/* Destructor */
sentry::Sentry::~Sentry() throw(){
/* Execute the pre-shutdown actions */
IHookPoint* pre_shutdown = findHookPoint("core.pre_shutdown");
if( ! pre_shutdown ){
Logger::log("Could not find hookpoint core.pre_shutdown", Logger::LOG_ERROR);
}else{
_executeCommandsIn(pre_shutdown);
delete pre_shutdown;
}
/* Unload the plug-ins */
for(map<string, IPlugin*>::iterator it = _plugins.begin(); it != _plugins.end(); it++){
IPlugin* plugin = it->second;
Logger::log("Unloading " + plugin->getName(), Logger::LOG_INFO);
delete plugin;
}
delete _config;
/* elete the hookpoints */
for(map<string, IHookPoint*>::iterator it = _hookpoints.begin(); it != _hookpoints.end(); it++){
IHookPoint* hookpoint = it->second;
delete hookpoint;
}
}
void sentry::Sentry::loadPlugins(){
string plugindir(_config->getValue("application", "plugindir"));
if(plugindir.empty()){
Logger::log("Plugin directory not in config.", Logger::LOG_FATAL);
exit(Sentry::EXIT_NO_PLUGIN_DIR);
}else{
plugindir += "/";
}
vector<string> files = _getPluginLibNames(plugindir);
/**
* Load the plug-ins
*/
for(unsigned int i = 0; i < files.size(); i++){
try{
string pluginfile = files.at(i);
IPlugin* plugin = PluginLoader::loadPlugin(pluginfile, this);
if(plugin != 0){
_plugins[plugin->getName()] = plugin;
_pluginpathmap[plugin->getName()] = pluginfile;
vector<IHookPoint*> hookpoints = plugin->getProvidingHookPoints();
for(int h = 0; h < hookpoints.size(); h++){
IHookPoint* hookpoint = hookpoints.at(h);
if( findHookPoint(hookpoint->getName()) == 0 ){
_hookpoints[hookpoint->getName()] = hookpoint;
}else{
Logger::log("Ignoring already available hookpoint " + hookpoint->getName(), Logger::LOG_WARNING);
}
}
}
}
catch(NoSuchLibraryException& nsle){
Logger::log(nsle.what(), Logger::LOG_ERROR);
}
catch(NoSuchSymbolException& nsse){
Logger::log(nsse.what(), Logger::LOG_ERROR);
}
}
this->_activatePlugins();
}
void sentry::Sentry::_activatePlugins(){
// activate all the plug-ins
for(map<string, IPlugin*>::iterator it = _plugins.begin(); it != _plugins.end(); it++){
IPlugin* plugin = it->second;
if( ! plugin->activate()){
Logger::log("Could not activate plug-in " + plugin->getName(), Logger::LOG_WARNING);
}
}
IHookPoint* post_load_plugins = findHookPoint("core.post_load_plugins");
if(post_load_plugins == 0){
Logger::log("Could not find hookpoint core.post_load_plugins", Logger::LOG_ERROR);
}else{
_executeCommandsIn(post_load_plugins);
}
while(this->_haveActivePlugins()){
usleep(100000);
}
Logger::log("No more active plug-ins, shutting down.", Logger::LOG_INFO);
}
