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Merge pull request #8692 from ZehMatt/gameaction-things 

Handle unregistered game actions with error logging.
This commit is contained in:
ζeh Matt 2019-02-07 23:39:11 +01:00 committed by GitHub
parent f5e24bd973 1553cf8c58
commit 436f15f22e
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 20 additions and 14 deletions
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2
src/openrct2/actions/GameAction.cpp
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@ -90,7 +90,9 @@ namespace GameActions
result = factory();
}
}
#ifdef _DEBUG
Guard::ArgumentNotNull(result, "Attempting to create unregistered gameaction: %u", id);
#endif
return std::unique_ptr<GameAction>(result);
}

32
src/openrct2/network/Network.cpp
View File

@ -2697,8 +2697,8 @@ void Network::Client_Handle_GAMECMD([[maybe_unused]] NetworkConnection& connecti
void Network::Client_Handle_GAME_ACTION([[maybe_unused]] NetworkConnection& connection, NetworkPacket& packet)
{
uint32_t tick;
uint32_t type;
packet >> tick >> type;
uint32_t actionType;
packet >> tick >> actionType;
MemoryStream stream;
size_t size = packet.Size - packet.BytesRead;
@ -2707,10 +2707,11 @@ void Network::Client_Handle_GAME_ACTION([[maybe_unused]] NetworkConnection& conn
DataSerialiser ds(false, stream);
GameAction::Ptr action = GameActions::Create(type);
if (!action)
GameAction::Ptr action = GameActions::Create(actionType);
if (action == nullptr)
{
// TODO: Handle error.
log_error("Received unregistered game action type: 0x%08X", actionType);
return;
}
action->Serialise(ds);
@ -2733,20 +2734,20 @@ void Network::Client_Handle_GAME_ACTION([[maybe_unused]] NetworkConnection& conn
void Network::Server_Handle_GAME_ACTION(NetworkConnection& connection, NetworkPacket& packet)
{
uint32_t tick;
uint32_t type;
uint32_t actionType;
if (!connection.Player)
{
return;
}
packet >> tick >> type;
packet >> tick >> actionType;
// tick count is different by time last_action_time is set, keep same value
// Check if player's group permission allows command to run
uint32_t ticks = platform_get_ticks();
NetworkGroup* group = GetGroupByID(connection.Player->Group);
if (!group || !group->CanPerformCommand(type))
if (!group || !group->CanPerformCommand(actionType))
{
Server_Send_SHOWERROR(connection, STR_CANT_DO_THIS, STR_PERMISSION_DENIED);
return;
@ -2755,7 +2756,7 @@ void Network::Server_Handle_GAME_ACTION(NetworkConnection& connection, NetworkPa
// In case someone modifies the code / memory to enable cluster build,
// require a small delay in between placing scenery to provide some security, as
// cluster mode is a for loop that runs the place_scenery code multiple times.
if (type == GAME_COMMAND_PLACE_SCENERY)
if (actionType == GAME_COMMAND_PLACE_SCENERY)
{
if (ticks - connection.Player->LastPlaceSceneryTime < ACTION_COOLDOWN_TIME_PLACE_SCENERY &&
// Incase platform_get_ticks() wraps after ~49 days, ignore larger logged times.
@ -2770,7 +2771,7 @@ void Network::Server_Handle_GAME_ACTION(NetworkConnection& connection, NetworkPa
}
// This is to prevent abuse of demolishing rides. Anyone that is not the server
// host will have to wait a small amount of time in between deleting rides.
else if (type == GAME_COMMAND_DEMOLISH_RIDE)
else if (actionType == GAME_COMMAND_DEMOLISH_RIDE)
{
if (ticks - connection.Player->LastDemolishRideTime < ACTION_COOLDOWN_TIME_DEMOLISH_RIDE &&
// Incase platform_get_ticks()() wraps after ~49 days, ignore larger logged times.
@ -2781,16 +2782,19 @@ void Network::Server_Handle_GAME_ACTION(NetworkConnection& connection, NetworkPa
}
}
// Don't let clients send pause or quit
else if (type == GAME_COMMAND_TOGGLE_PAUSE || type == GAME_COMMAND_LOAD_OR_QUIT)
else if (actionType == GAME_COMMAND_TOGGLE_PAUSE || actionType == GAME_COMMAND_LOAD_OR_QUIT)
{
return;
}
// Run game command, and if it is successful send to clients
GameAction::Ptr ga = GameActions::Create(type);
if (!ga)
GameAction::Ptr ga = GameActions::Create(actionType);
if (ga == nullptr)
{
// TODO: Handle error.
log_error(
"Received unregistered game action type: 0x%08X from player: (%d) %s", actionType, connection.Player->Id,
connection.Player->Name.c_str());
return;
}
DataSerialiser stream(false);