Use IP geolocation database by DB-IP instead of MaxMind

Closes #11792

README.md

@@ -13,8 +13,7 @@ It aims to be a good alternative to all other bittorrent clients
 out there. qBittorrent is fast, stable and provides unicode
 support as well as many features.
 
-This product includes GeoLite data created by MaxMind, available from
-https://www.maxmind.com/
+The free [IP to Country Lite database](https://db-ip.com/db/download/ip-to-country-lite) by [DB-IP](https://db-ip.com/) is used for resolving the countries of peers. The database is licensed under the [Creative Commons Attribution 4.0 International License](https://creativecommons.org/licenses/by/4.0/).
 
 ### Installation:
 For installation, follow the instructions from INSTALL file, but simple:

src/base/net/geoipmanager.cpp

@@ -42,10 +42,9 @@
 #include "downloadmanager.h"
 #include "private/geoipdatabase.h"
 
-static const char DATABASE_URL[] = "https://geolite.maxmind.com/download/geoip/database/GeoLite2-Country.mmdb.gz";
-static const char GEOIP_FOLDER[] = "GeoIP";
-static const char GEOIP_FILENAME[] = "GeoLite2-Country.mmdb";
-static const int UPDATE_INTERVAL = 30; // Days between database updates
+static const QString DATABASE_URL = QStringLiteral("https://download.db-ip.com/free/dbip-country-lite-%1.mmdb.gz");
+static const char GEODB_FOLDER[] = "GeoDB";
+static const char GEODB_FILENAME[] = "dbip-country-lite.mmdb";
 
 using namespace Net;
 
@@ -89,29 +88,45 @@ void GeoIPManager::loadDatabase()
     m_geoIPDatabase = nullptr;
 
     const QString filepath = Utils::Fs::expandPathAbs(
-        QString("%1%2/%3").arg(specialFolderLocation(SpecialFolder::Data), GEOIP_FOLDER, GEOIP_FILENAME));
+        QString("%1%2/%3").arg(specialFolderLocation(SpecialFolder::Data), GEODB_FOLDER, GEODB_FILENAME));
 
     QString error;
     m_geoIPDatabase = GeoIPDatabase::load(filepath, error);
     if (m_geoIPDatabase)
-        Logger::instance()->addMessage(tr("GeoIP database loaded. Type: %1. Build time: %2.")
+        Logger::instance()->addMessage(tr("IP geolocation database loaded. Type: %1. Build time: %2.")
             .arg(m_geoIPDatabase->type(), m_geoIPDatabase->buildEpoch().toString()),
             Log::INFO);
     else
-        Logger::instance()->addMessage(tr("Couldn't load GeoIP database. Reason: %1").arg(error), Log::WARNING);
+        Logger::instance()->addMessage(tr("Couldn't load IP geolocation database. Reason: %1").arg(error), Log::WARNING);
 
     manageDatabaseUpdate();
 }
 
 void GeoIPManager::manageDatabaseUpdate()
 {
-    if (!m_geoIPDatabase || (m_geoIPDatabase->buildEpoch().daysTo(QDateTime::currentDateTimeUtc()) >= UPDATE_INTERVAL))
+    const auto expired = [](const QDateTime &testDateTime)
+    {
+        const QDate testDate = testDateTime.date();
+        const QDate curDate = QDateTime::currentDateTimeUtc().date();
+
+        if ((testDate.year() < curDate.year()) && (curDate.day() > 1))
+            return true;
+
+        if ((testDate.month() < curDate.month()) && (curDate.day() > 1))
+            return true;
+
+        return false;
+    };
+
+    if (!m_geoIPDatabase || expired(m_geoIPDatabase->buildEpoch()))
         downloadDatabaseFile();
 }
 
 void GeoIPManager::downloadDatabaseFile()
 {
-    DownloadManager::instance()->download({DATABASE_URL}, this, &GeoIPManager::downloadFinished);
+    const QDate curDate = QDateTime::currentDateTimeUtc().date();
+    const QString curUrl = DATABASE_URL.arg(curDate.toString("yyyy-MM"));
+    DownloadManager::instance()->download({curUrl}, this, &GeoIPManager::downloadFinished);
 }
 
