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annotate ui/downloader.cpp @ 1218:5f59344dbd13

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(issue68) License corrections: * the overall package is GNU GPL v==3. * Qt has to be used as GNU GPL, so mention it. * Oxygen is GNU LGPL v>=3. * minor corrections like typos, better phrasing for freedom protection, use GNU consistently.
author Bernhard Reiter <bernhard@intevation.de>
date Wed, 24 Sep 2014 11:17:14 +0200
parents 508c96e72f62
children a1e990947172
rev   line source
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1 /* Copyright (C) 2014 by Bundesamt für Sicherheit in der Informationstechnik
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU GPL (v>=2)
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5 * and comes with ABSOLUTELY NO WARRANTY!
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6 * See LICENSE.txt for details.
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7 */
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8 #include "downloader.h"
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9
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10 #ifndef DOWNLOAD_SERVER
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11 #define DOWNLOAD_SERVER "https://tb-devel.intevation.de"
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12 #endif
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13
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14 #include <QFile>
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15 #include <QDir>
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16 #include <QDebug>
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17 #include <QStandardPaths>
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18 #include <QLocale>
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19 #include <QSaveFile>
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20 #include <QSettings>
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21
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22 #include <polarssl/net.h>
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23 #include <polarssl/ssl.h>
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24 #include <polarssl/entropy.h>
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25 #include <polarssl/ctr_drbg.h>
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26 #include <polarssl/error.h>
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27 #include <polarssl/certs.h>
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28 #include <polarssl/ssl_ciphersuites.h>
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29
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30 #define MAX_SW_SIZE 15728640
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31 #define MAX_LIST_SIZE 1048576
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32
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33 #ifdef USE_CURL
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34 #include "sslconnection_curl.h"
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35 #else
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36 #include "sslconnection_bare.h"
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37 #endif
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38
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39 static int accept_ciphers[] = {
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40 TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384,
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41 TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
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42 TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384,
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43 0
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44 };
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45
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46 Downloader::Downloader(QObject* parent, const QString& url,
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47 const QByteArray& certificate,
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48 const QDateTime& newestSW,
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49 const QDateTime& newestList,
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50 const QString& resourceSW,
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51 const QString& resourceList,
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52 bool downloadSW):
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53 QThread(parent),
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54 mLastModSW(newestSW),
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55 mLastModList(newestList),
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56 mResourceSW(resourceSW),
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57 mResourceList(resourceList),
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58 mDownloadSW(downloadSW)
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59 {
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60 #ifdef USE_CURL
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61 mSSLConnection = new SSLConnectionCurl(url, certificate);
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62 /* Set up Proxy support. */
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63 QSettings settings;
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64 QString settingsProxy = settings.value("ProxyURL").toString();
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65 bool useProxy = settings.value("UseProxy", false).toBool();
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66 if (useProxy && settingsProxy.isEmpty()) {
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67 QByteArray envProxy = qgetenv("http_proxy");
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68 if (envProxy.size()) {
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69 settingsProxy = QString::fromLocal8Bit(envProxy);
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70 }
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71 }
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72 if (useProxy && !settingsProxy.isEmpty()) {
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73 mSSLConnection->setProxy(QUrl(settingsProxy));
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74 }
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75 #else
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76 mSSLConnection = new SSLConnectionBare(url, certificate);
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77 #endif
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78 setCiphersuites(accept_ciphers);
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79 }
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80
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81 Downloader::~Downloader() {
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82 delete mSSLConnection;
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83 }
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84
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85 void Downloader::setCiphersuites(int suites[]) {
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86 mSSLConnection->setCiphersuites(suites);
