X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=src%2Fserver.cpp;h=a8d45278308b940a5336f0602e0336f861d7bd90;hb=fb4815c660d6d9cfc9df76a3ba763095b9701925;hp=a848c0ae98f5b351c32f6e917ea1f07881380d58;hpb=e0a85fae01287fb06c0d29fc309067d18286b100;p=dragonfireclient.git diff --git a/src/server.cpp b/src/server.cpp index a848c0ae9..a8d452783 100644 --- a/src/server.cpp +++ b/src/server.cpp @@ -34,8 +34,7 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "version.h" #include "filesys.h" #include "mapblock.h" -#include "serverobject.h" -#include "genericobject.h" +#include "server/serveractiveobject.h" #include "settings.h" #include "profiler.h" #include "log.h" @@ -48,7 +47,6 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "mapgen/mg_biome.h" #include "content_mapnode.h" #include "content_nodemeta.h" -#include "content_sao.h" #include "content/mods.h" #include "modchannels.h" #include "serverlist.h" @@ -65,6 +63,9 @@ with this program; if not, write to the Free Software Foundation, Inc., #include "chatmessage.h" #include "chat_interface.h" #include "remoteplayer.h" +#include "server/player_sao.h" +#include "server/serverinventorymgr.h" +#include "translation.h" class ClientNotFoundException : public BaseException { @@ -93,6 +94,15 @@ void *ServerThread::run() { BEGIN_DEBUG_EXCEPTION_HANDLER + /* + * The real business of the server happens on the ServerThread. + * How this works: + * AsyncRunStep() runs an actual server step as soon as enough time has + * passed (dedicated_server_loop keeps track of that). + * Receive() blocks at least(!) 30ms waiting for a packet (so this loop + * doesn't busy wait) and will process any remaining packets. + */ + m_server->AsyncRunStep(true); while (!stopRequested()) { @@ -101,7 +111,6 @@ void *ServerThread::run() m_server->Receive(); - } catch (con::NoIncomingDataException &e) { } catch (con::PeerNotFoundException &e) { infostream<<"Server: PeerNotFoundException"<getFloat("dedicated_server_step"); - if (m_path_world.empty()) throw ServerError("Supplied empty world path"); if (!gamespec.isValid()) throw ServerError("Supplied invalid gamespec"); + +#if USE_PROMETHEUS + m_metrics_backend = std::unique_ptr(createPrometheusMetricsBackend()); +#else + m_metrics_backend = std::unique_ptr(new MetricsBackend()); +#endif + + m_uptime_counter = m_metrics_backend->addCounter("minetest_core_server_uptime", "Server uptime (in seconds)"); + m_player_gauge = m_metrics_backend->addGauge("minetest_core_player_number", "Number of connected players"); + + m_timeofday_gauge = m_metrics_backend->addGauge( + "minetest_core_timeofday", + "Time of day value"); + + m_lag_gauge = m_metrics_backend->addGauge( + "minetest_core_latency", + "Latency value (in seconds)"); + + m_aom_buffer_counter = m_metrics_backend->addCounter( + "minetest_core_aom_generated_count", + "Number of active object messages generated"); + + m_packet_recv_counter = m_metrics_backend->addCounter( + "minetest_core_server_packet_recv", + "Processable packets received"); + + m_packet_recv_processed_counter = m_metrics_backend->addCounter( + "minetest_core_server_packet_recv_processed", + "Valid received packets processed"); + + m_lag_gauge->set(g_settings->getFloat("dedicated_server_step")); } Server::~Server() @@ -277,7 +316,18 @@ Server::~Server() // Execute script shutdown hooks infostream << "Executing shutdown hooks" << std::endl; - m_script->on_shutdown(); + try { + m_script->on_shutdown(); + } catch (ModError &e) { + errorstream << "ModError: " << e.what() << std::endl; + if (m_on_shutdown_errmsg) { + if (m_on_shutdown_errmsg->empty()) { + *m_on_shutdown_errmsg = std::string("ModError: ") + e.what(); + } else { + *m_on_shutdown_errmsg += std::string("\nModError: ") + e.what(); + } + } + } infostream << "Server: Saving environment metadata" << std::endl; m_env->saveMeta(); @@ -301,10 +351,12 @@ Server::~Server() // Deinitialize scripting infostream << "Server: Deinitializing scripting" << std::endl; delete m_script; + delete m_startup_server_map; // if available + delete m_game_settings; - // Delete detached inventories - for (auto &detached_inventory : m_detached_inventories) { - delete detached_inventory.second; + while (!m_unsent_map_edit_queue.empty()) { + delete m_unsent_map_edit_queue.front(); + m_unsent_map_edit_queue.pop(); } } @@ -318,9 +370,16 @@ void Server::init() infostream << "- world: " << m_path_world << std::endl; infostream << "- game: " << m_gamespec.path << std::endl; + m_game_settings = Settings::createLayer(SL_GAME); + // Create world if it doesn't exist - if (!loadGameConfAndInitWorld(m_path_world, m_gamespec)) - throw ServerError("Failed to initialize world"); + try { + loadGameConfAndInitWorld(m_path_world, + fs::GetFilenameFromPath(m_path_world.c_str()), + m_gamespec, false); + } catch (const BaseException &e) { + throw ServerError(std::string("Failed to initialize world: ") + e.what()); + } // Create emerge manager m_emerge = new EmergeManager(this); @@ -340,13 +399,17 @@ void Server::init() MutexAutoLock envlock(m_env_mutex); // Create the Map (loads map_meta.txt, overriding configured mapgen params) - ServerMap *servermap = new ServerMap(m_path_world, this, m_emerge); + ServerMap *servermap = new ServerMap(m_path_world, this, m_emerge, m_metrics_backend.get()); + m_startup_server_map = servermap; // Initialize scripting infostream << "Server: Initializing Lua" << std::endl; m_script = new ServerScripting(this); + // Must be created before mod loading because we have some inventory creation + m_inventory_mgr = std::unique_ptr(new ServerInventoryManager()); + m_script->loadMod(getBuiltinLuaPath() + DIR_DELIM "init.lua", BUILTIN_MOD_NAME); m_modmgr->loadMods(m_script); @@ -361,23 +424,28 @@ void Server::init() std::vector paths; fs::GetRecursiveDirs(paths, g_settings->get("texture_path")); fs::GetRecursiveDirs(paths, m_gamespec.path + DIR_DELIM + "textures"); - for (const std::string &path : paths) - m_nodedef->applyTextureOverrides(path + DIR_DELIM + "override.txt"); + for (const std::string &path : paths) { + TextureOverrideSource override_source(path + DIR_DELIM + "override.txt"); + m_nodedef->applyTextureOverrides(override_source.getNodeTileOverrides()); + m_itemdef->applyTextureOverrides(override_source.getItemTextureOverrides()); + } m_nodedef->setNodeRegistrationStatus(true); // Perform pending node name resolutions m_nodedef->runNodeResolveCallbacks(); - // unmap node names for connected nodeboxes - m_nodedef->mapNodeboxConnections(); + // unmap node names in cross-references + m_nodedef->resolveCrossrefs(); // init the recipe hashes to speed up crafting m_craftdef->initHashes(this); // Initialize Environment + m_startup_server_map = nullptr; // Ownership moved to ServerEnvironment m_env = new ServerEnvironment(servermap, m_script, this, m_path_world); + m_inventory_mgr->setEnv(m_env); m_clients.setEnv(m_env); if (!servermap->settings_mgr.makeMapgenParams()) @@ -399,6 +467,8 @@ void Server::init() m_env->loadMeta(); + // Those settings can be overwritten in world.mt, they are + // intended to be cached after environment loading. m_liquid_transform_every = g_settings->getFloat("liquid_update"); m_max_chatmessage_length = g_settings->getU16("chat_message_max_size"); m_csm_restriction_flags = g_settings->getU64("csm_restriction_flags"); @@ -407,6 +477,8 @@ void Server::init() void Server::start() { + init(); + infostream << "Starting server on " << m_bind_addr.serializeString() << "..." << std::endl; @@ -495,9 +567,7 @@ void Server::AsyncRunStep(bool initial_step) /* Update uptime */ - { - m_uptime.set(m_uptime.get() + dtime); - } + m_uptime_counter->increment(dtime); handlePeerChanges(); @@ -511,11 +581,13 @@ void Server::AsyncRunStep(bool initial_step) */ m_time_of_day_send_timer -= dtime; - if(m_time_of_day_send_timer < 0.0) { + if (m_time_of_day_send_timer < 0.0) { m_time_of_day_send_timer = g_settings->getFloat("time_send_interval"); u16 time = m_env->getTimeOfDay(); float time_speed = g_settings->getFloat("time_speed"); SendTimeOfDay(PEER_ID_INEXISTENT, time, time_speed); + + m_timeofday_gauge->set(time); } { @@ -587,7 +659,12 @@ void Server::AsyncRunStep(bool initial_step) } m_clients.step(dtime); - m_lag += (m_lag > dtime ? -1 : 1) * dtime/100; + // increase/decrease lag gauge gradually + if (m_lag_gauge->get() > dtime) { + m_lag_gauge->decrement(dtime/100); + } else { + m_lag_gauge->increment(dtime/100); + } #if USE_CURL // send masterserver announce { @@ -598,9 +675,9 @@ void Server::AsyncRunStep(bool initial_step) ServerList::AA_START, m_bind_addr.getPort(), m_clients.getPlayerNames(), - m_uptime.get(), + m_uptime_counter->get(), m_env->getGameTime(), - m_lag, + m_lag_gauge->get(), m_gamespec.id, Mapgen::getMapgenName(m_emerge->mgparams->mgtype), m_modmgr->getMods(), @@ -622,6 +699,7 @@ void Server::AsyncRunStep(bool initial_step) const RemoteClientMap &clients = m_clients.getClientList(); ScopeProfiler sp(g_profiler, "Server: update objects within range"); + m_player_gauge->set(clients.size()); for (const auto &client_it : clients) { RemoteClient *client = client_it.second; @@ -643,14 +721,17 @@ void Server::AsyncRunStep(bool initial_step) // Save mod storages if modified m_mod_storage_save_timer -= dtime; if (m_mod_storage_save_timer <= 0.0f) { - infostream << "Saving registered mod storages." << std::endl; m_mod_storage_save_timer = g_settings->getFloat("server_map_save_interval"); + int n = 0; for (std::unordered_map::const_iterator it = m_mod_storages.begin(); it != m_mod_storages.end(); ++it) { if (it->second->isModified()) { it->second->save(getModStoragePath()); + n++; } } + if (n > 0) + infostream << "Saved " << n << " modified mod storages." << std::endl; } } @@ -666,55 +747,68 @@ void Server::AsyncRunStep(bool initial_step) std::unordered_map*> buffered_messages; // Get active object messages from environment + ActiveObjectMessage aom(0); + u32 aom_count = 0; for(;;) { - ActiveObjectMessage aom = m_env->getActiveObjectMessage(); - if (aom.id == 0) + if (!m_env->getActiveObjectMessage(&aom)) break; std::vector* message_list = nullptr; - std::unordered_map* >::iterator n; - n = buffered_messages.find(aom.id); + auto n = buffered_messages.find(aom.id); if (n == buffered_messages.end()) { message_list = new std::vector; buffered_messages[aom.id] = message_list; - } - else { + } else { message_list = n->second; } - message_list->push_back(aom); + message_list->push_back(std::move(aom)); + aom_count++; } + m_aom_buffer_counter->increment(aom_count); + m_clients.lock(); const RemoteClientMap &clients = m_clients.getClientList(); // Route data to every client + std::string reliable_data, unreliable_data; for (const auto &client_it : clients) { + reliable_data.clear(); + unreliable_data.clear(); RemoteClient *client = client_it.second; - std::string reliable_data; - std::string unreliable_data; + PlayerSAO *player = getPlayerSAO(client->peer_id); // Go through all objects in message buffer for (const auto &buffered_message : buffered_messages) { - // If object is not known by client, skip it + // If object does not exist or is not known by client, skip it u16 id = buffered_message.first; - if (client->m_known_objects.find(id) == client->m_known_objects.end()) + ServerActiveObject *sao = m_env->getActiveObject(id); + if (!sao || client->m_known_objects.find(id) == client->m_known_objects.end()) continue; // Get message list of object std::vector* list = buffered_message.second; // Go through every message for (const ActiveObjectMessage &aom : *list) { - // Compose the full new data with header - std::string new_data; - // Add object id - char buf[2]; - writeU16((u8*)&buf[0], aom.id); - new_data.append(buf, 2); - // Add data - new_data += serializeString(aom.datastring); - // Add data to buffer - if (aom.reliable) - reliable_data += new_data; - else - unreliable_data += new_data; + // Send position updates to players who do not see the attachment + if (aom.datastring[0] == AO_CMD_UPDATE_POSITION) { + if (sao->getId() == player->getId()) + continue; + + // Do not send position updates for attached players + // as long the parent is known to the client + ServerActiveObject *parent = sao->getParent(); + if (parent && client->m_known_objects.find(parent->getId()) != + client->m_known_objects.end()) + continue; + } + + // Add full new data to appropriate buffer + std::string &buffer = aom.reliable ? reliable_data : unreliable_data; + char idbuf[2]; + writeU16((u8*) idbuf, aom.id); + // u16 id + // std::string data + buffer.append(idbuf, sizeof(idbuf)); + buffer.append(serializeString16(aom.datastring)); } } /* @@ -782,7 +876,6 @@ void Server::AsyncRunStep(bool initial_step) disable_single_change_sending ? 