src/servermain.cpp

   1 /*
   2 Minetest-m13
   3 Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20 /*
  21 =============================== NOTES ==============================
  22
  23
  24 */
  25
  26 #ifndef SERVER
  27         #ifdef _WIN32
  28                 #pragma error ("For a server build, SERVER must be defined globally")
  29         #else
  30                 #error "For a server build, SERVER must be defined globally"
  31         #endif
  32 #endif
  33
  34 #ifdef NDEBUG
  35         #ifdef _WIN32
  36                 #pragma message ("Disabling unit tests")
  37         #else
  38                 #warning "Disabling unit tests"
  39         #endif
  40         // Disable unit tests
  41         #define ENABLE_TESTS 0
  42 #else
  43         // Enable unit tests
  44         #define ENABLE_TESTS 1
  45 #endif
  46
  47 #ifdef _MSC_VER
  48 #pragma comment(lib, "jthread.lib")
  49 #pragma comment(lib, "zlibwapi.lib")
  50 #endif
  51
  52 #include <iostream>
  53 #include <fstream>
  54 #include <time.h>
  55 #include <jmutexautolock.h>
  56 #include <locale.h>
  57 #include "common_irrlicht.h"
  58 #include "debug.h"
  59 #include "map.h"
  60 #include "player.h"
  61 #include "main.h"
  62 #include "test.h"
  63 #include "environment.h"
  64 #include "server.h"
  65 #include "serialization.h"
  66 #include "constants.h"
  67 #include "strfnd.h"
  68 #include "porting.h"
  69 #include "materials.h"
  70 #include "config.h"
  71 #include "filesys.h"
  72 #include "defaultsettings.h"
  73 #include "settings.h"
  74 #include "profiler.h"
  75 #include "log.h"
  76 #include "nodedef.h" // For init_contentfeatures
  77 #include "content_mapnode.h" // For content_mapnode_init
  78 #include "mods.h"
  79
  80 /*
  81         Settings.
  82         These are loaded from the config file.
  83 */
  84 Settings main_settings;
  85 Settings *g_settings = &main_settings;
  86
  87 // Global profiler
  88 Profiler main_profiler;
  89 Profiler *g_profiler = &main_profiler;
  90
  91 /*
  92         Debug streams
  93 */
  94
  95 // Connection
  96 std::ostream *dout_con_ptr = &dummyout;
  97 std::ostream *derr_con_ptr = &verbosestream;
  98
  99 // Server
 100 std::ostream *dout_server_ptr = &infostream;
 101 std::ostream *derr_server_ptr = &errorstream;
 102
 103 // Client
 104 std::ostream *dout_client_ptr = &infostream;
 105 std::ostream *derr_client_ptr = &errorstream;
 106
 107 /*
 108         gettime.h implementation
 109 */
 110
 111 u32 getTimeMs()
 112 {
 113         /*
 114                 Use imprecise system calls directly (from porting.h)
 115         */
 116         return porting::getTimeMs();
 117 }
 118
 119 class StderrLogOutput: public ILogOutput
 120 {
 121 public:
 122         /* line: Full line with timestamp, level and thread */
 123         void printLog(const std::string &line)
 124         {
 125                 std::cerr<<line<<std::endl;
 126         }
 127 } main_stderr_log_out;
 128
 129 class DstreamNoStderrLogOutput: public ILogOutput
 130 {
 131 public:
 132         /* line: Full line with timestamp, level and thread */
 133         void printLog(const std::string &line)
 134         {
 135                 dstream_no_stderr<<line<<std::endl;
 136         }
 137 } main_dstream_no_stderr_log_out;
 138
 139 int main(int argc, char *argv[])
 140 {
 141         /*
 142                 Initialization
 143         */
 144
 145         log_add_output_maxlev(&main_stderr_log_out, LMT_ACTION);
 146         log_add_output_all_levs(&main_dstream_no_stderr_log_out);
 147
 148         log_register_thread("main");
 149
 150         // Set locale. This is for forcing '.' as the decimal point.
