Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+GNU Lesser General Public License for more details.
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "connection.h"
#include "environment.h"
-#include "common_irrlicht.h"
+#include "irrlichttypes_bloated.h"
#include <string>
#include "porting.h"
#include "map.h"
#include "inventory.h"
-#include "auth.h"
#include "ban.h"
#include "gamedef.h"
#include "serialization.h" // For SER_FMT_VER_INVALID
-#include "serverremoteplayer.h"
#include "mods.h"
#include "inventorymanager.h"
#include "subgame.h"
+#include "sound.h"
+#include "util/thread.h"
+#include "util/string.h"
+#include "rollback_interface.h" // Needed for rollbackRevertActions()
+#include <list> // Needed for rollbackRevertActions()
+
struct LuaState;
typedef struct lua_State lua_State;
class IWritableItemDefManager;
class IWritableNodeDefManager;
class IWritableCraftDefManager;
+class EventManager;
+class PlayerSAO;
+class IRollbackManager;
class ServerError : public std::exception
{
delete q;
}
}
-
+
/*
peer_id=0 adds with nobody to send to
*/
void addBlock(u16 peer_id, v3s16 pos, u8 flags)
{
DSTACK(__FUNCTION_NAME);
-
+
JMutexAutoLock lock(m_mutex);
if(peer_id != 0)
}
}
}
-
+
/*
Add the block
*/
JMutexAutoLock lock(m_mutex);
return m_queue.size();
}
-
+
u32 peerItemCount(u16 peer_id)
{
JMutexAutoLock lock(m_mutex);
/*
Used for queueing and sorting block transfers in containers
-
+
Lower priority number means higher priority.
*/
struct PrioritySortedBlockTransfer
u16 peer_id;
};
-struct TextureRequest
+struct MediaRequest
{
std::string name;
- TextureRequest(const std::string &name_=""):
+ MediaRequest(const std::string &name_=""):
name(name_)
{}
};
-struct TextureInformation
+struct MediaInfo
{
std::string path;
std::string sha1_digest;
- TextureInformation(const std::string path_="",
+ MediaInfo(const std::string path_="",
const std::string sha1_digest_=""):
path(path_),
sha1_digest(sha1_digest_)
}
};
+struct ServerSoundParams
+{
+ float gain;
+ std::string to_player;
+ enum Type{
+ SSP_LOCAL=0,
+ SSP_POSITIONAL=1,
+ SSP_OBJECT=2
+ } type;
+ v3f pos;
+ u16 object;
+ float max_hear_distance;
+ bool loop;
+
+ ServerSoundParams():
+ gain(1.0),
+ to_player(""),
+ type(SSP_LOCAL),
+ pos(0,0,0),
+ object(0),
+ max_hear_distance(32*BS),
+ loop(false)
+ {}
+
+ v3f getPos(ServerEnvironment *env, bool *pos_exists) const;
+};
+
+struct ServerPlayingSound
+{
+ ServerSoundParams params;
+ std::set<u16> clients; // peer ids
+};
+
class RemoteClient
{
public:
~RemoteClient()
{
}
-
+
/*
Finds block that should be sent next to the client.
Environment should be locked when this is called.
{
return m_blocks_sending.size();
}
-
+
// Increments timeouts and removes timed-out blocks from list
// NOTE: This doesn't fix the server-not-sending-block bug
// because it is related to emerging, not sending.
// Time from last placing or removing blocks
float m_time_from_building;
-
+
/*JMutex m_dig_mutex;
float m_dig_time_remaining;
// -1 = not digging
s16 m_dig_tool_item;
v3s16 m_dig_position;*/
-
+
/*
List of active objects that the client knows of.
Value is dummy.
- These don't have to be sent again.
- A block is cleared from here when client says it has
deleted it from it's memory
-
+
Key is position, value is dummy.
No MapBlock* is stored here because the blocks can get deleted.
*/
s16 m_nearest_unsent_d;
v3s16 m_last_center;
float m_nearest_unsent_reset_timer;
-
+
/*
Blocks that are currently on the line.
This is used for throttling the sending of blocks.
