mirror of https://github.com/keeweb/keeweb.git
760 lines
24 KiB
JavaScript
760 lines
24 KiB
JavaScript
import kdbxweb from 'kdbxweb';
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import demoFileData from 'demo.kdbx';
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import { Model } from 'framework/model';
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import { Events } from 'framework/events';
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import { GroupCollection } from 'collections/group-collection';
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import { KdbxToHtml } from 'comp/format/kdbx-to-html';
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import { GroupModel } from 'models/group-model';
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import { AppSettingsModel } from 'models/app-settings-model';
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import { IconUrlFormat } from 'util/formatting/icon-url-format';
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import { Logger } from 'util/logger';
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import { mapObject } from 'util/fn';
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import { ChalRespCalculator } from 'comp/app/chal-resp-calculator';
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const logger = new Logger('file');
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class FileModel extends Model {
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constructor(data) {
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super({
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entryMap: {},
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groupMap: {},
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...data
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});
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}
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open(password, fileData, keyFileData, callback) {
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try {
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const challengeResponse = ChalRespCalculator.build(this.chalResp);
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const credentials = new kdbxweb.Credentials(password, keyFileData, challengeResponse);
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const ts = logger.ts();
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kdbxweb.Kdbx.load(fileData, credentials)
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.then((db) => {
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this.db = db;
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this.readModel();
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this.setOpenFile({ passwordLength: password ? password.textLength : 0 });
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if (keyFileData) {
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kdbxweb.ByteUtils.zeroBuffer(keyFileData);
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}
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this.fixVersion();
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logger.info(
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'Opened file ' +
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this.name +
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': ' +
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logger.ts(ts) +
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', ' +
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this.kdfArgsToString(db.header) +
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', ' +
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Math.round(fileData.byteLength / 1024) +
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' kB'
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);
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callback();
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})
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.catch((err) => {
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if (
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err.code === kdbxweb.Consts.ErrorCodes.InvalidKey &&
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password &&
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!password.byteLength
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) {
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logger.info(
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'Error opening file with empty password, try to open with null password'
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);
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return this.open(null, fileData, keyFileData, callback);
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}
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logger.error('Error opening file', err.code, err.message, err);
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callback(err);
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});
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} catch (e) {
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logger.error('Error opening file', e, e.code, e.message, e);
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callback(e);
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}
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}
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kdfArgsToString(header) {
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if (header.kdfParameters) {
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return header.kdfParameters
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.keys()
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.map((key) => {
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const val = header.kdfParameters.get(key);
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if (val instanceof ArrayBuffer) {
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return undefined;
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}
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return key + '=' + val;
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})
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.filter((p) => p)
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.join('&');
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} else if (header.keyEncryptionRounds) {
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return header.keyEncryptionRounds + ' rounds';
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} else {
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return '?';
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}
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}
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create(name) {
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const password = kdbxweb.ProtectedValue.fromString('');
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const credentials = new kdbxweb.Credentials(password);
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this.db = kdbxweb.Kdbx.create(credentials, name);
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this.name = name;
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this.readModel();
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this.set({ active: true, created: true, name });
