#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"
#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"
#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
{
{
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()) {
m_server->Receive();
- } catch (con::NoIncomingDataException &e) {
} catch (con::PeerNotFoundException &e) {
infostream<<"Server: PeerNotFoundException"<<std::endl;
} catch (ClientNotFoundException &e) {
bool simple_singleplayer_mode,
Address bind_addr,
bool dedicated,
- ChatInterface *iface
+ ChatInterface *iface,
+ std::string *on_shutdown_errmsg
):
m_bind_addr(bind_addr),
m_path_world(path_world),
m_itemdef(createItemDefManager()),
m_nodedef(createNodeDefManager()),
m_craftdef(createCraftDefManager()),
- m_uptime(0),
+ m_thread(new ServerThread(this)),
m_clients(m_con),
m_admin_chat(iface),
+ m_on_shutdown_errmsg(on_shutdown_errmsg),
m_modchannel_mgr(new ModChannelMgr())
{
- m_lag = g_settings->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<MetricsBackend>(createPrometheusMetricsBackend());
+#else
+ m_metrics_backend = std::unique_ptr<MetricsBackend>(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()
{
- infostream << "Server destructing" << std::endl;
// Send shutdown message
SendChatMessage(PEER_ID_INEXISTENT, ChatMessage(CHATMESSAGE_TYPE_ANNOUNCE,
if (kick_msg.empty()) {
kick_msg = g_settings->get("kick_msg_shutdown");
}
+ m_env->saveLoadedPlayers(true);
m_env->kickAllPlayers(SERVER_ACCESSDENIED_SHUTDOWN,
kick_msg, reconnect);
}
+ actionstream << "Server: Shutting down" << std::endl;
+
// Do this before stopping the server in case mapgen callbacks need to access
// server-controlled resources (like ModStorages). Also do them before
// shutdown callbacks since they may modify state that is finalized in a
// 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();
infostream << "Server: Deinitializing scripting" << std::endl;
delete m_script;
- // 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();
}
}
infostream << "- game: " << m_gamespec.path << std::endl;
// Create world if it doesn't exist
- if (!loadGameConfAndInitWorld(m_path_world, m_gamespec))
- throw ServerError("Failed to initialize world");
-
- // Create server thread
- m_thread = new ServerThread(this);
+ 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);
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());
// 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<ServerInventoryManager>(new ServerInventoryManager());
+
m_script->loadMod(getBuiltinLuaPath() + DIR_DELIM "init.lua", BUILTIN_MOD_NAME);
m_modmgr->loadMods(m_script);
std::vector<std::string> 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_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())
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");
void Server::start()
{
+ init();
+
infostream << "Starting server on " << m_bind_addr.serializeString()
<< "..." << std::endl;
void Server::AsyncRunStep(bool initial_step)
{
- g_profiler->add("Server::AsyncRunStep (num)", 1);
float dtime;
{
if((dtime < 0.001) && !initial_step)
return;
- g_profiler->add("Server::AsyncRunStep with dtime (num)", 1);
-
- //infostream<<"Server steps "<<dtime<<std::endl;
- //infostream<<"Server::AsyncRunStep(): dtime="<<dtime<<std::endl;
+ ScopeProfiler sp(g_profiler, "Server::AsyncRunStep()", SPT_AVG);
{
MutexAutoLock lock1(m_step_dtime_mutex);
/*
Update uptime
*/
- {
- m_uptime.set(m_uptime.get() + dtime);
- }
+ m_uptime_counter->increment(dtime);
handlePeerChanges();
*/
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);
}
{
}
m_env->reportMaxLagEstimate(max_lag);
// Step environment
- ScopeProfiler sp(g_profiler, "SEnv step");
- ScopeProfiler sp2(g_profiler, "SEnv step avg", SPT_AVG);
m_env->step(dtime);
}
}
m_clients.step(dtime);
- m_lag += (m_lag > dtime ? -1 : 1) * dtime/100;
+ m_lag_gauge->increment((m_lag_gauge->get() > dtime ? -1 : 1) * dtime/100);
#if USE_CURL
// send masterserver announce
{
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(),
m_clients.lock();
const RemoteClientMap &clients = m_clients.getClientList();
- ScopeProfiler sp(g_profiler, "Server: checking added and deleted objs");
-
- // Radius inside which objects are active
- static thread_local const s16 radius =
- g_settings->getS16("active_object_send_range_blocks") * MAP_BLOCKSIZE;
-
- // Radius inside which players are active
- static thread_local const bool is_transfer_limited =
- g_settings->exists("unlimited_player_transfer_distance") &&
- !g_settings->getBool("unlimited_player_transfer_distance");
- static thread_local const s16 player_transfer_dist =
- g_settings->getS16("player_transfer_distance") * MAP_BLOCKSIZE;
- s16 player_radius = player_transfer_dist;
- if (player_radius == 0 && is_transfer_limited)
- player_radius = radius;
+ 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;
- // If definitions and textures have not been sent, don't
- // send objects either
if (client->getState() < CS_DefinitionsSent)
continue;
- RemotePlayer *player = m_env->getPlayer(client->peer_id);
- if (!player) {
- // This can happen if the client timeouts somehow
+ // This can happen if the client times out somehow
+ if (!m_env->getPlayer(client->peer_id))
continue;
- }
- PlayerSAO *playersao = player->getPlayerSAO();
+ PlayerSAO *playersao = getPlayerSAO(client->peer_id);
if (!playersao)
continue;
- s16 my_radius = MYMIN(radius, playersao->getWantedRange() * MAP_BLOCKSIZE);
- if (my_radius <= 0) my_radius = radius;
- //infostream << "Server: Active Radius " << my_radius << std::endl;
-
- std::queue<u16> removed_objects;
- std::queue<u16> added_objects;
- m_env->getRemovedActiveObjects(playersao, my_radius, player_radius,
- client->m_known_objects, removed_objects);
- m_env->getAddedActiveObjects(playersao, my_radius, player_radius,
- client->m_known_objects, added_objects);
-
- // Ignore if nothing happened
