forked from mirrors/gecko-dev
f51a51c27d
Differential Revision: https://phabricator.services.mozilla.com/D47305 --HG-- extra : moz-landing-system : lando
1406 lines
40 KiB
JavaScript
1406 lines
40 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const DB_VERSION = 6; // The database schema version
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const PERMISSION_SAVE_LOGINS = "login-saving";
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const { XPCOMUtils } = ChromeUtils.import(
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"resource://gre/modules/XPCOMUtils.jsm"
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);
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const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
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ChromeUtils.defineModuleGetter(
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this,
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"LoginHelper",
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"resource://gre/modules/LoginHelper.jsm"
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);
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/**
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* Object that manages a database transaction properly so consumers don't have
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* to worry about it throwing.
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*
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* @param aDatabase
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* The mozIStorageConnection to start a transaction on.
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*/
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function Transaction(aDatabase) {
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this._db = aDatabase;
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this._hasTransaction = false;
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try {
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this._db.beginTransaction();
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this._hasTransaction = true;
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} catch (e) {
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/* om nom nom exceptions */
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}
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}
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Transaction.prototype = {
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commit() {
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if (this._hasTransaction) {
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this._db.commitTransaction();
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}
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},
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rollback() {
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if (this._hasTransaction) {
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this._db.rollbackTransaction();
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}
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},
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};
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function LoginManagerStorage_mozStorage() {}
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LoginManagerStorage_mozStorage.prototype = {
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classID: Components.ID("{8c2023b9-175c-477e-9761-44ae7b549756}"),
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QueryInterface: ChromeUtils.generateQI([
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Ci.nsILoginManagerStorage,
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Ci.nsIInterfaceRequestor,
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]),
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_xpcom_factory: XPCOMUtils.generateSingletonFactory(
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this.LoginManagerStorage_mozStorage
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),
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getInterface(aIID) {
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if (aIID.equals(Ci.nsIVariant)) {
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// Allows unwrapping the JavaScript object for regression tests.
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return this;
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}
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if (aIID.equals(Ci.mozIStorageConnection)) {
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return this._dbConnection;
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}
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throw new Components.Exception(
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"Interface not available",
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Cr.NS_ERROR_NO_INTERFACE
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);
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},
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__crypto: null, // nsILoginManagerCrypto service
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get _crypto() {
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if (!this.__crypto) {
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this.__crypto = Cc["@mozilla.org/login-manager/crypto/SDR;1"].getService(
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Ci.nsILoginManagerCrypto
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);
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}
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return this.__crypto;
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},
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__profileDir: null, // nsIFile for the user's profile dir
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get _profileDir() {
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if (!this.__profileDir) {
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this.__profileDir = Services.dirsvc.get("ProfD", Ci.nsIFile);
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}
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return this.__profileDir;
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},
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__uuidService: null,
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get _uuidService() {
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if (!this.__uuidService) {
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this.__uuidService = Cc["@mozilla.org/uuid-generator;1"].getService(
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Ci.nsIUUIDGenerator
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);
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}
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return this.__uuidService;
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},
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// The current database schema.
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_dbSchema: {
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tables: {
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moz_logins:
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"id INTEGER PRIMARY KEY," +
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"hostname TEXT NOT NULL," +
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"httpRealm TEXT," +
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"formSubmitURL TEXT," +
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"usernameField TEXT NOT NULL," +
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"passwordField TEXT NOT NULL," +
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"encryptedUsername TEXT NOT NULL," +
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"encryptedPassword TEXT NOT NULL," +
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"guid TEXT," +
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"encType INTEGER," +
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"timeCreated INTEGER," +
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"timeLastUsed INTEGER," +
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"timePasswordChanged INTEGER," +
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"timesUsed INTEGER",
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// Changes must be reflected in this._dbAreExpectedColumnsPresent(),
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// this._searchLogins(), and this.modifyLogin().
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moz_disabledHosts:
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"id INTEGER PRIMARY KEY," +
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"hostname TEXT UNIQUE ON CONFLICT REPLACE",
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moz_deleted_logins:
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"id INTEGER PRIMARY KEY," +
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"guid TEXT," +
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"timeDeleted INTEGER",
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},
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indices: {
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moz_logins_hostname_index: {
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table: "moz_logins",
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columns: ["hostname"],
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},
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moz_logins_hostname_formSubmitURL_index: {
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table: "moz_logins",
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columns: ["hostname", "formSubmitURL"],
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},
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moz_logins_hostname_httpRealm_index: {
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table: "moz_logins",
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columns: ["hostname", "httpRealm"],
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},
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moz_logins_guid_index: {
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table: "moz_logins",
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columns: ["guid"],
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},
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moz_logins_encType_index: {
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table: "moz_logins",
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columns: ["encType"],
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},
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},
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},
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_dbConnection: null, // The database connection
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_dbStmts: null, // Database statements for memoization
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_signonsFile: null, // nsIFile for "signons.sqlite"
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/*
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* Internal method used by regression tests only. It overrides the default
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* database location.