5 : 30); break; case MEET_BLOCK_NODE_METADATA_CHANGED: { - verbosestream << "Server: MEET_BLOCK_NODE_METADATA_CHANGED" << std::endl; prof.add("MEET_BLOCK_NODE_METADATA_CHANGED", 1); if (!event->is_private_change) { // Don't send the change yet. Collect them to eliminate dupes. @@ -798,7 +891,6 @@ void Server::AsyncRunStep(bool initial_step) break; } case MEET_OTHER: - infostream << "Server: MEET_OTHER" << std::endl; prof.add("MEET_OTHER", 1); for (const v3s16 &modified_block : event->modified_blocks) { m_clients.markBlockposAsNotSent(modified_block); @@ -892,24 +984,45 @@ void Server::AsyncRunStep(bool initial_step) void Server::Receive() { - session_t peer_id = 0; - try { - NetworkPacket pkt; - m_con->Receive(&pkt); - peer_id = pkt.getPeerId(); - ProcessData(&pkt); - } catch (const con::InvalidIncomingDataException &e) { - infostream << "Server::Receive(): InvalidIncomingDataException: what()=" - << e.what() << std::endl; - } catch (const SerializationError &e) { - infostream << "Server::Receive(): SerializationError: what()=" - << e.what() << std::endl; - } catch (const ClientStateError &e) { - errorstream << "ProcessData: peer=" << peer_id << e.what() << std::endl; - DenyAccess_Legacy(peer_id, L"Your client sent something server didn't expect." - L"Try reconnecting or updating your client"); - } catch (const con::PeerNotFoundException &e) { - // Do nothing + NetworkPacket pkt; + session_t peer_id; + bool first = true; + for (;;) { + pkt.clear(); + peer_id = 0; + try { + /* + In the first iteration *wait* for a packet, afterwards process + all packets that are immediately available (no waiting). + */ + if (first) { + m_con->Receive(&pkt); + first = false; + } else { + if (!m_con->TryReceive(&pkt)) + return; + } + + peer_id = pkt.getPeerId(); + m_packet_recv_counter->increment(); + ProcessData(&pkt); + m_packet_recv_processed_counter->increment(); + } catch (const con::InvalidIncomingDataException &e) { + infostream << "Server::Receive(): InvalidIncomingDataException: what()=" + << e.what() << std::endl; + } catch (const SerializationError &e) { + infostream << "Server::Receive(): SerializationError: what()=" + << e.what() << std::endl; + } catch (const ClientStateError &e) { + errorstream << "ProcessData: peer=" << peer_id << " what()=" + << e.what() << std::endl; + DenyAccess_Legacy(peer_id, L"Your client sent something server didn't expect." + L"Try reconnecting or updating your client"); + } catch (const con::PeerNotFoundException &e) { + // Do nothing + } catch (const con::NoIncomingDataException &e) { + return; + } } } @@ -972,16 +1085,15 @@ PlayerSAO* Server::StageTwoClientInit(session_t peer_id) // Send Breath SendPlayerBreath(playersao); - Address addr = getPeerAddress(player->getPeerId()); - std::string ip_str = addr.serializeString(); - actionstream<getName() <<" [" << ip_str << "] joins game. " << std::endl; /* Print out action */ { + Address addr = getPeerAddress(player->getPeerId()); + std::string ip_str = addr.serializeString(); const std::vector &names = m_clients.getPlayerNames(); - actionstream << player->getName() << " joins game. List of players: "; + actionstream << player->getName() << " [" << ip_str << "] joins game. List of players: "; for (const std::string &name : names) { actionstream << name << " "; @@ -1090,88 +1202,12 @@ void Server::setTimeOfDay(u32 time) m_time_of_day_send_timer = 0; } -void Server::onMapEditEvent(MapEditEvent *event) +void Server::onMapEditEvent(const MapEditEvent &event) { - if (m_ignore_map_edit_events_area.contains(event->getArea())) + if (m_ignore_map_edit_events_area.contains(event.getArea())) return; - MapEditEvent *e = event->clone(); - m_unsent_map_edit_queue.push(e); -} -Inventory* Server::getInventory(const InventoryLocation &loc) -{ - switch (loc.type) { - case InventoryLocation::UNDEFINED: - case InventoryLocation::CURRENT_PLAYER: - break; - case InventoryLocation::PLAYER: - { - RemotePlayer *player = m_env->getPlayer(loc.name.c_str()); - if(!player) - return NULL; - PlayerSAO *playersao = player->getPlayerSAO(); - if(!playersao) - return NULL; - return playersao->getInventory(); - } - break; - case InventoryLocation::NODEMETA: - { - NodeMetadata *meta = m_env->getMap().getNodeMetadata(loc.p); - if(!meta) - return NULL; - return meta->getInventory(); - } - break; - case InventoryLocation::DETACHED: - { - if(m_detached_inventories.count(loc.name) == 0) - return NULL; - return m_detached_inventories[loc.name]; - } - break; - default: - sanity_check(false); // abort - break; - } - return NULL; -} - -void Server::setInventoryModified(const InventoryLocation &loc) -{ - switch(loc.type){ - case InventoryLocation::UNDEFINED: - break; - case InventoryLocation::PLAYER: - { - - RemotePlayer *player = m_env->getPlayer(loc.name.c_str()); - - if (!player) - return; - - player->setModified(true); - player->inventory.setModified(true); - // Updates are sent in ServerEnvironment::step() - } - break; - case InventoryLocation::NODEMETA: - { - MapEditEvent event; - event.type = MEET_BLOCK_NODE_METADATA_CHANGED; - event.p = loc.p; - m_env->getMap().dispatchEvent(&event); - } - break; - case InventoryLocation::DETACHED: - { - // Updates are sent in ServerEnvironment::step() - } - break; - default: - sanity_check(false); // abort - break; - } + m_unsent_map_edit_queue.push(new MapEditEvent(event)); } void Server::SetBlocksNotSent(std::map& block) @@ -1209,19 +1245,8 @@ bool Server::getClientConInfo(session_t peer_id, con::rtt_stat_type type, float* return *retval != -1; } -bool Server::getClientInfo( - session_t peer_id, - ClientState* state, - u32* uptime, - u8* ser_vers, - u16* prot_vers, - u8* major, - u8* minor, - u8* patch, - std::string* vers_string - ) +bool Server::getClientInfo(session_t peer_id, ClientInfo &ret) { - *state = m_clients.getClientState(peer_id); m_clients.lock(); RemoteClient* client = m_clients.lockedGetClientNoEx(peer_id, CS_Invalid); @@ -1230,14 +1255,18 @@ bool Server::getClientInfo( return false; } - *uptime = client->uptime(); - *ser_vers = client->serialization_version; - *prot_vers = client->net_proto_version; + ret.state = client->getState(); + ret.addr = client->getAddress(); + ret.uptime = client->uptime(); + ret.ser_vers = client->serialization_version; + ret.prot_vers = client->net_proto_version; - *major = client->getMajor(); - *minor = client->getMinor(); - *patch = client->getPatch(); - *vers_string = client->getPatch(); + ret.major = client->getMajor(); + ret.minor = client->getMinor(); + ret.patch = client->getPatch(); + ret.vers_string = client->getFullVer(); + + ret.lang_code = client->getLangCode(); m_clients.unlock(); @@ -1323,7 +1352,7 @@ void Server::SendPlayerHPOrDie(PlayerSAO *playersao, const PlayerHPChangeReason return; session_t peer_id = playersao->getPeerID(); - bool is_alive = playersao->getHP() > 0; + bool is_alive = !playersao->isDead(); if (is_alive) SendPlayerHP(peer_id); @@ -1456,7 +1485,8 @@ void Server::SendChatMessage(session_t peer_id, const ChatMessage &message) NetworkPacket pkt(TOCLIENT_CHAT_MESSAGE, 0, peer_id); u8 version = 1; u8 type = message.type; - pkt << version << type << std::wstring(L"") << message.message << (u64)message.timestamp; + pkt << version << type << message.sender << message.message + << static_cast(message.timestamp); if (peer_id != PEER_ID_INEXISTENT) { RemotePlayer *player = m_env->getPlayer(peer_id); @@ -1492,17 +1522,15 @@ void Server::SendShowFormspecMessage(session_t peer_id, const std::string &forms // Spawns a particle on peer with peer_id void Server::SendSpawnParticle(session_t peer_id, u16 protocol_version, - v3f pos, v3f velocity, v3f acceleration, - float expirationtime, float size, bool collisiondetection, - bool collision_removal, bool object_collision, - bool vertical, const std::string &texture, - const