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Code Issues Releases Activity

Better handling of disconnects, code cleanup

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This commit is contained in:
Ivan Savenko
2024-02-02 15:32:06 +02:00
parent 03fcfe3392
commit f97ffd8e9a
14 changed files with 76 additions and 91 deletions
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17
lib/network/NetworkConnection.cpp
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@@ -26,7 +26,7 @@ void NetworkConnection::start()
boost::asio::async_read(*socket, boost::asio::async_read(*socket,
readBuffer, readBuffer,
boost::asio::transfer_exactly(messageHeaderSize), boost::asio::transfer_exactly(messageHeaderSize),
[this](const auto & ec, const auto & endpoint) { onHeaderReceived(ec); }); [self = shared_from_this()](const auto & ec, const auto & endpoint) { self->onHeaderReceived(ec); });
} }
void NetworkConnection::onHeaderReceived(const boost::system::error_code & ec) void NetworkConnection::onHeaderReceived(const boost::system::error_code & ec)
@@ -42,7 +42,7 @@ void NetworkConnection::onHeaderReceived(const boost::system::error_code & ec)
boost::asio::async_read(*socket, boost::asio::async_read(*socket,
readBuffer, readBuffer,
boost::asio::transfer_exactly(messageSize), boost::asio::transfer_exactly(messageSize),
[this, messageSize](const auto & ec, const auto & endpoint) { onPacketReceived(ec, messageSize); }); [self = shared_from_this(), messageSize](const auto & ec, const auto & endpoint) { self->onPacketReceived(ec, messageSize); });
} }
uint32_t NetworkConnection::readPacketSize() uint32_t NetworkConnection::readPacketSize()
@@ -54,7 +54,7 @@ uint32_t NetworkConnection::readPacketSize()
readBuffer.sgetn(reinterpret_cast<char *>(&messageSize), sizeof(messageSize)); readBuffer.sgetn(reinterpret_cast<char *>(&messageSize), sizeof(messageSize));
if (messageSize > messageMaxSize) if (messageSize > messageMaxSize)
throw std::runtime_error("Invalid packet size!"); listener.onDisconnected(shared_from_this(), "Invalid packet size!");
return messageSize; return messageSize;
} }
@@ -88,7 +88,16 @@ void NetworkConnection::sendPacket(const std::vector<std::byte> & message)
boost::asio::write(*socket, boost::asio::buffer(messageSize), ec ); boost::asio::write(*socket, boost::asio::buffer(messageSize), ec );
boost::asio::write(*socket, boost::asio::buffer(message), ec ); boost::asio::write(*socket, boost::asio::buffer(message), ec );
// FIXME: handle error? if (ec)
listener.onDisconnected(shared_from_this(), ec.message());
}
void NetworkConnection::close()
{
boost::system::error_code ec;
socket->close(ec);
//NOTE: ignoring error code
} }
VCMI_LIB_NAMESPACE_END VCMI_LIB_NAMESPACE_END

3
lib/network/NetworkConnection.h
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@@ -13,7 +13,7 @@
VCMI_LIB_NAMESPACE_BEGIN VCMI_LIB_NAMESPACE_BEGIN
class NetworkConnection : public INetworkConnection, public std::enable_shared_from_this<NetworkConnection> class NetworkConnection : public INetworkConnection, std::enable_shared_from_this<NetworkConnection>
{ {
static const int messageHeaderSize = sizeof(uint32_t); static const int messageHeaderSize = sizeof(uint32_t);
static const int messageMaxSize = 64 * 1024 * 1024; // arbitrary size to prevent potential massive allocation if we receive garbage input static const int messageMaxSize = 64 * 1024 * 1024; // arbitrary size to prevent potential massive allocation if we receive garbage input
@@ -31,6 +31,7 @@ public:
NetworkConnection(INetworkConnectionListener & listener, const std::shared_ptr<NetworkSocket> & socket); NetworkConnection(INetworkConnectionListener & listener, const std::shared_ptr<NetworkSocket> & socket);
void start(); void start();
void close() override;
void sendPacket(const std::vector<std::byte> & message) override; void sendPacket(const std::vector<std::byte> & message) override;
}; };