- if (removed_objects.empty() && added_objects.empty()) {
- continue;
- }
-
- std::string data_buffer;
-
- char buf[4];
-
- // Handle removed objects
- writeU16((u8*)buf, removed_objects.size());
- data_buffer.append(buf, 2);
- while (!removed_objects.empty()) {
- // Get object
- u16 id = removed_objects.front();
- ServerActiveObject* obj = m_env->getActiveObject(id);
-
- // Add to data buffer for sending
- writeU16((u8*)buf, id);
- data_buffer.append(buf, 2);
-
- // Remove from known objects
- client->m_known_objects.erase(id);
-
- 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);
- while (!added_objects.empty()) {
- // Get object
- u16 id = added_objects.front();
- ServerActiveObject* obj = m_env->getActiveObject(id);
-
- // Get object type
- u8 type = ACTIVEOBJECT_TYPE_INVALID;
- if (!obj)
- warningstream << FUNCTION_NAME << ": NULL object" << std::endl;
- else
- type = obj->getSendType();
-
- // Add to data buffer for sending
- writeU16((u8*)buf, id);
- data_buffer.append(buf, 2);
- writeU8((u8*)buf, type);
- data_buffer.append(buf, 1);
-
- if(obj)
- data_buffer.append(serializeLongString(
- obj->getClientInitializationData(client->net_proto_version)));
- else
- data_buffer.append(serializeLongString(""));
-
- // Add to known objects
- client->m_known_objects.insert(id);
-
- if(obj)
- obj->m_known_by_count++;
-
- 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 " << pktSize << std::endl;
+ SendActiveObjectRemoveAdd(client, playersao);
}
m_clients.unlock();
+ // 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<std::string, ModMetadata *>::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;
}
}
*/
{
MutexAutoLock envlock(m_env_mutex);
- ScopeProfiler sp(g_profiler, "Server: sending object messages");
+ ScopeProfiler sp(g_profiler, "Server: send SAO messages");
// Key = object id
// Value = data sent by object
std::unordered_map<u16, std::vector<ActiveObjectMessage>*> 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<ActiveObjectMessage>* message_list = nullptr;
- std::unordered_map<u16, std::vector<ActiveObjectMessage>* >::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<ActiveObjectMessage>;
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<ActiveObjectMessage>* 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(serializeString(aom.datastring));
}
}
/*
// We'll log the amount of each
Profiler prof;
+ std::list<v3s16> node_meta_updates;
+
while (!m_unsent_map_edit_queue.empty()) {
MapEditEvent* event = m_unsent_map_edit_queue.front();
m_unsent_map_edit_queue.pop();
// Players far away from the change are stored here.
// Instead of sending the changes, MapBlocks are set not sent
// for them.
- std::vector<u16> far_players;
+ std::unordered_set<u16> far_players;
switch (event->type) {
case MEET_ADDNODE:
case MEET_SWAPNODE:
prof.add("MEET_ADDNODE", 1);
- sendAddNode(event->p, event->n, event->already_known_by_peer,
- &far_players, disable_single_change_sending ? 5 : 30,
+ sendAddNode(event->p, event->n, &far_players,
+ disable_single_change_sending ? 5 : 30,
event->type == MEET_ADDNODE);
break;
case MEET_REMOVENODE:
prof.add("MEET_REMOVENODE", 1);
- sendRemoveNode(event->p, event->already_known_by_peer,
- &far_players, disable_single_change_sending ? 5 : 30);
+ sendRemoveNode(event->p, &far_players,
+ disable_single_change_sending ? 5 : 30);
break;
- case MEET_BLOCK_NODE_METADATA_CHANGED:
- infostream << "Server: MEET_BLOCK_NODE_METADATA_CHANGED" << std::endl;
- prof.add("MEET_BLOCK_NODE_METADATA_CHANGED", 1);
- m_clients.markBlockposAsNotSent(event->p);
+ case MEET_BLOCK_NODE_METADATA_CHANGED: {
+ prof.add("MEET_BLOCK_NODE_METADATA_CHANGED", 1);
+ if (!event->is_private_change) {
+ // Don't send the change yet. Collect them to eliminate dupes.
+ node_meta_updates.remove(event->p);
+ node_meta_updates.push_back(event->p);
+ }
+
+ if (MapBlock *block = m_env->getMap().getBlockNoCreateNoEx(
+ getNodeBlockPos(event->p))) {
+ block->raiseModified(MOD_STATE_WRITE_NEEDED,
+ MOD_REASON_REPORT_META_CHANGE);
+ }
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);
prof.print(verbosestream);
}
+ // Send all metadata updates
+ if (node_meta_updates.size())
+ sendMetadataChanged(node_meta_updates);
}
/*
counter = 0.0;
MutexAutoLock lock(m_env_mutex);
- ScopeProfiler sp(g_profiler, "Server: saving stuff");
+ ScopeProfiler sp(g_profiler, "Server: map saving (sum)");
// Save ban file
if (m_banmanager->isModified()) {
void Server::Receive()
{
+ NetworkPacket pkt;
session_t peer_id;
- 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
+ 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;
+ }
}
}
SendPlayerInventoryFormspec(peer_id);
// Send inventory
- SendInventory(playersao);
+ SendInventory(playersao, false);
// Send HP or death screen
if (playersao->isDead())
// Send Breath
SendPlayerBreath(playersao);
- // Note things in chat if not in simple singleplayer mode
- if (!m_simple_singleplayer_mode && g_settings->getBool("show_statusline_on_connect")) {
- // Send information about server to player in chat
- SendChatMessage(peer_id, ChatMessage(CHATMESSAGE_TYPE_SYSTEM, getStatusString()));
- }
- Address addr = getPeerAddress(player->getPeerId());
- std::string ip_str = addr.serializeString();
- actionstream<<player->getName() <<" [" << ip_str << "] joins game. " << std::endl;
/*
Print out action
*/
{
+ Address addr = getPeerAddress(player->getPeerId());
+ std::string ip_str = addr.serializeString();
const std::vector<std::string> &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 << " ";
return playersao;
}
-inline void Server::handleCommand(NetworkPacket* pkt)
+inline void Server::handleCommand(NetworkPacket *pkt)
{
- const ToServerCommandHandler& opHandle = toServerCommandTable[pkt->getCommand()];
+ const ToServerCommandHandler &opHandle = toServerCommandTable[pkt->getCommand()];
(this->*opHandle.handler)(pkt);
}
// Environment is locked first.
