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Merge pull request #888 from mc-server/Proto176

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Protocol 1.7.6
This commit is contained in:
Mattes D 2014-04-15 08:16:16 +02:00
commit 112dd2c5ec
16 changed files with 571 additions and 333 deletions
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267
src/Authenticator.cpp
View File

@ -1,267 +0,0 @@
#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "Authenticator.h"
#include "OSSupport/BlockingTCPLink.h"
#include "Root.h"
#include "Server.h"
#include "inifile/iniFile.h"
#include <sstream>
#define DEFAULT_AUTH_SERVER "session.minecraft.net"
#define DEFAULT_AUTH_ADDRESS "/game/checkserver.jsp?user=%USERNAME%&serverId=%SERVERID%"
#define MAX_REDIRECTS 10
cAuthenticator::cAuthenticator(void) :
super("cAuthenticator"),
m_Server(DEFAULT_AUTH_SERVER),
m_Address(DEFAULT_AUTH_ADDRESS),
m_ShouldAuthenticate(true)
{
}
cAuthenticator::~cAuthenticator()
{
Stop();
}
void cAuthenticator::ReadINI(cIniFile & IniFile)
{
m_Server = IniFile.GetValueSet("Authentication", "Server", DEFAULT_AUTH_SERVER);
m_Address = IniFile.GetValueSet("Authentication", "Address", DEFAULT_AUTH_ADDRESS);
m_ShouldAuthenticate = IniFile.GetValueSetB("Authentication", "Authenticate", true);
}
void cAuthenticator::Authenticate(int a_ClientID, const AString & a_UserName, const AString & a_ServerHash)
{
if (!m_ShouldAuthenticate)
{
cRoot::Get()->AuthenticateUser(a_ClientID);
return;
}
cCSLock Lock(m_CS);
m_Queue.push_back(cUser(a_ClientID, a_UserName, a_ServerHash));
m_QueueNonempty.Set();
}
void cAuthenticator::Start(cIniFile & IniFile)
{
ReadINI(IniFile);
m_ShouldTerminate = false;
super::Start();
}
void cAuthenticator::Stop(void)
{
m_ShouldTerminate = true;
m_QueueNonempty.Set();
Wait();
}
void cAuthenticator::Execute(void)
{
for (;;)
{
cCSLock Lock(m_CS);
while (!m_ShouldTerminate && (m_Queue.size() == 0))
{
cCSUnlock Unlock(Lock);
m_QueueNonempty.Wait();
}
if (m_ShouldTerminate)
{
return;
}
ASSERT(!m_Queue.empty());
int ClientID = m_Queue.front().m_ClientID;
AString UserName = m_Queue.front().m_Name;
AString ActualAddress = m_Address;
ReplaceString(ActualAddress, "%USERNAME%", UserName);
ReplaceString(ActualAddress, "%SERVERID%", m_Queue.front().m_ServerID);
m_Queue.pop_front();
Lock.Unlock();
if (!AuthFromAddress(m_Server, ActualAddress, UserName))
{
cRoot::Get()->KickUser(ClientID, "Failed to authenticate account!");
}
else
{
cRoot::Get()->AuthenticateUser(ClientID);
}
} // for (-ever)
}
bool cAuthenticator::AuthFromAddress(const AString & a_Server, const AString & a_Address, const AString & a_UserName, int a_Level /* = 1 */)
{
// Returns true if the user authenticated okay, false on error; iLevel is the recursion deptht (bails out if too deep)
cBlockingTCPLink Link;
if (!Link.Connect(a_Server.c_str(), 80))
{
LOGWARNING("%s: cannot connect to auth server \"%s\", kicking user \"%s\"",
__FUNCTION__, a_Server.c_str(), a_UserName.c_str()
);
return false;
}
Link.SendMessage( AString( "GET " + a_Address + " HTTP/1.1\r\n" ).c_str());
Link.SendMessage( AString( "User-Agent: MCServer\r\n" ).c_str());
Link.SendMessage( AString( "Host: " + a_Server + "\r\n" ).c_str());
//Link.SendMessage( AString( "Host: session.minecraft.net\r\n" ).c_str());
Link.SendMessage( AString( "Accept: */*\r\n" ).c_str());
Link.SendMessage( AString( "Connection: close\r\n" ).c_str()); //Close so we don´t have to mess with the Content-Length :)
Link.SendMessage( AString( "\r\n" ).c_str());
AString DataRecvd;
Link.ReceiveData(DataRecvd);
Link.CloseSocket();
std::stringstream ss(DataRecvd);
// Parse the data received:
std::string temp;
ss >> temp;
bool bRedirect = false;
bool bOK = false;
if ((temp.compare("HTTP/1.1") == 0) || (temp.compare("HTTP/1.0") == 0))
{
int code;
ss >> code;
if (code == 302)
{
// redirect blabla
LOGD("%s: Need to redirect, current level %d!", __FUNCTION__, a_Level);
if (a_Level > MAX_REDIRECTS)
{
LOGERROR("cAuthenticator: received too many levels of redirection from auth server \"%s\" for user \"%s\", bailing out and kicking the user", a_Server.c_str(), a_UserName.c_str());
return false;
}
bRedirect = true;
}
else if (code == 200)
{
LOGD("cAuthenticator: Received status 200 OK! :D");
bOK = true;
}
}
else
{
LOGERROR("cAuthenticator: cannot parse auth reply from server \"%s\" for user \"%s\", kicking the user.", a_Server.c_str(), a_UserName.c_str());
return false;
}
if( bRedirect )
{
AString Location;
// Search for "Location:"
bool bFoundLocation = false;
while( !bFoundLocation && ss.good() )
{
char c = 0;
while( c != '\n' )
{
ss.get( c );
}
AString Name;
ss >> Name;
if (Name.compare("Location:") == 0)
{
bFoundLocation = true;
ss >> Location;
}
}
if (!bFoundLocation)
{
LOGERROR("cAuthenticator: received invalid redirection from auth server \"%s\" for user \"%s\", kicking user.", a_Server.c_str(), a_UserName.c_str());
return false;
}
Location = Location.substr(strlen("http://"), std::string::npos); // Strip http://
std::string Server = Location.substr( 0, Location.find( "/" ) ); // Only leave server address
Location = Location.substr( Server.length(), std::string::npos);
return AuthFromAddress(Server, Location, a_UserName, a_Level + 1);
}
if (!bOK)
{
LOGERROR("cAuthenticator: received an error from auth server \"%s\" for user \"%s\", kicking user.", a_Server.c_str(), a_UserName.c_str());
return false;
}
// Header says OK, so receive the rest.
// Go past header, double \n means end of headers
char c = 0;
while (ss.good())
{
while (c != '\n')
{
ss.get(c);
}
ss.get(c);
if( c == '\n' || c == '\r' || ss.peek() == '\r' || ss.peek() == '\n' )
break;
}
if (!ss.good())
{
LOGERROR("cAuthenticator: error while parsing response body from auth server \"%s\" for user \"%s\", kicking user.", a_Server.c_str(), a_UserName.c_str());
return false;
}
std::string Result;
ss >> Result;
LOGD("cAuthenticator: Authentication result was %s", Result.c_str());
if (Result.compare("YES") == 0) //Works well
{
LOGINFO("Authentication result \"YES\", player authentication success!");
return true;
}
LOGINFO("Authentication result was \"%s\", player authentication failure!", Result.c_str());
return false;
}