This is resetted by PrintInfo()
*/
u32 m_excess_gotblocks;
-
+
// CPU usage optimization
u32 m_nothing_to_send_counter;
float m_nothing_to_send_pause_timer;
/*
NOTE: Every public method should be thread-safe
*/
-
+
Server(
const std::string &path_world,
const std::string &path_config,
- const SubgameSpec &gamespec
+ const SubgameSpec &gamespec,
+ bool simple_singleplayer_mode
);
~Server();
void start(unsigned short port);
core::list<PlayerInfo> getPlayerInfo();
- /*u32 getDayNightRatio()
- {
- return time_to_daynight_ratio(m_time_of_day.get());
- }*/
-
// Environment must be locked when called
void setTimeOfDay(u32 time)
{
{
return m_shutdown_requested;
}
-
+
/*
Shall be called with the environment locked.
This is accessed by the map, which is inside the environment,
Shall be called with the environment and the connection locked.
*/
Inventory* getInventory(const InventoryLocation &loc);
- std::string getInventoryOwner(const InventoryLocation &loc);
void setInventoryModified(const InventoryLocation &loc);
// Connection must be locked when called
m_shutdown_requested = true;
}
+ // Returns -1 if failed, sound handle on success
+ // Envlock + conlock
+ s32 playSound(const SimpleSoundSpec &spec, const ServerSoundParams ¶ms);
+ void stopSound(s32 handle);
- // Envlock and conlock should be locked when calling this
- void SendMovePlayer(Player *player);
-
- u64 getPlayerAuthPrivs(const std::string &name)
- {
- try{
- return m_authmanager.getPrivs(name);
- }
- catch(AuthNotFoundException &e)
- {
- dstream<<"WARNING: Auth not found for "<<name<<std::endl;
- return 0;
- }
- }
-
- void setPlayerAuthPrivs(const std::string &name, u64 privs)
- {
- try{
- return m_authmanager.setPrivs(name, privs);
- }
- catch(AuthNotFoundException &e)
- {
- dstream<<"WARNING: Auth not found for "<<name<<std::endl;
- }
- }
+ // Envlock + conlock
+ std::set<std::string> getPlayerEffectivePrivs(const std::string &name);
+ bool checkPriv(const std::string &name, const std::string &priv);
+ void reportPrivsModified(const std::string &name=""); // ""=all
+ void reportInventoryFormspecModified(const std::string &name);
- // Changes a player's password, password must be given as plaintext
- // If the player doesn't exist, a new entry is added to the auth manager
- void setPlayerPassword(const std::string &name, const std::wstring &password);
-
// Saves g_settings to configpath given at initialization
void saveConfig();
{
return m_con.GetPeerAddress(peer_id);
}
-
+
// Envlock and conlock should be locked when calling this
void notifyPlayer(const char *name, const std::wstring msg);
void notifyPlayers(const std::wstring msg);
void queueBlockEmerge(v3s16 blockpos, bool allow_generate);
-
+
+ // Creates or resets inventory
+ Inventory* createDetachedInventory(const std::string &name);
+
// Envlock and conlock should be locked when using Lua
lua_State *getLua(){ return m_lua; }
-
+
+ // Envlock should be locked when using the rollback manager
+ IRollbackManager *getRollbackManager(){ return m_rollback; }
+
+ //TODO: determine what should be locked when accessing the emerge manager
+ EmergeManager *getEmergeManager(){ return m_emerge; }
+
+ BiomeDefManager *getBiomeDef(){ return m_biomedef; }
+
+ // actions: time-reversed list
+ // Return value: success/failure
+ bool rollbackRevertActions(const std::list<RollbackAction> &actions,
+ std::list<std::string> *log);
+
// IGameDef interface
// Under envlock
virtual IItemDefManager* getItemDefManager();
virtual INodeDefManager* getNodeDefManager();
virtual ICraftDefManager* getCraftDefManager();
virtual ITextureSource* getTextureSource();
+ virtual IShaderSource* getShaderSource();
virtual u16 allocateUnknownNodeId(const std::string &name);
-
+ virtual ISoundManager* getSoundManager();
+ virtual MtEventManager* getEventManager();
+ virtual IRollbackReportSink* getRollbackReportSink();
+
IWritableItemDefManager* getWritableItemDefManager();
IWritableNodeDefManager* getWritableNodeDefManager();
IWritableCraftDefManager* getWritableCraftDefManager();
const ModSpec* getModSpec(const std::string &modname);
-
+ void getModNames(core::list<std::string> &modlist);
+ std::string getBuiltinLuaPath();
+
std::string getWorldPath(){ return m_path_world; }
+ bool isSingleplayer(){ return m_simple_singleplayer_mode; }
+
+ void setAsyncFatalError(const std::string &error)
+ {
+ m_async_fatal_error.set(error);
+ }
+
+ bool showFormspec(const char *name, const std::string &formspec, const std::string &formname);
private:
// con::PeerHandler implementation.
