src/servermain.cpp

   1 /*
   2 Minetest-c55
   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 "mineral.h"
  72 #include "filesys.h"
  73 #include "defaultsettings.h"
  74 #include "settings.h"
  75 #include "profiler.h"
  76 #include "log.h"
  77 #include "nodedef.h" // For init_contentfeatures
  78 #include "content_mapnode.h" // For content_mapnode_init
  79 #include "mods.h"
  80
  81 /*
  82         Settings.
  83         These are loaded from the config file.
  84 */
  85 Settings main_settings;
  86 Settings *g_settings = &main_settings;
  87
  88 // Global profiler
  89 Profiler main_profiler;
  90 Profiler *g_profiler = &main_profiler;
  91
  92 /*
  93         Debug streams
  94 */
  95
  96 // Connection
  97 std::ostream *dout_con_ptr = &dummyout;
  98 std::ostream *derr_con_ptr = &verbosestream;
  99
 100 // Server
 101 std::ostream *dout_server_ptr = &infostream;
 102 std::ostream *derr_server_ptr = &errorstream;
 103
 104 // Client
 105 std::ostream *dout_client_ptr = &infostream;
 106 std::ostream *derr_client_ptr = &errorstream;
 107
 108 /*
 109         gettime.h implementation
 110 */
 111
 112 u32 getTimeMs()
 113 {
 114         /*
 115                 Use imprecise system calls directly (from porting.h)
 116         */
 117         return porting::getTimeMs();
 118 }
 119
 120 class StderrLogOutput: public ILogOutput
 121 {
 122 public:
 123         /* line: Full line with timestamp, level and thread */
 124         void printLog(const std::string &line)
 125         {
 126                 std::cerr<<line<<std::endl;
 127         }
 128 } main_stderr_log_out;
 129
 130 class DstreamNoStderrLogOutput: public ILogOutput
 131 {
 132 public:
 133         /* line: Full line with timestamp, level and thread */
 134         void printLog(const std::string &line)
 135         {
 136                 dstream_no_stderr<<line<<std::endl;
 137         }
 138 } main_dstream_no_stderr_log_out;
 139
 140 int main(int argc, char *argv[])
 141 {
 142         /*
 143                 Initialization
 144         */
 145
 146         log_add_output_maxlev(&main_stderr_log_out, LMT_ACTION);
 147         log_add_output_all_levs(&main_dstream_no_stderr_log_out);
 148
 149         log_register_thread("main");
 150
 151         // Set locale. This is for forcing '.' as the decimal point.
 152         std::locale::global(std::locale("C"));
 153         // This enables printing all characters in bitmap font
 154         setlocale(LC_CTYPE, "en_US");
 155
 156         /*
 157                 Low-level initialization
 158         */
 159
 160         bool disable_stderr = false;
 161 #ifdef _WIN32
 162         disable_stderr = true;
 163 #endif
 164
 165         porting::signal_handler_init();
 166         bool &kill = *porting::signal_handler_killstatus();
 167
 168         // Initialize porting::path_data and porting::path_userdata
 169         porting::initializePaths();
 170
 171         // Create user data directory
 172         fs::CreateDir(porting::path_userdata);
 173
 174         // Initialize debug streams
 175 #ifdef RUN_IN_PLACE
 176         std::string debugfile = DEBUGFILE;
 177 #else
 178         std::string debugfile = porting::path_userdata+DIR_DELIM+DEBUGFILE;
 179 #endif
 180         debugstreams_init(disable_stderr, debugfile.c_str());
 181         // Initialize debug stacks
 182         debug_stacks_init();
 183
 184         DSTACK(__FUNCTION_NAME);
 185
 186         // Init material properties table
 187         //initializeMaterialProperties();
 188
 189         // Debug handler
 190         BEGIN_DEBUG_EXCEPTION_HANDLER
 191
 192         // Print startup message
 193         actionstream<<PROJECT_NAME<<
 194                         " with SER_FMT_VER_HIGHEST="<<(int)SER_FMT_VER_HIGHEST
 195                         <<", "<<BUILD_INFO
 196                         <<std::endl;
 197
 198         try
 199         {
 200
 201         /*
 202                 Parse command line
 203         */
 204
 205         // List all allowed options
 206         core::map<std::string, ValueSpec> allowed_options;
 207         allowed_options.insert("help", ValueSpec(VALUETYPE_FLAG));
 208         allowed_options.insert("config", ValueSpec(VALUETYPE_STRING,
 209                         "Load configuration from specified file"));
 210         allowed_options.insert("port", ValueSpec(VALUETYPE_STRING));
 211         allowed_options.insert("disable-unittests", ValueSpec(VALUETYPE_FLAG));
 212         allowed_options.insert("enable-unittests", ValueSpec(VALUETYPE_FLAG));
 213         allowed_options.insert("map-dir", ValueSpec(VALUETYPE_STRING));
 214         allowed_options.insert("info-on-stderr", ValueSpec(VALUETYPE_FLAG));
 215
 216         Settings cmd_args;
 217
 218         bool ret = cmd_args.parseCommandLine(argc, argv, allowed_options);
 219
 220         if(ret == false || cmd_args.getFlag("help"))
 221         {
 222                 dstream<<"Allowed options:"<<std::endl;
 223                 for(core::map<std::string, ValueSpec>::Iterator
 224                                 i = allowed_options.getIterator();
 225                                 i.atEnd() == false; i++)
 226                 {
 227                         dstream<<"  --"<<i.getNode()->getKey();
 228                         if(i.getNode()->getValue().type == VALUETYPE_FLAG)
