refs #642, fixed setup loading, in same step refs #636 clear cache

* changed signals in setup reader
* explicit mode is default
* detailed information what is loaded
* new log pattern
* allow to add message list to log component
* allow to clear cache by cmd line arg
* consolidated cmd names

src/blackcore/application.cpp

@@ -41,10 +41,9 @@ BlackCore::CApplication *sApp = nullptr; // set by constructor
 
 namespace BlackCore
 {
-    CApplication::CApplication(const QString &applicationName, bool init) :
+    CApplication::CApplication(
-        m_cookieManager( {}, this),
+        const QString &applicationName, bool init) :
-                     m_applicationName(applicationName),
+        m_cookieManager( {}, this), m_applicationName(applicationName), m_coreFacadeConfig(CCoreFacadeConfig::allEmpty())
-                     m_coreFacadeConfig(CCoreFacadeConfig::allEmpty())
     {
         Q_ASSERT_X(!sApp, Q_FUNC_INFO, "already initialized");
         Q_ASSERT_X(QCoreApplication::instance(), Q_FUNC_INFO, "no application object");
@@ -67,25 +66,26 @@ namespace BlackCore
             this->initParser();
             this->initLogging();
 
+            //
+            // cmd line arguments not yet parsed here
+            //
+
             // Translations
             QFile file(":blackmisc/translations/blackmisc_i18n_de.qm");
             CLogMessage(this).debug() << (file.exists() ? "Found translations in resources" : "No translations in resources");
             QTranslator translator;
-            if (translator.load("blackmisc_i18n_de", ":blackmisc/translations/"))
+            if (translator.load("blackmisc_i18n_de", ":blackmisc/translations/")) { CLogMessage(this).debug() << "Translator loaded"; }
-            {
-                CLogMessage(this).debug() << "Translator loaded";
-            }
             QCoreApplication::instance()->installTranslator(&translator);
 
-            // Global setup / bootstraping
+            // Init network
             this->m_cookieManager.setParent(&this->m_accessManager);
             this->m_accessManager.setCookieJar(&this->m_cookieManager);
 
             // global setup
             sApp = this;
             this->m_setupReader.reset(new CSetupReader(this));
-            connect(this->m_setupReader.data(), &CSetupReader::setupSynchronized, this, &CApplication::ps_setupSyncronized);
+            connect(this->m_setupReader.data(), &CSetupReader::setupAvailable, this, &CApplication::ps_setupAvailable);
-            connect(this->m_setupReader.data(), &CSetupReader::updateInfoSynchronized, this, &CApplication::updateInfoSynchronized);
+            connect(this->m_setupReader.data(), &CSetupReader::updateInfoAvailable, this, &CApplication::updateInfoAvailable);
 
             this->m_parser.addOptions(this->m_setupReader->getCmdLineOptions());
 
@@ -97,7 +97,6 @@ namespace BlackCore
         }
     }
 
-
     CApplication::~CApplication()
     {
         this->gracefulShutdown();
@@ -137,13 +136,21 @@ namespace BlackCore
             if (!s) { return false; }
         }
 
-        // parsing itself is done
+        // clear cache?
-        if (this->m_startSetupReader && !this->m_setupReader->isSetupSyncronized())
+        if (this->isSetOrTrue(this->m_cmdClearCache))
         {
-            CStatusMessage m(this->requestReloadOfSetupAndVersion());
+            QStringList files(CApplication::clearCaches());
-            if (m.isWarningOrAbove())
+            CLogMessage(this).debug() << "Cleared cache, " << files.size() << " files";
+        }
+
+        // parsing itself is done
+        if (this->m_startSetupReader && !this->m_setupReader->isSetupAvailable())
+        {
+            const CStatusMessageList msgs(this->requestReloadOfSetupAndVersion());
+            CLogMessage::preformatted(msgs);
+            if (msgs.isFailure())
             {
-                this->cmdLineErrorMessage(m.getMessage());
+                this->cmdLineErrorMessage(msgs.getWarningAndErrorMessages().toSingleMessage().getMessage());
                 return false;
             }
         }
@@ -188,13 +195,13 @@ namespace BlackCore
         return this->m_started;
     }
 
-    bool CApplication::isSetupSyncronized() const
+    bool CApplication::isSetupAvailable() const
     {
         if (this->m_shutdown || !this->m_setupReader) { return false; }
-        return this->m_setupReader->isSetupSyncronized();
+        return this->m_setupReader->isSetupAvailable();
     }
 
-    CStatusMessage CApplication::requestReloadOfSetupAndVersion()
+    CStatusMessageList CApplication::requestReloadOfSetupAndVersion()
     {
         if (!this->m_shutdown)
         {
@@ -256,16 +263,14 @@ namespace BlackCore
         return a.constData();
     }
 
-    bool CApplication::isRunningInDeveloperEnvironment() const
+    bool CApplication::initIsRunningInDeveloperEnvironment() const
     {
         if (!CBuildConfig::canRunInDeveloperEnvironment()) { return false; }
-        if (!this->m_parser.value(this->m_cmdDevelopment).isEmpty())
+        if (this->m_parser.isSet(this->m_cmdDevelopment))
         {
-            // explicit value
+            return this->isSetOrTrue(this->m_cmdDevelopment);
-            const QString v(this->m_parser.value(this->m_cmdDevelopment));
-            return stringToBool(v);
         }
-        else if (this->isSetupSyncronized())
+        else if (this->isSetupAvailable())
         {
             // assume value from setup
             return this->getGlobalSetup().isDevelopment();
@@ -442,7 +447,7 @@ namespace BlackCore
     {
         if (!this->m_useContexts) { return true; } // we do not use context, so no need to startup
         if (!this->m_parsed) { return false; }
-        if (!this->m_setupReader || !this->m_setupReader->isSetupSyncronized()) { return false; }
+        if (!this->m_setupReader || !this->m_setupReader->isSetupAvailable()) { return false; }
 