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}
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importWithXml(fileXml, callback) {
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try {
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const ts = logger.ts();
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const password = kdbxweb.ProtectedValue.fromString('');
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const credentials = new kdbxweb.Credentials(password);
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kdbxweb.Kdbx.loadXml(fileXml, credentials)
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.then((db) => {
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this.db = db;
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this.readModel();
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this.set({ active: true, created: true });
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logger.info('Imported file ' + this.name + ': ' + logger.ts(ts));
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callback();
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})
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.catch((err) => {
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logger.error('Error importing file', err.code, err.message, err);
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callback(err);
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});
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} catch (e) {
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logger.error('Error importing file', e, e.code, e.message, e);
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callback(e);
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}
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}
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openDemo(callback) {
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const password = kdbxweb.ProtectedValue.fromString('demo');
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const credentials = new kdbxweb.Credentials(password);
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const demoFile = kdbxweb.ByteUtils.arrayToBuffer(
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kdbxweb.ByteUtils.base64ToBytes(demoFileData)
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);
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kdbxweb.Kdbx.load(demoFile, credentials).then((db) => {
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this.db = db;
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this.name = 'Demo';
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this.readModel();
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this.setOpenFile({ passwordLength: 4, demo: true });
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callback();
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});
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}
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setOpenFile(props) {
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this.set({
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...props,
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active: true,
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oldKeyFileName: this.keyFileName,
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oldPasswordLength: props.passwordLength,
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passwordChanged: false,
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keyFileChanged: false
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});
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this.oldPasswordHash = this.db.credentials.passwordHash;
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this.oldKeyFileHash = this.db.credentials.keyFileHash;
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this.oldKeyChangeDate = this.db.meta.keyChanged;
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}
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readModel() {
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const groups = new GroupCollection();
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this.set(
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{
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uuid: this.db.getDefaultGroup().uuid.toString(),
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groups,
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formatVersion: this.db.header.versionMajor,
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defaultUser: this.db.meta.defaultUser,
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recycleBinEnabled: this.db.meta.recycleBinEnabled,
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historyMaxItems: this.db.meta.historyMaxItems,
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historyMaxSize: this.db.meta.historyMaxSize,
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keyEncryptionRounds: this.db.header.keyEncryptionRounds,
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keyChangeForce: this.db.meta.keyChangeForce,
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kdfName: this.readKdfName(),
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kdfParameters: this.readKdfParams()
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},
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{ silent: true }
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);
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this.db.groups.forEach(function (group) {
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let groupModel = this.getGroup(this.subId(group.uuid.id));
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if (groupModel) {
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groupModel.setGroup(group, this);
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} else {
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groupModel = GroupModel.fromGroup(group, this);
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}
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groups.push(groupModel);
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}, this);
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this.buildObjectMap();
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this.resolveFieldReferences();
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}
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readKdfName() {
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if (this.db.header.versionMajor === 4 && this.db.header.kdfParameters) {
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const kdfParameters = this.db.header.kdfParameters;
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let uuid = kdfParameters.get('$UUID');
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if (uuid) {
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uuid = kdbxweb.ByteUtils.bytesToBase64(uuid);
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switch (uuid) {
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case kdbxweb.Consts.KdfId.Argon2:
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return 'Argon2';
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case kdbxweb.Consts.KdfId.Aes:
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return 'Aes';
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}
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}
