| /* |
| * 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.ignite.console.agent; |
| |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| import java.net.PasswordAuthentication; |
| import java.net.Proxy; |
| import java.util.List; |
| import okhttp3.Authenticator; |
| import okhttp3.Challenge; |
| import okhttp3.Credentials; |
| import okhttp3.HttpUrl; |
| import okhttp3.OkHttpClient; |
| import okhttp3.Request; |
| import okhttp3.Response; |
| import okhttp3.Route; |
| |
| import static java.net.Authenticator.RequestorType.PROXY; |
| |
| /** |
| * Request interactive proxy credentials. |
| * |
| * Configure OkHttp to use {@link OkHttpClient.Builder#proxyAuthenticator(Authenticator)}. |
| */ |
| public class ProxyAuthenticator implements Authenticator { |
| /** Latest credential hash code. */ |
| private int latestCredHashCode = 0; |
| |
| /** {@inheritDoc} */ |
| @Override public Request authenticate(Route route, Response res) throws IOException { |
| List<Challenge> challenges = res.challenges(); |
| |
| for (Challenge challenge : challenges) { |
| if (!"Basic".equalsIgnoreCase(challenge.scheme())) |
| continue; |
| |
| Request req = res.request(); |
| HttpUrl url = req.url(); |
| Proxy proxy = route.proxy(); |
| |
| InetSocketAddress proxyAddr = (InetSocketAddress)proxy.address(); |
| |
| PasswordAuthentication auth = java.net.Authenticator.requestPasswordAuthentication( |
| proxyAddr.getHostName(), proxyAddr.getAddress(), proxyAddr.getPort(), |
| url.scheme(), challenge.realm(), challenge.scheme(), url.url(), PROXY); |
| |
| if (auth != null) { |
| String cred = Credentials.basic(auth.getUserName(), new String(auth.getPassword()), challenge.charset()); |
| |
| if (latestCredHashCode == cred.hashCode()) { |
| latestCredHashCode = 0; |
| |
| throw new ProxyAuthException("Failed to authenticate with proxy"); |
| } |
| |
| latestCredHashCode = cred.hashCode(); |
| |
| return req.newBuilder() |
| .header("Proxy-Authorization", cred) |
| .build(); |
| } |
| } |
| |
| return null; // No challenges were satisfied! |
| } |
| } |