 QString GeoIPManager::lookup(const QHostAddress &hostAddr) const
@@ -403,14 +418,14 @@ void GeoIPManager::configure()
 void GeoIPManager::downloadFinished(const DownloadResult &result)
 {
     if (result.status != DownloadStatus::Success) {
-        LogMsg(tr("Couldn't download GeoIP database file. Reason: %1").arg(result.errorString), Log::WARNING);
+        LogMsg(tr("Couldn't download IP geolocation database file. Reason: %1").arg(result.errorString), Log::WARNING);
         return;
     }
 
     bool ok = false;
     const QByteArray data = Utils::Gzip::decompress(result.data, &ok);
     if (!ok) {
-        LogMsg(tr("Could not decompress GeoIP database file."), Log::WARNING);
+        LogMsg(tr("Could not decompress IP geolocation database file."), Log::WARNING);
         return;
     }
 
@@ -420,24 +435,24 @@ void GeoIPManager::downloadFinished(const DownloadResult &result)
         if (!m_geoIPDatabase || (geoIPDatabase->buildEpoch() > m_geoIPDatabase->buildEpoch())) {
             delete m_geoIPDatabase;
             m_geoIPDatabase = geoIPDatabase;
-            LogMsg(tr("GeoIP database loaded. Type: %1. Build time: %2.")
+            LogMsg(tr("IP geolocation database loaded. Type: %1. Build time: %2.")
                 .arg(m_geoIPDatabase->type(), m_geoIPDatabase->buildEpoch().toString()),
                 Log::INFO);
             const QString targetPath = Utils::Fs::expandPathAbs(
-                        specialFolderLocation(SpecialFolder::Data) + GEOIP_FOLDER);
+                        specialFolderLocation(SpecialFolder::Data) + GEODB_FOLDER);
             if (!QDir(targetPath).exists())
                 QDir().mkpath(targetPath);
-            QFile targetFile(QString("%1/%2").arg(targetPath, GEOIP_FILENAME));
+            QFile targetFile(QString("%1/%2").arg(targetPath, GEODB_FILENAME));
             if (!targetFile.open(QFile::WriteOnly) || (targetFile.write(data) == -1))
-                LogMsg(tr("Couldn't save downloaded GeoIP database file."), Log::WARNING);
+                LogMsg(tr("Couldn't save downloaded IP geolocation database file."), Log::WARNING);
             else
-                LogMsg(tr("Successfully updated GeoIP database."), Log::INFO);
+                LogMsg(tr("Successfully updated IP geolocation database."), Log::INFO);
         }
         else {
             delete geoIPDatabase;
         }
     }
     else {
-        LogMsg(tr("Couldn't load GeoIP database. Reason: %1").arg(error), Log::WARNING);
+        LogMsg(tr("Couldn't load IP geolocation database. Reason: %1").arg(error), Log::WARNING);
     }
 }

src/base/net/private/geoipdatabase.cpp

@@ -37,7 +37,6 @@
 namespace
 {
     const qint32 MAX_FILE_SIZE = 67108864; // 64MB
-    const char DB_TYPE[] = "GeoLite2-Country";
     const quint32 MAX_METADATA_SIZE = 131072; // 128KB
     const char METADATA_BEGIN_MARK[] = "\xab\xcd\xefMaxMind.com";
     const char DATA_SECTION_SEPARATOR[16] = {0};
@@ -143,7 +142,7 @@ GeoIPDatabase::~GeoIPDatabase()
 
 QString GeoIPDatabase::type() const
 {
-    return DB_TYPE;
+    return m_dbType;
 }
 
 quint16 GeoIPDatabase::ipVersion() const
@@ -253,11 +252,7 @@ bool GeoIPDatabase::parseMetadata(const QVariantHash &metadata, QString &error)
     m_indexSize = m_nodeCount * m_nodeSize;
 