45
src/ClientHandle.cpp
View File

@ -24,13 +24,15 @@
#include "Root.h"
#include "Authenticator.h"
#include "Protocol/Authenticator.h"
#include "MersenneTwister.h"
#include "Protocol/ProtocolRecognizer.h"
#include "CompositeChat.h"
#include "Items/ItemSword.h"
#include "md5/md5.h"
/** Maximum number of explosions to send this tick, server will start dropping if exceeded */
@ -175,6 +177,39 @@ void cClientHandle::Destroy(void)
void cClientHandle::GenerateOfflineUUID(void)
{
m_UUID = GenerateOfflineUUID(m_Username);
}
AString cClientHandle::GenerateOfflineUUID(const AString & a_Username)
{
// Proper format for a version 3 UUID is:
// xxxxxxxx-xxxx-3xxx-yxxx-xxxxxxxxxxxx where x is any hexadecimal digit and y is one of 8, 9, A, or B
// Generate an md5 checksum, and use it as base for the ID:
MD5 Checksum(a_Username);
AString UUID = Checksum.hexdigest();
UUID[12] = '3'; // Version 3 UUID
UUID[16] = '8'; // Variant 1 UUID
// Now the digest doesn't have the UUID slashes, but the client requires them, so add them into the appropriate positions:
UUID.insert(8, "-");
UUID.insert(13, "-");
UUID.insert(18, "-");
UUID.insert(23, "-");
return UUID;
}
void cClientHandle::Kick(const AString & a_Reason)
{
if (m_State >= csAuthenticating) // Don't log pings
@ -188,7 +223,7 @@ void cClientHandle::Kick(const AString & a_Reason)
void cClientHandle::Authenticate(void)
void cClientHandle::Authenticate(const AString & a_Name, const AString & a_UUID)
{
if (m_State != csAuthenticating)
{
@ -197,6 +232,12 @@ void cClientHandle::Authenticate(void)
ASSERT( m_Player == NULL );
m_Username = a_Name;
m_UUID = a_UUID;
// Send login success (if the protocol supports it):
m_Protocol->SendLoginSuccess();
// Spawn player (only serversided, so data is loaded)
m_Player = new cPlayer(this, GetUsername());

