Merge upstream updates into blockchain branch

1 files changed, 92 insertions, 250 deletions

diff --git a/src/daemon/daemon.cpp b/src/daemon/daemon.cpp
index 9f2ae3167..728b239a0 100644
--- a/src/daemon/daemon.cpp
+++ b/src/daemon/daemon.cpp
@@ -1,21 +1,21 @@
-// Copyright (c) 2014-2015, The Monero Project
-// 
+// Copyright (c) 2014, The Monero Project
+//
 // All rights reserved.
-// 
+//
 // Redistribution and use in source and binary forms, with or without modification, are
 // permitted provided that the following conditions are met:
-// 
+//
 // 1. Redistributions of source code must retain the above copyright notice, this list of
 //    conditions and the following disclaimer.
-// 
+//
 // 2. Redistributions in binary form must reproduce the above copyright notice, this list
 //    of conditions and the following disclaimer in the documentation and/or other
 //    materials provided with the distribution.
-// 
+//
 // 3. Neither the name of the copyright holder nor the names of its contributors may be
 //    used to endorse or promote products derived from this software without specific
 //    prior written permission.
-// 
+//
 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
@@ -25,278 +25,120 @@
 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 // STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 // THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-// 
+//
 // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
 
-// node.cpp : Defines the entry point for the console application.
-// Does this file exist?
+#include "daemon/daemon.h"
 
-
-#include "include_base_utils.h"
+#include "common/util.h"
+#include "daemon/core.h"
+#include "daemon/p2p.h"
+#include "daemon/protocol.h"
+#include "daemon/rpc.h"
+#include "misc_log_ex.h"
 #include "version.h"
-
-using namespace epee;
-
 #include <boost/program_options.hpp>
+#include <functional>
+#include <memory>
+
+namespace daemonize {
+
+struct t_internals {
+private:
+  t_protocol protocol;
+public:
+  t_core core;
+  t_p2p p2p;
+  t_rpc rpc;
+
+  t_internals(
+      boost::program_options::variables_map const & vm
+    )
+    : core{vm}
+    , protocol{vm, core}
+    , p2p{vm, protocol}
+    , rpc{vm, core, p2p}
+  {
+    // Handle circular dependencies
+    protocol.set_p2p_endpoint(p2p.get());
+    core.set_protocol(protocol.get());
+  }
+};
 
-#include "crypto/hash.h"
-#include "console_handler.h"
-#include "p2p/net_node.h"
-#include "cryptonote_config.h"
-#include "cryptonote_core/checkpoints_create.h"
-#include "cryptonote_core/checkpoints.h"
-#include "cryptonote_core/cryptonote_core.h"
-#include "rpc/core_rpc_server.h"
-#include "cryptonote_protocol/cryptonote_protocol_handler.h"
-#include "daemon_commands_handler.h"
-#include "version.h"
-
-#if defined(WIN32)
-#include <crtdbg.h>
-#endif
-
-namespace po = boost::program_options;
-
-namespace
+void t_daemon::init_options(boost::program_options::options_description & option_spec)
 {
-  const command_line::arg_descriptor<std::string> arg_config_file = {"config-file", "Specify configuration file", std::string(CRYPTONOTE_NAME ".conf")};
-  const command_line::arg_descriptor<bool>        arg_os_version  = {"os-version", ""};
-  const command_line::arg_descriptor<std::string> arg_log_file    = {"log-file", "", ""};
-  const command_line::arg_descriptor<int>         arg_log_level   = {"log-level", "", LOG_LEVEL_0};
-  const command_line::arg_descriptor<bool>        arg_console     = {"no-console", "Disable daemon console commands"};
-  const command_line::arg_descriptor<bool>        arg_testnet_on  = {
-      "testnet"
-    , "Run on testnet. The wallet must be launched with --testnet flag."
-    , false
-    };
-  const command_line::arg_descriptor<bool>        arg_dns_checkpoints  = {"enforce-dns-checkpointing", "checkpoints from DNS server will be enforced", false};
+  t_core::init_options(option_spec);
+  t_p2p::init_options(option_spec);
+  t_rpc::init_options(option_spec);
 }
 