MutexAutoLock envlock(m_env_mutex);
- ScopeProfiler sp(g_profiler, "Server::ProcessData");
+ ScopeProfiler sp(g_profiler, "Server: Process network packet (sum)");
u32 peer_id = pkt->getPeerId();
try {
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, bool playerSend)
-{
- switch(loc.type){
- case InventoryLocation::UNDEFINED:
- break;
- case InventoryLocation::PLAYER:
- {
- if (!playerSend)
- return;
-
- RemotePlayer *player = m_env->getPlayer(loc.name.c_str());
-
- if (!player)
- return;
-
- PlayerSAO *playersao = player->getPlayerSAO();
- if(!playersao)
- return;
-
- SendInventory(playersao);
- }
- break;
- case InventoryLocation::NODEMETA:
- {
- v3s16 blockpos = getNodeBlockPos(loc.p);
-
- MapBlock *block = m_env->getMap().getBlockNoCreateNoEx(blockpos);
- if (block)
- block->raiseModified(MOD_STATE_WRITE_NEEDED);
-
- m_clients.markBlockposAsNotSent(blockpos);
- }
- break;
- case InventoryLocation::DETACHED:
- {
- sendDetachedInventory(loc.name,PEER_ID_INEXISTENT);
- }
- break;
- default:
- sanity_check(false); // abort
- break;
- }
+ m_unsent_map_edit_queue.push(new MapEditEvent(event));
}
void Server::SetBlocksNotSent(std::map<v3s16, MapBlock *>& block)
u8* major,
u8* minor,
u8* patch,
- std::string* vers_string
+ std::string* vers_string,
+ std::string* lang_code
)
{
*state = m_clients.getClientState(peer_id);
*major = client->getMajor();
*minor = client->getMinor();
*patch = client->getPatch();
- *vers_string = client->getPatch();
+ *vers_string = client->getFull();
+ *lang_code = client->getLangCode();
m_clients.unlock();
void Server::SendPlayerHPOrDie(PlayerSAO *playersao, const PlayerHPChangeReason &reason)
{
- if (!g_settings->getBool("enable_damage"))
+ if (playersao->isImmortal())
return;
- session_t peer_id = playersao->getPeerID();
+ session_t peer_id = playersao->getPeerID();
bool is_alive = playersao->getHP() > 0;
if (is_alive)
Non-static send methods
*/
-void Server::SendInventory(PlayerSAO* playerSAO)
+void Server::SendInventory(PlayerSAO *sao, bool incremental)
{
- UpdateCrafting(playerSAO->getPlayer());
+ RemotePlayer *player = sao->getPlayer();
+
+ // Do not send new format to old clients
+ incremental &= player->protocol_version >= 38;
+
+ UpdateCrafting(player);
/*
Serialize it
*/
- NetworkPacket pkt(TOCLIENT_INVENTORY, 0, playerSAO->getPeerID());
-
- std::ostringstream os;
- playerSAO->getInventory()->serialize(os);
+ NetworkPacket pkt(TOCLIENT_INVENTORY, 0, sao->getPeerID());
- std::string s = os.str();
+ std::ostringstream os(std::ios::binary);
+ sao->getInventory()->serialize(os, incremental);
+ sao->getInventory()->setModified(false);
+ player->setModified(true);
+ const std::string &s = os.str();
pkt.putRawString(s.c_str(), s.size());
Send(&pkt);
}
NetworkPacket pkt(TOCLIENT_CHAT_MESSAGE, 0, peer_id);
u8 version = 1;
u8 type = message.type;
- pkt << version << type << std::wstring(L"") << message.message << message.timestamp;
+ pkt << version << type << std::wstring(L"") << message.message << (u64)message.timestamp;
if (peer_id != PEER_ID_INEXISTENT) {
RemotePlayer *player = m_env->getPlayer(peer_id);
}
void Server::SendShowFormspecMessage(session_t peer_id, const std::string &formspec,
- const std::string &formname)
+ const std::string &formname)
{
- NetworkPacket pkt(TOCLIENT_SHOW_FORMSPEC, 0 , peer_id);
+ NetworkPacket pkt(TOCLIENT_SHOW_FORMSPEC, 0, peer_id);
if (formspec.empty()){
//the client should close the formspec
- m_formspec_state_data.erase(peer_id);
+ //but make sure there wasn't another one open in meantime
+ const auto it = m_formspec_state_data.find(peer_id);
+ if (it != m_formspec_state_data.end() && it->second == formname) {
+ m_formspec_state_data.erase(peer_id);
+ }
pkt.putLongString("");
} else {
m_formspec_state_data[peer_id] = formname;
- pkt.putLongString(FORMSPEC_VERSION_STRING + formspec);
+ pkt.putLongString(formspec);
}
pkt << formname;
// 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 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<session_t> 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);
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, 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;
+ {
+ // 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,
- 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<session_t> 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,
- 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 << 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);
}
{
NetworkPacket pkt(TOCLIENT_DELETE_PARTICLESPAWNER, 4, peer_id);
- // Ugly error in this packet
pkt << id;
if (peer_id != PEER_ID_INEXISTENT)
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);
}
break;
case HUD_STAT_NAME:
case HUD_STAT_TEXT:
+ case HUD_STAT_TEXT2:
pkt << *(std::string *) value;
break;
case HUD_STAT_WORLD_POS:
Send(&pkt);
}
-void Server::SendSetSky(session_t peer_id, const video::SColor &bgcolor,
- const std::string &type, const std::vector<std::string> ¶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;
+
+ Send(&pkt);
+}