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*/
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initWithFile(aDBFile) {
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if (aDBFile) {
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this._signonsFile = aDBFile;
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}
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this.initialize();
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},
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initialize() {
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this._dbStmts = {};
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let isFirstRun;
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try {
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// Force initialization of the crypto module.
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// See bug 717490 comment 17.
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this._crypto;
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// If initWithFile is calling us, _signonsFile may already be set.
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if (!this._signonsFile) {
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// Initialize signons.sqlite
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this._signonsFile = this._profileDir.clone();
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this._signonsFile.append("signons.sqlite");
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}
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this.log("Opening database at " + this._signonsFile.path);
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// Initialize the database (create, migrate as necessary)
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isFirstRun = this._dbInit();
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this._initialized = true;
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return Promise.resolve();
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} catch (e) {
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this.log("Initialization failed: " + e);
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// If the import fails on first run, we want to delete the db
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if (isFirstRun && e == "Import failed") {
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this._dbCleanup(false);
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}
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throw new Error("Initialization failed");
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}
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},
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/**
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* Internal method used by regression tests only. It is called before
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* replacing this storage module with a new instance.
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*/
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terminate() {
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return Promise.resolve();
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},
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addLogin(
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login,
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preEncrypted = false,
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plaintextUsername = null,
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plaintextPassword = null
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) {
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if (
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preEncrypted &&
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(typeof plaintextUsername != "string" ||
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typeof plaintextPassword != "string")
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) {
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throw new Error(
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"plaintextUsername and plaintextPassword are required when preEncrypted is true"
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);
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}
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// Throws if there are bogus values.
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LoginHelper.checkLoginValues(login);
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let [encUsername, encPassword, encType] = preEncrypted
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? [login.username, login.password, this._crypto.defaultEncType]
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: this._encryptLogin(login);
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// Clone the login, so we don't modify the caller's object.
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let loginClone = login.clone();
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loginClone.username = preEncrypted ? plaintextUsername : login.username;
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loginClone.password = preEncrypted ? plaintextPassword : login.password;
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// Initialize the nsILoginMetaInfo fields, unless the caller gave us values
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loginClone.QueryInterface(Ci.nsILoginMetaInfo);
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if (loginClone.guid) {
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if (!this._isGuidUnique(loginClone.guid)) {
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throw new Error("specified GUID already exists");
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}
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} else {
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loginClone.guid = this._uuidService.generateUUID().toString();
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}
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// Set timestamps
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let currentTime = Date.now();
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if (!loginClone.timeCreated) {
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loginClone.timeCreated = currentTime;
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}
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if (!loginClone.timeLastUsed) {
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loginClone.timeLastUsed = currentTime;
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}
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if (!loginClone.timePasswordChanged) {
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loginClone.timePasswordChanged = currentTime;
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}
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if (!loginClone.timesUsed) {
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loginClone.timesUsed = 1;
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}
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let query =
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"INSERT INTO moz_logins " +
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"(hostname, httpRealm, formSubmitURL, usernameField, " +
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"passwordField, encryptedUsername, encryptedPassword, " +
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"guid, encType, timeCreated, timeLastUsed, timePasswordChanged, " +
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"timesUsed) " +
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"VALUES (:hostname, :httpRealm, :formSubmitURL, :usernameField, " +
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":passwordField, :encryptedUsername, :encryptedPassword, " +
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":guid, :encType, :timeCreated, :timeLastUsed, " +
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":timePasswordChanged, :timesUsed)";
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let params = {
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hostname: loginClone.origin,
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httpRealm: loginClone.httpRealm,
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formSubmitURL: loginClone.formActionOrigin,
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usernameField: loginClone.usernameField,
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passwordField: loginClone.passwordField,
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encryptedUsername: encUsername,
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encryptedPassword: encPassword,
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guid: loginClone.guid,
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encType,
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timeCreated: loginClone.timeCreated,
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timeLastUsed: loginClone.timeLastUsed,
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timePasswordChanged: loginClone.timePasswordChanged,
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timesUsed: loginClone.timesUsed,
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};
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let stmt;
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try {
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stmt = this._dbCreateStatement(query, params);
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stmt.execute();
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} catch (e) {
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this.log("addLogin failed: " + e.name + " : " + e.message);
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throw new Error("Couldn't write to database, login not added.");
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} finally {
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if (stmt) {
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stmt.reset();
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}
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}
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// Send a notification that a login was added.