3
lib/network/NetworkInterface.h
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@@ -17,6 +17,7 @@ class DLL_LINKAGE INetworkConnection : boost::noncopyable
public: public:
virtual ~INetworkConnection() = default; virtual ~INetworkConnection() = default;
virtual void sendPacket(const std::vector<std::byte> & message) = 0; virtual void sendPacket(const std::vector<std::byte> & message) = 0;
virtual void close() = 0;
}; };
using NetworkConnectionPtr = std::shared_ptr<INetworkConnection>; using NetworkConnectionPtr = std::shared_ptr<INetworkConnection>;
@@ -38,8 +39,6 @@ class DLL_LINKAGE INetworkServer : boost::noncopyable
public: public:
virtual ~INetworkServer() = default; virtual ~INetworkServer() = default;
virtual void sendPacket(const std::shared_ptr<INetworkConnection> &, const std::vector<std::byte> & message) = 0;
virtual void closeConnection(const std::shared_ptr<INetworkConnection> &) = 0;
virtual void start(uint16_t port) = 0; virtual void start(uint16_t port) = 0;
}; };

21
lib/network/NetworkServer.cpp
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@@ -28,7 +28,7 @@ void NetworkServer::start(uint16_t port)
void NetworkServer::startAsyncAccept() void NetworkServer::startAsyncAccept()
{ {
auto upcomingConnection = std::make_shared<NetworkSocket>(*io); auto upcomingConnection = std::make_shared<NetworkSocket>(*io);
acceptor->async_accept(*upcomingConnection, std::bind(&NetworkServer::connectionAccepted, this, upcomingConnection, _1)); acceptor->async_accept(*upcomingConnection, [this, upcomingConnection](const auto & ec) { connectionAccepted(upcomingConnection, ec); });
} }
void NetworkServer::connectionAccepted(std::shared_ptr<NetworkSocket> upcomingConnection, const boost::system::error_code & ec) void NetworkServer::connectionAccepted(std::shared_ptr<NetworkSocket> upcomingConnection, const boost::system::error_code & ec)
@@ -46,27 +46,12 @@ void NetworkServer::connectionAccepted(std::shared_ptr<NetworkSocket> upcomingCo
startAsyncAccept(); startAsyncAccept();
} }
void NetworkServer::sendPacket(const std::shared_ptr<INetworkConnection> & connection, const std::vector<std::byte> & message)
{
connection->sendPacket(message);
}
void NetworkServer::closeConnection(const std::shared_ptr<INetworkConnection> & connection)
{
logNetwork->info("Closing connection!");
assert(connections.count(connection));
connections.erase(connection);
}
void NetworkServer::onDisconnected(const std::shared_ptr<INetworkConnection> & connection, const std::string & errorMessage) void NetworkServer::onDisconnected(const std::shared_ptr<INetworkConnection> & connection, const std::string & errorMessage)
{ {
logNetwork->info("Connection lost! Reason: %s", errorMessage); logNetwork->info("Connection lost! Reason: %s", errorMessage);
assert(connections.count(connection)); assert(connections.count(connection));
if (connections.count(connection)) // how? Connection was explicitly closed before? connections.erase(connection);
{ listener.onDisconnected(connection, errorMessage);
connections.erase(connection);
listener.onDisconnected(connection, errorMessage);
}
} }
void NetworkServer::onPacketReceived(const std::shared_ptr<INetworkConnection> & connection, const std::vector<std::byte> & message) void NetworkServer::onPacketReceived(const std::shared_ptr<INetworkConnection> & connection, const std::vector<std::byte> & message)