struct TileAnimationParams &animation, u8 glow) + const ParticleParameters &p) { static thread_local const float radius = g_settings->getS16("max_block_send_distance") * MAP_BLOCKSIZE * BS; if (peer_id == PEER_ID_INEXISTENT) { std::vector clients = m_clients.getClientIDs(); + const v3f pos = p.pos * BS; + const float radius_sq = radius * radius; for (const session_t client_id : clients) { RemotePlayer *player = m_env->getPlayer(client_id); @@ -1514,76 +1542,78 @@ void Server::SendSpawnParticle(session_t peer_id, u16 protocol_version, continue; // Do not send to distant clients - if (sao->getBasePosition().getDistanceFrom(pos * BS) > radius) + if (sao->getBasePosition().getDistanceFromSQ(pos) > radius_sq) continue; - SendSpawnParticle(client_id, player->protocol_version, - pos, velocity, acceleration, - expirationtime, size, collisiondetection, collision_removal, - object_collision, vertical, texture, animation, glow); + SendSpawnParticle(client_id, player->protocol_version, p); } return; } + assert(protocol_version != 0); NetworkPacket pkt(TOCLIENT_SPAWN_PARTICLE, 0, peer_id); - pkt << pos << velocity << acceleration << expirationtime - << size << collisiondetection; - pkt.putLongString(texture); - pkt << vertical; - pkt << collision_removal; - // This is horrible but required (why are there two ways to serialize pkts?) - std::ostringstream os(std::ios_base::binary); - animation.serialize(os, protocol_version); - pkt.putRawString(os.str()); - pkt << glow; - pkt << object_collision; + { + // NetworkPacket and iostreams are incompatible... + std::ostringstream oss(std::ios_base::binary); + p.serialize(oss, protocol_version); + pkt.putRawString(oss.str()); + } Send(&pkt); } // Adds a ParticleSpawner on peer with peer_id void Server::SendAddParticleSpawner(session_t peer_id, u16 protocol_version, - 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 collision_removal, - bool object_collision, u16 attached_id, bool vertical, const std::string &texture, u32 id, - const struct TileAnimationParams &animation, u8 glow) + const ParticleSpawnerParameters &p, u16 attached_id, u32 id) { + static thread_local const float radius = + g_settings->getS16("max_block_send_distance") * MAP_BLOCKSIZE * BS; + if (peer_id == PEER_ID_INEXISTENT) { - // This sucks and should be replaced: std::vector clients = m_clients.getClientIDs(); + const v3f pos = (p.minpos + p.maxpos) / 2.0f * BS; + const float radius_sq = radius * radius; + /* Don't send short-lived spawners to distant players. + * This could be replaced with proper tracking at some point. */ + const bool distance_check = !attached_id && p.time <= 1.0f; + for (const session_t client_id : clients) { RemotePlayer *player = m_env->getPlayer(client_id); if (!player) continue; + + if (distance_check) { + PlayerSAO *sao = player->getPlayerSAO(); + if (!sao) + continue; + if (sao->getBasePosition().getDistanceFromSQ(pos) > radius_sq) + continue; + } + SendAddParticleSpawner(client_id, player->protocol_version, - amount, spawntime, minpos, maxpos, - minvel, maxvel, minacc, maxacc, minexptime, maxexptime, - minsize, maxsize, collisiondetection, collision_removal, - object_collision, attached_id, vertical, texture, id, - animation, glow); + p, attached_id, id); } return; } + assert(protocol_version != 0); - NetworkPacket pkt(TOCLIENT_ADD_PARTICLESPAWNER, 0, peer_id); + NetworkPacket pkt(TOCLIENT_ADD_PARTICLESPAWNER, 100, peer_id); - pkt << amount << spawntime << minpos << maxpos << minvel << maxvel - << minacc << maxacc << minexptime << maxexptime << minsize - << maxsize << collisiondetection; + pkt << p.amount << p.time << p.minpos << p.maxpos << p.minvel + << p.maxvel << p.minacc << p.maxacc << p.minexptime << p.maxexptime + << p.minsize << p.maxsize << p.collisiondetection; - pkt.putLongString(texture); + pkt.putLongString(p.texture); - pkt << id << vertical; - pkt << collision_removal; - pkt << attached_id; - // This is horrible but required - std::ostringstream os(std::ios_base::binary); - animation.serialize(os, protocol_version); - pkt.putRawString(os.str()); - pkt << glow; - pkt << object_collision; + pkt << id << p.vertical << p.collision_removal << attached_id; + { + std::ostringstream os(std::ios_base::binary); + p.animation.serialize(os, protocol_version); + pkt.putRawString(os.str()); + } + pkt << p.glow << p.object_collision; + pkt << p.node.param0 << p.node.param2 << p.node_tile; Send(&pkt); } @@ -1592,7 +1622,6 @@ void Server::SendDeleteParticleSpawner(session_t peer_id, u32 id) { NetworkPacket pkt(TOCLIENT_DELETE_PARTICLESPAWNER, 4, peer_id); - // Ugly error in this packet pkt << id; if (peer_id != PEER_ID_INEXISTENT) @@ -1608,7 +1637,8 @@ void Server::SendHUDAdd(session_t peer_id, u32 id, HudElement *form) 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; + << form->align << form->offset << form->world_pos << form->size + << form->z_index << form->text2; Send(&pkt); } @@ -1634,6 +1664,7 @@ void Server::SendHUDChange(session_t peer_id, u32 id, HudElementStat stat, void break; case HUD_STAT_NAME: case HUD_STAT_TEXT: + case HUD_STAT_TEXT2: pkt << *(std::string *) value; break; case HUD_STAT_WORLD_POS: @@ -1671,17 +1702,62 @@ void Server::SendHUDSetParam(session_t peer_id, u16 param, const std::string &va Send(&pkt); } -void Server::SendSetSky(session_t peer_id, const video::SColor &bgcolor, - const std::string &type, const std::vector ¶ms, - bool &clouds) +void Server::SendSetSky(session_t peer_id, const SkyboxParams ¶ms) { NetworkPacket pkt(TOCLIENT_SET_SKY, 0, peer_id); - pkt << bgcolor << type << (u16) params.size(); - for (const std::string ¶m : params) - pkt << param; + // Handle prior clients here + if (m_clients.getProtocolVersion(peer_id) < 39) { + pkt << params.bgcolor << params.type << (u16) params.textures.size(); + + for (const std::string& texture : params.textures) + pkt << texture; + + pkt << params.clouds; + } else { // Handle current clients and future clients + pkt << params.bgcolor << params.type + << params.clouds << params.fog_sun_tint + << params.fog_moon_tint << params.fog_tint_type; + + if (params.type == "skybox") { + pkt << (u16) params.textures.size(); + for (const std::string &texture : params.textures) + pkt << texture; + } else if (params.type == "regular") { + pkt << params.sky_color.day_sky << params.sky_color.day_horizon + << params.sky_color.dawn_sky << params.sky_color.dawn_horizon + << params.sky_color.night_sky << params.sky_color.night_horizon + << params.sky_color.indoors; + } + } + + Send(&pkt); +} + +void Server::SendSetSun(session_t peer_id, const SunParams ¶ms) +{ + NetworkPacket pkt(TOCLIENT_SET_SUN, 0, peer_id); + pkt << params.visible << params.texture + << params.tonemap << params.sunrise + << params.sunrise_visible << params.scale; + + Send(&pkt); +} +void Server::SendSetMoon(session_t