#if USE_PROMETHEUS
m_metrics_backend = std::unique_ptr<MetricsBackend>(createPrometheusMetricsBackend());
#else
- m_metrics_backend = std::unique_ptr<MetricsBackend>(new MetricsBackend());
+ m_metrics_backend = std::make_unique<MetricsBackend>();
#endif
m_uptime_counter = m_metrics_backend->addCounter("minetest_core_server_uptime", "Server uptime (in seconds)");
m_mod_storage_database = openModStorageDatabase(m_path_world);
m_mod_storage_database->beginSave();
- m_modmgr = std::unique_ptr<ServerModManager>(new ServerModManager(m_path_world));
+ m_modmgr = std::make_unique<ServerModManager>(m_path_world);
std::vector<ModSpec> unsatisfied_mods = m_modmgr->getUnsatisfiedMods();
// complain about mods with unsatisfied dependencies
if (!m_modmgr->isConsistent()) {
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_inventory_mgr = std::make_unique<ServerInventoryManager>();
m_script->loadMod(getBuiltinLuaPath() + DIR_DELIM "init.lua", BUILTIN_MOD_NAME);
// ASCII art for the win!
std::cerr
- << " .__ __ __ " << std::endl
- << " _____ |__| ____ _____/ |_ ____ _______/ |_ " << std::endl
- << " / \\| |/ \\_/ __ \\ __\\/ __ \\ / ___/\\ __\\" << std::endl
- << "| Y Y \\ | | \\ ___/| | \\ ___/ \\___ \\ | | " << std::endl
- << "|__|_| /__|___| /\\___ >__| \\___ >____ > |__| " << std::endl
- << " \\/ \\/ \\/ \\/ \\/ " << std::endl;
+ << " __. __. __. " << std::endl
+ << " _____ |__| ____ _____ / |_ _____ _____ / |_ " << std::endl
+ << " / \\| |/ \\ / __ \\ _\\/ __ \\/ __> _\\" << std::endl
+ << "| Y Y \\ | | \\ ___/| | | ___/\\___ \\| | " << std::endl
+ << "|__|_| / |___| /\\______> | \\______>_____/| | " << std::endl
+ << " \\/ \\/ \\/ \\/ \\/ " << std::endl;
actionstream << "World at [" << m_path_world << "]" << std::endl;
actionstream << "Server for gameid=\"" << m_gamespec.id
<< "\" listening on ";
//infostream<<"Server: Checking added and deleted active objects"<<std::endl;
MutexAutoLock envlock(m_env_mutex);
- m_clients.lock();
- const RemoteClientMap &clients = m_clients.getClientList();
- ScopeProfiler sp(g_profiler, "Server: update objects within range");
+ {
+ ClientInterface::AutoLock clientlock(m_clients);
+ 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;
+ m_player_gauge->set(clients.size());
+ for (const auto &client_it : clients) {
+ RemoteClient *client = client_it.second;
- if (client->getState() < CS_DefinitionsSent)
- continue;
+ if (client->getState() < CS_DefinitionsSent)
+ continue;
- // This can happen if the client times out somehow
- if (!m_env->getPlayer(client->peer_id))
- continue;
+ // This can happen if the client times out somehow
+ if (!m_env->getPlayer(client->peer_id))
+ continue;
- PlayerSAO *playersao = getPlayerSAO(client->peer_id);
- if (!playersao)
- continue;
+ PlayerSAO *playersao = getPlayerSAO(client->peer_id);
+ if (!playersao)
+ continue;
- SendActiveObjectRemoveAdd(client, playersao);
+ SendActiveObjectRemoveAdd(client, playersao);
+ }
}
- m_clients.unlock();
// Write changes to the mod storage
m_mod_storage_save_timer -= dtime;
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;
- PlayerSAO *player = getPlayerSAO(client->peer_id);
- // Go through all objects in message buffer
- for (const auto &buffered_message : buffered_messages) {
- // If object does not exist or is not known by client, skip it
- u16 id = buffered_message.first;
- ServerActiveObject *sao = m_env->getActiveObject(id);
- if (!sao || client->m_known_objects.find(id) == client->m_known_objects.end())
- continue;
+ {
+ ClientInterface::AutoLock clientlock(m_clients);
+ 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;
+ PlayerSAO *player = getPlayerSAO(client->peer_id);
+ // Go through all objects in message buffer
+ for (const auto &buffered_message : buffered_messages) {
+ // If object does not exist or is not known by client, skip it
+ u16 id = buffered_message.first;
+ 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) {
- // 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;
+ // Get message list of object
+ std::vector<ActiveObjectMessage>* list = buffered_message.second;
+ // Go through every message
+ for (const ActiveObjectMessage &aom : *list) {
+ // 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));
}
-
- // 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));
}
- }
- /*
- reliable_data and unreliable_data are now ready.