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LoginHelper.notifyStorageChanged("addLogin", loginClone);
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return loginClone;
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},
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removeLogin(login) {
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let [idToDelete, storedLogin] = this._getIdForLogin(login);
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if (!idToDelete) {
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throw new Error("No matching logins");
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}
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// Execute the statement & remove from DB
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let query = "DELETE FROM moz_logins WHERE id = :id";
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let params = { id: idToDelete };
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let stmt;
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let transaction = new Transaction(this._dbConnection);
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try {
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stmt = this._dbCreateStatement(query, params);
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stmt.execute();
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this.storeDeletedLogin(storedLogin);
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transaction.commit();
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} catch (e) {
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this.log("_removeLogin failed: " + e.name + " : " + e.message);
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transaction.rollback();
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throw new Error("Couldn't write to database, login not removed.");
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} finally {
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if (stmt) {
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stmt.reset();
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}
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}
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LoginHelper.notifyStorageChanged("removeLogin", storedLogin);
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},
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modifyLogin(oldLogin, newLoginData) {
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let [idToModify, oldStoredLogin] = this._getIdForLogin(oldLogin);
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if (!idToModify) {
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throw new Error("No matching logins");
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}
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let newLogin = LoginHelper.buildModifiedLogin(oldStoredLogin, newLoginData);
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// Check if the new GUID is duplicate.
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if (
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newLogin.guid != oldStoredLogin.guid &&
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!this._isGuidUnique(newLogin.guid)
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) {
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throw new Error("specified GUID already exists");
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}
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// Look for an existing entry in case key properties changed.
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if (!newLogin.matches(oldLogin, true)) {
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let logins = this.findLogins(
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newLogin.origin,
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newLogin.formActionOrigin,
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newLogin.httpRealm
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);
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let matchingLogin = logins.find(login => newLogin.matches(login, true));
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if (matchingLogin) {
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throw LoginHelper.createLoginAlreadyExistsError(matchingLogin.guid);
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}
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}
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// Get the encrypted value of the username and password.
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let [encUsername, encPassword, encType] = this._encryptLogin(newLogin);
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let query =
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"UPDATE moz_logins " +
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"SET hostname = :hostname, " +
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"httpRealm = :httpRealm, " +
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"formSubmitURL = :formSubmitURL, " +
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"usernameField = :usernameField, " +
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"passwordField = :passwordField, " +
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"encryptedUsername = :encryptedUsername, " +
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"encryptedPassword = :encryptedPassword, " +
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"guid = :guid, " +
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"encType = :encType, " +
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"timeCreated = :timeCreated, " +
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"timeLastUsed = :timeLastUsed, " +
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"timePasswordChanged = :timePasswordChanged, " +
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"timesUsed = :timesUsed " +
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"WHERE id = :id";
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let params = {
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id: idToModify,
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hostname: newLogin.origin,
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httpRealm: newLogin.httpRealm,
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formSubmitURL: newLogin.formActionOrigin,
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usernameField: newLogin.usernameField,
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passwordField: newLogin.passwordField,
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encryptedUsername: encUsername,
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encryptedPassword: encPassword,
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guid: newLogin.guid,
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encType,
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timeCreated: newLogin.timeCreated,
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timeLastUsed: newLogin.timeLastUsed,
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timePasswordChanged: newLogin.timePasswordChanged,
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timesUsed: newLogin.timesUsed,
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};
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let stmt;
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try {
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stmt = this._dbCreateStatement(query, params);
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stmt.execute();
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} catch (e) {
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this.log("modifyLogin failed: " + e.name + " : " + e.message);
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throw new Error("Couldn't write to database, login not modified.");
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} finally {
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if (stmt) {
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stmt.reset();
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}
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}
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LoginHelper.notifyStorageChanged("modifyLogin", [oldStoredLogin, newLogin]);
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},
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/**
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* Returns an array of nsILoginInfo.
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*/
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getAllLogins() {
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let [logins, ids] = this._searchLogins({});
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// decrypt entries for caller.
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logins = this._decryptLogins(logins);
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this.log("_getAllLogins: returning " + logins.length + " logins.");
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return logins;
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},
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/**
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* Returns an array of nsILoginInfo. If decryption of a login
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* fails due to a corrupt entry, the login is not included in
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* the resulting array.
