#include "databasesink.h"
#include "abstractroutingengine.h"
+#include "listplusplus.h"
#include <json-glib/json-glib.h>
return new DatabaseSinkManager(routingengine, config);
}
-DatabaseSink::DatabaseSink(AbstractRoutingEngine *engine, map<std::string, std::string> config)
- :AbstractSource(engine,config)
+void * cbFunc(gpointer data)
{
- databaseName = "storage";
- tablename = "data";
- tablecreate = "CREATE TABLE IF NOT EXISTS data (key TEXT, value BLOB, source TEXT, time REAL, sequence REAL)";
- shared = new Shared;
- shared->db->init(databaseName, tablename, tablecreate);
+ Shared *shared = static_cast<Shared*>(data);
+
+ if(!shared)
+ {
+ throw std::runtime_error("Could not cast shared object.");
+ }
- auto cb = [](gpointer data)
+ while(1)
{
- Shared *shared = (Shared*)data;
+ DBObject* obj = shared->queue.pop();
- while(1)
+ if( obj->quit )
{
- DBObject* obj = shared->queue.pop();
+ delete obj;
+ break;
+ }
- if( obj->quit )
- {
- delete obj;
- break;
- }
+ DictionaryList<string> dict;
- DictionaryList<string> dict;
+ NameValuePair<string> one("key", obj->key);
+ NameValuePair<string> two("value", obj->value);
+ NameValuePair<string> three("source", obj->source);
+ NameValuePair<string> four("time", boost::lexical_cast<string>(obj->time));
+ NameValuePair<string> five("sequence", boost::lexical_cast<string>(obj->sequence));
- NameValuePair<string> one("key", obj->key);
- NameValuePair<string> two("value", obj->value);
- NameValuePair<string> three("source", obj->source);
- NameValuePair<string> four("time", boost::lexical_cast<string>(obj->time));
- NameValuePair<string> five("sequence", boost::lexical_cast<string>(obj->sequence));
+ dict.push_back(one);
+ dict.push_back(two);
+ dict.push_back(three);
+ dict.push_back(four);
+ dict.push_back(five);
- dict.push_back(one);
- dict.push_back(two);
- dict.push_back(three);
- dict.push_back(four);
- dict.push_back(five);
+ shared->db->insert(dict);
+ delete obj;
+ }
- shared->db->insert(dict);
- delete obj;
- }
+ return NULL;
+}
+
+int getNextEvent(gpointer data)
+{
+ PlaybackShared* pbshared = static_cast<PlaybackShared*>(data);
- void* ret = NULL;
- return ret;
- };
+ if(!pbshared)
+ throw std::runtime_error("failed to cast PlaybackShared object");
- thread = g_thread_new("dbthread", cb, shared);
+ auto itr = pbshared->playbackQueue.begin();
+
+ if(itr == pbshared->playbackQueue.end())
+ {
+ return 0;
+ }
+
+ DBObject* obj = *itr;
+
+ AbstractPropertyType* value = VehicleProperty::getPropertyTypeForPropertyNameValue(obj->key,obj->value);
+
+ if(value)
+ {
+ pbshared->routingEngine->updateProperty(obj->key, value, pbshared->uuid);
+ }
+
+ if(++itr != pbshared->playbackQueue.end())
+ {
+ DBObject *o2 = *itr;
+ double t = o2->time - obj->time;
+
+ if(t > 0)
+ g_timeout_add(t*1000, getNextEvent, pbshared);
+ else
+ g_timeout_add(t, getNextEvent, pbshared);
+ }
+
+ pbshared->playbackQueue.remove(obj);
+ delete obj;
+
+ return 0;
+}
+
+DatabaseSink::DatabaseSink(AbstractRoutingEngine *engine, map<std::string, std::string> config)
+ :AbstractSource(engine,config),thread(NULL),shared(NULL),playback(false),playbackShared(NULL)
+{
+ databaseName = "storage";
+ tablename = "data";
+ tablecreate = "CREATE TABLE IF NOT EXISTS data (key TEXT, value BLOB, source TEXT, time REAL, sequence REAL)";
+
+ //startDb();
+
+ if(config.find("startOnLoad")!= config.end())
+ {
+ startDb();
+ }
parseConfig();
engine->subscribeToProperty(*itr,this);
}
