mirror of
https://github.com/tiramisulabs/seyfert.git
synced 2025-07-02 21:16:09 +00:00
feat: shard#ping method
This commit is contained in:
parent
c409628a43
commit
5338248ff8
@ -1,38 +1,54 @@
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import NodeWebSocket from 'ws';
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import { randomUUID } from 'node:crypto';
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import NodeWebSocket from 'ws';
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export class BaseSocket {
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private internal: NodeWebSocket | WebSocket;
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export class BaseSocket {
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private internal: NodeWebSocket | WebSocket;
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constructor(kind: 'ws' | 'bun', url: string) {
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this.internal = kind === 'ws' ? new NodeWebSocket(url) : new WebSocket(url);
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constructor(kind: 'ws' | 'bun', url: string) {
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}
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this.internal = kind === 'ws' ? new NodeWebSocket(url) : new WebSocket(url);
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}
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set onopen(callback: NodeWebSocket['onopen']) {
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this.internal.onopen = callback;
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set onopen(callback: NodeWebSocket['onopen']) {
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}
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this.internal.onopen = callback;
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}
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set onmessage(callback: NodeWebSocket['onmessage']) {
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this.internal.onmessage = callback;
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set onmessage(callback: NodeWebSocket['onmessage']) {
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}
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this.internal.onmessage = callback;
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}
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set onclose(callback: NodeWebSocket['onclose']) {
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this.internal.onclose = callback;
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set onclose(callback: NodeWebSocket['onclose']) {
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}
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this.internal.onclose = callback;
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}
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set onerror(callback: NodeWebSocket['onerror']) {
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this.internal.onerror = callback;
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set onerror(callback: NodeWebSocket['onerror']) {
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}
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this.internal.onerror = callback;
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}
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send(data: string) {
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return this.internal.send(data);
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send(data: string) {
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}
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return this.internal.send(data);
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}
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close(...args: Parameters<NodeWebSocket['close']>) {
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// @ts-expect-error
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close(...args: Parameters<NodeWebSocket['close']>) {
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return this.internal.close(...args);
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// @ts-expect-error
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}
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return this.internal.close(...args);
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}
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get readyState() {
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return this.internal.readyState;
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async ping() {
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}
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if (!('ping' in this.internal)) throw new Error('Unexpected: Method ping not implemented');
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}
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return new Promise<number>(res => {
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const nonce = randomUUID();
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const start = performance.now();
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const listener = (data: Buffer) => {
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if (data.toString() !== nonce) return;
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(this.internal as NodeWebSocket).removeListener('pong', listener);
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res(performance.now() - start);
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};
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(this.internal as NodeWebSocket).on('pong', listener);
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(this.internal as NodeWebSocket).ping(nonce);
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});
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}
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get readyState() {
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return this.internal.readyState;
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}
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}
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@ -1,327 +1,332 @@
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import type { GatewayReceivePayload, GatewaySendPayload } from 'discord-api-types/v10';
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import type { GatewayReceivePayload, GatewaySendPayload } from 'discord-api-types/v10';
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import { GatewayCloseCodes, GatewayDispatchEvents, GatewayOpcodes } from 'discord-api-types/v10';
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import { GatewayCloseCodes, GatewayDispatchEvents, GatewayOpcodes } from 'discord-api-types/v10';
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import { inflateSync } from 'node:zlib';
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import { inflateSync } from 'node:zlib';
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import type WS from 'ws';
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import type WS from 'ws';
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import { WebSocket, type CloseEvent, type ErrorEvent } from 'ws';
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import { WebSocket, type CloseEvent, type ErrorEvent } from 'ws';
