Mercurial > hg4j

annotate cmdline/org/tmatesoft/hg/console/Remote.java @ 338:3cfa4d908fc9

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Add options to control DataAccessProvider, allow to turn off use of file memory mapping in particular to solve potential sharing violation (os file handle gets released on MappedByteByffer being GC'd, not on FileChannel.close())
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Tue, 15 Nov 2011 04:47:03 +0100
parents 981f9f50bb6c
children e31e85cf4d4c
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.io.OutputStream;
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24 import java.net.HttpURLConnection;
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25 import java.net.URL;
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26 import java.security.cert.CertificateException;
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27 import java.security.cert.X509Certificate;
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28 import java.util.List;
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29 import java.util.Map;
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30 import java.util.prefs.Preferences;
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31 import java.util.zip.InflaterInputStream;
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33 import javax.net.ssl.HttpsURLConnection;
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34 import javax.net.ssl.SSLContext;
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35 import javax.net.ssl.TrustManager;
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36 import javax.net.ssl.X509TrustManager;
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38 import org.tmatesoft.hg.internal.ConfigFile;
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40 /**
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41 * WORK IN PROGRESS, DO NOT USE
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42 *
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43 * @author Artem Tikhomirov
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44 * @author TMate Software Ltd.
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45 */
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46 public class Remote {
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48 /*
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49 * @see http://mercurial.selenic.com/wiki/WireProtocol
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50 cmd=branches gives 4 nodeids (head, root, first parent, second parent) per line (few lines possible, per branch, perhaps?)
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51 cmd=capabilities gives lookup ...subset and 3 compress methods
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52 // lookup changegroupsubset unbundle=HG10GZ,HG10BZ,HG10UN
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53 cmd=heads gives space-separated list of nodeids (or just one)
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54 nodeids are in hex (printable) format, need to convert fromAscii()
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55 cmd=branchmap
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56 cmd=between needs argument pairs, with first element in the pair to be head(!), second to be root of the branch (
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57 i.e. (newer-older), not (older-newer) as one might expect. Returned list of nodes comes in reversed order (from newer
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58 to older) as well
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59
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60 cmd=branches&nodes=d6d2a630f4a6d670c90a5ca909150f2b426ec88f+
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61 head, root, first parent, second parent
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62 received: d6d2a630f4a6d670c90a5ca909150f2b426ec88f dbd663faec1f0175619cf7668bddc6350548b8d6 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
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64 Sequence, for actual state with merged/closed branch, where 157:d5268ca7715b8d96204fc62abc632e8f55761547 is merge revision of 156 and 53
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65 >branches, 170:71ddbf8603e8e09d54ac9c5fe4bb5ae824589f1d
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66 71ddbf8603e8e09d54ac9c5fe4bb5ae824589f1d d5268ca7715b8d96204fc62abc632e8f55761547 643ddec3be36246fc052cf22ece503fa60cafe22 a6f39e595b2b54f56304470269a936ead77f5725
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67
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68 >branches, 156:643ddec3be36246fc052cf22ece503fa60cafe22
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69 643ddec3be36246fc052cf22ece503fa60cafe22 ade65afe0906febafbf8a2e41002052e0e446471 08754fce5778a3409476ecdb3cec6b5172c34367 40d04c4f771ebbd599eb229145252732a596740a
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70 >branches, 53:a6f39e595b2b54f56304470269a936ead77f5725
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71 a6f39e595b2b54f56304470269a936ead77f5725 a6f39e595b2b54f56304470269a936ead77f5725 9429c7bd1920fab164a9d2b621d38d57bcb49ae0 30bd389788464287cee22ccff54c330a4b715de5
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72
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73 >branches, 84:08754fce5778a3409476ecdb3cec6b5172c34367 (p1:82)
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74 08754fce5778a3409476ecdb3cec6b5172c34367 dbd663faec1f0175619cf7668bddc6350548b8d6 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
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75 >branches, 83:40d04c4f771ebbd599eb229145252732a596740a (p1:80)
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76 40d04c4f771ebbd599eb229145252732a596740a dbd663faec1f0175619cf7668bddc6350548b8d6 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
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77
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78 >branches, 51:9429c7bd1920fab164a9d2b621d38d57bcb49ae0 (wrap-data-access branch)
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79 9429c7bd1920fab164a9d2b621d38d57bcb49ae0 dbd663faec1f0175619cf7668bddc6350548b8d6 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
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80 >branches, 52:30bd389788464287cee22ccff54c330a4b715de5 (p1:50)
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81 30bd389788464287cee22ccff54c330a4b715de5 dbd663faec1f0175619cf7668bddc6350548b8d6 0000000000000000000000000000000000000000 0000000000000000000000000000000000000000
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84 cmd=between&pairs=71ddbf8603e8e09d54ac9c5fe4bb5ae824589f1d-d5268ca7715b8d96204fc62abc632e8f55761547+40d04c4f771ebbd599eb229145252732a596740a-dbd663faec1f0175619cf7668bddc6350548b8d6
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85 8c8e3f372fa1fbfcf92b004b6f2ada2dbaf60028 dd525ca65de8e78cb133919de57ea0a6e6454664 1d0654be1466d522994f8bead510e360fbeb8d79 c17a08095e4420202ac1b2d939ef6d5f8bebb569
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86 4222b04f34ee885bc1ad547c7ef330e18a51afc1 5f9635c016819b322ae05a91b3378621b538c933 c677e159391925a50b9a23f557426b2246bc9c5d 0d279bcc44427cb5ae2f3407c02f21187ccc8aea e21df6259f8374ac136767321e837c0c6dd21907 b01500fe2604c2c7eadf44349cce9f438484474b 865bf07f381ff7d1b742453568def92576af80b6
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88 Between two subsequent revisions (i.e. direct child in remote of a local root)
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89 cmd=between&pairs=71ddbf8603e8e09d54ac9c5fe4bb5ae824589f1d-8c8e3f372fa1fbfcf92b004b6f2ada2dbaf60028
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90 empty result
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91 */
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92 public static void main(String[] args) throws Exception {
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93 ConfigFile cfg = new ConfigFile();
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94 cfg.addLocation(new File(System.getProperty("user.home"), ".hgrc"));
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95 String svnkitServer = cfg.getSection("paths").get("svnkit");