17
src/ClientHandle.h
View File

@ -62,8 +62,22 @@ public:
cPlayer* GetPlayer() { return m_Player; } // tolua_export
const AString & GetUUID(void) const { return m_UUID; } // tolua_export
void SetUUID(const AString & a_UUID) { m_UUID = a_UUID; }
/** Generates an UUID based on the username stored for this client, and stores it in the m_UUID member.
This is used for the offline (non-auth) mode, when there's no UUID source.
Each username generates a unique and constant UUID, so that when the player reconnects with the same name, their UUID is the same.
Internally calls the GenerateOfflineUUID static function. */
void GenerateOfflineUUID(void);
/** Generates an UUID based on the player name provided.
This is used for the offline (non-auth) mode, when there's no UUID source.
Each username generates a unique and constant UUID, so that when the player reconnects with the same name, their UUID is the same. */
static AString GenerateOfflineUUID(const AString & a_Username); // tolua_export
void Kick(const AString & a_Reason); // tolua_export
void Authenticate(void); // Called by cAuthenticator when the user passes authentication
void Authenticate(const AString & a_Name, const AString & a_UUID); // Called by cAuthenticator when the user passes authentication
void StreamChunks(void);
@ -326,6 +340,7 @@ private:
static int s_ClientCount;
int m_UniqueID;
AString m_UUID;
/** Set to true when the chunk where the player is is sent to the client. Used for spawning the player */
bool m_HasSentPlayerChunk;