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import type { Logger } from '../../common';
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import type { Logger } from '../../common';
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import { properties } from '../constants';
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import { properties } from '../constants';
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import { DynamicBucket } from '../structures';
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import { DynamicBucket } from '../structures';
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import { ConnectTimeout } from '../structures/timeout';
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import { ConnectTimeout } from '../structures/timeout';
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import { BaseSocket } from './basesocket';
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import { BaseSocket } from './basesocket';
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import type { ShardData, ShardOptions } from './shared';
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import type { ShardData, ShardOptions } from './shared';
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import { ShardSocketCloseCodes } from './shared';
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import { ShardSocketCloseCodes } from './shared';
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export interface ShardHeart {
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export interface ShardHeart {
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interval: number;
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interval: number;
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nodeInterval?: NodeJS.Timeout;
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nodeInterval?: NodeJS.Timeout;
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lastAck?: number;
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lastAck?: number;
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lastBeat?: number;
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lastBeat?: number;
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ack: boolean;
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ack: boolean;
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}
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}
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export class Shard {
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export class Shard {
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debugger?: Logger;
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debugger?: Logger;
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data: Partial<ShardData> | ShardData = {
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data: Partial<ShardData> | ShardData = {
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resumeSeq: null,
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resumeSeq: null,
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};
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};
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websocket: BaseSocket | null = null;
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websocket: BaseSocket | null = null;
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connectTimeout = new ConnectTimeout();
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connectTimeout = new ConnectTimeout();
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heart: ShardHeart = {
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heart: ShardHeart = {
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interval: 30e3,
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interval: 30e3,
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ack: true,
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ack: true,
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};
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};
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bucket: DynamicBucket;
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bucket: DynamicBucket;
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offlineSendQueue: ((_?: unknown) => void)[] = [];
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offlineSendQueue: ((_?: unknown) => void)[] = [];
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constructor(
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constructor(
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public id: number,
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public id: number,
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public options: ShardOptions,
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public options: ShardOptions,
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) {
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) {
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this.options.ratelimitOptions ??= {
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this.options.ratelimitOptions ??= {
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rateLimitResetInterval: 60_000,
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rateLimitResetInterval: 60_000,
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maxRequestsPerRateLimitTick: 120,
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maxRequestsPerRateLimitTick: 120,
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};
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};
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if (options.debugger) this.debugger = options.debugger;
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if (options.debugger) this.debugger = options.debugger;
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const safe = this.calculateSafeRequests();
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const safe = this.calculateSafeRequests();
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this.bucket = new DynamicBucket({ refillInterval: 6e4, limit: safe, debugger: options.debugger });
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this.bucket = new DynamicBucket({ refillInterval: 6e4, limit: safe, debugger: options.debugger });
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}
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}
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get latency() {
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get latency() {
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return this.heart.lastAck && this.heart.lastBeat
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return this.heart.lastAck && this.heart.lastBeat
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? this.heart.lastAck - this.heart.lastBeat
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? this.heart.lastAck - this.heart.lastBeat
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: Number.POSITIVE_INFINITY;
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: Number.POSITIVE_INFINITY;
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}
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}
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get isOpen() {
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get isOpen() {
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return this.websocket?.readyState === WebSocket.OPEN;
