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Code Issues Releases Wiki Activity

Show fingerprint message

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This commit is contained in:
Hinton
2020-10-19 16:50:33 +02:00
parent 54c53e432b
commit 2ac6148821
3 changed files with 34 additions and 7 deletions
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30
src/services/nativeMessaging.service.ts
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@@ -1,4 +1,5 @@
import { ipcRenderer } from 'electron';
import Swal from 'sweetalert2';
import { CryptoService } from 'jslib/abstractions/crypto.service';
import { CryptoFunctionService } from 'jslib/abstractions/cryptoFunction.service';
@@ -6,16 +7,17 @@ import { PlatformUtilsService } from 'jslib/abstractions/platformUtils.service';
import { LogService } from 'jslib/abstractions/log.service';
import { Utils } from 'jslib/misc/utils';
import { SymmetricCryptoKey } from 'jslib/models/domain/symmetricCryptoKey';
import { I18nService } from 'jslib/abstractions/i18n.service';
import { UserService } from 'jslib/abstractions/user.service';
const MessageValidTimeout = 10 * 1000;
const EncryptionAlgorithm = 'sha1';
export class NativeMessagingService {
private remotePublicKey: ArrayBuffer;
private sharedSecret: any;
constructor(private cryptoFunctionService: CryptoFunctionService, private cryptoService: CryptoService,
private platformUtilService: PlatformUtilsService, private logService: LogService) {
private platformUtilService: PlatformUtilsService, private logService: LogService, private i18nService: I18nService, private userService: UserService) {
ipcRenderer.on('nativeMessaging', async (event: any, message: any) => {
this.messageHandler(message);
});
@@ -23,8 +25,24 @@ export class NativeMessagingService {
private async messageHandler(rawMessage: any) {
if (rawMessage.command == 'setupEncryption') {
this.remotePublicKey = Utils.fromB64ToArray(rawMessage.publicKey).buffer;
this.secureCommunication();
const remotePublicKey = Utils.fromB64ToArray(rawMessage.publicKey).buffer;
const fingerprint = (await this.cryptoService.getFingerprint(await this.userService.getUserId(), remotePublicKey)).join(' ');
const submitted = await Swal.fire({
title: this.i18nService.t('verifyBrowserTitle'),
html: `${this.i18nService.t('verifyBrowserDescription')}<br><br><strong>${fingerprint}</strong>`,
showCancelButton: true,
cancelButtonText: this.i18nService.t('cancel'),
showConfirmButton: true,
confirmButtonText: this.i18nService.t('approve'),
allowOutsideClick: false,
});
if (submitted.value !== true) {
return;
}
this.secureCommunication(remotePublicKey);
return;
}
@@ -64,11 +82,11 @@ export class NativeMessagingService {
ipcRenderer.send('nativeMessagingReply', encrypted);
}
private async secureCommunication() {
private async secureCommunication(remotePublicKey: ArrayBuffer) {
const secret = await this.cryptoFunctionService.randomBytes(64);
this.sharedSecret = new SymmetricCryptoKey(secret);
const encryptedSecret = await this.cryptoFunctionService.rsaEncrypt(secret, this.remotePublicKey, EncryptionAlgorithm);
const encryptedSecret = await this.cryptoFunctionService.rsaEncrypt(secret, remotePublicKey, EncryptionAlgorithm);
ipcRenderer.send('nativeMessagingReply', {command: 'setupEncryption', sharedSecret: Utils.fromBufferToB64(encryptedSecret)});
}
}