+ mSupported.push_back(DatabaseFileProperty);
+ mSupported.push_back(DatabaseLoggingProperty);
+ mSupported.push_back(DatabasePlaybackProperty);
+
+ routingEngine->setSupported(mSupported,this);
+
}
DatabaseSink::~DatabaseSink()
{
- DBObject* obj = new DBObject();
- obj->quit = true;
-
- shared->queue.append(obj);
+ if(shared)
+ {
+ DBObject* obj = new DBObject();
+ obj->quit = true;
- g_thread_join(thread);
+ shared->queue.append(obj);
- delete shared;
+ g_thread_join(thread);
+ g_thread_unref(thread);
+ delete shared;
+ }
}
PropertyList DatabaseSink::supported()
{
- PropertyList props;
-
- props.push_back(VehicleProperty::EngineSpeed);
- props.push_back(VehicleProperty::VehicleSpeed);
- props.push_back(DatabaseLoggingProperty);
-
- return props;
+ return mSupported;
}
void DatabaseSink::parseConfig()
g_object_unref(parser);
}
+void DatabaseSink::stopDb()
+{
+ if(!shared)
+ return;
+
+ DBObject *obj = new DBObject();
+ obj->quit = true;
+ shared->queue.append(obj);
+
+ g_thread_join(thread);
+ g_thread_unref(thread);
+
+ delete shared;
+ shared = NULL;
+}
+
+void DatabaseSink::startDb()
+{
+ if(playback)
+ {
+ DebugOut(0)<<"ERROR: tried to start logging during playback. Only logging or playback can be used at one time"<<endl;
+ return;
+ }
+
+ if(shared)
+ {
+ DebugOut(0)<<"WARNING: logging already started. doing nothing."<<endl;
+ return;
+ }
+
+ initDb();
+
+// thread = g_thread_new("dbthread", cbFunc, shared);
+}
+
+void DatabaseSink::startPlayback()
+{
+ if(playback)
+ return;
+
+ playback = true;
+
+ initDb();
+
+ /// get supported:
+
+ vector<vector<string> > supportedStr = shared->db->select("SELECT DISTINCT key FROM "+tablename);
+
+ for(int i=0; i < supportedStr.size(); i++)
+ {
+ if(!ListPlusPlus<VehicleProperty::Property>(&mSupported).contains(supportedStr[i][0]))
+ mSupported.push_back(supportedStr[i][0]);
+ }
+
+ routingEngine->setSupported(supported(), this);
+
+ /// populate playback queue:
+
+ vector<vector<string> > results = shared->db->select("SELECT * FROM "+tablename);
+
+ if(playbackShared)
+ {
+ delete playbackShared;
+ }
+
+ playbackShared = new PlaybackShared(routingEngine,uuid());
+
+ for(int i=0;i<results.size();i++)
+ {
+ if(results[i].size() < 5)
+ {
+ throw std::runtime_error("column mismatch in query");
+ }
+
+ DBObject* obj = new DBObject();
+
+ obj->key = results[i][0];
+ obj->value = results[i][1];
+ obj->source = results[i][2];
+ obj->time = boost::lexical_cast<double>(results[i][3]);
+ obj->sequence = boost::lexical_cast<uint16_t>(results[i][4]);
+
+ playbackShared->playbackQueue.push_back(obj);
+ }
+}
+
+void DatabaseSink::initDb()
+{
+ if(shared) delete shared;
+
+ shared = new Shared;
+ shared->db->init(databaseName, tablename, tablecreate);
+}
+
void DatabaseSink::propertyChanged(VehicleProperty::Property property, AbstractPropertyType *value, std::string uuid)
{
+ if(!shared)
+ return;
+
DBObject* obj = new DBObject;
obj->key = property;
obj->value = value->toString();
void DatabaseSink::getPropertyAsync(AsyncPropertyReply *reply)
{
+ reply->success = false;
+
+ if(reply->property == DatabaseFileProperty)
+ {
+ StringPropertyType temp(databaseName);
+ reply->value = &temp;
+
+ reply->success = true;
+ reply->completed(reply);
+
+ return;
+ }
+ else if(reply->property == DatabaseLoggingProperty)
+ {
+ BasicPropertyType<bool> temp = shared;
+ reply->value = &temp;
+ reply->success = true;
+ reply->completed(reply);
+
+ return;
+ }
+
+ else if(reply->property == DatabasePlaybackProperty)