313
src/Protocol/Authenticator.cpp Normal file
View File

@ -0,0 +1,313 @@
#include "Globals.h" // NOTE: MSVC stupidness requires this to be the same across all modules
#include "Authenticator.h"
#include "../OSSupport/BlockingTCPLink.h"
#include "../Root.h"
#include "../Server.h"
#include "../ClientHandle.h"
#include "inifile/iniFile.h"
#include "json/json.h"
#include "polarssl/config.h"
#include "polarssl/net.h"
#include "polarssl/ssl.h"
#include "polarssl/entropy.h"
#include "polarssl/ctr_drbg.h"
#include "polarssl/error.h"
#include "polarssl/certs.h"
#include <sstream>
#include <iomanip>
#define DEFAULT_AUTH_SERVER "sessionserver.mojang.com"
#define DEFAULT_AUTH_ADDRESS "/session/minecraft/hasJoined?username=%USERNAME%&serverId=%SERVERID%"
cAuthenticator::cAuthenticator(void) :
super("cAuthenticator"),
m_Server(DEFAULT_AUTH_SERVER),
m_Address(DEFAULT_AUTH_ADDRESS),
m_ShouldAuthenticate(true)
{
}
cAuthenticator::~cAuthenticator()
{
Stop();
}
void cAuthenticator::ReadINI(cIniFile & IniFile)
{
m_Server = IniFile.GetValueSet("Authentication", "Server", DEFAULT_AUTH_SERVER);
m_Address = IniFile.GetValueSet("Authentication", "Address", DEFAULT_AUTH_ADDRESS);
m_ShouldAuthenticate = IniFile.GetValueSetB("Authentication", "Authenticate", true);
}
void cAuthenticator::Authenticate(int a_ClientID, const AString & a_UserName, const AString & a_ServerHash)
{
if (!m_ShouldAuthenticate)
{
cRoot::Get()->AuthenticateUser(a_ClientID, a_UserName, cClientHandle::GenerateOfflineUUID(a_UserName));
return;
}
cCSLock LOCK(m_CS);
m_Queue.push_back(cUser(a_ClientID, a_UserName, a_ServerHash));
m_QueueNonempty.Set();
}
void cAuthenticator::Start(cIniFile & IniFile)
{
ReadINI(IniFile);
m_ShouldTerminate = false;
super::Start();
}
void cAuthenticator::Stop(void)
{
m_ShouldTerminate = true;
m_QueueNonempty.Set();
Wait();
}
void cAuthenticator::Execute(void)
{
for (;;)
{
cCSLock Lock(m_CS);
while (!m_ShouldTerminate && (m_Queue.size() == 0))
{
cCSUnlock Unlock(Lock);
m_QueueNonempty.Wait();
}
if (m_ShouldTerminate)
{
return;
}
ASSERT(!m_Queue.empty());
int ClientID = m_Queue.front().m_ClientID;
AString UserName = m_Queue.front().m_Name;
AString ServerID = m_Queue.front().m_ServerID;
m_Queue.pop_front();
Lock.Unlock();
AString NewUserName = UserName;
AString UUID;
if (AuthWithYggdrasil(NewUserName, ServerID, UUID))
{
LOGINFO("User %s authenticated with UUID '%s'", NewUserName.c_str(), UUID.c_str());
cRoot::Get()->AuthenticateUser(ClientID, NewUserName, UUID);
}
else
{
cRoot::Get()->KickUser(ClientID, "Failed to authenticate account!");
}
} // for (-ever)
}
bool cAuthenticator::AuthWithYggdrasil(AString & a_UserName, const AString & a_ServerId, AString & a_UUID)
{
LOGD("Trying to auth user %s", a_UserName.c_str());
int ret, server_fd = -1;
unsigned char buf[1024];
const char *pers = "cAuthenticator";
entropy_context entropy;
ctr_drbg_context ctr_drbg;
ssl_context ssl;
x509_crt cacert;
/* Initialize the RNG and the session data */
memset(&ssl, 0, sizeof(ssl_context));
x509_crt_init(&cacert);
entropy_init(&entropy);
if ((ret = ctr_drbg_init(&ctr_drbg, entropy_func, &entropy, (const unsigned char *)pers, strlen(pers))) != 0)
{
LOGWARNING("cAuthenticator: ctr_drbg_init returned %d", ret);
return false;
}
/* Initialize certificates */
// TODO: Grab the sessionserver's root CA and any intermediates and hard-code them here, instead of test_ca_list
ret = x509_crt_parse(&cacert, (const unsigned char *)test_ca_list, strlen(test_ca_list));
if (ret < 0)
{
LOGWARNING("cAuthenticator: x509_crt_parse returned -0x%x", -ret);
return false;
}
/* Connect */
if ((ret = net_connect(&server_fd, m_Server.c_str(), 443)) != 0)
{
LOGWARNING("cAuthenticator: Can't connect to %s: %d", m_Server.c_str(), ret);
return false;
}
/* Setup */
if ((ret = ssl_init(&ssl)) != 0)
{
LOGWARNING("cAuthenticator: ssl_init returned %d", ret);
return false;
}
ssl_set_endpoint(&ssl, SSL_IS_CLIENT);
ssl_set_authmode(&ssl, SSL_VERIFY_OPTIONAL);
ssl_set_ca_chain(&ssl, &cacert, NULL, "PolarSSL Server 1");
ssl_set_rng(&ssl, ctr_drbg_random, &ctr_drbg);
ssl_set_bio(&ssl, net_recv, &server_fd, net_send, &server_fd);
/* Handshake */
while ((ret = ssl_handshake(&ssl)) != 0)
{
if ((ret != POLARSSL_ERR_NET_WANT_READ) && (ret != POLARSSL_ERR_NET_WANT_WRITE))
{
LOGWARNING("cAuthenticator: ssl_handshake returned -0x%x", -ret);
return false;
}
}
/* Write the GET request */
AString ActualAddress = m_Address;
ReplaceString(ActualAddress, "%USERNAME%", a_UserName);
ReplaceString(ActualAddress, "%SERVERID%", a_ServerId);
AString Request;
Request += "GET " + ActualAddress + " HTTP/1.1\r\n";
Request += "Host: " + m_Server + "\r\n";
Request += "User-Agent: MCServer\r\n";
Request += "Connection: close\r\n";
Request += "\r\n";
ret = ssl_write(&ssl, (const unsigned char *)Request.c_str(), Request.size());
if (ret <= 0)
{
LOGWARNING("cAuthenticator: ssl_write returned %d", ret);
return false;
}
/* Read the HTTP response */
std::string Response;
for (;;)
{
memset(buf, 0, sizeof(buf));
ret = ssl_read(&ssl, buf, sizeof(buf));
if ((ret == POLARSSL_ERR_NET_WANT_READ) || (ret == POLARSSL_ERR_NET_WANT_WRITE))
{
continue;
}
if (ret == POLARSSL_ERR_SSL_PEER_CLOSE_NOTIFY)
{
break;
}
if (ret < 0)
{
LOGWARNING("cAuthenticator: ssl_read returned %d", ret);
break;
}
if (ret == 0)
{
LOGWARNING("cAuthenticator: EOF");
break;
}
Response.append((const char *)buf, ret);
}
ssl_close_notify(&ssl);
x509_crt_free(&cacert);
net_close(server_fd);
ssl_free(&ssl);
entropy_free(&entropy);
memset(&ssl, 0, sizeof(ssl));
// Check the HTTP status line:
AString prefix("HTTP/1.1 200 OK");
AString HexDump;
if (Response.compare(0, prefix.size(), prefix))
{
LOGINFO("User \"%s\" failed to auth, bad http status line received", a_UserName.c_str());
LOG("Response: \n%s", CreateHexDump(HexDump, Response.data(), Response.size(), 16).c_str());
return false;
}
// Erase the HTTP headers from the response:
size_t idxHeadersEnd = Response.find("\r\n\r\n");
if (idxHeadersEnd == AString::npos)
{
LOGINFO("User \"%s\" failed to authenticate, bad http response header received", a_UserName.c_str());
LOG("Response: \n%s", CreateHexDump(HexDump, Response.data(), Response.size(), 16).c_str());
return false;
}
Response.erase(0, idxHeadersEnd + 4);
// Parse the Json response:
if (Response.empty())
{
return false;
}
Json::Value root;
Json::Reader reader;
if (!reader.parse(Response, root, false))
{
LOGWARNING("cAuthenticator: Cannot parse Received Data to json!");
return false;
}
a_UserName = root.get("name", "Unknown").asString();
a_UUID = root.get("id", "").asString();
// If the UUID doesn't contain the hashes, insert them at the proper places:
if (a_UUID.size() == 32)
{
a_UUID.insert(8, "-");
a_UUID.insert(13, "-");
a_UUID.insert(18, "-");
a_UUID.insert(23, "-");
}
return true;
}

