X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fserver.cpp;h=572533146555d9d923b17aed3e52297634978773;hb=4c654557ecc32620b78c146bd6d90f531a71d25a;hp=1e2c445f7e21b66bf8b65f9f25d94502266441a1;hpb=f6e4c5d9cf459e8278a76a2beaee59732e841458;p=minetest.git diff --git a/src/server.cpp b/src/server.cpp index 1e2c445f7..572533146 100644 --- a/src/server.cpp +++ b/src/server.cpp @@ -26,8 +26,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "ban.h" #include "environment.h" #include "map.h" -#include "jthread/jmutexautolock.h" -#include "main.h" +#include "threading/mutex_auto_lock.h" #include "constants.h" #include "voxel.h" #include "config.h" @@ -72,65 +71,48 @@ class ClientNotFoundException : public BaseException {} }; -class ServerThread : public JThread +class ServerThread : public Thread { - Server *m_server; - public: ServerThread(Server *server): - JThread(), + Thread("Server"), m_server(server) - { - } + {} - void * Thread(); + void *run(); + +private: + Server *m_server; }; -void * ServerThread::Thread() +void *ServerThread::run() { - log_register_thread("ServerThread"); - - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); BEGIN_DEBUG_EXCEPTION_HANDLER m_server->AsyncRunStep(true); - ThreadStarted(); - - porting::setThreadName("ServerThread"); - - while(!StopRequested()) - { - try{ + while (!stopRequested()) { + try { //TimeTaker timer("AsyncRunStep() + Receive()"); m_server->AsyncRunStep(); m_server->Receive(); - } - catch(con::NoIncomingDataException &e) - { - } - catch(con::PeerNotFoundException &e) - { + } catch (con::NoIncomingDataException &e) { + } catch (con::PeerNotFoundException &e) { infostream<<"Server: PeerNotFoundException"<setAsyncFatalError(e.what()); - } - catch(LuaError &e) - { + } catch (ClientNotFoundException &e) { + } catch (con::ConnectionBindFailed &e) { m_server->setAsyncFatalError(e.what()); + } catch (LuaError &e) { + m_server->setAsyncFatalError("Lua: " + std::string(e.what())); } } - END_DEBUG_EXCEPTION_HANDLER(errorstream) + END_DEBUG_EXCEPTION_HANDLER return NULL; } @@ -166,7 +148,8 @@ Server::Server( const std::string &path_world, const SubgameSpec &gamespec, bool simple_singleplayer_mode, - bool ipv6 + bool ipv6, + ChatInterface *iface ): m_path_world(path_world), m_gamespec(gamespec), @@ -192,6 +175,8 @@ Server::Server( m_uptime(0), m_clients(&m_con), m_shutdown_requested(false), + m_shutdown_ask_reconnect(false), + m_admin_chat(iface), m_ignore_map_edit_events(false), m_ignore_map_edit_events_peer_id(0), m_next_sound_id(0) @@ -223,7 +208,7 @@ Server::Server( infostream<<"- game: "< unsatisfied_mods = modconf.getUnsatisfiedMods(); // complain about mods with unsatisfied dependencies - if(!modconf.isConsistent()) - { + if(!modconf.isConsistent()) { for(std::vector::iterator it = unsatisfied_mods.begin(); - it != unsatisfied_mods.end(); ++it) - { + it != unsatisfied_mods.end(); ++it) { ModSpec mod = *it; errorstream << "mod \"" << mod.name << "\" has unsatisfied dependencies: "; for(std::set::iterator dep_it = mod.unsatisfied_depends.begin(); @@ -260,8 +243,7 @@ Server::Server( std::vector names = worldmt_settings.getNames(); std::set load_mod_names; for(std::vector::iterator it = names.begin(); - it != names.end(); ++it) - { + it != names.end(); ++it) { std::string name = *it; if(name.compare(0,9,"load_mod_")==0 && worldmt_settings.getBool(name)) load_mod_names.insert(name.substr(9)); @@ -273,8 +255,7 @@ Server::Server( for(std::vector::iterator it = unsatisfied_mods.begin(); it != unsatisfied_mods.end(); ++it) load_mod_names.erase((*it).name); - if(!load_mod_names.empty()) - { + if(!load_mod_names.empty()) { errorstream << "The following mods could not be found:"; for(std::set::iterator it = load_mod_names.begin(); it != load_mod_names.end(); ++it) @@ -282,8 +263,8 @@ Server::Server( errorstream << std::endl; } - // Lock environment - JMutexAutoLock envlock(m_env_mutex); + //lock environment + MutexAutoLock envlock(m_env_mutex); // Load mapgen params from Settings m_emerge->loadMapgenParams(); @@ -296,32 +277,31 @@ Server::Server( m_script = new GameScripting(this); - std::string scriptpath = getBuiltinLuaPath() + DIR_DELIM "init.lua"; + std::string script_path = getBuiltinLuaPath() + DIR_DELIM "init.lua"; - if (!m_script->loadScript(scriptpath)) - throw ModError("Failed to load and run " + scriptpath); + m_script->loadMod(script_path, BUILTIN_MOD_NAME); - // Print 'em - infostream<<"Server: Loading mods: "; + // Print mods + infostream << "Server: Loading mods: "; for(std::vector::iterator i = m_mods.begin(); - i != m_mods.end(); i++){ + i != m_mods.end(); ++i) { const ModSpec &mod = *i; - infostream<::iterator i = m_mods.begin(); - i != m_mods.end(); i++){ - const ModSpec &mod = *i; - std::string scriptpath = mod.path + DIR_DELIM + "init.lua"; - infostream<<" ["<loadMod(scriptpath, mod.name); - if(!success){ - errorstream<<"Server: Failed to load and run " - <::iterator it = m_mods.begin(); + it != m_mods.end(); ++it) { + const ModSpec &mod = *it; + if (!string_allowed(mod.name, MODNAME_ALLOWED_CHARS)) { + throw ModError("Error loading mod \"" + mod.name + + "\": Mod name does not follow naming conventions: " + "Only chararacters [a-z0-9_] are allowed."); } + std::string script_path = mod.path + DIR_DELIM + "init.lua"; + infostream << " [" << padStringRight(mod.name, 12) << "] [\"" + << script_path << "\"]" << std::endl; + m_script->loadMod(script_path, mod.name); } // Read Textures and calculate sha1 sums @@ -330,10 +310,18 @@ Server::Server( // Apply item aliases in the node definition manager m_nodedef->updateAliases(m_itemdef); + // Apply texture overrides from texturepack/override.txt + std::string texture_path = g_settings->get("texture_path"); + if (texture_path != "" && fs::IsDir(texture_path)) + m_nodedef->applyTextureOverrides(texture_path + DIR_DELIM + "override.txt"); + m_nodedef->setNodeRegistrationStatus(true); // Perform pending node name resolutions - m_nodedef->runNodeResolverCallbacks(); + m_nodedef->runNodeResolveCallbacks(); + + // init the recipe hashes to speed up crafting + m_craftdef->initHashes(this); // Initialize Environment m_env = new ServerEnvironment(servermap, m_script, this, m_path_world); @@ -376,15 +364,28 @@ Server::~Server() SendChatMessage(PEER_ID_INEXISTENT, L"*** Server shutting down"); { - JMutexAutoLock envlock(m_env_mutex); + MutexAutoLock envlock(m_env_mutex); // Execute script shutdown hooks m_script->on_shutdown(); - infostream<<"Server: Saving players"<saveLoadedPlayers(); - infostream<<"Server: Saving environment metadata"<get("kick_msg_shutdown"); + } + m_env->kickAllPlayers(SERVER_ACCESSDENIED_SHUTDOWN, + kick_msg, reconnect); + + infostream << "Server: Saving environment metadata" << std::endl; m_env->saveMeta(); } @@ -416,14 +417,14 @@ Server::~Server() // Delete detached inventories for (std::map::iterator i = m_detached_inventories.begin(); - i != m_detached_inventories.end(); i++) { + i != m_detached_inventories.end(); ++i) { delete i->second; } } void Server::start(Address bind_addr) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); m_bind_addr = bind_addr; @@ -431,14 +432,14 @@ void Server::start(Address bind_addr) << bind_addr.serializeString() <<"..."