Added the SDRdaemon server executable

CMakeLists.txt

@@ -327,6 +327,31 @@ target_link_libraries(sdrangelbench
 target_compile_features(sdrangelbench PRIVATE cxx_generalized_initializers) # cmake >= 3.1.0
 target_link_libraries(sdrangelbench Qt5::Multimedia)
 
+##############################################################################
+# SDRdaemon application
+
+set(sdrdaemonsrv_SOURCES
+    appdaemon/main.cpp
+)
+
+add_executable(sdrdaemonsrv
+    ${sdrdaemonsrv_SOURCES}
+)
+
+target_include_directories(sdrdaemonsrv
+    PUBLIC ${CMAKE_SOURCE_DIR}/sdrdaemon
+)
+
+target_link_libraries(sdrdaemonsrv
+    sdrdaemon
+    sdrbase
+    logging
+    ${QT_LIBRARIES}
+)
+
+target_compile_features(sdrdaemonsrv PRIVATE cxx_generalized_initializers) # cmake >= 3.1.0
+target_link_libraries(sdrdaemonsrv Qt5::Multimedia)
+
 ##############################################################################
 
 if (BUILD_DEBIAN)
@@ -360,6 +385,7 @@ endif(LIBUSB_FOUND AND UNIX)
 install(TARGETS sdrangel DESTINATION bin)
 install(TARGETS sdrangelsrv DESTINATION bin)
 install(TARGETS sdrangelbench DESTINATION bin)
+install(TARGETS sdrdaemonsrv DESTINATION bin)
 #install(TARGETS sdrbase DESTINATION lib)
 
 #install files and directories

appdaemon/main.cpp

@@ -0,0 +1,115 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2018 Edouard Griffiths, F4EXB.                                  //
+//                                                                               //
+// SDRdaemon instance                                                            //
+//                                                                               //
+// SDRdaemon is a detached SDR front end that handles the interface with a       //
+// physical device and sends or receives the I/Q samples stream to or from a     //
+// SDRangel instance via UDP. It is controlled via a Web REST API.               //
+//                                                                               //
+// This program is free software; you can redistribute it and/or modify          //
+// it under the terms of the GNU General Public License as published by          //
+// the Free Software Foundation as version 3 of the License, or                  //
+//                                                                               //
+// This program is distributed in the hope that it will be useful,               //
+// but WITHOUT ANY WARRANTY; without even the implied warranty of                //
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the                  //
+// GNU General Public License V3 for more details.                               //
+//                                                                               //
+// You should have received a copy of the GNU General Public License             //
+// along with this program. If not, see <http://www.gnu.org/licenses/>.          //
+///////////////////////////////////////////////////////////////////////////////////
+
+#include <QCoreApplication>
+#include <QSysInfo>
+
+#include <signal.h>
+#include <unistd.h>
+#include <vector>
+
+#include "mainparser.h"
+#include "loggerwithfile.h"
+#include "sdrdaemonmain.h"
+#include "dsp/dsptypes.h"
+
+void handler(int sig) {
+    fprintf(stderr, "quit the application by signal(%d).\n", sig);
+    QCoreApplication::quit();
+}
+
+void catchUnixSignals(const std::vector<int>& quitSignals) {
+    sigset_t blocking_mask;
+    sigemptyset(&blocking_mask);
+
+    for (std::vector<int>::const_iterator it = quitSignals.begin(); it != quitSignals.end(); ++it) {
+        sigaddset(&blocking_mask, *it);
+    }
+
+    struct sigaction sa;
+    sa.sa_handler = handler;
+    sa.sa_mask    = blocking_mask;
+    sa.sa_flags   = 0;
+
+    for (std::vector<int>::const_iterator it = quitSignals.begin(); it != quitSignals.end(); ++it) {
+        sigaction(*it, &sa, 0);
+    }
+}
+
+static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *logger)
+{
+    QCoreApplication a(argc, argv);
+
+    QCoreApplication::setOrganizationName("f4exb");
+    QCoreApplication::setApplicationName("SDRdaemonSrv");
+    QCoreApplication::setApplicationVersion("4.1.0");
+
+    int catchSignals[] = {SIGQUIT, SIGINT, SIGTERM, SIGHUP};
+    std::vector<int> vsig(catchSignals, catchSignals + sizeof(catchSignals) / sizeof(int));
+    catchUnixSignals(vsig);
+
+    MainParser parser;
+    parser.parse(a);
+
+#if QT_VERSION >= 0x050400
+    qInfo("%s %s Qt %s %db %s %s DSP Rx:%db Tx:%db PID %lld",
+            qPrintable(QCoreApplication::applicationName()),
+            qPrintable(QCoreApplication::applicationVersion()),
+            qPrintable(QString(QT_VERSION_STR)),
+            QT_POINTER_SIZE*8,
+            qPrintable(QSysInfo::currentCpuArchitecture()),
+            qPrintable(QSysInfo::prettyProductName()),
+            SDR_RX_SAMP_SZ,
+            SDR_TX_SAMP_SZ,
+            QCoreApplication::applicationPid());
+#else
+    qInfo("%s %s Qt %s %db DSP Rx:%db Tx:%db PID %lld",
+            qPrintable(QCoreApplication::applicationName()),
+            qPrintable((QCoreApplication::>applicationVersion()),
+            qPrintable(QString(QT_VERSION_STR)),
+            QT_POINTER_SIZE*8,
+            SDR_RX_SAMP_SZ,
+            SDR_TX_SAMP_SZ,
+            QCoreApplication::applicationPid());
+#endif
+
+    SDRDaemonMain m(logger, parser, &a);
+
+    // This will cause the application to exit when SDRdaemon is finished
+    QObject::connect(&m, SIGNAL(finished()), &a, SLOT(quit()));
+
+    return a.exec();
+}
+
+int main(int argc, char* argv[])
+{
+    qtwebapp::LoggerWithFile *logger = new qtwebapp::LoggerWithFile(qApp);
+    logger->installMsgHandler();
+    int res = runQtApplication(argc, argv, logger);
+    qWarning("SDRdaemon quit.");
+    return res;
+}
+
+
+
+
+

