Mercurial > hg4j

annotate cmdline/org/tmatesoft/hg/console/Remote.java @ 170:71ddbf8603e8

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Initial clone: populate given directory from a bundle. Everything but remote server access is there, albeit prototype code style
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 23 Mar 2011 20:46:00 +0100
parents 86f9581f4301
children 2c3e96674e2a
rev   line source
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1 /*
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2 * Copyright (c) 2011 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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14 * the terms of a license other than GNU General Public License
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15 * contact TMate Software at support@hg4j.com
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16 */
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17 package org.tmatesoft.hg.console;
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19 import java.io.File;
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20 import java.io.FileOutputStream;
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21 import java.io.IOException;
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22 import java.io.InputStream;
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23 import java.net.HttpURLConnection;
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24 import java.net.URL;
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25 import java.security.cert.CertificateException;
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26 import java.security.cert.X509Certificate;
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27 import java.util.List;
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28 import java.util.Map;
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29 import java.util.prefs.Preferences;
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30 import java.util.zip.InflaterInputStream;
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32 import javax.net.ssl.HttpsURLConnection;
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33 import javax.net.ssl.SSLContext;
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34 import javax.net.ssl.TrustManager;
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35 import javax.net.ssl.X509TrustManager;
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36
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37 import org.tmatesoft.hg.core.Nodeid;
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38 import org.tmatesoft.hg.internal.ConfigFile;
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39 import org.tmatesoft.hg.internal.Internals;
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41 /**
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42 * WORK IN PROGRESS, DO NOT USE
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43 *
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44 * @author Artem Tikhomirov
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45 * @author TMate Software Ltd.
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46 */
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47 public class Remote {
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49 /*
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50 * @see http://mercurial.selenic.com/wiki/WireProtocol
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51 cmd=branches gives 4 nodeids (head, root, first parent, second parent) per line (few lines possible, per branch, perhaps?)
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52 cmd=capabilities gives lookup ...subset and 3 compress methods
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53 // lookup changegroupsubset unbundle=HG10GZ,HG10BZ,HG10UN
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54 cmd=heads gives space-separated list of nodeids (or just one)
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55 nodeids are in hex (printable) format, need to convert fromAscii()
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56 cmd=branchmap
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57 */
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58 public static void main(String[] args) throws Exception {
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59 ConfigFile cfg = new Internals().newConfigFile();
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60 cfg.addLocation(new File(System.getProperty("user.home"), ".hgrc"));
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61 String svnkitServer = cfg.getSection("paths").get("svnkit");
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62 URL url = new URL(svnkitServer + "?cmd=changegroup&roots=" + Nodeid.NULL.toString());
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63 // URL url = new URL("http://localhost:8000/" + "?cmd=stream_out");
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64 // URL url = new URL(svnkitServer + "?cmd=stream_out");
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66 SSLContext sslContext = SSLContext.getInstance("SSL");
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67 class TrustEveryone implements X509TrustManager {
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68 public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
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69 System.out.println("checkClientTrusted " + authType);
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70 }
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71 public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
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72 System.out.println("checkServerTrusted" + authType);
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73 }
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74 public X509Certificate[] getAcceptedIssuers() {
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75 return new X509Certificate[0];
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76 }
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77 }
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78 // Hack to get Base64-encoded credentials
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79 Preferences tempNode = Preferences.userRoot().node("xxx");
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80 tempNode.putByteArray("xxx", url.getUserInfo().getBytes());
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81 String authInfo = tempNode.get("xxx", null);
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82 tempNode.removeNode();
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83 //
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84 sslContext.init(null, new TrustManager[] { new TrustEveryone() }, null);
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85 HttpsURLConnection urlConnection = (HttpsURLConnection) url.openConnection();
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86 urlConnection.addRequestProperty("User-Agent", "jhg/0.1.0");
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87 urlConnection.addRequestProperty("Accept", "application/mercurial-0.1");
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88 urlConnection.addRequestProperty("Authorization", "Basic " + authInfo);
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89 urlConnection.setSSLSocketFactory(sslContext.getSocketFactory());
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90 urlConnection.connect();
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91 System.out.println("Response headers:");
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92 final Map<String, List<String>> headerFields = urlConnection.getHeaderFields();
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93 for (String s : headerFields.keySet()) {
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94 System.out.printf("%s: %s\n", s, urlConnection.getHeaderField(s));
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95 }
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96 System.out.printf("Content type is %s and its length is %d\n", urlConnection.getContentType(), urlConnection.getContentLength());
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97 InputStream is = urlConnection.getInputStream();
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98 //
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99 // dump(is, -1); // simple dump, any cmd
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100 writeBundle(is, false, "HG10GZ"); // cmd=changegroup
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101 //writeBundle(is, true, "" or "HG10UN");
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102 //
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103 urlConnection.disconnect();
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104 //
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105 }
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107 private static void dump(InputStream is, int limit) throws IOException {
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108 int b;
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109 while ((b =is.read()) != -1) {
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110 System.out.print((char) b);
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111 if (limit != -1) {
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112 if (--limit < 0) {
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113 break;
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114 }
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115 }
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116 }
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117 System.out.println();
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118 }
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119
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120 private static void writeBundle(InputStream is, boolean decompress, String header) throws IOException {
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121 InputStream zipStream = decompress ? new InflaterInputStream(is) : is;
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122 File tf = File.createTempFile("hg-bundle-", null);
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123 FileOutputStream fos = new FileOutputStream(tf);
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124 fos.write(header.getBytes());
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125 int r;
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126 byte[] buf = new byte[8*1024];
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127 while ((r = zipStream.read(buf)) != -1) {
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128 fos.write(buf, 0, r);
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129 }
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130 fos.close();
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131 zipStream.close();
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132 System.out.println(tf);
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133 }
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134 }