         Q_ASSERT_X(this->m_coreFacade.isNull(), Q_FUNC_INFO, "Cannot alter facade");
         Q_ASSERT_X(this->m_setupReader, Q_FUNC_INFO, "No facade without setup possible");
@@ -460,7 +465,7 @@ namespace BlackCore
     {
         if (!this->m_useWebData) { return true; }
         if (!this->m_parsed) { return false; }
-        if (!this->m_setupReader || !this->m_setupReader->isSetupSyncronized()) { return false; }
+        if (!this->m_setupReader || !this->m_setupReader->isSetupAvailable()) { return false; }
 
         Q_ASSERT_X(this->m_setupReader, Q_FUNC_INFO, "No web data services without setup possible");
         if (!this->m_webDataServices)
@@ -490,7 +495,7 @@ namespace BlackCore
         this->m_cmdHelp = this->m_parser.addHelpOption();
         this->m_cmdVersion = this->m_parser.addVersionOption();
 
-        this->m_cmdDevelopment = QCommandLineOption({ "dev", "developemnt" },
+        this->m_cmdDevelopment = QCommandLineOption({ "dev", "development" },
                                  QCoreApplication::translate("application", "Dev.system feature?"),
                                  "development");
         this->addParserOption(this->m_cmdDevelopment);
@@ -499,6 +504,22 @@ namespace BlackCore
                                QCoreApplication::translate("application", "Local shared directory."),
                                "shared");
         this->addParserOption(this->m_cmdSharedDir);
+
+        this->m_cmdClearCache = QCommandLineOption({ "ccache", "clearcache" },
+                                QCoreApplication::translate("application", "Clear (reset) the caches."),
+                                "clearcache");
+        this->addParserOption(this->m_cmdClearCache);
+    }
+
+    bool CApplication::isSetOrTrue(const QCommandLineOption &option) const
+    {
+        if (!this->m_parser.isSet(option)) { return false; }
+
+        // explicit value
+        const QString v(this->m_parser.value(option).trimmed());
+        if (v.isEmpty()) { return true; } // just flag
+        if (v.startsWith("-")) { return true; } // just flag, because value is already next parameter
+        return stringToBool(v);
     }
 
     void CApplication::registerMetadata()
@@ -507,6 +528,13 @@ namespace BlackCore
         BlackCore::registerMetadata();
     }
 
+    QStringList CApplication::clearCaches()
+    {
+        const QStringList files(CDataCache::instance()->enumerateStore());
+        CDataCache::instance()->clearAllValues();
+        return files;
+    }
+
     void CApplication::gracefulShutdown()
     {
         if (this->m_shutdown) { return; }
@@ -553,14 +581,15 @@ namespace BlackCore
         this->m_fileLogger->close();
     }
 
-    void CApplication::ps_setupSyncronized(bool success)
+    void CApplication::ps_setupAvailable(bool available)
     {
-        if (success)
+        if (available)
         {
-            emit setupSyncronized(success);
             this->m_started = this->asyncWebAndContextStart();
         }
         this->m_startUpCompleted = true;
+        emit setupAvailable(available);
+
         if (this->m_signalStartup)
         {
             emit this->startUpCompleted(this->m_started);
@@ -624,7 +653,7 @@ namespace BlackCore
 
     void CApplication::addDBusAddressOption()
     {
-        this->m_cmdDBusAddress = QCommandLineOption({ "dbus", "dbus-address", "dbusaddress" },
+        this->m_cmdDBusAddress = QCommandLineOption({ "dbus", "dbusaddress" },
                                  QCoreApplication::translate("application", "DBus address."),
                                  "dbusaddress");
         this->addParserOption(this->m_cmdDBusAddress);
@@ -704,6 +733,9 @@ namespace BlackCore
             return true;
         }
 
+        // dev.
+        this->m_devEnv = this->initIsRunningInDeveloperEnvironment();
+
         // Hookin, other parsing
         if (!this->parsingHookIn()) { return false; }
 

src/blackcore/application.h

@@ -90,10 +90,10 @@ namespace BlackCore
         void deleteAllCookies();
 
         //! Setup already syncronized
-        bool isSetupSyncronized() const;
+        bool isSetupAvailable() const;
 
         //! Reload setup and version
-        BlackMisc::CStatusMessage requestReloadOfSetupAndVersion();
+        BlackMisc::CStatusMessageList requestReloadOfSetupAndVersion();
 
         //! Web data services available?
         bool hasWebDataServices() const;
@@ -114,7 +114,7 @@ namespace BlackCore
         const char *swiftVersionChar();
 
         //! Running in dev.environment?
-        bool isRunningInDeveloperEnvironment() const;
+        bool isRunningInDeveloperEnvironment() const { return this->m_devEnv; }
 
         //! Signal startup automatically or individually
         void signalStartupAutomatically(bool signal = false);
@@ -137,6 +137,9 @@ namespace BlackCore
         //! Process all events for some time
         static void processEventsFor(int milliseconds);
 
+        //! Clear the caches
+        static QStringList clearCaches();
+
         // ----------------------- parsing ----------------------------------------
 
         //! \name parsing of command line options
@@ -259,11 +262,11 @@ namespace BlackCore
                                      const BlackMisc::CSlot<void(QNetworkReply *)> &callback);
 
     signals:
-        //! Setup syncronized
+        //! Setup available (cache, web load, ..)
-        void setupSyncronized(bool success);
+        void setupAvailable(bool success);
 
-        //! Update info syncronized
+        //! Update info available (cache, web load)
-        void updateInfoSynchronized(bool success);
+        void updateInfoAvailable(bool success);
 