sdrbase/plugin/pluginmanager.cpp

@@ -54,6 +54,12 @@ PluginManager::~PluginManager()
 }
 
 void PluginManager::loadPlugins(const QString& pluginsSubDir)
+{
+    loadPluginsPart(pluginsSubDir);
+    loadPluginsFinal();
+}
+
+void PluginManager::loadPluginsPart(const QString& pluginsSubDir)
 {
     QString applicationDirPath = QCoreApplication::instance()->applicationDirPath();
     QString applicationLibPath = applicationDirPath + "/../lib/" + pluginsSubDir;
@@ -65,7 +71,10 @@ void PluginManager::loadPlugins(const QString& pluginsSubDir)
 
     loadPluginsDir(pluginsLibDir);
     loadPluginsDir(pluginsBuildDir);
+}
 
+void PluginManager::loadPluginsFinal()
+{
     qSort(m_plugins);
 
     for (Plugins::const_iterator it = m_plugins.begin(); it != m_plugins.end(); ++it)

sdrbase/plugin/pluginmanager.h

@@ -43,6 +43,8 @@ public:
 
 	PluginAPI *getPluginAPI() { return &m_pluginAPI; }
 	void loadPlugins(const QString& pluginsSubDir);
+	void loadPluginsPart(const QString& pluginsSubDir);
+	void loadPluginsFinal();
 	const Plugins& getPlugins() const { return m_plugins; }
 
 	// Callbacks from the plugins

sdrdaemon/sdrdaemonmain.cpp

@@ -24,6 +24,7 @@
 #include <QResource>
 #include <unistd.h>
 
+#include "mainparser.h"
 #include "dsp/dspengine.h"
 #include "dsp/dspdevicesourceengine.h"
 #include "plugin/pluginmanager.h"
@@ -44,12 +45,14 @@ SDRDaemonMain::SDRDaemonMain(qtwebapp::LoggerWithFile *logger, const MainParser&
     m_dspEngine(DSPEngine::instance()),
     m_lastEngineState(DSPDeviceSourceEngine::StNotStarted)
 {
-    qDebug() << "SDRdaemon::SDRdaemon: start";
+    qDebug() << "SDRDaemonMain::SDRDaemonMain: start";
 
     m_instance = this;
 