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return this.websocket?.readyState === WebSocket.OPEN;
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}
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}
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get gatewayURL() {
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get gatewayURL() {
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return this.options.info.url;
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return this.options.info.url;
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}
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}
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get resumeGatewayURL() {
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get resumeGatewayURL() {
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return this.data.resume_gateway_url;
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return this.data.resume_gateway_url;
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}
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}
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get currentGatewayURL() {
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get currentGatewayURL() {
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const url = new URL(this.resumeGatewayURL ?? this.options.info.url);
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const url = new URL(this.resumeGatewayURL ?? this.options.info.url);
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url.searchParams.set('v', '10');
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url.searchParams.set('v', '10');
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return url.href;
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return url.href;
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}
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}
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async connect() {
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ping() {
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await this.connectTimeout.wait();
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if (!this.websocket) return Promise.resolve(Number.POSITIVE_INFINITY);
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if (this.isOpen) {
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return this.websocket.ping();
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this.debugger?.debug(`[Shard #${this.id}] attempted to connect while open`);
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}
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return;
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}
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async connect() {
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await this.connectTimeout.wait();
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this.debugger?.debug(`[Shard #${this.id}] Connecting to ${this.currentGatewayURL}`);
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if (this.isOpen) {
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this.debugger?.debug(`[Shard #${this.id}] attempted to connect while open`);
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// @ts-expect-error @types/bun cause erros in compile
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return;
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// biome-ignore lint/correctness/noUndeclaredVariables: /\ bun lol
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}
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this.websocket = new BaseSocket(typeof Bun === 'undefined' ? 'ws' : 'bun', this.currentGatewayURL);
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this.debugger?.debug(`[Shard #${this.id}] Connecting to ${this.currentGatewayURL}`);
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this.websocket!.onmessage = (event: WS.MessageEvent) => this.handleMessage(event);
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// @ts-expect-error @types/bun cause erros in compile
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this.websocket!.onclose = (event: WS.CloseEvent) => this.handleClosed(event);
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// biome-ignore lint/correctness/noUndeclaredVariables: /\ bun lol
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this.websocket = new BaseSocket(typeof Bun === 'undefined' ? 'ws' : 'bun', this.currentGatewayURL);
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this.websocket!.onerror = (event: ErrorEvent) => this.debugger?.error(event);
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this.websocket!.onmessage = (event: WS.MessageEvent) => this.handleMessage(event);
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this.websocket!.onopen = () => {
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this.heart.ack = true;
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this.websocket!.onclose = (event: WS.CloseEvent) => this.handleClosed(event);
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};
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}
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this.websocket!.onerror = (event: ErrorEvent) => this.debugger?.error(event);
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async send<T extends GatewaySendPayload = GatewaySendPayload>(force: boolean, message: T) {
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this.websocket!.onopen = () => {
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this.debugger?.info(
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this.heart.ack = true;
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`[Shard #${this.id}] Sending: ${GatewayOpcodes[message.op]} ${JSON.stringify(
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};
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message.d,
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}
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(_, value) => {
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if (typeof value === 'string')
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async send<T extends GatewaySendPayload = GatewaySendPayload>(force: boolean, message: T) {
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return value.replaceAll(this.options.token, v => {
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this.debugger?.info(
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const split = v.split('.');
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`[Shard #${this.id}] Sending: ${GatewayOpcodes[message.op]} ${JSON.stringify(
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return `${split[0]}.${'*'.repeat(split[1].length)}.${'*'.repeat(split[2].length)}`;
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message.d,
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});
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(_, value) => {
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return value;
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if (typeof value === 'string')
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},
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return value.replaceAll(this.options.token, v => {
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1,