<Stop(); + m_thread->stop(); // Initialize connection m_con.SetTimeoutMs(30); m_con.Serve(bind_addr); // Start thread - m_thread->Start(); + m_thread->start(); // ASCII art for the win! actionstream @@ -456,14 +457,14 @@ void Server::start(Address bind_addr) void Server::stop() { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); infostream<<"Server: Stopping and waiting threads"<Stop(); + m_thread->stop(); //m_emergethread.setRun(false); - m_thread->Wait(); + m_thread->wait(); //m_emergethread.stop(); infostream<<"Server: Threads stopped"< 2.0) + if (dtime > 2.0) dtime = 2.0; { - JMutexAutoLock lock(m_step_dtime_mutex); + MutexAutoLock lock(m_step_dtime_mutex); m_step_dtime += dtime; } // Throw if fatal error occurred in thread std::string async_err = m_async_fatal_error.get(); - if(async_err != ""){ + if (!async_err.empty()) { + if (!m_simple_singleplayer_mode) { + m_env->kickAllPlayers(SERVER_ACCESSDENIED_CRASH, + g_settings->get("kick_msg_crash"), + g_settings->getBool("ask_reconnect_on_crash")); + } throw ServerError(async_err); } } void Server::AsyncRunStep(bool initial_step) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); g_profiler->add("Server::AsyncRunStep (num)", 1); float dtime; { - JMutexAutoLock lock1(m_step_dtime_mutex); + MutexAutoLock lock1(m_step_dtime_mutex); dtime = m_step_dtime; } @@ -512,7 +518,7 @@ void Server::AsyncRunStep(bool initial_step) //infostream<<"Server::AsyncRunStep(): dtime="<getMaxLagEstimate(); max_lag *= 0.9998; // Decrease slowly (about half per 5 minutes) @@ -563,11 +569,28 @@ void Server::AsyncRunStep(bool initial_step) static const float map_timer_and_unload_dtime = 2.92; if(m_map_timer_and_unload_interval.step(dtime, map_timer_and_unload_dtime)) { - JMutexAutoLock lock(m_env_mutex); + MutexAutoLock lock(m_env_mutex); // Run Map's timers and unload unused data ScopeProfiler sp(g_profiler, "Server: map timer and unload"); m_env->getMap().timerUpdate(map_timer_and_unload_dtime, - g_settings->getFloat("server_unload_unused_data_timeout")); + g_settings->getFloat("server_unload_unused_data_timeout"), + U32_MAX); + } + + /* + Listen to the admin chat, if available + */ + if (m_admin_chat) { + if (!m_admin_chat->command_queue.empty()) { + MutexAutoLock lock(m_env_mutex); + while (!m_admin_chat->command_queue.empty()) { + ChatEvent *evt = m_admin_chat->command_queue.pop_frontNoEx(); + handleChatInterfaceEvent(evt); + delete evt; + } + } + m_admin_chat->outgoing_queue.push_back( + new ChatEventTimeInfo(m_env->getGameTime(), m_env->getTimeOfDay())); } /* @@ -580,7 +603,7 @@ void Server::AsyncRunStep(bool initial_step) { m_liquid_transform_timer -= m_liquid_transform_every; - JMutexAutoLock lock(m_env_mutex); + MutexAutoLock lock(m_env_mutex); ScopeProfiler sp(g_profiler, "Server: liquid transform"); @@ -641,9 +664,9 @@ void Server::AsyncRunStep(bool initial_step) */ { //infostream<<"Server: Checking added and deleted active objects"< clients = m_clients.getClientList(); ScopeProfiler sp(g_profiler, "Server: checking added and deleted objs"); @@ -658,10 +681,9 @@ void Server::AsyncRunStep(bool initial_step) radius *= MAP_BLOCKSIZE; player_radius *= MAP_BLOCKSIZE; - for(std::map::iterator + for (std::map::iterator i = clients.begin(); - i != clients.end(); ++i) - { + i != clients.end(); ++i) { RemoteClient *client = i->second; // If definitions and textures have not been sent, don't @@ -670,27 +692,23 @@ void Server::AsyncRunStep(bool initial_step) continue; Player *player = m_env->getPlayer(client->peer_id); - if(player==NULL) - { + if(player == NULL) { // This can happen if the client timeouts somehow - /*infostream<<"WARNING: "<<__FUNCTION_NAME<<": Client " + /*warningstream<peer_id <<" has no associated player"<getPosition(), BS); - std::set removed_objects; - std::set added_objects; - m_env->getRemovedActiveObjects(pos, radius, player_radius, + std::queue removed_objects; + std::queue added_objects; + m_env->getRemovedActiveObjects(player, radius, player_radius, client->m_known_objects, removed_objects); - m_env->getAddedActiveObjects(pos, radius, player_radius, + m_env->getAddedActiveObjects(player, radius, player_radius, client->m_known_objects, added_objects); // Ignore if nothing happened - if(removed_objects.empty() && added_objects.empty()) - { - //infostream<<"active objects: none changed"<::iterator - i = removed_objects.begin(); - i != removed_objects.end(); ++i) - { + while (!removed_objects.empty()) { // Get object - u16 id = *i; + u16 id = removed_objects.front(); ServerActiveObject* obj = m_env->getActiveObject(id); // Add to data buffer for sending @@ -718,23 +733,21 @@ void Server::AsyncRunStep(bool initial_step) if(obj && obj->m_known_by_count > 0) obj->m_known_by_count--; + removed_objects.pop(); } // Handle added objects writeU16((u8*)buf, added_objects.size()); data_buffer.append(buf, 2); - for(std::set::iterator - i = added_objects.begin(); - i != added_objects.end(); ++i) - { + while (!added_objects.empty()) { // Get object - u16 id = *i; + u16 id = added_objects.front(); ServerActiveObject* obj = m_env->getActiveObject(id); // Get object type u8 type = ACTIVEOBJECT_TYPE_INVALID; if(obj == NULL) - infostream<<"WARNING: "<<__FUNCTION_NAME + warningstream<getSendType(); @@ -756,27 +769,24 @@ void Server::AsyncRunStep(bool initial_step) if(obj) obj->m_known_by_count++; - } - - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD, 0, client->peer_id); - pkt->putRawString(data_buffer.c_str(), data_buffer.size()); + added_objects.pop(); + } + u32 pktSize = SendActiveObjectRemoveAdd(client->peer_id, data_buffer); verbosestream << "Server: Sent object remove/add: " << removed_objects.size() << " removed, " << added_objects.size() << " added, " - << "packet size is " << pkt->getSize() << std::endl; - - Send(pkt); + << "packet size is " << pktSize << std::endl; } - m_clients.Unlock(); + m_clients.unlock(); } /* Send object messages */ { - JMutexAutoLock envlock(m_env_mutex); + MutexAutoLock envlock(m_env_mutex); ScopeProfiler sp(g_profiler, "Server: sending object messages"); // Key = object id @@ -802,7 +812,7 @@ void Server::AsyncRunStep(bool initial_step) message_list->push_back(aom); } - m_clients.Lock(); + m_clients.lock(); std::map clients = m_clients.getClientList(); // Route data to every client for (std::map::iterator @@ -846,22 +856,14 @@ void Server::AsyncRunStep(bool initial_step) Send them. */ if(reliable_data.size() > 0) { - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_ACTIVE_OBJECT_MESSAGES, - 0, client->peer_id); - - pkt->putRawString(reliable_data.c_str(), reliable_data.size()); - Send(pkt); + SendActiveObjectMessages(client->peer_id, reliable_data); } if(unreliable_data.size() > 0) { - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_ACTIVE_OBJECT_MESSAGES, - 0, client->peer_id); - - pkt->putRawString(unreliable_data.c_str(), unreliable_data.size()); - Send(pkt); + SendActiveObjectMessages(client->peer_id, unreliable_data, false); } } - m_clients.Unlock(); + m_clients.unlock(); // Clear buffered_messages for(std::map* >::iterator @@ -876,7 +878,7 @@ void Server::AsyncRunStep(bool initial_step) */ { // We will be accessing the environment - JMutexAutoLock lock(m_env_mutex); + MutexAutoLock lock(m_env_mutex); // Don't send too many at a time //u32 count = 0; @@ -930,7 +932,7 @@ void Server::AsyncRunStep(bool initial_step) break; default: prof.add("unknown", 1); - infostream << "WARNING: Server: Unknown MapEditEvent " + warningstream << "Server: Unknown MapEditEvent " << ((u32)event->type) << std::endl; break; } @@ -997,7 +999,7 @@ void Server::AsyncRunStep(bool initial_step) if(counter >= g_settings->getFloat("server_map_save_interval")) { counter = 0.0; - JMutexAutoLock lock(m_env_mutex); + MutexAutoLock lock(m_env_mutex); ScopeProfiler sp(g_profiler, "Server: saving stuff"); @@ -1020,13 +1022,14 @@ void Server::AsyncRunStep(bool initial_step) void Server::Receive() { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); SharedBuffer data; u16 peer_id; - u32 datasize; try { - datasize = m_con.Receive(peer_id,data); - ProcessData(*data, datasize, peer_id); + NetworkPacket pkt; + m_con.Receive(&pkt); + peer_id = pkt.getPeerId(); + ProcessData(&pkt); } catch(con::InvalidIncomingDataException &e) { infostream<<"Server::Receive(): " @@ -1040,7 +1043,7 @@ void Server::Receive() } catch(ClientStateError &e) { errorstream << "ProcessData: peer=" << peer_id << e.what() << std::endl; - DenyAccess(peer_id, L"Your client sent something server didn't expect." + DenyAccess_Legacy(peer_id, L"Your client sent something server didn't expect." L"Try reconnecting or updating your client"); } catch(con::PeerNotFoundException &e) { @@ -1052,34 +1055,34 @@ PlayerSAO* Server::StageTwoClientInit(u16 peer_id) { std::string playername = ""; PlayerSAO *playersao = NULL; - m_clients.Lock(); + m_clients.lock(); try { RemoteClient* client = m_clients.lockedGetClientNoEx(peer_id, CS_InitDone); if (client != NULL) { playername = client->getName(); - playersao = emergePlayer(playername.c_str(), peer_id); + playersao = emergePlayer(playername.c_str(), peer_id, client->net_proto_version); } } catch (std::exception &e) { - m_clients.Unlock(); + m_clients.unlock(); throw; } - m_clients.Unlock(); + m_clients.unlock(); RemotePlayer *player = static_cast(m_env->getPlayer(playername.c_str())); // If failed, cancel - if((playersao == NULL) || (player == NULL)) { - if(player && player->peer_id != 0) { - errorstream<<"Server: "<peer_id != 0) { + actionstream << "Server: Failed to emerge player \"" << playername + << "\" (player allocated to an another client)" << std::endl; + DenyAccess_Legacy(peer_id, L"Another client is connected with this " L"name. If your client closed unexpectedly, try again in " L"a minute."); } else { - errorstream<<"Server: "<getBool("enable_damage")) - SendPlayerHP(peer_id); + SendPlayerHPOrDie(playersao); // Send Breath SendPlayerBreath(peer_id); // Show death screen if necessary - if(player->hp == 0) + if(player->isDead()) SendDeathscreen(peer_id, false, v3f(0,0,0)); // Note things in chat if not in simple singleplayer mode @@ -1116,16 +1118,19 @@ PlayerSAO* Server::StageTwoClientInit(u16 peer_id) // Send information about joining in chat { - std::wstring name = L"unknown"; + std::string name = "unknown"; Player *player = m_env->getPlayer(peer_id); if(player != NULL) - name = narrow_to_wide(player->getName()); + name = player->getName(); std::wstring message; message += L"*** "; - message += name; + message += narrow_to_wide(name); message += L" joined the game."; SendChatMessage(PEER_ID_INEXISTENT,message); + if (m_admin_chat) + m_admin_chat->outgoing_queue.push_back( + new ChatEventNick(CET_NICK_ADD, name)); } } Address addr = getPeerAddress(player->peer_id); @@ -1140,7 +1145,7 @@ PlayerSAO* Server::StageTwoClientInit(u16 peer_id) actionstream<getName() <<" joins game. List of players: "; for (std::vector::iterator i = names.begin(); - i != names.end(); i++) { + i != names.end(); ++i) { actionstream << *i << " "; } @@ -1155,13 +1160,14 @@ inline void Server::handleCommand(NetworkPacket* pkt) (this->*opHandle.handler)(pkt); } -void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id) +void Server::ProcessData(NetworkPacket *pkt) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); // Environment is locked first. - JMutexAutoLock envlock(m_env_mutex); + MutexAutoLock envlock(m_env_mutex); ScopeProfiler sp(g_profiler, "Server::ProcessData"); + u32 peer_id = pkt->getPeerId(); try { Address address = getPeerAddress(peer_id); @@ -1173,8 +1179,8 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id) << addr_s << "; banned name was " << ban_name << std::endl; // This actually doesn't seem to transfer to the client - DenyAccess(peer_id, L"Your ip is banned. Banned name was " - + narrow_to_wide(ban_name)); + DenyAccess_Legacy(peer_id, L"Your ip is banned. Banned name was " + + utf8_to_wide(ban_name)); return; } } @@ -1185,28 +1191,23 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id) * respond for some time, your server was overloaded or * things like that. */ - infostream << "Server::ProcessData(): Cancelling: peer " + infostream << "Server::ProcessData(): Canceling: peer " << peer_id << " not found" << std::endl; return; } try { - if(datasize < 2) - return; - - NetworkPacket* pkt = new NetworkPacket(data, datasize, peer_id); - ToServerCommand command = (ToServerCommand) pkt->getCommand(); // Command must be handled into ToServerCommandHandler if (command >= TOSERVER_NUM_MSG_TYPES) { infostream << "Server: Ignoring unknown command " << command << std::endl; + return; } if (toServerCommandTable[command].state == TOSERVER_STATE_NOT_CONNECTED) { handleCommand(pkt); - delete pkt; return; } @@ -1216,15 +1217,12 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id) errorstream << "Server::ProcessData(): Cancelling: Peer" " serialization format invalid or not initialized." " Skipping incoming command=" << command << std::endl; - - delete pkt; return; } /* Handle commands related to client startup */ if (toServerCommandTable[command].state == TOSERVER_STATE_STARTUP) { handleCommand(pkt); - delete pkt; return; } @@ -1234,19 +1232,18 @@ void Server::ProcessData(u8 *data, u32 datasize, u16 peer_id) errorstream << "Got packet command: " << command << " for peer id " << peer_id << " but client isn't active yet. Dropping packet " << std::endl; - - delete pkt; return; } handleCommand(pkt); - delete pkt; - - } - catch(SendFailedException &e) { + } catch (SendFailedException &e) { errorstream << "Server::ProcessData(): SendFailedException: " << "what=" << e.what() << std::endl; + } catch (PacketError &e) { + actionstream << "Server::ProcessData(): PacketError: " + << "what=" << e.what() + << std::endl; } } @@ -1304,13 +1301,16 @@ Inventory* Server::getInventory(const InventoryLocation &loc) } return NULL; } -void Server::setInventoryModified(const InventoryLocation &loc) +void Server::setInventoryModified(const InventoryLocation &loc, bool playerSend) { switch(loc.type){ case InventoryLocation::UNDEFINED: break; case InventoryLocation::PLAYER: { + if (!playerSend) + return; + Player *player = m_env->getPlayer(loc.name.c_str()); if(!player) return; @@ -1346,19 +1346,19 @@ void Server::setInventoryModified(const InventoryLocation &loc) void Server::SetBlocksNotSent(std::map& block) { std::vector clients = m_clients.getClientIDs(); - m_clients.Lock(); + m_clients.lock(); // Set the modified blocks unsent for all the clients for (std::vector::iterator i = clients.begin(); i != clients.end(); ++i) { if (RemoteClient *client = m_clients.lockedGetClientNoEx(*i)) client->SetBlocksNotSent(block); } - m_clients.Unlock(); + m_clients.unlock(); } void Server::peerAdded(con::Peer *peer) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); verbosestream<<"Server::peerAdded(): peer->id=" <id<id=" <id<<", timeout="<getPatch(); *vers_string = client->getPatch(); - m_clients.Unlock(); + m_clients.unlock(); return true; } @@ -1453,6 +1453,16 @@ void Server::handlePeerChanges() } } +void Server::printToConsoleOnly(const std::string &text) +{ + if (m_admin_chat) { + m_admin_chat->outgoing_queue.push_back( + new ChatEventChat("", utf8_to_wide(text))); + } else { + std::cout << text << std::endl; + } +} + void Server::Send(NetworkPacket* pkt) { m_clients.send(pkt->getPeerId(), @@ -1463,70 +1473,99 @@ void Server::Send(NetworkPacket* pkt) void Server::SendMovement(u16 peer_id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); std::ostringstream os(std::ios_base::binary); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_MOVEMENT, 12 * sizeof(float), peer_id); + NetworkPacket pkt(TOCLIENT_MOVEMENT, 12 * sizeof(float), peer_id); + + pkt << g_settings->getFloat("movement_acceleration_default"); + pkt << g_settings->getFloat("movement_acceleration_air"); + pkt << g_settings->getFloat("movement_acceleration_fast"); + pkt << g_settings->getFloat("movement_speed_walk"); + pkt << g_settings->getFloat("movement_speed_crouch"); + pkt << g_settings->getFloat("movement_speed_fast"); + pkt << g_settings->getFloat("movement_speed_climb"); + pkt << g_settings->getFloat("movement_speed_jump"); + pkt << g_settings->getFloat("movement_liquid_fluidity"); + pkt << g_settings->getFloat("movement_liquid_fluidity_smooth"); + pkt << g_settings->getFloat("movement_liquid_sink"); + pkt << g_settings->getFloat("movement_gravity"); + + Send(&pkt); +} + +void Server::SendPlayerHPOrDie(PlayerSAO *playersao) +{ + if (!g_settings->getBool("enable_damage")) + return; - *pkt << g_settings->getFloat("movement_acceleration_default"); - *pkt << g_settings->getFloat("movement_acceleration_air"); - *pkt << g_settings->getFloat("movement_acceleration_fast"); - *pkt << g_settings->getFloat("movement_speed_walk"); - *pkt << g_settings->getFloat("movement_speed_crouch"); - *pkt << g_settings->getFloat("movement_speed_fast"); - *pkt << g_settings->getFloat("movement_speed_climb"); - *pkt << g_settings->getFloat("movement_speed_jump"); - *pkt << g_settings->getFloat("movement_liquid_fluidity"); - *pkt << g_settings->getFloat("movement_liquid_fluidity_smooth"); - *pkt << g_settings->getFloat("movement_liquid_sink"); - *pkt << g_settings->getFloat("movement_gravity"); + u16 peer_id = playersao->getPeerID(); + bool is_alive = playersao->getHP() > 0; - Send(pkt); + if (is_alive) + SendPlayerHP(peer_id); + else + DiePlayer(peer_id); } void Server::SendHP(u16 peer_id, u8 hp) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_HP, 1, peer_id); - *pkt << hp; - Send(pkt); + NetworkPacket pkt(TOCLIENT_HP, 1, peer_id); + pkt << hp; + Send(&pkt); } void Server::SendBreath(u16 peer_id, u16 breath) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_BREATH, 2, peer_id); - *pkt << (u16) breath; - Send(pkt); + NetworkPacket pkt(TOCLIENT_BREATH, 2, peer_id); + pkt << (u16) breath; + Send(&pkt); } -void Server::SendAccessDenied(u16 peer_id,const std::wstring &reason) +void Server::SendAccessDenied(u16 peer_id, AccessDeniedCode reason, + const std::string &custom_reason, bool reconnect) { - DSTACK(__FUNCTION_NAME); + assert(reason < SERVER_ACCESSDENIED_MAX); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_ACCESS_DENIED, 0, peer_id); - *pkt << reason; - Send(pkt); + NetworkPacket pkt(TOCLIENT_ACCESS_DENIED, 1, peer_id); + pkt << (u8)reason; + if (reason == SERVER_ACCESSDENIED_CUSTOM_STRING) + pkt << custom_reason; + else if (reason == SERVER_ACCESSDENIED_SHUTDOWN || + reason == SERVER_ACCESSDENIED_CRASH) + pkt << custom_reason << (u8)reconnect; + Send(&pkt); +} + +void Server::SendAccessDenied_Legacy(u16 peer_id,const std::wstring &reason) +{ + DSTACK(FUNCTION_NAME); + + NetworkPacket pkt(TOCLIENT_ACCESS_DENIED_LEGACY, 0, peer_id); + pkt << reason; + Send(&pkt); } void Server::SendDeathscreen(u16 peer_id,bool set_camera_point_target, v3f camera_point_target) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_DEATHSCREEN, 1 + sizeof(v3f), peer_id); - *pkt << set_camera_point_target << camera_point_target; - Send(pkt); + NetworkPacket pkt(TOCLIENT_DEATHSCREEN, 1 + sizeof(v3f), peer_id); + pkt << set_camera_point_target << camera_point_target; + Send(&pkt); } void Server::SendItemDef(u16 peer_id, IItemDefManager *itemdef, u16 protocol_version) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_ITEMDEF, 0, peer_id); + NetworkPacket pkt(TOCLIENT_ITEMDEF, 0, peer_id); /* u16 command @@ -1537,21 +1576,21 @@ void Server::SendItemDef(u16 peer_id, itemdef->serialize(tmp_os, protocol_version); std::ostringstream tmp_os2(std::ios::binary); compressZlib(tmp_os.str(), tmp_os2); - pkt->putLongString(tmp_os2.str()); + pkt.putLongString(tmp_os2.str()); // Make data buffer verbosestream << "Server: Sending item definitions to id(" << peer_id - << "): size=" << pkt->getSize() << std::endl; + << "): size=" << pkt.getSize() << std::endl; - Send(pkt); + Send(&pkt); } void Server::SendNodeDef(u16 peer_id, INodeDefManager *nodedef, u16 protocol_version) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_NODEDEF, 0, peer_id); + NetworkPacket pkt(TOCLIENT_NODEDEF, 0, peer_id); /* u16 command @@ -1563,13 +1602,13 @@ void Server::SendNodeDef(u16 peer_id, std::ostringstream tmp_os2(std::ios::binary); compressZlib(tmp_os.str(), tmp_os2); - pkt->putLongString(tmp_os2.str()); + pkt.putLongString(tmp_os2.str()); // Make data buffer verbosestream << "Server: Sending node definitions to id(" << peer_id - << "): size=" << pkt->getSize() << std::endl; + << "): size=" << pkt.getSize() << std::endl; - Send(pkt); + Send(&pkt); } /* @@ -1578,7 +1617,7 @@ void Server::SendNodeDef(u16 peer_id, void Server::SendInventory(PlayerSAO* playerSAO) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); UpdateCrafting(playerSAO->getPlayer()); @@ -1586,44 +1625,43 @@ void Server::SendInventory(PlayerSAO* playerSAO) Serialize it */ - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_INVENTORY, 0, - playerSAO->getPeerID()); + NetworkPacket pkt(TOCLIENT_INVENTORY, 0, playerSAO->getPeerID()); std::ostringstream os; playerSAO->getInventory()->serialize(os); std::string s = os.str(); - pkt->putRawString(s.c_str(), s.size()); - Send(pkt); + pkt.putRawString(s.c_str(), s.size()); + Send(&pkt); } void Server::SendChatMessage(u16 peer_id, const std::wstring &message) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_CHAT_MESSAGE, 0, peer_id); - *pkt << message; + NetworkPacket pkt(TOCLIENT_CHAT_MESSAGE, 0, peer_id); + pkt << message; if (peer_id != PEER_ID_INEXISTENT) { - Send(pkt); + Send(&pkt); } else { - m_clients.sendToAll(0,pkt,true); + m_clients.sendToAll(0, &pkt, true); } } void Server::SendShowFormspecMessage(u16 peer_id, const std::string &formspec, const std::string &formname) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_SHOW_FORMSPEC, 0 , peer_id); + NetworkPacket pkt(TOCLIENT_SHOW_FORMSPEC, 0 , peer_id); - pkt->putLongString(FORMSPEC_VERSION_STRING + formspec); - *pkt << formname; + pkt.putLongString(FORMSPEC_VERSION_STRING + formspec); + pkt << formname; - Send(pkt); + Send(&pkt); } // Spawns a particle on peer with peer_id @@ -1631,20 +1669,20 @@ void Server::SendSpawnParticle(u16 peer_id, v3f pos, v3f velocity, v3f accelerat float expirationtime, float size, bool collisiondetection, bool vertical, std::string texture) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_SPAWN_PARTICLE, 0, peer_id); + NetworkPacket pkt(TOCLIENT_SPAWN_PARTICLE, 0, peer_id); - *pkt << pos << velocity << acceleration << expirationtime + pkt << pos << velocity << acceleration << expirationtime << size << collisiondetection; - pkt->putLongString(texture); - *pkt << vertical; + pkt.putLongString(texture); + pkt << vertical; if (peer_id != PEER_ID_INEXISTENT) { - Send(pkt); + Send(&pkt); } else { - m_clients.sendToAll(0,pkt,true); + m_clients.sendToAll(0, &pkt, true); } } @@ -1653,156 +1691,160 @@ void Server::SendAddParticleSpawner(u16 peer_id, u16 amount, float spawntime, v3 v3f minvel, v3f maxvel, v3f minacc, v3f maxacc, float minexptime, float maxexptime, float minsize, float maxsize, bool collisiondetection, bool vertical, std::string texture, u32 id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_ADD_PARTICLESPAWNER, 0, peer_id); + NetworkPacket pkt(TOCLIENT_ADD_PARTICLESPAWNER, 0, peer_id); - *pkt << amount << spawntime << minpos << maxpos << minvel << maxvel + pkt << amount << spawntime << minpos << maxpos << minvel << maxvel << minacc << maxacc << minexptime << maxexptime << minsize << maxsize << collisiondetection; - pkt->putLongString(texture); + pkt.putLongString(texture); - *pkt << id << vertical; + pkt << id << vertical; if (peer_id != PEER_ID_INEXISTENT) { - Send(pkt); + Send(&pkt); } else { - m_clients.sendToAll(0, pkt, true); + m_clients.sendToAll(0, &pkt, true); } } void Server::SendDeleteParticleSpawner(u16 peer_id, u32 id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_DELETE_PARTICLESPAWNER, 2, peer_id); + NetworkPacket pkt(TOCLIENT_DELETE_PARTICLESPAWNER_LEGACY, 