#include <sstream>
#include "clientiface.h"
-#include "util/numeric.h"
-#include "util/mathconstants.h"
-#include "player.h"
+#include "remoteplayer.h"
#include "settings.h"
#include "mapblock.h"
#include "network/connection.h"
-#include "environment.h"
+#include "serverenvironment.h"
#include "map.h"
#include "emerge.h"
-#include "serverobject.h" // TODO this is used for cleanup of only
-#include "main.h" // for g_settings
+#include "content_sao.h" // TODO this is used for cleanup of only
#include "log.h"
+#include "network/serveropcodes.h"
+#include "util/srp.h"
+#include "face_position_cache.h"
const char *ClientInterface::statenames[] = {
"Invalid",
"Disconnecting",
"Denied",
"Created",
- "InitSent",
+ "AwaitingInit2",
+ "HelloSent",
"InitDone",
"DefinitionsSent",
- "Active"
+ "Active",
+ "SudoMode",
};
}
}
-void RemoteClient::GetNextBlocks(
+void RemoteClient::GetNextBlocks (
ServerEnvironment *env,
EmergeManager * emerge,
float dtime,
std::vector<PrioritySortedBlockTransfer> &dest)
{
- DSTACK(__FUNCTION_NAME);
+ DSTACK(FUNCTION_NAME);
// Increment timers
if(m_nothing_to_send_pause_timer >= 0)
return;
- Player *player = env->getPlayer(peer_id);
+ RemotePlayer *player = env->getPlayer(peer_id);
// This can happen sometimes; clients and players are not in perfect sync.
- if(player == NULL)
+ if (!player)
+ return;
+
+ PlayerSAO *sao = player->getPlayerSAO();
+ if (!sao)
return;
// Won't send anything if already sending
return;
}
- v3f playerpos = player->getPosition();
- v3f playerspeed = player->getSpeed();
+ v3f playerpos = sao->getBasePosition();
+ const v3f &playerspeed = player->getSpeed();
v3f playerspeeddir(0,0,0);
if(playerspeed.getLength() > 1.0*BS)
playerspeeddir = playerspeed / playerspeed.getLength();
v3s16 center = getNodeBlockPos(center_nodepos);
// Camera position and direction
- v3f camera_pos = player->getEyePosition();
+ v3f camera_pos = sao->getEyePosition();
v3f camera_dir = v3f(0,0,1);
- camera_dir.rotateYZBy(player->getPitch());
- camera_dir.rotateXZBy(player->getYaw());
+ camera_dir.rotateYZBy(sao->getPitch());
+ camera_dir.rotateXZBy(sao->getYaw());
/*infostream<<"camera_dir=("<<camera_dir.X<<","<<camera_dir.Y<<","
<<camera_dir.Z<<")"<<std::endl;*/
*/
s32 new_nearest_unsent_d = -1;
- const s16 full_d_max = g_settings->getS16("max_block_send_distance");
+ // get view range and camera fov from the client
+ s16 wanted_range = sao->getWantedRange();
+ float camera_fov = sao->getFov();
+ // if FOV, wanted_range are not available (old client), fall back to old default
+ if (wanted_range <= 0) wanted_range = 1000;
+ if (camera_fov <= 0) camera_fov = (72.0*M_PI/180) * 4./3.;
+
+ const s16 full_d_max = MYMIN(g_settings->getS16("max_block_send_distance"), wanted_range);
+ const s16 d_opt = MYMIN(g_settings->getS16("block_send_optimize_distance"), wanted_range);
+ const s16 d_blocks_in_sight = full_d_max * BS * MAP_BLOCKSIZE;
+ //infostream << "Fov from client " << camera_fov << " full_d_max " << full_d_max << std::endl;
+
s16 d_max = full_d_max;
- s16 d_max_gen = g_settings->getS16("max_block_generate_distance");
+ s16 d_max_gen = MYMIN(g_settings->getS16("max_block_generate_distance"), wanted_range);
// Don't loop very much at a time
s16 max_d_increment_at_time = 2;
s32 nearest_sent_d = -1;
//bool queue_is_full = false;
+ const v3s16 cam_pos_nodes = floatToInt(camera_pos, BS);
+ const bool occ_cull = g_settings->getBool("server_side_occlusion_culling");
+
s16 d;
- for(d = d_start; d <= d_max; d++)
- {
+ for(d = d_start; d <= d_max; d++) {
/*
Get the border/face dot coordinates of a "d-radiused"
