n8n-nodes-base
Version:
Base nodes of n8n
191 lines • 7.29 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
var ownKeys = function(o) {
ownKeys = Object.getOwnPropertyNames || function (o) {
var ar = [];
for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
return ar;
};
return ownKeys(o);
};
return function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
__setModuleDefault(result, mod);
return result;
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.Totp = void 0;
const n8n_workflow_1 = require("n8n-workflow");
const OTPAuth = __importStar(require("otpauth"));
class Totp {
description = {
displayName: 'TOTP',
name: 'totp',
icon: 'fa:fingerprint',
group: ['transform'],
version: 1,
subtitle: '={{ $parameter["operation"] }}',
description: 'Generate a time-based one-time password',
defaults: {
name: 'TOTP',
},
usableAsTool: true,
inputs: [n8n_workflow_1.NodeConnectionTypes.Main],
outputs: [n8n_workflow_1.NodeConnectionTypes.Main],
credentials: [
{
name: 'totpApi',
required: true,
},
],
properties: [
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
options: [
{
name: 'Generate Secret',
value: 'generateSecret',
action: 'Generate secret',
},
],
default: 'generateSecret',
},
{
displayName: 'Options',
name: 'options',
type: 'collection',
displayOptions: {
show: {
operation: ['generateSecret'],
},
},
default: {},
placeholder: 'Add option',
options: [
{
displayName: 'Algorithm',
name: 'algorithm',
type: 'options',
default: 'SHA1',
description: 'HMAC hashing algorithm. Defaults to SHA1.',
options: [
{
name: 'SHA1',
value: 'SHA1',
},
{
name: 'SHA224',
value: 'SHA224',
},
{
name: 'SHA256',
value: 'SHA256',
},
{
name: 'SHA3-224',
value: 'SHA3-224',
},
{
name: 'SHA3-256',
value: 'SHA3-256',
},
{
name: 'SHA3-384',
value: 'SHA3-384',
},
{
name: 'SHA3-512',
value: 'SHA3-512',
},
{
name: 'SHA384',
value: 'SHA384',
},
{
name: 'SHA512',
value: 'SHA512',
},
],
},
{
displayName: 'Digits',
name: 'digits',
type: 'number',
default: 6,
description: 'Number of digits in the generated TOTP code. Defaults to 6 digits.',
},
{
displayName: 'Period',
name: 'period',
type: 'number',
default: 30,
description: 'How many seconds the generated TOTP code is valid for. Defaults to 30 seconds.',
},
],
},
],
};
async execute() {
const items = this.getInputData();
const returnData = [];
const operation = this.getNodeParameter('operation', 0);
const credentials = await this.getCredentials('totpApi');
if (credentials.label && !credentials.label.includes(':')) {
throw new n8n_workflow_1.NodeOperationError(this.getNode(), 'Malformed label - expected `issuer:username`');
}
const options = this.getNodeParameter('options', 0);
if (!options.algorithm)
options.algorithm = 'SHA1';
if (!options.digits)
options.digits = 6;
if (!options.period)
options.period = 30;
const issuer = credentials.label ? credentials.label.split(':')[0] : undefined;
const totpConfig = {
secret: credentials.secret,
algorithm: options.algorithm,
digits: options.digits,
period: options.period,
};
if (issuer) {
totpConfig.issuer = issuer;
}
if (credentials.label) {
totpConfig.label = credentials.label;
}
const totp = new OTPAuth.TOTP(totpConfig);
const token = totp.generate();
const secondsRemaining = (options.period * (1 - ((Date.now() / 1000 / options.period) % 1))) | 0;
if (operation === 'generateSecret') {
for (let i = 0; i < items.length; i++) {
const executionData = this.helpers.constructExecutionMetaData(this.helpers.returnJsonArray({ token, secondsRemaining }), { itemData: { item: i } });
returnData.push(...executionData);
}
}
return [returnData];
}
}
exports.Totp = Totp;
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