36
src/Authenticator.h → src/Protocol/Authenticator.h
View File

@ -14,7 +14,7 @@
#ifndef CAUTHENTICATOR_H_INCLUDED
#define CAUTHENTICATOR_H_INCLUDED
#include "OSSupport/IsThread.h"
#include "../OSSupport/IsThread.h"
@ -31,23 +31,23 @@ class cAuthenticator :
public cIsThread
{
typedef cIsThread super;
public:
cAuthenticator(void);
~cAuthenticator();
/// (Re-)read server and address from INI:
/** (Re-)read server and address from INI: */
void ReadINI(cIniFile & IniFile);
/// Queues a request for authenticating a user. If the auth fails, the user is kicked
/** Queues a request for authenticating a user. If the auth fails, the user will be kicked */
void Authenticate(int a_ClientID, const AString & a_UserName, const AString & a_ServerHash);
/// Starts the authenticator thread. The thread may be started and stopped repeatedly
/** Starts the authenticator thread. The thread may be started and stopped repeatedly */
void Start(cIniFile & IniFile);
/// Stops the authenticator thread. The thread may be started and stopped repeatedly
/** Stops the authenticator thread. The thread may be started and stopped repeatedly */
void Stop(void);
private:
class cUser
@ -56,30 +56,30 @@ private:
int m_ClientID;
AString m_Name;
AString m_ServerID;
cUser(int a_ClientID, const AString & a_Name, const AString & a_ServerID) :
m_ClientID(a_ClientID),
m_Name(a_Name),
m_ServerID(a_ServerID)
{
}
} ;
};
typedef std::deque<cUser> cUserList;
cCriticalSection m_CS;
cUserList m_Queue;
cEvent m_QueueNonempty;
AString m_Server;
AString m_Address;
bool m_ShouldAuthenticate;
// cIsThread override:
/** cIsThread override: */
virtual void Execute(void) override;
// Returns true if the user authenticated okay, false on error; iLevel is the recursion deptht (bails out if too deep)
bool AuthFromAddress(const AString & a_Server, const AString & a_Address, const AString & a_UserName, int a_Level = 1);
/** Returns true if the user authenticated okay, false on error; iLevel is the recursion deptht (bails out if too deep) */
bool AuthWithYggdrasil(AString & a_UserName, const AString & a_ServerId, AString & a_UUID);
};

1
src/Protocol/Protocol.h
View File

@ -83,6 +83,7 @@ public:
virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) = 0;
virtual void SendKeepAlive (int a_PingID) = 0;
virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) = 0;
virtual void SendLoginSuccess (void) = 0;
virtual void SendMapColumn (int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) = 0;
virtual void SendMapDecorators (int a_ID, const cMapDecoratorList & a_Decorators) = 0;
virtual void SendMapInfo (int a_ID, unsigned int a_Scale) = 0;

42
src/Protocol/Protocol125.cpp
View File

@ -594,6 +594,15 @@ void cProtocol125::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
void cProtocol125::SendLoginSuccess(void)
{
// Not supported in this protocol version
}
void cProtocol125::SendMapColumn(int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length)
{
cCSLock Lock(m_CSPacket);
@ -642,6 +651,17 @@ void cProtocol125::SendMapDecorators(int a_ID, const cMapDecoratorList & a_Decor
void cProtocol125::SendMapInfo(int a_ID, unsigned int a_Scale)
{
// This protocol doesn't support such message
UNUSED(a_ID);
UNUSED(a_Scale);
}
void cProtocol125::SendPickupSpawn(const cPickup & a_Pickup)
{
cCSLock Lock(m_CSPacket);
@ -683,6 +703,16 @@ void cProtocol125::SendParticleEffect(const AString & a_ParticleName, float a_Sr
void cProtocol125::SendPaintingSpawn(const cPainting & a_Painting)
{
// Not implemented in this protocol version
UNUSED(a_Painting);
}
void cProtocol125::SendPlayerListItem(const cPlayer & a_Player, bool a_IsOnline)
{
cCSLock Lock(m_CSPacket);
@ -842,6 +872,18 @@ void cProtocol125::SendExperienceOrb(const cExpOrb & a_ExpOrb)
void cProtocol125::SendScoreboardObjective(const AString & a_Name, const AString & a_DisplayName, Byte a_Mode)
{
// This protocol version doesn't support such message
UNUSED(a_Name);
UNUSED(a_DisplayName);
UNUSED(a_Mode);
}
void cProtocol125::SendSoundEffect(const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch)
{
// Not needed in this protocol version

