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joplin/ReactNativeClient/lib/services/keychain/KeychainService.ts

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import KeychainServiceDriverBase from './KeychainServiceDriverBase';
const Setting = require('lib/models/Setting');
const BaseService = require('lib/services/BaseService');
export default class KeychainService extends BaseService {
private driver:KeychainServiceDriverBase;
private static instance_:KeychainService;
static instance():KeychainService {
if (!this.instance_) this.instance_ = new KeychainService();
return this.instance_;
}
initialize(driver:KeychainServiceDriverBase) {
if (!driver.appId || !driver.clientId) throw new Error('appId and clientId must be set on the KeychainServiceDriver');
this.driver = driver;
}
async setPassword(name:string, password:string):Promise<boolean> {
// Due to a bug in macOS, this may throw an exception "The user name or passphrase you entered is not correct."
// The fix is to open Keychain Access.app. Right-click on the login keychain and try locking it and then unlocking it again.
// https://github.com/atom/node-keytar/issues/76
return this.driver.setPassword(name, password);
}
async password(name:string):Promise<string> {
return this.driver.password(name);
}
async deletePassword(name:string):Promise<void> {
await this.driver.deletePassword(name);
}
async detectIfKeychainSupported() {
this.logger().info('KeychainService: checking if keychain supported');
if (Setting.value('keychain.supported') >= 0) {
this.logger().info('KeychainService: check was already done - skipping. Supported:', Setting.value('keychain.supported'));
return;
}
const passwordIsSet = await this.setPassword('zz_testingkeychain', 'mytest');
if (!passwordIsSet) {
this.logger().info('KeychainService: could not set test password - keychain support will be disabled');
Setting.setValue('keychain.supported', 0);
} else {
const result = await this.password('zz_testingkeychain');
await this.deletePassword('zz_testingkeychain');
this.logger().info('KeychainService: tried to set and get password. Result was:', result);
Setting.setValue('keychain.supported', result === 'mytest' ? 1 : 0);
}
}
}