         //! Startup has been completed
         void startUpCompleted(bool success);
@@ -276,7 +279,7 @@ namespace BlackCore
 
     protected slots:
         //! Setup read/syncronized
-        void ps_setupSyncronized(bool success);
+        void ps_setupAvailable(bool available);
 
         //! Startup completed
         virtual void ps_startupCompleted();
@@ -297,6 +300,9 @@ namespace BlackCore
         //! Can be used to start special services
         virtual bool startHookIn() { return true; }
 
+        //! Flag set or explicitly set to true
+        bool isSetOrTrue(const QCommandLineOption &option) const;
+
         //! Severe issue during startup, most likely it does not make sense to continue
         //! \note call this here if the parsing stage is over and reaction to a runtime issue
         //!       is needed
@@ -317,17 +323,17 @@ namespace BlackCore
         static void registerMetadata();
 
         // cmd parsing
-        QCommandLineParser m_parser;                    //!< cmd parser
+        QCommandLineParser m_parser;                       //!< cmd parser
-        QCommandLineOption m_cmdHelp {"help"};          //!< help option
+        QCommandLineOption m_cmdHelp {"help"};             //!< help option
-        QCommandLineOption m_cmdVersion {"version"};    //!< version option
+        QCommandLineOption m_cmdVersion {"version"};       //!< version option
-        QCommandLineOption m_cmdDBusAddress {"empty"};  //!< DBus address
+        QCommandLineOption m_cmdDBusAddress {"empty"};     //!< DBus address
-        QCommandLineOption m_cmdDevelopment {"dev"};    //!< Dev flag
+        QCommandLineOption m_cmdDevelopment {"dev"};       //!< Dev. flag
-        QCommandLineOption m_cmdSharedDir {"shared"};   //!< Dev flag
+        QCommandLineOption m_cmdSharedDir {"shared"};      //!< Shared directory
-
+        QCommandLineOption m_cmdClearCache {"clearcache"}; //!< Clear cache
-        bool               m_parsed = false;            //!< Parsing accomplished?
+        bool               m_parsed  = false;              //!< Parsing accomplished?
-        bool               m_started = false;           //!< started with success?
+        bool               m_started = false;              //!< started with success?
-        bool               m_startUpCompleted = false;  //!< startup phase completed? Can mean startup failed
+        bool               m_startUpCompleted = false;     //!< startup phase completed? Can mean startup failed
-        bool               m_startSetupReader = false;  //!< start the setup reader
+        bool               m_startSetupReader = false;     //!< start the setup reader
 
     private:
         //! init logging system
@@ -336,6 +342,9 @@ namespace BlackCore
         //! Init parser
         void initParser();
 
+        //! Dev.environment
+        bool initIsRunningInDeveloperEnvironment() const;
+
         //! Async. start when setup is loaded
         bool asyncWebAndContextStart();
 
@@ -354,6 +363,7 @@ namespace BlackCore
         bool                                   m_useContexts = false;    //!< use contexts
         bool                                   m_useWebData = false;     //!< use web data
         bool                                   m_signalStartup = true;   //!< signal startup automatically
+        bool                                   m_devEnv = false;         //!< dev. environment
     };
 } // namespace
 

src/blackcore/data/globalsetup.cpp

@@ -82,14 +82,14 @@ namespace BlackCore
 
         QString CGlobalSetup::buildBootstrapFileUrl(const QString &candidate)
         {
-            static const QString vS(QString(versionString()).append("/"));
+            static const QString version(QString(versionString()).append("/"));
             if (candidate.endsWith("bootstrap.json")) { return candidate; }
             CUrl url(candidate);
             if (candidate.contains("/bootstrap"))
             {
                 url.appendPath("bootstrap.json");
             }
-            else if (candidate.endsWith(versionString()) || candidate.endsWith(vS))
+            else if (candidate.endsWith(versionString()) || candidate.endsWith(version))
             {
                 url.appendPath("/bootstrap/bootstrap.json");
             }

src/blackcore/setupreader.cpp

@@ -30,10 +30,7 @@ namespace BlackCore
 {
     CSetupReader::CSetupReader(QObject *parent) :
         QObject(parent)
-    {
+    { }
-        connect(this, &CSetupReader::setupSynchronized, this, &CSetupReader::ps_setupSyncronized);
-        connect(this, &CSetupReader::updateInfoSynchronized, this, &CSetupReader::ps_versionInfoSyncronized);
-    }
 
     QList<QCommandLineOption> CSetupReader::getCmdLineOptions() const
     {
@@ -46,24 +43,33 @@ namespace BlackCore
         };
     }
 
-    CStatusMessage CSetupReader::asyncLoad()
+    CStatusMessageList CSetupReader::asyncLoad()
     {
+        CStatusMessageList msgs;
         if (this->readLocalBootstrapFile(this->m_localSetupFileValue))
         {
             // initialized by local file for testing
-            emit this->setupSynchronized(true);
+            msgs.push_back(CStatusMessage(this, CStatusMessage::SeverityInfo, "Using local bootstrap file: " + this->m_localSetupFileValue));
-            return CStatusMessage(this, CStatusMessage::SeverityInfo, "Using local bootstrap file: " + this->m_localSetupFileValue);
+            msgs.push_back(this->manageSetupAvailability(false, true));
+            return msgs;
         }
 