peer_id, const MoonParams ¶ms) +{ + NetworkPacket pkt(TOCLIENT_SET_MOON, 0, peer_id); + + pkt << params.visible << params.texture + << params.tonemap << params.scale; - pkt << clouds; + Send(&pkt); +} +void Server::SendSetStars(session_t peer_id, const StarParams ¶ms) +{ + NetworkPacket pkt(TOCLIENT_SET_STARS, 0, peer_id); + + pkt << params.visible << params.count + << params.starcolor << params.scale; Send(&pkt); } @@ -1721,18 +1797,13 @@ void Server::SendTimeOfDay(session_t peer_id, u16 time, f32 time_speed) void Server::SendPlayerHP(session_t peer_id) { PlayerSAO *playersao = getPlayerSAO(peer_id); - // In some rare case if the player is disconnected - // while Lua call l_punch, for example, this can be NULL - if (!playersao) - return; + assert(playersao); SendHP(peer_id, playersao->getHP()); m_script->player_event(playersao,"health_changed"); // Send to other clients - std::string str = gob_cmd_punched(playersao->getHP()); - ActiveObjectMessage aom(playersao->getId(), true, str); - playersao->m_messages_out.push(aom); + playersao->sendPunchCommand(); } void Server::SendPlayerBreath(PlayerSAO *sao) @@ -1750,6 +1821,9 @@ void Server::SendMovePlayer(session_t peer_id) PlayerSAO *sao = player->getPlayerSAO(); assert(sao); + // Send attachment updates instantly to the client prior updating position + sao->sendOutdatedData(); + NetworkPacket pkt(TOCLIENT_MOVE_PLAYER, sizeof(v3f) + sizeof(f32) * 2, peer_id); pkt << sao->getBasePosition() << sao->getLookPitch() << sao->getRotation().Y; @@ -1765,6 +1839,16 @@ void Server::SendMovePlayer(session_t peer_id) Send(&pkt); } +void Server::SendPlayerFov(session_t peer_id) +{ + NetworkPacket pkt(TOCLIENT_FOV, 4 + 1 + 4, peer_id); + + PlayerFovSpec fov_spec = m_env->getPlayer(peer_id)->getFov(); + pkt << fov_spec.fov << fov_spec.is_multiplier << fov_spec.transition_time; + + Send(&pkt); +} + void Server::SendLocalPlayerAnimations(session_t peer_id, v2s32 animation_frames[4], f32 animation_speed) { @@ -1892,14 +1976,17 @@ void Server::SendActiveObjectRemoveAdd(RemoteClient *client, PlayerSAO *playersa while (!added_objects.empty()) { // Get object u16 id = added_objects.front(); - ServerActiveObject* obj = m_env->getActiveObject(id); + ServerActiveObject *obj = m_env->getActiveObject(id); + added_objects.pop(); + + if (!obj) { + warningstream << FUNCTION_NAME << ": NULL object id=" + << (int)id << std::endl; + continue; + } // Get object type - u8 type = ACTIVEOBJECT_TYPE_INVALID; - if (!obj) - warningstream << FUNCTION_NAME << ": NULL object" << std::endl; - else - type = obj->getSendType(); + u8 type = obj->getSendType(); // Add to data buffer for sending writeU16((u8*)buf, id); @@ -1907,19 +1994,13 @@ void Server::SendActiveObjectRemoveAdd(RemoteClient *client, PlayerSAO *playersa writeU8((u8*)buf, type); data.append(buf, 1); - if (obj) - data.append(serializeLongString( - obj->getClientInitializationData(client->net_proto_version))); - else - data.append(serializeLongString("")); + data.append(serializeString32( + obj->getClientInitializationData(client->net_proto_version))); // Add to known objects client->m_known_objects.insert(id); - if (obj) - obj->m_known_by_count++; - - added_objects.pop(); + obj->m_known_by_count++; } NetworkPacket pkt(TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD, data.size(), client->peer_id); @@ -1959,8 +2040,18 @@ void Server::SendPlayerSpeed(session_t peer_id, const v3f &added_vel) Send(&pkt); } +inline s32 Server::nextSoundId() +{ + s32 ret = m_next_sound_id; + if (m_next_sound_id == INT32_MAX) + m_next_sound_id = 0; // signed overflow is undefined + else + m_next_sound_id++; + return ret; +} + s32 Server::playSound(const SimpleSoundSpec &spec, - const ServerSoundParams ¶ms) + const ServerSoundParams ¶ms, bool ephemeral) { // Find out initial position of sound bool pos_exists = false; @@ -1971,7 +2062,7 @@ s32 Server::playSound(const SimpleSoundSpec &spec, // Filter destination clients std::vector dst_clients; - if(!params.to_player.empty()) { + if (!params.to_player.empty()) { RemotePlayer *player = m_env->getPlayer(params.to_player.c_str()); if(!player){ infostream<<"Server::playSound: Player \""<getPlayer(client_id); if (!player) continue; + if (!params.exclude_player.empty() && + params.exclude_player == player->getName()) + continue; PlayerSAO *sao = player->getPlayerSAO(); if (!sao) @@ -2009,27 +2103,32 @@ s32 Server::playSound(const SimpleSoundSpec &spec, return -1; // Create the sound - s32 id = m_next_sound_id++; - // The sound will exist as a reference in m_playing_sounds - m_playing_sounds[id] = ServerPlayingSound(); - ServerPlayingSound &psound = m_playing_sounds[id]; - psound.params = params; - psound.spec = spec; + s32 id; + ServerPlayingSound *psound = nullptr; + if (ephemeral) { + id = -1; // old clients will still use this, so pick a reserved ID + } else { + id = nextSoundId(); + // The sound will exist as a reference in m_playing_sounds + m_playing_sounds[id] = ServerPlayingSound(); + psound = &m_playing_sounds[id]; + psound->params = params; + psound->spec = spec; + } float gain = params.gain * spec.gain; NetworkPacket pkt(TOCLIENT_PLAY_SOUND, 0); pkt << id << spec.name << gain << (u8) params.type << pos << params.object - << params.loop << params.fade << params.pitch; + << params.loop << params.fade << params.pitch + << ephemeral; - // Backwards compability - bool play_sound = gain > 0; + bool as_reliable = !ephemeral; for (const u16 dst_client : dst_clients) { - if (play_sound || m_clients.getProtocolVersion(dst_client) >= 32) { - psound.clients.insert(dst_client); - m_clients.send(dst_client, 0, &pkt, true); - } + if (psound) + psound->clients.insert(dst_client); + m_clients.send(dst_client, 0, &pkt, as_reliable); } return id; } @@ -2234,13 +2333,13 @@ void Server::SendBlockNoLock(session_t peer_id, MapBlock *block, u8 ver, /* Create a packet with the block in the right format */ - + thread_local const int net_compression_level = rangelim(g_settings->getS16("map_compression_level_net"), -1, 9); std::ostringstream os(std::ios_base::binary); - block->serialize(os, ver, false); + block->serialize(os, ver, false, net_compression_level); block->serializeNetworkSpecific(os); std::string s = os.str(); - NetworkPacket pkt(TOCLIENT_BLOCKDATA, 2 + 2 + 2 + 2 + s.size(), peer_id); + NetworkPacket pkt(TOCLIENT_BLOCKDATA, 2 + 2 + 2 + s.size(), peer_id); pkt << block->getPos(); pkt.putRawString(s.c_str(), s.size()); @@ -2330,101 +2429,102 @@ bool Server::SendBlock(session_t peer_id, const v3s16 &blockpos) return true; } +bool Server::addMediaFile(const std::string &filename, + const std::string &filepath, std::string *filedata_to, + std::string *digest_to) +{ + // If name contains illegal characters, ignore the file + if (!string_allowed(filename, TEXTURENAME_ALLOWED_CHARS)) { + infostream << "Server: ignoring