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return 'Unknown';
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} else {
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return 'Aes';
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}
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}
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readKdfParams() {
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const kdfParameters = this.db.header.kdfParameters;
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if (!kdfParameters) {
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return undefined;
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}
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let uuid = kdfParameters.get('$UUID');
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if (!uuid) {
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return undefined;
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}
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uuid = kdbxweb.ByteUtils.bytesToBase64(uuid);
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switch (uuid) {
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case kdbxweb.Consts.KdfId.Argon2:
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return {
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parallelism: kdfParameters.get('P').valueOf(),
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iterations: kdfParameters.get('I').valueOf(),
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memory: kdfParameters.get('M').valueOf()
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};
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case kdbxweb.Consts.KdfId.Aes:
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return {
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rounds: kdfParameters.get('R').valueOf()
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};
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default:
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return undefined;
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}
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}
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subId(id) {
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return this.id + ':' + id;
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}
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buildObjectMap() {
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const entryMap = {};
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const groupMap = {};
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this.forEachGroup(
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(group) => {
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groupMap[group.id] = group;
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group.forEachOwnEntry(null, (entry) => {
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entryMap[entry.id] = entry;
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});
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},
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{ includeDisabled: true }
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);
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this.entryMap = entryMap;
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this.groupMap = groupMap;
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}
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resolveFieldReferences() {
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const entryMap = this.entryMap;
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Object.keys(entryMap).forEach((e) => {
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entryMap[e].resolveFieldReferences();
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});
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}
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fixVersion() {
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if (
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this.db.meta.generator === 'KdbxWeb' &&
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this.db.header.versionMajor === 4 &&
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this.db.header.versionMinor === 1
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) {
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this.db.header.versionMinor = 0;
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logger.info('Fixed file version: 4.1 => 4.0');
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}
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}
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reload() {
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this.buildObjectMap();
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this.readModel();
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this.emit('reload', this);
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}
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mergeOrUpdate(fileData, remoteKey, callback) {
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let credentials;
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let credentialsPromise = Promise.resolve();
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if (remoteKey) {
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credentials = new kdbxweb.Credentials(kdbxweb.ProtectedValue.fromString(''));
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credentialsPromise = credentials.ready.then(() => {
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const promises = [];
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if (remoteKey.password) {
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promises.push(credentials.setPassword(remoteKey.password));
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} else {
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credentials.passwordHash = this.db.credentials.passwordHash;
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}
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if (remoteKey.keyFileName) {
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if (remoteKey.keyFileData) {
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promises.push(credentials.setKeyFile(remoteKey.keyFileData));
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} else {
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credentials.keyFileHash = this.db.credentials.keyFileHash;
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}
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}
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return Promise.all(promises);
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});
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} else {
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credentials = this.db.credentials;
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}
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credentialsPromise.then(() => {
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kdbxweb.Kdbx.load(fileData, credentials)
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.then((remoteDb) => {
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if (this.modified) {
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try {
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if (remoteKey && remoteDb.meta.keyChanged > this.db.meta.keyChanged) {