-bool command_line_preprocessor(const boost::program_options::variables_map& vm)
-{
-  bool exit = false;
-  if (command_line::get_arg(vm, command_line::arg_version))
-  {
-    std::cout << CRYPTONOTE_NAME  << " v" << MONERO_VERSION_FULL << ENDL;
-    exit = true;
-  }
-  if (command_line::get_arg(vm, arg_os_version))
-  {
-    std::cout << "OS: " << tools::get_os_version_string() << ENDL;
-    exit = true;
-  }
+t_daemon::t_daemon(
+    boost::program_options::variables_map const & vm
+  )
+  : mp_internals{new t_internals{vm}}
+{}
 
-  if (exit)
-  {
-    return true;
-  }
+t_daemon::~t_daemon() = default;
 
-  int new_log_level = command_line::get_arg(vm, arg_log_level);
-  if(new_log_level < LOG_LEVEL_MIN || new_log_level > LOG_LEVEL_MAX)
-  {
-    LOG_PRINT_L0("Wrong log level value: ");
-  }
-  else if (log_space::get_set_log_detalisation_level(false) != new_log_level)
+// MSVC is brain-dead and can't default this...
+t_daemon::t_daemon(t_daemon && other)
+{
+  if (this != &other)
   {
-    log_space::get_set_log_detalisation_level(true, new_log_level);
-    LOG_PRINT_L0("LOG_LEVEL set to " << new_log_level);
+    mp_internals = std::move(other.mp_internals);
+    other.mp_internals.reset(nullptr);
   }
-
-  return false;
 }
 
-int main(int argc, char* argv[])
+// or this
+t_daemon & t_daemon::operator=(t_daemon && other)
 {
-  
-  string_tools::set_module_name_and_folder(argv[0]);
-#ifdef WIN32
-  _CrtSetDbgFlag ( _CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF );
-#endif
-  log_space::get_set_log_detalisation_level(true, LOG_LEVEL_0);
-  log_space::log_singletone::add_logger(LOGGER_CONSOLE, NULL, NULL);
-  LOG_PRINT_L0("Starting...");
-
-  TRY_ENTRY();  
-
-  boost::filesystem::path default_data_path {tools::get_default_data_dir()};
-  boost::filesystem::path default_testnet_data_path {default_data_path / "testnet"};
-
-  po::options_description desc_cmd_only("Command line options");
-  po::options_description desc_cmd_sett("Command line options and settings options");
-
-  command_line::add_arg(desc_cmd_only, command_line::arg_help);
-  command_line::add_arg(desc_cmd_only, command_line::arg_version);
-  command_line::add_arg(desc_cmd_only, arg_os_version);
-  // tools::get_default_data_dir() can't be called during static initialization
-  command_line::add_arg(desc_cmd_only, command_line::arg_data_dir, default_data_path.string());
-  command_line::add_arg(desc_cmd_only, command_line::arg_testnet_data_dir, default_testnet_data_path.string());
-  command_line::add_arg(desc_cmd_only, arg_config_file);
-
-  command_line::add_arg(desc_cmd_sett, arg_log_file);
-  command_line::add_arg(desc_cmd_sett, arg_log_level);
-  command_line::add_arg(desc_cmd_sett, arg_console);
-  command_line::add_arg(desc_cmd_sett, arg_testnet_on);
-  command_line::add_arg(desc_cmd_sett, arg_dns_checkpoints);
-
-  cryptonote::core::init_options(desc_cmd_sett);
-  cryptonote::core_rpc_server::init_options(desc_cmd_sett);
-  nodetool::node_server<cryptonote::t_cryptonote_protocol_handler<cryptonote::core> >::init_options(desc_cmd_sett);
-  cryptonote::miner::init_options(desc_cmd_sett);
-
-  po::options_description desc_options("Allowed options");
-  desc_options.add(desc_cmd_only).add(desc_cmd_sett);
-
-  po::variables_map vm;
-  bool r = command_line::handle_error_helper(desc_options, [&]()
-  {
-    po::store(po::parse_command_line(argc, argv, desc_options), vm);
-    po::notify(vm);
-
-    return true;
-  });
-  if (!r)
-    return 1;
-
-  if (command_line::get_arg(vm, command_line::arg_help))
+  if (this != &other)
   {
-    std::cout << CRYPTONOTE_NAME << " v" << MONERO_VERSION_FULL << ENDL << ENDL;
-    std::cout << desc_options << std::endl;
-    return false;
+    mp_internals = std::move(other.mp_internals);
+    other.mp_internals.reset(nullptr);
   }
+  return *this;
+}
 