illegal file name: \"" + << filename << "\"" << std::endl; + return false; + } + // If name is not in a supported format, ignore it + const char *supported_ext[] = { + ".png", ".jpg", ".bmp", ".tga", + ".pcx", ".ppm", ".psd", ".wal", ".rgb", + ".ogg", + ".x", ".b3d", ".md2", ".obj", + // Custom translation file format + ".tr", + NULL + }; + if (removeStringEnd(filename, supported_ext).empty()) { + infostream << "Server: ignoring unsupported file extension: \"" + << filename << "\"" << std::endl; + return false; + } + // Ok, attempt to load the file and add to cache + + // Read data + std::string filedata; + if (!fs::ReadFile(filepath, filedata)) { + errorstream << "Server::addMediaFile(): Failed to open \"" + << filename << "\" for reading" << std::endl; + return false; + } + + if (filedata.empty()) { + errorstream << "Server::addMediaFile(): Empty file \"" + << filepath << "\"" << std::endl; + return false; + } + + SHA1 sha1; + sha1.addBytes(filedata.c_str(), filedata.length()); + + unsigned char *digest = sha1.getDigest(); + std::string sha1_base64 = base64_encode(digest, 20); + std::string sha1_hex = hex_encode((char*) digest, 20); + if (digest_to) + *digest_to = std::string((char*) digest, 20); + free(digest); + + // Put in list + m_media[filename] = MediaInfo(filepath, sha1_base64); + verbosestream << "Server: " << sha1_hex << " is " << filename + << std::endl; + + if (filedata_to) + *filedata_to = std::move(filedata); + return true; +} + void Server::fillMediaCache() { - infostream<<"Server: Calculating media file checksums"< paths; - m_modmgr->getModsMediaPaths(paths); - fs::GetRecursiveDirs(paths, m_gamespec.path + DIR_DELIM + "textures"); + + // ordered in descending priority + paths.push_back(getBuiltinLuaPath() + DIR_DELIM + "locale"); fs::GetRecursiveDirs(paths, porting::path_user + DIR_DELIM + "textures" + DIR_DELIM + "server"); + fs::GetRecursiveDirs(paths, m_gamespec.path + DIR_DELIM + "textures"); + m_modmgr->getModsMediaPaths(paths); // Collect media file information from paths into cache for (const std::string &mediapath : paths) { std::vector dirlist = fs::GetDirListing(mediapath); for (const fs::DirListNode &dln : dirlist) { - if (dln.dir) // Ignode dirs - continue; - std::string filename = dln.name; - // If name contains illegal characters, ignore the file - if (!string_allowed(filename, TEXTURENAME_ALLOWED_CHARS)) { - infostream<<"Server: ignoring illegal file name: \"" - << filename << "\"" << std::endl; - continue; - } - // If name is not in a supported format, ignore it - const char *supported_ext[] = { - ".png", ".jpg", ".bmp", ".tga", - ".pcx", ".ppm", ".psd", ".wal", ".rgb", - ".ogg", - ".x", ".b3d", ".md2", ".obj", - // Custom translation file format - ".tr", - NULL - }; - if (removeStringEnd(filename, supported_ext).empty()){ - infostream << "Server: ignoring unsupported file extension: \"" - << filename << "\"" << std::endl; - continue; - } - // Ok, attempt to load the file and add to cache - std::string filepath; - filepath.append(mediapath).append(DIR_DELIM).append(filename); - - // Read data - std::ifstream fis(filepath.c_str(), std::ios_base::binary); - if (!fis.good()) { - errorstream << "Server::fillMediaCache(): Could not open \"" - << filename << "\" for reading" << std::endl; - continue; - } - std::ostringstream tmp_os(std::ios_base::binary); - bool bad = false; - for(;;) { - char buf[1024]; - fis.read(buf, 1024); - std::streamsize len = fis.gcount(); - tmp_os.write(buf, len); - if (fis.eof()) - break; - if (!fis.good()) { - bad = true; - break; - } - } - if(bad) { - errorstream<<"Server::fillMediaCache(): Failed to read \"" - << filename << "\"" << std::endl; - continue; - } - if(tmp_os.str().length() == 0) { - errorstream << "Server::fillMediaCache(): Empty file \"" - << filepath << "\"" << std::endl; + if (dln.dir) // Ignore dirs (already in paths) continue; - } - SHA1 sha1; - sha1.addBytes(tmp_os.str().c_str(), tmp_os.str().length()); - - unsigned char *digest = sha1.getDigest(); - std::string sha1_base64 = base64_encode(digest, 20); - std::string sha1_hex = hex_encode((char*)digest, 20); - free(digest); + const std::string &filename = dln.name; + if (m_media.find(filename) != m_media.end()) // Do not override + continue; - // Put in list - m_media[filename] = MediaInfo(filepath, sha1_base64); - verbosestream << "Server: " << sha1_hex << " is " << filename - << std::endl; + std::string filepath = mediapath; + filepath.append(DIR_DELIM).append(filename); + addMediaFile(filename, filepath); } } + + infostream << "Server: " << m_media.size() << " media files collected" << std::endl; } void Server::sendMediaAnnouncement(session_t peer_id, const std::string &lang_code) { - verbosestream << "Server: Announcing files to id(" << peer_id << ")" - << std::endl; - // Make packet NetworkPacket pkt(TOCLIENT_ANNOUNCE_MEDIA, 0, peer_id); @@ -2447,6 +2547,9 @@ void Server::sendMediaAnnouncement(session_t peer_id, const std::string &lang_co pkt << g_settings->get("remote_media"); Send(&pkt); + + verbosestream << "Server: Announcing files to id(" << peer_id + << "): count=" << media_sent << " size=" << pkt.getSize() << std::endl; } struct SendableMedia @@ -2562,40 +2665,37 @@ void Server::sendRequestedMedia(session_t peer_id, } } -void Server::sendDetachedInventory(const std::string &name, session_t peer_id) +void Server::SendMinimapModes(session_t peer_id, + std::vector &modes, size_t wanted_mode) { - const auto &inv_it = m_detached_inventories.find(name); - const auto &player_it = m_detached_inventories_player.find(name); - - if (player_it == m_detached_inventories_player.end() || - player_it->second.empty()) { - // OK. Send to everyone - } else { - if (!m_env) - return; // Mods are not done loading + RemotePlayer *player = m_env->getPlayer(peer_id); + assert(player); + if (player->getPeerId() == PEER_ID_INEXISTENT) + return; - RemotePlayer *p = m_env->getPlayer(player_it->second.c_str()); - if (!p) - return; // Player is offline + NetworkPacket pkt(TOCLIENT_MINIMAP_MODES, 0, peer_id); + pkt << (u16)modes.size() << (u16)wanted_mode; - if (peer_id != PEER_ID_INEXISTENT && peer_id != p->getPeerId()) - return; // Caller requested send to a different player, so don't send. + for (auto &mode : modes) + pkt << (u16)mode.type << mode.label << mode.size << mode.texture << mode.scale; - peer_id = p->getPeerId(); - } + Send(&pkt); +} +void Server::sendDetachedInventory(Inventory *inventory, const std::string &name, session_t peer_id) +{ NetworkPacket pkt(TOCLIENT_DETACHED_INVENTORY, 0, peer_id); pkt << name; - if (inv_it == m_detached_inventories.end()) { + if (!inventory) { pkt << false; // Remove inventory } else { pkt << true; // Update inventory // Serialization & NetworkPacket isn't a love story std::ostringstream