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const split = v.split('.');
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)}`,
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return `${split[0]}.${'*'.repeat(split[1].length)}.${'*'.repeat(split[2].length)}`;
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);
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});
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await this.checkOffline(force);
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return value;
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await this.bucket.acquire(force);
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},
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await this.checkOffline(force);
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1,
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this.websocket?.send(JSON.stringify(message));
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)}`,
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}
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);
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await this.checkOffline(force);
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async identify() {
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await this.bucket.acquire(force);
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await this.send(true, {
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await this.checkOffline(force);
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op: GatewayOpcodes.Identify,
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this.websocket?.send(JSON.stringify(message));
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d: {
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}
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token: `Bot ${this.options.token}`,
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compress: this.options.compress,
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async identify() {
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properties: this.options.properties ?? properties,
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await this.send(true, {
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shard: [this.id, this.options.info.shards],
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op: GatewayOpcodes.Identify,
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intents: this.options.intents,
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d: {
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presence: this.options.presence,
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token: `Bot ${this.options.token}`,
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},
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compress: this.options.compress,
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});
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properties: this.options.properties ?? properties,
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}
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shard: [this.id, this.options.info.shards],
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intents: this.options.intents,
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get resumable() {
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presence: this.options.presence,
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return !!(this.data.resume_gateway_url && this.data.session_id && this.data.resumeSeq !== null);
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},
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}
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});
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}
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async resume() {
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await this.send(true, {
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get resumable() {
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op: GatewayOpcodes.Resume,
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return !!(this.data.resume_gateway_url && this.data.session_id && this.data.resumeSeq !== null);
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d: {
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}
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seq: this.data.resumeSeq!,
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session_id: this.data.session_id!,
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async resume() {
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token: `Bot ${this.options.token}`,
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await this.send(true, {
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},
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op: GatewayOpcodes.Resume,
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});
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d: {
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}
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seq: this.data.resumeSeq!,
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session_id: this.data.session_id!,
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async heartbeat(requested: boolean) {
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token: `Bot ${this.options.token}`,
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this.debugger?.debug(
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},
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`[Shard #${this.id}] Sending ${requested ? '' : 'un'}requested heartbeat (Ack=${this.heart.ack})`,
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});
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);
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}
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if (!requested) {
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if (!this.heart.ack) {
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async heartbeat(requested: boolean) {
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await this.close(ShardSocketCloseCodes.ZombiedConnection, 'Zombied connection');
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this.debugger?.debug(
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return;
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`[Shard #${this.id}] Sending ${requested ? '' : 'un'}requested heartbeat (Ack=${this.heart.ack})`,
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}
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);
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this.heart.ack = false;
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if (!requested) {
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}
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if (!this.heart.ack) {
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await this.close(ShardSocketCloseCodes.ZombiedConnection, 'Zombied connection');
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this.heart.lastBeat = Date.now();
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return;
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}
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this.websocket!.send(
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this.heart.ack = false;
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JSON.stringify({
