n8n
Version:
n8n Workflow Automation Tool
59 lines • 2.83 kB
JavaScript
;
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.TaskBrokerAuthService = void 0;
const config_1 = require("@n8n/config");
const di_1 = require("@n8n/di");
const crypto_1 = require("crypto");
const constants_1 = require("../../../constants");
const cache_service_1 = require("../../../services/cache/cache.service");
const GRANT_TOKEN_TTL = 15 * constants_1.Time.seconds.toMilliseconds;
let TaskBrokerAuthService = class TaskBrokerAuthService {
constructor(globalConfig, cacheService, grantTokenTtl = GRANT_TOKEN_TTL) {
this.globalConfig = globalConfig;
this.cacheService = cacheService;
this.grantTokenTtl = grantTokenTtl;
this.authToken = Buffer.from(this.globalConfig.taskRunners.authToken);
}
isValidAuthToken(token) {
const tokenBuffer = Buffer.from(token);
if (tokenBuffer.length !== this.authToken.length)
return false;
return (0, crypto_1.timingSafeEqual)(tokenBuffer, this.authToken);
}
async createGrantToken() {
const grantToken = this.generateGrantToken();
const key = this.cacheKeyForGrantToken(grantToken);
await this.cacheService.set(key, '1', this.grantTokenTtl);
return grantToken;
}
async tryConsumeGrantToken(grantToken) {
const key = this.cacheKeyForGrantToken(grantToken);
const consumed = await this.cacheService.get(key);
if (consumed === undefined)
return false;
await this.cacheService.delete(key);
return true;
}
generateGrantToken() {
return (0, crypto_1.randomBytes)(32).toString('hex');
}
cacheKeyForGrantToken(grantToken) {
return `grant-token:${grantToken}`;
}
};
exports.TaskBrokerAuthService = TaskBrokerAuthService;
exports.TaskBrokerAuthService = TaskBrokerAuthService = __decorate([
(0, di_1.Service)(),
__metadata("design:paramtypes", [config_1.GlobalConfig,
cache_service_1.CacheService, Object])
], TaskBrokerAuthService);
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