+void Server::SendSetStars(session_t peer_id, const StarParams ¶ms)
+{
+ NetworkPacket pkt(TOCLIENT_SET_STARS, 0, peer_id);
- pkt << clouds;
+ pkt << params.visible << params.count
+ << params.starcolor << params.scale;
Send(&pkt);
}
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->readDamage(), playersao->getHP());
- ActiveObjectMessage aom(playersao->getId(), true, str);
- playersao->m_messages_out.push(aom);
+ playersao->sendPunchCommand();
}
void Server::SendPlayerBreath(PlayerSAO *sao)
assert(sao);
NetworkPacket pkt(TOCLIENT_MOVE_PLAYER, sizeof(v3f) + sizeof(f32) * 2, peer_id);
- pkt << sao->getBasePosition() << sao->getPitch() << sao->getYaw();
+ pkt << sao->getBasePosition() << sao->getLookPitch() << sao->getRotation().Y;
{
v3f pos = sao->getBasePosition();
verbosestream << "Server: Sending TOCLIENT_MOVE_PLAYER"
<< " pos=(" << pos.X << "," << pos.Y << "," << pos.Z << ")"
- << " pitch=" << sao->getPitch()
- << " yaw=" << sao->getYaw()
+ << " pitch=" << sao->getLookPitch()
+ << " yaw=" << sao->getRotation().Y
<< std::endl;
}
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)
{
return;
NetworkPacket pkt(TOCLIENT_INVENTORY_FORMSPEC, 0, peer_id);
- pkt.putLongString(FORMSPEC_VERSION_STRING + player->inventory_formspec);
+ pkt.putLongString(player->inventory_formspec);
+
Send(&pkt);
}
return;
NetworkPacket pkt(TOCLIENT_FORMSPEC_PREPEND, 0, peer_id);
- pkt << FORMSPEC_VERSION_STRING + player->formspec_prepend;
+ pkt << player->formspec_prepend;
Send(&pkt);
}
-u32 Server::SendActiveObjectRemoveAdd(session_t peer_id, const std::string &datas)
+void Server::SendActiveObjectRemoveAdd(RemoteClient *client, PlayerSAO *playersao)
{
- NetworkPacket pkt(TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD, datas.size(), peer_id);
- pkt.putRawString(datas.c_str(), datas.size());
+ // Radius inside which objects are active
+ static thread_local const s16 radius =
+ g_settings->getS16("active_object_send_range_blocks") * MAP_BLOCKSIZE;
+
+ // Radius inside which players are active
+ static thread_local const bool is_transfer_limited =
+ g_settings->exists("unlimited_player_transfer_distance") &&
+ !g_settings->getBool("unlimited_player_transfer_distance");
+
+ static thread_local const s16 player_transfer_dist =
+ g_settings->getS16("player_transfer_distance") * MAP_BLOCKSIZE;
+
+ s16 player_radius = player_transfer_dist == 0 && is_transfer_limited ?
+ radius : player_transfer_dist;
+
+ s16 my_radius = MYMIN(radius, playersao->getWantedRange() * MAP_BLOCKSIZE);
+ if (my_radius <= 0)
+ my_radius = radius;
+
+ std::queue<u16> removed_objects, added_objects;
+ m_env->getRemovedActiveObjects(playersao, my_radius, player_radius,
+ client->m_known_objects, removed_objects);
+ m_env->getAddedActiveObjects(playersao, my_radius, player_radius,
+ client->m_known_objects, added_objects);
+
+ int removed_count = removed_objects.size();
+ int added_count = added_objects.size();
+
+ if (removed_objects.empty() && added_objects.empty())
+ return;
+
+ char buf[4];
+ std::string data;
+
+ // Handle removed objects
+ writeU16((u8*)buf, removed_objects.size());
+ data.append(buf, 2);
+ while (!removed_objects.empty()) {
+ // Get object
+ u16 id = removed_objects.front();
+ ServerActiveObject* obj = m_env->getActiveObject(id);
+
+ // Add to data buffer for sending
+ writeU16((u8*)buf, id);
+ data.append(buf, 2);
+
+ // Remove from known objects
+ client->m_known_objects.erase(id);
+
+ 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.append(buf, 2);
+ while (!added_objects.empty()) {
+ // Get object
+ u16 id = added_objects.front();
+ 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 = obj->getSendType();
+
+ // Add to data buffer for sending
+ writeU16((u8*)buf, id);
+ data.append(buf, 2);
+ writeU8((u8*)buf, type);
+ data.append(buf, 1);
+
+ data.append(serializeLongString(
+ obj->getClientInitializationData(client->net_proto_version)));
+
+ // Add to known objects
+ client->m_known_objects.insert(id);
+
+ obj->m_known_by_count++;
+ }
+
+ NetworkPacket pkt(TOCLIENT_ACTIVE_OBJECT_REMOVE_ADD, data.size(), client->peer_id);
+ pkt.putRawString(data.c_str(), data.size());
Send(&pkt);
- return pkt.getSize();
+
+ verbosestream << "Server::SendActiveObjectRemoveAdd: "
+ << removed_count << " removed, " << added_count << " added, "
+ << "packet size is " << pkt.getSize() << std::endl;
}
void Server::SendActiveObjectMessages(session_t peer_id, const std::string &datas,
Send(&pkt);
}
+void Server::SendPlayerSpeed(session_t peer_id, const v3f &added_vel)
+{
+ NetworkPacket pkt(TOCLIENT_PLAYER_SPEED, 0, peer_id);
+ pkt << 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;
// Filter destination clients
std::vector<session_t> 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 \""<<params.to_player
RemotePlayer *player = m_env->getPlayer(client_id);
if (!player)
continue;
+ if (!params.exclude_player.empty() &&
+ params.exclude_player == player->getName())
+ continue;
PlayerSAO *sao = player->getPlayerSAO();
if (!sao)
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;
}
}
