annotate src/org/tmatesoft/hg/internal/remote/HttpConnector.java @ 704:7743a9c10bfa

Merge command introduced
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Wed, 14 Aug 2013 20:07:26 +0200
parents a483b2b68a2e
children
rev   line source
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1 /*
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2 * Copyright (c) 2013 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.internal.remote;
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18
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19 import java.io.BufferedReader;
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20 import java.io.ByteArrayInputStream;
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21 import java.io.FilterOutputStream;
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22 import java.io.IOException;
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23 import java.io.InputStream;
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24 import java.io.InputStreamReader;
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25 import java.io.OutputStream;
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26 import java.io.SequenceInputStream;
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27 import java.net.HttpURLConnection;
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28 import java.net.MalformedURLException;
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29 import java.net.URL;
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30 import java.net.URLConnection;
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31 import java.util.Collection;
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32 import java.util.List;
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33 import java.util.Map;
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34
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35 import org.tmatesoft.hg.auth.HgAuthFailedException;
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36 import org.tmatesoft.hg.auth.HgAuthenticator;
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37 import org.tmatesoft.hg.core.HgRemoteConnectionException;
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38 import org.tmatesoft.hg.core.Nodeid;
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39 import org.tmatesoft.hg.core.SessionContext;
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40 import org.tmatesoft.hg.internal.PropertyMarshal;
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41 import org.tmatesoft.hg.repo.HgRemoteRepository.Range;
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42 import org.tmatesoft.hg.repo.HgRemoteRepository.RemoteDescriptor;
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43 import org.tmatesoft.hg.repo.HgRuntimeException;
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44
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45 /**
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46 *
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47 * @author Artem Tikhomirov
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48 * @author TMate Software Ltd.
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49 */
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50 public class HttpConnector extends ConnectorBase {
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51 private RemoteDescriptor rd;
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52 private URL url;
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53 private boolean debug;
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54 private SessionContext sessionCtx;
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55 //
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56 private HttpURLConnection conn;
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57 private HttpAuthMethod authMediator;
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58
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59 public void init(RemoteDescriptor remote, SessionContext sessionContext, Object globalConfig) throws HgRuntimeException {
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60 rd = remote;
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61 setURI(remote.getURI());
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62 sessionCtx = sessionContext;
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63 debug = new PropertyMarshal(sessionContext).getBoolean("hg4j.remote.debug", false);
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64 }
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65
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66 public void connect() throws HgAuthFailedException, HgRemoteConnectionException, HgRuntimeException {
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67 try {
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68 url = uri.toURL();
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69 } catch (MalformedURLException ex) {
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70 throw new HgRemoteConnectionException("Bad URL", ex);
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71 }
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72 authMediator = new HttpAuthMethod(sessionCtx, url);
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73 authenticateClient();
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74 }
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75
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76 private void authenticateClient() throws HgAuthFailedException {
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77 String userInfo = url.getUserInfo();
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78 if (userInfo != null) {
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79 try {
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80 authMediator.tryWithUserInfo(userInfo);
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81 } catch (HgAuthFailedException ex) {
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82 // FALL THROUGH to try Authenticator
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83 }
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84 }
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85 HgAuthenticator auth = sessionCtx.getAuthenticator(rd);
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86 auth.authenticate(rd, authMediator);
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87 }
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89 public void disconnect() throws HgRemoteConnectionException, HgRuntimeException {
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90 // TODO Auto-generated method stub
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91
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92 }
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94 public void sessionBegin() throws HgRemoteConnectionException, HgRuntimeException {
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95 // TODO Auto-generated method stub
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96
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97 }
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99 public void sessionEnd() throws HgRemoteConnectionException, HgRuntimeException {
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100 if (conn != null) {
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101 conn.disconnect();
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102 conn = null;
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103 }
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104 }
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105
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106 public String getCapabilities() throws HgRemoteConnectionException {
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107 // say hello to server, check response
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108 try {
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109 URL u = new URL(url, url.getPath() + "?cmd=hello");
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110 HttpURLConnection c = setupConnection(u.openConnection());
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111 c.connect();
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112 if (debug) {
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113 dumpResponseHeader(u);
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114 }
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diff changeset
115 BufferedReader r = new BufferedReader(new InputStreamReader(c.getInputStream(), "US-ASCII"));
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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116 String line = r.readLine();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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117 c.disconnect();
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118 final String capsPrefix = CMD_CAPABILITIES + ':';
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
119 if (line != null && line.startsWith(capsPrefix)) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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120 return line.substring(capsPrefix.length()).trim();
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121 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
122 // for whatever reason, some servers do not respond to hello command (e.g. svnkit)
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parents:
diff changeset
123 // but respond to 'capabilities' instead. Try it.
