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