[LIB-13] Several options for working through a proxy server

[chesshog-scanner.git] / src / main / java / org / hedgecode / chess / scanner / proxy / client / SocksRequestClient.java

diff --git a/src/main/java/org/hedgecode/chess/scanner/proxy/client/SocksRequestClient.java b/src/main/java/org/hedgecode/chess/scanner/proxy/client/SocksRequestClient.java
new file mode 100644 (file)
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+++ b/src/main/java/org/hedgecode/chess/scanner/proxy/client/SocksRequestClient.java
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2019-2020. Developed by Hedgecode.
+ *
+ * Licensed 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.hedgecode.chess.scanner.proxy.client;
+
+import java.net.InetSocketAddress;
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.http.client.protocol.HttpClientContext;
+import org.apache.http.config.RegistryBuilder;
+import org.apache.http.conn.HttpClientConnectionManager;
+import org.apache.http.conn.socket.ConnectionSocketFactory;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
+
+import org.hedgecode.chess.scanner.ScannerConstants;
+import org.hedgecode.chess.scanner.proxy.ProxyParams;
+import org.hedgecode.chess.scanner.request.RequestClient;
+
+/**
+ * SocksRequestClient
+ *
+ * @author Dmitry Samoshin aka gotty
+ */
+public class SocksRequestClient implements RequestClient {
+
+    private final Map<String, ConnectionSocketFactory> socketFactories =
+            new HashMap<String, ConnectionSocketFactory>()
+            {
+                {
+                    put( ScannerConstants.PROXY_HTTP, new SocksSocketFactory() );
+                    put( ScannerConstants.PROXY_HTTPS, new SSLSocksSocketFactory() );
+                }
+            };
+
+    private final HttpClientConnectionManager connectionManager;
+    private /*final*/ HttpClientContext clientContext;
+    private final InetSocketAddress proxySocketAddress;
+
+
+    public SocksRequestClient(ProxyParams params) {
+        RegistryBuilder<ConnectionSocketFactory> registryBuilder = RegistryBuilder.create();
+        for (Map.Entry<String, ConnectionSocketFactory> socketFactory : socketFactories.entrySet()) {
+            registryBuilder.register(
+                    socketFactory.getKey(), socketFactory.getValue()
+            );
+        }
+        connectionManager = new PoolingHttpClientConnectionManager(
+                registryBuilder.build(),
+                new LocalDnsResolver()
+        );
+        proxySocketAddress = new InetSocketAddress(
+                params.getHost(), params.getPort()
+        );
+
+/*
+        clientContext = HttpClientContext.create();
+        clientContext.setAttribute(
+                ScannerConstants.PROXY_SOCKS_ADDRESS,
+                new InetSocketAddress(
+                        params.getHost(), params.getPort()
+                )
+        );
+*/
+    }
+
+    @Override
+    public CloseableHttpClient getClient() {
+        return HttpClients.custom()
+                .setConnectionManager(connectionManager)
+                .build();
+    }
+
+    @Override
+    public HttpClientContext getContext() {
+        clientContext = HttpClientContext.create();
+        clientContext.setAttribute(
+                ScannerConstants.PROXY_SOCKS_ADDRESS,
+                proxySocketAddress
+        );
+        return clientContext;
+    }
+
+}