         m_setup.synchronize(); // make sure it is loaded
+        CGlobalSetup cachedSetup = m_setup.getCopy();
+        const bool cacheAvailable = cachedSetup.wasLoaded();
+        msgs.push_back(cacheAvailable ?
+                       CStatusMessage(this, CStatusMessage::SeverityInfo , "Cached setup syncronized and contains data") :
+                       CStatusMessage(this, CStatusMessage::SeverityInfo , "Cached setup syncronized, but no data")
+                      );
         if (this->m_bootstrapMode == CacheOnly)
         {
-
+            this->m_updateInfoUrls = cachedSetup.getUpdateInfoFileUrls();
-            CGlobalSetup currentSetup = m_setup.getCopy();
+            msgs.push_back(cacheAvailable ?
-            this->m_updateInfoUrls = currentSetup.getUpdateInfoFileUrls();
+                           CStatusMessage(this, CStatusMessage::SeverityInfo, "Cache only setup, using it as it is") :
-            emit this->setupSynchronized(true);
+                           CStatusMessage(this, CStatusMessage::SeverityError, "Cache only setup, but cache is empty")
-            emit this->updateInfoSynchronized(true);
+                          );
-            return CStatusMessage(this, CStatusMessage::SeverityInfo, "Cache only setup, using it as it is");
+            msgs.push_back(this->manageSetupAvailability(false, false));
+            return msgs;
         }
 
         this->m_bootstrapUrls.clear(); // clean up previous values
@@ -76,37 +82,45 @@ namespace BlackCore
         }
 
         // if ever loaded add those URLs
-        const CGlobalSetup currentSetup = m_setup.getCopy();
+        if (cacheAvailable)
-        if (this->m_bootstrapMode != Explicit)
         {
-            // also use previously cached URLs
+            if (this->m_bootstrapMode != Explicit)
-            this->m_bootstrapUrls.push_back(currentSetup.getBootstrapFileUrls());
-
-            // fail over if still empty
-            //! \todo do we want to keep this or use a cmd line flag to enable the behaviour. Risk here to use an undesired setup
-            if (this->m_bootstrapUrls.isEmpty())
             {
-                // use file from disk delivered with swift
+                // also use previously cached URLs
-                // there is a potential risk here, if the URL passed via cmd args is actually adressing an entirely diffent scenario,
+                const CUrlList bootstrapCacheUrls(cachedSetup.getBootstrapFileUrls());
-                // this would load a file for something else
+                this->m_bootstrapUrls.push_back(bootstrapCacheUrls);
-                CGlobalSetup resourceSetup(CGlobalSetup::fromJsonFile(
+                msgs.push_back(bootstrapCacheUrls.isEmpty() ?
-                                               CBuildConfig::getBootstrapResourceFile()
+                               CStatusMessage(this, CStatusMessage::SeverityWarning, "No bootsrap URLs in cache") :
-                                           ));
+                               CStatusMessage(this, CStatusMessage::SeverityInfo, "Adding " + QString::number(bootstrapCacheUrls.size()) + " bootstrap URLs from cache"));
-                this->m_bootstrapUrls.push_back(resourceSetup.getBootstrapFileUrls());
             }
         }
+        else
+        {
+            msgs.push_back(CStatusMessage(this, CStatusMessage::SeverityInfo, "Empty cache, will not add URLs"));
+        }
 
         this->m_bootstrapUrls.removeDuplicates(); // clean up
         if (this->m_bootstrapUrls.isEmpty())
         {
             // after all still empty
-            return CStatusMessage(this, CStatusMessage::SeverityError, "No bootstrap URLs, cannot load setup");
+            msgs.push_back(CStatusMessage(this, CStatusMessage::SeverityError, "No bootstrap URLs, cannot load setup"));
         }
         else
         {
-            this->ps_readSetup(); // start reading
+            CStatusMessageList readMsgs = triggerReadSetup();
-            return CStatusMessage(this, CStatusMessage::SeverityInfo, "Will start loading setup");
+            if (cacheAvailable && readMsgs.isFailure())
+            {
+                // error but cache is available, we can continue
+                readMsgs.clipSeverity(CStatusMessage::SeverityWarning);
+                msgs.push_back(CStatusMessage(this, CStatusMessage::SeverityWarning, "Loading setup failed, but cache is available, will continue"));
+                msgs.push_back(readMsgs);
+            }
+            else
+            {
+                msgs.push_back(readMsgs);
+            }
         }
+        return msgs;
     }
 
     bool CSetupReader::parseCmdLineArguments()
@@ -114,8 +128,13 @@ namespace BlackCore
         this->m_bootstrapUrlFileValue = CGlobalSetup::buildBootstrapFileUrl(
                                             sApp->getParserValue(this->m_cmdBootstrapUrl)
                                         );
-        this->m_bootstrapMode = stringToEnum(sApp->getParserValue(this->m_cmdBootstrapMode));
         QUrl url(this->m_bootstrapUrlFileValue);
+        const QString urlString(url.toString());
+        this->m_bootstrapMode = stringToEnum(sApp->getParserValue(this->m_cmdBootstrapMode));
+        if (urlString.isEmpty() && this->m_bootstrapMode == Explicit)
+        {
+            this->m_bootstrapMode = Implicit; // no URL, we use implicit mode
+        }
 
