51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
+#include <algorithm>
#include "serverenvironment.h"
-#include "content_sao.h"
#include "settings.h"
#include "log.h"
#include "mapblock.h"
#if USE_POSTGRESQL
#include "database/database-postgresql.h"
#endif
-#include <algorithm>
+#if USE_LEVELDB
+#include "database/database-leveldb.h"
+#endif
+#include "server/luaentity_sao.h"
+#include "server/player_sao.h"
#define LBM_NAME_ALLOWED_CHARS "abcdefghijklmnopqrstuvwxyz0123456789_:"
ServerEnvironment
*/
+// Random device to seed pseudo random generators.
+static std::random_device seed;
+
ServerEnvironment::ServerEnvironment(ServerMap *map,
ServerScripting *scriptIface, Server *server,
const std::string &path_world):
m_map(map),
m_script(scriptIface),
m_server(server),
- m_path_world(path_world)
+ m_path_world(path_world),
+ m_rgen(seed())
{
// Determine which database backend to use
std::string conf_path = path_world + DIR_DELIM + "world.mt";
return m_player_database->removePlayer(name);
}
-bool ServerEnvironment::line_of_sight(v3f pos1, v3f pos2, v3s16 *p)
-{
- // Iterate trough nodes on the line
- voxalgo::VoxelLineIterator iterator(pos1 / BS, (pos2 - pos1) / BS);
- do {
- MapNode n = getMap().getNodeNoEx(iterator.m_current_node_pos);
-
- // Return non-air
- if (n.param0 != CONTENT_AIR) {
- if (p)
- *p = iterator.m_current_node_pos;
- return false;
- }
- iterator.next();
- } while (iterator.m_current_index <= iterator.m_last_index);
- return true;
-}
-
void ServerEnvironment::kickAllPlayers(AccessDeniedCode reason,
const std::string &str_reason, bool reconnect)
{
}
}
-void ServerEnvironment::saveLoadedPlayers()
+void ServerEnvironment::saveLoadedPlayers(bool force)
{
for (RemotePlayer *player : m_players) {
- if (player->checkModified() || (player->getPlayerSAO() &&
+ if (force || player->checkModified() || (player->getPlayerSAO() &&
player->getPlayerSAO()->getMeta().isModified())) {
try {
m_player_database->savePlayer(player);
void ServerEnvironment::saveMeta()
{
+ if (!m_meta_loaded)
+ return;
+
std::string path = m_path_world + DIR_DELIM "env_meta.txt";
// Open file and serialize
void ServerEnvironment::loadMeta()
{
+ SANITY_CHECK(!m_meta_loaded);
+ m_meta_loaded = true;
+
// If file doesn't exist, load default environment metadata
if (!fs::PathExists(m_path_world + DIR_DELIM "env_meta.txt")) {
infostream << "ServerEnvironment: Loading default environment metadata"
c = n.getContent();
} else {
// otherwise consult the map
- MapNode n = map->getNodeNoEx(p1 + block->getPosRelative());
+ MapNode n = map->getNode(p1 + block->getPosRelative());
c = n.getContent();
}
if (CONTAINS(aabm.required_neighbors, c))
bool ServerEnvironment::setNode(v3s16 p, const MapNode &n)
{
const NodeDefManager *ndef = m_server->ndef();
- MapNode n_old = m_map->getNodeNoEx(p);
+ MapNode n_old = m_map->getNode(p);
const ContentFeatures &cf_old = ndef->get(n_old);
bool ServerEnvironment::removeNode(v3s16 p)
{
const NodeDefManager *ndef = m_server->ndef();
- MapNode n_old = m_map->getNodeNoEx(p);
+ MapNode n_old = m_map->getNode(p);
// Call destructor
if (ndef->get(n_old).has_on_destruct)
void ServerEnvironment::step(float dtime)