- Send them.
- */
- if (!reliable_data.empty()) {
- SendActiveObjectMessages(client->peer_id, reliable_data);
- }
+ /*
+ reliable_data and unreliable_data are now ready.
+ Send them.
+ */
+ if (!reliable_data.empty()) {
+ SendActiveObjectMessages(client->peer_id, reliable_data);
+ }
- if (!unreliable_data.empty()) {
- SendActiveObjectMessages(client->peer_id, unreliable_data, false);
+ if (!unreliable_data.empty()) {
+ SendActiveObjectMessages(client->peer_id, unreliable_data, false);
+ }
}
}
- m_clients.unlock();
// Clear buffered_messages
for (auto &buffered_message : buffered_messages) {
{
std::string playername;
PlayerSAO *playersao = NULL;
- m_clients.lock();
- try {
+ {
+ ClientInterface::AutoLock clientlock(m_clients);
RemoteClient* client = m_clients.lockedGetClientNoEx(peer_id, CS_InitDone);
if (client) {
playername = client->getName();
playersao = emergePlayer(playername.c_str(), peer_id, client->net_proto_version);
}
- } catch (std::exception &e) {
- m_clients.unlock();
- throw;
}
- m_clients.unlock();
RemotePlayer *player = m_env->getPlayer(playername.c_str());
SendPlayerBreath(playersao);
/*
- Print out action
+ Update player list and print action
*/
{
- Address addr = getPeerAddress(player->getPeerId());
- std::string ip_str = addr.serializeString();
- const std::vector<std::string> &names = m_clients.getPlayerNames();
+ NetworkPacket notice_pkt(TOCLIENT_UPDATE_PLAYER_LIST, 0, PEER_ID_INEXISTENT);
+ notice_pkt << (u8) PLAYER_LIST_ADD << (u16) 1 << std::string(player->getName());
+ m_clients.sendToAll(¬ice_pkt);
+ }
+ {
+ std::string ip_str = getPeerAddress(player->getPeerId()).serializeString();
+ const auto &names = m_clients.getPlayerNames();
actionstream << player->getName() << " [" << ip_str << "] joins game. List of players: ";
-
- for (const std::string &name : names) {
+ for (const std::string &name : names)
actionstream << name << " ";
- }
-
- actionstream << player->getName() <<std::endl;
+ actionstream << player->getName() << std::endl;
}
return playersao;
}
void Server::SetBlocksNotSent(std::map<v3s16, MapBlock *>& block)
{
std::vector<session_t> clients = m_clients.getClientIDs();
- m_clients.lock();
+ ClientInterface::AutoLock clientlock(m_clients);
// Set the modified blocks unsent for all the clients
for (const session_t client_id : clients) {
if (RemoteClient *client = m_clients.lockedGetClientNoEx(client_id))
client->SetBlocksNotSent(block);
}
- m_clients.unlock();
}
void Server::peerAdded(con::Peer *peer)
bool Server::getClientInfo(session_t peer_id, ClientInfo &ret)
{
- m_clients.lock();
+ ClientInterface::AutoLock clientlock(m_clients);
RemoteClient* client = m_clients.lockedGetClientNoEx(peer_id, CS_Invalid);
- if (!client) {
- m_clients.unlock();
+ if (!client)
return false;
- }
ret.state = client->getState();
ret.addr = client->getAddress();
ret.lang_code = client->getLangCode();
- m_clients.unlock();
-
return true;
}
pkt << p;
std::vector<session_t> clients = m_clients.getClientIDs();
- m_clients.lock();
+ ClientInterface::AutoLock clientlock(m_clients);
for (session_t client_id : clients) {
RemoteClient *client = m_clients.lockedGetClientNoEx(client_id);
// Send as reliable
m_clients.send(client_id, 0, &pkt, true);
}
-
- m_clients.unlock();
}
void Server::sendAddNode(v3s16 p, MapNode n, std::unordered_set<u16> *far_players,
<< (u8) (remove_metadata ? 0 : 1);
std::vector<session_t> clients = m_clients.getClientIDs();
- m_clients.lock();
+ ClientInterface::AutoLock clientlock(m_clients);
for (session_t client_id : clients) {
RemoteClient *client = m_clients.lockedGetClientNoEx(client_id);
// Send as reliable
m_clients.send(client_id, 0, &pkt, true);
}
-
- m_clients.unlock();
}
void Server::sendMetadataChanged(const std::list<v3s16> &meta_updates, float far_d_nodes)
NodeMetadataList meta_updates_list(false);
std::vector<session_t> clients = m_clients.getClientIDs();
- m_clients.lock();
+ ClientInterface::AutoLock clientlock(m_clients);
for (session_t i : clients) {
RemoteClient *client = m_clients.lockedGetClientNoEx(i);
meta_updates_list.clear();
}
-
- m_clients.unlock();
}
void Server::SendBlockNoLock(session_t peer_id, MapBlock *block, u8 ver,
std::vector<session_t> clients = m_clients.getClientIDs();
- m_clients.lock();
+ ClientInterface::AutoLock clientlock(m_clients);
for (const session_t client_id : clients) {
RemoteClient *client = m_clients.lockedGetClientNoEx(client_id, CS_Active);
total_sending += client->getSendingCount();
client->GetNextBlocks(m_env,m_emerge, dtime, queue);
}
- m_clients.unlock();
}
// Sort.