box
*/
- std::list<v3s16> list;
- getFacePositions(list, d);
+ std::vector<v3s16> list = FacePositionCache::getFacePositions(d);
- std::list<v3s16>::iterator li;
- for(li=list.begin(); li!=list.end(); ++li)
- {
+ std::vector<v3s16>::iterator li;
+ for(li = list.begin(); li != list.end(); ++li) {
v3s16 p = *li + center;
/*
max_simul_dynamic = max_simul_sends_setting;
// Don't select too many blocks for sending
- if(num_blocks_selected >= max_simul_dynamic)
- {
+ if (num_blocks_selected >= max_simul_dynamic) {
//queue_is_full = true;
goto queue_full_break;
}
// Don't send blocks that are currently being transferred
- if(m_blocks_sending.find(p) != m_blocks_sending.end())
+ if (m_blocks_sending.find(p) != m_blocks_sending.end())
continue;
/*
- Do not go over-limit
+ Do not go over max mapgen limit
*/
- if(p.X < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.X > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.Y < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.Y > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.Z < -MAP_GENERATION_LIMIT / MAP_BLOCKSIZE
- || p.Z > MAP_GENERATION_LIMIT / MAP_BLOCKSIZE)
+ if (blockpos_over_max_limit(p))
continue;
// If this is true, inexistent block will be made from scratch
bool generate = d <= d_max_gen;
- {
- /*// Limit the generating area vertically to 2/3
- if(abs(p.Y - center.Y) > d_max_gen - d_max_gen / 3)
- generate = false;*/
-
- // Limit the send area vertically to 1/2
- if(abs(p.Y - center.Y) > full_d_max / 2)
- continue;
- }
-
/*
Don't generate or send if not in sight
FIXME This only works if the client uses a small enough
FOV setting. The default of 72 degrees is fine.
*/
- float camera_fov = (72.0*M_PI/180) * 4./3.;
- if(isBlockInSight(p, camera_pos, camera_dir, camera_fov, 10000*BS) == false)
- {
+ f32 dist;
+ if (!isBlockInSight(p, camera_pos, camera_dir, camera_fov, d_blocks_in_sight, &dist)) {
continue;
}
bool surely_not_found_on_disk = false;
bool block_is_invalid = false;
- if(block != NULL)
- {
+ if (block) {
// Reset usage timer, this block will be of use in the future.
block->resetUsageTimer();
surely_not_found_on_disk = true;
}
- // Block is valid if lighting is up-to-date and data exists
- if(block->isValid() == false)
- {
- block_is_invalid = true;
- }
-
if(block->isGenerated() == false)
block_is_invalid = true;
Block is near ground level if night-time mesh
differs from day-time mesh.
*/
- if(d >= 4)
+ if(d >= d_opt)
{
if(block->getDayNightDiff() == false)
continue;
}
+
+ if (occ_cull && !block_is_invalid &&
+ env->getMap().isBlockOccluded(block, cam_pos_nodes)) {
+ continue;
+ }
}
/*
/*
Add block to send queue
*/
- PrioritySortedBlockTransfer q((float)d, p, peer_id);
+ PrioritySortedBlockTransfer q((float)dist, p, peer_id);
dest.push_back(q);
} else if(nearest_emergefull_d != -1){
new_nearest_unsent_d = nearest_emergefull_d;
} else {
- if(d > g_settings->getS16("max_block_send_distance")){
+ if(d > full_d_max){
new_nearest_unsent_d = 0;
m_nothing_to_send_pause_timer = 2.0;
} else {
void RemoteClient::GotBlock(v3s16 p)
{
- if(m_blocks_sending.find(p) != m_blocks_sending.end())
- m_blocks_sending.erase(p);
- else
- {
- m_excess_gotblocks++;
+ if (m_blocks_modified.find(p) == m_blocks_modified.end()) {
+ if (m_blocks_sending.find(p) != m_blocks_sending.end())
+ m_blocks_sending.erase(p);
+ else
+ m_excess_gotblocks++;
+
+ m_blocks_sent.insert(p);
}
- m_blocks_sent.insert(p);
}
void RemoteClient::SentBlock(v3s16 p)
{
+ if (m_blocks_modified.find(p) != m_blocks_modified.end())
+ m_blocks_modified.erase(p);
+
if(m_blocks_sending.find(p) == m_blocks_sending.end())