         // check on local file
         if (url.isLocalFile())
@@ -136,7 +155,7 @@ namespace BlackCore
             {
                 if (!CNetworkUtils::canConnect(url))
                 {
-                    sApp->cmdLineErrorMessage("URL " + url.toString() + " not reachable");
+                    sApp->cmdLineErrorMessage("URL " + urlString + " not reachable");
                     return false;
                 }
             }
@@ -151,17 +170,29 @@ namespace BlackCore
 
     void CSetupReader::ps_readSetup()
     {
+        const CStatusMessageList msgs(this->triggerReadSetup());
+        if (!msgs.isSuccess())
+        {
+            CLogMessage::preformatted(msgs);
+        }
+    }
+
+    CStatusMessageList CSetupReader::triggerReadSetup()
+    {
+        if (m_shutdown) { return CStatusMessage(this, CStatusMessage::SeverityError, "shutdown"); }
         const CUrl url(this->m_bootstrapUrls.obtainNextWorkingUrl());
         if (url.isEmpty())
         {
-            CLogMessage(this).warning("Cannot read setup, URLs: %1, failed URLs: %2")
+            const CStatusMessage m(this, CStatusMessage::SeverityError,
-                    << this->m_bootstrapUrls
+                                   "Cannot read setup, URLs: " + this->m_bootstrapUrls.toQString() +
-                    << this->m_bootstrapUrls.getFailedUrls();
+                                   " failed URLs: " + this->m_bootstrapUrls.getFailedUrls().toQString());
-            emit setupSynchronized(false);
+            CStatusMessageList msgs(m);
-            return;
+            msgs.push_back(this->manageSetupAvailability(false, false));
+            return msgs;
         }
-        if (m_shutdown) { return; }
+        const CStatusMessage m(this, CStatusMessage::SeverityInfo, "Start reading URL: " + url.toQString());
         sApp->getFromNetwork(url.toNetworkRequest(), { this, &CSetupReader::ps_parseSetupFile });
+        return m;
     }
 
     void CSetupReader::ps_readUpdateInfo()
@@ -172,33 +203,13 @@ namespace BlackCore
             CLogMessage(this).warning("Cannot read update info, URLs: %1, failed URLs: %2")
                     << this->m_updateInfoUrls
                     << this->m_updateInfoUrls.getFailedUrls();
-            emit updateInfoSynchronized(false);
+            this->manageUpdateAvailability(false);
             return;
         }
         if (m_shutdown) { return; }
         sApp->getFromNetwork(url.toNetworkRequest(), { this, &CSetupReader::ps_parseUpdateInfoFile});
     }
 
-    void CSetupReader::ps_setupSyncronized(bool success)
-    {
-        // trigger consecutive read
-        this->m_setupSyncronized = success;
-        if (success)
-        {
-            CLogMessage(this).info("Setup synchronized, will trigger read of update information");
-            QTimer::singleShot(500, this, &CSetupReader::ps_readUpdateInfo);
-        }
-        else
-        {
-            CLogMessage(this).error("Setup reading failed, hence version info will not be loaded");
-        }
-    }
-
-    void CSetupReader::ps_versionInfoSyncronized(bool success)
-    {
-        this->m_updateInfoSyncronized = success;
-    }
-
     void CSetupReader::ps_setupChanged()
     {
         // settings have changed on disk
@@ -209,7 +220,7 @@ namespace BlackCore
         const QString bsm(s.toLower().trimmed());
         if (bsm.startsWith("expl")) return Explicit;
         if (bsm.startsWith("cache")) return CacheOnly;
-        return Default;
+        return Implicit;
     }
 
     bool CSetupReader::readLocalBootstrapFile(QString &fileName)
@@ -273,7 +284,7 @@ namespace BlackCore
                 {
                     this->m_updateInfoUrls = currentSetup.getUpdateInfoFileUrls(); // defaults
                     CLogMessage(this).info("Same setup version loaded from %1 as already in data cache %2") << urlString << m_setup.getFilename();
-                    emit setupSynchronized(true);
+                    CLogMessage::preformatted(this->manageSetupAvailability(true));
                     return; // success
                 }
 
@@ -284,14 +295,14 @@ namespace BlackCore
                 {
                     m.setCategories(getLogCategories());
                     CLogMessage::preformatted(m);
-                    emit setupSynchronized(false);
+                    CLogMessage::preformatted(this->manageSetupAvailability(false));
                     return; // issue with cache
                 }
                 else
                 {
                     this->m_updateInfoUrls = loadedSetup.getUpdateInfoFileUrls();
                     CLogMessage(this).info("Setup: Updated data cache in %1") << this->m_setup.getFilename();
-                    emit setupSynchronized(true);
+                    CLogMessage::preformatted(this->manageSetupAvailability(true));
                     return; // success
                 } // cache
 
@@ -311,7 +322,7 @@ namespace BlackCore
         }
         else
         {
-            emit setupSynchronized(false);
+            CLogMessage::preformatted(manageSetupAvailability(false));
         }
     }
 
@@ -346,7 +357,7 @@ namespace BlackCore
                 if (sameVersionLoaded)
                 {
                     CLogMessage(this).info("Same update info version loaded from %1 as already in data cache %2") << urlString << m_setup.getFilename();
-                    emit updateInfoSynchronized(true);
+                    this->manageUpdateAvailability(true);
                     return; // success
                 }
 
@@ -355,13 +366,13 @@ namespace BlackCore
                 {
                     m.setCategories(getLogCategories());
                     CLogMessage::preformatted(m);
-                    emit updateInfoSynchronized(false);
+                    this->manageUpdateAvailability(false);
                     return; // issue with cache
                 }
                 else
                 {
                     CLogMessage(this).info("Update info: Updated data cache in %1") << m_updateInfo.getFilename();
-                    emit updateInfoSynchronized(true);
+                    this->manageUpdateAvailability(true);
                     return; // success
                 } // cache
             } // json empty
@@ -380,13 +391,13 @@ namespace BlackCore
         }
         else
         {
-            emit updateInfoSynchronized(false);
+            this->manageUpdateAvailability(false);
         }
     } // function
 
     const CLogCategoryList &CSetupReader::getLogCategories()
     {
-        static const CLogCategoryList cats({ CLogCategory("swift.setupreader"), CLogCategory::webservice()});
+        static const CLogCategoryList cats({ CLogCategory("swift.setupreader"), CLogCategory::webservice(), CLogCategory::startup()});
         return cats;
     }
 
