| /* |
| * ==================================================================== |
| * 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. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| |
| package org.apache.hc.client5.http.protocol; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Date; |
| import java.util.List; |
| |
| import org.apache.hc.client5.http.RouteInfo; |
| import org.apache.hc.client5.http.cookie.StandardCookieSpec; |
| import org.apache.hc.client5.http.config.RequestConfig; |
| import org.apache.hc.client5.http.cookie.Cookie; |
| import org.apache.hc.client5.http.cookie.CookieOrigin; |
| import org.apache.hc.client5.http.cookie.CookieSpec; |
| import org.apache.hc.client5.http.cookie.CookieSpecFactory; |
| import org.apache.hc.client5.http.cookie.CookieStore; |
| import org.apache.hc.core5.annotation.Contract; |
| import org.apache.hc.core5.annotation.ThreadingBehavior; |
| import org.apache.hc.core5.http.EntityDetails; |
| import org.apache.hc.core5.http.Header; |
| import org.apache.hc.core5.http.HttpException; |
| import org.apache.hc.core5.http.HttpRequest; |
| import org.apache.hc.core5.http.HttpRequestInterceptor; |
| import org.apache.hc.core5.http.config.Lookup; |
| import org.apache.hc.core5.http.protocol.HttpContext; |
| import org.apache.hc.core5.net.URIAuthority; |
| import org.apache.hc.core5.util.Args; |
| import org.apache.hc.core5.util.TextUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Request interceptor that matches cookies available in the current |
| * {@link CookieStore} to the request being executed and generates |
| * corresponding {@code Cookie} request headers. |
| * |
| * @since 4.0 |
| */ |
| @Contract(threading = ThreadingBehavior.STATELESS) |
| public class RequestAddCookies implements HttpRequestInterceptor { |
| |
| private final Logger log = LoggerFactory.getLogger(getClass()); |
| |
| public RequestAddCookies() { |
| super(); |
| } |
| |
| @Override |
| public void process(final HttpRequest request, final EntityDetails entity, final HttpContext context) |
| throws HttpException, IOException { |
| Args.notNull(request, "HTTP request"); |
| Args.notNull(context, "HTTP context"); |
| |
| final String method = request.getMethod(); |
| if (method.equalsIgnoreCase("CONNECT") || method.equalsIgnoreCase("TRACE")) { |
| return; |
| } |
| |
| final HttpClientContext clientContext = HttpClientContext.adapt(context); |
| |
| // Obtain cookie store |
| final CookieStore cookieStore = clientContext.getCookieStore(); |
| if (cookieStore == null) { |
| this.log.debug("Cookie store not specified in HTTP context"); |
| return; |
| } |
| |
| // Obtain the registry of cookie specs |
| final Lookup<CookieSpecFactory> registry = clientContext.getCookieSpecRegistry(); |
| if (registry == null) { |
| this.log.debug("CookieSpec registry not specified in HTTP context"); |
| return; |
| } |
| |
| // Obtain the route (required) |
| final RouteInfo route = clientContext.getHttpRoute(); |
| if (route == null) { |
| this.log.debug("Connection route not set in the context"); |
| return; |
| } |
| |
| final RequestConfig config = clientContext.getRequestConfig(); |
| String cookieSpecName = config.getCookieSpec(); |
| if (cookieSpecName == null) { |
| cookieSpecName = StandardCookieSpec.STRICT; |
| } |
| if (this.log.isDebugEnabled()) { |
| this.log.debug("Cookie spec selected: {}", cookieSpecName); |
| } |
| |
| final URIAuthority authority = request.getAuthority(); |
| String path = request.getPath(); |
| if (TextUtils.isEmpty(path)) { |
| path = "/"; |
| } |
| String hostName = authority != null ? authority.getHostName() : null; |
| if (hostName == null) { |
| hostName = route.getTargetHost().getHostName(); |
| } |
| int port = authority != null ? authority.getPort() : -1; |
| if (port < 0) { |
| port = route.getTargetHost().getPort(); |
| } |
| final CookieOrigin cookieOrigin = new CookieOrigin(hostName, port, path, route.isSecure()); |
| |
| // Get an instance of the selected cookie policy |
| final CookieSpecFactory factory = registry.lookup(cookieSpecName); |
| if (factory == null) { |
| if (this.log.isDebugEnabled()) { |
| this.log.debug("Unsupported cookie spec: {}", cookieSpecName); |
| } |
| |
| return; |
| } |
| final CookieSpec cookieSpec = factory.create(clientContext); |
| // Get all cookies available in the HTTP state |
| final List<Cookie> cookies = cookieStore.getCookies(); |
| // Find cookies matching the given origin |
| final List<Cookie> matchedCookies = new ArrayList<>(); |
| final Date now = new Date(); |
| boolean expired = false; |
| for (final Cookie cookie : cookies) { |
| if (!cookie.isExpired(now)) { |
| if (cookieSpec.match(cookie, cookieOrigin)) { |
| if (this.log.isDebugEnabled()) { |
| this.log.debug("Cookie {} match {}", cookie, cookieOrigin); |
| } |
| matchedCookies.add(cookie); |
| } |
| } else { |
| if (this.log.isDebugEnabled()) { |
| this.log.debug("Cookie {} expired", cookie); |
| } |
| expired = true; |
| } |
| } |
| // Per RFC 6265, 5.3 |
| // The user agent must evict all expired cookies if, at any time, an expired cookie |
| // exists in the cookie store |
| if (expired) { |
| cookieStore.clearExpired(now); |
| } |
| // Generate Cookie request headers |
| if (!matchedCookies.isEmpty()) { |
| final List<Header> headers = cookieSpec.formatCookies(matchedCookies); |
| for (final Header header : headers) { |
| request.addHeader(header); |
| } |
| } |
| |
| // Stick the CookieSpec and CookieOrigin instances to the HTTP context |
| // so they could be obtained by the response interceptor |
| context.setAttribute(HttpClientContext.COOKIE_SPEC, cookieSpec); |
| context.setAttribute(HttpClientContext.COOKIE_ORIGIN, cookieOrigin); |
| } |
| |
| } |