// As of now, these create and remove clients and players.
void peerAdded(con::Peer *peer);
void deletingPeer(con::Peer *peer, bool timeout);
-
+
/*
Static send methods
*/
-
+
+ static void SendMovement(con::Connection &con, u16 peer_id);
static void SendHP(con::Connection &con, u16 peer_id, u8 hp);
static void SendAccessDenied(con::Connection &con, u16 peer_id,
const std::wstring &reason);
static void SendItemDef(con::Connection &con, u16 peer_id,
IItemDefManager *itemdef);
static void SendNodeDef(con::Connection &con, u16 peer_id,
- INodeDefManager *nodedef);
-
+ INodeDefManager *nodedef, u16 protocol_version);
+
/*
Non-static send methods.
Conlock should be always used.
// Envlock and conlock should be locked when calling these
void SendInventory(u16 peer_id);
- // send wielded item info about player to all
- void SendWieldedItem(const ServerRemotePlayer *srp);
- // send wielded item info about all players to all players
- void SendPlayerItems();
void SendChatMessage(u16 peer_id, const std::wstring &message);
void BroadcastChatMessage(const std::wstring &message);
- void SendPlayerHP(Player *player);
+ void SendPlayerHP(u16 peer_id);
+ void SendMovePlayer(u16 peer_id);
+ void SendPlayerPrivileges(u16 peer_id);
+ void SendPlayerInventoryFormspec(u16 peer_id);
+ void SendShowFormspecMessage(u16 peer_id, const std::string formspec, const std::string formname);
/*
Send a node removal/addition event to all clients except ignore_id.
Additionally, if far_players!=NULL, players further away than
void sendAddNode(v3s16 p, MapNode n, u16 ignore_id=0,
core::list<u16> *far_players=NULL, float far_d_nodes=100);
void setBlockNotSent(v3s16 p);
-
+
// Environment and Connection must be locked when called
void SendBlockNoLock(u16 peer_id, MapBlock *block, u8 ver);
-
+
// Sends blocks to clients (locks env and con on its own)
void SendBlocks(float dtime);
-
- void PrepareTextures();
- void SendTextureAnnouncement(u16 peer_id);
+ void fillMediaCache();
+ void sendMediaAnnouncement(u16 peer_id);
+ void sendRequestedMedia(u16 peer_id,
+ const core::list<MediaRequest> &tosend);
- void SendTexturesRequested(u16 peer_id,core::list<TextureRequest> tosend);
+ void sendDetachedInventory(const std::string &name, u16 peer_id);
+ void sendDetachedInventoryToAll(const std::string &name);
+ void sendDetachedInventories(u16 peer_id);
/*
Something random
*/
-
- void DiePlayer(Player *player);
- void RespawnPlayer(Player *player);
-
+
+ void DiePlayer(u16 peer_id);
+ void RespawnPlayer(u16 peer_id);
+
void UpdateCrafting(u16 peer_id);
-
+
// When called, connection mutex should be locked
RemoteClient* getClient(u16 peer_id);
-
+
// When called, environment mutex should be locked
std::string getPlayerName(u16 peer_id)
{
return player->getName();
}
+ // When called, environment mutex should be locked
+ PlayerSAO* getPlayerSAO(u16 peer_id)
+ {
+ Player *player = m_env->getPlayer(peer_id);
+ if(player == NULL)
+ return NULL;
+ return player->getPlayerSAO();
+ }
+
/*
Get a player from memory or creates one.
If player is already connected, return NULL
Call with env and con locked.