+ {
+ BasicPropertyType<bool> temp = playback;
+ reply->value = &temp;
+ reply->success = true;
+ reply->completed(reply);
+
+ return;
+ }
+
+ reply->completed(reply);
}
void DatabaseSink::getRangePropertyAsync(AsyncRangePropertyReply *reply)
if(request.value->value<bool>())
{
///TODO: start or stop logging thread
+ startDb();
+ reply->success = true;
}
+ else
+ {
+ stopDb();
+ reply->success = true;
+ }
+ }
+
+ else if(request.property == DatabaseFileProperty)
+ {
+ std::string fname = request.value->toString();
+
+ databaseName = fname;
+
+ StringPropertyType temp(databaseName);
+
+ routingEngine->updateProperty(DatabaseFileProperty,&temp,uuid());
+
+ reply->success = true;
+ }
+ else if( request.property == DatabasePlaybackProperty)
+ {
+ if(request.value->value<bool>())
+ {
+ startPlayback();
+ }
+ else
+ {
+ /// TODO: stop playback
+ }
+
+ reply->success = true;
}
return reply;
#include <glib.h>
+#include <functional>
+
#define DatabaseLoggingProperty "DatabaseLogging"
+#define DatabasePlaybackProperty "DatabasePlayback"
+#define DatabaseFileProperty "DatabaseFile"
template <typename T>
class Queue
public:
Queue()
{
- mutex = g_mutex_new();
+ g_mutex_init(&mutex);
+ g_cond_init(&cond);
}
int count()
{
- g_mutex_lock(mutex);
+ g_mutex_lock(&mutex);
int ret = mQueue.count();
- g_mutex_unlock(mutex);
+ g_mutex_unlock(&mutex);
return ret;
}
T pop()
{
- g_mutex_lock(mutex);
+ g_mutex_lock(&mutex);
while(!mQueue.size())
{
- g_cond_wait(&cond, mutex);
+ g_cond_wait(&cond, &mutex);
}
auto itr = mQueue.begin();
mQueue.erase(itr);
- g_mutex_unlock(mutex);
+ g_mutex_unlock(&mutex);
return item;
}
void append(T item)
{
- g_mutex_lock(mutex);
+ g_mutex_lock(&mutex);
g_cond_signal(&cond);
mQueue.push_back(item);
- g_mutex_unlock(mutex);
+ g_mutex_unlock(&mutex);
}
private:
- GMutex * mutex;
+ GMutex mutex;
GCond cond;
std::vector<T> mQueue;
};
Queue<DBObject*> queue;
};
+class PlaybackShared
+{
+public:
+ PlaybackShared(AbstractRoutingEngine* re, std::string u)
+ :routingEngine(re),uuid(u) {}
+ ~PlaybackShared()
+ {
+ for(auto itr = playbackQueue.begin(); itr != playbackQueue.end(); itr++)
+ {
+ DBObject* obj = *itr;
+
+ delete obj;
+ }
+
+ playbackQueue.clear();
+ }
+
+ AbstractRoutingEngine* routingEngine;
+ std::list<DBObject*> playbackQueue;
+ std::string uuid;
+};
+
class DatabaseSink : public AbstractSource
{
virtual void subscribeToPropertyChanges(VehicleProperty::Property property);
virtual void unsubscribeToPropertyChanges(VehicleProperty::Property property);
virtual PropertyList supported();
- int supportedOperations() { return GetRanged; }
+ int supportedOperations() { return GetRanged | Get | Set;}
private: //methods:
void parseConfig();
+ void stopDb();
+ void startDb();
+ void startPlayback();
+ void initDb();
private:
PropertyList mSubscriptions;
std::string tablename;
std::string tablecreate;
std::list<VehicleProperty::Property> propertiesToSubscribeTo;
+ PropertyList mSupported;
+ bool playback;
+ PlaybackShared* playbackShared;
};
class DatabaseSinkManager: public AbstractSinkManager
{
new DatabaseSink(routingEngine, config);
VehicleProperty::registerProperty(DatabaseLoggingProperty, [](){return new BasicPropertyType<bool>(false);});
+ VehicleProperty::registerProperty(DatabasePlaybackProperty, [](){return new BasicPropertyType<bool>(false);});
+VehicleProperty::registerProperty(DatabaseFileProperty, [](){return new StringPropertyType("out.ogg");});
}
};