2, peer_id); // Ugly error in this packet - *pkt << (u16) id; + pkt << (u16) id; if (peer_id != PEER_ID_INEXISTENT) { - Send(pkt); + Send(&pkt); } else { - m_clients.sendToAll(0, pkt, true); + m_clients.sendToAll(0, &pkt, true); } } void Server::SendHUDAdd(u16 peer_id, u32 id, HudElement *form) { - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_HUDADD, 0 , peer_id); + NetworkPacket pkt(TOCLIENT_HUDADD, 0 , peer_id); - *pkt << id << (u8) form->type << form->pos << form->name << form->scale + pkt << id << (u8) form->type << form->pos << form->name << form->scale << form->text << form->number << form->item << form->dir << form->align << form->offset << form->world_pos << form->size; - Send(pkt); + Send(&pkt); } void Server::SendHUDRemove(u16 peer_id, u32 id) { - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_HUDRM, 4, peer_id); - *pkt << id; - Send(pkt); + NetworkPacket pkt(TOCLIENT_HUDRM, 4, peer_id); + pkt << id; + Send(&pkt); } void Server::SendHUDChange(u16 peer_id, u32 id, HudElementStat stat, void *value) { - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_HUDCHANGE, 0, peer_id); - *pkt << id << (u8) stat; + NetworkPacket pkt(TOCLIENT_HUDCHANGE, 0, peer_id); + pkt << id << (u8) stat; switch (stat) { case HUD_STAT_POS: case HUD_STAT_SCALE: case HUD_STAT_ALIGN: case HUD_STAT_OFFSET: - *pkt << *(v2f *) value; + pkt << *(v2f *) value; break; case HUD_STAT_NAME: case HUD_STAT_TEXT: - *pkt << *(std::string *) value; + pkt << *(std::string *) value; break; case HUD_STAT_WORLD_POS: - *pkt << *(v3f *) value; + pkt << *(v3f *) value; break; case HUD_STAT_SIZE: - *pkt << *(v2s32 *) value; + pkt << *(v2s32 *) value; break; case HUD_STAT_NUMBER: case HUD_STAT_ITEM: case HUD_STAT_DIR: default: - *pkt << *(u32 *) value; + pkt << *(u32 *) value; break; } - Send(pkt); + Send(&pkt); } void Server::SendHUDSetFlags(u16 peer_id, u32 flags, u32 mask) { - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_HUD_SET_FLAGS, 4 + 4, peer_id); + NetworkPacket pkt(TOCLIENT_HUD_SET_FLAGS, 4 + 4, peer_id); flags &= ~(HUD_FLAG_HEALTHBAR_VISIBLE | HUD_FLAG_BREATHBAR_VISIBLE); - *pkt << flags << mask; + pkt << flags << mask; - Send(pkt); + Send(&pkt); } void Server::SendHUDSetParam(u16 peer_id, u16 param, const std::string &value) { - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_HUD_SET_PARAM, 0, peer_id); - *pkt << param << value; - Send(pkt); + NetworkPacket pkt(TOCLIENT_HUD_SET_PARAM, 0, peer_id); + pkt << param << value; + Send(&pkt); } void Server::SendSetSky(u16 peer_id, const video::SColor &bgcolor, const std::string &type, const std::vector ¶ms) { - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_SET_SKY, 0, peer_id); - *pkt << bgcolor << type << (u16) params.size(); + NetworkPacket pkt(TOCLIENT_SET_SKY, 0, peer_id); + pkt << bgcolor << type << (u16) params.size(); for(size_t i=0; igetHP()); m_script->player_event(playersao,"health_changed"); @@ -1814,7 +1856,7 @@ void Server::SendPlayerHP(u16 peer_id) void Server::SendPlayerBreath(u16 peer_id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); PlayerSAO *playersao = getPlayerSAO(peer_id); assert(playersao); @@ -1824,43 +1866,43 @@ void Server::SendPlayerBreath(u16 peer_id) void Server::SendMovePlayer(u16 peer_id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); Player *player = m_env->getPlayer(peer_id); assert(player); - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_MOVE_PLAYER, 0, peer_id); - *pkt << player->getPosition() << player->getPitch() << player->getYaw(); + NetworkPacket pkt(TOCLIENT_MOVE_PLAYER, sizeof(v3f) + sizeof(f32) * 2, peer_id); + pkt << player->getPosition() << player->getPitch() << player->getYaw(); { v3f pos = player->getPosition(); f32 pitch = player->getPitch(); f32 yaw = player->getYaw(); - verbosestream<<"Server: Sending TOCLIENT_MOVE_PLAYER" - <<" pos=("< clients = m_clients.getClientIDs(); - m_clients.Lock(); + m_clients.lock(); for(std::vector::iterator i = clients.begin(); i != clients.end(); ++i) { RemoteClient *client = m_clients.lockedGetClientNoEx(*i, CS_Active); @@ -2125,7 +2183,7 @@ void Server::SendBlocks(float dtime) total_sending += client->SendingCount(); client->GetNextBlocks(m_env,m_emerge, dtime, queue); } - m_clients.Unlock(); + m_clients.unlock(); } // Sort. @@ -2133,7 +2191,7 @@ void Server::SendBlocks(float dtime) // Lowest is most important. std::sort(queue.begin(), queue.end()); - m_clients.Lock(); + m_clients.lock(); for(u32 i=0; iSentBlock(q.pos); total_sending++; } - m_clients.Unlock(); + m_clients.unlock(); } void Server::fillMediaCache() { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); infostream<<"Server: Calculating media file checksums"< paths; for(std::vector::iterator i = m_mods.begin(); - i != m_mods.end(); i++) { + i != m_mods.end(); ++i) { const ModSpec &mod = *i; paths.push_back(mod.path + DIR_DELIM + "textures"); paths.push_back(mod.path + DIR_DELIM + "sounds"); @@ -2186,7 +2244,7 @@ void Server::fillMediaCache() // Collect media file information from paths into cache for(std::vector::iterator i = paths.begin(); - i != paths.end(); i++) { + i != paths.end(); ++i) { std::string mediapath = *i; std::vector dirlist = fs::GetDirListing(mediapath); for (u32 j = 0; j < dirlist.size(); j++) { @@ -2262,58 +2320,26 @@ void Server::fillMediaCache() } } -struct SendableMediaAnnouncement -{ - std::string name; - std::string sha1_digest; - - SendableMediaAnnouncement(const std::string &name_="", - const std::string &sha1_digest_=""): - name(name_), - sha1_digest(sha1_digest_) - {} -}; - void Server::sendMediaAnnouncement(u16 peer_id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - verbosestream<<"Server: Announcing files to id("< file_announcements; - - for (std::map::iterator i = m_media.begin(); - i != m_media.end(); i++){ - // Put in list - file_announcements.push_back( - SendableMediaAnnouncement(i->first, i->second.sha1_digest)); - } + verbosestream << "Server: Announcing files to id(" << peer_id << ")" + << std::endl; // Make packet std::ostringstream os(std::ios_base::binary); - /* - u32 number of files - for each texture { - u16 length of name - string name - u16 length of sha1_digest - string sha1_digest - } - */ - - NetworkPacket* pkt = new NetworkPacket(TOCLIENT_ANNOUNCE_MEDIA, 0, peer_id); - *pkt << (u16) file_announcements.size(); + NetworkPacket pkt(TOCLIENT_ANNOUNCE_MEDIA, 0, peer_id); + pkt << (u16) m_media.size(); - for (std::vector::iterator - j = file_announcements.begin(); - j != file_announcements.end(); ++j) { - *pkt << j->name << j->sha1_digest; + for (std::map::iterator i = m_media.begin(); + i != m_media.end(); ++i) { + pkt << i->first << i->second.sha1_digest; } - *pkt << g_settings->get("remote_media"); - Send(pkt); + pkt << g_settings->get("remote_media"); + Send(&pkt); } struct SendableMedia @@ -2333,7 +2359,7 @@ struct SendableMedia void Server::sendRequestedMedia(u16 peer_id, const std::vector &tosend) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); verbosestream<<"Server::sendRequestedMedia(): " <<"Sending files to client"<::iterator j = file_bunches[i].begin(); j != file_bunches[i].end(); ++j) { - *pkt << j->name; - pkt->putLongString(j->data); + pkt << j->name; + pkt.putLongString(j->data); } verbosestream << "Server::sendRequestedMedia(): bunch " << i << "/" << num_bunches << " files=" << file_bunches[i].size() - << " size=" << pkt->getSize() << std::endl; - Send(pkt); + << " size=" << pkt.getSize() << std::endl; + Send(&pkt); } } void Server::sendDetachedInventory(const std::string &name, u16 peer_id) { if(m_detached_inventories.count(name) == 0) { - errorstream<<__FUNCTION_NAME<<": \""<putRawString(s.c_str(), s.size()); + NetworkPacket pkt(TOCLIENT_DETACHED_INVENTORY, 0, peer_id); + pkt.putRawString(s.c_str(), s.size()); if (peer_id != PEER_ID_INEXISTENT) { - Send(pkt); + Send(&pkt); } else { - m_clients.sendToAll(0, pkt, true); + m_clients.sendToAll(0, &pkt, true); } } void Server::sendDetachedInventories(u16 peer_id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); for(std::map::iterator i = m_detached_inventories.begin(); - i != m_detached_inventories.end(); i++) { + i != m_detached_inventories.end(); ++i) { const std::string &name = i->first; //Inventory *inv = i->second; sendDetachedInventory(name, peer_id); @@ -2482,7 +2508,7 @@ void Server::sendDetachedInventories(u16 peer_id) void Server::DiePlayer(u16 peer_id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); PlayerSAO *playersao = getPlayerSAO(peer_id); assert(playersao); @@ -2502,7 +2528,7 @@ void Server::DiePlayer(u16 peer_id) void Server::RespawnPlayer(u16 peer_id) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); PlayerSAO *playersao = getPlayerSAO(peer_id); assert(playersao); @@ -2519,24 +2545,93 @@ void Server::RespawnPlayer(u16 peer_id) bool repositioned = m_script->on_respawnplayer(playersao); if(!repositioned){ - v3f pos = findSpawnPos(m_env->getServerMap()); + v3f pos = findSpawnPos(); // setPos will send the new position to client playersao->setPos(pos); } } -void Server::DenyAccess(u16 peer_id, const std::wstring &reason) + +void Server::DenySudoAccess(u16 peer_id) +{ + DSTACK(FUNCTION_NAME); + + NetworkPacket pkt(TOCLIENT_DENY_SUDO_MODE, 0, peer_id); + Send(&pkt); +} + + +void Server::DenyAccessVerCompliant(u16 peer_id, u16 proto_ver, AccessDeniedCode reason, + const std::string &str_reason, bool reconnect) +{ + if (proto_ver >= 25) { + SendAccessDenied(peer_id, reason, str_reason); + } else { + std::wstring wreason = utf8_to_wide( + reason == SERVER_ACCESSDENIED_CUSTOM_STRING ? str_reason : + accessDeniedStrings[(u8)reason]); + SendAccessDenied_Legacy(peer_id, wreason); + } + + m_clients.event(peer_id, CSE_SetDenied); + m_con.DisconnectPeer(peer_id); +} + + +void Server::DenyAccess(u16 peer_id, AccessDeniedCode reason, const std::string &custom_reason) +{ + DSTACK(FUNCTION_NAME); + + SendAccessDenied(peer_id, reason, custom_reason); + m_clients.event(peer_id, CSE_SetDenied); + m_con.DisconnectPeer(peer_id); +} + +// 13/03/15: remove this function when protocol version 25 will become +// the minimum version for MT users, maybe in 1 year +void Server::DenyAccess_Legacy(u16 peer_id, const std::wstring &reason) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); - SendAccessDenied(peer_id, reason); + SendAccessDenied_Legacy(peer_id, reason); m_clients.event(peer_id, CSE_SetDenied); m_con.DisconnectPeer(peer_id); } +void Server::acceptAuth(u16 peer_id, bool forSudoMode) +{ + DSTACK(FUNCTION_NAME); + + if (!forSudoMode) { + RemoteClient* client = getClient(peer_id, CS_Invalid); + + NetworkPacket resp_pkt(TOCLIENT_AUTH_ACCEPT, 1 + 6 + 8 + 4, peer_id); + + // Right now, the auth mechs don't change between login and sudo mode. + u32 sudo_auth_mechs = client->allowed_auth_mechs; + client->allowed_sudo_mechs = sudo_auth_mechs; + + resp_pkt << v3f(0,0,0) << (u64) m_env->getServerMap().getSeed() + << g_settings->getFloat("dedicated_server_step") + << sudo_auth_mechs; + + Send(&resp_pkt); + m_clients.event(peer_id, CSE_AuthAccept); + } else { + NetworkPacket resp_pkt(TOCLIENT_ACCEPT_SUDO_MODE, 1 + 6 + 8 + 4, peer_id); + + // We only support SRP right now + u32 sudo_auth_mechs = AUTH_MECHANISM_FIRST_SRP; + + resp_pkt << sudo_auth_mechs; + Send(&resp_pkt); + m_clients.event(peer_id, CSE_SudoSuccess); + } +} + void Server::DeleteClient(u16 peer_id, ClientDeletionReason reason) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); std::wstring message; { /* @@ -2551,7 +2646,7 @@ void Server::DeleteClient(u16 peer_id, ClientDeletionReason reason) if(psound.clients.empty()) m_playing_sounds.erase(i++); else - i++; + ++i; } Player *player = m_env->getPlayer(peer_id); @@ -2601,13 +2696,17 @@ void Server::DeleteClient(u16 peer_id, ClientDeletionReason reason) os << player->getName() << " "; } - actionstream << player->getName() << " " + std::string name = player->getName(); + actionstream << name << " " << (reason == CDR_TIMEOUT ? "times out." : "leaves game.") << " List of players: " << os.str() << std::endl; + if (m_admin_chat) + m_admin_chat->outgoing_queue.push_back( + new ChatEventNick(CET_NICK_REMOVE, name)); } } { - JMutexAutoLock env_lock(m_env_mutex); + MutexAutoLock env_lock(m_env_mutex); m_clients.DeleteClient(peer_id); } } @@ -2619,13 +2718,14 @@ void Server::DeleteClient(u16 peer_id, ClientDeletionReason reason) void Server::UpdateCrafting(Player* player) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); // Get a preview for crafting ItemStack preview; InventoryLocation loc; loc.setPlayer(player->getName()); - getCraftingResult(&player->inventory, preview, false, this); + std::vector output_replacements; + getCraftingResult(&player->inventory, preview, output_replacements, false, this); m_env->getScriptIface()->item_CraftPredict(preview, player->getPlayerSAO(), (&player->inventory)->getList("craft"), loc); // Put the new preview in @@ -2635,6 +2735,102 @@ void Server::UpdateCrafting(Player* player) plist->changeItem(0, preview); } +void Server::handleChatInterfaceEvent(ChatEvent *evt) +{ + if (evt->type == CET_NICK_ADD) { + // The terminal informed us of its nick choice + m_admin_nick = ((ChatEventNick *)evt)->nick; + if (!m_script->getAuth(m_admin_nick, NULL, NULL)) { + errorstream << "You haven't set up an account." << std::endl + << "Please log in using the client as '" + << m_admin_nick << "' with a secure password." << std::endl + << "Until then, you can't execute admin tasks via the console," << std::endl + << "and everybody can claim the user account instead of you," << std::endl + << "giving them full control over this server." << std::endl; + } + } else { + assert(evt->type == CET_CHAT); + handleAdminChat((ChatEventChat *)evt); + } +} + +std::wstring Server::handleChat(const std::string &name, const std::wstring &wname, + const std::wstring &wmessage, bool check_shout_priv, + u16 peer_id_to_avoid_sending) +{ + // If something goes wrong, this player is to blame + RollbackScopeActor rollback_scope(m_rollback, + std::string("player:") + name); + + // Line to send + std::wstring line; + // Whether to send line to the player that sent the message, or to all players + bool broadcast_line = true; + + // Run script hook + bool ate = m_script->on_chat_message(name, + wide_to_utf8(wmessage)); + // If script ate the message, don't proceed + if (ate) + return L""; + + // Commands are implemented in Lua, so only catch invalid + // commands that were not "eaten" and send an error back + if (wmessage[0] == L'/') { + std::wstring wcmd = wmessage.substr(1); + broadcast_line = false; + if (wcmd.length() == 0) + line += L"-!- Empty command"; + else + line += L"-!- Invalid command: " + str_split(wcmd, L' ')[0]; + } else { + if (check_shout_priv && !checkPriv(name, "shout")) { + line += L"-!