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124 // TODO [post-1.0] tests needed
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diff changeset
125 u = new URL(url, url.getPath() + "?cmd=capabilities");
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126 c = setupConnection(u.openConnection());
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127 c.connect();
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128 if (debug) {
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129 dumpResponseHeader(u);
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130 }
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diff changeset
131 r = new BufferedReader(new InputStreamReader(c.getInputStream(), "US-ASCII"));
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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132 line = r.readLine();
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133 c.disconnect();
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
134 if (line != null && line.startsWith(capsPrefix)) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
135 return line.substring(capsPrefix.length()).trim();
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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136 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
137 return new String();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
138 } catch (MalformedURLException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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139 throw new HgRemoteConnectionException("Bad URL", ex).setRemoteCommand(CMD_HELLO).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
140 } catch (IOException ex) {
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141 throw new HgRemoteConnectionException("Communication failure", ex).setRemoteCommand(CMD_HELLO).setServerInfo(getServerLocation());
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142 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
143 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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144
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145 public InputStream heads() throws HgRemoteConnectionException, HgRuntimeException {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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146 try {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
147 URL u = new URL(url, url.getPath() + "?cmd=heads");
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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148 conn = setupConnection(u.openConnection());
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149 conn.connect();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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150 if (debug) {
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151 dumpResponseHeader(u);
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152 }
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153 return conn.getInputStream();
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154 } catch (MalformedURLException ex) {
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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155 throw new HgRemoteConnectionException("Bad URL", ex).setRemoteCommand(CMD_HEADS).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
156 } catch (IOException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
157 throw new HgRemoteConnectionException("Communication failure", ex).setRemoteCommand(CMD_HEADS).setServerInfo(getServerLocation());
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
158 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
159 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
160
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
161 public InputStream between(Collection<Range> ranges) throws HgRemoteConnectionException, HgRuntimeException {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
162 StringBuilder sb = new StringBuilder(20 + ranges.size() * 82);
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parents:
diff changeset
163 sb.append("pairs=");
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
164 for (Range r : ranges) {
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diff changeset
165 r.append(sb);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
166 sb.append('+');
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
167 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
168 if (sb.charAt(sb.length() - 1) == '+') {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
169 // strip last space
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parents:
diff changeset
170 sb.setLength(sb.length() - 1);
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
171 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
172 try {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
173 boolean usePOST = ranges.size() > 3;
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
174 URL u = new URL(url, url.getPath() + "?cmd=between" + (usePOST ? "" : '&' + sb.toString()));
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
175 conn = setupConnection(u.openConnection());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
176 if (usePOST) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
177 conn.setRequestMethod("POST");
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
178 conn.setRequestProperty("Content-Length", String.valueOf(sb.length()/*nodeids are ASCII, bytes == characters */));
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
179 conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
180 conn.setDoOutput(true);
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
181 conn.connect();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
182 OutputStream os = conn.getOutputStream();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
183 os.write(sb.toString().getBytes());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
184 os.flush();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
185 os.close();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
186 } else {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
187 conn.connect();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
188 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
189 if (debug) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
190 System.out.printf("%d ranges, method:%s \n", ranges.size(), conn.getRequestMethod());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
191 dumpResponseHeader(u);
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
192 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
193 return conn.getInputStream();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
194 } catch (MalformedURLException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
195 throw new HgRemoteConnectionException("Bad URL", ex).setRemoteCommand(CMD_BETWEEN).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
196 } catch (IOException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
197 throw new HgRemoteConnectionException("Communication failure", ex).setRemoteCommand(CMD_BETWEEN).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
198 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
199 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
200
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
201 public InputStream branches(List<Nodeid> nodes) throws HgRemoteConnectionException, HgRuntimeException {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
202 StringBuilder sb = appendNodeidListArgument("nodes", nodes, null);
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
203 try {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
204 URL u = new URL(url, url.getPath() + "?cmd=branches&" + sb.toString());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
205 conn = setupConnection(u.openConnection());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
206 conn.connect();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
