New: Configure log file size limit in UI

(cherry picked from commit 35baebaf7280749d5dfe5440e28b425e45a22d21)

frontend/src/Settings/General/GeneralSettings.js

@@ -156,6 +156,7 @@ class GeneralSettings extends Component {
                 />
 
                 <LoggingSettings
+                  advancedSettings={advancedSettings}
                   settings={settings}
                   onInputChange={onInputChange}
                 />

frontend/src/Settings/General/LoggingSettings.js

@@ -15,12 +15,14 @@ const logLevelOptions = [
 
 function LoggingSettings(props) {
   const {
+    advancedSettings,
     settings,
     onInputChange
   } = props;
 
   const {
-    logLevel
+    logLevel,
+    logSizeLimit
   } = settings;
 
   return (
@@ -37,11 +39,30 @@ function LoggingSettings(props) {
           {...logLevel}
         />
       </FormGroup>
+
+      <FormGroup
+        advancedSettings={advancedSettings}
+        isAdvanced={true}
+      >
+        <FormLabel>{translate('LogSizeLimit')}</FormLabel>
+
+        <FormInputGroup
+          type={inputTypes.NUMBER}
+          name="logSizeLimit"
+          min={1}
+          max={10}
+          unit="MB"
+          helpText={translate('LogSizeLimitHelpText')}
+          onChange={onInputChange}
+          {...logSizeLimit}
+        />
+      </FormGroup>
     </FieldSet>
   );
 }
 
 LoggingSettings.propTypes = {
+  advancedSettings: PropTypes.bool.isRequired,
   settings: PropTypes.object.isRequired,
   onInputChange: PropTypes.func.isRequired
 };