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*
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* @resolve {nsILoginInfo[]}
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*/
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async getAllLoginsAsync() {
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let [logins, ids] = this._searchLogins({});
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if (!logins.length) {
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return [];
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}
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let ciphertexts = logins
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.map(l => l.username)
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.concat(logins.map(l => l.password));
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let plaintexts = await this._crypto.decryptMany(ciphertexts);
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let usernames = plaintexts.slice(0, logins.length);
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let passwords = plaintexts.slice(logins.length);
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let result = [];
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for (let i = 0; i < logins.length; i++) {
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if (!usernames[i] || !passwords[i]) {
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// If the username or password is blank it means that decryption may have
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// failed during decryptMany but we can't differentiate an empty string
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// value from a failure so we attempt to decrypt again and check the
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// result.
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let login = logins[i];
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try {
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this._crypto.decrypt(login.username);
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this._crypto.decrypt(login.password);
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} catch (e) {
|
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// If decryption failed (corrupt entry?), just skip it.
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// Rethrow other errors (like canceling entry of a master pw)
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if (e.result == Cr.NS_ERROR_FAILURE) {
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this.log(
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"Could not decrypt login:",
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login.QueryInterface(Ci.nsILoginMetaInfo).guid
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);
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continue;
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}
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throw e;
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}
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}
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logins[i].username = usernames[i];
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logins[i].password = passwords[i];
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result.push(logins[i]);
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}
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return result;
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},
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|
|
/**
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* Public wrapper around _searchLogins to convert the nsIPropertyBag to a
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* JavaScript object and decrypt the results.
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*
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* @return {nsILoginInfo[]} which are decrypted.
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*/
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searchLogins(matchData) {
|
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let realMatchData = {};
|
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let options = {};
|
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// Convert nsIPropertyBag to normal JS object
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for (let prop of matchData.enumerator) {
|
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switch (prop.name) {
|
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// Some property names aren't field names but are special options to affect the search.
|
|
case "acceptDifferentSubdomains":
|
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case "schemeUpgrades": {
|
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options[prop.name] = prop.value;
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break;
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}
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default: {
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realMatchData[prop.name] = prop.value;
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break;
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}
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}
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}
|
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let [logins, ids] = this._searchLogins(realMatchData, options);
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|
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// Decrypt entries found for the caller.
|
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logins = this._decryptLogins(logins);
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return logins;
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},
|
|
|
|
/**
|
|
* Private method to perform arbitrary searches on any field. Decryption is
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* left to the caller.
|
|
*
|
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* Returns [logins, ids] for logins that match the arguments, where logins
|
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* is an array of encrypted nsLoginInfo and ids is an array of associated
|
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* ids in the database.
|
|
*/
|
|
_searchLogins(
|
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matchData,
|
|
aOptions = {
|
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schemeUpgrades: false,
|
|
acceptDifferentSubdomains: false,
|
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}
|
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) {
|
|
let conditions = [],
|
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params = {};
|
|
|
|
for (let field in matchData) {
|
|
let value = matchData[field];
|
|
let condition = "";
|
|
|
|
// Override the storage field name for some fields due to backwards
|
|
// compatibility with Sync/storage.
|
|
let storageFieldName = field;
|
|
switch (field) {
|
|
case "formActionOrigin": {
|
|
storageFieldName = "formSubmitURL";
|
|
break;
|
|
}
|
|
case "origin": {
|
|
storageFieldName = "hostname";
|
|
break;
|
|
}
|
|
}
|
|
|
|
switch (field) {
|
|
case "formActionOrigin":
|
|
if (value != null) {
|
|
// Historical compatibility requires this special case
|
|
condition = "formSubmitURL = '' OR ";
|
|
}
|
|
// Fall through
|
|
case "origin":
|
|
if (value != null) {
|
|
condition += `${storageFieldName} = :${storageFieldName}`;
|
|
params[storageFieldName] = value;
|
|
let valueURI;
|
|
try {
|
|
if (
|
|
aOptions.schemeUpgrades &&
|
|
(valueURI = Services.io.newURI(value)) &&
|
|
valueURI.scheme == "https"
|
|
) {
|
|
condition += ` OR ${storageFieldName} = :http${storageFieldName}`;
|
|
params["http" + storageFieldName] =
|
|
"http://" + valueURI.displayHostPort;
|
|
}
|
|
} catch (ex) {
|
|
// newURI will throw for some values (e.g. chrome://FirefoxAccounts)
|
|
// but those URLs wouldn't support upgrades anyways.