     m_pluginManager = new PluginManager(this);
-    m_pluginManager->loadPlugins(QString("pluginssrv"));
+    m_pluginManager->loadPluginsPart(QString("pluginssrv/samplesink"));
+    m_pluginManager->loadPluginsPart(QString("pluginssrv/samplesource"));
+    m_pluginManager->loadPluginsFinal();
 
     connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleMessages()), Qt::QueuedConnection);
     m_masterTimer.start(50);
@@ -59,9 +62,9 @@ SDRDaemonMain::SDRDaemonMain(qtwebapp::LoggerWithFile *logger, const MainParser&
     QString applicationDirPath = QCoreApplication::instance()->applicationDirPath();
 
     if (QResource::registerResource(applicationDirPath + "/sdrbase.rcc")) {
-        qDebug("MainCore::MainCore: registered resource file %s/%s", qPrintable(applicationDirPath), "sdrbase.rcc");
+        qDebug("SDRDaemonMain::SDRDaemonMain: registered resource file %s/%s", qPrintable(applicationDirPath), "sdrbase.rcc");
     } else {
-        qWarning("MainCore::MainCore: could not register resource file %s/%s", qPrintable(applicationDirPath), "sdrbase.rcc");
+        qWarning("SDRDaemonMain::SDRDaemonMain: could not register resource file %s/%s", qPrintable(applicationDirPath), "sdrbase.rcc");
     }
 
     m_apiAdapter = new WebAPIAdapterDaemon(*this);
@@ -70,7 +73,7 @@ SDRDaemonMain::SDRDaemonMain(qtwebapp::LoggerWithFile *logger, const MainParser&
     m_apiServer = new SDRDaemon::WebAPIServer(parser.getServerAddress(), parser.getServerPort(), m_requestMapper);
     m_apiServer->start();
 
-    qDebug() << "SDRdaemon::SDRdaemon: end";
+    qDebug() << "SDRDaemonMain::SDRDaemonMain: end";
 }
 
 SDRDaemonMain::~SDRDaemonMain()
@@ -83,13 +86,13 @@ SDRDaemonMain::~SDRDaemonMain()
 
     delete m_pluginManager;
 
-    qDebug() << "SDRdaemon::~SDRdaemon: end";
+    qDebug() << "SDRDaemonMain::~SDRdaemon: end";
     delete m_logger;
 }
 
 void SDRDaemonMain::loadSettings()
 {
-    qDebug() << "SDRdaemon::loadSettings";
+    qDebug() << "SDRDaemonMain::loadSettings";
 
     m_settings.load();
     setLoggingOptions();
@@ -155,7 +158,7 @@ void SDRDaemonMain::handleMessages()
 
     while ((message = m_inputMessageQueue.pop()) != 0)
     {
-        qDebug("SDRdaemon::handleMessages: message: %s", message->getIdentifier());
+        qDebug("SDRDaemonMain::handleMessages: message: %s", message->getIdentifier());
         handleMessage(*message);
         delete message;
     }

sdrdaemon/sdrdaemonmain.h

@@ -26,7 +26,6 @@
 #include <QObject>
 #include <QTimer>
 
-#include "mainparser.h"
 #include "sdrdaemonsettings.h"
 #include "util/messagequeue.h"
 
@@ -39,6 +38,7 @@ namespace qtwebapp {
     class LoggerWithFile;
 }
 
+class MainParser;
 class DSPEngine;
 class PluginManager;
 class Message;
@@ -51,6 +51,9 @@ public:
     ~SDRDaemonMain();
     static SDRDaemonMain *getInstance() { return m_instance; } // Main Core is de facto a singleton so this just returns its reference
 
+signals:
+    void finished();
+
 private:
     static SDRDaemonMain *m_instance;
     qtwebapp::LoggerWithFile *m_logger;

sdrdaemon/webapi/webapirequestmapper.cpp

@@ -81,7 +81,7 @@ void WebAPIRequestMapper::service(qtwebapp::HttpRequest& request, qtwebapp::Http
             return;
         }
 
-        if (path.startsWith("/sdrangel"))
+        if (path.startsWith("/sdrangel") && (path != "/sdrangel_logo.png"))
         {
             SWGSDRangel::SWGErrorResponse errorResponse;
             response.setStatus(501,"Not implemented");