}
-void Server::sendRemoveNode(v3s16 p, u16 ignore_id,
- std::vector<u16> *far_players, float far_d_nodes)
+void Server::sendRemoveNode(v3s16 p, std::unordered_set<u16> *far_players,
+ float far_d_nodes)
{
- float maxd = far_d_nodes*BS;
+ float maxd = far_d_nodes * BS;
v3f p_f = intToFloat(p, BS);
+ v3s16 block_pos = getNodeBlockPos(p);
NetworkPacket pkt(TOCLIENT_REMOVENODE, 6);
pkt << p;
std::vector<session_t> clients = m_clients.getClientIDs();
+ m_clients.lock();
+
for (session_t client_id : clients) {
- if (far_players) {
- // Get player
- if (RemotePlayer *player = m_env->getPlayer(client_id)) {
- PlayerSAO *sao = player->getPlayerSAO();
- if (!sao)
- continue;
+ RemoteClient *client = m_clients.lockedGetClientNoEx(client_id);
+ if (!client)
+ continue;
- // If player is far away, only set modified blocks not sent
- v3f player_pos = sao->getBasePosition();
- if (player_pos.getDistanceFrom(p_f) > maxd) {
- far_players->push_back(client_id);
- continue;
- }
- }
+ RemotePlayer *player = m_env->getPlayer(client_id);
+ PlayerSAO *sao = player ? player->getPlayerSAO() : nullptr;
+
+ // If player is far away, only set modified blocks not sent
+ if (!client->isBlockSent(block_pos) || (sao &&
+ sao->getBasePosition().getDistanceFrom(p_f) > maxd)) {
+ if (far_players)
+ far_players->emplace(client_id);
+ else
+ client->SetBlockNotSent(block_pos);
+ continue;
}
// Send as reliable
m_clients.send(client_id, 0, &pkt, true);
}
+
+ m_clients.unlock();
}
-void Server::sendAddNode(v3s16 p, MapNode n, u16 ignore_id,
- std::vector<u16> *far_players, float far_d_nodes,
- bool remove_metadata)
+void Server::sendAddNode(v3s16 p, MapNode n, std::unordered_set<u16> *far_players,
+ float far_d_nodes, bool remove_metadata)
{
- float maxd = far_d_nodes*BS;
+ float maxd = far_d_nodes * BS;
v3f p_f = intToFloat(p, BS);
+ v3s16 block_pos = getNodeBlockPos(p);
+
+ NetworkPacket pkt(TOCLIENT_ADDNODE, 6 + 2 + 1 + 1 + 1);
+ pkt << p << n.param0 << n.param1 << n.param2
+ << (u8) (remove_metadata ? 0 : 1);
std::vector<session_t> clients = m_clients.getClientIDs();
- for (const session_t client_id : clients) {
- if (far_players) {
- // Get player
- if (RemotePlayer *player = m_env->getPlayer(client_id)) {
- PlayerSAO *sao = player->getPlayerSAO();
- if (!sao)
- continue;
+ m_clients.lock();
- // If player is far away, only set modified blocks not sent
- v3f player_pos = sao->getBasePosition();
- if(player_pos.getDistanceFrom(p_f) > maxd) {
- far_players->push_back(client_id);
- continue;
- }
- }
- }
+ for (session_t client_id : clients) {
+ RemoteClient *client = m_clients.lockedGetClientNoEx(client_id);
+ if (!client)
+ continue;
- NetworkPacket pkt(TOCLIENT_ADDNODE, 6 + 2 + 1 + 1 + 1);
- m_clients.lock();
- RemoteClient* client = m_clients.lockedGetClientNoEx(client_id);
- if (client) {
- pkt << p << n.param0 << n.param1 << n.param2
- << (u8) (remove_metadata ? 0 : 1);
+ RemotePlayer *player = m_env->getPlayer(client_id);
+ PlayerSAO *sao = player ? player->getPlayerSAO() : nullptr;
+
+ // If player is far away, only set modified blocks not sent
+ if (!client->isBlockSent(block_pos) || (sao &&
+ sao->getBasePosition().getDistanceFrom(p_f) > maxd)) {
+ if (far_players)
+ far_players->emplace(client_id);
+ else
+ client->SetBlockNotSent(block_pos);
+ continue;
}
- m_clients.unlock();
// Send as reliable
- if (pkt.getSize() > 0)
- m_clients.send(client_id, 0, &pkt, true);
+ m_clients.send(client_id, 0, &pkt, true);
}
+
+ m_clients.unlock();
+}
+
+void Server::sendMetadataChanged(const std::list<v3s16> &meta_updates, float far_d_nodes)
+{
+ float maxd = far_d_nodes * BS;
+ NodeMetadataList meta_updates_list(false);
+ std::vector<session_t> clients = m_clients.getClientIDs();
+
+ m_clients.lock();
+
+ for (session_t i : clients) {
+ RemoteClient *client = m_clients.lockedGetClientNoEx(i);
+ if (!client)
+ continue;
+
+ ServerActiveObject *player = m_env->getActiveObject(i);
+ v3f player_pos = player ? player->getBasePosition() : v3f();
+
+ for (const v3s16 &pos : meta_updates) {
+ NodeMetadata *meta = m_env->getMap().getNodeMetadata(pos);
+
+ if (!meta)
+ continue;
+
+ v3s16 block_pos = getNodeBlockPos(pos);
+ if (!client->isBlockSent(block_pos) || (player &&
+ player_pos.getDistanceFrom(intToFloat(pos, BS)) > maxd)) {
+ client->SetBlockNotSent(block_pos);
+ continue;
+ }
+
+ // Add the change to send list
+ meta_updates_list.set(pos, meta);
+ }
+ if (meta_updates_list.size() == 0)
+ continue;
+
+ // Send the meta changes
+ std::ostringstream os(std::ios::binary);
+ meta_updates_list.serialize(os, client->net_proto_version, false, true);
+ std::ostringstream oss(std::ios::binary);
+ compressZlib(os.str(), oss);
+
+ NetworkPacket pkt(TOCLIENT_NODEMETA_CHANGED, 0);
+ pkt.putLongString(oss.str());
+ m_clients.send(i, 0, &pkt, true);
+
+ meta_updates_list.clear();
+ }
+
+ m_clients.unlock();
}
void Server::SendBlockNoLock(session_t peer_id, MapBlock *block, u8 ver,
MutexAutoLock envlock(m_env_mutex);
//TODO check if one big lock could be faster then multiple small ones