 151         std::locale::global(std::locale("C"));
 152         // This enables printing all characters in bitmap font
 153         setlocale(LC_CTYPE, "en_US");
 154
 155         /*
 156                 Low-level initialization
 157         */
 158
 159         bool disable_stderr = false;
 160 #ifdef _WIN32
 161         disable_stderr = true;
 162 #endif
 163
 164         porting::signal_handler_init();
 165         bool &kill = *porting::signal_handler_killstatus();
 166
 167         // Initialize porting::path_data and porting::path_userdata
 168         porting::initializePaths();
 169
 170         // Create user data directory
 171         fs::CreateDir(porting::path_userdata);
 172
 173         // Initialize debug streams
 174 #ifdef RUN_IN_PLACE
 175         std::string debugfile = DEBUGFILE;
 176 #else
 177         std::string debugfile = porting::path_userdata+DIR_DELIM+DEBUGFILE;
 178 #endif
 179         debugstreams_init(disable_stderr, debugfile.c_str());
 180         // Initialize debug stacks
 181         debug_stacks_init();
 182
 183         DSTACK(__FUNCTION_NAME);
 184
 185         // Init material properties table
 186         //initializeMaterialProperties();
 187
 188         // Debug handler
 189         BEGIN_DEBUG_EXCEPTION_HANDLER
 190
 191         // Print startup message
 192         actionstream<<PROJECT_NAME<<
 193                         " with SER_FMT_VER_HIGHEST="<<(int)SER_FMT_VER_HIGHEST
 194                         <<", "<<BUILD_INFO
 195                         <<std::endl;
 196
 197         try
 198         {
 199
 200         /*
 201                 Parse command line
 202         */
 203
 204         // List all allowed options
 205         core::map<std::string, ValueSpec> allowed_options;
 206         allowed_options.insert("help", ValueSpec(VALUETYPE_FLAG));
 207         allowed_options.insert("config", ValueSpec(VALUETYPE_STRING,
 208                         "Load configuration from specified file"));
 209         allowed_options.insert("port", ValueSpec(VALUETYPE_STRING));
 210         allowed_options.insert("disable-unittests", ValueSpec(VALUETYPE_FLAG));
 211         allowed_options.insert("enable-unittests", ValueSpec(VALUETYPE_FLAG));
 212         allowed_options.insert("map-dir", ValueSpec(VALUETYPE_STRING));
 213         allowed_options.insert("info-on-stderr", ValueSpec(VALUETYPE_FLAG));
 214
 215         Settings cmd_args;
 216
 217         bool ret = cmd_args.parseCommandLine(argc, argv, allowed_options);
 218
 219         if(ret == false || cmd_args.getFlag("help"))
 220         {
 221                 dstream<<"Allowed options:"<<std::endl;
 222                 for(core::map<std::string, ValueSpec>::Iterator
 223                                 i = allowed_options.getIterator();
 224                                 i.atEnd() == false; i++)
 225                 {
 226                         dstream<<"  --"<<i.getNode()->getKey();
 227                         if(i.getNode()->getValue().type == VALUETYPE_FLAG)
 228                         {
 229                         }
 230                         else
 231                         {
 232                                 dstream<<" <value>";
 233                         }
 234                         dstream<<std::endl;
 235
 236                         if(i.getNode()->getValue().help != NULL)
 237                         {
 238                                 dstream<<"      "<<i.getNode()->getValue().help
 239                                                 <<std::endl;
 240                         }
 241                 }
 242
 243                 return cmd_args.getFlag("help") ? 0 : 1;
 244         }
 245
 246         if(cmd_args.getFlag("info-on-stderr"))
 247                 log_add_output(&main_stderr_log_out, LMT_INFO);
 248
 249         /*
 250                 Basic initialization
 251         */
 252
 253         // Initialize default settings
 254         set_default_settings(g_settings);
 255
 256         // Initialize sockets
 257         sockets_init();
 258         atexit(sockets_cleanup);
 259
 260         /*
 261                 Read config file