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96 // URL url = new URL(svnkitServer + "?cmd=branches&nodes=30bd389788464287cee22ccff54c330a4b715de5");
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97 // URL url = new URL(svnkitServer + "?cmd=between");
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98 URL url = new URL(svnkitServer + "?cmd=changegroup&roots=71ddbf8603e8e09d54ac9c5fe4bb5ae824589f1d");
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99 // URL url = new URL("http://localhost:8000/" + "?cmd=between");
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100 // URL url = new URL(svnkitServer + "?cmd=stream_out");
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101
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102 SSLContext sslContext = SSLContext.getInstance("SSL");
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103 class TrustEveryone implements X509TrustManager {
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104 public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
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105 System.out.println("checkClientTrusted " + authType);
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106 }
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107 public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
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108 System.out.println("checkServerTrusted" + authType);
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109 }
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110 public X509Certificate[] getAcceptedIssuers() {
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111 return new X509Certificate[0];
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112 }
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113 }
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114 // Hack to get Base64-encoded credentials
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115 Preferences tempNode = Preferences.userRoot().node("xxx");
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116 tempNode.putByteArray("xxx", url.getUserInfo().getBytes());
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117 String authInfo = tempNode.get("xxx", null);
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118 tempNode.removeNode();
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119 //
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120 sslContext.init(null, new TrustManager[] { new TrustEveryone() }, null);
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121 HttpsURLConnection urlConnection = (HttpsURLConnection) url.openConnection();
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122 // HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
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123 urlConnection.setRequestProperty("User-Agent", "jhg/0.1.0");
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124 urlConnection.setRequestProperty("Accept", "application/mercurial-0.1");
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125 urlConnection.setRequestProperty("Authorization", "Basic " + authInfo);
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126 urlConnection.setSSLSocketFactory(sslContext.getSocketFactory());
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127 // byte[] body = "pairs=f5aed108754e817d2ca374d1a4f6daf1218dcc91-9429c7bd1920fab164a9d2b621d38d57bcb49ae0".getBytes();
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128 // urlConnection.setRequestMethod("POST");
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129 // urlConnection.setRequestProperty("Content-Length", String.valueOf(body.length));
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130 // urlConnection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
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131 // urlConnection.setDoOutput(true);
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132 // urlConnection.setDoInput(true);
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133 urlConnection.connect();
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134 // OutputStream os = urlConnection.getOutputStream();
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135 // os.write(body);
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136 // os.flush();
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137 // os.close();
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138 System.out.println("Query:" + url.getQuery());
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139 System.out.println("Response headers:");
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140 final Map<String, List<String>> headerFields = urlConnection.getHeaderFields();
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141 for (String s : headerFields.keySet()) {
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142 System.out.printf("%s: %s\n", s, urlConnection.getHeaderField(s));
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143 }
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144 System.out.printf("Content type is %s and its length is %d\n", urlConnection.getContentType(), urlConnection.getContentLength());
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145 InputStream is = urlConnection.getInputStream();
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146 //
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147 // dump(is, -1); // simple dump, any cmd
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148 writeBundle(is, false, "HG10GZ"); // cmd=changegroup
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149 //writeBundle(is, true, "" or "HG10UN");
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150 //
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151 urlConnection.disconnect();
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152 //
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153 }
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154
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155 private static void dump(InputStream is, int limit) throws IOException {
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156 int b;
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157 while ((b =is.read()) != -1) {
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158 System.out.print((char) b);
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159 if (limit != -1) {
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160 if (--limit < 0) {
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161 break;
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162 }
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163 }
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164 }
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165 System.out.println();
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166 }
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167
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168 private static void writeBundle(InputStream is, boolean decompress, String header) throws IOException {
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169 InputStream zipStream = decompress ? new InflaterInputStream(is) : is;
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170 File tf = File.createTempFile("hg-bundle-", null);
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171 FileOutputStream fos = new FileOutputStream(tf);
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172 fos.write(header.getBytes());
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173 int r;
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174 byte[] buf = new byte[8*1024];
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175 while ((r = zipStream.read(buf)) != -1) {
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176 fos.write(buf, 0, r);
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177 }
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178 fos.close();
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179 zipStream.close();
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180 System.out.println(tf);
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181 }
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182 }