{
+ ScopeProfiler sp2(g_profiler, "ServerEnv::step()", SPT_AVG);
/* Step time of day */
stepTimeOfDay(dtime);
Handle players
*/
{
- ScopeProfiler sp(g_profiler, "SEnv: handle players avg", SPT_AVG);
+ ScopeProfiler sp(g_profiler, "ServerEnv: move players", SPT_AVG);
for (RemotePlayer *player : m_players) {
// Ignore disconnected players
if (player->getPeerId() == PEER_ID_INEXISTENT)
}
}
+ if (m_database_check_interval.step(dtime, 10.0f)) {
+ m_auth_database->pingDatabase();
+ m_player_database->pingDatabase();
+ m_map->pingDatabase();
+ }
/*
Manage active block list
*/
if (m_active_blocks_management_interval.step(dtime, m_cache_active_block_mgmt_interval)) {
- ScopeProfiler sp(g_profiler, "SEnv: manage act. block list avg per interval", SPT_AVG);
+ ScopeProfiler sp(g_profiler, "ServerEnv: update active blocks", SPT_AVG);
/*
Get player block positions
*/
Mess around in active blocks
*/
if (m_active_blocks_nodemetadata_interval.step(dtime, m_cache_nodetimer_interval)) {
- ScopeProfiler sp(g_profiler, "SEnv: mess in act. blocks avg per interval", SPT_AVG);
+ ScopeProfiler sp(g_profiler, "ServerEnv: Run node timers", SPT_AVG);
float dtime = m_cache_nodetimer_interval;
}
}
- if (m_active_block_modifier_interval.step(dtime, m_cache_abm_interval))
- do { // breakable
- if (m_active_block_interval_overload_skip > 0) {
- ScopeProfiler sp(g_profiler, "SEnv: ABM overload skips");
- m_active_block_interval_overload_skip--;
- break;
- }
- ScopeProfiler sp(g_profiler, "SEnv: modify in blocks avg per interval", SPT_AVG);
- TimeTaker timer("modify in active blocks per interval");
-
- // Initialize handling of ActiveBlockModifiers
- ABMHandler abmhandler(m_abms, m_cache_abm_interval, this, true);
-
- int blocks_scanned = 0;
- int abms_run = 0;
- int blocks_cached = 0;
- for (const v3s16 &p : m_active_blocks.m_abm_list) {
- MapBlock *block = m_map->getBlockNoCreateNoEx(p);
- if (!block)
- continue;
+ if (m_active_block_modifier_interval.step(dtime, m_cache_abm_interval)) {
+ ScopeProfiler sp(g_profiler, "SEnv: modify in blocks avg per interval", SPT_AVG);
+ TimeTaker timer("modify in active blocks per interval");
- // Set current time as timestamp
- block->setTimestampNoChangedFlag(m_game_time);
+ // Initialize handling of ActiveBlockModifiers
+ ABMHandler abmhandler(m_abms, m_cache_abm_interval, this, true);
- /* Handle ActiveBlockModifiers */
- abmhandler.apply(block, blocks_scanned, abms_run, blocks_cached);
- }
- g_profiler->avg("SEnv: active blocks", m_active_blocks.m_abm_list.size());
- g_profiler->avg("SEnv: active blocks cached", blocks_cached);
- g_profiler->avg("SEnv: active blocks scanned for ABMs", blocks_scanned);
- g_profiler->avg("SEnv: ABMs run", abms_run);
+ int blocks_scanned = 0;
+ int abms_run = 0;
+ int blocks_cached = 0;
+
+ std::vector<v3s16> output(m_active_blocks.m_abm_list.size());
+
+ // Shuffle the active blocks so that each block gets an equal chance
+ // of having its ABMs run.
+ std::copy(m_active_blocks.m_abm_list.begin(), m_active_blocks.m_abm_list.end(), output.begin());
+ std::shuffle(output.begin(), output.end(), m_rgen);
+
+ int i = 0;
+ // The time budget for ABMs is 20%.