20
src/Protocol/Protocol125.h
View File

@ -56,19 +56,12 @@ public:
virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override;
virtual void SendKeepAlive (int a_PingID) override;
virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override;
virtual void SendLoginSuccess (void) override;
virtual void SendMapColumn (int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) override;
virtual void SendMapDecorators (int a_ID, const cMapDecoratorList & a_Decorators) override;
virtual void SendMapInfo (int a_ID, unsigned int a_Scale) override
{
// This protocol doesn't support such message
UNUSED(a_ID);
UNUSED(a_Scale);
}
virtual void SendMapInfo (int a_ID, unsigned int a_Scale) override;
virtual void SendParticleEffect (const AString & a_ParticleName, float a_SrcX, float a_SrcY, float a_SrcZ, float a_OffsetX, float a_OffsetY, float a_OffsetZ, float a_ParticleData, int a_ParticleAmmount) override;
virtual void SendPaintingSpawn (const cPainting & a_Painting) override
{
UNUSED(a_Painting);
};
virtual void SendPaintingSpawn (const cPainting & a_Painting) override;
virtual void SendPickupSpawn (const cPickup & a_Pickup) override;
virtual void SendPlayerAbilities (void) override {} // This protocol doesn't support such message
virtual void SendEntityAnimation (const cEntity & a_Entity, char a_Animation) override;
@ -82,12 +75,7 @@ public:
virtual void SendRespawn (void) override;
virtual void SendExperience (void) override;
virtual void SendExperienceOrb (const cExpOrb & a_ExpOrb) override;
virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override
{
UNUSED(a_Name);
UNUSED(a_DisplayName);
UNUSED(a_Mode);
} // This protocol doesn't support such message
virtual void SendScoreboardObjective (const AString & a_Name, const AString & a_DisplayName, Byte a_Mode) override;
virtual void SendScoreUpdate (const AString & a_Objective, const AString & a_Player, cObjective::Score a_Score, Byte a_Mode) override {} // This protocol doesn't support such message
virtual void SendDisplayObjective (const AString & a_Objective, cScoreboard::eDisplaySlot a_Display) override {} // This protocol doesn't support such message
virtual void SendSoundEffect (const AString & a_SoundName, int a_SrcX, int a_SrcY, int a_SrcZ, float a_Volume, float a_Pitch) override; // a_Src coords are Block * 8

98
src/Protocol/Protocol17x.cpp
View File

@ -88,8 +88,9 @@ cProtocol172::cProtocol172(cClientHandle * a_Client, const AString & a_ServerAdd
// Create the comm log file, if so requested:
if (g_ShouldLogCommIn || g_ShouldLogCommOut)
{
static int sCounter = 0;
cFile::CreateFolder("CommLogs");
AString FileName = Printf("CommLogs/%x__%s.log", (unsigned)time(NULL), a_Client->GetIPString().c_str());
AString FileName = Printf("CommLogs/%x_%d__%s.log", (unsigned)time(NULL), sCounter++, a_Client->GetIPString().c_str());
m_CommLogFile.Open(FileName, cFile::fmWrite);
}
}
@ -573,6 +574,21 @@ void cProtocol172::SendLogin(const cPlayer & a_Player, const cWorld & a_World)
void cProtocol172::SendLoginSuccess(void)
{
ASSERT(m_State == 2); // State: login?
cPacketizer Pkt(*this, 0x02); // Login success packet
Pkt.WriteString(m_Client->GetUUID());
Pkt.WriteString(m_Client->GetUsername());
m_State = 3; // State = Game
}
void cProtocol172::SendPaintingSpawn(const cPainting & a_Painting)
{
cPacketizer Pkt(*this, 0x10); // Spawn Painting packet
@ -796,7 +812,7 @@ void cProtocol172::SendPlayerSpawn(const cPlayer & a_Player)
// Called to spawn another player for the client
cPacketizer Pkt(*this, 0x0c); // Spawn Player packet
Pkt.WriteVarInt(a_Player.GetUniqueID());
Pkt.WriteString(Printf("%d", a_Player.GetUniqueID())); // TODO: Proper UUID
Pkt.WriteString(a_Player.GetClientHandle()->GetUUID());
Pkt.WriteString(a_Player.GetName());
Pkt.WriteFPInt(a_Player.GetPosX());
Pkt.WriteFPInt(a_Player.GetPosY());
@ -1555,15 +1571,6 @@ void cProtocol172::HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffe
}
StartEncryption(DecryptedKey);
// Send login success:
{
cPacketizer Pkt(*this, 0x02); // Login success packet
Pkt.WriteString(Printf("%d", m_Client->GetUniqueID())); // TODO: proper UUID
Pkt.WriteString(m_Client->GetUsername());
}
m_State = 3; // State = Game
m_Client->HandleLogin(4, m_Client->GetUsername());
}
@ -1596,14 +1603,6 @@ void cProtocol172::HandlePacketLoginStart(cByteBuffer & a_ByteBuffer)
return;
}
// Send login success:
{
cPacketizer Pkt(*this, 0x02); // Login success packet
Pkt.WriteString(Printf("%d", m_Client->GetUniqueID())); // TODO: proper UUID
Pkt.WriteString(Username);
}
m_State = 3; // State = Game
m_Client->HandleLogin(4, Username);
}
@ -2755,3 +2754,64 @@ void cProtocol172::cPacketizer::WriteEntityProperties(const cEntity & a_Entity)
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// cProtocol176:
cProtocol176::cProtocol176(cClientHandle * a_Client, const AString &a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State) :
super(a_Client, a_ServerAddress, a_ServerPort, a_State)
{
}
void cProtocol176::SendPlayerSpawn(const cPlayer & a_Player)
{
// Called to spawn another player for the client
cPacketizer Pkt(*this, 0x0c); // Spawn Player packet
Pkt.WriteVarInt(a_Player.GetUniqueID());
Pkt.WriteString(a_Player.GetClientHandle()->GetUUID());
Pkt.WriteString(a_Player.GetName());
Pkt.WriteVarInt(0); // We have no data to send here
Pkt.WriteFPInt(a_Player.GetPosX());
Pkt.WriteFPInt(a_Player.GetPosY());
Pkt.WriteFPInt(a_Player.GetPosZ());
Pkt.WriteByteAngle(a_Player.GetYaw());
Pkt.WriteByteAngle(a_Player.GetPitch());
short ItemType = a_Player.GetEquippedItem().IsEmpty() ? 0 : a_Player.GetEquippedItem().m_ItemType;
Pkt.WriteShort(ItemType);
Pkt.WriteByte((3 << 5) | 6); // Metadata: float + index 6
Pkt.WriteFloat((float)a_Player.GetHealth());
Pkt.WriteByte(0x7f); // Metadata: end
}
void cProtocol176::HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer)
{
// Send the response:
AString Response = "{\"version\":{\"name\":\"1.7.6\",\"protocol\":5},\"players\":{";
AppendPrintf(Response, "\"max\":%u,\"online\":%u,\"sample\":[]},",
cRoot::Get()->GetServer()->GetMaxPlayers(),
cRoot::Get()->GetServer()->GetNumPlayers()
);
AppendPrintf(Response, "\"description\":{\"text\":\"%s\"},",
cRoot::Get()->GetServer()->GetDescription().c_str()
);
AppendPrintf(Response, "\"favicon\":\"data:image/png;base64,%s\"",
cRoot::Get()->GetServer()->GetFaviconData().c_str()
);
Response.append("}");
cPacketizer Pkt(*this, 0x00); // Response packet
Pkt.WriteString(Response);
}