@@ -399,4 +410,65 @@ namespace BlackCore
     {
         return m_updateInfo.getCopy();
     }
+
+    CStatusMessageList CSetupReader::manageSetupAvailability(bool webRead, bool localRead)
+    {
+        Q_ASSERT_X(!(webRead && localRead), Q_FUNC_INFO, "Local and web read together seems to be wrong");
+        CStatusMessageList msgs;
+        if (webRead)
+        {
+            msgs.push_back(CLogMessage(this).info("Setup loaded from web, will trigger read of update information"));
+            QTimer::singleShot(500, this, &CSetupReader::ps_readUpdateInfo);
+        }
+        if (localRead)
+        {
+            msgs.push_back(CLogMessage(this).info("Setup loaded locally, will trigger read of update information"));
+            QTimer::singleShot(500, this, &CSetupReader::ps_readUpdateInfo);
+        }
+
+        bool available = false;
+        if (webRead || localRead)
+        {
+            available = true;
+        }
+        else
+        {
+            bool cacheAvailable = this->m_setup.get().wasLoaded();
+            available = cacheAvailable && this->m_bootstrapMode != Explicit;
+        }
+
+        if (available && !webRead && !localRead)
+        {
+            msgs.push_back(CStatusMessage(this, CStatusMessage::SeverityInfo, "Setup available, but not updated this time"));
+        }
+        else if (!available)
+        {
+            msgs.push_back(CStatusMessage(this, CStatusMessage::SeverityError, "Setup not available"));
+        }
+
+        this->m_setupAvailable = available;
+        emit setupAvailable(available);
+
+        if (!webRead && !localRead)
+        {
+            msgs.push_back(CStatusMessage(this).warning("Since setup was not updated this time, will not start loading of update information"));
+            this->manageUpdateAvailability(false);
+        }
+        return msgs;
+    }
+
+    void CSetupReader::manageUpdateAvailability(bool webRead)
+    {
+        if (webRead)
+        {
+            this->m_updateInfoAvailable = true;
+            emit updateInfoAvailable(true);
+        }
+        else
+        {
+            bool cached = this->m_updateInfo.isSaved();
+            this->m_updateInfoAvailable = cached;
+            emit updateInfoAvailable(cached);
+        }
+    }
 } // namespace

src/blackcore/setupreader.h

@@ -52,18 +52,18 @@ namespace BlackCore
         BlackCore::Data::CUpdateInfo getUpdateInfo() const;
 
     signals:
-        //! Setup has been read
+        //! Setup avialable (from web, cache, or local file)
-        void setupSynchronized(bool success);
+        void setupAvailable(bool available);
 
-        //! Version bas been read
+        //! Setup avialable (from web, cache
-        void updateInfoSynchronized(bool success);
+        void updateInfoAvailable(bool available);
 
     protected:
         //! Constructor
         explicit CSetupReader(QObject *parent);
 
         //! Load the data
-        BlackMisc::CStatusMessage asyncLoad();
+        BlackMisc::CStatusMessageList asyncLoad();
 
         //! Parse cmd line arguments
         bool parseCmdLineArguments();
@@ -74,13 +74,13 @@ namespace BlackCore
         //! Terminate
         void gracefulShutdown();
 
-        //! Setup loaded?
+        //! Setup available?
         //! \threadsafe
-        bool isSetupSyncronized() const { return m_setupSyncronized; }
+        bool isSetupAvailable() const { return m_setupAvailable; }
 
-        //! Version info loaded?
+        //! Version info available?
         //! \threadsafe
-        bool isUpdateSyncronized() const { return m_updateInfoSyncronized; }
+        bool isUpdateInfoAvailable() const { return m_updateInfoAvailable; }
 
     private slots:
         //! Setup has been read
@@ -95,12 +95,6 @@ namespace BlackCore
         //! Do reading
         void ps_readUpdateInfo();
 
-        //! Setup has beem syncronized
-        void ps_setupSyncronized(bool success);
-
-        //! Version info has beem syncronized
-        void ps_versionInfoSyncronized(bool success);
-
         //! Setup has been changed
         void ps_setupChanged();
 
@@ -108,17 +102,17 @@ namespace BlackCore
         //! Bootstrap mode
         enum BootstrapMode
         {
-            Default,
+            Implicit,
             Explicit,
             CacheOnly
         };
 
         bool m_shutdown = false;
-        std::atomic<bool> m_setupSyncronized { false };
+        std::atomic<bool> m_setupAvailable { false };
-        std::atomic<bool> m_updateInfoSyncronized { false };
+        std::atomic<bool> m_updateInfoAvailable { false };
         QString m_localSetupFileValue;                         //! Local file for setup, passed by cmd line arguments
         QString m_bootstrapUrlFileValue;                       //! Bootstrap URL if not local
-        BootstrapMode m_bootstrapMode;                         //! How to bootstrap
+        BootstrapMode m_bootstrapMode = Explicit;              //! How to bootstrap
         BlackMisc::Network::CFailoverUrlList m_bootstrapUrls;  //!< location of setup files
         BlackMisc::Network::CFailoverUrlList m_updateInfoUrls; //!< location of info files
         BlackMisc::CData<BlackCore::Data::GlobalSetup> m_setup {this, &CSetupReader::ps_setupChanged};  //!< data cache setup
@@ -126,20 +120,31 @@ namespace BlackCore
 
         QCommandLineOption m_cmdBootstrapUrl
         {
-            { "url", "bootstrap-url", "bootstrapurl" },
+            { "url", "bootstrapurl" },
             QCoreApplication::translate("application", "bootstrap URL, e.g. datastore.swift-project.org"),
             "bootstrapurl"
-        };                                              //!< bootstrap URL
+        };                                                     //!< bootstrap URL
         QCommandLineOption m_cmdBootstrapMode
         {
-            { "bmode", "bootstrap-mode", "bootstrapmode" },
+            { "bmode", "bootstrapmode" },
-            QCoreApplication::translate("application", "bootstrap mode: (e)xplicit, d(default), (c)ache-only"),
+            QCoreApplication::translate("application", "bootstrap mode: explicit, implicit, cache(-only)"),
-            "bootstrapmode", "default"
+            "bootstrapmode", "explicit"
-        };                                              //!< bootstrap mode
+        };                                                     //!< bootstrap mode
 
