Settings: add option to disable logging to disk

src/SettingsDialog.cpp

@@ -27,6 +27,10 @@ Settings::Settings(QSharedPointer<AppContext> ctx, QWidget *parent)
         config()->set(Config::hideBalance, toggled);
         m_ctx->updateBalance();
     });
+    connect(ui->checkBox_disableLogging, &QCheckBox::toggled, [this](bool toggled){
+       config()->set(Config::disableLogging, toggled);
+       WalletManager::instance()->setLogLevel(toggled ? -1 : config()->get(Config::logLevel).toInt());
+    });
 
     connect(ui->closeButton, &QDialogButtonBox::accepted, this, &Settings::close);
 
@@ -39,6 +43,7 @@ Settings::Settings(QSharedPointer<AppContext> ctx, QWidget *parent)
     ui->checkBox_multiBroadcast->setChecked(config()->get(Config::multiBroadcast).toBool());
     ui->checkBox_externalLink->setChecked(config()->get(Config::warnOnExternalLink).toBool());
     ui->checkBox_hideBalance->setChecked(config()->get(Config::hideBalance).toBool());
+    ui->checkBox_disableLogging->setChecked(config()->get(Config::disableLogging).toBool());
 
     // setup comboboxes
     this->setupSkinCombobox();

src/SettingsDialog.ui

@@ -211,6 +211,13 @@
          </property>
         </widget>
        </item>
+       <item>
+        <widget class="QCheckBox" name="checkBox_disableLogging">
+         <property name="text">
+          <string>Do not write log files to disk</string>
+         </property>
+        </widget>
+       </item>
       </layout>
      </widget>
      <widget class="QWidget" name="tab_node">

src/main.cpp

@@ -143,11 +143,18 @@ if (AttachConsole(ATTACH_PARENT_PROCESS)) {
 
     bool logLevelFromEnv;
     int logLevel = qEnvironmentVariableIntValue("MONERO_LOG_LEVEL", &logLevelFromEnv);
+    if (!logLevelFromEnv) {
+        logLevel = 0;
+    }
+    config()->set(Config::logLevel, logLevel);
 
-    if (parser.isSet("quiet"))
+    if (parser.isSet("quiet") || config()->get(Config::disableLogging).toBool()) {
+        qWarning() << "Logging is disabled";
         WalletManager::instance()->setLogLevel(-1);
-    else if (logLevelFromEnv && logLevel >= 0 && logLevel <= Monero::WalletManagerFactory::LogLevel_Max)
+    }
+    else if (logLevelFromEnv && logLevel >= 0 && logLevel <= Monero::WalletManagerFactory::LogLevel_Max) {
         Monero::WalletManagerFactory::setLogLevel(logLevel);
+    }
 
     // Setup wallet directory
     QString walletDir = config()->get(Config::walletDirectory).toString();

src/utils/config.cpp

@@ -20,6 +20,7 @@ static const QHash<Config::ConfigKey, ConfigDirective> configStrings = {
         {Config::firstRun, {QS("firstRun"), true}},
         {Config::warnOnStagenet,{QS("warnOnStagenet"), true}},
         {Config::warnOnTestnet,{QS("warnOnTestnet"), true}},
+        {Config::logLevel,{QS("logLevel"), 0}},
 
         {Config::homeWidget,{QS("homeWidget"), "ccs"}},
         {Config::donateBeg,{QS("donateBeg"), 1}},
@@ -68,6 +69,7 @@ static const QHash<Config::ConfigKey, ConfigDirective> configStrings = {
         {Config::multiBroadcast, {QS("multiBroadcast"), true}},
         {Config::warnOnExternalLink,{QS("warnOnExternalLink"), true}},
         {Config::hideBalance, {QS("hideBalance"), false}},
+        {Config::disableLogging, {QS("disableLogging"), false}},
 
         {Config::blockExplorer,{QS("blockExplorer"), "exploremonero.com"}},
         {Config::redditFrontend, {QS("redditFrontend"), "old.reddit.com"}},

src/utils/config.h

@@ -24,6 +24,7 @@ public:
         firstRun,
         warnOnStagenet,
         warnOnTestnet,
+        logLevel,
 
         homeWidget,
         donateBeg,
@@ -72,6 +73,7 @@ public:
         multiBroadcast,
         warnOnExternalLink,
         hideBalance,
+        disableLogging,
 
         blockExplorer,
         redditFrontend,