22
src/Protocol/Protocol17x.h
View File

@ -87,6 +87,7 @@ public:
virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override;
virtual void SendKeepAlive (int a_PingID) override;
virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override;
virtual void SendLoginSuccess (void) override;
virtual void SendMapColumn (int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) override;
virtual void SendMapDecorators (int a_ID, const cMapDecoratorList & a_Decorators) override;
virtual void SendMapInfo (int a_ID, unsigned int a_Scale) override;
@ -252,7 +253,7 @@ protected:
// Packet handlers while in the Status state (m_State == 1):
void HandlePacketStatusPing (cByteBuffer & a_ByteBuffer);
void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer);
virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer);
// Packet handlers while in the Login state (m_State == 2):
void HandlePacketLoginEncryptionResponse(cByteBuffer & a_ByteBuffer);
@ -306,3 +307,22 @@ protected:
/** The version 5 lengthed protocol, used by 1.7.6 through 1.7.9. */
class cProtocol176 :
public cProtocol172
{
typedef cProtocol172 super;
public:
cProtocol176(cClientHandle * a_Client, const AString & a_ServerAddress, UInt16 a_ServerPort, UInt32 a_State);
// cProtocol172 overrides:
virtual void SendPlayerSpawn(const cPlayer & a_Player) override;
virtual void HandlePacketStatusRequest(cByteBuffer & a_ByteBuffer) override;
} ;

23
src/Protocol/ProtocolRecognizer.cpp
View File

@ -59,6 +59,7 @@ AString cProtocolRecognizer::GetVersionTextFromInt(int a_ProtocolVersion)
case PROTO_VERSION_1_6_3: return "1.6.3";
case PROTO_VERSION_1_6_4: return "1.6.4";
case PROTO_VERSION_1_7_2: return "1.7.2";
case PROTO_VERSION_1_7_6: return "1.7.6";
}
ASSERT(!"Unknown protocol version");
return Printf("Unknown protocol (%d)", a_ProtocolVersion);
@ -396,6 +397,16 @@ void cProtocolRecognizer::SendLogin(const cPlayer & a_Player, const cWorld & a_W
void cProtocolRecognizer::SendLoginSuccess(void)
{
ASSERT(m_Protocol != NULL);
m_Protocol->SendLoginSuccess();
}
void cProtocolRecognizer::SendMapColumn(int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length)
{
ASSERT(m_Protocol != NULL);
@ -965,6 +976,18 @@ bool cProtocolRecognizer::TryRecognizeLengthedProtocol(UInt32 a_PacketLengthRema
m_Protocol = new cProtocol172(m_Client, ServerAddress, (UInt16)ServerPort, NextState);
return true;
}
case PROTO_VERSION_1_7_6:
{
AString ServerAddress;
short ServerPort;
UInt32 NextState;
m_Buffer.ReadVarUTF8String(ServerAddress);
m_Buffer.ReadBEShort(ServerPort);
m_Buffer.ReadVarInt(NextState);
m_Buffer.CommitRead();
m_Protocol = new cProtocol176(m_Client, ServerAddress, (UInt16)ServerPort, NextState);
return true;
}
}
LOGINFO("Client \"%s\" uses an unsupported protocol (lengthed, version %u)",
m_Client->GetIPString().c_str(), ProtocolVersion