- ScopeProfiler sp(g_profiler, "Server: sel and send blocks to clients");
-
std::vector<PrioritySortedBlockTransfer> queue;
u32 total_sending = 0;
{
- ScopeProfiler sp2(g_profiler, "Server: selecting blocks for sending");
+ ScopeProfiler sp2(g_profiler, "Server::SendBlocks(): Collect list");
std::vector<session_t> clients = m_clients.getClientIDs();
u32 max_blocks_to_send = (m_env->getPlayerCount() + g_settings->getU32("max_users")) *
g_settings->getU32("max_simultaneous_block_sends_per_client") / 4 + 1;
+ ScopeProfiler sp(g_profiler, "Server::SendBlocks(): Send to clients");
+ Map &map = m_env->getMap();
+
for (const PrioritySortedBlockTransfer &block_to_send : queue) {
if (total_sending >= max_blocks_to_send)
break;
- MapBlock *block = nullptr;
- try {
- block = m_env->getMap().getBlockNoCreate(block_to_send.pos);
- } catch (const InvalidPositionException &e) {
+ MapBlock *block = map.getBlockNoCreateNoEx(block_to_send.pos);
+ if (!block)
continue;
- }
RemoteClient *client = m_clients.lockedGetClientNoEx(block_to_send.peer_id,
CS_Active);
m_clients.unlock();
}
+bool Server::SendBlock(session_t peer_id, const v3s16 &blockpos)
+{
+ MapBlock *block = m_env->getMap().getBlockNoCreateNoEx(blockpos);
+ if (!block)
+ return false;
+
+ m_clients.lock();
+ RemoteClient *client = m_clients.lockedGetClientNoEx(peer_id, CS_Active);
+ if (!client || client->isBlockSent(blockpos)) {
+ m_clients.unlock();
+ return false;
+ }
+ SendBlockNoLock(peer_id, block, client->serialization_version,
+ client->net_proto_version);
+ m_clients.unlock();
+
+ 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::ifstream fis(filepath.c_str(), std::ios_base::binary);
+ if (!fis.good()) {
+ errorstream << "Server::addMediaFile(): Could not open \""
+ << filename << "\" for reading" << std::endl;
+ return false;
+ }
+ std::string filedata;
+ bool bad = false;
+ for (;;) {
+ char buf[1024];
+ fis.read(buf, sizeof(buf));
+ std::streamsize len = fis.gcount();
+ filedata.append(buf, len);
+ if (fis.eof())
+ break;
+ if (!fis.good()) {
+ bad = true;
+ break;
+ }
+ }
+ if (bad) {
+ errorstream << "Server::addMediaFile(): Failed to read \""
+ << filename << "\"" << std::endl;
+ return false;
+ } else 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"<<std::endl;
+ infostream << "Server: Calculating media file checksums" << std::endl;
// Collect all media file paths
std::vector<std::string> paths;
- m_modmgr->getModsMediaPaths(paths);
- fs::GetRecursiveDirs(paths, m_gamespec.path + DIR_DELIM + "textures");
+ // The paths are ordered in descending priority
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<fs::DirListNode> dirlist = fs::GetDirListing(mediapath);
for (const fs::DirListNode &dln : dirlist) {
- if (dln.dir) // Ignode dirs
+ if (dln.dir) // Ignore dirs (already in paths)
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;
- 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);
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
}
}
-void Server::sendDetachedInventory(const std::string &name, session_t peer_id)
+void Server::sendDetachedInventory(Inventory *inventory, const std::string &name, session_t peer_id)
{
- if(m_detached_inventories.count(name) == 0) {
- errorstream<<FUNCTION_NAME<<": \""<<name<<"\" not found"<<std::endl;
- return;
- }
- Inventory *inv = m_detached_inventories[name];
- std::ostringstream os(std::ios_base::binary);
-
- os << serializeString(name);
- inv->serialize(os);
-
- // Make data buffer
- std::string s = os.str();
-
NetworkPacket pkt(TOCLIENT_DETACHED_INVENTORY, 0, peer_id);
- pkt.putRawString(s.c_str(), s.size());
+ pkt << name;
- const std::string &check = m_detached_inventories_player[name];
- if (peer_id == PEER_ID_INEXISTENT) {
- if (check.empty())
- return m_clients.sendToAll(&pkt);
- RemotePlayer *p = m_env->getPlayer(check.c_str());
- if (p)
- m_clients.send(p->getPeerId(), 0, &pkt, true);
+ if (!inventory) {
+ pkt << false; // Remove inventory
} else {
- if (check.empty() || getPlayerName(peer_id) == check)
- Send(&pkt);
+ pkt << true; // Update inventory
+
+ // Serialization & NetworkPacket isn't a love story
+ std::ostringstream os(std::ios_base::binary);
+ inventory->serialize(os);
+ inventory->setModified(false);
+
+ const std::string &os_str = os.str();
+ pkt << static_cast<u16>(os_str.size()); // HACK: to keep compatibility with 5.0.0 clients
+ pkt.putRawString(os_str);
}
+
+ if (peer_id == PEER_ID_INEXISTENT)
+ m_clients.sendToAll(&pkt);
+ else
+ Send(&pkt);
}
-void Server::sendDetachedInventories(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;
- //Inventory *inv = i->second;
- 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);
}
/*
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()
playersao->clearParentAttachment();
// inform connected clients
+ const std::string &player_name = player->getName();
NetworkPacket notice(TOCLIENT_UPDATE_PLAYER_LIST, 0, PEER_ID_INEXISTENT);
// (u16) 1 + std::string represents a vector serialization representation
- notice << (u8) PLAYER_LIST_REMOVE << (u16) 1 << std::string(playersao->getPlayer()->getName());