os(std::ios_base::binary); - inv_it->second->serialize(os); - inv_it->second->setModified(false); + inventory->serialize(os); + inventory->setModified(false); const std::string &os_str = os.str(); pkt << static_cast(os_str.size()); // HACK: to keep compatibility with 5.0.0 clients @@ -2610,16 +2710,17 @@ void Server::sendDetachedInventory(const std::string &name, session_t peer_id) void Server::sendDetachedInventories(session_t peer_id, bool incremental) { - for (const auto &detached_inventory : m_detached_inventories) { - const std::string &name = detached_inventory.first; - if (incremental) { - Inventory *inv = detached_inventory.second; - if (!inv || !inv->checkModified()) - continue; - } - - sendDetachedInventory(name, peer_id); + // Lookup player name, to filter detached inventories just after + std::string peer_name; + if (peer_id != PEER_ID_INEXISTENT) { + peer_name = getClient(peer_id, CS_Created)->getName(); } + + auto send_cb = [this, peer_id](const std::string &name, Inventory *inv) { + sendDetachedInventory(inv, name, peer_id); + }; + + m_inventory_mgr->sendDetachedInventories(peer_name, incremental, send_cb); } /* @@ -2629,10 +2730,7 @@ void Server::sendDetachedInventories(session_t peer_id, bool incremental) void Server::DiePlayer(session_t peer_id, const PlayerHPChangeReason &reason) { PlayerSAO *playersao = getPlayerSAO(peer_id); - // In some rare cases this can be NULL -- if the player is disconnected - // when a Lua function modifies l_punch, for example - if (!playersao) - return; + assert(playersao); infostream << "Server::DiePlayer(): Player " << playersao->getPlayer()->getName() @@ -2828,10 +2926,8 @@ void Server::UpdateCrafting(RemotePlayer *player) if (!clist || clist->getSize() == 0) return; - if (!clist->checkModified()) { - verbosestream << "Skip Server::UpdateCrafting(): list unmodified" << std::endl; + if (!clist->checkModified()) return; - } // Get a preview for crafting ItemStack preview; @@ -2868,7 +2964,7 @@ void Server::handleChatInterfaceEvent(ChatEvent *evt) } } -std::wstring Server::handleChat(const std::string &name, const std::wstring &wname, +std::wstring Server::handleChat(const std::string &name, std::wstring wmessage, bool check_shout_priv, RemotePlayer *player) { // If something goes wrong, this player is to blame @@ -2906,7 +3002,7 @@ std::wstring Server::handleChat(const std::string &name, const std::wstring &wna auto message = trim(wide_to_utf8(wmessage)); if (message.find_first_of("\n\r") != std::wstring::npos) { - return L"New lines are not permitted in chat messages"; + return L"Newlines are not permitted in chat messages"; } // Run script hook, exit if script ate the chat message @@ -2922,8 +3018,16 @@ std::wstring Server::handleChat(const std::string &name, const std::wstring &wna line += L"-!- You don't have permission to shout."; broadcast_line = false; } else { - line += narrow_to_wide(m_script->formatChatMessage(name, - wide_to_narrow(wmessage))); + /* + Workaround for fixing chat on Android. Lua doesn't handle + the Cyrillic alphabet and some characters on older Android devices + */ +#ifdef __ANDROID__ + line += L"<" + utf8_to_wide(name) + L"> " + wmessage; +#else + line += utf8_to_wide(m_script->formatChatMessage(name, + wide_to_utf8(wmessage))); +#endif } /* @@ -2935,35 +3039,23 @@ std::wstring Server::handleChat(const std::string &name, const std::wstring &wna /* Send the message to others */ - actionstream << "CHAT: " << wide_to_narrow(unescape_enriched(line)) << std::endl; - - std::vector clients = m_clients.getClientIDs(); - - /* - Send the message back to the inital sender - if they are using protocol version >= 29 - */ + actionstream << "CHAT: " << wide_to_utf8(unescape_enriched(line)) << std::endl; - session_t peer_id_to_avoid_sending = - (player ? player->getPeerId() : PEER_ID_INEXISTENT); + ChatMessage chatmsg(line); - if (player && player->protocol_version >= 29) - peer_id_to_avoid_sending = PEER_ID_INEXISTENT; + std::vector clients = m_clients.getClientIDs(); + for (u16 cid : clients) + SendChatMessage(cid, chatmsg); - for (u16 cid : clients) { - if (cid != peer_id_to_avoid_sending) - SendChatMessage(cid, ChatMessage(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); + std::wstring answer = handleChat(name, wmessage); // If asked to send answer to sender if (!answer.empty()) { @@ -3000,46 +3092,43 @@ PlayerSAO *Server::getPlayerSAO(session_t peer_id) return player->getPlayerSAO(); } -std::wstring Server::getStatusString() +std::string Server::getStatusString() { - std::wostringstream os(std::ios_base::binary); - os << L"# Server: "; + std::ostringstream os(std::ios_base::binary); + os << "# Server: "; // Version - os << L"version=" << narrow_to_wide(g_version_string); + os << "version=" << g_version_string; // Uptime - os << L", uptime=" << m_uptime.get(); + os << ", uptime=" << m_uptime_counter->get(); // Max lag estimate - os << L", max_lag=" << (m_env ? m_env->getMaxLagEstimate() : 0); + os << ", max_lag=" << (m_env ? m_env->getMaxLagEstimate() : 0); // Information about clients bool first = true; - os << L", clients={"; + os << ", clients={"; if (m_env) { std::vector clients = m_clients.getClientIDs(); for (session_t client_id : clients) { RemotePlayer *player = m_env->getPlayer(client_id); // Get name of player - std::wstring name = L"unknown"; - if (player) - name = narrow_to_wide(player->getName()); + const char *name = player ? player->getName() : ""; // Add name to information string if (!first) - os << L", "; + os << ", "; else first = false; - os << name; } } - os << L"}"; + os << "}"; if (m_env && !((ServerMap*)(&m_env->getMap()))->isSavingEnabled()) - os << std::endl << L"# Server: " << " WARNING: Map saving is disabled."; + os << std::endl << "# Server: " << " WARNING: Map saving is disabled."; if (!g_settings->get("motd").empty()) - os << std::endl << L"# Server: " << narrow_to_wide(g_settings->get("motd")); + os << std::endl << "# Server: " << g_settings->get("motd"); return os.str(); } @@ -3235,7 +3324,8 @@ void Server::hudSetHotbarSelectedImage(RemotePlayer *player, const std::string & Address Server::getPeerAddress(session_t peer_id) { - return m_con->GetPeerAddress(peer_id); + // Note that this is only set after Init was received in Server::handleCommand_Init + return getClient(peer_id, CS_Invalid)->getAddress(); } void Server::setLocalPlayerAnimations(RemotePlayer *player, @@ -3254,13 +3344,32 @@ void Server::setPlayerEyeOffset(RemotePlayer *player, const v3f &first, const v3 SendEyeOffset(player->getPeerId(), first, third); } -void Server::setSky(RemotePlayer *player, const video::SColor &bgcolor, - const std::string &type, const std::vector ¶ms, - bool &clouds) +void Server::setSky(RemotePlayer *player, const SkyboxParams ¶ms) { sanity_check(player); - player->setSky(bgcolor, type, params, clouds); - SendSetSky(player->getPeerId(), bgcolor, type, params, clouds); + player->setSky(params); + SendSetSky(player->getPeerId(), params); +} + +void