n8n/packages/cli/commands/import/credentials.ts

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import {
2021-01-21 01:47:45 -08:00
Command,
flags,
} from '@oclif/command';
import {
Credentials,
UserSettings,
} from 'n8n-core';
import {
Db,
GenericHelpers,
} from '../../src';
import * as fs from 'fs';
import * as glob from 'glob-promise';
import * as path from 'path';
export class ImportCredentialsCommand extends Command {
static description = 'Import credentials';
static examples = [
`$ n8n import:credentials --input=file.json`,
`$ n8n import:credentials --separate --input=backups/latest/`,
];
static flags = {
help: flags.help({ char: 'h' }),
input: flags.string({
char: 'i',
description: 'Input file name or directory if --separate is used',
}),
separate: flags.boolean({
description: 'Imports *.json files from directory provided by --input',
}),
};
async run() {
const { flags } = this.parse(ImportCredentialsCommand);
if (!flags.input) {
GenericHelpers.logOutput(`An input file or directory with --input must be provided`);
return;
}
if (flags.separate) {
if (fs.existsSync(flags.input)) {
if (!fs.lstatSync(flags.input).isDirectory()) {
GenericHelpers.logOutput(`The paramenter --input must be a directory`);
return;
}
}
}
try {
await Db.init();
let i;
const encryptionKey = await UserSettings.getEncryptionKey();
if (encryptionKey === undefined) {
throw new Error('No encryption key got found to encrypt the credentials!');
}
if (flags.separate) {
const files = await glob((flags.input.endsWith(path.sep) ? flags.input : flags.input + path.sep) + '*.json');
for (i = 0; i < files.length; i++) {
const credential = JSON.parse(fs.readFileSync(files[i], { encoding: 'utf8' }));
if (typeof credential.data === 'object') {
// plain data / decrypted input. Should be encrypted first.
Credentials.prototype.setData.call(credential, credential.data, encryptionKey);
}
await Db.collections.Credentials!.save(credential);
}
} else {
const fileContents = JSON.parse(fs.readFileSync(flags.input, { encoding: 'utf8' }));
if (!Array.isArray(fileContents)) {
throw new Error(`File does not seem to contain credentials.`);
}
for (i = 0; i < fileContents.length; i++) {
if (typeof fileContents[i].data === 'object') {
// plain data / decrypted input. Should be encrypted first.
Credentials.prototype.setData.call(fileContents[i], fileContents[i].data, encryptionKey);
}
await Db.collections.Credentials!.save(fileContents[i]);
}
}
console.log('Successfully imported', i, 'credentials.');
} catch (error) {
this.error(error.message);
this.exit(1);
}
}
}