| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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. |
| */ |
| |
| package org.apache.servicecomb.demo.signature; |
| |
| import java.util.concurrent.CompletableFuture; |
| |
| import javax.ws.rs.core.Response.Status; |
| |
| import org.apache.servicecomb.common.rest.filter.HttpClientFilter; |
| import org.apache.servicecomb.core.Invocation; |
| import org.apache.servicecomb.foundation.vertx.http.HttpServletRequestEx; |
| import org.apache.servicecomb.foundation.vertx.http.HttpServletResponseEx; |
| import org.apache.servicecomb.swagger.invocation.Response; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class ClientSignature implements HttpClientFilter { |
| private static final Logger LOGGER = LoggerFactory.getLogger(ClientSignature.class); |
| |
| @Override |
| public int getOrder() { |
| return 0; |
| } |
| |
| @Override |
| public CompletableFuture<Void> beforeSendRequestAsync(Invocation invocation, HttpServletRequestEx requestEx) { |
| String signature = SignatureUtils.genSignature(requestEx); |
| requestEx.setHeader("signature", signature); |
| return CompletableFuture.completedFuture(null); |
| } |
| |
| @Override |
| public Response afterReceiveResponse(Invocation invocation, HttpServletResponseEx responseEx) { |
| String signature = SignatureUtils.genSignature(responseEx); |
| String serverSignature = responseEx.getHeader("signature"); |
| |
| if (serverSignature != null) { |
| LOGGER.debug("check response signature, client: {}, server: {}.", signature, serverSignature); |
| if (!signature.equals(serverSignature)) { |
| LOGGER.error("check response signature failed"); |
| return Response.create(Status.UNAUTHORIZED, "check response signature failed"); |
| } |
| } |
| return null; |
| } |
| } |