 229                         {
 230                         }
 231                         else
 232                         {
 233                                 dstream<<" <value>";
 234                         }
 235                         dstream<<std::endl;
 236
 237                         if(i.getNode()->getValue().help != NULL)
 238                         {
 239                                 dstream<<"      "<<i.getNode()->getValue().help
 240                                                 <<std::endl;
 241                         }
 242                 }
 243
 244                 return cmd_args.getFlag("help") ? 0 : 1;
 245         }
 246
 247         if(cmd_args.getFlag("info-on-stderr"))
 248                 log_add_output(&main_stderr_log_out, LMT_INFO);
 249
 250         /*
 251                 Basic initialization
 252         */
 253
 254         // Initialize default settings
 255         set_default_settings(g_settings);
 256
 257         // Initialize sockets
 258         sockets_init();
 259         atexit(sockets_cleanup);
 260
 261         /*
 262                 Read config file
 263         */
 264
 265         // Path of configuration file in use
 266         std::string configpath = "";
 267
 268         if(cmd_args.exists("config"))
 269         {
 270                 bool r = g_settings->readConfigFile(cmd_args.get("config").c_str());
 271                 if(r == false)
 272                 {
 273                         errorstream<<"Could not read configuration from \""
 274                                         <<cmd_args.get("config")<<"\""<<std::endl;
 275                         return 1;
 276                 }
 277                 configpath = cmd_args.get("config");
 278         }
 279         else
 280         {
 281                 core::array<std::string> filenames;
 282                 filenames.push_back(porting::path_userdata +
 283                                 DIR_DELIM + "minetest.conf");
 284 #ifdef RUN_IN_PLACE
 285                 filenames.push_back(porting::path_userdata +
 286                                 DIR_DELIM + ".." + DIR_DELIM + "minetest.conf");
 287 #endif
 288
 289                 for(u32 i=0; i<filenames.size(); i++)
 290                 {
 291                         bool r = g_settings->readConfigFile(filenames[i].c_str());
 292                         if(r)
 293                         {
 294                                 configpath = filenames[i];
 295                                 break;
 296                         }
 297                 }
 298         }
 299
 300         // Initialize random seed
 301         srand(time(0));
 302         mysrand(time(0));
 303
 304         // Initialize stuff
 305
 306         init_mineral();
 307
 308         /*
 309                 Run unit tests
 310         */
 311         if((ENABLE_TESTS && cmd_args.getFlag("disable-unittests") == false)
 312                         || cmd_args.getFlag("enable-unittests") == true)
 313         {
 314                 run_tests();
 315         }
 316
 317         /*
 318                 Check parameters
 319         */
 320
 321         std::cout<<std::endl<<std::endl;
 322
 323         std::cout
 324         <<"        .__               __                   __   "<<std::endl
 325         <<"  _____ |__| ____   _____/  |_  ____   _______/  |_ "<<std::endl
 326         <<" /     \\|  |/    \\_/ __ \\   __\\/ __ \\ /  ___/\\   __\\"<<std::endl
 327         <<"|  Y Y  \\  |   |  \\  ___/|  | \\  ___/ \\___ \\  |  |  "<<std::endl
 328         <<"|__|_|  /__|___|  /\\___  >__|  \\___  >____  > |__|  "<<std::endl
 329         <<"      \\/        \\/     \\/          \\/     \\/        "<<std::endl
 330         <<std::endl;
 331
 332         std::cout<<std::endl;
 333
 334         // Port?
 335         u16 port = 30000;
 336         if(cmd_args.exists("port") && cmd_args.getU16("port") != 0)
 337         {
 338                 port = cmd_args.getU16("port");
 339         }
 340         else if(g_settings->exists("port") && g_settings->getU16("port") != 0)
 341         {
 342                 port = g_settings->getU16("port");
 343         }
 344         else
 345         {
 346                 dstream<<"Please specify port (in config or on command line)"
 347                                 <<std::endl;
 348         }
 349
 350         // Figure out path to map
 351         std::string map_dir = porting::path_userdata+DIR_DELIM+"world";
 352         if(cmd_args.exists("map-dir"))
 353                 map_dir = cmd_args.get("map-dir");
 354         else if(g_settings->exists("map-dir"))
 355                 map_dir = g_settings->get("map-dir");
 356
 357         // Create server
 358         Server server(map_dir.c_str(), configpath);
 359         server.start(port);
 360
 361         // Run server
 362         dedicated_server_loop(server, kill);
 363
 364         } //try
 365         catch(con::PeerNotFoundException &e)
 366         {
 367                 errorstream<<"Connection timed out."<<std::endl;
 368         }
 369         catch(ModError &e)
 370         {
 371                 errorstream<<e.what()<<std::endl;
 372         }
 373
 374         END_DEBUG_EXCEPTION_HANDLER(errorstream)
 375
 376         debugstreams_deinit();
 377
 378         return 0;
 379 }
 380
 381 //END