-        //! Read by local individual file
+        //! Read by local individual file and update cache from that
         bool readLocalBootstrapFile(QString &fileName);
 
+        //! Trigger reading
+        BlackMisc::CStatusMessageList triggerReadSetup();
+
+        //! Emit the availability signal and state
+        //! \threadsafe
+        BlackMisc::CStatusMessageList manageSetupAvailability(bool webRead, bool localRead = false);
+
+        //! Emit the available signal
+        //! \threadsafe
+        void manageUpdateAvailability(bool webRead);
+
         //! Convert string to mode
         static BootstrapMode stringToEnum(const QString &s);
     };

src/blackcore/webdataservices.cpp

@@ -43,7 +43,7 @@ namespace BlackCore
         if (!sApp) { return; } // shutting down
 
         Q_ASSERT_X(QSslSocket::supportsSsl(), Q_FUNC_INFO, "missing SSL support");
-        Q_ASSERT_X(sApp->isSetupSyncronized(), Q_FUNC_INFO, "Setup not syncronized");
+        Q_ASSERT_X(sApp->isSetupAvailable(), Q_FUNC_INFO, "Setup not syncronized");
         this->setObjectName("CWebDataReader");
         this->initReaders(readerFlags);
         this->initWriters();

src/blackgui/components/logcomponent.cpp

@@ -72,10 +72,16 @@ namespace BlackGui
 
         void CLogComponent::appendStatusMessageToList(const CStatusMessage &statusMessage)
         {
-            if (statusMessage.isEmpty()) return;
+            if (statusMessage.isEmpty()) { return; }
             this->ui->tvp_StatusMessages->insert(statusMessage);
         }
 
+        void CLogComponent::appendStatusMessagesToList(const CStatusMessageList &statusMessages)
+        {
+            if (statusMessages.isEmpty()) { return; }
+            this->ui->tvp_StatusMessages->insert(statusMessages);
+        }
+
         void CLogComponent::CLogMenu::customMenu(QMenu &menu) const
         {
             CLogComponent *logComp = qobject_cast<CLogComponent *>(this->parent());

src/blackgui/components/logcomponent.h

@@ -72,6 +72,9 @@ namespace BlackGui
             //! Append status message to list
             void appendStatusMessageToList(const BlackMisc::CStatusMessage &statusMessage);
 
+            //! Append status messages to list
+            void appendStatusMessagesToList(const BlackMisc::CStatusMessageList &statusMessages);
+
         private:
             QScopedPointer<Ui::CLogComponent> ui;
 

src/blackgui/guiapplication.cpp

@@ -307,8 +307,8 @@ namespace BlackGui
         a = sm->addAction("Reset cache");
         c = connect(a, &QAction::triggered, this, [this]()
         {
-            CDataCache::instance()->clearAllValues();
+            const QStringList files = CApplication::clearCaches();
-            this->displayTextInConsole("Cleared cache!");
+            this->displayTextInConsole("Cleared caches! " + QString::number(files.size()) + " files");
         });
         Q_ASSERT_X(c, Q_FUNC_INFO, "Connect failed");
 

src/blackmisc/logcategory.h

@@ -106,6 +106,13 @@ namespace BlackMisc
             return cat;
         }
 
+        //! Startup of application
+        static const CLogCategory &startup()
+        {
+            static const CLogCategory cat { "swift.startup" };
+            return cat;
+        }
+
         //! Webservice with swift DB
         static const CLogCategory &swiftDbWebservice()
         {
@@ -135,6 +142,7 @@ namespace BlackMisc
                 matching(),
                 swiftDbWebservice(),
                 services(),
+                startup(),
                 validation(),
                 vatsimSpecific(),
                 verification(),

src/blackmisc/logpattern.cpp

@@ -28,6 +28,7 @@ namespace BlackMisc
             { "downloading data",            exactMatch(CLogCategory::download()) },
             { "VASTIM specific",             exactMatch(CLogCategory::vatsimSpecific()) },
             { "webservice related",          exactMatch(CLogCategory::webservice()) },
+            { "startup phase",               exactMatch(CLogCategory::startup()) },
             { "swift DB webservice related", exactMatch(CLogCategory::swiftDbWebservice()) },
             { "Qt library",                  startsWith("qt.") },
             { "uncategorized (other)",       empty() }

src/blackmisc/statusmessage.cpp

@@ -197,6 +197,13 @@ namespace BlackMisc
         return c.isEmpty() ? this->getCategoriesAsString() : c;
     }
 
+    bool CStatusMessage::clipSeverity(CStatusMessage::StatusSeverity severity)
+    {
+        if (this->getSeverity() <= severity) { return false; }
+        this->setSeverity(severity);
+        return true;
+    }
+
     bool CStatusMessage::isSuccess() const
     {
         return !isFailure();

src/blackmisc/statusmessage.h

@@ -205,6 +205,9 @@ namespace BlackMisc
         //! Message severity
         StatusSeverity getSeverity() const { return this->m_severity; }
 
+        //! Clip/reduce severity if higher (more critical)
+        bool clipSeverity(StatusSeverity severity);
+
         //! Info or debug, no warning or error
         bool isSeverityInfoOrLess() const { return this->m_severity == SeverityInfo || this->m_severity == SeverityDebug; }
 

src/blackmisc/statusmessagelist.cpp

@@ -17,6 +17,11 @@ namespace BlackMisc
         CSequence<CStatusMessage>(other)
     { }
 