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this.db.credentials = remoteDb.credentials;
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this.keyFileName = remoteKey.keyFileName || '';
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if (remoteKey.password) {
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this.passwordLength = remoteKey.password.textLength;
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}
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}
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this.db.merge(remoteDb);
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} catch (e) {
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logger.error('File merge error', e);
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return callback(e);
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}
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} else {
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this.db = remoteDb;
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}
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this.dirty = true;
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this.reload();
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callback();
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})
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.catch((err) => {
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logger.error('Error opening file to merge', err.code, err.message, err);
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callback(err);
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});
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});
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}
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getLocalEditState() {
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return this.db.getLocalEditState();
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}
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setLocalEditState(editState) {
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this.db.setLocalEditState(editState);
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}
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close() {
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this.set({
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keyFileName: '',
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passwordLength: 0,
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modified: false,
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dirty: false,
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active: false,
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created: false,
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groups: null,
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passwordChanged: false,
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keyFileChanged: false,
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syncing: false
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});
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if (this.chalResp && !AppSettingsModel.yubiKeyRememberChalResp) {
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ChalRespCalculator.clearCache(this.chalResp);
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}
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}
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getEntry(id) {
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return this.entryMap[id];
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}
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getGroup(id) {
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return this.groupMap[id];
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}
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forEachEntry(filter, callback) {
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let top = this;
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if (filter.trash) {
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top = this.getGroup(
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this.db.meta.recycleBinUuid ? this.subId(this.db.meta.recycleBinUuid.id) : null
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);
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} else if (filter.group) {
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top = this.getGroup(filter.group);
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}
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if (top) {
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if (top.forEachOwnEntry) {
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top.forEachOwnEntry(filter, callback);
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}
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if (!filter.group || filter.subGroups) {
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top.forEachGroup((group) => {
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group.forEachOwnEntry(filter, callback);
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}, filter);
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}
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}
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}
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forEachGroup(callback, filter) {
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this.groups.forEach((group) => {
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if (callback(group) !== false) {
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group.forEachGroup(callback, filter);
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}
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});
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}
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getTrashGroup() {
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return this.db.meta.recycleBinEnabled
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? this.getGroup(this.subId(this.db.meta.recycleBinUuid.id))
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: null;
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}
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getEntryTemplatesGroup() {
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return this.db.meta.entryTemplatesGroup
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? this.getGroup(this.subId(this.db.meta.entryTemplatesGroup.id))
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: null;
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}
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createEntryTemplatesGroup() {
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const rootGroup = this.groups[0];
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const templatesGroup = GroupModel.newGroup(rootGroup, this);
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templatesGroup.setName('Templates');
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this.db.meta.entryTemplatesGroup = templatesGroup.group.uuid;
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this.reload();
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return templatesGroup;
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}
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setModified() {