|
|
}
|
|
break;
|
|
}
|
|
// Normal cases.
|
|
// Fall through
|
|
case "httpRealm":
|
|
case "id":
|
|
case "usernameField":
|
|
case "passwordField":
|
|
case "encryptedUsername":
|
|
case "encryptedPassword":
|
|
case "guid":
|
|
case "encType":
|
|
case "timeCreated":
|
|
case "timeLastUsed":
|
|
case "timePasswordChanged":
|
|
case "timesUsed":
|
|
if (value == null) {
|
|
condition = storageFieldName + " isnull";
|
|
} else {
|
|
condition = storageFieldName + " = :" + storageFieldName;
|
|
params[storageFieldName] = value;
|
|
}
|
|
break;
|
|
// Fail if caller requests an unknown property.
|
|
default:
|
|
throw new Error("Unexpected field: " + field);
|
|
}
|
|
if (condition) {
|
|
conditions.push(condition);
|
|
}
|
|
}
|
|
|
|
// Build query
|
|
let query = "SELECT * FROM moz_logins";
|
|
if (conditions.length) {
|
|
conditions = conditions.map(c => "(" + c + ")");
|
|
query += " WHERE " + conditions.join(" AND ");
|
|
}
|
|
|
|
let stmt;
|
|
let logins = [],
|
|
ids = [];
|
|
try {
|
|
stmt = this._dbCreateStatement(query, params);
|
|
// We can't execute as usual here, since we're iterating over rows
|
|
while (stmt.executeStep()) {
|
|
// Create the new nsLoginInfo object, push to array
|
|
let login = Cc["@mozilla.org/login-manager/loginInfo;1"].createInstance(
|
|
Ci.nsILoginInfo
|
|
);
|
|
login.init(
|
|
stmt.row.hostname,
|
|
stmt.row.formSubmitURL,
|
|
stmt.row.httpRealm,
|
|
stmt.row.encryptedUsername,
|
|
stmt.row.encryptedPassword,
|
|
stmt.row.usernameField,
|
|
stmt.row.passwordField
|
|
);
|
|
// set nsILoginMetaInfo values
|
|
login.QueryInterface(Ci.nsILoginMetaInfo);
|
|
login.guid = stmt.row.guid;
|
|
login.timeCreated = stmt.row.timeCreated;
|
|
login.timeLastUsed = stmt.row.timeLastUsed;
|
|
login.timePasswordChanged = stmt.row.timePasswordChanged;
|
|
login.timesUsed = stmt.row.timesUsed;
|
|
logins.push(login);
|
|
ids.push(stmt.row.id);
|
|
}
|
|
} catch (e) {
|
|
this.log("_searchLogins failed: " + e.name + " : " + e.message);
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
|
|
this.log("_searchLogins: returning " + logins.length + " logins");
|
|
return [logins, ids];
|
|
},
|
|
|
|
/**
|
|
* Moves a login to the deleted logins table
|
|
*/
|
|
storeDeletedLogin(aLogin) {
|
|
let stmt = null;
|
|
try {
|
|
this.log("Storing " + aLogin.guid + " in deleted passwords\n");
|
|
let query =
|
|
"INSERT INTO moz_deleted_logins (guid, timeDeleted) VALUES (:guid, :timeDeleted)";
|
|
let params = { guid: aLogin.guid, timeDeleted: Date.now() };
|
|
let stmt = this._dbCreateStatement(query, params);
|
|
stmt.execute();
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Removes all logins from storage.
|
|
*/
|
|
removeAllLogins() {
|
|
this.log("Removing all logins");
|
|
let query;
|
|
let stmt;
|
|
let transaction = new Transaction(this._dbConnection);
|
|
|
|
// Disabled hosts kept, as one presumably doesn't want to erase those.
|
|
// TODO: Add these items to the deleted items table once we've sorted
|
|
// out the issues from bug 756701
|
|
query = "DELETE FROM moz_logins";
|
|
try {
|
|
stmt = this._dbCreateStatement(query);
|
|
stmt.execute();
|
|
transaction.commit();
|
|
} catch (e) {
|
|
this.log("_removeAllLogins failed: " + e.name + " : " + e.message);
|
|
transaction.rollback();
|
|
throw new Error("Couldn't write to database");
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
|
|
LoginHelper.notifyStorageChanged("removeAllLogins", null);
|
|
},
|
|
|
|
findLogins(origin, formActionOrigin, httpRealm) {
|
|
let loginData = {
|
|
origin,
|
|
formActionOrigin,
|
|
httpRealm,
|
|
};
|
|
let matchData = {};
|
|
for (let field of ["origin", "formActionOrigin", "httpRealm"]) {
|
|
if (loginData[field] != "") {
|
|
matchData[field] = loginData[field];
|
|
}
|
|
}
|
|
let [logins, ids] = this._searchLogins(matchData);
|
|
|
|
// Decrypt entries found for the caller.
