main.cpp

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#include <appbase/application.hpp>
#include <iostream>
#include <boost/exception/diagnostic_information.hpp>
 
struct database { };
 
namespace bpo = boost::program_options;
 
using bpo::options_description;
using bpo::variables_map;
using std::string;
using std::vector;
 
class chain_plugin : public appbase::plugin<chain_plugin>
{
   public:
     APPBASE_PLUGIN_REQUIRES();
 
     virtual void set_program_options( options_description& cli, options_description& cfg ) override
     {
         cfg.add_options()
               ("readonly", "open the database in read only mode")
               ("dbsize", bpo::value<uint64_t>()->default_value( 8*1024 ), "Minimum size MB of database shared memory file")
               ;
         cli.add_options()
               ("replay", "clear chain database and replay all blocks" )
               ("reset", "clear chain database and block log" )
               ;
     }
 
     void plugin_initialize( const variables_map& options ) { std::cout << "initialize chain plugin\n"; }
     void plugin_startup()  { std::cout << "starting chain plugin \n"; }
     void plugin_shutdown() { std::cout << "shutdown chain plugin \n"; }
 
     database& db() { return _db; }
 
   private:
     database _db;
};
 
class net_plugin : public appbase::plugin<net_plugin>
{
   public:
     net_plugin(){};
     ~net_plugin(){};
 
     APPBASE_PLUGIN_REQUIRES( (chain_plugin) );
 
     virtual void set_program_options( options_description& cli, options_description& cfg ) override
     {
        cfg.add_options()
              ("listen-endpoint", bpo::value<string>()->default_value( "127.0.0.1:9876" ), "The local IP address and port to listen for incoming connections.")
              ("remote-endpoint", bpo::value< vector<string> >()->composing(), "The IP address and port of a remote peer to sync with.")
              ("public-endpoint", bpo::value<string>()->default_value( "0.0.0.0:9876" ), "The public IP address and port that should be advertized to peers.")
              ;
     }
 
     void plugin_initialize( const variables_map& options ) { std::cout << "initialize net plugin\n"; }
     void plugin_startup()  { std::cout << "starting net plugin \n"; }
     void plugin_shutdown() { std::cout << "shutdown net plugin \n"; }
 
};
 
 
 
int main( int argc, char** argv ) {
   try {
      appbase::app().register_plugin<net_plugin>();
      if( !appbase::app().initialize( argc, argv ) )
         return -1;
      appbase::app().startup();
      appbase::app().exec();
   } catch ( const boost::exception& e ) {
      std::cerr << boost::diagnostic_information(e) << "\n";
   } catch ( const std::exception& e ) {
      std::cerr << e.what() << "\n";
   } catch ( ... ) {
      std::cerr << "unknown exception\n";
   }
   std::cout << "exited cleanly\n";
   return 0;
}