- You don't have permission to shout."; + broadcast_line = false; + } else { + line += L"<"; + line += wname; + line += L"> "; + line += wmessage; + } + } + + /* + Tell calling method to send the message to sender + */ + if (!broadcast_line) { + return line; + } else { + /* + Send the message to others + */ + actionstream << "CHAT: " << wide_to_narrow(line) << std::endl; + + std::vector clients = m_clients.getClientIDs(); + + for (u16 i = 0; i < clients.size(); i++) { + u16 cid = clients[i]; + if (cid != peer_id_to_avoid_sending) + SendChatMessage(cid, line); + } + } + return L""; +} + +void Server::handleAdminChat(const ChatEventChat *evt) +{ + std::string name = evt->nick; + std::wstring wname = utf8_to_wide(name); + std::wstring wmessage = evt->evt_msg; + + std::wstring answer = handleChat(name, wname, wmessage); + + // If asked to send answer to sender + if (!answer.empty()) { + m_admin_chat->outgoing_queue.push_back(new ChatEventChat("", answer)); + } +} + RemoteClient* Server::getClient(u16 peer_id, ClientState state_min) { RemoteClient *client = getClientNoEx(peer_id,state_min); @@ -2669,7 +2865,7 @@ std::wstring Server::getStatusString() std::wostringstream os(std::ios_base::binary); os<getPlayer(name); - if(!player) + if (!player) { return; + } if (player->peer_id == PEER_ID_INEXISTENT) return; @@ -2772,21 +2977,23 @@ void Server::notifyPlayer(const char *name, const std::wstring &msg) SendChatMessage(player->peer_id, msg); } -bool Server::showFormspec(const char *playername, const std::string &formspec, const std::string &formname) +bool Server::showFormspec(const char *playername, const std::string &formspec, + const std::string &formname) { - Player *player = m_env->getPlayer(playername); + // m_env will be NULL if the server is initializing + if (!m_env) + return false; - if(!player) - { - infostream<<"showFormspec: couldn't find player:"<getPlayer(playername); + if (!player) return false; - } SendShowFormspecMessage(player->peer_id, formspec, formname); return true; } -u32 Server::hudAdd(Player *player, HudElement *form) { +u32 Server::hudAdd(Player *player, HudElement *form) +{ if (!player) return -1; @@ -2812,7 +3019,8 @@ bool Server::hudRemove(Player *player, u32 id) { return true; } -bool Server::hudChange(Player *player, u32 id, HudElementStat stat, void *data) { +bool Server::hudChange(Player *player, u32 id, HudElementStat stat, void *data) +{ if (!player) return false; @@ -2820,12 +3028,14 @@ bool Server::hudChange(Player *player, u32 id, HudElementStat stat, void *data) return true; } -bool Server::hudSetFlags(Player *player, u32 flags, u32 mask) { +bool Server::hudSetFlags(Player *player, u32 flags, u32 mask) +{ if (!player) return false; SendHUDSetFlags(player->peer_id, flags, mask); - player->hud_flags = flags; + player->hud_flags &= ~mask; + player->hud_flags |= flags; PlayerSAO* playersao = player->getPlayerSAO(); @@ -2836,37 +3046,67 @@ bool Server::hudSetFlags(Player *player, u32 flags, u32 mask) { return true; } -bool Server::hudSetHotbarItemcount(Player *player, s32 hotbar_itemcount) { +bool Server::hudSetHotbarItemcount(Player *player, s32 hotbar_itemcount) +{ if (!player) return false; if (hotbar_itemcount <= 0 || hotbar_itemcount > HUD_HOTBAR_ITEMCOUNT_MAX) return false; + player->setHotbarItemcount(hotbar_itemcount); std::ostringstream os(std::ios::binary); writeS32(os, hotbar_itemcount); SendHUDSetParam(player->peer_id, HUD_PARAM_HOTBAR_ITEMCOUNT, os.str()); return true; } -void Server::hudSetHotbarImage(Player *player, std::string name) { +s32 Server::hudGetHotbarItemcount(Player *player) +{ + if (!player) + return 0; + return player->getHotbarItemcount(); +} + +void Server::hudSetHotbarImage(Player *player, std::string name) +{ if (!player) return; + player->setHotbarImage(name); SendHUDSetParam(player->peer_id, HUD_PARAM_HOTBAR_IMAGE, name); } -void Server::hudSetHotbarSelectedImage(Player *player, std::string name) { +std::string Server::hudGetHotbarImage(Player *player) +{ + if (!player) + return ""; + return player->getHotbarImage(); +} + +void Server::hudSetHotbarSelectedImage(Player *player, std::string name) +{ if (!player) return; + player->setHotbarSelectedImage(name); SendHUDSetParam(player->peer_id, HUD_PARAM_HOTBAR_SELECTED_IMAGE, name); } -bool Server::setLocalPlayerAnimations(Player *player, v2s32 animation_frames[4], f32 frame_speed) +std::string Server::hudGetHotbarSelectedImage(Player *player) +{ + if (!player) + return ""; + + return player->getHotbarSelectedImage(); +} + +bool Server::setLocalPlayerAnimations(Player *player, + v2s32 animation_frames[4], f32 frame_speed) { if (!player) return false; + player->setLocalAnimations(animation_frames, frame_speed); SendLocalPlayerAnimations(player->peer_id, animation_frames, frame_speed); return true; } @@ -2876,26 +3116,30 @@ bool Server::setPlayerEyeOffset(Player *player, v3f first, v3f third) if (!player) return false; + player->eye_offset_first = first; + player->eye_offset_third = third; SendEyeOffset(player->peer_id, first, third); return true; } bool Server::setSky(Player *player, const video::SColor &bgcolor, - const std::string &type, const std::vector ¶ms) + const std::string &type, const std::vector ¶ms) { if (!player) return false; + player->setSky(bgcolor, type, params); SendSetSky(player->peer_id, bgcolor, type, params); return true; } bool Server::overrideDayNightRatio(Player *player, bool do_override, - float ratio) + float ratio) { if (!player) return false; + player->overrideDayNightRatio(do_override, ratio); SendOverrideDayNightRatio(player->peer_id, do_override, ratio); return true; } @@ -2905,68 +3149,45 @@ void Server::notifyPlayers(const std::wstring &msg) SendChatMessage(PEER_ID_INEXISTENT,msg); } -void Server::spawnParticle(const char *playername, v3f pos, - v3f velocity, v3f acceleration, - float expirationtime, float size, bool - collisiondetection, bool vertical, std::string texture) +void Server::spawnParticle(const std::string &playername, v3f pos, + v3f velocity, v3f acceleration, + float expirationtime, float size, bool + collisiondetection, bool vertical, const std::string &texture) { - Player *player = m_env->getPlayer(playername); - if(!player) + // m_env will be NULL if the server is initializing + if (!m_env) return; - SendSpawnParticle(player->peer_id, pos, velocity, acceleration, - expirationtime, size, collisiondetection, vertical, texture); -} -void Server::spawnParticleAll(v3f pos, v3f velocity, v3f acceleration, - float expirationtime, float size, - bool collisiondetection, bool vertical, std::string texture) -{ - SendSpawnParticle(PEER_ID_INEXISTENT,pos, velocity, acceleration, + u16 peer_id = PEER_ID_INEXISTENT; + if (playername != "") { + Player* player = m_env->getPlayer(playername.c_str()); + if (!player) + return; + peer_id = player->peer_id; + } + + SendSpawnParticle(peer_id, pos, velocity, acceleration, expirationtime, size, collisiondetection, vertical, texture); } -u32 Server::addParticleSpawner(const char *playername, - u16 amount, float spawntime, - v3f minpos, v3f maxpos, - v3f minvel, v3f maxvel, - v3f minacc, v3f maxacc, - float minexptime, float maxexptime, - float minsize, float maxsize, - bool collisiondetection, bool vertical, std::string texture) +u32 Server::addParticleSpawner(u16 amount, float spawntime, + v3f minpos, v3f maxpos, v3f minvel, v3f maxvel, v3f minacc, v3f maxacc, + float minexptime, float maxexptime, float minsize, float maxsize, + bool collisiondetection, bool vertical, const std::string &texture, + const std::string &playername) { - Player *player = m_env->getPlayer(playername); - if(!player) + // m_env will be NULL if the server is initializing + if (!m_env) return -1; - u32 id = 0; - for(;;) // look for unused particlespawner id - { - id++; - if (std::find(m_particlespawner_ids.begin(), - m_particlespawner_ids.end(), id) - == m_particlespawner_ids.end()) - { - m_particlespawner_ids.push_back(id); - break; - } + u16 peer_id = PEER_ID_INEXISTENT; + if (playername != "") { + Player* player = m_env->getPlayer(playername.c_str()); + if (!player) + return -1; + peer_id = player->peer_id; } - SendAddParticleSpawner(player->peer_id, amount, spawntime, - minpos, maxpos, minvel, maxvel, minacc, maxacc, - minexptime, maxexptime, minsize, maxsize, - collisiondetection, vertical, texture, id); - - return id; -} - -u32 Server::addParticleSpawnerAll(u16 amount, float spawntime, - v3f minpos, v3f maxpos, - v3f minvel, v3f maxvel, - v3f minacc, v3f maxacc, - float minexptime, float maxexptime, - float minsize, float maxsize, - bool collisiondetection, bool