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}
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op: GatewayOpcodes.Heartbeat,
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d: this.data.resumeSeq ?? null,
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this.heart.lastBeat = Date.now();
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}),
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);
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this.websocket!.send(
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}
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JSON.stringify({
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op: GatewayOpcodes.Heartbeat,
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async disconnect() {
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d: this.data.resumeSeq ?? null,
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this.debugger?.info(`[Shard #${this.id}] Disconnecting`);
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}),
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await this.close(ShardSocketCloseCodes.Shutdown, 'Shard down request');
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);
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}
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}
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async reconnect() {
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async disconnect() {
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this.debugger?.info(`[Shard #${this.id}] Reconnecting`);
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this.debugger?.info(`[Shard #${this.id}] Disconnecting`);
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await this.disconnect();
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await this.close(ShardSocketCloseCodes.Shutdown, 'Shard down request');
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await this.connect();
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}
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}
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async reconnect() {
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async onpacket(packet: GatewayReceivePayload) {
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this.debugger?.info(`[Shard #${this.id}] Reconnecting`);
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if (packet.s !== null) {
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await this.disconnect();
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this.data.resumeSeq = packet.s;
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await this.connect();
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}
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}
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this.debugger?.debug(`[Shard #${this.id}]`, packet.t ? packet.t : GatewayOpcodes[packet.op], this.data.resumeSeq);
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async onpacket(packet: GatewayReceivePayload) {
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if (packet.s !== null) {
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switch (packet.op) {
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this.data.resumeSeq = packet.s;
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case GatewayOpcodes.Hello:
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}
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{
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clearInterval(this.heart.nodeInterval);
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this.debugger?.debug(`[Shard #${this.id}]`, packet.t ? packet.t : GatewayOpcodes[packet.op], this.data.resumeSeq);
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this.heart.interval = packet.d.heartbeat_interval;
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switch (packet.op) {
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case GatewayOpcodes.Hello:
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await this.heartbeat(false);
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{
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this.heart.nodeInterval = setInterval(() => this.heartbeat(false), this.heart.interval);
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clearInterval(this.heart.nodeInterval);
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if (this.resumable) {
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this.heart.interval = packet.d.heartbeat_interval;
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return this.resume();
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}
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await this.heartbeat(false);
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await this.identify();
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this.heart.nodeInterval = setInterval(() => this.heartbeat(false), this.heart.interval);
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}
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break;
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if (this.resumable) {
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case GatewayOpcodes.HeartbeatAck:
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return this.resume();
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this.heart.ack = true;
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}
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this.heart.lastAck = Date.now();
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await this.identify();
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break;
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}
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case GatewayOpcodes.Heartbeat:
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break;
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this.heartbeat(true);
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case GatewayOpcodes.HeartbeatAck:
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break;
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this.heart.ack = true;
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case GatewayOpcodes.Reconnect:
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this.heart.lastAck = Date.now();
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await this.reconnect();
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break;
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break;
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case GatewayOpcodes.Heartbeat:
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case GatewayOpcodes.InvalidSession:
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this.heartbeat(true);
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if (packet.d) {
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break;
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if (!this.resumable) {
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case GatewayOpcodes.Reconnect:
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return this.debugger?.fatal(`[Shard #${this.id}] This is a completely unexpected error message.`);
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await this.reconnect();
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}
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break;
