638 lines
22 KiB
TypeScript
638 lines
22 KiB
TypeScript
/*
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* https://github.com/morethanwords/tweb
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* Copyright (C) 2019-2021 Eduard Kuzmenko
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* https://github.com/morethanwords/tweb/blob/master/LICENSE
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*
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* Originally from:
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* https://github.com/zhukov/webogram
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* Copyright (C) 2014 Igor Zhukov <igor.beatle@gmail.com>
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* https://github.com/zhukov/webogram/blob/master/LICENSE
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*/
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import type { UserAuth } from './mtproto_config';
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import sessionStorage from '../sessionStorage';
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import MTPNetworker, { MTMessage } from './networker';
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import networkerFactory from './networkerFactory';
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//import { telegramMeWebService } from './mtproto';
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import authorizer from './authorizer';
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import dcConfigurator, { ConnectionType, DcConfigurator, TransportType } from './dcConfigurator';
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import { logger } from '../logger';
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import type { DcAuthKey, DcId, DcServerSalt, InvokeApiOptions } from '../../types';
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import type { MethodDeclMap } from '../../layer';
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import { CancellablePromise, deferredPromise } from '../../helpers/cancellablePromise';
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//import { clamp } from '../../helpers/number';
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import { IS_SAFARI } from '../../environment/userAgent';
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import App from '../../config/app';
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import { MOUNT_CLASS_TO } from '../../config/debug';
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import IDBStorage from '../idb';
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import CryptoWorker from "../crypto/cryptoworker";
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import ctx from '../../environment/ctx';
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import noop from '../../helpers/noop';
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import Modes from '../../config/modes';
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import bytesFromHex from '../../helpers/bytes/bytesFromHex';
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import bytesToHex from '../../helpers/bytes/bytesToHex';
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import isObject from '../../helpers/object/isObject';
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/// #if !MTPROTO_WORKER
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import rootScope from '../rootScope';
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/// #endif
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/// #if MTPROTO_AUTO
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import transportController from './transports/controller';
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/// #endif
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/* var networker = apiManager.cachedNetworkers.websocket.upload[2];
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networker.wrapMtpMessage({
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_: 'msgs_state_req',
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msg_ids: ["6888292542796810828"]
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}, {
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notContentRelated: true
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}).then(res => {
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console.log('status', res);
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}); */
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//console.error('apiManager included!');
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// TODO: если запрос словил флуд, нужно сохранять его параметры и возвращать тот же промис на новый такой же запрос, например - загрузка истории
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export type ApiError = Partial<{
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code: number,
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type: string,
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description: string,
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originalError: any,
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stack: string,
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handled: boolean,
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input: string,
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message: ApiError
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}>;
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/* class RotatableArray<T> {
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public array: Array<T> = [];
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private lastIndex = -1;
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public get() {
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this.lastIndex = clamp(this.lastIndex + 1, 0, this.array.length - 1);
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return this.array[this.lastIndex];
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}
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} */
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export class ApiManager {
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private cachedNetworkers: {
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[transportType in TransportType]: {
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[connectionType in ConnectionType]: {
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[dcId: DcId]: MTPNetworker[]
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}
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}
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};
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private cachedExportPromise: {[x: number]: Promise<unknown>};
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private gettingNetworkers: {[dcIdAndType: string]: Promise<MTPNetworker>};
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private baseDcId: DcId;
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//public telegramMeNotified = false;
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private log: ReturnType<typeof logger>;
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private afterMessageTempIds: {
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[tempId: string]: {
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messageId: string,
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promise: Promise<any>
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}
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};
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private transportType: TransportType;
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constructor() {
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this.log = logger('API');
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this.cachedNetworkers = {} as any;
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this.cachedExportPromise = {};
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this.gettingNetworkers = {};
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this.baseDcId = 0;
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this.afterMessageTempIds = {};
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this.transportType = Modes.transport;
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/// #if MTPROTO_AUTO
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transportController.addEventListener('transport', (transportType) => {
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this.changeTransportType(transportType);
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});
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/// #endif
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}
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//private lol = false;
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// constructor() {
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//MtpSingleInstanceService.start();
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/* AppStorage.get<number>('dc').then((dcId) => {
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if(dcId) {
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this.baseDcId = dcId;
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}
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}); */
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// }
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/* public telegramMeNotify(newValue: boolean) {
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if(this.telegramMeNotified !== newValue) {
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this.telegramMeNotified = newValue;
