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pt 1 in reviving the android build (copied from pm 28a1, wish me luck)
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wuggy
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254
mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/ProxyClient.java
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mobile/android/thirdparty/ch/boye/httpclientandroidlib/impl/client/ProxyClient.java
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/*
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* ====================================================================
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*
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*/
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package ch.boye.httpclientandroidlib.impl.client;
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import java.io.IOException;
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import java.net.Socket;
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import ch.boye.httpclientandroidlib.ConnectionReuseStrategy;
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import ch.boye.httpclientandroidlib.HttpEntity;
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import ch.boye.httpclientandroidlib.HttpException;
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import ch.boye.httpclientandroidlib.HttpHost;
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import ch.boye.httpclientandroidlib.HttpRequest;
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import ch.boye.httpclientandroidlib.HttpResponse;
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import ch.boye.httpclientandroidlib.HttpVersion;
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import ch.boye.httpclientandroidlib.auth.AUTH;
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import ch.boye.httpclientandroidlib.auth.AuthSchemeRegistry;
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import ch.boye.httpclientandroidlib.auth.AuthScope;
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import ch.boye.httpclientandroidlib.auth.AuthState;
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import ch.boye.httpclientandroidlib.auth.Credentials;
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import ch.boye.httpclientandroidlib.client.config.AuthSchemes;
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import ch.boye.httpclientandroidlib.client.config.RequestConfig;
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import ch.boye.httpclientandroidlib.client.params.HttpClientParamConfig;
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import ch.boye.httpclientandroidlib.client.protocol.HttpClientContext;
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import ch.boye.httpclientandroidlib.client.protocol.RequestClientConnControl;
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import ch.boye.httpclientandroidlib.config.ConnectionConfig;
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import ch.boye.httpclientandroidlib.conn.HttpConnectionFactory;
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import ch.boye.httpclientandroidlib.conn.ManagedHttpClientConnection;
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import ch.boye.httpclientandroidlib.conn.routing.HttpRoute;
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import ch.boye.httpclientandroidlib.conn.routing.RouteInfo.LayerType;
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import ch.boye.httpclientandroidlib.conn.routing.RouteInfo.TunnelType;
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import ch.boye.httpclientandroidlib.entity.BufferedHttpEntity;
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import ch.boye.httpclientandroidlib.impl.DefaultConnectionReuseStrategy;
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import ch.boye.httpclientandroidlib.impl.auth.BasicSchemeFactory;
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import ch.boye.httpclientandroidlib.impl.auth.DigestSchemeFactory;
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import ch.boye.httpclientandroidlib.impl.auth.HttpAuthenticator;
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/* KerberosSchemeFactory removed by HttpClient for Android script. */
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import ch.boye.httpclientandroidlib.impl.auth.NTLMSchemeFactory;
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/* SPNegoSchemeFactory removed by HttpClient for Android script. */
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import ch.boye.httpclientandroidlib.impl.conn.ManagedHttpClientConnectionFactory;
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import ch.boye.httpclientandroidlib.impl.execchain.TunnelRefusedException;
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import ch.boye.httpclientandroidlib.message.BasicHttpRequest;
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import ch.boye.httpclientandroidlib.params.BasicHttpParams;
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import ch.boye.httpclientandroidlib.params.HttpParamConfig;
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import ch.boye.httpclientandroidlib.params.HttpParams;
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import ch.boye.httpclientandroidlib.protocol.BasicHttpContext;
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import ch.boye.httpclientandroidlib.protocol.HttpContext;
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import ch.boye.httpclientandroidlib.protocol.HttpCoreContext;
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import ch.boye.httpclientandroidlib.protocol.HttpProcessor;
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import ch.boye.httpclientandroidlib.protocol.HttpRequestExecutor;
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import ch.boye.httpclientandroidlib.protocol.ImmutableHttpProcessor;
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import ch.boye.httpclientandroidlib.protocol.RequestTargetHost;
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import ch.boye.httpclientandroidlib.protocol.RequestUserAgent;
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import ch.boye.httpclientandroidlib.util.Args;
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import ch.boye.httpclientandroidlib.util.EntityUtils;
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/**
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* ProxyClient can be used to establish a tunnel via an HTTP proxy.