// Lowest is most important.
std::sort(queue.begin(), queue.end());
- m_clients.lock();
+ ClientInterface::AutoLock clientlock(m_clients);
// Maximal total count calculation
// The per-client block sends is halved with the maximal online users
client->SentBlock(block_to_send.pos);
total_sending++;
}
- m_clients.unlock();
}
bool Server::SendBlock(session_t peer_id, const v3s16 &blockpos)
if (!block)
return false;
- m_clients.lock();
+ ClientInterface::AutoLock clientlock(m_clients);
RemoteClient *client = m_clients.lockedGetClientNoEx(peer_id, CS_Active);
- if (!client || client->isBlockSent(blockpos)) {
- m_clients.unlock();
+ if (!client || client->isBlockSent(blockpos))
return false;
- }
SendBlockNoLock(peer_id, block, client->serialization_version,
client->net_proto_version);
- m_clients.unlock();
return true;
}
os << "# Server: ";
// Version
os << "version: " << g_version_string;
+ // Game
+ os << " | game: " << (m_gamespec.name.empty() ? m_gamespec.id : m_gamespec.name);
// Uptime
os << " | uptime: " << duration_to_string((int) m_uptime_counter->get());
// Max lag estimate
if (!player)
return false;
+ u32 new_hud_flags = (player->hud_flags & ~mask) | flags;
+ if (new_hud_flags == player->hud_flags) // no change
+ return true;
+
SendHUDSetFlags(player->getPeerId(), flags, mask);
- player->hud_flags &= ~mask;
- player->hud_flags |= flags;
+ player->hud_flags = new_hud_flags;
PlayerSAO* playersao = player->getPlayerSAO();
legacy_pkt.putLongString(filedata);
std::unordered_set<session_t> delivered, waiting;
- m_clients.lock();
- for (auto &pair : m_clients.getClientList()) {
- if (pair.second->getState() < CS_DefinitionsSent)
- continue;
- const auto proto_ver = pair.second->net_proto_version;
- if (proto_ver < 39)
- continue;
+ {
+ ClientInterface::AutoLock clientlock(m_clients);
+ for (auto &pair : m_clients.getClientList()) {
+ if (pair.second->getState() == CS_DefinitionsSent && !ephemeral) {
+ /*
+ If a client is in the DefinitionsSent state it is too late to
+ transfer the file via sendMediaAnnouncement() but at the same
+ time the client cannot accept a media push yet.
+ Short of artificially delaying the joining process there is no
+ way for the server to resolve this so we (currently) opt not to.
+ */
+ warningstream << "The media \"" << filename << "\" (dynamic) could "
+ "not be delivered to " << pair.second->getName()
+ << " due to a race condition." << std::endl;
+ continue;
+ }
+ if (pair.second->getState() < CS_Active)
+ continue;
- const session_t peer_id = pair.second->peer_id;
- if (!to_player.empty() && getPlayerName(peer_id) != to_player)
- continue;
+ const auto proto_ver = pair.second->net_proto_version;
+ if (proto_ver < 39)
+ continue;
- if (proto_ver < 40) {
- delivered.emplace(peer_id);
- /*
- 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 channels 1 and 0.
- */
- m_clients.send(peer_id, 1, &legacy_pkt, true);
- m_clients.send(peer_id, 0, &legacy_pkt, true);
- } else {
- waiting.emplace(peer_id);
- Send(peer_id, &pkt);
+ const session_t peer_id = pair.second->peer_id;
+ if (!to_player.empty() && getPlayerName(peer_id) != to_player)
+ continue;
+
+ if (proto_ver < 40) {
+ delivered.emplace(peer_id);
+ /*
+ 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 channels 1 and 0.
+ */
+ m_clients.send(peer_id, 1, &legacy_pkt, true);
+ m_clients.send(peer_id, 0, &legacy_pkt, true);
+ } else {
+ waiting.emplace(peer_id);
+ Send(peer_id, &pkt);
+ }
}
}
- m_clients.unlock();
// Run callback for players that already had the file delivered (legacy-only)
for (session_t peer_id : delivered) {