207 if (debug) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
208 dumpResponseHeader(u);
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
209 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
210 return conn.getInputStream();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
211 } catch (MalformedURLException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
212 throw new HgRemoteConnectionException("Bad URL", ex).setRemoteCommand(CMD_BRANCHES).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
213 } catch (IOException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
214 throw new HgRemoteConnectionException("Communication failure", ex).setRemoteCommand(CMD_BRANCHES).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
215 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
216 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
217
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
218 public InputStream changegroup(List<Nodeid> roots) throws HgRemoteConnectionException, HgRuntimeException {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
219 StringBuilder sb = appendNodeidListArgument("roots", roots, null);
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
220 try {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
221 URL u = new URL(url, url.getPath() + "?cmd=changegroup&" + sb.toString());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
222 conn = setupConnection(u.openConnection());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
223 conn.connect();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
224 if (debug) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
225 dumpResponseHeader(u);
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226 }
697
24f4efedc9d5 Respect the fact ssh and http protocols use different compression approach to sent changegroup data
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diff changeset
227 InputStream cg = conn.getInputStream();
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228 InputStream prefix = new ByteArrayInputStream("HG10GZ".getBytes()); // didn't see any other that zip
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diff changeset
229 return new SequenceInputStream(prefix, cg);
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diff changeset
230 } catch (MalformedURLException ex) {
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231 // although there's little user can do about this issue (URLs are constructed by our code)
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232 // it's still better to throw it as checked exception than RT because url is likely malformed due to parameters
24f4efedc9d5 Respect the fact ssh and http protocols use different compression approach to sent changegroup data
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parents: 687
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233 // and this may help user to understand the cause (and e.g. change them)
687
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234 throw new HgRemoteConnectionException("Bad URL", ex).setRemoteCommand("changegroup").setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
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235 } catch (IOException ex) {
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236 throw new HgRemoteConnectionException("Communication failure", ex).setRemoteCommand("changegroup").setServerInfo(getServerLocation());
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237 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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238 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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239
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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240 //
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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241 // FIXME consider HttpURLConnection#setChunkedStreamingMode() as described at
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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242 // http://stackoverflow.com/questions/2793150/how-to-use-java-net-urlconnection-to-fire-and-handle-http-requests
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243 public OutputStream unbundle(long outputLen, List<Nodeid> remoteHeads) throws HgRemoteConnectionException, HgRuntimeException {
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244 StringBuilder sb = appendNodeidListArgument(CMD_HEADS, remoteHeads, null);
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245 try {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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246 final URL u = new URL(url, url.getPath() + "?cmd=unbundle&" + sb.toString());
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247 conn = setupConnection(u.openConnection());
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248 conn.setRequestMethod("POST");
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249 conn.setDoOutput(true);
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250 conn.setRequestProperty("Content-Type", "application/mercurial-0.1");
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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251 conn.setRequestProperty("Content-Length", String.valueOf(outputLen));
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252 conn.connect();
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253 return new FilterOutputStream(conn.getOutputStream()) {
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254 public void close() throws IOException {
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255 super.close();
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256 if (debug) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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257 dumpResponseHeader(u);
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258 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
259 try {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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260 checkResponseOk("Push", CMD_UNBUNDLE);
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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261 } catch (HgRemoteConnectionException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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262 IOException e = new IOException(ex.getMessage());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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263 // not e.initCause(ex); as HgRemoteConnectionException is just a message holder
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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264 e.setStackTrace(ex.getStackTrace());
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265 throw e;
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266 }
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267 }
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268 };
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diff changeset
269 } catch (MalformedURLException ex) {
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270 throw new HgRemoteConnectionException("Bad URL", ex).setRemoteCommand(CMD_UNBUNDLE).setServerInfo(getServerLocation());
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271 } catch (IOException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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272 // FIXME consume c.getErrorStream as http://docs.oracle.com/javase/6/docs/technotes/guides/net/http-keepalive.html suggests
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273 throw new HgRemoteConnectionException("Communication failure", ex).setRemoteCommand(CMD_UNBUNDLE).setServerInfo(getServerLocation());
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274 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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275 }