+    CStatusMessageList::CStatusMessageList(const CStatusMessage &statusMessage)
+    {
+        this->push_back(statusMessage);
+    }
+
     CStatusMessageList CStatusMessageList::findByCategory(const CLogCategory &category) const
     {
         return this->findBy([ & ](const CStatusMessage & msg) { return msg.getCategories().contains(category); });
@@ -43,6 +48,29 @@ namespace BlackMisc
         ([ = ](const CStatusMessage & m) { return m.getSeverity() == CStatusMessage::SeverityWarning || m.getSeverity() == CStatusMessage::SeverityError; });
     }
 
+    bool CStatusMessageList::isSuccess() const
+    {
+        return !this->isFailure();
+    }
+
+    bool CStatusMessageList::isFailure() const
+    {
+        return this->contains(&CStatusMessage::isFailure, true);
+    }
+
+    CStatusMessageList CStatusMessageList::getErrorMessages() const
+    {
+        return findBySeverity(SeverityError);
+    }
+
+    CStatusMessageList CStatusMessageList::getWarningAndErrorMessages() const
+    {
+        return this->findBy([ & ](const CStatusMessage & msg)
+        {
+            return msg.getSeverity() >= CStatusMessage::SeverityWarning;
+        });
+    }
+
     void CStatusMessageList::addCategory(const CLogCategory &category)
     {
         for (auto &msg : *this)
@@ -73,8 +101,16 @@ namespace BlackMisc
         {
             msg.setCategories(categories);
         }
-	}
+    }
-		
+
+    void CStatusMessageList::clipSeverity(CStatusMessage::StatusSeverity severity)
+    {
+        for (auto &msg : *this)
+        {
+            msg.clipSeverity(severity);
+        }
+    }
+
     void CStatusMessageList::removeWarningsAndBelow()
     {
         if (this->isEmpty()) { return; }

src/blackmisc/statusmessagelist.h

@@ -37,6 +37,9 @@ namespace BlackMisc
         //! Construct from a base class object.
         CStatusMessageList(const CSequence<CStatusMessage> &other);
 
+        //! Construct from single message
+        CStatusMessageList(const CStatusMessage &statusMessage);
+
         //! Find by type
         CStatusMessageList findByCategory(const CLogCategory &category) const;
 
@@ -52,6 +55,18 @@ namespace BlackMisc
         //! Warning or error messages
         bool hasWarningOrErrorMessages() const;
 
+        //! All messages are marked as success
+        bool isSuccess() const;
+
+        //! Any message is marked as failure
+        bool isFailure() const;
+
+        //! Get all error messages
+        CStatusMessageList getErrorMessages() const;
+
+        //! Get all warning and error messages
+        CStatusMessageList getWarningAndErrorMessages() const;
+
         //! Add a category to all messages in the list
         void addCategory(const CLogCategory &category);
 
@@ -64,6 +79,9 @@ namespace BlackMisc
         //! Reset the categories of all messages in the list
         void setCategories(const CLogCategoryList &categories);
 
+        //! And higher (more critical) severity will be clipped to given severity
+        void clipSeverity(CStatusMessage::StatusSeverity severity);
+
         //! Remove warnings and below
         void removeWarningsAndBelow();
 

src/swiftlauncher/swiftlauncher.cpp

@@ -47,7 +47,7 @@ CSwiftLauncher::CSwiftLauncher(QWidget *parent) :
     connect(ui->tb_BackToMain, &QToolButton::pressed, this, &CSwiftLauncher::ps_showMainPage);
 
     // use version signal as trigger for completion
-    connect(sGui, &CApplication::updateInfoSynchronized, this, &CSwiftLauncher::ps_loadedUpdateInfo);
+    connect(sGui, &CApplication::updateInfoAvailable, this, &CSwiftLauncher::ps_loadedUpdateInfo);
 
     new QShortcut(QKeySequence(Qt::CTRL + Qt::Key_L), this, SLOT(ps_showLogPage()));
     this->ui->le_DBusServerPort->setValidator(new QIntValidator(0, 65535, this));
@@ -287,8 +287,8 @@ void CSwiftLauncher::ps_loadSetup()
     if (!this->ui->le_LatestVersion->text().isEmpty())
     {
         this->ui->le_LatestVersion->setText("");
-        const CStatusMessage m(sApp->requestReloadOfSetupAndVersion());
+        const CStatusMessageList msgs(sApp->requestReloadOfSetupAndVersion());
-        this->ps_appendLogMessage(m);
+        this->ps_appendLogMessages(msgs);
     }
 }
 
@@ -382,6 +382,15 @@ void CSwiftLauncher::ps_appendLogMessage(const CStatusMessage &message)
     }
 }
 
+void CSwiftLauncher::ps_appendLogMessages(const CStatusMessageList &messages)
+{
+    ui->fr_SwiftLauncherLog->appendStatusMessagesToList(messages);
+    if (messages.hasErrorMessages())
+    {
+        this->ps_showStatusMessage(messages.getErrorMessages().toSingleMessage());
+    }
+}
+
 void CSwiftLauncher::ps_showMainPage()
 {
     this->ui->sw_SwiftLauncher->setCurrentWidget(this->ui->pg_SwiftLauncherMain);

src/swiftlauncher/swiftlauncher.h

@@ -145,6 +145,9 @@ private slots:
     //! Append status message
     void ps_appendLogMessage(const BlackMisc::CStatusMessage &message);
 
+    //! Append status messages
+    void ps_appendLogMessages(const BlackMisc::CStatusMessageList &messages);
+
     //! Show set main page
     void ps_showMainPage();