-  bool testnet_mode = command_line::get_arg(vm, arg_testnet_on);
-
-  auto data_dir_arg = testnet_mode ? command_line::arg_testnet_data_dir : command_line::arg_data_dir;
-
-  std::string data_dir = command_line::get_arg(vm, data_dir_arg);
-  tools::create_directories_if_necessary(data_dir);
-  std::string config = command_line::get_arg(vm, arg_config_file);
-
-  boost::filesystem::path data_dir_path(data_dir);
-  boost::filesystem::path config_path(config);
-  if (!config_path.has_parent_path())
+bool t_daemon::run()
+{
+  if (nullptr == mp_internals)
   {
-    config_path = data_dir_path / config_path;
+    throw std::runtime_error{"Can't run stopped daemon"};
   }
+  tools::signal_handler::install(std::bind(&daemonize::t_daemon::stop, this));
 
-  boost::system::error_code ec;
-  if (boost::filesystem::exists(config_path, ec))
+  try
   {
-    po::store(po::parse_config_file<char>(config_path.string<std::string>().c_str(), desc_cmd_sett), vm);
+    mp_internals->core.run();
+    mp_internals->rpc.run();
+    mp_internals->p2p.run();
+    mp_internals->rpc.stop();
+    LOG_PRINT("Node stopped.", LOG_LEVEL_0);
+    return true;
   }
-
-  //set up logging options
-  boost::filesystem::path log_file_path(command_line::get_arg(vm, arg_log_file));
-  if (log_file_path.empty())
-    log_file_path = log_space::log_singletone::get_default_log_file();
-  std::string log_dir;
-  log_dir = log_file_path.has_parent_path() ? log_file_path.parent_path().string() : log_space::log_singletone::get_default_log_folder();
-
-  log_space::log_singletone::add_logger(LOGGER_FILE, log_file_path.filename().string().c_str(), log_dir.c_str());
-  LOG_PRINT_L0(CRYPTONOTE_NAME << " v" << MONERO_VERSION_FULL);
-
-  if (command_line_preprocessor(vm))
+  catch (std::exception const & ex)
   {
-    return 0;
+    LOG_ERROR("Uncaught exception! " << ex.what());
+    return false;
   }
-
-  LOG_PRINT("Module folder: " << argv[0], LOG_LEVEL_0);
-
-  bool res = true;
-  cryptonote::checkpoints checkpoints;
-  res = cryptonote::create_checkpoints(checkpoints);
-  CHECK_AND_ASSERT_MES(res, 1, "Failed to initialize checkpoints");
-  boost::filesystem::path json(JSON_HASH_FILE_NAME);
-  boost::filesystem::path checkpoint_json_hashfile_fullpath = data_dir / json;
-
-  //create objects and link them
-  cryptonote::core ccore(NULL);
-
-  // tell core if we're enforcing dns checkpoints
-  bool enforce_dns = command_line::get_arg(vm, arg_dns_checkpoints);
-  ccore.set_enforce_dns_checkpoints(enforce_dns);
-
-  if (testnet_mode) {
-    LOG_PRINT_L0("Starting in testnet mode!");
-  } else {
-    ccore.set_checkpoints(std::move(checkpoints));
-    ccore.set_checkpoints_file_path(checkpoint_json_hashfile_fullpath.string());
+  catch (...)
+  {
+    LOG_ERROR("Uncaught exception!");
+    return false;
   }
+}
 