     CHECK_METADATA_REQ(database_type, QString);
-    const QString dbType = metadata.value("database_type").toString();
-    if (dbType != DB_TYPE) {
-        error = tr("Invalid database type: %1").arg(dbType);
-        return false;
-    }
+    m_dbType = metadata.value("database_type").toString();
 
     CHECK_METADATA_REQ(build_epoch, ULongLong);
     m_buildEpoch = QDateTime::fromSecsSinceEpoch(metadata.value("build_epoch").toULongLong());
@@ -270,7 +265,7 @@ bool GeoIPDatabase::parseMetadata(const QVariantHash &metadata, QString &error)
 
 bool GeoIPDatabase::loadDB(QString &error) const
 {
-    qDebug() << "Parsing MaxMindDB index tree...";
+    qDebug() << "Parsing IP geolocation database index tree...";
 
     const int nodeSize = m_recordSize / 4; // in bytes
     const int indexSize = m_nodeCount * nodeSize;

src/base/net/private/geoipdatabase.h

@@ -93,6 +93,7 @@ private:
     int m_indexSize;
     int m_recordBytes;
     QDateTime m_buildEpoch;
+    QString m_dbType;
     // Search data
     mutable QHash<quint32, QString> m_countries;
     quint32 m_size;

src/gui/aboutdialog.cpp

@@ -48,7 +48,7 @@ AboutDialog::AboutDialog(QWidget *parent)
     m_ui->logo->setPixmap(Utils::Gui::scaledPixmapSvg(":/icons/skin/qbittorrent-tray.svg", this, 32));
 
     // About
-    QString aboutText = QString(
+    const QString aboutText = QString(
         "<p style=\"white-space: pre-wrap;\">"
         "%1\n\n"
         "%2\n\n"
@@ -88,13 +88,21 @@ AboutDialog::AboutDialog(QWidget *parent)
         licensefile.close();
     }
 
-    // Libraries
+    // Software Used
     m_ui->labelQtVer->setText(QT_VERSION_STR);
     m_ui->labelLibtVer->setText(Utils::Misc::libtorrentVersionString());
     m_ui->labelBoostVer->setText(Utils::Misc::boostVersionString());
     m_ui->labelOpensslVer->setText(Utils::Misc::opensslVersionString());
     m_ui->labelZlibVer->setText(Utils::Misc::zlibVersionString());
 
+    const QString DBIPText = QString(
+                                 "<html><head/><body><p>"
+                                 "%1"
+                                 " (<a href=\"https://db-ip.com/\">https://db-ip.com/</a>)</p></body></html>")
+                             .arg(tr("The free IP to Country Lite database by DB-IP is used for resolving the countries of peers. "
+                                     "The database is licensed under the Creative Commons Attribution 4.0 International License"));
+    m_ui->labelDBIP->setText(DBIPText);
+
     Utils::Gui::resize(this);
     show();
 }

src/gui/aboutdialog.ui

@@ -314,11 +314,11 @@
        </item>
       </layout>
      </widget>
-     <widget class="QWidget" name="librariesTab">
+     <widget class="QWidget" name="SoftwareUsedTab">
       <attribute name="title">
-       <string>Libraries</string>
+       <string>Software Used</string>
       </attribute>
-      <layout class="QVBoxLayout" name="librariesTabLayout">
+      <layout class="QVBoxLayout" name="SoftwareUsedTabLayout">
        <item>
         <widget class="QLabel" name="label">
          <property name="text">
@@ -470,6 +470,22 @@
          </property>
         </widget>
        </item>
+       <item>
+        <widget class="QLabel" name="labelDBIP">
+         <property name="text">
+          <string notr="true">DB-IP license text</string>
+         </property>
+         <property name="wordWrap">
+          <bool>true</bool>
+         </property>
+         <property name="openExternalLinks">
+          <bool>true</bool>
+         </property>
+         <property name="textInteractionFlags">
+          <set>Qt::LinksAccessibleByKeyboard|Qt::LinksAccessibleByMouse</set>
+         </property>
+        </widget>
+       </item>
        <item>
         <spacer name="verticalSpacer_2">
          <property name="orientation">

