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refactor(core): Abstract away InstanceSettings and encryptionKey into injectable services (no-changelog) (#7471)

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This change ensures that things like `encryptionKey` and `instanceId`
are always available directly where they are needed, instead of passing
them around throughout the code.
This commit is contained in:
कारतोफ्फेलस्क्रिप्ट™
2023-10-23 13:39:35 +02:00
committed by GitHub
parent 519680c2cf
commit b6de910cbe
94 changed files with 501 additions and 1070 deletions
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58
packages/core/src/Credentials.ts
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@@ -1,13 +1,11 @@
import type {
CredentialInformation,
ICredentialDataDecryptedObject,
ICredentialsEncrypted,
} from 'n8n-workflow';
import { ICredentials } from 'n8n-workflow';
import { AES, enc } from 'crypto-js';
import { Container } from 'typedi';
import type { ICredentialDataDecryptedObject, ICredentialsEncrypted } from 'n8n-workflow';
import { ICredentials, jsonParse } from 'n8n-workflow';
import { Cipher } from './Cipher';
export class Credentials extends ICredentials {
private readonly cipher = Container.get(Cipher);
/**
* Returns if the given nodeType has access to data
*/
@@ -24,30 +22,14 @@ export class Credentials extends ICredentials {
/**
* Sets new credential object
*/
setData(data: ICredentialDataDecryptedObject, encryptionKey: string): void {
this.data = AES.encrypt(JSON.stringify(data), encryptionKey).toString();
}
/**
* Sets new credentials for given key
*/
setDataKey(key: string, data: CredentialInformation, encryptionKey: string): void {
let fullData;
try {
fullData = this.getData(encryptionKey);
} catch (e) {
fullData = {};
}
fullData[key] = data;
return this.setData(fullData, encryptionKey);
setData(data: ICredentialDataDecryptedObject): void {
this.data = this.cipher.encrypt(data);
}
/**
* Returns the decrypted credential object
*/
getData(encryptionKey: string, nodeType?: string): ICredentialDataDecryptedObject {
getData(nodeType?: string): ICredentialDataDecryptedObject {
if (nodeType && !this.hasNodeAccess(nodeType)) {
throw new Error(
`The node of type "${nodeType}" does not have access to credentials "${this.name}" of type "${this.type}".`,
@@ -58,11 +40,10 @@ export class Credentials extends ICredentials {
throw new Error('No data is set so nothing can be returned.');
}
const decryptedData = AES.decrypt(this.data, encryptionKey);
const decryptedData = this.cipher.decrypt(this.data);
try {
// eslint-disable-next-line @typescript-eslint/no-unsafe-return
return JSON.parse(decryptedData.toString(enc.Utf8));
return jsonParse(decryptedData);
} catch (e) {
throw new Error(
'Credentials could not be decrypted. The likely reason is that a different "encryptionKey" was used to encrypt the data.',
@@ -70,23 +51,6 @@ export class Credentials extends ICredentials {
}
}
/**
* Returns the decrypted credentials for given key
*/
getDataKey(key: string, encryptionKey: string, nodeType?: string): CredentialInformation {
const fullData = this.getData(encryptionKey, nodeType);
if (fullData === null) {
throw new Error('No data was set.');
}
if (!fullData.hasOwnProperty(key)) {
throw new Error(`No data for key "${key}" exists.`);
}
return fullData[key];
}
/**
* Returns the encrypted credentials to be saved
*/