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## @strpc 기존 RPC를 package화 ### @strpc/express express의 middleware + router 결함 ## @sammo 게임 전체 - server, client - gateway_server, gateway_client
73 lines
2.6 KiB
TypeScript
73 lines
2.6 KiB
TypeScript
import type { WrappedBuffer } from "@sammo/util";
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const crypto = globalThis.crypto;
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export function randomBytes(length: number): Buffer {
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const buffer = Buffer.alloc(length);
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crypto.getRandomValues(buffer);
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return buffer;
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}
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//TODO: 필요할때마다 확장
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export type ValidPEMType = 'PUBLIC KEY' | 'EC PRIVATE KEY' | 'CERTIFICATE';
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/**
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* PEM string에 내부 타입으로 WrappedBuffer를 보관한 형태
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*/
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// eslint-disable-next-line @typescript-eslint/ban-types
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export type PEMString<T extends Buffer, S extends ValidPEMType> = string & {
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/** 타입구분자. 항상 undefined일 것이다 */
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_pem_b_type?: T;
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_pem_type?: S;
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}
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export function encodePEM<T extends WrappedBuffer, S extends ValidPEMType>(data: T, pemType: S): PEMString<T, S>;
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export function encodePEM(data: Buffer, pemType: ValidPEMType): string;
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export function encodePEM(data: Buffer, pemType: ValidPEMType): string {
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const base64text = data.toString('base64');
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const splitText = base64text.match(/.{1,64}/g)?.join('\n') ?? '';
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return `-----BEGIN ${pemType}-----
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${splitText}
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-----END ${pemType}-----
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`;
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}
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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type InferPEMType<T extends PEMString<any, any>> = Exclude<undefined, T['_pem_type']>;
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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type InferPEMBuffer<T extends PEMString<any, any>> = Exclude<undefined, T['_pem_b_type']>;
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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export function decodePEM<T extends PEMString<any, any>>(pem: T, pemType: InferPEMType<T>): InferPEMBuffer<T>[];
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export function decodePEM(pem: string, pemType?: ValidPEMType): Buffer[];
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export function decodePEM(pem: string, pemType?: ValidPEMType): Buffer[] {
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const tag = pemType ?? "[A-Z0-9 ]+";
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const pattern = new RegExp(`-{5}BEGIN ${tag}-{5}([a-zA-Z0-9=+\\/\\n\\r]+)-{5}END ${tag}-{5}`, "g");
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const res: Buffer[] = [];
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let matches: RegExpExecArray | null = null;
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// eslint-disable-next-line no-cond-assign
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while (matches = pattern.exec(pem)) {
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const base64 = matches[1]
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.replace(/\r/g, "")
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.replace(/\n/g, "");
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res.push(Buffer.from(base64, 'base64'));
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}
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return res;
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}
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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export function decodeSinglePEM<T extends PEMString<any, any>>(pem: T, pemType: InferPEMType<T>): InferPEMBuffer<T>;
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export function decodeSinglePEM(pem: string, pemType?: ValidPEMType): Buffer;
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export function decodeSinglePEM(pem: string, pemType?: ValidPEMType): Buffer {
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const res = decodePEM(pem, pemType);
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if (res.length != 1) {
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throw new Error("invalid pem");
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}
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return res[0];
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} |