*/
- ServerRemotePlayer *emergePlayer(const char *name, u16 peer_id);
-
+ PlayerSAO *emergePlayer(const char *name, u16 peer_id);
+
// Locks environment and connection by its own
struct PeerChange;
void handlePeerChange(PeerChange &c);
void handlePeerChanges();
- u64 getPlayerPrivs(Player *player);
-
/*
Variables
*/
-
+
// World directory
std::string m_path_world;
// Path to user's configuration file ("" = no configuration file)
std::string m_path_config;
// Subgame specification
SubgameSpec m_gamespec;
+ // If true, do not allow multiple players and hide some multiplayer
+ // functionality
+ bool m_simple_singleplayer_mode;
+
+ // Thread can set; step() will throw as ServerError
+ MutexedVariable<std::string> m_async_fatal_error;
- // Equivalent of /usr/share/minetest/server
- std::string m_path_share;
-
// Some timers
float m_liquid_transform_timer;
float m_print_info_timer;
float m_emergethread_trigger_timer;
float m_savemap_timer;
IntervalLimiter m_map_timer_and_unload_interval;
-
+
// NOTE: If connection and environment are both to be locked,
// environment shall be locked first.
// Environment
ServerEnvironment *m_env;
JMutex m_env_mutex;
-
+
// Connection
con::Connection m_con;
JMutex m_con_mutex;
// Connected clients (behind the con mutex)
core::map<u16, RemoteClient*> m_clients;
- // User authentication
- AuthManager m_authmanager;
-
// Bann checking
BanManager m_banmanager;
+ // Rollback manager (behind m_env_mutex)
+ IRollbackManager *m_rollback;
+ bool m_rollback_sink_enabled;
+ bool m_enable_rollback_recording; // Updated once in a while
+
+ // Emerge manager
+ EmergeManager *m_emerge;
+
+ // Biome Definition Manager
+ BiomeDefManager *m_biomedef;
+
// Scripting
// Envlock and conlock should be locked when using Lua
lua_State *m_lua;
// Item definition manager
IWritableItemDefManager *m_itemdef;
-
+
// Node definition manager
IWritableNodeDefManager *m_nodedef;
-
+
// Craft definition manager
IWritableCraftDefManager *m_craftdef;
-
+
+ // Event manager
+ EventManager *m_event;
+
// Mods
- core::list<ModSpec> m_mods;
-
+ std::vector<ModSpec> m_mods;
+
/*
Threads
*/
-
+
// A buffer for time steps
// step() increments and AsyncRunStep() run by m_thread reads it.
float m_step_dtime;
EmergeThread m_emergethread;
// Queue of block coordinates to be processed by the emerge thread
BlockEmergeQueue m_emerge_queue;
-
+
/*
Time related stuff
*/
- // 0-23999
- //MutexedVariable<u32> m_time_of_day;
- // Used to buffer dtime for adding to m_time_of_day
- float m_time_counter;
// Timer for sending time of day over network
float m_time_of_day_send_timer;
// Uptime of server in seconds
MutexedVariable<double> m_uptime;
-
+
/*
Peer change queue.
Queues stuff from peerAdded() and deletingPeer() to
/*
Random stuff
*/
-
+
// Mod parent directory paths
core::list<std::string> m_modspaths;
This is behind m_env_mutex
*/
bool m_ignore_map_edit_events;
+ /*
+ If a non-empty area, map edit events contained within are left
+ unsent. Done at map generation time to speed up editing of the
+ generated area, as it will be sent anyway.
+ This is behind m_env_mutex
+ */
+ VoxelArea m_ignore_map_edit_events_area;
/*
If set to !=0, the incoming MapEditEvents are modified to have
this peed id as the disabled recipient
friend class EmergeThread;
friend class RemoteClient;
- std::map<std::string,TextureInformation> m_Textures;
+ std::map<std::string,MediaInfo> m_media;
+
+ /*
+ Sounds
+ */
+ std::map<s32, ServerPlayingSound> m_playing_sounds;
+ s32 m_next_sound_id;
+
+ /*
+ Detached inventories (behind m_env_mutex)
+ */
+ // key = name
+ std::map<std::string, Inventory*> m_detached_inventories;
};
/*