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276
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277 public InputStream pushkey(String opName, String namespace, String key, String oldValue, String newValue) throws HgRemoteConnectionException, HgRuntimeException {
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278 try {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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279 final String p = String.format("%s?cmd=pushkey&namespace=%s&key=%s&old=%s&new=%s", url.getPath(), namespace, key, oldValue, newValue);
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280 URL u = new URL(url, p);
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281 conn = setupConnection(u.openConnection());
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282 conn.setRequestMethod("POST");
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283 conn.connect();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
284 if (debug) {
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285 dumpResponseHeader(u);
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286 }
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287 checkResponseOk(opName, "pushkey");
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288 return conn.getInputStream();
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289 } catch (MalformedURLException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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290 throw new HgRemoteConnectionException("Bad URL", ex).setRemoteCommand("pushkey").setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
291 } catch (IOException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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292 throw new HgRemoteConnectionException("Communication failure", ex).setRemoteCommand("pushkey").setServerInfo(getServerLocation());
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293 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
294 }
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
295
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296 public InputStream listkeys(String namespace, String actionName) throws HgRemoteConnectionException, HgRuntimeException {
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297 try {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
298 URL u = new URL(url, url.getPath() + "?cmd=listkeys&namespace=" + namespace);
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299 conn = setupConnection(u.openConnection());
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300 conn.connect();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
301 if (debug) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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302 dumpResponseHeader(u);
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
303 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
304 checkResponseOk(actionName, "listkeys");
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
305 return conn.getInputStream();
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diff changeset
306 } catch (MalformedURLException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
307 throw new HgRemoteConnectionException("Bad URL", ex).setRemoteCommand(CMD_LISTKEYS).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
308 } catch (IOException ex) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
309 throw new HgRemoteConnectionException("Communication failure", ex).setRemoteCommand(CMD_LISTKEYS).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
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diff changeset
310 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
311 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
312
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
313 private void checkResponseOk(String opName, String remoteCmd) throws HgRemoteConnectionException, IOException {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
314 if (conn.getResponseCode() != 200) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
315 String m = conn.getResponseMessage() == null ? "unknown reason" : conn.getResponseMessage();
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
316 String em = String.format("%s failed: %s (HTTP error:%d)", opName, m, conn.getResponseCode());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
317 throw new HgRemoteConnectionException(em).setRemoteCommand(remoteCmd).setServerInfo(getServerLocation());
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
318 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
319 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
320
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
321 private HttpURLConnection setupConnection(URLConnection urlConnection) {
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
322 urlConnection.setRequestProperty("User-Agent", "hg4j/1.0.0");
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
323 urlConnection.addRequestProperty("Accept", "application/mercurial-0.1");
699
a483b2b68a2e Provisional APIs and respective implementation for http, https and ssh remote repositories
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parents: 698
diff changeset
324 return authMediator.setupConnection((HttpURLConnection) urlConnection);
687
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diff changeset
325 }
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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parents:
diff changeset
326
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
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diff changeset
327 private StringBuilder appendNodeidListArgument(String key, List<Nodeid> values, StringBuilder sb) {
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parents:
diff changeset
328 if (sb == null) {
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diff changeset
329 sb = new StringBuilder(20 + values.size() * 41);
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diff changeset
330 }
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diff changeset
331 sb.append(key);
9859fcea475d Towards ssh remote repositories: refactor HgRemoteRepository - move http related code to HttpConnector
Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
332 sb.append('=');
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
parents:
diff changeset
333 for (Nodeid n : values) {
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parents:
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334 sb.append(n.toString());
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335 sb.append('+');
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336 }
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337 if (sb.charAt(sb.length() - 1) == '+') {
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338 // strip last space
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339 sb.setLength(sb.length() - 1);
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340 }
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341 return sb;
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342 }
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343
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344 private void dumpResponseHeader(URL u) {
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345 System.out.printf("Query (%d bytes):%s\n", u.getQuery().length(), u.getQuery());
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346 System.out.println("Response headers:");
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347 final Map<String, List<String>> headerFields = conn.getHeaderFields();
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348 for (String s : headerFields.keySet()) {
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349 System.out.printf("%s: %s\n", s, conn.getHeaderField(s));
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350 }
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351 }
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352 }