3
lib/network/NetworkServer.h
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@@ -29,9 +29,6 @@ class NetworkServer : public INetworkConnectionListener, public INetworkServer
public: public:
NetworkServer(INetworkServerListener & listener, const std::shared_ptr<NetworkContext> & context); NetworkServer(INetworkServerListener & listener, const std::shared_ptr<NetworkContext> & context);
void sendPacket(const std::shared_ptr<INetworkConnection> &, const std::vector<std::byte> & message) override;
void closeConnection(const std::shared_ptr<INetworkConnection> &) override;
void start(uint16_t port) override; void start(uint16_t port) override;
}; };

4
lib/serializer/CMemorySerializer.cpp
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@@ -17,7 +17,7 @@ int CMemorySerializer::read(std::byte * data, unsigned size)
if(buffer.size() < readPos + size) if(buffer.size() < readPos + size)
throw std::runtime_error(boost::str(boost::format("Cannot read past the buffer (accessing index %d, while size is %d)!") % (readPos + size - 1) % buffer.size())); throw std::runtime_error(boost::str(boost::format("Cannot read past the buffer (accessing index %d, while size is %d)!") % (readPos + size - 1) % buffer.size()));
std::memcpy(data, buffer.data() + readPos, size); std::copy_n(buffer.data() + readPos, size, data);
readPos += size; readPos += size;
return size; return size;
} }
@@ -26,7 +26,7 @@ int CMemorySerializer::write(const std::byte * data, unsigned size)
{ {
auto oldSize = buffer.size(); //and the pos to write from auto oldSize = buffer.size(); //and the pos to write from
buffer.resize(oldSize + size); buffer.resize(oldSize + size);
std::memcpy(buffer.data() + oldSize, data, size); std::copy_n(data, size, buffer.data() + oldSize);
return size; return size;
} }

2
lib/serializer/CMemorySerializer.h
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@@ -18,7 +18,7 @@ VCMI_LIB_NAMESPACE_BEGIN
class DLL_LINKAGE CMemorySerializer class DLL_LINKAGE CMemorySerializer
: public IBinaryReader, public IBinaryWriter : public IBinaryReader, public IBinaryWriter
{ {
std::vector<ui8> buffer; std::vector<std::byte> buffer;
size_t readPos; //index of the next byte to be read size_t readPos; //index of the next byte to be read
public: public:

36
lobby/LobbyDatabase.cpp
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@@ -149,12 +149,6 @@ void LobbyDatabase::prepareStatements()
WHERE roomID = ? WHERE roomID = ?
)"; )";
static const std::string setGameRoomPlayerLimitText = R"(
UPDATE gameRooms
SET playerLimit = ?
WHERE roomID = ?
)";
// SELECT FROM // SELECT FROM
static const std::string getRecentMessageHistoryText = R"( static const std::string getRecentMessageHistoryText = R"(
@@ -221,7 +215,7 @@ void LobbyDatabase::prepareStatements()
static const std::string isAccountCookieValidText = R"( static const std::string isAccountCookieValidText = R"(
SELECT COUNT(accountID) SELECT COUNT(accountID)
FROM accountCookies FROM accountCookies
WHERE accountID = ? AND cookieUUID = ? AND strftime('%s',CURRENT_TIMESTAMP)- strftime('%s',creationTime) < ? WHERE accountID = ? AND cookieUUID = ?
)"; )";
static const std::string isGameRoomCookieValidText = R"( static const std::string isGameRoomCookieValidText = R"(
@@ -269,7 +263,6 @@ void LobbyDatabase::prepareStatements()
setAccountOnlineStatement = database->prepare(setAccountOnlineText); setAccountOnlineStatement = database->prepare(setAccountOnlineText);
setGameRoomStatusStatement = database->prepare(setGameRoomStatusText); setGameRoomStatusStatement = database->prepare(setGameRoomStatusText);
setGameRoomPlayerLimitStatement = database->prepare(setGameRoomPlayerLimitText);
getRecentMessageHistoryStatement = database->prepare(getRecentMessageHistoryText); getRecentMessageHistoryStatement = database->prepare(getRecentMessageHistoryText);
getIdleGameRoomStatement = database->prepare(getIdleGameRoomText); getIdleGameRoomStatement = database->prepare(getIdleGameRoomText);
@@ -352,11 +345,6 @@ void LobbyDatabase::setGameRoomStatus(const std::string & roomID, LobbyRoomState
setGameRoomStatusStatement->executeOnce(vstd::to_underlying(roomStatus), roomID); setGameRoomStatusStatement->executeOnce(vstd::to_underlying(roomStatus), roomID);
} }
void LobbyDatabase::setGameRoomPlayerLimit(const std::string & roomID, uint32_t playerLimit)
{
setGameRoomPlayerLimitStatement->executeOnce(playerLimit, roomID);
}
void LobbyDatabase::insertPlayerIntoGameRoom(const std::string & accountID, const std::string & roomID) void LobbyDatabase::insertPlayerIntoGameRoom(const std::string & accountID, const std::string & roomID)
{ {
insertGameRoomPlayersStatement->executeOnce(roomID, accountID); insertGameRoomPlayersStatement->executeOnce(roomID, accountID);
@@ -392,11 +380,10 @@ void LobbyDatabase::insertAccessCookie(const std::string & accountID, const std:
insertAccessCookieStatement->executeOnce(accountID, accessCookieUUID); insertAccessCookieStatement->executeOnce(accountID, accessCookieUUID);
} }
void LobbyDatabase::updateAccessCookie(const std::string & accountID, const std::string & accessCookieUUID) {} void LobbyDatabase::updateAccountLoginTime(const std::string & accountID)
{
void LobbyDatabase::updateAccountLoginTime(const std::string & accountID) {} assert(0);
}
void LobbyDatabase::updateActiveAccount(const std::string & accountID, bool isActive) {}
std::string LobbyDatabase::getAccountDisplayName(const std::string & accountID) std::string LobbyDatabase::getAccountDisplayName(const std::string & accountID)
{ {
@@ -410,16 +397,16 @@ std::string LobbyDatabase::getAccountDisplayName(const std::string & accountID)
return result; return result;
} }
LobbyCookieStatus LobbyDatabase::getGameRoomCookieStatus(const std::string & accountID, const std::string & accessCookieUUID, std::chrono::seconds cookieLifetime) //LobbyCookieStatus LobbyDatabase::getGameRoomCookieStatus(const std::string & accountID, const std::string & accessCookieUUID)
{ //{
return {}; // return {};
} //}
LobbyCookieStatus LobbyDatabase::getAccountCookieStatus(const std::string & accountID, const std::string & accessCookieUUID, std::chrono::seconds cookieLifetime) LobbyCookieStatus LobbyDatabase::getAccountCookieStatus(const std::string & accountID, const std::string & accessCookieUUID)
{ {
bool result = false; bool result = false;
isAccountCookieValidStatement->setBinds(accountID, accessCookieUUID, cookieLifetime.count()); isAccountCookieValidStatement->setBinds(accountID, accessCookieUUID);
if(isAccountCookieValidStatement->execute()) if(isAccountCookieValidStatement->execute())
isAccountCookieValidStatement->getColumns(result); isAccountCookieValidStatement->getColumns(result);
isAccountCookieValidStatement->reset(); isAccountCookieValidStatement->reset();
@@ -429,6 +416,7 @@ LobbyCookieStatus LobbyDatabase::getAccountCookieStatus(const std::string & acco
LobbyInviteStatus LobbyDatabase::getAccountInviteStatus(const std::string & accountID, const std::string & roomID) LobbyInviteStatus LobbyDatabase::getAccountInviteStatus(const std::string & accountID, const std::string & roomID)
{ {
assert(0);
return {}; return {};
} }

