| /* |
| * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| */ |
| package java.net.http; |
| |
| import java.io.IOException; |
| import java.io.UncheckedIOException; |
| import java.net.InetSocketAddress; |
| import java.nio.ByteBuffer; |
| import java.nio.channels.SocketChannel; |
| import java.security.AccessControlContext; |
| import java.util.concurrent.CompletableFuture; |
| import javax.net.ssl.SSLEngineResult.Status; |
| import javax.net.ssl.SSLParameters; |
| import java.net.http.SSLDelegate.BufType; |
| import java.net.http.SSLDelegate.WrapperResult; |
| |
| /** |
| * An SSL tunnel built on a Plain (CONNECT) TCP tunnel. |
| */ |
| class SSLTunnelConnection extends HttpConnection { |
| |
| final PlainTunnelingConnection delegate; |
| protected SSLDelegate sslDelegate; |
| private volatile boolean connected; |
| |
| @Override |
| public void connect() throws IOException, InterruptedException { |
| delegate.connect(); |
| this.sslDelegate = new SSLDelegate(delegate.channel(), client, null); |
| connected = true; |
| } |
| |
| @Override |
| boolean connected() { |
| return connected && delegate.connected(); |
| } |
| |
| @Override |
| public CompletableFuture<Void> connectAsync() { |
| return delegate.connectAsync() |
| .thenAccept((Void v) -> { |
| try { |
| // can this block? |
| this.sslDelegate = new SSLDelegate(delegate.channel(), |
| client, |
| null); |
| connected = true; |
| } catch (IOException e) { |
| throw new UncheckedIOException(e); |
| } |
| }); |
| } |
| |
| SSLTunnelConnection(InetSocketAddress addr, |
| HttpClientImpl client, |
| InetSocketAddress proxy, |
| AccessControlContext acc) { |
| super(addr, client); |
| delegate = new PlainTunnelingConnection(addr, proxy, client, acc); |
| } |
| |
| @Override |
| SSLParameters sslParameters() { |
| return sslDelegate.getSSLParameters(); |
| } |
| |
| @Override |
| public String toString() { |
| return "SSLTunnelConnection: " + super.toString(); |
| } |
| |
| private static long countBytes(ByteBuffer[] buffers, int start, int number) { |
| long c = 0; |
| for (int i=0; i<number; i++) { |
| c+= buffers[start+i].remaining(); |
| } |
| return c; |
| } |
| |
| @Override |
| ConnectionPool.CacheKey cacheKey() { |
| return ConnectionPool.cacheKey(address, delegate.proxyAddr); |
| } |
| |
| @Override |
| long write(ByteBuffer[] buffers, int start, int number) throws IOException { |
| //debugPrint("Send", buffers, start, number); |
| long l = countBytes(buffers, start, number); |
| WrapperResult r = sslDelegate.sendData(buffers, start, number); |
| if (r.result.getStatus() == Status.CLOSED) { |
| if (l > 0) { |
| throw new IOException("SSLHttpConnection closed"); |
| } |
| } |
| return l; |
| } |
| |
| @Override |
| long write(ByteBuffer buffer) throws IOException { |
| //debugPrint("Send", buffer); |
| long l = buffer.remaining(); |
| WrapperResult r = sslDelegate.sendData(buffer); |
| if (r.result.getStatus() == Status.CLOSED) { |
| if (l > 0) { |
| throw new IOException("SSLHttpConnection closed"); |
| } |
| } |
| return l; |
| } |
| |
| @Override |
| public void close() { |
| Utils.close(delegate.channel()); |
| } |
| |
| @Override |
| protected ByteBuffer readImpl(int length) throws IOException { |
| ByteBuffer buf = sslDelegate.allocate(BufType.PACKET, length); |
| WrapperResult r = sslDelegate.recvData(buf); |
| // TODO: check for closure |
| String s = "Receive) "; |
| //debugPrint(s, r.buf); |
| return r.buf; |
| } |
| |
| @Override |
| protected int readImpl(ByteBuffer buf) throws IOException { |
| WrapperResult r = sslDelegate.recvData(buf); |
| // TODO: check for closure |
| String s = "Receive) "; |
| //debugPrint(s, r.buf); |
| if (r.result.bytesProduced() > 0) { |
| assert buf == r.buf; |
| } |
| |
| return r.result.bytesProduced(); |
| } |
| |
| @Override |
| SocketChannel channel() { |
| return delegate.channel(); |
| } |
| |
| @Override |
| CompletableFuture<Void> whenReceivingResponse() { |
| return delegate.whenReceivingResponse(); |
| } |
| |
| @Override |
| boolean isSecure() { |
| return true; |
| } |
| |
| @Override |
| boolean isProxied() { |
| return true; |
| } |
| } |