src/gui/advancedsettings.cpp

@@ -496,7 +496,7 @@ void AdvancedSettings::loadAdvancedSettings()
     addRow(LIST_REFRESH, tr("Transfer list refresh interval"), &m_spinBoxListRefresh);
     // Resolve Peer countries
     m_checkBoxResolveCountries.setChecked(pref->resolvePeerCountries());
-    addRow(RESOLVE_COUNTRIES, tr("Resolve peer countries (GeoIP)"), &m_checkBoxResolveCountries);
+    addRow(RESOLVE_COUNTRIES, tr("Resolve peer countries"), &m_checkBoxResolveCountries);
     // Resolve peer hosts
     m_checkBoxResolveHosts.setChecked(pref->resolvePeerHostNames());
     addRow(RESOLVE_HOSTS, tr("Resolve peer host names"), &m_checkBoxResolveHosts);

src/webui/www/private/views/about.html

@@ -652,7 +652,7 @@
     </p>
 </div>
 
-<div id="aboutLibrariesContent" class="aboutTabContent invisible">
+<div id="aboutSoftwareUsedContent" class="aboutTabContent invisible">
     <p>QBT_TR(qBittorrent was built with the following libraries:)QBT_TR[CONTEXT=AboutDialog]</p>
     <table style="margin-left: 20px;">
         <tr>
@@ -676,6 +676,7 @@
             <td><span id="zlibVersion"></span></td>
         </tr>
     </table>
+    <p>QBT_TR(The free IP to Country Lite database by DB-IP is used for resolving the countries of peers. The database is licensed under the Creative Commons Attribution 4.0 International License)QBT_TR[CONTEXT=AboutDialog] (<a href="https://db-ip.com/" target="_blank" rel="noopener ">https://db-ip.com/</a>)</p>
 </div>
 
 <script>

src/webui/www/private/views/aboutToolbar.html

@@ -5,7 +5,7 @@
         <li id="aboutSpecialThanksLink"><a>QBT_TR(Special Thanks)QBT_TR[CONTEXT=AboutDialog]</a></li>
         <li id="aboutTranslatorsLink"><a>QBT_TR(Translators)QBT_TR[CONTEXT=AboutDialog]</a></li>
         <li id="aboutLicenseLink"><a>QBT_TR(License)QBT_TR[CONTEXT=AboutDialog]</a></li>
-        <li id="aboutLibrariesLink"><a>QBT_TR(Libraries)QBT_TR[CONTEXT=AboutDialog]</a></li>
+        <li id="aboutSoftwareUsedLink"><a>QBT_TR(Software Used)QBT_TR[CONTEXT=AboutDialog]</a></li>
     </ul>
     <div class="clear"></div>
 </div>
@@ -41,9 +41,9 @@
             $('aboutLicenseContent').removeClass('invisible');
         });
 
-        $('aboutLibrariesLink').addEvent('click', function() {
+        $('aboutSoftwareUsedLink').addEvent('click', function() {
             $$('.aboutTabContent').addClass('invisible');
-            $('aboutLibrariesContent').removeClass('invisible');
+            $('aboutSoftwareUsedContent').removeClass('invisible');
         });
     })();
 </script>

src/webui/www/private/views/preferences.html

@@ -868,7 +868,7 @@
             </tr>
             <tr>
                 <td>
-                    <label for="resolvePeerCountries">QBT_TR(Resolve peer countries (GeoIP):)QBT_TR[CONTEXT=OptionsDialog]</label>
+                    <label for="resolvePeerCountries">QBT_TR(Resolve peer countries:)QBT_TR[CONTEXT=OptionsDialog]</label>
                 </td>
                 <td>
                     <input type="checkbox" id="resolvePeerCountries">