9
lobby/LobbyDatabase.h
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@@ -62,7 +62,6 @@ public:
void setAccountOnline(const std::string & accountID, bool isOnline); void setAccountOnline(const std::string & accountID, bool isOnline);
void setGameRoomStatus(const std::string & roomID, LobbyRoomState roomStatus); void setGameRoomStatus(const std::string & roomID, LobbyRoomState roomStatus);
void setGameRoomPlayerLimit(const std::string & roomID, uint32_t playerLimit);
void insertPlayerIntoGameRoom(const std::string & accountID, const std::string & roomID); void insertPlayerIntoGameRoom(const std::string & accountID, const std::string & roomID);
void deletePlayerFromGameRoom(const std::string & accountID, const std::string & roomID); void deletePlayerFromGameRoom(const std::string & accountID, const std::string & roomID);
@@ -75,21 +74,19 @@ public:
void insertAccessCookie(const std::string & accountID, const std::string & accessCookieUUID); void insertAccessCookie(const std::string & accountID, const std::string & accessCookieUUID);
void insertChatMessage(const std::string & sender, const std::string & roomType, const std::string & roomID, const std::string & messageText); void insertChatMessage(const std::string & sender, const std::string & roomType, const std::string & roomID, const std::string & messageText);
void updateAccessCookie(const std::string & accountID, const std::string & accessCookieUUID);
void updateAccountLoginTime(const std::string & accountID); void updateAccountLoginTime(const std::string & accountID);
void updateActiveAccount(const std::string & accountID, bool isActive);
std::vector<LobbyGameRoom> getActiveGameRooms(); std::vector<LobbyGameRoom> getActiveGameRooms();
std::vector<LobbyAccount> getActiveAccounts(); std::vector<LobbyAccount> getActiveAccounts();
std::vector<LobbyAccount> getAccountsInRoom(const std::string & roomID); // std::vector<LobbyAccount> getAccountsInRoom(const std::string & roomID);
std::vector<LobbyChatMessage> getRecentMessageHistory(); std::vector<LobbyChatMessage> getRecentMessageHistory();
std::string getIdleGameRoom(const std::string & hostAccountID); std::string getIdleGameRoom(const std::string & hostAccountID);
std::string getAccountGameRoom(const std::string & accountID); std::string getAccountGameRoom(const std::string & accountID);
std::string getAccountDisplayName(const std::string & accountID); std::string getAccountDisplayName(const std::string & accountID);
LobbyCookieStatus getGameRoomCookieStatus(const std::string & accountID, const std::string & accessCookieUUID, std::chrono::seconds cookieLifetime); // LobbyCookieStatus getGameRoomCookieStatus(const std::string & accountID, const std::string & accessCookieUUID);
LobbyCookieStatus getAccountCookieStatus(const std::string & accountID, const std::string & accessCookieUUID, std::chrono::seconds cookieLifetime); LobbyCookieStatus getAccountCookieStatus(const std::string & accountID, const std::string & accessCookieUUID);
LobbyInviteStatus getAccountInviteStatus(const std::string & accountID, const std::string & roomID); LobbyInviteStatus getAccountInviteStatus(const std::string & accountID, const std::string & roomID);
LobbyRoomState getGameRoomStatus(const std::string & roomID); LobbyRoomState getGameRoomStatus(const std::string & roomID);
uint32_t getGameRoomFreeSlots(const std::string & roomID); uint32_t getGameRoomFreeSlots(const std::string & roomID);

1
lobby/LobbyDefines.h
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@@ -36,7 +36,6 @@ struct LobbyChatMessage
enum class LobbyCookieStatus : int32_t enum class LobbyCookieStatus : int32_t
{ {
INVALID, INVALID,
EXPIRED,
VALID VALID
}; };