m_blocks_sending[p] = 0.0;
else
void RemoteClient::SetBlockNotSent(v3s16 p)
{
m_nearest_unsent_d = 0;
+ m_nothing_to_send_pause_timer = 0;
if(m_blocks_sending.find(p) != m_blocks_sending.end())
m_blocks_sending.erase(p);
if(m_blocks_sent.find(p) != m_blocks_sent.end())
m_blocks_sent.erase(p);
+ m_blocks_modified.insert(p);
}
void RemoteClient::SetBlocksNotSent(std::map<v3s16, MapBlock*> &blocks)
{
m_nearest_unsent_d = 0;
+ m_nothing_to_send_pause_timer = 0;
for(std::map<v3s16, MapBlock*>::iterator
i = blocks.begin();
i != blocks.end(); ++i)
{
v3s16 p = i->first;
+ m_blocks_modified.insert(p);
if(m_blocks_sending.find(p) != m_blocks_sending.end())
m_blocks_sending.erase(p);
//intentionally do nothing
break;
case CS_Created:
- switch(event)
- {
- case CSE_Init:
- m_state = CS_InitSent;
+ switch (event) {
+ case CSE_Hello:
+ m_state = CS_HelloSent;
+ break;
+ case CSE_InitLegacy:
+ m_state = CS_AwaitingInit2;
break;
case CSE_Disconnect:
m_state = CS_Disconnecting;
case CS_Denied:
/* don't do anything if in denied state */
break;
- case CS_InitSent:
+ case CS_HelloSent:
+ switch(event)
+ {
+ case CSE_AuthAccept:
+ m_state = CS_AwaitingInit2;
+ if ((chosen_mech == AUTH_MECHANISM_SRP)
+ || (chosen_mech == AUTH_MECHANISM_LEGACY_PASSWORD))
+ srp_verifier_delete((SRPVerifier *) auth_data);
+ chosen_mech = AUTH_MECHANISM_NONE;
+ break;
+ case CSE_Disconnect:
+ m_state = CS_Disconnecting;
+ break;
+ case CSE_SetDenied:
+ m_state = CS_Denied;
+ if ((chosen_mech == AUTH_MECHANISM_SRP)
+ || (chosen_mech == AUTH_MECHANISM_LEGACY_PASSWORD))
+ srp_verifier_delete((SRPVerifier *) auth_data);
+ chosen_mech = AUTH_MECHANISM_NONE;
+ break;
+ default:
+ myerror << "HelloSent: Invalid client state transition! " << event;
+ throw ClientStateError(myerror.str());
+ }
+ break;
+ case CS_AwaitingInit2:
switch(event)
{
case CSE_GotInit2:
case CSE_Disconnect:
m_state = CS_Disconnecting;
break;
+ case CSE_SudoSuccess:
+ m_state = CS_SudoMode;
+ if ((chosen_mech == AUTH_MECHANISM_SRP)
+ || (chosen_mech == AUTH_MECHANISM_LEGACY_PASSWORD))
+ srp_verifier_delete((SRPVerifier *) auth_data);
+ chosen_mech = AUTH_MECHANISM_NONE;
+ break;
/* Init GotInit2 SetDefinitionsSent SetMediaSent SetDenied */
default:
myerror << "Active: Invalid client state transition! " << event;
break;
}
break;
+ case CS_SudoMode:
+ switch(event)
+ {
+ case CSE_SetDenied:
+ m_state = CS_Denied;
+ break;
+ case CSE_Disconnect:
+ m_state = CS_Disconnecting;
+ break;
+ case CSE_SudoLeave:
+ m_state = CS_Active;
+ break;
+ default:
+ myerror << "Active: Invalid client state transition! " << event;
+ throw ClientStateError(myerror.str());
+ break;
+ }
+ break;
case CS_Disconnecting:
/* we are already disconnecting */
break;
}
}
-u32 RemoteClient::uptime()
+u64 RemoteClient::uptime() const
{
- return getTime(PRECISION_SECONDS) - m_connection_time;
+ return porting::getTimeS() - m_connection_time;
}
ClientInterface::ClientInterface(con::Connection* con)
Delete clients
*/
{
- JMutexAutoLock clientslock(m_clients_mutex);
-
- for(std::map<u16, RemoteClient*>::iterator
- i = m_clients.begin();
- i != m_clients.end(); ++i)
- {
+ MutexAutoLock clientslock(m_clients_mutex);
+ for (RemoteClientMap::iterator i = m_clients.begin();
+ i != m_clients.end(); ++i) {
// Delete client
delete i->second;
}
}
}
-std::list<u16> ClientInterface::getClientIDs(ClientState min_state)
+std::vector<u16> ClientInterface::getClientIDs(ClientState min_state)
{
- std::list<u16> reply;
- JMutexAutoLock clientslock(m_clients_mutex);
+ std::vector<u16> reply;
+ MutexAutoLock clientslock(m_clients_mutex);
