move --plugins from application to binary #1427

libraries/app/application.cpp

@@ -947,7 +947,6 @@ void application::set_program_options(boost::program_options::options_descriptio
          ("genesis-json", bpo::value<boost::filesystem::path>(), "File to read Genesis State from")
          ("dbg-init-key", bpo::value<string>(), "Block signing key to use for init witnesses, overrides genesis file")
          ("api-access", bpo::value<boost::filesystem::path>(), "JSON file specifying API permissions")
-         ("plugins", bpo::value<string>(), "Space-separated list of plugins to activate")
          ("io-threads", bpo::value<uint16_t>()->implicit_value(0), "Number of IO threads, default to 0 for auto-configuration")
          ("enable-subscribe-to-all", bpo::value<bool>()->implicit_value(true),
           "Whether allow API clients to subscribe to universal object creation and removal events")
@@ -1006,33 +1005,6 @@ void application::initialize(const fc::path& data_dir, const boost::program_opti
       const uint16_t num_threads = options["io-threads"].as<uint16_t>();
       fc::asio::default_io_service_scope::set_num_threads(num_threads);
    }
-
-   std::vector<string> wanted;
-   if( options.count("plugins") )
-   {
-      boost::split(wanted, options.at("plugins").as<std::string>(), [](char c){return c == ' ';});
-   }
-   else
-   {
-      wanted.push_back("witness");
-      wanted.push_back("account_history");
-      wanted.push_back("market_history");
-      wanted.push_back("grouped_orders");
-   }
-   int es_ah_conflict_counter = 0;
-   for (auto& it : wanted)
-   {
-      if(it == "account_history")
-         ++es_ah_conflict_counter;
-      if(it == "elasticsearch")
-         ++es_ah_conflict_counter;
-
-      if(es_ah_conflict_counter > 1) {
-         elog("Can't start program with elasticsearch and account_history plugin at the same time");
-         std::exit(EXIT_FAILURE);
-      }
-      if (!it.empty()) enable_plugin(it);
-   }
 }
 
 void application::startup()

libraries/app/include/graphene/app/application.hpp

@@ -48,18 +48,17 @@ namespace graphene { namespace app {
          application();
          ~application();
 
-         void set_program_options( boost::program_options::options_description& command_line_options,
-                                   boost::program_options::options_description& configuration_file_options )const;
-         void initialize(const fc::path& data_dir, const boost::program_options::variables_map&options);
-         void initialize_plugins( const boost::program_options::variables_map& options );
+         void set_program_options(boost::program_options::options_description& command_line_options,
+                                  boost::program_options::options_description& configuration_file_options)const;
+         void initialize(const fc::path& data_dir, const boost::program_options::variables_map& options);
+         void initialize_plugins(const boost::program_options::variables_map& options);
          void startup();
          void shutdown();
          void startup_plugins();
          void shutdown_plugins();
 
          template<typename PluginType>
-         std::shared_ptr<PluginType> register_plugin()
-         {
+         std::shared_ptr<PluginType> register_plugin(bool auto_load = false) {
             auto plug = std::make_shared<PluginType>();
             plug->plugin_set_app(this);
 
@@ -72,6 +71,10 @@ namespace graphene { namespace app {
                _cfg_options.add(plugin_cfg_options);
 
             add_available_plugin( plug );
+
+            if (auto_load)
+                enable_plugin(plug->plugin_name());
+
             return plug;
          }
          std::shared_ptr<abstract_plugin> get_plugin( const string& name )const;
@@ -98,8 +101,9 @@ namespace graphene { namespace app {
 
          const application_options& get_options();
 
-      private:
          void enable_plugin( const string& name );
+
+      private:
          void add_available_plugin( std::shared_ptr<abstract_plugin> p );
          std::shared_ptr<detail::application_impl> my;
 

programs/witness_node/main.cpp

@@ -40,6 +40,7 @@
 #include <boost/filesystem.hpp>
 #include <boost/property_tree/ptree.hpp>
 #include <boost/container/flat_set.hpp>
+#include <boost/algorithm/string.hpp>
 
 #include <graphene/utilities/git_revision.hpp>
 #include <boost/algorithm/string/replace.hpp>
@@ -64,9 +65,11 @@ int main(int argc, char** argv) {
       bpo::options_description cfg_options("Graphene Witness Node");
       app_options.add_options()
             ("help,h", "Print this help message and exit.")
-            ("data-dir,d", bpo::value<boost::filesystem::path>()->default_value("witness_node_data_dir"), "Directory containing databases, configuration file, etc.")
+            ("data-dir,d", bpo::value<boost::filesystem::path>()->default_value("witness_node_data_dir"),
+                    "Directory containing databases, configuration file, etc.")
             ("version,v", "Display version information")
-            ;
+            ("plugins", bpo::value<std::string>()->default_value("witness account_history market_history grouped_orders"),
+                    "Space-separated list of plugins to activate");
 
       bpo::variables_map options;
 
@@ -90,10 +93,24 @@ int main(int argc, char** argv) {
       }
       catch (const boost::program_options::error& e)
       {
-        std::cerr << "Error parsing command line: " << e.what() << "\n";
-        return 1;
+         std::cerr << "Error parsing command line: " << e.what() << "\n";
+         return 1;
       }
 
+      std::set<std::string> plugins;
+      boost::split(plugins, options.at("plugins").as<std::string>(), [](char c){return c == ' ';});
+
+      if(plugins.count("account_history") && plugins.count("elasticsearch")) {
+         std::cerr << "Plugin conflict: Cannot load both account_history plugin and elasticsearch plugin\n";
+         return 1;
+      }
+
+      std::for_each(plugins.begin(), plugins.end(), [node](const std::string& plug) mutable {
+         if (!plug.empty()) {
+            node->enable_plugin(plug);
+         }
+      });
+
       if( options.count("help") )
       {
          std::cout << app_options << "\n";

tests/cli/main.cpp

@@ -114,10 +114,10 @@ int get_available_port()
 std::shared_ptr<graphene::app::application> start_application(fc::temp_directory& app_dir, int& server_port_number) {
    std::shared_ptr<graphene::app::application> app1(new graphene::app::application{});
 
-   app1->register_plugin<graphene::account_history::account_history_plugin>();
-   app1->register_plugin< graphene::market_history::market_history_plugin >();
-   app1->register_plugin< graphene::witness_plugin::witness_plugin >();
-   app1->register_plugin< graphene::grouped_orders::grouped_orders_plugin>();
+   app1->register_plugin<graphene::account_history::account_history_plugin>(true);
+   app1->register_plugin< graphene::market_history::market_history_plugin >(true);
+   app1->register_plugin< graphene::witness_plugin::witness_plugin >(true);
+   app1->register_plugin< graphene::grouped_orders::grouped_orders_plugin>(true);
    app1->startup_plugins();
    boost::program_options::variables_map cfg;
 #ifdef _WIN32