50
lobby/LobbyServer.cpp
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@@ -17,8 +17,6 @@
#include <boost/uuid/uuid_generators.hpp> #include <boost/uuid/uuid_generators.hpp>
#include <boost/uuid/uuid_io.hpp> #include <boost/uuid/uuid_io.hpp>
static const auto accountCookieLifetime = std::chrono::hours(24 * 7);
bool LobbyServer::isAccountNameValid(const std::string & accountName) const bool LobbyServer::isAccountNameValid(const std::string & accountName) const
{ {
if(accountName.size() < 4) if(accountName.size() < 4)
@@ -60,7 +58,7 @@ NetworkConnectionPtr LobbyServer::findGameRoom(const std::string & gameRoomID) c
void LobbyServer::sendMessage(const NetworkConnectionPtr & target, const JsonNode & json) void LobbyServer::sendMessage(const NetworkConnectionPtr & target, const JsonNode & json)
{ {
networkServer->sendPacket(target, json.toBytes(true)); target->sendPacket(json.toBytes(true));
} }
void LobbyServer::sendAccountCreated(const NetworkConnectionPtr & target, const std::string & accountID, const std::string & accountCookie) void LobbyServer::sendAccountCreated(const NetworkConnectionPtr & target, const std::string & accountID, const std::string & accountCookie)
@@ -206,16 +204,27 @@ void LobbyServer::onNewConnection(const NetworkConnectionPtr & connection)
void LobbyServer::onDisconnected(const NetworkConnectionPtr & connection, const std::string & errorMessage) void LobbyServer::onDisconnected(const NetworkConnectionPtr & connection, const std::string & errorMessage)
{ {
if(activeAccounts.count(connection)) if(activeAccounts.count(connection))
{
database->setAccountOnline(activeAccounts.at(connection), false); database->setAccountOnline(activeAccounts.at(connection), false);
activeAccounts.erase(connection);
}
if(activeGameRooms.count(connection)) if(activeGameRooms.count(connection))
{
database->setGameRoomStatus(activeGameRooms.at(connection), LobbyRoomState::CLOSED); database->setGameRoomStatus(activeGameRooms.at(connection), LobbyRoomState::CLOSED);
activeGameRooms.erase(connection);
}
// NOTE: lost connection can be in only one of these lists (or in none of them) if(activeProxies.count(connection))
// calling on all possible containers since calling std::map::erase() with non-existing key is legal {
activeAccounts.erase(connection); auto & otherConnection = activeProxies.at(connection);
activeProxies.erase(connection);
activeGameRooms.erase(connection); if (otherConnection)
otherConnection->close();
activeProxies.erase(connection);
activeProxies.erase(otherConnection);
}
broadcastActiveAccounts(); broadcastActiveAccounts();
broadcastActiveGameRooms(); broadcastActiveGameRooms();
@@ -226,7 +235,7 @@ void LobbyServer::onPacketReceived(const NetworkConnectionPtr & connection, cons
// proxy connection - no processing, only redirect // proxy connection - no processing, only redirect
if(activeProxies.count(connection)) if(activeProxies.count(connection))
{ {
auto lockedPtr = activeProxies.at(connection).lock(); auto lockedPtr = activeProxies.at(connection);
if(lockedPtr) if(lockedPtr)
return lockedPtr->sendPacket(message); return lockedPtr->sendPacket(message);
@@ -296,9 +305,7 @@ void LobbyServer::onPacketReceived(const NetworkConnectionPtr & connection, cons
if(messageType == "serverProxyLogin") if(messageType == "serverProxyLogin")
return receiveServerProxyLogin(connection, json); return receiveServerProxyLogin(connection, json);
// TODO: add logging of suspicious connections. connection->close();
networkServer->closeConnection(connection);
logGlobal->info("(unauthorised): Unknown message type %s", messageType); logGlobal->info("(unauthorised): Unknown message type %s", messageType);
} }
@@ -348,13 +355,11 @@ void LobbyServer::receiveClientLogin(const NetworkConnectionPtr & connection, co
if(!database->isAccountIDExists(accountID)) if(!database->isAccountIDExists(accountID))
return sendOperationFailed(connection, "Account not found"); return sendOperationFailed(connection, "Account not found");
auto clientCookieStatus = database->getAccountCookieStatus(accountID, accountCookie, accountCookieLifetime); auto clientCookieStatus = database->getAccountCookieStatus(accountID, accountCookie);