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if (!this.demo) {
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this.set({ modified: true, dirty: true });
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Events.emit('file-modified');
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}
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}
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getData(cb) {
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this.db.cleanup({
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historyRules: true,
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customIcons: true,
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binaries: true
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});
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this.db.cleanup({ binaries: true });
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this.db
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.save()
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.then((data) => {
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cb(data);
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})
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.catch((err) => {
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logger.error('Error saving file', this.name, err);
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cb(undefined, err);
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});
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}
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getXml(cb) {
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this.db.saveXml(true).then((xml) => {
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cb(xml);
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});
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}
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getHtml(cb) {
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cb(
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KdbxToHtml.convert(this.db, {
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name: this.name
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})
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);
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}
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getKeyFileHash() {
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const hash = this.db.credentials.keyFileHash;
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return hash ? kdbxweb.ByteUtils.bytesToBase64(hash.getBinary()) : null;
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}
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forEachEntryTemplate(callback) {
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if (!this.db.meta.entryTemplatesGroup) {
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return;
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}
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const group = this.getGroup(this.subId(this.db.meta.entryTemplatesGroup.id));
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if (!group) {
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return;
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}
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group.forEachOwnEntry({}, callback);
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}
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setSyncProgress() {
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this.set({ syncing: true });
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}
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setSyncComplete(path, storage, error) {
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if (!error) {
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this.db.removeLocalEditState();
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}
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const modified = this.modified && !!error;
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this.set({
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created: false,
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path: path || this.path,
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storage: storage || this.storage,
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modified,
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dirty: error ? this.dirty : false,
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syncing: false,
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syncError: error
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});
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const shouldResetFingerprint = this.passwordChanged && this.fingerprint;
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if (shouldResetFingerprint && !error) {
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this.fingerprint = null;
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}
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if (!this.open) {
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return;
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}
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this.setOpenFile({ passwordLength: this.passwordLength });
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this.forEachEntry({ includeDisabled: true }, (entry) => entry.setSaved());
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}
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setPassword(password) {
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this.db.credentials.setPassword(password);
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this.db.meta.keyChanged = new Date();
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this.set({ passwordLength: password.textLength, passwordChanged: true });
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this.setModified();
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}
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resetPassword() {
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this.db.credentials.passwordHash = this.oldPasswordHash;
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if (this.db.credentials.keyFileHash === this.oldKeyFileHash) {
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this.db.meta.keyChanged = this.oldKeyChangeDate;
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}
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this.set({ passwordLength: this.oldPasswordLength, passwordChanged: false });
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}
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setKeyFile(keyFile, keyFileName) {
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this.db.credentials.setKeyFile(keyFile);
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this.db.meta.keyChanged = new Date();
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this.set({ keyFileName, keyFileChanged: true });
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this.setModified();
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}
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generateAndSetKeyFile() {
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const keyFile = kdbxweb.Credentials.createRandomKeyFile();
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const keyFileName = 'Generated';