+ notice << (u8) PLAYER_LIST_REMOVE << (u16) 1 << player_name;
m_clients.sendToAll(¬ice);
// run scripts
m_script->on_leaveplayer(playersao, reason == CDR_TIMEOUT);
if (!clist || clist->getSize() == 0)
return;
+ if (!clist->checkModified())
+ return;
+
// Get a preview for crafting
ItemStack preview;
InventoryLocation loc;
{
// If something goes wrong, this player is to blame
RollbackScopeActor rollback_scope(m_rollback,
- std::string("player:") + name);
+ std::string("player:") + name);
if (g_settings->getBool("strip_color_codes"))
wmessage = unescape_enriched(wmessage);
if (player) {
switch (player->canSendChatMessage()) {
- case RPLAYER_CHATRESULT_FLOODING: {
- std::wstringstream ws;
- ws << L"You cannot send more messages. You are limited to "
- << g_settings->getFloat("chat_message_limit_per_10sec")
- << L" messages per 10 seconds.";
- return ws.str();
- }
- case RPLAYER_CHATRESULT_KICK:
- DenyAccess_Legacy(player->getPeerId(),
- L"You have been kicked due to message flooding.");
- return L"";
- case RPLAYER_CHATRESULT_OK:
- break;
- default:
- FATAL_ERROR("Unhandled chat filtering result found.");
+ case RPLAYER_CHATRESULT_FLOODING: {
+ std::wstringstream ws;
+ ws << L"You cannot send more messages. You are limited to "
+ << g_settings->getFloat("chat_message_limit_per_10sec")
+ << L" messages per 10 seconds.";
+ return ws.str();
+ }
+ case RPLAYER_CHATRESULT_KICK:
+ DenyAccess_Legacy(player->getPeerId(),
+ L"You have been kicked due to message flooding.");
+ return L"";
+ case RPLAYER_CHATRESULT_OK:
+ break;
+ default:
+ FATAL_ERROR("Unhandled chat filtering result found.");
}
}
L"It was refused. Send a shorter message";
}
+ 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";
+ }
+
// Run script hook, exit if script ate the chat message
- if (m_script->on_chat_message(name, wide_to_utf8(wmessage)))
+ if (m_script->on_chat_message(name, message))
return L"";
// Line to send
line += L"-!- You don't have permission to shout.";
broadcast_line = false;
} else {
- line += L"<";
- line += wname;
- line += L"> ";
- line += 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"<" + wname + L"> " + wmessage;
+#else
+ line += narrow_to_wide(m_script->formatChatMessage(name,
+ wide_to_narrow(wmessage)));
+#endif
}
/*
std::wstring Server::getStatusString()
{
std::wostringstream os(std::ios_base::binary);
- os<<L"# Server: ";
+ os << L"# Server: ";
// Version
- os<<L"version="<<narrow_to_wide(g_version_string);
+ os << L"version=" << narrow_to_wide(g_version_string);
// Uptime
- os<<L", uptime="<<m_uptime.get();
+ os << L", uptime=" << m_uptime_counter->get();
// Max lag estimate
- os<<L", max_lag="<<m_env->getMaxLagEstimate();
+ os << L", max_lag=" << (m_env ? m_env->getMaxLagEstimate() : 0);
+
// Information about clients
bool first = true;
- os<<L", clients={";
- std::vector<session_t> clients = m_clients.getClientIDs();
- for (session_t client_id : clients) {
- // Get player
- RemotePlayer *player = m_env->getPlayer(client_id);
- // Get name of player
- std::wstring name = L"unknown";
- if (player)
- name = narrow_to_wide(player->getName());
- // Add name to information string
- if(!first)
- os << L", ";
- else
- first = false;
- os << name;
+ os << L", clients={";
+ if (m_env) {
+ std::vector<session_t> 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());
+
+ // Add name to information string
+ if (!first)
+ os << L", ";
+ else
+ first = false;
+
+ os << name;
+ }
}
os << L"}";
- if (!((ServerMap*)(&m_env->getMap()))->isSavingEnabled())
- os<<std::endl<<L"# Server: "<<" WARNING: Map saving is disabled.";
+ if (m_env && !((ServerMap*)(&m_env->getMap()))->isSavingEnabled())
+ os << std::endl << L"# 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 << L"# Server: " << narrow_to_wide(g_settings->get("motd"));
+
return os.str();
}
return true;
}
-void Server::hudSetHotbarImage(RemotePlayer *player, std::string name)
+void Server::hudSetHotbarImage(RemotePlayer *player, const std::string &name)
{
if (!player)
return;
SendHUDSetParam(player->getPeerId(), HUD_PARAM_HOTBAR_IMAGE, name);
}
-void Server::hudSetHotbarSelectedImage(RemotePlayer *player, std::string name)
+void Server::hudSetHotbarSelectedImage(RemotePlayer *player, const std::string &name)
{
if (!player)
return;
SendEyeOffset(player->getPeerId(), first, third);
}
-void Server::setSky(RemotePlayer *player, const video::SColor &bgcolor,
- const std::string &type, const std::vector<std::string> ¶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)
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)
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 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)
proto_ver = player->protocol_version;
}
- SendSpawnParticle(peer_id, proto_ver, pos, velocity, acceleration,
- expirationtime, size, collisiondetection,
- collision_removal, 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,
- 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)
