert(authorizationGrantRequest); | ||
| MultiValueMap<String, String> parameters = getParametersConverter().convert(authorizationGrantRequest); | ||
| URI uri = UriComponentsBuilder | ||
| .fromUriString(authorizationGrantRequest.getClientRegistration().getProviderDetails().getTokenUri()) | ||
| .build().toUri(); | ||
| return new RequestEntity<>(parameters, headers, HttpMethod.POST, uri); | ||
| } | ||
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| /** | ||
| * Returns a {@link MultiValueMap} of the parameters used in the OAuth 2.0 Access | ||
| * Token Request body. | ||
| * @param authorizationGrantRequest the authorization grant request | ||
| * @return a {@link MultiValueMap} of the parameters used in the OAuth 2.0 Access | ||
| * Token Request body | ||
| */ | ||
| abstract MultiValueMap<String, String> createParameters(T authorizationGrantRequest); | ||
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| /** | ||
| * Returns the {@link Converter} used for converting the | ||
| * {@link AbstractOAuth2AuthorizationGrantRequest} instance to a {@link HttpHeaders} | ||
| * used in the OAuth 2.0 Access Token Request headers. | ||
| * @return the {@link Converter} used for converting the | ||
| * {@link OAuth2AuthorizationCodeGrantRequest} to {@link HttpHeaders} | ||
| */ | ||
| final Converter<T, HttpHeaders> getHeadersConverter() { | ||
| return this.headersConverter; | ||
| } | ||
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| /** | ||
| * Sets the {@link Converter} used for converting the | ||
| * {@link AbstractOAuth2AuthorizationGrantRequest} instance to a {@link HttpHeaders} | ||
| * used in the OAuth 2.0 Access Token Request headers. | ||
| * @param headersConverter the {@link Converter} used for converting the | ||
| * {@link OAuth2AuthorizationCodeGrantRequest} to {@link HttpHeaders} | ||
| */ | ||
| public final void setHeadersConverter(Converter<T, HttpHeaders> headersConverter) { | ||
| Assert.notNull(headersConverter, "headersConverter cannot be null"); | ||
| this.headersConverter = headersConverter; | ||
| } | ||
|
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| /** | ||
| * Add (compose) the provided {@code headersConverter} to the current | ||
| * {@link Converter} used for converting the | ||
| * {@link AbstractOAuth2AuthorizationGrantRequest} instance to a {@link HttpHeaders} | ||
| * used in the OAuth 2.0 Access Token Request headers. | ||
| * @param headersConverter the {@link Converter} to add (compose) to the current | ||
| * {@link Converter} used for converting the | ||
| * {@link OAuth2AuthorizationCodeGrantRequest} to a {@link HttpHeaders} | ||
| */ | ||
| public final void addHeadersConverter(Converter<T, HttpHeaders> headersConverter) { | ||
| Assert.notNull(headersConverter, "headersConverter cannot be null"); | ||
| Converter<T, HttpHeaders> currentHeadersConverter = this.headersConverter; | ||
| this.headersConverter = (authorizationGrantRequest) -> { | ||
| // Append headers using a Composite Converter | ||
| HttpHeaders headers = currentHeadersConverter.convert(authorizationGrantRequest); | ||
| if (headers == null) { | ||
| headers = new HttpHeaders(); | ||
| } | ||
| HttpHeaders headersToAdd = headersConverter.convert(authorizationGrantRequest); | ||
| if (headersToAdd != null) { | ||
| headers.addAll(headersToAdd); | ||
| } | ||
| return headers; | ||
| }; | ||
| } | ||
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| /** | ||
| * Returns the {@link Converter} used for converting the | ||
| * {@link AbstractOAuth2AuthorizationGrantRequest} instance to a {@link MultiValueMap} | ||
| * of the parameters used in the OAuth 2.0 Access Token Request body. | ||
| * @return the {@link Converter} used for converting the | ||
| * {@link OAuth2AuthorizationCodeGrantRequest} to a {@link MultiValueMap} of the | ||
| * parameters | ||
| */ | ||
| final Converter<T, MultiValueMap<String, String>> getParametersConverter() { | ||
| return this.parametersConverter; | ||
| } | ||
|
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| /** | ||
| * Sets the {@link Converter} used for converting the | ||
| * {@link AbstractOAuth2AuthorizationGrantRequest} instance to a {@link MultiValueMap} | ||
| * of the parameters used in the OAuth 2.0 Access Token Request body. | ||
| * @param parametersConverter the {@link Converter} used for converting the | ||
| * {@link OAuth2AuthorizationCodeGrantRequest} to a {@link MultiValueMap} of the | ||
| * parameters | ||
| */ | ||
| public final void setParametersConverter(Converter<T, MultiValueMap<String, String>> parametersConverter) { | ||
| Assert.notNull(parametersConverter, "parametersConverter cannot be null"); | ||
| this.parametersConverter = parametersConverter; | ||
| } | ||
|
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||
| /** | ||
| * Add (compose) the provided {@code parametersConverter} to the current | ||
| * {@link Converter} used for converting the | ||
| * {@link AbstractOAuth2AuthorizationGrantRequest} instance to a {@link MultiValueMap} | ||
| * of the parameters used in the OAuth 2.0 Access Token Request body. | ||
| * @param parametersConverter the {@link Converter} to add (compose) to the current | ||
| * {@link Converter} used for converting the | ||
| * {@link OAuth2AuthorizationCodeGrantRequest} to a {@link MultiValueMap} of the | ||
| * parameters | ||
| */ | ||
| public final void addParametersConverter(Converter<T, MultiValueMap<String, String>> parametersConverter) { | ||
| Assert.notNull(parametersConverter, "parametersConverter cannot be null"); | ||
| Converter<T, MultiValueMap<String, String>> currentParametersConverter = this.parametersConverter; | ||
| this.parametersConverter = (authorizationGrantRequest) -> { | ||
| // Append parameters using a Composite Converter | ||
| MultiValueMap<String, String> parameters = currentParametersConverter.convert(authorizationGrantRequest); | ||
| if (parameters == null) { | ||
| parameters = new LinkedMultiValueMap<>(); | ||
| } | ||
| MultiValueMap<String, String> parametersToAdd = parametersConverter.convert(authorizationGrantRequest); | ||
| if (parametersToAdd != null) { | ||
| parameters.addAll(parametersToAdd); | ||
| } | ||
| return parameters; | ||
| }; | ||
| } | ||
|
|
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| } |
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