vertical, std::string texture) -{ u32 id = 0; for(;;) // look for unused particlespawner id { @@ -2980,7 +3201,7 @@ u32 Server::addParticleSpawnerAll(u16 amount, float spawntime, } } - SendAddParticleSpawner(PEER_ID_INEXISTENT, amount, spawntime, + SendAddParticleSpawner(peer_id, amount, spawntime, minpos, maxpos, minvel, maxvel, minacc, maxacc, minexptime, maxexptime, minsize, maxsize, collisiondetection, vertical, texture, id); @@ -2988,26 +3209,25 @@ u32 Server::addParticleSpawnerAll(u16 amount, float spawntime, return id; } -void Server::deleteParticleSpawner(const char *playername, u32 id) +void Server::deleteParticleSpawner(const std::string &playername, u32 id) { - Player *player = m_env->getPlayer(playername); - if(!player) - return; + // m_env will be NULL if the server is initializing + if (!m_env) + throw ServerError("Can't delete particle spawners during initialisation!"); - m_particlespawner_ids.erase( - std::remove(m_particlespawner_ids.begin(), - m_particlespawner_ids.end(), id), - m_particlespawner_ids.end()); - SendDeleteParticleSpawner(player->peer_id, id); -} + u16 peer_id = PEER_ID_INEXISTENT; + if (playername != "") { + Player* player = m_env->getPlayer(playername.c_str()); + if (!player) + return; + peer_id = player->peer_id; + } -void Server::deleteParticleSpawnerAll(u32 id) -{ m_particlespawner_ids.erase( std::remove(m_particlespawner_ids.begin(), m_particlespawner_ids.end(), id), m_particlespawner_ids.end()); - SendDeleteParticleSpawner(PEER_ID_INEXISTENT, id); + SendDeleteParticleSpawner(peer_id, id); } Inventory* Server::createDetachedInventory(const std::string &name) @@ -3026,24 +3246,6 @@ Inventory* Server::createDetachedInventory(const std::string &name) return inv; } -class BoolScopeSet -{ -public: - BoolScopeSet(bool *dst, bool val): - m_dst(dst) - { - m_orig_state = *m_dst; - *m_dst = val; - } - ~BoolScopeSet() - { - *m_dst = m_orig_state; - } -private: - bool *m_dst; - bool m_orig_state; -}; - // actions: time-reversed list // Return value: success/failure bool Server::rollbackRevertActions(const std::list &actions, @@ -3063,7 +3265,7 @@ bool Server::rollbackRevertActions(const std::list &actions, for(std::list::const_iterator i = actions.begin(); - i != actions.end(); i++) + i != actions.end(); ++i) { const RollbackAction &action = *i; num_tried++; @@ -3093,27 +3295,29 @@ bool Server::rollbackRevertActions(const std::list &actions, // IGameDef interface // Under envlock -IItemDefManager* Server::getItemDefManager() +IItemDefManager *Server::getItemDefManager() { return m_itemdef; } -INodeDefManager* Server::getNodeDefManager() + +INodeDefManager *Server::getNodeDefManager() { return m_nodedef; } -ICraftDefManager* Server::getCraftDefManager() + +ICraftDefManager *Server::getCraftDefManager() { return m_craftdef; } -ITextureSource* Server::getTextureSource() +ITextureSource *Server::getTextureSource() { return NULL; } -IShaderSource* Server::getShaderSource() +IShaderSource *Server::getShaderSource() { return NULL; } -scene::ISceneManager* Server::getSceneManager() +scene::ISceneManager *Server::getSceneManager() { return NULL; } @@ -3122,81 +3326,82 @@ u16 Server::allocateUnknownNodeId(const std::string &name) { return m_nodedef->allocateDummy(name); } -ISoundManager* Server::getSoundManager() + +ISoundManager *Server::getSoundManager() { return &dummySoundManager; } -MtEventManager* Server::getEventManager() + +MtEventManager *Server::getEventManager() { return m_event; } -IWritableItemDefManager* Server::getWritableItemDefManager() +IWritableItemDefManager *Server::getWritableItemDefManager() { return m_itemdef; } -IWritableNodeDefManager* Server::getWritableNodeDefManager() + +IWritableNodeDefManager *Server::getWritableNodeDefManager() { return m_nodedef; } -IWritableCraftDefManager* Server::getWritableCraftDefManager() + +IWritableCraftDefManager *Server::getWritableCraftDefManager() { return m_craftdef; } -const ModSpec* Server::getModSpec(const std::string &modname) +const ModSpec *Server::getModSpec(const std::string &modname) const { - for(std::vector::iterator i = m_mods.begin(); - i != m_mods.end(); i++){ - const ModSpec &mod = *i; - if(mod.name == modname) + std::vector::const_iterator it; + for (it = m_mods.begin(); it != m_mods.end(); ++it) { + const ModSpec &mod = *it; + if (mod.name == modname) return &mod; } return NULL; } + void Server::getModNames(std::vector &modlist) { - for(std::vector::iterator i = m_mods.begin(); i != m_mods.end(); i++) { - modlist.push_back(i->name); - } + std::vector::iterator it; + for (it = m_mods.begin(); it != m_mods.end(); ++it) + modlist.push_back(it->name); } + std::string Server::getBuiltinLuaPath() { return porting::path_share + DIR_DELIM + "builtin"; } -v3f findSpawnPos(ServerMap &map) +v3f Server::findSpawnPos() { - //return v3f(50,50,50)*BS; - - v3s16 nodepos; - -#if 0 - nodepos = v2s16(0,0); - groundheight = 20; -#endif + ServerMap &map = m_env->getServerMap(); + v3f nodeposf; + if (g_settings->getV3FNoEx("static_spawnpoint", nodeposf)) { + return nodeposf * BS; + } -#if 1 - s16 water_level = map.getWaterLevel(); + bool is_good = false; // Try to find a good place a few times - for(s32 i=0; i<1000; i++) - { + for(s32 i = 0; i < 4000 && !is_good; i++) { s32 range = 1 + i; // We're going to try to throw the player to this position v2s16 nodepos2d = v2s16( -range + (myrand() % (range * 2)), -range + (myrand() % (range * 2))); - // Get ground height at point - s16 groundheight = map.findGroundLevel(nodepos2d); - if (groundheight <= water_level) // Don't go underwater - continue; - if (groundheight > water_level + 6) // Don't go to high places + // Get spawn level at point + s16 spawn_level = m_emerge->getSpawnLevelAtPoint(nodepos2d); + // Continue if MAX_MAP_GENERATION_LIMIT was returned by + // the mapgen to signify an unsuitable spawn position + if (spawn_level == MAX_MAP_GENERATION_LIMIT) continue; - nodepos = v3s16(nodepos2d.X, groundheight, nodepos2d.Y); - bool is_good = false; + v3s16 nodepos(nodepos2d.X, spawn_level, nodepos2d.Y); + s32 air_count = 0; for (s32 i = 0; i < 10; i++) { v3s16 blockpos = getNodeBlockPos(nodepos); @@ -3204,25 +3409,23 @@ v3f findSpawnPos(ServerMap &map) content_t c = map.getNodeNoEx(nodepos).getContent(); if (c == CONTENT_AIR || c == CONTENT_IGNORE) { air_count++; - if (air_count >= 2){ + if (air_count >= 2) { + nodeposf = intToFloat(nodepos, BS); + // Don't spawn the player outside map boundaries + if (objectpos_over_limit(nodeposf)) + continue; is_good = true; break; } } nodepos.Y++; } - if(is_good){ - // Found a good place - //infostream<<"Searched through "<getServerMap()); + v3f pos = findSpawnPos(); player->setPosition(pos); // Make sure the player is saved @@ -3268,6 +3471,16 @@ PlayerSAO* Server::emergePlayer(const char *name, u16 peer_id) // Add player to environment m_env->addPlayer(player); + } else { + // If the player exists, ensure that they respawn inside legal bounds + // This fixes an assert crash when the player can't be added + // to the environment + if (objectpos_over_limit(player->getPosition())) { + actionstream << "Respawn position for player \"" + << name << "\" outside limits, resetting" << std::endl; + v3f pos = findSpawnPos(); + player->setPosition(pos); + } } // Create a new player active object @@ -3275,6 +3488,8 @@ PlayerSAO* Server::emergePlayer(const char *name, u16 peer_id) getPlayerEffectivePrivs(player->getName()), isSingleplayer()); + player->protocol_version = proto_version; + /* Clean up old HUD elements from previous sessions */ player->clearHud(); @@ -3291,7 +3506,7 @@ PlayerSAO* Server::emergePlayer(const char *name, u16 peer_id) void dedicated_server_loop(Server &server, bool &kill) { - DSTACK(__FUNCTION_NAME); + DSTACK(FUNCTION_NAME); verbosestream<<"dedicated_server_loop()"<