|
|
logins = this._decryptLogins(logins);
|
|
|
|
this.log("_findLogins: returning " + logins.length + " logins");
|
|
return logins;
|
|
},
|
|
|
|
countLogins(origin, formActionOrigin, httpRealm) {
|
|
let _countLoginsHelper = (origin, formActionOrigin, httpRealm) => {
|
|
// Do checks for null and empty strings, adjust conditions and params
|
|
let [conditions, params] = this._buildConditionsAndParams(
|
|
origin,
|
|
formActionOrigin,
|
|
httpRealm
|
|
);
|
|
|
|
let query = "SELECT COUNT(1) AS numLogins FROM moz_logins";
|
|
if (conditions.length) {
|
|
conditions = conditions.map(c => "(" + c + ")");
|
|
query += " WHERE " + conditions.join(" AND ");
|
|
}
|
|
|
|
let stmt, numLogins;
|
|
try {
|
|
stmt = this._dbCreateStatement(query, params);
|
|
stmt.executeStep();
|
|
numLogins = stmt.row.numLogins;
|
|
} catch (e) {
|
|
this.log("_countLogins failed: " + e.name + " : " + e.message);
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
return numLogins;
|
|
};
|
|
|
|
let resultLogins = _countLoginsHelper(origin, formActionOrigin, httpRealm);
|
|
this.log("_countLogins: counted logins: " + resultLogins);
|
|
return resultLogins;
|
|
},
|
|
|
|
get uiBusy() {
|
|
return this._crypto.uiBusy;
|
|
},
|
|
|
|
get isLoggedIn() {
|
|
return this._crypto.isLoggedIn;
|
|
},
|
|
|
|
/**
|
|
* Returns an array with two items: [id, login]. If the login was not
|
|
* found, both items will be null. The returned login contains the actual
|
|
* stored login (useful for looking at the actual nsILoginMetaInfo values).
|
|
*/
|
|
_getIdForLogin(login) {
|
|
let matchData = {};
|
|
for (let field of ["origin", "formActionOrigin", "httpRealm"]) {
|
|
if (login[field] != "") {
|
|
matchData[field] = login[field];
|
|
}
|
|
}
|
|
let [logins, ids] = this._searchLogins(matchData);
|
|
|
|
let id = null;
|
|
let foundLogin = null;
|
|
|
|
// The specified login isn't encrypted, so we need to ensure
|
|
// the logins we're comparing with are decrypted. We decrypt one entry
|
|
// at a time, lest _decryptLogins return fewer entries and screw up
|
|
// indices between the two.
|
|
for (let i = 0; i < logins.length; i++) {
|
|
let [decryptedLogin] = this._decryptLogins([logins[i]]);
|
|
|
|
if (!decryptedLogin || !decryptedLogin.equals(login)) {
|
|
continue;
|
|
}
|
|
|
|
// We've found a match, set id and break
|
|
foundLogin = decryptedLogin;
|
|
id = ids[i];
|
|
break;
|
|
}
|
|
|
|
return [id, foundLogin];
|
|
},
|
|
|
|
/**
|
|
* Adjusts the WHERE conditions and parameters for statements prior to the
|
|
* statement being created. This fixes the cases where nulls are involved
|
|
* and the empty string is supposed to be a wildcard match
|
|
*/
|
|
_buildConditionsAndParams(origin, formActionOrigin, httpRealm) {
|
|
let conditions = [],
|
|
params = {};
|
|
|
|
if (origin == null) {
|
|
conditions.push("hostname isnull");
|
|
} else if (origin != "") {
|
|
conditions.push("hostname = :hostname");
|
|
params.hostname = origin;
|
|
}
|
|
|
|
if (formActionOrigin == null) {
|
|
conditions.push("formSubmitURL isnull");
|
|
} else if (formActionOrigin != "") {
|
|
conditions.push("formSubmitURL = :formSubmitURL OR formSubmitURL = ''");
|
|
params.formSubmitURL = formActionOrigin;
|
|
}
|
|
|
|
if (httpRealm == null) {
|
|
conditions.push("httpRealm isnull");
|
|
} else if (httpRealm != "") {
|
|
conditions.push("httpRealm = :httpRealm");
|
|
params.httpRealm = httpRealm;
|
|
}
|
|
|
|
return [conditions, params];
|
|
},
|
|
|
|
/**
|
|
* Checks to see if the specified GUID already exists.