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//telegramMeWebService.setAuthorized(this.telegramMeNotified);
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}
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} */
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private getTransportType(connectionType: ConnectionType) {
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/// #if MTPROTO_HTTP_UPLOAD
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// @ts-ignore
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const transportType: TransportType = connectionType === 'upload' && IS_SAFARI ? 'https' : 'websocket';
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//const transportType: TransportType = connectionType !== 'client' ? 'https' : 'websocket';
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/// #else
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// @ts-ignore
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const transportType: TransportType = this.transportType;
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/// #endif
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return transportType;
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}
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private iterateNetworkers(callback: (o: {networker: MTPNetworker, dcId: DcId, connectionType: ConnectionType, transportType: TransportType, index: number, array: MTPNetworker[]}) => void) {
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for(const transportType in this.cachedNetworkers) {
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const connections = this.cachedNetworkers[transportType as TransportType];
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for(const connectionType in connections) {
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const dcs = connections[connectionType as ConnectionType];
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for(const dcId in dcs) {
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const networkers = dcs[dcId as any as DcId];
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networkers.forEach((networker, idx, arr) => {
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callback({
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networker,
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dcId: +dcId as DcId,
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connectionType: connectionType as ConnectionType,
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transportType: transportType as TransportType,
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index: idx,
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array: arr
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});
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});
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}
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}
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}
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}
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private chooseServer(dcId: DcId, connectionType: ConnectionType, transportType: TransportType) {
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return dcConfigurator.chooseServer(dcId, connectionType, transportType, connectionType === 'client');
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}
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public changeTransportType(transportType: TransportType) {
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const oldTransportType = this.transportType;
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if(oldTransportType === transportType) {
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return;
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}
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this.log('changing transport from', oldTransportType, 'to', transportType);
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const oldObject = this.cachedNetworkers[oldTransportType];
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const newObject = this.cachedNetworkers[transportType];
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this.cachedNetworkers[transportType] = oldObject;
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this.cachedNetworkers[oldTransportType] = newObject;
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this.transportType = transportType;
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for(const oldGetKey in this.gettingNetworkers) {
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const promise = this.gettingNetworkers[oldGetKey];
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delete this.gettingNetworkers[oldGetKey];
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const newGetKey = oldGetKey.replace(oldTransportType, transportType);
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this.gettingNetworkers[newGetKey] = promise;
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this.log('changed networker getKey from', oldGetKey, 'to', newGetKey)
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}
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this.iterateNetworkers((info) => {
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const transportType = this.getTransportType(info.connectionType);
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const transport = this.chooseServer(info.dcId, info.connectionType, transportType);
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info.networker.changeTransport(transport);
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});
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}
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public async getBaseDcId() {
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if(this.baseDcId) {
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return this.baseDcId;
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}
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const baseDcId = await sessionStorage.get('dc');
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if(!this.baseDcId) {
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if(!baseDcId) {
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this.setBaseDcId(App.baseDcId);
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} else {
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this.baseDcId = baseDcId;
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}
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}
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return this.baseDcId;
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}
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public async setUserAuth(userAuth: UserAuth) {
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if(!userAuth.dcID) {
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const baseDcId = await this.getBaseDcId();
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userAuth.dcID = baseDcId;
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}
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sessionStorage.set({
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user_auth: userAuth
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});
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//this.telegramMeNotify(true);
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/// #if !MTPROTO_WORKER
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rootScope.dispatchEvent('user_auth', userAuth);
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/// #endif
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}
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public setBaseDcId(dcId: DcId) {
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const wasDcId = this.baseDcId;
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if(wasDcId) { // if migrated set ondrain
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this.getNetworker(wasDcId).then(networker => {
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this.setOnDrainIfNeeded(networker);
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});
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}
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this.baseDcId = dcId;
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sessionStorage.set({
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dc: this.baseDcId
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});
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}
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public async logOut() {
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const storageKeys: Array<DcAuthKey> = [];
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const prefix = 'dc';
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for(let dcId = 1; dcId <= 5; dcId++) {
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storageKeys.push(prefix + dcId + '_auth_key' as any);
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}
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// WebPushApiManager.forceUnsubscribe(); // WARNING // moved to worker's master
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const storageResult = await Promise.all(storageKeys.map(key => sessionStorage.get(key)));
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const logoutPromises: Promise<any>[] = [];
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for(let i = 0; i < storageResult.length; i++) {
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if(storageResult[i]) {
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logoutPromises.push(this.invokeApi('auth.logOut', {}, {dcId: (i + 1) as DcId, ignoreErrors: true}));