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await this.resume();
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case GatewayOpcodes.InvalidSession:
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} else {
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if (packet.d) {
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this.data.resumeSeq = 0;
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if (!this.resumable) {
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this.data.session_id = undefined;
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return this.debugger?.fatal(`[Shard #${this.id}] This is a completely unexpected error message.`);
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await this.identify();
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}
|
||||||
}
|
await this.resume();
|
||||||
break;
|
} else {
|
||||||
case GatewayOpcodes.Dispatch:
|
this.data.resumeSeq = 0;
|
||||||
{
|
this.data.session_id = undefined;
|
||||||
switch (packet.t) {
|
await this.identify();
|
||||||
case GatewayDispatchEvents.Resumed:
|
}
|
||||||
this.offlineSendQueue.map((resolve: () => any) => resolve());
|
break;
|
||||||
this.options.handlePayload(this.id, packet);
|
case GatewayOpcodes.Dispatch:
|
||||||
break;
|
{
|
||||||
case GatewayDispatchEvents.Ready: {
|
switch (packet.t) {
|
||||||
this.data.resume_gateway_url = packet.d.resume_gateway_url;
|
case GatewayDispatchEvents.Resumed:
|
||||||
this.data.session_id = packet.d.session_id;
|
this.offlineSendQueue.map((resolve: () => any) => resolve());
|
||||||
this.offlineSendQueue.map((resolve: () => any) => resolve());
|
this.options.handlePayload(this.id, packet);
|
||||||
this.options.handlePayload(this.id, packet);
|
break;
|
||||||
break;
|
case GatewayDispatchEvents.Ready: {
|
||||||
}
|
this.data.resume_gateway_url = packet.d.resume_gateway_url;
|
||||||
default:
|
this.data.session_id = packet.d.session_id;
|
||||||
this.options.handlePayload(this.id, packet);
|
this.offlineSendQueue.map((resolve: () => any) => resolve());
|
||||||
break;
|
this.options.handlePayload(this.id, packet);
|
||||||
}
|
break;
|
||||||
}
|
}
|
||||||
break;
|
default:
|
||||||
}
|
this.options.handlePayload(this.id, packet);
|
||||||
}
|
break;
|
||||||
|
}
|
||||||
protected async handleClosed(close: CloseEvent) {
|
}
|
||||||
clearInterval(this.heart.nodeInterval);
|
break;
|
||||||
this.debugger?.warn(
|
}
|
||||||
`[Shard #${this.id}] ${ShardSocketCloseCodes[close.code] ?? GatewayCloseCodes[close.code] ?? close.code} (${
|
}
|
||||||
close.code
|
|
||||||
})`,
|
protected async handleClosed(close: CloseEvent) {
|
||||||
);
|
clearInterval(this.heart.nodeInterval);
|
||||||
|
this.debugger?.warn(
|
||||||
switch (close.code) {
|
`[Shard #${this.id}] ${ShardSocketCloseCodes[close.code] ?? GatewayCloseCodes[close.code] ?? close.code} (${
|
||||||
case ShardSocketCloseCodes.Shutdown:
|
close.code
|
||||||
break;
|
})`,
|
||||||
case 1000:
|
);
|
||||||
case 1001:
|
|
||||||
case 1006:
|
switch (close.code) {
|
||||||
case ShardSocketCloseCodes.ZombiedConnection:
|
case ShardSocketCloseCodes.Shutdown:
|
||||||
case GatewayCloseCodes.UnknownError:
|
break;
|
||||||
case GatewayCloseCodes.UnknownOpcode:
|
case 1000:
|
||||||
case GatewayCloseCodes.DecodeError:
|
case 1001:
|
||||||
case GatewayCloseCodes.NotAuthenticated:
|
case 1006:
|
||||||
case GatewayCloseCodes.AlreadyAuthenticated:
|
case ShardSocketCloseCodes.ZombiedConnection:
|
||||||
case GatewayCloseCodes.InvalidSeq:
|
case GatewayCloseCodes.UnknownError:
|
||||||
case GatewayCloseCodes.RateLimited:
|
case GatewayCloseCodes.UnknownOpcode:
|
||||||
case GatewayCloseCodes.SessionTimedOut:
|
case GatewayCloseCodes.DecodeError:
|
||||||
this.debugger?.info(`[Shard #${this.id}] Trying to reconnect`);
|
case GatewayCloseCodes.NotAuthenticated:
|
||||||
await this.reconnect();
|
case GatewayCloseCodes.AlreadyAuthenticated:
|
||||||
break;
|
case GatewayCloseCodes.InvalidSeq:
|
||||||
|
case GatewayCloseCodes.RateLimited:
|
||||||
case GatewayCloseCodes.AuthenticationFailed:
|
case GatewayCloseCodes.SessionTimedOut:
|
||||||
case GatewayCloseCodes.DisallowedIntents:
|
this.debugger?.info(`[Shard #${this.id}] Trying to reconnect`);
|
||||||
case GatewayCloseCodes.InvalidAPIVersion:
|
await this.reconnect();
|
||||||
case GatewayCloseCodes.InvalidIntents:
|
break;
|
||||||
case GatewayCloseCodes.InvalidShard:
|
|
||||||
case GatewayCloseCodes.ShardingRequired:
|
case GatewayCloseCodes.AuthenticationFailed:
|
||||||
this.debugger?.fatal(`[Shard #${this.id}] cannot reconnect`);
|
case GatewayCloseCodes.DisallowedIntents:
|
||||||
break;
|
case GatewayCloseCodes.InvalidAPIVersion:
|
||||||
|
case GatewayCloseCodes.InvalidIntents:
|
||||||
default:
|
case GatewayCloseCodes.InvalidShard:
|
||||||
this.debugger?.warn(`[Shard #${this.id}] Unknown close code, trying to reconnect anyways`);
|
case GatewayCloseCodes.ShardingRequired:
|
||||||
await this.reconnect();
|
this.debugger?.fatal(`[Shard #${this.id}] cannot reconnect`);
|
||||||
break;
|
break;
|
||||||
}
|
|
||||||
}
|
default:
|
||||||
|
this.debugger?.warn(`[Shard #${this.id}] Unknown close code, trying to reconnect anyways`);
|
||||||
async close(code: number, reason: string) {
|
await this.reconnect();
|
||||||
if (this.websocket?.readyState !== WebSocket.OPEN) {
|
break;
|
||||||
return this.debugger?.warn(`[Shard #${this.id}] Is not open`);
|
}
|
||||||
}
|
}
|
||||||
this.debugger?.warn(`[Shard #${this.id}] Called close`);
|
|
||||||
this.websocket?.close(code, reason);
|
async close(code: number, reason: string) {
|
||||||
}
|
if (this.websocket?.readyState !== WebSocket.OPEN) {
|
||||||
|
return this.debugger?.warn(`[Shard #${this.id}] Is not open`);
|
||||||
protected handleMessage({ data }: WS.MessageEvent) {
|
}
|
||||||
if (data instanceof Buffer) {
|
this.debugger?.warn(`[Shard #${this.id}] Called close`);
|
||||||
data = inflateSync(data);
|
this.websocket?.close(code, reason);
|
||||||
}
|
}
|
||||||
return this.onpacket(JSON.parse(data as string));
|
|
||||||
}
|
protected handleMessage({ data }: WS.MessageEvent) {
|
||||||
|
if (data instanceof Buffer) {
|
||||||
checkOffline(force: boolean) {
|
data = inflateSync(data);
|
||||||
if (!this.isOpen) {
|
}
|
||||||
return new Promise(resolve => this.offlineSendQueue[force ? 'unshift' : 'push'](resolve));
|
return this.onpacket(JSON.parse(data as string));
|
||||||
}
|
}
|
||||||
return Promise.resolve();
|
|
||||||
}
|
checkOffline(force: boolean) {
|
||||||
|
if (!this.isOpen) {
|
||||||
calculateSafeRequests(): number {
|
return new Promise(resolve => this.offlineSendQueue[force ? 'unshift' : 'push'](resolve));
|
||||||
const safeRequests =
|
}
|
||||||
this.options.ratelimitOptions!.maxRequestsPerRateLimitTick -
|
return Promise.resolve();
|
||||||
Math.ceil(this.options.ratelimitOptions!.rateLimitResetInterval / this.heart.interval) * 2;
|
}
|
||||||
|
|
||||||
if (safeRequests < 0) {
|
calculateSafeRequests(): number {
|
||||||
return 0;
|
const safeRequests =
|
||||||
}
|
this.options.ratelimitOptions!.maxRequestsPerRateLimitTick -
|
||||||
return safeRequests;
|
Math.ceil(this.options.ratelimitOptions!.rateLimitResetInterval / this.heart.interval) * 2;
|
||||||
}
|
|
||||||
}
|
if (safeRequests < 0) {
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
return safeRequests;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user