|
|
*/
|
|
_isGuidUnique(guid) {
|
|
let query =
|
|
"SELECT COUNT(1) AS numLogins FROM moz_logins WHERE guid = :guid";
|
|
let params = { guid };
|
|
|
|
let stmt, numLogins;
|
|
try {
|
|
stmt = this._dbCreateStatement(query, params);
|
|
stmt.executeStep();
|
|
numLogins = stmt.row.numLogins;
|
|
} catch (e) {
|
|
this.log("_isGuidUnique failed: " + e.name + " : " + e.message);
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
|
|
return numLogins == 0;
|
|
},
|
|
|
|
/**
|
|
* Returns the encrypted username, password, and encrypton type for the specified
|
|
* login. Can throw if the user cancels a master password entry.
|
|
*/
|
|
_encryptLogin(login) {
|
|
let encUsername = this._crypto.encrypt(login.username);
|
|
let encPassword = this._crypto.encrypt(login.password);
|
|
let encType = this._crypto.defaultEncType;
|
|
|
|
return [encUsername, encPassword, encType];
|
|
},
|
|
|
|
/**
|
|
* Decrypts username and password fields in the provided array of
|
|
* logins.
|
|
*
|
|
* The entries specified by the array will be decrypted, if possible.
|
|
* An array of successfully decrypted logins will be returned. The return
|
|
* value should be given to external callers (since still-encrypted
|
|
* entries are useless), whereas internal callers generally don't want
|
|
* to lose unencrypted entries (eg, because the user clicked Cancel
|
|
* instead of entering their master password)
|
|
*/
|
|
_decryptLogins(logins) {
|
|
let result = [];
|
|
|
|
for (let login of logins) {
|
|
try {
|
|
login.username = this._crypto.decrypt(login.username);
|
|
login.password = this._crypto.decrypt(login.password);
|
|
} catch (e) {
|
|
// If decryption failed (corrupt entry?), just skip it.
|
|
// Rethrow other errors (like canceling entry of a master pw)
|
|
if (e.result == Cr.NS_ERROR_FAILURE) {
|
|
continue;
|
|
}
|
|
throw e;
|
|
}
|
|
result.push(login);
|
|
}
|
|
|
|
return result;
|
|
},
|
|
|
|
// Database Creation & Access
|
|
|
|
/**
|
|
* Creates a statement, wraps it, and then does parameter replacement
|
|
* Returns the wrapped statement for execution. Will use memoization
|
|
* so that statements can be reused.
|
|
*/
|
|
_dbCreateStatement(query, params) {
|
|
let wrappedStmt = this._dbStmts[query];
|
|
// Memoize the statements
|
|
if (!wrappedStmt) {
|
|
this.log("Creating new statement for query: " + query);
|
|
wrappedStmt = this._dbConnection.createStatement(query);
|
|
this._dbStmts[query] = wrappedStmt;
|
|
}
|
|
// Replace parameters, must be done 1 at a time
|
|
if (params) {
|
|
for (let i in params) {
|
|
wrappedStmt.params[i] = params[i];
|
|
}
|
|
}
|
|
return wrappedStmt;
|
|
},
|
|
|
|
/**
|
|
* Attempts to initialize the database. This creates the file if it doesn't
|
|
* exist, performs any migrations, etc. Return if this is the first run.
|
|
*/
|
|
_dbInit() {
|
|
this.log("Initializing Database");
|
|
let isFirstRun = false;
|
|
try {
|
|
this._dbConnection = Services.storage.openDatabase(this._signonsFile);
|
|
// Get the version of the schema in the file. It will be 0 if the
|
|
// database has not been created yet.