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87 }
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88
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89 QString Downloader::getDataDirectory()
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90 {
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91 QString candidate =
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92 QStandardPaths::writableLocation(QStandardPaths::DataLocation);
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93
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94 if (candidate.isEmpty()) {
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95 qDebug() << "Could not find writeable locaction for me";
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96 return QString();
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97 }
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98
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99 QDir cDir(candidate);
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100
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101 if (!cDir.exists()) {
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102 if (!cDir.mkpath(candidate)) {
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103 qDebug() << "Could not create path to: " << candidate;
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104 return QString();
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105 }
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106 }
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107 return cDir.absolutePath();
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108 }
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109
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110
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111 void Downloader::run() {
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112 int ret;
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113 QDateTime remoteModList;
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114 QDateTime remoteModSW;
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115
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116 if (!mSSLConnection->initialized()) {
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117 emit error(tr("Failed to initialize SSL Module."), SSLConnection::ErrUnknown);
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118 return;
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119 }
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120
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121 ret = mSSLConnection->connect();
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122
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123 if (ret != 0) {
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124 emit error(tr("Failed to connect."),
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125 mSSLConnection->getLastError());
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126 return;
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127 }
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128
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129 emit progress(tr("Connected"), 1, -1);
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130
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131 remoteModSW = mSSLConnection->getLastModifiedHeader(mResourceSW);
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132 emit lastModifiedDate(remoteModSW);
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133
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134 if (!remoteModSW.isValid()) {
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135 emit error (tr("Connection failed."), SSLConnection::InvalidResponse);
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136 qDebug() << "Could not parse headers for Software";
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137 return;
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138 }
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
139
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parents: 27
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140 if (!mLastModSW.isValid() || remoteModSW > mLastModSW) {
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
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141 QString dataDirectory = getDataDirectory();
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
142
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parents: 27
diff changeset
143 if (dataDirectory.isEmpty()) {
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
144 qDebug() << "Failed to get data directory";
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parents: 27
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145 return;
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
146 }
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
147
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
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148 QString fileName = dataDirectory.append("/SW-")
442
d2f4e28b5a13 Fix date format for file names
Andre Heinecke <aheinecke@intevation.de>
parents: 404
diff changeset
149 .append(remoteModSW.toString("yyyyMMddHHmmss"))
809
4b702f6cf9b6 Download sofware with .sh extension on linux and make it exeutable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 808
diff changeset
150 #ifdef WIN32
32
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parents: 27
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151 .append(".exe");
809
4b702f6cf9b6 Download sofware with .sh extension on linux and make it exeutable
Andre Heinecke <andre.heinecke@intevation.de>
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152 #else
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parents: 808
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153 .append(".sh");
4b702f6cf9b6 Download sofware with .sh extension on linux and make it exeutable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 808
diff changeset
154 #endif
32
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
155
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parents: 27
diff changeset
156 qDebug() << "fileName: " << fileName;
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
157
460
f8bed9008362 Added switch to download new available software.
Raimund Renkert <rrenkert@intevation.de>
parents: 459
diff changeset
158 if (mDownloadSW) {
910
eaed02defe6a More SSLConnection refactoring. Fixes curl downloader.
Andre Heinecke <andre.heinecke@intevation.de>
parents: 908
diff changeset
159 if (!mSSLConnection->downloadFile(mResourceSW, fileName, MAX_SW_SIZE)) {
eaed02defe6a More SSLConnection refactoring. Fixes curl downloader.
Andre Heinecke <andre.heinecke@intevation.de>
parents: 908
diff changeset
160 emit error(tr("Failed to download File"), SSLConnection::ConnectionLost);
809
4b702f6cf9b6 Download sofware with .sh extension on linux and make it exeutable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 808
diff changeset
161 qDebug() << "Failed to download software update.";
460
f8bed9008362 Added switch to download new available software.
Raimund Renkert <rrenkert@intevation.de>
parents: 459
diff changeset
162 return;
f8bed9008362 Added switch to download new available software.