if(clientCookieStatus == LobbyCookieStatus::INVALID) if(clientCookieStatus == LobbyCookieStatus::INVALID)
return sendOperationFailed(connection, "Authentification failure"); return sendOperationFailed(connection, "Authentification failure");
// prolong existing cookie
database->updateAccessCookie(accountID, accountCookie);
database->updateAccountLoginTime(accountID); database->updateAccountLoginTime(accountID);
database->setAccountOnline(accountID, true); database->setAccountOnline(accountID, true);
@@ -365,8 +370,8 @@ void LobbyServer::receiveClientLogin(const NetworkConnectionPtr & connection, co
sendLoginSuccess(connection, accountCookie, displayName); sendLoginSuccess(connection, accountCookie, displayName);
sendChatHistory(connection, database->getRecentMessageHistory()); sendChatHistory(connection, database->getRecentMessageHistory());
// send active accounts list to new account // send active game rooms list to new account
// and update acount list to everybody else // and update acount list to everybody else including new account
broadcastActiveAccounts(); broadcastActiveAccounts();
sendMessage(connection, prepareActiveGameRooms()); sendMessage(connection, prepareActiveGameRooms());
} }
@@ -378,7 +383,7 @@ void LobbyServer::receiveServerLogin(const NetworkConnectionPtr & connection, co
std::string accountCookie = json["accountCookie"].String(); std::string accountCookie = json["accountCookie"].String();
std::string version = json["version"].String(); std::string version = json["version"].String();
auto clientCookieStatus = database->getAccountCookieStatus(accountID, accountCookie, accountCookieLifetime); auto clientCookieStatus = database->getAccountCookieStatus(accountID, accountCookie);
if(clientCookieStatus == LobbyCookieStatus::INVALID) if(clientCookieStatus == LobbyCookieStatus::INVALID)
{ {
@@ -399,7 +404,7 @@ void LobbyServer::receiveClientProxyLogin(const NetworkConnectionPtr & connectio
std::string accountID = json["accountID"].String(); std::string accountID = json["accountID"].String();
std::string accountCookie = json["accountCookie"].String(); std::string accountCookie = json["accountCookie"].String();
auto clientCookieStatus = database->getAccountCookieStatus(accountID, accountCookie, accountCookieLifetime); auto clientCookieStatus = database->getAccountCookieStatus(accountID, accountCookie);
if(clientCookieStatus != LobbyCookieStatus::INVALID) if(clientCookieStatus != LobbyCookieStatus::INVALID)
{ {
@@ -424,7 +429,7 @@ void LobbyServer::receiveClientProxyLogin(const NetworkConnectionPtr & connectio
} }
sendOperationFailed(connection, "Invalid credentials"); sendOperationFailed(connection, "Invalid credentials");
networkServer->closeConnection(connection); connection->close();
} }
void LobbyServer::receiveServerProxyLogin(const NetworkConnectionPtr & connection, const JsonNode & json) void LobbyServer::receiveServerProxyLogin(const NetworkConnectionPtr & connection, const JsonNode & json)
@@ -456,7 +461,7 @@ void LobbyServer::receiveServerProxyLogin(const NetworkConnectionPtr & connectio
return; return;
} }
//networkServer->closeConnection(connection); //connection->close();
} }
void LobbyServer::receiveOpenGameRoom(const NetworkConnectionPtr & connection, const JsonNode & json) void LobbyServer::receiveOpenGameRoom(const NetworkConnectionPtr & connection, const JsonNode & json)
@@ -480,9 +485,6 @@ void LobbyServer::receiveOpenGameRoom(const NetworkConnectionPtr & connection, c
if(roomType == "private") if(roomType == "private")
database->setGameRoomStatus(gameRoomID, LobbyRoomState::PRIVATE); database->setGameRoomStatus(gameRoomID, LobbyRoomState::PRIVATE);
// TODO: additional flags / initial settings, e.g. allowCheats
// TODO: connection mode: direct or proxy. For now direct is assumed. Proxy might be needed later, for hosted servers
database->insertPlayerIntoGameRoom(accountID, gameRoomID); database->insertPlayerIntoGameRoom(accountID, gameRoomID);
broadcastActiveGameRooms(); broadcastActiveGameRooms();
sendJoinRoomSuccess(connection, gameRoomID, false); sendJoinRoomSuccess(connection, gameRoomID, false);