6
src/Protocol/ProtocolRecognizer.h
View File

@ -18,8 +18,8 @@
// Adjust these if a new protocol is added or an old one is removed:
#define MCS_CLIENT_VERSIONS "1.2.4, 1.2.5, 1.3.1, 1.3.2, 1.4.2, 1.4.4, 1.4.5, 1.4.6, 1.4.7, 1.5, 1.5.1, 1.5.2, 1.6.1, 1.6.2, 1.6.3, 1.6.4, 1.7.2, 1.7.4"
#define MCS_PROTOCOL_VERSIONS "29, 39, 47, 49, 51, 60, 61, 73, 74, 77, 78, 4"
#define MCS_CLIENT_VERSIONS "1.2.4, 1.2.5, 1.3.1, 1.3.2, 1.4.2, 1.4.4, 1.4.5, 1.4.6, 1.4.7, 1.5, 1.5.1, 1.5.2, 1.6.1, 1.6.2, 1.6.3, 1.6.4, 1.7.2, 1.7.4, 1.7.5, 1.7.6, 1.7.7, 1.7.8, 1.7.9"
#define MCS_PROTOCOL_VERSIONS "29, 39, 47, 49, 51, 60, 61, 73, 74, 77, 78, 4, 5"
@ -50,6 +50,7 @@ public:
// These will be kept "under" the next / latest, because the next and latest are only needed for previous protocols
PROTO_VERSION_1_7_2 = 4,
PROTO_VERSION_1_7_6 = 5,
} ;
cProtocolRecognizer(cClientHandle * a_Client);
@ -90,6 +91,7 @@ public:
virtual void SendInventorySlot (char a_WindowID, short a_SlotNum, const cItem & a_Item) override;
virtual void SendKeepAlive (int a_PingID) override;
virtual void SendLogin (const cPlayer & a_Player, const cWorld & a_World) override;
virtual void SendLoginSuccess (void) override;
virtual void SendMapColumn (int a_ID, int a_X, int a_Y, const Byte * a_Colors, unsigned int a_Length) override;
virtual void SendMapDecorators (int a_ID, const cMapDecoratorList & a_Decorators) override;
virtual void SendMapInfo (int a_ID, unsigned int a_Scale) override;

4
src/Root.cpp
View File

@ -499,9 +499,9 @@ void cRoot::KickUser(int a_ClientID, const AString & a_Reason)
void cRoot::AuthenticateUser(int a_ClientID)
void cRoot::AuthenticateUser(int a_ClientID, const AString & a_Name, const AString & a_UUID)
{
m_Server->AuthenticateUser(a_ClientID);
m_Server->AuthenticateUser(a_ClientID, a_Name, a_UUID);
}

4
src/Root.h
View File

@ -1,7 +1,7 @@
#pragma once
#include "Authenticator.h"
#include "Protocol/Authenticator.h"
#include "HTTPServer/HTTPServer.h"
#include "Defines.h"
@ -89,7 +89,7 @@ public:
void KickUser(int a_ClientID, const AString & a_Reason);
/// Called by cAuthenticator to auth the specified user
void AuthenticateUser(int a_ClientID);
void AuthenticateUser(int a_ClientID, const AString & a_Name, const AString & a_UUID);
/// Executes commands queued in the command queue
void TickCommands(void);

4
src/Server.cpp
View File

@ -615,14 +615,14 @@ void cServer::KickUser(int a_ClientID, const AString & a_Reason)
void cServer::AuthenticateUser(int a_ClientID)
void cServer::AuthenticateUser(int a_ClientID, const AString & a_Name, const AString & a_UUID)
{
cCSLock Lock(m_CSClients);
for (ClientList::iterator itr = m_Clients.begin(); itr != m_Clients.end(); ++itr)
{
if ((*itr)->GetUniqueID() == a_ClientID)
{
(*itr)->Authenticate();
(*itr)->Authenticate(a_Name, a_UUID);
return;
}
} // for itr - m_Clients[]

2
src/Server.h
View File

@ -83,7 +83,7 @@ public: // tolua_export
void Shutdown(void);
void KickUser(int a_ClientID, const AString & a_Reason);
void AuthenticateUser(int a_ClientID); // Called by cAuthenticator to auth the specified user
void AuthenticateUser(int a_ClientID, const AString & a_Name, const AString & a_UUID); // Called by cAuthenticator to auth the specified user
const AString & GetServerID(void) const { return m_ServerID; } // tolua_export