Raimund Renkert <rrenkert@intevation.de>
parents: 459
diff changeset
163 }
809
4b702f6cf9b6 Download sofware with .sh extension on linux and make it exeutable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 808
diff changeset
164 QFile::setPermissions(fileName, QFileDevice::ReadOwner |
4b702f6cf9b6 Download sofware with .sh extension on linux and make it exeutable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 808
diff changeset
165 QFileDevice::WriteOwner |
4b702f6cf9b6 Download sofware with .sh extension on linux and make it exeutable
Andre Heinecke <andre.heinecke@intevation.de>
parents: 808
diff changeset
166 QFileDevice::ExeOwner);
32
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
167 }
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
168
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
169 emit newSoftwareAvailable(fileName, remoteModSW);
458
6fac87cadbd8 Only check for list if now sw is available
Andre Heinecke <aheinecke@intevation.de>
parents: 443
diff changeset
170 return;
6fac87cadbd8 Only check for list if now sw is available
Andre Heinecke <aheinecke@intevation.de>
parents: 443
diff changeset
171 }
6fac87cadbd8 Only check for list if now sw is available
Andre Heinecke <aheinecke@intevation.de>
parents: 443
diff changeset
172
910
eaed02defe6a More SSLConnection refactoring. Fixes curl downloader.
Andre Heinecke <andre.heinecke@intevation.de>
parents: 908
diff changeset
173 remoteModList = mSSLConnection->getLastModifiedHeader(mResourceList);
459
34cc448409ec Fix error handling
Andre Heinecke <aheinecke@intevation.de>
parents: 458
diff changeset
174 if (!remoteModList.isValid()) {
910
eaed02defe6a More SSLConnection refactoring. Fixes curl downloader.
Andre Heinecke <andre.heinecke@intevation.de>
parents: 908
diff changeset
175 emit error (tr("Connection failed."), SSLConnection::InvalidResponse);
459
34cc448409ec Fix error handling
Andre Heinecke <aheinecke@intevation.de>
parents: 458
diff changeset
176 qDebug() << "Could not parse headers for List";
34cc448409ec Fix error handling
Andre Heinecke <aheinecke@intevation.de>
parents: 458
diff changeset
177 return;
34cc448409ec Fix error handling
Andre Heinecke <aheinecke@intevation.de>
parents: 458
diff changeset
178 }
458
6fac87cadbd8 Only check for list if now sw is available
Andre Heinecke <aheinecke@intevation.de>
parents: 443
diff changeset
179
6fac87cadbd8 Only check for list if now sw is available
Andre Heinecke <aheinecke@intevation.de>
parents: 443
diff changeset
180 if (!mLastModList.isValid() || remoteModList > mLastModList) {
32
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
181 QString dataDirectory = getDataDirectory();
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
182
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
183 if (dataDirectory.isEmpty()) {
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
184 qDebug() << "Failed to get data directory";
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
185 return;
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
186 }
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
187
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
188 QString fileName = dataDirectory.append("/list-")
443
20f539866fa8 Fixed certificate list file name.
Raimund Renkert <rrenkert@intevation.de>
parents: 442
diff changeset
189 .append(remoteModList.toString("yyyyMMddHHmmss"))
32
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
190 .append(".txt");
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
191
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Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
192 qDebug() << "fileName: " << fileName;
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
193
910
eaed02defe6a More SSLConnection refactoring. Fixes curl downloader.
Andre Heinecke <andre.heinecke@intevation.de>
parents: 908
diff changeset
194 if (!mSSLConnection->downloadFile(mResourceList, fileName, MAX_LIST_SIZE)) {
32
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
195 return;
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
196 }
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
197
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
198 emit newListAvailable(fileName, remoteModList);
d8e93fa1fc93 Downloader logic
Andre Heinecke <andre.heinecke@intevation.de>
parents: 27
diff changeset
199 }
27
62cd56cea09b Start on polarssl Downloader.
Andre Heinecke <andre.heinecke@intevation.de>
parents: 18
diff changeset
200
62cd56cea09b Start on polarssl Downloader.
Andre Heinecke <andre.heinecke@intevation.de>
parents: 18
diff changeset
201 emit progress(tr("Closing"), 1, -1);
62cd56cea09b Start on polarssl Downloader.
Andre Heinecke <andre.heinecke@intevation.de>
parents: 18
diff changeset
202 }
http://wald.intevation.org/projects/trustbridge/