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, 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;
}
SendDeleteParticleSpawner(peer_id, id);
}
-Inventory* Server::createDetachedInventory(const std::string &name, const std::string &player)
+bool Server::dynamicAddMedia(const std::string &filepath)
{
- if(m_detached_inventories.count(name) > 0){
- infostream<<"Server clearing detached inventory \""<<name<<"\""<<std::endl;
- delete m_detached_inventories[name];
- } else {
- infostream<<"Server creating detached inventory \""<<name<<"\""<<std::endl;
+ std::string filename = fs::GetFilenameFromPath(filepath.c_str());
+ if (m_media.find(filename) != m_media.end()) {
+ errorstream << "Server::dynamicAddMedia(): file \"" << filename
+ << "\" already exists in media cache" << std::endl;
+ return false;
+ }
+
+ // Load the file and add it to our media cache
+ std::string filedata, raw_hash;
+ bool ok = addMediaFile(filename, filepath, &filedata, &raw_hash);
+ if (!ok)
+ return false;
+
+ // Push file to existing clients
+ NetworkPacket pkt(TOCLIENT_MEDIA_PUSH, 0);
+ pkt << raw_hash << filename << (bool) true;
+ pkt.putLongString(filedata);
+
+ auto client_ids = m_clients.getClientIDs(CS_DefinitionsSent);
+ for (session_t client_id : client_ids) {
+ /*
+ 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(client_id, 1, &pkt, true);
+ m_clients.send(client_id, 0, &pkt, true);
}
- Inventory *inv = new Inventory(m_itemdef);
- sanity_check(inv);
- m_detached_inventories[name] = inv;
- m_detached_inventories_player[name] = player;
- //TODO find a better way to do this
- sendDetachedInventory(name,PEER_ID_INEXISTENT);
- return inv;
+
+ return true;
}
// actions: time-reversed list
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;
{
ServerMap &map = m_env->getServerMap();
v3f nodeposf;
- if (g_settings->getV3FNoEx("static_spawnpoint", nodeposf)) {
+ if (g_settings->getV3FNoEx("static_spawnpoint", nodeposf))
return nodeposf * BS;
- }
bool is_good = false;
// Limit spawn range to mapgen edges (determined by 'mapgen_limit')
s32 range_max = map.getMapgenParams()->getSpawnRangeMax();
// Try to find a good place a few times
- for(s32 i = 0; i < 4000 && !is_good; i++) {
+ for (s32 i = 0; i < 4000 && !is_good; i++) {
s32 range = MYMIN(1 + i, range_max);
// We're going to try to throw the player to this position
v2s16 nodepos2d = v2s16(
-range + (myrand() % (range * 2)),
-range + (myrand() % (range * 2)));
-
// 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 if MAX_MAP_GENERATION_LIMIT was returned by the mapgen to
+ // signify an unsuitable spawn position, or if outside limits.
+ if (spawn_level >= MAX_MAP_GENERATION_LIMIT ||
+ spawn_level <= -MAX_MAP_GENERATION_LIMIT)
continue;
v3s16 nodepos(nodepos2d.X, spawn_level, nodepos2d.Y);
-
+ // Consecutive empty nodes
s32 air_count = 0;
- for (s32 i = 0; i < 10; i++) {
+
+ // Search upwards from 'spawn level' for 2 consecutive empty nodes, to
+ // avoid obstructions in already-generated mapblocks.
+ // In ungenerated mapblocks consisting of 'ignore' nodes, there will be
+ // no obstructions, but mapgen decorations are generated after spawn so
+ // the player may end up inside one.
+ for (s32 i = 0; i < 8; i++) {
v3s16 blockpos = getNodeBlockPos(nodepos);
map.emergeBlock(blockpos, true);
- content_t c = map.getNodeNoEx(nodepos).getContent();
- if (c == CONTENT_AIR || c == CONTENT_IGNORE) {
+ content_t c = map.getNode(nodepos).getContent();
+
+ // In generated mapblocks allow spawn in all 'airlike' drawtype nodes.
+ // In ungenerated mapblocks allow spawn in 'ignore' nodes.
+ if (m_nodedef->get(c).drawtype == NDT_AIRLIKE || c == CONTENT_IGNORE) {
air_count++;
if (air_count >= 2) {
+ // Spawn in lower empty node
+ nodepos.Y--;
nodeposf = intToFloat(nodepos, BS);
// Don't spawn the player outside map boundaries
if (objectpos_over_limit(nodeposf))
- continue;
+ // Exit this loop, positions above are probably over limit
+ break;
+
+ // Good position found, cause an exit from main loop
is_good = true;
break;
}
+ } else {
+ air_count = 0;
}
nodepos.Y++;
}
}
- return nodeposf;
+ if (is_good)
+ return nodeposf;
+
+ // No suitable spawn point found, return fallback 0,0,0
+ return v3f(0.0f, 0.0f, 0.0f);
}
void Server::requestShutdown(const std::string &msg, bool reconnect, float delay)
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
- {
- ScopeProfiler sp(g_profiler, "dedicated server sleep");
- sleep_ms((int)(steplen*1000.0));
- }
+ sleep_ms((int)(steplen*1000.0));
server.step(steplen);
if (server.isShutdownRequested() || kill)
m_script->on_modchannel_message(channel, sender, message);
}
}
+
+void Server::loadTranslationLanguage(const std::string &lang_code)
+{
+ if (g_server_translations->count(lang_code))
+ return; // Already loaded
+
+ std::string suffix = "." + lang_code + ".tr";
+ for (const auto &i : m_media) {
+ if (str_ends_with(i.first, suffix)) {
+ std::ifstream t(i.second.path);
+ std::string data((std::istreambuf_iterator<char>(t)),
+ std::istreambuf_iterator<char>());
+
+ (*g_server_translations)[lang_code].loadTranslation(data);
+ }
+ }
+}