2
lobby/LobbyServer.h
View File

@@ -29,7 +29,7 @@ class LobbyServer final : public INetworkServerListener
}; };
/// list of connected proxies. All messages received from (key) will be redirected to (value) connection /// list of connected proxies. All messages received from (key) will be redirected to (value) connection
std::map<NetworkConnectionPtr, NetworkConnectionWeakPtr> activeProxies; std::map<NetworkConnectionPtr, NetworkConnectionPtr> activeProxies;
/// list of half-established proxies from server that are still waiting for client to connect /// list of half-established proxies from server that are still waiting for client to connect
std::vector<AwaitingProxyState> awaitingProxies; std::vector<AwaitingProxyState> awaitingProxies;

4
server/CVCMIServer.cpp
View File

@@ -160,7 +160,7 @@ void CVCMIServer::onNewConnection(const std::shared_ptr<INetworkConnection> & co
} }
else else
{ {
networkServer->closeConnection(connection); connection->close();
} }
} }
@@ -445,7 +445,7 @@ void CVCMIServer::clientConnected(std::shared_ptr<CConnection> c, std::vector<st
void CVCMIServer::clientDisconnected(std::shared_ptr<CConnection> c) void CVCMIServer::clientDisconnected(std::shared_ptr<CConnection> c)
{ {
networkServer->closeConnection(c->getConnection()); c->getConnection()->close();
vstd::erase(activeConnections, c); vstd::erase(activeConnections, c);
if(activeConnections.empty() || hostClientId == c->connectionID) if(activeConnections.empty() || hostClientId == c->connectionID)

12
server/GlobalLobbyProcessor.cpp
View File

@@ -29,7 +29,15 @@ void GlobalLobbyProcessor::establishNewConnection()
void GlobalLobbyProcessor::onDisconnected(const std::shared_ptr<INetworkConnection> & connection, const std::string & errorMessage) void GlobalLobbyProcessor::onDisconnected(const std::shared_ptr<INetworkConnection> & connection, const std::string & errorMessage)
{ {
throw std::runtime_error("Lost connection to a lobby server!"); if (connection == controlConnection)
{
throw std::runtime_error("Lost connection to a lobby server!");
}
else
{
// player disconnected
owner.onDisconnected(connection, errorMessage);
}
} }
void GlobalLobbyProcessor::onPacketReceived(const std::shared_ptr<INetworkConnection> & connection, const std::vector<std::byte> & message) void GlobalLobbyProcessor::onPacketReceived(const std::shared_ptr<INetworkConnection> & connection, const std::vector<std::byte> & message)
@@ -47,7 +55,7 @@ void GlobalLobbyProcessor::onPacketReceived(const std::shared_ptr<INetworkConnec
if(json["type"].String() == "accountJoinsRoom") if(json["type"].String() == "accountJoinsRoom")
return receiveAccountJoinsRoom(json); return receiveAccountJoinsRoom(json);
throw std::runtime_error("Received unexpected message from lobby server: " + json["type"].String()); logGlobal->error("Received unexpected message from lobby server of type '%s' ", json["type"].String());
} }
else else
{ {