- for(std::map<u16, RemoteClient*>::iterator
- i = m_clients.begin();
- i != m_clients.end(); ++i)
- {
+ for (RemoteClientMap::iterator i = m_clients.begin();
+ i != m_clients.end(); ++i) {
if (i->second->getState() >= min_state)
reply.push_back(i->second->peer_id);
}
return reply;
}
-std::vector<std::string> ClientInterface::getPlayerNames()
-{
- return m_clients_names;
-}
-
-
void ClientInterface::step(float dtime)
{
m_print_info_timer += dtime;
void ClientInterface::UpdatePlayerList()
{
- if (m_env != NULL)
- {
- std::list<u16> clients = getClientIDs();
+ if (m_env) {
+ std::vector<u16> clients = getClientIDs();
m_clients_names.clear();
if(!clients.empty())
infostream<<"Players:"<<std::endl;
- for(std::list<u16>::iterator
- i = clients.begin();
- i != clients.end(); ++i)
- {
- Player *player = m_env->getPlayer(*i);
- if(player==NULL)
+
+ for (std::vector<u16>::iterator i = clients.begin(); i != clients.end(); ++i) {
+ RemotePlayer *player = m_env->getPlayer(*i);
+
+ if (player == NULL)
continue;
- infostream<<"* "<<player->getName()<<"\t";
+
+ infostream << "* " << player->getName() << "\t";
{
- JMutexAutoLock clientslock(m_clients_mutex);
+ MutexAutoLock clientslock(m_clients_mutex);
RemoteClient* client = lockedGetClientNoEx(*i);
- if(client != NULL)
+ if (client)
client->PrintInfo(infostream);
}
+
m_clients_names.push_back(player->getName());
}
}
}
void ClientInterface::send(u16 peer_id, u8 channelnum,
- NetworkPacket* pkt, bool reliable, bool deletepkt)
+ NetworkPacket* pkt, bool reliable)
{
m_con->Send(peer_id, channelnum, pkt, reliable);
-
- if (deletepkt)
- delete pkt;
}
-void ClientInterface::sendToAll(u16 channelnum,
- NetworkPacket* pkt, bool reliable)
+void ClientInterface::sendToAll(NetworkPacket *pkt)
{
- JMutexAutoLock clientslock(m_clients_mutex);
- for(std::map<u16, RemoteClient*>::iterator
- i = m_clients.begin();
- i != m_clients.end(); ++i) {
+ MutexAutoLock clientslock(m_clients_mutex);
+ for (RemoteClientMap::iterator i = m_clients.begin();
+ i != m_clients.end(); ++i) {
RemoteClient *client = i->second;
if (client->net_proto_version != 0) {
- m_con->Send(client->peer_id, channelnum, pkt, reliable);
+ m_con->Send(client->peer_id,
+ clientCommandFactoryTable[pkt->getCommand()].channel, pkt,
+ clientCommandFactoryTable[pkt->getCommand()].reliable);
}
}
+}
- delete pkt;
+void ClientInterface::sendToAllCompat(NetworkPacket *pkt, NetworkPacket *legacypkt,
+ u16 min_proto_ver)
+{
+ MutexAutoLock clientslock(m_clients_mutex);
+ for (std::unordered_map<u16, RemoteClient*>::iterator i = m_clients.begin();
+ i != m_clients.end(); ++i) {
+ RemoteClient *client = i->second;
+ NetworkPacket *pkt_to_send = nullptr;
+
+ if (client->net_proto_version >= min_proto_ver) {
+ pkt_to_send = pkt;
+ } else if (client->net_proto_version != 0) {
+ pkt_to_send = legacypkt;
+ } else {
+ warningstream << "Client with unhandled version to handle: '"
+ << client->net_proto_version << "'";
+ continue;
+ }
+
+ m_con->Send(client->peer_id,
+ clientCommandFactoryTable[pkt_to_send->getCommand()].channel,
+ pkt_to_send,
+ clientCommandFactoryTable[pkt_to_send->getCommand()].reliable);
+ }
}
RemoteClient* ClientInterface::getClientNoEx(u16 peer_id, ClientState state_min)
{
- JMutexAutoLock clientslock(m_clients_mutex);
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ MutexAutoLock clientslock(m_clients_mutex);
+ RemoteClientMap::const_iterator n = m_clients.find(peer_id);
// The client may not exist; clients are immediately removed if their
// access is denied, and this event occurs later then.