 262         */
 263
 264         // Path of configuration file in use
 265         std::string configpath = "";
 266
 267         if(cmd_args.exists("config"))
 268         {
 269                 bool r = g_settings->readConfigFile(cmd_args.get("config").c_str());
 270                 if(r == false)
 271                 {
 272                         errorstream<<"Could not read configuration from \""
 273                                         <<cmd_args.get("config")<<"\""<<std::endl;
 274                         return 1;
 275                 }
 276                 configpath = cmd_args.get("config");
 277         }
 278         else
 279         {
 280                 core::array<std::string> filenames;
 281                 filenames.push_back(porting::path_userdata +
 282                                 DIR_DELIM + "minetest.conf");
 283 #ifdef RUN_IN_PLACE
 284                 filenames.push_back(porting::path_userdata +
 285                                 DIR_DELIM + ".." + DIR_DELIM + "minetest.conf");
 286 #endif
 287
 288                 for(u32 i=0; i<filenames.size(); i++)
 289                 {
 290                         bool r = g_settings->readConfigFile(filenames[i].c_str());
 291                         if(r)
 292                         {
 293                                 configpath = filenames[i];
 294                                 break;
 295                         }
 296                 }
 297         }
 298
 299         // Initialize random seed
 300         srand(time(0));
 301         mysrand(time(0));
 302
 303         /*
 304                 Run unit tests
 305         */
 306         if((ENABLE_TESTS && cmd_args.getFlag("disable-unittests") == false)
 307                         || cmd_args.getFlag("enable-unittests") == true)
 308         {
 309                 run_tests();
 310         }
 311
 312         /*
 313                 Check parameters
 314         */
 315
 316         std::cout<<std::endl<<std::endl;
 317
 318         std::cout
 319         <<"        .__               __                   __   "<<std::endl
 320         <<"  _____ |__| ____   _____/  |_  ____   _______/  |_ "<<std::endl
 321         <<" /     \\|  |/    \\_/ __ \\   __\\/ __ \\ /  ___/\\   __\\"<<std::endl
 322         <<"|  Y Y  \\  |   |  \\  ___/|  | \\  ___/ \\___ \\  |  |  "<<std::endl
 323         <<"|__|_|  /__|___|  /\\___  >__|  \\___  >____  > |__|  "<<std::endl
 324         <<"      \\/        \\/     \\/          \\/     \\/        "<<std::endl
 325         <<std::endl;
 326
 327         std::cout<<std::endl;
 328
 329         // Port?
 330         u16 port = 30000;
 331         if(cmd_args.exists("port") && cmd_args.getU16("port") != 0)
 332         {
 333                 port = cmd_args.getU16("port");
 334         }
 335         else if(g_settings->exists("port") && g_settings->getU16("port") != 0)
 336         {
 337                 port = g_settings->getU16("port");
 338         }
 339         else
 340         {
 341                 dstream<<"Please specify port (in config or on command line)"
 342                                 <<std::endl;
 343         }
 344
 345         // Figure out path to map
 346         std::string map_dir = porting::path_userdata+DIR_DELIM+"world";
 347         if(cmd_args.exists("map-dir"))
 348                 map_dir = cmd_args.get("map-dir");
 349         else if(g_settings->exists("map-dir"))
 350                 map_dir = g_settings->get("map-dir");
 351
 352         // Create server
 353         Server server(map_dir.c_str(), configpath);
 354         server.start(port);
 355
 356         // Run server
 357         dedicated_server_loop(server, kill);
 358
 359         } //try
 360         catch(con::PeerNotFoundException &e)
 361         {
 362                 errorstream<<"Connection timed out."<<std::endl;
 363         }
 364         catch(ModError &e)
 365         {
 366                 errorstream<<e.what()<<std::endl;
 367         }
 368
 369         END_DEBUG_EXCEPTION_HANDLER(errorstream)
 370
 371         debugstreams_deinit();
 372
 373         return 0;
 374 }
 375
 376 //END