Add ClientInstanceTokenBinding type #2304
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| /* | ||
| * Copyright (c) 2022, WSO2 Inc. (http://www.wso2.com). | ||
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There was a problem hiding this comment. Shall we update License header |
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| * | ||
| * WSO2 Inc. licenses this file to you 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 | ||
| * | ||
| * http://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.wso2.carbon.identity.oauth2.token.bindings.impl; | ||
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| import org.apache.commons.lang.StringUtils; | ||
| import org.wso2.carbon.identity.oauth.config.OAuthServerConfiguration; | ||
| import org.wso2.carbon.identity.oauth2.dto.OAuth2AccessTokenReqDTO; | ||
| import org.wso2.carbon.identity.oauth2.model.RequestParameter; | ||
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| import java.util.List; | ||
| import java.util.Optional; | ||
| import java.util.Set; | ||
| import java.util.stream.Collectors; | ||
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| import javax.servlet.http.HttpServletRequest; | ||
| import javax.servlet.http.HttpServletResponse; | ||
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| import static org.wso2.carbon.identity.oauth2.OAuth2Constants.TokenBinderType.CLIENT_REQUEST; | ||
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| /** | ||
| * Client Request binding to the token. | ||
| */ | ||
| public class ClientRequestTokenBinder extends AbstractTokenBinder { | ||
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| private static final String CLIENT_INSTANCE_REF = "tokenBindingReference"; | ||
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| @Override | ||
| public Optional<String> getTokenBindingValue(OAuth2AccessTokenReqDTO oAuth2AccessTokenReqDTO) { | ||
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| RequestParameter[] parameters = oAuth2AccessTokenReqDTO.getRequestParameters(); | ||
| for (RequestParameter parameter : parameters) { | ||
| if (CLIENT_INSTANCE_REF.equals(parameter.getKey()) | ||
| && StringUtils.isNotBlank(parameter.getValue()[0])) { | ||
| return Optional.ofNullable(parameter.getValue()[0]); | ||
| } | ||
| } | ||
| return Optional.empty(); | ||
| } | ||
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| @Override | ||
| public String getDisplayName() { | ||
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| return "Client Request"; | ||
| } | ||
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| @Override | ||
| public String getDescription() { | ||
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| return "Client Request Token Binding"; | ||
| } | ||
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| @Override | ||
| public String getBindingType() { | ||
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| return CLIENT_REQUEST; | ||
| } | ||
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| @Override | ||
| public List<String> getSupportedGrantTypes() { | ||
| Set<String> supportedGrantTypes = OAuthServerConfiguration.getInstance().getSupportedGrantTypes().keySet(); | ||
| return supportedGrantTypes.stream().collect(Collectors.toList()); | ||
| } | ||
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| @Override | ||
| public String getOrGenerateTokenBindingValue(HttpServletRequest request) { | ||
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| return null; | ||
| } | ||
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| @Override | ||
| public void setTokenBindingValueForResponse(HttpServletResponse response, String bindingValue) { | ||
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| } | ||
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| @Override | ||
| public void clearTokenBindingElements(HttpServletRequest request, HttpServletResponse response) { | ||
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| } | ||
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| @Override | ||
| public boolean isValidTokenBinding(Object request, String bindingReference) { | ||
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| return true; | ||
| } | ||
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| @Override | ||
| public boolean isValidTokenBinding(OAuth2AccessTokenReqDTO oAuth2AccessTokenReqDTO, String bindingReference) { | ||
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| return true; | ||
| } | ||
| } | ||
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can't we do this validation within the ClientInstanceTokenBinder itself ?
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We can but we are unable to throw a client exception from the binder itself.