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}
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}
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const clear = () => {
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//console.error('apiManager: logOut clear');
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this.baseDcId = undefined;
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//this.telegramMeNotify(false);
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IDBStorage.closeDatabases();
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self.postMessage({type: 'clear'});
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};
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setTimeout(clear, 1e3);
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//return;
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return Promise.all(logoutPromises).catch((error) => {
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error.handled = true;
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}).finally(clear)/* .then(() => {
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location.pathname = '/';
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}) */;
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}
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private generateNetworkerGetKey(dcId: DcId, transportType: TransportType, connectionType: ConnectionType) {
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return [dcId, transportType, connectionType].join('-');
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}
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public getNetworker(dcId: DcId, options: InvokeApiOptions = {}): Promise<MTPNetworker> {
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const connectionType: ConnectionType = options.fileDownload ? 'download' : (options.fileUpload ? 'upload' : 'client');
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//const connectionType: ConnectionType = 'client';
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const transportType = this.getTransportType(connectionType);
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if(!this.cachedNetworkers[transportType]) {
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this.cachedNetworkers[transportType] = {
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client: {},
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download: {},
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upload: {}
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};
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}
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const cache = this.cachedNetworkers[transportType][connectionType];
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if(!(dcId in cache)) {
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cache[dcId] = [];
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}
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const networkers = cache[dcId];
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// @ts-ignore
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const maxNetworkers = connectionType === 'client' || transportType === 'https' ? 1 : (connectionType === 'download' ? 3 : 3);
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if(networkers.length >= maxNetworkers) {
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let i = networkers.length - 1, found = false;
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for(; i >= 0; --i) {
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if(networkers[i].isOnline) {
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found = true;
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break;
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}
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}
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const networker = found ? networkers.splice(i, 1)[0] : networkers.pop();
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networkers.unshift(networker);
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return Promise.resolve(networker);
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}
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let getKey = this.generateNetworkerGetKey(dcId, transportType, connectionType);
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if(this.gettingNetworkers[getKey]) {
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return this.gettingNetworkers[getKey];
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}
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const ak: DcAuthKey = `dc${dcId}_auth_key` as any;
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const ss: DcServerSalt = `dc${dcId}_server_salt` as any;
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let transport = this.chooseServer(dcId, connectionType, transportType);
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return this.gettingNetworkers[getKey] = Promise.all([ak, ss].map(key => sessionStorage.get(key)))
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.then(async([authKeyHex, serverSaltHex]) => {
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let networker: MTPNetworker, error: any;
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if(authKeyHex && authKeyHex.length === 512) {
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if(!serverSaltHex || serverSaltHex.length !== 16) {
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serverSaltHex = 'AAAAAAAAAAAAAAAA';
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}
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const authKey = bytesFromHex(authKeyHex);
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const authKeyId = (await CryptoWorker.invokeCrypto('sha1', authKey)).slice(-8);
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const serverSalt = bytesFromHex(serverSaltHex);
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networker = networkerFactory.getNetworker(dcId, authKey, authKeyId, serverSalt, options);
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} else {
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try { // if no saved state
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const auth = await authorizer.auth(dcId);
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sessionStorage.set({
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[ak]: bytesToHex(auth.authKey),
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[ss]: bytesToHex(auth.serverSalt)
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});
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networker = networkerFactory.getNetworker(dcId, auth.authKey, auth.authKeyId, auth.serverSalt, options);
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} catch(_error) {
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error = _error;
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}
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}
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// ! cannot get it before this promise because simultaneous changeTransport will change nothing
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const newTransportType = this.getTransportType(connectionType);
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if(newTransportType !== transportType) {
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getKey = this.generateNetworkerGetKey(dcId, newTransportType, connectionType);
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transport.destroy();
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DcConfigurator.removeTransport(dcConfigurator.chosenServers, transport);
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if(networker) {
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transport = this.chooseServer(dcId, connectionType, newTransportType);
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}
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this.log('transport has been changed during authorization from', transportType, 'to', newTransportType);
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}
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/* networker.onConnectionStatusChange = (online) => {
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console.log('status:', online);
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}; */
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delete this.gettingNetworkers[getKey];
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if(error) {
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this.log('get networker error', error, (error as Error).stack);
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throw error;
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}
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networker.changeTransport(transport);
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networkers.unshift(networker);
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this.setOnDrainIfNeeded(networker);
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return networker;
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});
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}
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public setOnDrainIfNeeded(networker: MTPNetworker) {
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if(networker.onDrain) {
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return;
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}
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const checkPromise: Promise<boolean> = networker.isFileNetworker ?
