import Channel from "./objects/Channel"; import { ConsoleHelper } from "../ConsoleHelper"; import Constants from "../Constants"; import LoginProcess from "./LoginProcess"; import { IncomingMessage, ServerResponse } from "http"; import { Packets } from "./enums/Packets"; import { RedisClientType, createClient } from "redis"; import MessageData from "./interfaces/MessageData"; import PrivateMessage from "./packets/PrivateMessage"; import Shared from "./objects/Shared"; import SpectatorManager from "./SpectatorManager"; import osu from "../osuTyping"; const shared:Shared = new Shared(); shared.database.query("UPDATE mp_matches SET close_time = UNIX_TIMESTAMP() WHERE close_time IS NULL"); shared.database.query("UPDATE osu_info SET value = 0 WHERE name = 'online_now'"); // Server Setup const spectatorManager:SpectatorManager = new SpectatorManager(shared); let redisClient:RedisClientType; async function subscribeToChannel(channelName:string, callback:(message:string) => void) { // Dup and connect new client for channel subscription (required) const subscriptionClient:RedisClientType = redisClient.duplicate(); await subscriptionClient.connect(); // Subscribe to channel await subscriptionClient.subscribe(channelName, callback); ConsoleHelper.printRedis(`Subscribed to ${channelName} channel`); } if (shared.config.redis.enabled) { (async () => { redisClient = createClient({ url: `redis://${shared.config.redis.password.replaceAll(" ", "") == "" ? "" : `${shared.config.redis.password}@`}${shared.config.redis.address}:${shared.config.redis.port}/${shared.config.redis.database}` }); redisClient.on('error', e => ConsoleHelper.printRedis(e)); const connectionStartTime = Date.now(); await redisClient.connect(); ConsoleHelper.printRedis(`Connected to redis server. Took ${Date.now() - connectionStartTime}ms`); // Score submit update channel subscribeToChannel("binato:update_user_stats", (message) => { const user = shared.users.getById(parseInt(message)); if (user != null) { // Update user info user.updateUserInfo(true); ConsoleHelper.printRedis(`Score submission stats update request received for ${user.username}`); } }); })(); } else ConsoleHelper.printWarn("Redis is disabled!"); // Import packets import ChangeAction from "./packets/ChangeAction"; import Logout from "./packets/Logout"; import UserPresence from "./packets/UserPresence"; import UserStatsRequest from "./packets/UserStatsRequest"; import UserPresenceBundle from "./packets/UserPresenceBundle"; import TourneyMatchSpecialInfo from "./packets/TourneyMatchSpecialInfo"; import TourneyMatchJoinChannel from "./packets/TourneyJoinMatchChannel"; import TourneyMatchLeaveChannel from "./packets/TourneyMatchLeaveChannel"; import AddFriend from "./packets/AddFriend"; import RemoveFriend from "./packets/RemoveFriend"; import PrivateChannel from "./objects/PrivateChannel"; // User timeout interval setInterval(() => { for (let User of shared.users.getIterableItems()) { if (User.uuid == "bot") continue; // Ignore the bot // Logout this user, they're clearly gone. if (Date.now() >= User.timeoutTime) { Logout(User); } } }, 10000); const EMPTY_BUFFER = Buffer.alloc(0); export default async function HandleRequest(req:IncomingMessage, res:ServerResponse, packet:Buffer) { // Get the client's token string and request data const requestTokenString = typeof(req.headers["osu-token"]) === "string" ? req.headers["osu-token"] : undefined; // Check if the user is logged in if (requestTokenString === undefined) { // Client doesn't have a token yet, let's auth them! await LoginProcess(req, res, packet, shared); shared.database.query("UPDATE osu_info SET value = ? WHERE name = 'online_now'", [shared.users.getLength() - 1]); } else { let responseData = EMPTY_BUFFER; // Client has a token, let's see what they want. try { // Get the current user const PacketUser = shared.users.getByToken(requestTokenString); // Make sure the client's token isn't invalid if (PacketUser != null) { // Update the session timeout time PacketUser.timeoutTime = Date.now() + 60000; // Create a new osu! packet reader const osuPacketReader = osu.Client.Reader(packet); // Parse current bancho packet const PacketData = osuPacketReader.Parse(); // Go through each packet sent by the client for (let CurrentPacket of PacketData) { switch (CurrentPacket.id) { case Packets.Client_ChangeAction: ChangeAction(PacketUser, CurrentPacket.data); break; case Packets.Client_SendPublicMessage: const message:MessageData = CurrentPacket.data; let channel = shared.chatManager.GetChannelByName(message.target); if (channel instanceof Channel) { channel.SendMessage(PacketUser, CurrentPacket.data.message); } break; case Packets.Client_Logout: await Logout(PacketUser); break; case Packets.Client_RequestStatusUpdate: UserPresenceBundle(PacketUser); break; case Packets.Client_StartSpectating: spectatorManager.startSpectating(PacketUser, CurrentPacket.data); break; case Packets.Client_SpectateFrames: spectatorManager.spectatorFrames(PacketUser, CurrentPacket.data); break; case Packets.Client_StopSpectating: spectatorManager.stopSpectating(PacketUser); break; case Packets.Client_SendPrivateMessage: PrivateMessage(PacketUser, CurrentPacket.data); break; case Packets.Client_JoinLobby: shared.multiplayerManager.JoinLobby(PacketUser); break; case Packets.Client_PartLobby: shared.multiplayerManager.LeaveLobby(PacketUser); break; case Packets.Client_CreateMatch: await shared.multiplayerManager.CreateMatch(PacketUser, CurrentPacket.data); break; case Packets.Client_JoinMatch: shared.multiplayerManager.JoinMatch(PacketUser, CurrentPacket.data); break; case Packets.Client_MatchChangeSlot: PacketUser.match?.moveToSlot(PacketUser, CurrentPacket.data); break; case Packets.Client_MatchReady: PacketUser.match?.setStateReady(PacketUser); break; case Packets.Client_MatchChangeSettings: await PacketUser.match?.updateMatch(PacketUser, CurrentPacket.data); break; case Packets.Client_MatchNotReady: PacketUser.match?.setStateNotReady(PacketUser); break; case Packets.Client_PartMatch: await PacketUser.match?.leaveMatch(PacketUser); break; case Packets.Client_MatchLock: PacketUser.match?.lockOrKick(PacketUser, CurrentPacket.data); break; case Packets.Client_MatchNoBeatmap: PacketUser.match?.missingBeatmap(PacketUser); break; case Packets.Client_MatchSkipRequest: PacketUser.match?.matchSkip(PacketUser); break; case Packets.Client_MatchHasBeatmap: PacketUser.match?.notMissingBeatmap(PacketUser); break; case Packets.Client_MatchTransferHost: PacketUser.match?.transferHost(PacketUser, CurrentPacket.data); break; case Packets.Client_MatchChangeMods: PacketUser.match?.updateMods(PacketUser, CurrentPacket.data); break; case Packets.Client_MatchStart: PacketUser.match?.startMatch(); break; case Packets.Client_MatchLoadComplete: PacketUser.match?.matchPlayerLoaded(PacketUser); break; case Packets.Client_MatchComplete: await PacketUser.match?.onPlayerFinishMatch(PacketUser); break; case Packets.Client_MatchScoreUpdate: PacketUser.match?.updatePlayerScore(PacketUser, CurrentPacket.data); break; case Packets.Client_MatchFailed: PacketUser.match?.matchFailed(PacketUser); break; case Packets.Client_MatchChangeTeam: PacketUser.match?.changeTeam(PacketUser); break; case Packets.Client_ChannelJoin: //ChannelJoin(PacketUser, CurrentPacket.data); break; case Packets.Client_ChannelPart: //ChannelPart(PacketUser, CurrentPacket.data); break; case Packets.Client_SetAwayMessage: //SetAwayMessage(PacketUser, CurrentPacket.data); break; case Packets.Client_FriendAdd: AddFriend(PacketUser, CurrentPacket.data); break; case Packets.Client_FriendRemove: RemoveFriend(PacketUser, CurrentPacket.data); break; case Packets.Client_UserStatsRequest: UserStatsRequest(PacketUser, CurrentPacket.data); break; case Packets.Client_SpecialMatchInfoRequest: TourneyMatchSpecialInfo(PacketUser, CurrentPacket.data); break; case Packets.Client_SpecialJoinMatchChannel: TourneyMatchJoinChannel(PacketUser, CurrentPacket.data); break; case Packets.Client_SpecialLeaveMatchChannel: TourneyMatchLeaveChannel(PacketUser, CurrentPacket.data); break; case Packets.Client_Invite: //MultiplayerInvite(PacketUser, CurrentPacket.data); break; case Packets.Client_UserPresenceRequest: UserPresence(PacketUser, PacketUser.id); break; // Ignored packets case Packets.Client_Pong: case Packets.Client_BeatmapInfoRequest: case Packets.Client_ReceiveUpdates: break; default: // Print out unimplemented packet console.dir(CurrentPacket); break; } } responseData = PacketUser.queue; PacketUser.clearQueue(); } else { // User's token is invlid, force a reconnect ConsoleHelper.printBancho(`Forced client re-connect (Token is invalid)`); const osuPacketWriter = osu.Bancho.Writer(); osuPacketWriter.Announce("Reconnecting..."); osuPacketWriter.Restart(0); responseData = osuPacketWriter.toBuffer; } } catch (e) { if (Constants.DEBUG) { throw e; } ConsoleHelper.printError(`${e}`); } finally { res.writeHead(200, { "Connection": "keep-alive", "Keep-Alive": "timeout=5, max=100", }); // Send the prepared packet(s) to the client res.end(responseData); } } }