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this.setKeyFile(keyFile, keyFileName);
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return keyFile;
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}
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resetKeyFile() {
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this.db.credentials.keyFileHash = this.oldKeyFileHash;
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if (this.db.credentials.passwordHash === this.oldPasswordHash) {
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this.db.meta.keyChanged = this.oldKeyChangeDate;
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}
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this.set({ keyFileName: this.oldKeyFileName, keyFileChanged: false });
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}
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removeKeyFile() {
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this.db.credentials.keyFileHash = null;
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const changed = !!this.oldKeyFileHash;
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if (!changed && this.db.credentials.passwordHash === this.oldPasswordHash) {
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this.db.meta.keyChanged = this.oldKeyChangeDate;
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}
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this.set({ keyFileName: '', keyFilePath: '', keyFileChanged: changed });
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Events.emit('unset-keyfile', this.id);
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this.setModified();
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}
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isKeyChangePending(force) {
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if (!this.db.meta.keyChanged) {
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return false;
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}
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const expiryDays = force ? this.db.meta.keyChangeForce : this.db.meta.keyChangeRec;
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if (!expiryDays || expiryDays < 0 || isNaN(expiryDays)) {
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return false;
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}
|
|
const daysDiff = (Date.now() - this.db.meta.keyChanged) / 1000 / 3600 / 24;
|
|
return daysDiff > expiryDays;
|
|
}
|
|
|
|
setChallengeResponse(chalResp) {
|
|
if (this.chalResp && !AppSettingsModel.yubiKeyRememberChalResp) {
|
|
ChalRespCalculator.clearCache(this.chalResp);
|
|
}
|
|
this.db.credentials.setChallengeResponse(ChalRespCalculator.build(chalResp));
|
|
this.db.meta.keyChanged = new Date();
|
|
this.chalResp = chalResp;
|
|
this.setModified();
|
|
}
|
|
|
|
setKeyChange(force, days) {
|
|
if (isNaN(days) || !days || days < 0) {
|
|
days = -1;
|
|
}
|
|
const prop = force ? 'keyChangeForce' : 'keyChangeRec';
|
|
this.db.meta[prop] = days;
|
|
this[prop] = days;
|
|
this.setModified();
|
|
}
|
|
|
|
setName(name) {
|
|
this.db.meta.name = name;
|
|
this.db.meta.nameChanged = new Date();
|
|
this.name = name;
|
|
this.groups[0].setName(name);
|
|
this.setModified();
|
|
this.reload();
|
|
}
|
|
|
|
setDefaultUser(defaultUser) {
|
|
this.db.meta.defaultUser = defaultUser;
|
|
this.db.meta.defaultUserChanged = new Date();
|
|
this.defaultUser = defaultUser;
|
|
this.setModified();
|
|
}
|
|
|
|
setRecycleBinEnabled(enabled) {
|
|
enabled = !!enabled;
|
|
this.db.meta.recycleBinEnabled = enabled;
|
|
if (enabled) {
|
|
this.db.createRecycleBin();
|
|
}
|
|
this.recycleBinEnabled = enabled;
|
|
this.setModified();
|
|
}
|
|
|
|
setHistoryMaxItems(count) {
|
|
this.db.meta.historyMaxItems = count;
|
|
this.historyMaxItems = count;
|
|
this.setModified();
|
|
}
|
|
|
|
setHistoryMaxSize(size) {
|
|
this.db.meta.historyMaxSize = size;
|
|
this.historyMaxSize = size;
|
|
this.setModified();
|
|
}
|
|
|
|
setKeyEncryptionRounds(rounds) {
|
|
this.db.header.keyEncryptionRounds = rounds;
|
|
this.keyEncryptionRounds = rounds;
|
|
this.setModified();
|
|
}
|
|
|
|
setKdfParameter(field, value) {
|
|
const ValueType = kdbxweb.VarDictionary.ValueType;
|
|
switch (field) {
|
|
case 'memory':
|
|
this.db.header.kdfParameters.set('M', ValueType.UInt64, kdbxweb.Int64.from(value));
|
|
break;
|
|
case 'iterations':
|
|
this.db.header.kdfParameters.set('I', ValueType.UInt64, kdbxweb.Int64.from(value));
|
|
break;
|
|
case 'parallelism':
|
|
this.db.header.kdfParameters.set('P', ValueType.UInt32, value);
|
|
break;
|
|
case 'rounds':
|
|
this.db.header.kdfParameters.set('R', ValueType.UInt32, value);
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
this.kdfParameters = this.readKdfParams();
|
|
this.setModified();
|
|
}
|
|
|
|
emptyTrash() {
|
|
const trashGroup = this.getTrashGroup();
|
|
if (trashGroup) {
|
|
let modified = false;
|
|
trashGroup
|
|
.getOwnSubGroups()
|
|
.slice()
|
|
.forEach(function (group) {
|
|
this.db.move(group, null);
|
|
modified = true;
|
|
}, this);
|
|
trashGroup.group.entries.slice().forEach(function (entry) {
|
|
this.db.move(entry, null);
|
|
modified = true;
|
|
}, this);
|
|
trashGroup.items.length = 0;
|
|
trashGroup.entries.length = 0;
|
|
if (modified) {
|
|
this.setModified();
|
|
}
|
|
}
|
|
}
|
|
|
|
getCustomIcons() {
|
|
return mapObject(this.db.meta.customIcons, (customIcon) =>
|
|
IconUrlFormat.toDataUrl(customIcon)
|
|
);
|
|
}
|
|
|
|
addCustomIcon(iconData) {
|
|
const uuid = kdbxweb.KdbxUuid.random();
|
|
this.db.meta.customIcons[uuid] = kdbxweb.ByteUtils.arrayToBuffer(
|
|
kdbxweb.ByteUtils.base64ToBytes(iconData)
|
|
);
|
|
return uuid.toString();
|
|
}
|
|
|
|
renameTag(from, to) {
|
|
this.forEachEntry({}, (entry) => entry.renameTag(from, to));
|
|
}
|
|
|
|
setFormatVersion(version) {
|
|
this.db.setVersion(version);
|
|
this.setModified();
|
|
this.readModel();
|
|
}
|
|
|
|
setKdf(kdfName) {
|
|
const kdfParameters = this.db.header.kdfParameters;
|
|
if (!kdfParameters) {
|
|
throw new Error('Cannot set KDF on this version');
|
|
}
|
|
switch (kdfName) {
|
|
case 'Aes':
|
|
this.db.setKdf(kdbxweb.Consts.KdfId.Aes);
|
|
break;
|
|
case 'Argon2':
|
|
this.db.setKdf(kdbxweb.Consts.KdfId.Argon2);
|
|
break;
|
|
default:
|
|
throw new Error('Bad KDF name');
|
|
}
|
|
this.setModified();
|
|
this.readModel();
|
|
}
|
|
|
|
static createKeyFileWithHash(hash) {
|
|
return kdbxweb.Credentials.createKeyFileWithHash(hash);
|
|
}
|
|
}
|
|
|
|
FileModel.defineModelProperties({
|
|
id: '',
|
|
uuid: '',
|
|
name: '',
|
|
db: null,
|
|
entryMap: null,
|
|
groupMap: null,
|
|
keyFileName: '',
|
|
keyFilePath: null,
|
|
chalResp: null,
|
|
passwordLength: 0,
|
|
path: '',
|
|
opts: null,
|
|
storage: null,
|
|
modified: false,
|
|
dirty: false,
|
|
active: false,
|
|
created: false,
|
|
demo: false,
|
|
groups: null,
|
|
oldPasswordLength: 0,
|
|
oldKeyFileName: '',
|
|
passwordChanged: false,
|
|
keyFileChanged: false,
|
|
keyChangeForce: -1,
|
|
syncing: false,
|
|
syncError: null,
|
|
syncDate: null,
|
|
backup: null,
|
|
formatVersion: null,
|
|
defaultUser: null,
|
|
recycleBinEnabled: null,
|
|
historyMaxItems: null,
|
|
historyMaxSize: null,
|
|
keyEncryptionRounds: null,
|
|
kdfName: null,
|
|
kdfParameters: null,
|
|
fingerprint: null,
|
|
oldPasswordHash: null,
|
|
oldKeyFileHash: null,
|
|
oldKeyChangeDate: null
|
|
});
|
|
|
|
export { FileModel };
|