-  cryptonote::t_cryptonote_protocol_handler<cryptonote::core> cprotocol(ccore, NULL);
-  nodetool::node_server<cryptonote::t_cryptonote_protocol_handler<cryptonote::core> > p2psrv {
-      cprotocol
-    , testnet_mode ? std::move(config::testnet::NETWORK_ID) : std::move(config::NETWORK_ID)
-    };
-  cryptonote::core_rpc_server rpc_server {ccore, p2psrv, testnet_mode};
-  cprotocol.set_p2p_endpoint(&p2psrv);
-  ccore.set_cryptonote_protocol(&cprotocol);
-  daemon_cmmands_handler dch(p2psrv, testnet_mode);
-
-  //initialize objects
-  LOG_PRINT_L0("Initializing P2P server...");
-  res = p2psrv.init(vm, testnet_mode);
-  CHECK_AND_ASSERT_MES(res, 1, "Failed to initialize P2P server.");
-  LOG_PRINT_L0("P2P server initialized OK");
-
-  LOG_PRINT_L0("Initializing protocol...");
-  res = cprotocol.init(vm);
-  CHECK_AND_ASSERT_MES(res, 1, "Failed to initialize protocol.");
-  LOG_PRINT_L0("Protocol initialized OK");
-
-  LOG_PRINT_L0("Initializing core RPC server...");
-  res = rpc_server.init(vm);
-  CHECK_AND_ASSERT_MES(res, 1, "Failed to initialize core RPC server.");
-  LOG_PRINT_GREEN("Core RPC server initialized OK on port: " << rpc_server.get_binded_port(), LOG_LEVEL_0);
-
-  //initialize core here
-  LOG_PRINT_L0("Initializing core...");
-  res = ccore.init(vm, testnet_mode);
-  CHECK_AND_ASSERT_MES(res, 1, "Failed to initialize core");
-  LOG_PRINT_L0("Core initialized OK");
-  
-  // start components
-  if(!command_line::has_arg(vm, arg_console))
+void t_daemon::stop()
+{
+  if (nullptr == mp_internals)
   {
-    dch.start_handling();
+    throw std::runtime_error{"Can't stop stopped daemon"};
   }
-
-  LOG_PRINT_L0("Starting core RPC server...");
-  res = rpc_server.run(2, false);
-  CHECK_AND_ASSERT_MES(res, 1, "Failed to initialize core RPC server.");
-  LOG_PRINT_L0("Core RPC server started ok");
-
-  tools::signal_handler::install([&dch, &p2psrv] {
-    dch.stop_handling();
-    p2psrv.send_stop_signal();
-  });
-
-  LOG_PRINT_L0("Starting P2P net loop...");
-  p2psrv.run();
-  LOG_PRINT_L0("P2P net loop stopped");
-
-  //stop components
-  LOG_PRINT_L0("Stopping core rpc server...");
-  rpc_server.send_stop_signal();
-  rpc_server.timed_wait_server_stop(5000);
-
-  //deinitialize components
-  LOG_PRINT_L0("Deinitializing core...");
-  ccore.deinit();
-  LOG_PRINT_L0("Deinitializing RPC server ...");
-  rpc_server.deinit();
-  LOG_PRINT_L0("Deinitializing protocol...");
-  cprotocol.deinit();
-  LOG_PRINT_L0("Deinitializing P2P...");
-  p2psrv.deinit();
-
-
-  ccore.set_cryptonote_protocol(NULL);
-  cprotocol.set_p2p_endpoint(NULL);
-
-  LOG_PRINT("Node stopped.", LOG_LEVEL_0);
-  return 0;
-
-  CATCH_ENTRY_L0("main", 1);
+  mp_internals->p2p.stop();
+  mp_internals->rpc.stop();
+  mp_internals.reset(nullptr); // Ensure resources are cleaned up before we return
 }
 
+} // namespace daemonize