- if(n == m_clients.end())
+ if (n == m_clients.end())
return NULL;
if (n->second->getState() >= state_min)
RemoteClient* ClientInterface::lockedGetClientNoEx(u16 peer_id, ClientState state_min)
{
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ RemoteClientMap::const_iterator n = m_clients.find(peer_id);
// The client may not exist; clients are immediately removed if their
// access is denied, and this event occurs later then.
- if(n == m_clients.end())
+ if (n == m_clients.end())
return NULL;
if (n->second->getState() >= state_min)
ClientState ClientInterface::getClientState(u16 peer_id)
{
- JMutexAutoLock clientslock(m_clients_mutex);
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ MutexAutoLock clientslock(m_clients_mutex);
+ RemoteClientMap::const_iterator n = m_clients.find(peer_id);
// The client may not exist; clients are immediately removed if their
// access is denied, and this event occurs later then.
- if(n == m_clients.end())
+ if (n == m_clients.end())
return CS_Invalid;
return n->second->getState();
void ClientInterface::setPlayerName(u16 peer_id,std::string name)
{
- JMutexAutoLock clientslock(m_clients_mutex);
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ MutexAutoLock clientslock(m_clients_mutex);
+ RemoteClientMap::iterator n = m_clients.find(peer_id);
// The client may not exist; clients are immediately removed if their
// access is denied, and this event occurs later then.
- if(n != m_clients.end())
+ if (n != m_clients.end())
n->second->setName(name);
}
void ClientInterface::DeleteClient(u16 peer_id)
{
- JMutexAutoLock conlock(m_clients_mutex);
+ MutexAutoLock conlock(m_clients_mutex);
// Error check
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ RemoteClientMap::iterator n = m_clients.find(peer_id);
// The client may not exist; clients are immediately removed if their
// access is denied, and this event occurs later then.
- if(n == m_clients.end())
+ if (n == m_clients.end())
return;
/*
//TODO this should be done by client destructor!!!
RemoteClient *client = n->second;
// Handle objects
- for(std::set<u16>::iterator
- i = client->m_known_objects.begin();
- i != client->m_known_objects.end(); ++i)
- {
+ for (std::set<u16>::iterator i = client->m_known_objects.begin();
+ i != client->m_known_objects.end(); ++i) {
// Get object
u16 id = *i;
ServerActiveObject* obj = m_env->getActiveObject(id);
void ClientInterface::CreateClient(u16 peer_id)
{
- JMutexAutoLock conlock(m_clients_mutex);
+ MutexAutoLock conlock(m_clients_mutex);
// Error check
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ RemoteClientMap::iterator n = m_clients.find(peer_id);
// The client shouldn't already exist
- if(n != m_clients.end()) return;
+ if (n != m_clients.end()) return;
// Create client
RemoteClient *client = new RemoteClient();
void ClientInterface::event(u16 peer_id, ClientStateEvent event)
{
{
- JMutexAutoLock clientlock(m_clients_mutex);
+ MutexAutoLock clientlock(m_clients_mutex);
// Error check
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ RemoteClientMap::iterator n = m_clients.find(peer_id);
// No client to deliver event
if (n == m_clients.end())
u16 ClientInterface::getProtocolVersion(u16 peer_id)
{
- JMutexAutoLock conlock(m_clients_mutex);
+ MutexAutoLock conlock(m_clients_mutex);
// Error check
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ RemoteClientMap::iterator n = m_clients.find(peer_id);
// No client to get version
if (n == m_clients.end())
void ClientInterface::setClientVersion(u16 peer_id, u8 major, u8 minor, u8 patch, std::string full)
{
- JMutexAutoLock conlock(m_clients_mutex);
+ MutexAutoLock conlock(m_clients_mutex);
// Error check
- std::map<u16, RemoteClient*>::iterator n;
- n = m_clients.find(peer_id);
+ RemoteClientMap::iterator n = m_clients.find(peer_id);
// No client to set versions
if (n == m_clients.end())