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Promise.resolve(true) :
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this.getBaseDcId().then(baseDcId => networker.dcId !== baseDcId);
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checkPromise.then(canRelease => {
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if(networker.onDrain) {
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return;
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}
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if(canRelease) {
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networker.onDrain = () => {
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this.log('networker drain', networker.dcId);
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networker.onDrain = undefined;
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networker.destroy();
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networkerFactory.removeNetworker(networker);
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DcConfigurator.removeTransport(this.cachedNetworkers, networker);
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};
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networker.setDrainTimeout();
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}
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});
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}
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public invokeApi<T extends keyof MethodDeclMap>(method: T, params: MethodDeclMap[T]['req'] = {}, options: InvokeApiOptions = {}): CancellablePromise<MethodDeclMap[T]["res"]> {
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///////this.log('Invoke api', method, params, options);
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/* if(!this.lol) {
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networkerFactory.updatesProcessor({_: 'new_session_created'}, true);
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this.lol = true;
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} */
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const deferred = deferredPromise<MethodDeclMap[T]['res']>();
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let {afterMessageId, prepareTempMessageId} = options;
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if(prepareTempMessageId) {
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deferred.then(() => {
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delete this.afterMessageTempIds[prepareTempMessageId];
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});
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}
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if(MOUNT_CLASS_TO) {
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const startTime = Date.now();
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const interval = ctx.setInterval(() => {
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if(!cachedNetworker || !cachedNetworker.isStopped()) {
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this.log.error('Request is still processing:', method, params, options, 'time:', (Date.now() - startTime) / 1000);
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}
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//this.cachedUploadNetworkers[2].requestMessageStatus();
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}, 5e3);
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deferred.catch(noop).finally(() => {
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clearInterval(interval);
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});
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}
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const rejectPromise = (error: ApiError) => {
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if(!error) {
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error = {type: 'ERROR_EMPTY'};
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} else if(!isObject(error)) {
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error = {message: error};
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}
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deferred.reject(error);
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if((error.code === 401 && error.type === 'SESSION_REVOKED') ||
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(error.code === 406 && error.type === 'AUTH_KEY_DUPLICATED')) {
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this.logOut();
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}
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if(options.ignoreErrors) {
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return;
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}
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if(error.code === 406) {
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error.handled = true;
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}
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if(!options.noErrorBox) {
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error.input = method;
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error.stack = stack || (error.originalError && error.originalError.stack) || error.stack || (new Error()).stack;
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setTimeout(() => {
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if(!error.handled) {
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if(error.code === 401) {
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this.logOut();
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} else {
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// ErrorService.show({error: error}); // WARNING
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}
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error.handled = true;
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}
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}, 100);