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*/
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@SuppressWarnings("deprecation")
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public class ProxyClient {
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private final HttpConnectionFactory<HttpRoute, ManagedHttpClientConnection> connFactory;
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private final ConnectionConfig connectionConfig;
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private final RequestConfig requestConfig;
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private final HttpProcessor httpProcessor;
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private final HttpRequestExecutor requestExec;
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private final ProxyAuthenticationStrategy proxyAuthStrategy;
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private final HttpAuthenticator authenticator;
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private final AuthState proxyAuthState;
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private final AuthSchemeRegistry authSchemeRegistry;
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private final ConnectionReuseStrategy reuseStrategy;
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/**
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* @since 4.3
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*/
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public ProxyClient(
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final HttpConnectionFactory<HttpRoute, ManagedHttpClientConnection> connFactory,
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final ConnectionConfig connectionConfig,
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final RequestConfig requestConfig) {
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super();
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this.connFactory = connFactory != null ? connFactory : ManagedHttpClientConnectionFactory.INSTANCE;
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this.connectionConfig = connectionConfig != null ? connectionConfig : ConnectionConfig.DEFAULT;
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this.requestConfig = requestConfig != null ? requestConfig : RequestConfig.DEFAULT;
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this.httpProcessor = new ImmutableHttpProcessor(
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new RequestTargetHost(), new RequestClientConnControl(), new RequestUserAgent());
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this.requestExec = new HttpRequestExecutor();
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this.proxyAuthStrategy = new ProxyAuthenticationStrategy();
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this.authenticator = new HttpAuthenticator();
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this.proxyAuthState = new AuthState();
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this.authSchemeRegistry = new AuthSchemeRegistry();
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this.authSchemeRegistry.register(AuthSchemes.BASIC, new BasicSchemeFactory());
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this.authSchemeRegistry.register(AuthSchemes.DIGEST, new DigestSchemeFactory());
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this.authSchemeRegistry.register(AuthSchemes.NTLM, new NTLMSchemeFactory());
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/* SPNegoSchemeFactory removed by HttpClient for Android script. */
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/* KerberosSchemeFactory removed by HttpClient for Android script. */
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this.reuseStrategy = new DefaultConnectionReuseStrategy();
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}
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/**
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* @deprecated (4.3) use {@link ProxyClient#ProxyClient(HttpConnectionFactory, ConnectionConfig, RequestConfig)}
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*/
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@Deprecated
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public ProxyClient(final HttpParams params) {
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this(null,
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HttpParamConfig.getConnectionConfig(params),
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HttpClientParamConfig.getRequestConfig(params));
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}
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/**
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* @since 4.3
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*/
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public ProxyClient(final RequestConfig requestConfig) {
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this(null, null, requestConfig);
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}
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public ProxyClient() {
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this(null, null, null);
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}
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/**
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* @deprecated (4.3) do not use.
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*/
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@Deprecated
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public HttpParams getParams() {
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return new BasicHttpParams();
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}
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/**
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* @deprecated (4.3) do not use.
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*/
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@Deprecated
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public AuthSchemeRegistry getAuthSchemeRegistry() {
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return this.authSchemeRegistry;
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}
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public Socket tunnel(
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final HttpHost proxy,
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final HttpHost target,
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final Credentials credentials) throws IOException, HttpException {
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Args.notNull(proxy, "Proxy host");
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Args.notNull(target, "Target host");
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Args.notNull(credentials, "Credentials");
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HttpHost host = target;
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if (host.getPort() <= 0) {
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host = new HttpHost(host.getHostName(), 80, host.getSchemeName());
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}
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final HttpRoute route = new HttpRoute(
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host,
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this.requestConfig.getLocalAddress(),
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proxy, false, TunnelType.TUNNELLED, LayerType.PLAIN);
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final ManagedHttpClientConnection conn = this.connFactory.create(
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route, this.connectionConfig);
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final HttpContext context = new BasicHttpContext();
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HttpResponse response;
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final HttpRequest connect = new BasicHttpRequest(
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"CONNECT", host.toHostString(), HttpVersion.HTTP_1_1);
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final BasicCredentialsProvider credsProvider = new BasicCredentialsProvider();
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credsProvider.setCredentials(new AuthScope(proxy), credentials);
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// Populate the execution context
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context.setAttribute(HttpCoreContext.HTTP_TARGET_HOST, target);
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context.setAttribute(HttpCoreContext.HTTP_CONNECTION, conn);
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context.setAttribute(HttpCoreContext.HTTP_REQUEST, connect);
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context.setAttribute(HttpClientContext.HTTP_ROUTE, route);
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context.setAttribute(HttpClientContext.PROXY_AUTH_STATE, this.proxyAuthState);
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context.setAttribute(HttpClientContext.CREDS_PROVIDER, credsProvider);
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context.setAttribute(HttpClientContext.AUTHSCHEME_REGISTRY, this.authSchemeRegistry);
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context.setAttribute(HttpClientContext.REQUEST_CONFIG, this.requestConfig);
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this.requestExec.preProcess(connect, this.httpProcessor, context);
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for (;;) {
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if (!conn.isOpen()) {
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final Socket socket = new Socket(proxy.getHostName(), proxy.getPort());
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conn.bind(socket);
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}
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this.authenticator.generateAuthResponse(connect, this.proxyAuthState, context);
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response = this.requestExec.execute(connect, conn, context);
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final int status = response.getStatusLine().getStatusCode();
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if (status < 200) {
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throw new HttpException("Unexpected response to CONNECT request: " +
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response.getStatusLine());
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}
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if (this.authenticator.isAuthenticationRequested(proxy, response,
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this.proxyAuthStrategy, this.proxyAuthState, context)) {
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if (this.authenticator.handleAuthChallenge(proxy, response,
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this.proxyAuthStrategy, this.proxyAuthState, context)) {
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// Retry request
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if (this.reuseStrategy.keepAlive(response, context)) {
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// Consume response content
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final HttpEntity entity = response.getEntity();
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EntityUtils.consume(entity);
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} else {
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conn.close();
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}
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// discard previous auth header
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connect.removeHeaders(AUTH.PROXY_AUTH_RESP);
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} else {
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break;
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}
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} else {
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break;
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}
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}
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final int status = response.getStatusLine().getStatusCode();
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if (status > 299) {
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// Buffer response content
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final HttpEntity entity = response.getEntity();
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if (entity != null) {
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response.setEntity(new BufferedHttpEntity(entity));
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}
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conn.close();
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throw new TunnelRefusedException("CONNECT refused by proxy: " +
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response.getStatusLine(), response);
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}
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return conn.getSocket();
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}
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}
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