+ u32 max_time_ms = m_cache_abm_interval * 1000 / 5;
+ for (const v3s16 &p : output) {
+ MapBlock *block = m_map->getBlockNoCreateNoEx(p);
+ if (!block)
+ continue;
+
+ i++;
+
+ // Set current time as timestamp
+ block->setTimestampNoChangedFlag(m_game_time);
+
+ /* Handle ActiveBlockModifiers */
+ abmhandler.apply(block, blocks_scanned, abms_run, blocks_cached);
+
+ u32 time_ms = timer.getTimerTime();
- u32 time_ms = timer.stop(true);
- u32 max_time_ms = 200;
if (time_ms > max_time_ms) {
- warningstream<<"active block modifiers took "
- <<time_ms<<"ms (longer than "
- <<max_time_ms<<"ms)"<<std::endl;
- m_active_block_interval_overload_skip = (time_ms / max_time_ms) + 1;
+ warningstream << "active block modifiers took "
+ << time_ms << "ms (processed " << i << " of "
+ << output.size() << " active blocks)" << std::endl;
+ break;
}
- }while(0);
+ }
+ g_profiler->avg("ServerEnv: active blocks", m_active_blocks.m_abm_list.size());
+ g_profiler->avg("ServerEnv: active blocks cached", blocks_cached);
+ g_profiler->avg("ServerEnv: active blocks scanned for ABMs", blocks_scanned);
+ g_profiler->avg("ServerEnv: ABMs run", abms_run);
+
+ timer.stop(true);
+ }
/*
Step script environment (run global on_step())
Step active objects
*/
{
- ScopeProfiler sp(g_profiler, "SEnv: step act. objs avg", SPT_AVG);
+ ScopeProfiler sp(g_profiler, "ServerEnv: Run SAO::step()", SPT_AVG);
// This helps the objects to send data at the same time
bool send_recommended = false;
// Step object
obj->step(dtime, send_recommended);
// Read messages from object
- while (!obj->m_messages_out.empty()) {
- this->m_active_object_messages.push(obj->m_messages_out.front());
- obj->m_messages_out.pop();
- }
+ obj->dumpAOMessagesToQueue(m_active_object_messages);
};
m_ao_manager.step(dtime, cb_state);
}
Manage active objects
*/
if (m_object_management_interval.step(dtime, 0.5)) {
- ScopeProfiler sp(g_profiler, "SEnv: remove removed objs avg /.5s", SPT_AVG);
removeRemovedObjects();
}
++i;
}
}
+
+ // Send outdated player inventories
+ for (RemotePlayer *player : m_players) {
+ if (player->getPeerId() == PEER_ID_INEXISTENT)
+ continue;
+
+ PlayerSAO *sao = player->getPlayerSAO();
+ if (sao && player->inventory.checkModified())
+ m_server->SendInventory(sao, true);
+ }
+
+ // Send outdated detached inventories
+ m_server->sendDetachedInventories(PEER_ID_INEXISTENT, true);
}
u32 ServerEnvironment::addParticleSpawner(float exptime)
}
}
-ActiveObjectMessage ServerEnvironment::getActiveObjectMessage()
+bool ServerEnvironment::getActiveObjectMessage(ActiveObjectMessage *dest)
{
if(m_active_object_messages.empty())
- return ActiveObjectMessage(0);
+ return false;
- ActiveObjectMessage message = m_active_object_messages.front();
+ *dest = std::move(m_active_object_messages.front());
m_active_object_messages.pop();
- return message;
+ return true;
}
void ServerEnvironment::getSelectedActiveObjects(
const core::line3d<f32> &shootline_on_map,
std::vector<PointedThing> &objects)
{
- std::vector<u16> objectIds;
- getObjectsInsideRadius(objectIds, shootline_on_map.start,
- shootline_on_map.getLength() + 10.0f);
+ std::vector<ServerActiveObject *> objs;
+ getObjectsInsideRadius(objs, shootline_on_map.start,
+ shootline_on_map.getLength() + 10.0f, nullptr);
const v3f line_vector = shootline_on_map.getVector();
- for (u16 objectId : objectIds) {