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}
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};
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let dcId: DcId;
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let cachedNetworker: MTPNetworker;
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let stack = (new Error()).stack || 'empty stack';
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const performRequest = (networker: MTPNetworker) => {
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if(afterMessageId) {
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const after = this.afterMessageTempIds[afterMessageId];
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if(after) {
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options.afterMessageId = after.messageId;
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}
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}
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const promise = (cachedNetworker = networker).wrapApiCall(method, params, options);
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if(prepareTempMessageId) {
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this.afterMessageTempIds[prepareTempMessageId] = {
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messageId: (options as MTMessage).messageId,
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promise: deferred
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};
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}
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return promise.then(deferred.resolve, (error: ApiError) => {
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//if(!options.ignoreErrors) {
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if(error.type !== 'FILE_REFERENCE_EXPIRED'/* && error.type !== 'MSG_WAIT_FAILED' */) {
|
||
this.log.error('Error', error.code, error.type, this.baseDcId, dcId, method, params);
|
||
}
|
||
|
||
if(error.code === 401 && this.baseDcId === dcId) {
|
||
if(error.type !== 'SESSION_PASSWORD_NEEDED') {
|
||
sessionStorage.delete('dc')
|
||
sessionStorage.delete('user_auth'); // ! возможно тут вообще не нужно это делать, но нужно проверить случай с USER_DEACTIVATED (https://core.telegram.org/api/errors)
|
||
//this.telegramMeNotify(false);
|
||
}
|
||
|
||
rejectPromise(error);
|
||
} else if(error.code === 401 && this.baseDcId && dcId !== this.baseDcId) {
|
||
if(this.cachedExportPromise[dcId] === undefined) {
|
||
const promise = new Promise((exportResolve, exportReject) => {
|
||
this.invokeApi('auth.exportAuthorization', {dc_id: dcId}, {noErrorBox: true}).then((exportedAuth) => {
|
||
this.invokeApi('auth.importAuthorization', {
|
||
id: exportedAuth.id,
|
||
bytes: exportedAuth.bytes
|
||
}, {dcId, noErrorBox: true}).then(exportResolve, exportReject);
|
||
}, exportReject);
|
||
});
|
||
|
||
this.cachedExportPromise[dcId] = promise;
|
||
}
|
||
|
||
this.cachedExportPromise[dcId].then(() => {
|
||
//(cachedNetworker = networker).wrapApiCall(method, params, options).then(deferred.resolve, rejectPromise);
|
||
this.invokeApi(method, params, options).then(deferred.resolve, rejectPromise);
|
||
}, rejectPromise);
|
||
} else if(error.code === 303) {
|
||
const newDcId = +error.type.match(/^(PHONE_MIGRATE_|NETWORK_MIGRATE_|USER_MIGRATE_)(\d+)/)[2] as DcId;
|
||
if(newDcId !== dcId) {
|
||
if(options.dcId) {
|
||
options.dcId = newDcId;
|
||
} else {
|
||
this.setBaseDcId(newDcId);
|
||
}
|
||
|
||
this.getNetworker(newDcId, options).then((networker) => {
|
||
networker.wrapApiCall(method, params, options).then(deferred.resolve, rejectPromise);
|
||
}, rejectPromise);
|
||
}
|
||
} else if(error.code === 400 && error.type.indexOf('FILE_MIGRATE') === 0) {
|
||
const newDcId = +error.type.match(/^(FILE_MIGRATE_)(\d+)/)[2] as DcId;
|
||
if(newDcId !== dcId) {
|
||
this.getNetworker(newDcId, options).then((networker) => {
|
||
networker.wrapApiCall(method, params, options).then(deferred.resolve, rejectPromise);
|
||
}, rejectPromise);
|
||
} else {
|
||
rejectPromise(error);
|
||
}
|
||
} else if(error.code === 400 && error.type === 'CONNECTION_NOT_INITED') {
|
||
networkerFactory.unsetConnectionInited();
|
||
performRequest(cachedNetworker);
|
||
} else if(!options.rawError && error.code === 420) {
|
||
const waitTime = +error.type.match(/^FLOOD_WAIT_(\d+)/)[1] || 1;
|
||
|
||
if(waitTime > (options.floodMaxTimeout !== undefined ? options.floodMaxTimeout : 60) && !options.prepareTempMessageId) {
|
||
return rejectPromise(error);
|
||
}
|
||
|
||
setTimeout(() => {
|
||
performRequest(cachedNetworker);
|
||
}, waitTime/* (waitTime + 5) */ * 1000); // 03.02.2020
|
||
} else if(!options.rawError && ['MSG_WAIT_FAILED', 'MSG_WAIT_TIMEOUT'].includes(error.type)) {
|
||
const after = this.afterMessageTempIds[afterMessageId];
|
||
|
||
afterMessageId = undefined;
|
||
delete options.afterMessageId;
|
||
|
||
if(after) after.promise.then(() => performRequest(cachedNetworker));
|
||
else performRequest(cachedNetworker);
|
||
} else if(!options.rawError && error.code === 500) {
|
||
const now = Date.now();
|
||
if(options.stopTime) {
|
||
if(now >= options.stopTime) {
|
||
return rejectPromise(error);
|
||
}
|
||
}
|
||
|
||
options.waitTime = options.waitTime ? Math.min(60, options.waitTime * 1.5) : 1;
|
||
setTimeout(() => {
|
||
performRequest(cachedNetworker);
|
||
}, options.waitTime * 1000);
|
||
} else if(error.type === 'UNKNOWN') {
|
||
setTimeout(() => {
|
||
performRequest(cachedNetworker);
|
||
}, 1000);
|
||
} else {
|
||
rejectPromise(error);
|
||
}
|
||
});
|
||
}
|
||
|
||
if(dcId = (options.dcId || this.baseDcId)) {
|
||
this.getNetworker(dcId, options).then(performRequest, rejectPromise);
|
||
} else {
|
||
this.getBaseDcId().then(baseDcId => {
|
||
this.getNetworker(dcId = baseDcId, options).then(performRequest, rejectPromise);
|
||
});
|
||
}
|
||
|
||
return deferred;
|
||
}
|
||
}
|
||
|
||
const apiManager = new ApiManager();
|
||
MOUNT_CLASS_TO.apiManager = apiManager;
|
||
export default apiManager;
|