colosseum-near-rt-ric/setup/xapp-sm-connector/src/hw_xapp_main.cc
2024-03-22 15:56:23 +01:00

101 lines
2.9 KiB
C++

/*
==================================================================================
Copyright (c) 2019-2020 AT&T Intellectual Property.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==================================================================================
*/
/*
* hw_xapp_main.cc
* Created on: Dec, 2019
* Author: Shraboni Jana
*/
#include "xapp.hpp"
#include <thread>
void signalHandler( int signum ) {
cout << "Interrupt signal (" << signum << ") received.\n";
exit(signum);
}
int main(int argc, char *argv[]){
std::cout << "hw_xapp_main Running";
// Get the thread id
std::thread::id my_id = std::this_thread::get_id();
std::stringstream thread_id;
std::stringstream ss;
thread_id << my_id;
mdclog_write(MDCLOG_INFO, "Starting thread %s", thread_id.str().c_str());
//get configuration
XappSettings config;
//change the priority depending upon application requirement
config.loadDefaultSettings();
config.loadEnvVarSettings();
config.loadCmdlineSettings(argc, argv);
//Register signal handler to stop
signal(SIGINT, signalHandler);
signal(SIGTERM, signalHandler);
//getting the listening port and xapp name info
std::string port = config[XappSettings::SettingName::HW_PORT];
std::string name = config[XappSettings::SettingName::XAPP_NAME];
//initialize rmr
std::unique_ptr<XappRmr> rmr = std::make_unique<XappRmr>(port);
rmr->xapp_rmr_init(true);
//Create Subscription Handler if Xapp deals with Subscription.
std::unique_ptr<SubscriptionHandler> sub_handler = std::make_unique<SubscriptionHandler>();
//create HelloWorld Xapp Instance.
std::unique_ptr<Xapp> hw_xapp;
hw_xapp = std::make_unique<Xapp>(std::ref(config),std::ref(*rmr));
mdclog_write(MDCLOG_INFO, "Created Hello World Xapp Instance");
sleep(1);
//Startup E2 subscription and A1 policy
std::cout << "Startup E2 subscription and A1 policy";
hw_xapp->startup(std::ref(*sub_handler));
//start listener threads and register message handlers.
int num_threads = std::stoi(config[XappSettings::SettingName::THREADS]);
mdclog_write(MDCLOG_INFO, "Starting Listener Threads. Number of Workers = %d", num_threads);
std::unique_ptr<XappMsgHandler> mp_handler = std::make_unique<XappMsgHandler>(config[XappSettings::SettingName::XAPP_ID], std::ref(*sub_handler));
hw_xapp->start_xapp_receiver(std::ref(*mp_handler));
sleep(1);
hw_xapp->startup(std::ref(*sub_handler));
//xapp->shutdown();
while(1){
sleep(1);
}
return 0;
}