Server::setSun(RemotePlayer *player, const SunParams ¶ms) +{ + sanity_check(player); + player->setSun(params); + SendSetSun(player->getPeerId(), params); +} + +void Server::setMoon(RemotePlayer *player, const MoonParams ¶ms) +{ + sanity_check(player); + player->setMoon(params); + SendSetMoon(player->getPeerId(), params); +} + +void Server::setStars(RemotePlayer *player, const StarParams ¶ms) +{ + sanity_check(player); + player->setStars(params); + SendSetStars(player->getPeerId(), params); } void Server::setClouds(RemotePlayer *player, const CloudParams ¶ms) @@ -3270,15 +3379,12 @@ void Server::setClouds(RemotePlayer *player, const CloudParams ¶ms) SendCloudParams(player->getPeerId(), params); } -bool Server::overrideDayNightRatio(RemotePlayer *player, bool do_override, +void Server::overrideDayNightRatio(RemotePlayer *player, bool do_override, float ratio) { - if (!player) - return false; - + sanity_check(player); player->overrideDayNightRatio(do_override, ratio); SendOverrideDayNightRatio(player->getPeerId(), do_override, ratio); - return true; } void Server::notifyPlayers(const std::wstring &msg) @@ -3286,12 +3392,8 @@ void Server::notifyPlayers(const std::wstring &msg) SendChatMessage(PEER_ID_INEXISTENT, ChatMessage(msg)); } -void Server::spawnParticle(const std::string &playername, v3f pos, - v3f velocity, v3f acceleration, - float expirationtime, float size, bool - collisiondetection, bool collision_removal, bool object_collision, - bool vertical, const std::string &texture, - const struct TileAnimationParams &animation, u8 glow) +void Server::spawnParticle(const std::string &playername, + const ParticleParameters &p) { // m_env will be NULL if the server is initializing if (!m_env) @@ -3307,18 +3409,11 @@ void Server::spawnParticle(const std::string &playername, v3f pos, proto_ver = player->protocol_version; } - SendSpawnParticle(peer_id, proto_ver, pos, velocity, acceleration, - expirationtime, size, collisiondetection, collision_removal, - object_collision, vertical, texture, animation, glow); + SendSpawnParticle(peer_id, proto_ver, p); } -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 collision_removal, bool object_collision, - ServerActiveObject *attached, bool vertical, const std::string &texture, - const std::string &playername, const struct TileAnimationParams &animation, - u8 glow) +u32 Server::addParticleSpawner(const ParticleSpawnerParameters &p, + ServerActiveObject *attached, const std::string &playername) { // m_env will be NULL if the server is initializing if (!m_env) @@ -3338,16 +3433,11 @@ u32 Server::addParticleSpawner(u16 amount, float spawntime, u32 id; if (attached_id == 0) - id = m_env->addParticleSpawner(spawntime); + id = m_env->addParticleSpawner(p.time); else - id = m_env->addParticleSpawner(spawntime, attached_id); - - SendAddParticleSpawner(peer_id, proto_ver, amount, spawntime, - minpos, maxpos, minvel, maxvel, minacc, maxacc, - minexptime, maxexptime, minsize, maxsize, collisiondetection, - collision_removal, object_collision, attached_id, vertical, - texture, id, animation, glow); + id = m_env->addParticleSpawner(p.time, attached_id); + SendAddParticleSpawner(peer_id, proto_ver, p, attached_id, id); return id; } @@ -3369,49 +3459,51 @@ void Server::deleteParticleSpawner(const std::string &playername, u32 id) SendDeleteParticleSpawner(peer_id, id); } -Inventory* Server::createDetachedInventory(const std::string &name, const std::string &player) +bool Server::dynamicAddMedia(const std::string &filepath, + std::vector &sent_to) { - if(m_detached_inventories.count(name) > 0){ - infostream<<"Server clearing detached inventory \""<second; - m_detached_inventories.erase(inv_it); + // Push file to existing clients + NetworkPacket pkt(TOCLIENT_MEDIA_PUSH, 0); + pkt << raw_hash << filename << (bool) true; + pkt.putLongString(filedata); - if (!m_env) // Mods are not done loading - return true; - - const auto &player_it = m_detached_inventories_player.find(name); - if (player_it != m_detached_inventories_player.end()) { - RemotePlayer *player = m_env->getPlayer(player_it->second.c_str()); - - if (player && player->getPeerId() != PEER_ID_INEXISTENT) - sendDetachedInventory(name, player->getPeerId()); + m_clients.lock(); + for (auto &pair : m_clients.getClientList()) { + if (pair.second->getState() < CS_DefinitionsSent) + continue; + if (pair.second->net_proto_version < 39) + continue; - m_detached_inventories_player.erase(player_it); - } else { - // Notify all players about the change - sendDetachedInventory(name, PEER_ID_INEXISTENT); + if (auto player = m_env->getPlayer(pair.second->peer_id)) + sent_to.emplace_back(player); + /* + FIXME: this is a very awful hack + The network layer only guarantees ordered delivery inside a channel. + Since the very next packet could be one that uses the media, we have + to push the media over ALL channels to ensure it is processed before + it is used. + In practice this means we have to send it twice: + - channel 1 (HUD) + - channel 0 (everything else: e.g. play_sound, object messages) + */ + m_clients.send(pair.second->peer_id, 1, &pkt, true); + m_clients.send(pair.second->peer_id, 0, &pkt, true); } + m_clients.unlock(); + return true; } @@ -3435,7 +3527,7 @@ bool Server::rollbackRevertActions(const std::list &actions, for (const RollbackAction &action : actions) { num_tried++; - bool success = action.applyRevert(map, this, this); + bool success = action.applyRevert(map, m_inventory_mgr.get(), this); if(!success){ num_failed++; std::ostringstream os; @@ -3702,6 +3794,11 @@ void dedicated_server_loop(Server &server, bool &kill) static thread_local const float profiler_print_interval = g_settings->getFloat("profiler_print_interval"); + /* + * The dedicated server loop only does time-keeping (in Server::step) and + * provides a way to main.cpp to kill the server externally (bool &kill). + */ + for(;;) { // This is kind of a hack but can be done like this // because server.step() is very light @@ -3796,3 +3893,28 @@ void Server::broadcastModChannelMessage(const std::string &channel, m_script->on_modchannel_message(channel, sender, message); } } + +Translations *Server::getTranslationLanguage(const std::string &lang_code) +{ + if (lang_code.empty()) + return nullptr; + + auto it = server_translations.find(lang_code); + if (it != server_translations.end()) + return &it->second; // Already loaded + + // [] will create an entry + auto *translations = &server_translations[lang_code]; + + std::string suffix = "." + lang_code + ".tr"; + for (const auto &i : m_media) { + if (str_ends_with(i.first, suffix)) { + std::string data; + if (fs::ReadFile(i.second.path, data)) { + translations->loadTranslation(data); + } + } + } + + return translations; +}