- ServerActiveObject* obj = getActiveObject(objectId);
-
+ for (auto obj : objs) {
+ if (obj->isGone())
+ continue;
aabb3f selection_box;
if (!obj->getSelectionBox(&selection_box))
continue;
if (boxLineCollision(offsetted_box, shootline_on_map.start, line_vector,
¤t_intersection, ¤t_normal)) {
objects.emplace_back(
- (s16) objectId, current_intersection, current_normal,
+ (s16) obj->getId(), current_intersection, current_normal,
(current_intersection - shootline_on_map.start).getLengthSQ());
}
}
*/
void ServerEnvironment::removeRemovedObjects()
{
+ ScopeProfiler sp(g_profiler, "ServerEnvironment::removeRemovedObjects()", SPT_AVG);
+
auto clear_cb = [this] (ServerActiveObject *obj, u16 id) {
// This shouldn't happen but check it
if (!obj) {
}
}
+ServerActiveObject* ServerEnvironment::createSAO(ActiveObjectType type, v3f pos,
+ const std::string &data)
+{
+ switch (type) {
+ case ACTIVEOBJECT_TYPE_LUAENTITY:
+ return new LuaEntitySAO(this, pos, data);
+ default:
+ warningstream << "ServerActiveObject: No factory for type=" << type << std::endl;
+ }
+ return nullptr;
+}
+
/*
Convert stored objects from blocks near the players to active.
*/
std::vector<StaticObject> new_stored;
for (const StaticObject &s_obj : block->m_static_objects.m_stored) {
// Create an active object from the data
- ServerActiveObject *obj = ServerActiveObject::create
- ((ActiveObjectType) s_obj.type, this, 0, s_obj.pos, s_obj.data);
+ ServerActiveObject *obj = createSAO((ActiveObjectType) s_obj.type, s_obj.pos,
+ s_obj.data);
// If couldn't create object, store static data back.
- if(obj == NULL) {
+ if (!obj) {
errorstream<<"ServerEnvironment::activateObjects(): "
<<"failed to create active object from static object "
<<"in block "<<PP(s_obj.pos/BS)
if (name == "dummy")
return new Database_Dummy();
+
#if USE_POSTGRESQL
if (name == "postgresql") {
std::string connect_string;
return new PlayerDatabasePostgreSQL(connect_string);
}
#endif
+
+#if USE_LEVELDB
+ if (name == "leveldb")
+ return new PlayerDatabaseLevelDB(savedir);
+#endif
+
if (name == "files")
return new PlayerDatabaseFiles(savedir + DIR_DELIM + "players");
if (!world_mt.exists("player_backend")) {
errorstream << "Please specify your current backend in world.mt:"
<< std::endl
- << " player_backend = {files|sqlite3|postgresql}"
+ << " player_backend = {files|sqlite3|leveldb|postgresql}"
<< std::endl;
return false;
}
delete dstdb;
} catch (BaseException &e) {
- errorstream << "An error occured during migration: " << e.what() << std::endl;
+ errorstream << "An error occurred during migration: " << e.what() << std::endl;
return false;
}
return true;
if (name == "sqlite3")
return new AuthDatabaseSQLite3(savedir);
+#if USE_POSTGRESQL
+ if (name == "postgresql") {
+ std::string connect_string;
+ conf.getNoEx("pgsql_auth_connection", connect_string);
+ return new AuthDatabasePostgreSQL(connect_string);
+ }
+#endif
+
if (name == "files")
return new AuthDatabaseFiles(savedir);
+#if USE_LEVELDB
+ if (name == "leveldb")
+ return new AuthDatabaseLevelDB(savedir);
+#endif
+
throw BaseException(std::string("Database backend ") + name + " not supported.");
}
}
} catch (BaseException &e) {
- errorstream << "An error occured during migration: " << e.what()
+ errorstream << "An error occurred during migration: " << e.what()
<< std::endl;
return false;
}