|
|
let version = this._dbConnection.schemaVersion;
|
|
if (version == 0) {
|
|
this._dbCreate();
|
|
isFirstRun = true;
|
|
} else if (version != DB_VERSION) {
|
|
this._dbMigrate(version);
|
|
}
|
|
} catch (e) {
|
|
if (e.result == Cr.NS_ERROR_FILE_CORRUPTED) {
|
|
// Database is corrupted, so we backup the database, then throw
|
|
// causing initialization to fail and a new db to be created next use
|
|
this._dbCleanup(true);
|
|
}
|
|
throw e;
|
|
}
|
|
|
|
Services.obs.addObserver(this, "profile-before-change");
|
|
return isFirstRun;
|
|
},
|
|
|
|
observe(subject, topic, data) {
|
|
switch (topic) {
|
|
case "profile-before-change":
|
|
Services.obs.removeObserver(this, "profile-before-change");
|
|
this._dbClose();
|
|
break;
|
|
}
|
|
},
|
|
|
|
_dbCreate() {
|
|
this.log("Creating Database");
|
|
this._dbCreateSchema();
|
|
this._dbConnection.schemaVersion = DB_VERSION;
|
|
},
|
|
|
|
_dbCreateSchema() {
|
|
this._dbCreateTables();
|
|
this._dbCreateIndices();
|
|
},
|
|
|
|
_dbCreateTables() {
|
|
this.log("Creating Tables");
|
|
for (let name in this._dbSchema.tables) {
|
|
this._dbConnection.createTable(name, this._dbSchema.tables[name]);
|
|
}
|
|
},
|
|
|
|
_dbCreateIndices() {
|
|
this.log("Creating Indices");
|
|
for (let name in this._dbSchema.indices) {
|
|
let index = this._dbSchema.indices[name];
|
|
let statement =
|
|
"CREATE INDEX IF NOT EXISTS " +
|
|
name +
|
|
" ON " +
|
|
index.table +
|
|
"(" +
|
|
index.columns.join(", ") +
|
|
")";
|
|
this._dbConnection.executeSimpleSQL(statement);
|
|
}
|
|
},
|
|
|
|
_dbMigrate(oldVersion) {
|
|
this.log("Attempting to migrate from version " + oldVersion);
|
|
|
|
if (oldVersion > DB_VERSION) {
|
|
this.log("Downgrading to version " + DB_VERSION);
|
|
// User's DB is newer. Sanity check that our expected columns are
|
|
// present, and if so mark the lower version and merrily continue
|
|
// on. If the columns are borked, something is wrong so blow away
|
|
// the DB and start from scratch. [Future incompatible upgrades
|
|
// should swtich to a different table or file.]
|
|
|
|
if (!this._dbAreExpectedColumnsPresent()) {
|
|
throw Components.Exception(
|
|
"DB is missing expected columns",
|
|
Cr.NS_ERROR_FILE_CORRUPTED
|
|
);
|
|
}
|
|
|
|
// Change the stored version to the current version. If the user
|
|
// runs the newer code again, it will see the lower version number
|
|
// and re-upgrade (to fixup any entries the old code added).
|
|
this._dbConnection.schemaVersion = DB_VERSION;
|
|
return;
|
|
}
|
|
|
|
// Upgrade to newer version...
|
|
|
|
let transaction = new Transaction(this._dbConnection);
|
|
|
|
try {
|
|
for (let v = oldVersion + 1; v <= DB_VERSION; v++) {
|
|
this.log("Upgrading to version " + v + "...");
|
|
let migrateFunction = "_dbMigrateToVersion" + v;
|
|
this[migrateFunction]();
|
|
}
|
|
} catch (e) {
|
|
this.log("Migration failed: " + e);
|
|
transaction.rollback();
|
|
throw e;
|
|
}
|
|
|
|
this._dbConnection.schemaVersion = DB_VERSION;
|
|
transaction.commit();
|
|
this.log("DB migration completed.");
|
|
},
|
|
|
|
/**
|
|
* Version 2 adds a GUID column. Existing logins are assigned a random GUID.
|
|
*/
|
|
_dbMigrateToVersion2() {
|
|
// Check to see if GUID column already exists, add if needed
|
|
let query;
|
|
if (!this._dbColumnExists("guid")) {
|
|
query = "ALTER TABLE moz_logins ADD COLUMN guid TEXT";
|
|
this._dbConnection.executeSimpleSQL(query);
|
|
|
|
query =
|
|
"CREATE INDEX IF NOT EXISTS moz_logins_guid_index ON moz_logins (guid)";
|
|
this._dbConnection.executeSimpleSQL(query);
|
|
}
|
|
|
|
// Get a list of IDs for existing logins
|
|
let ids = [];
|
|
query = "SELECT id FROM moz_logins WHERE guid isnull";
|
|
let stmt;
|
|
try {
|
|
stmt = this._dbCreateStatement(query);
|
|
while (stmt.executeStep()) {
|
|
ids.push(stmt.row.id);
|
|
}
|
|
} catch (e) {
|
|
this.log("Failed getting IDs: " + e);
|
|
throw e;
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
|
|
// Generate a GUID for each login and update the DB.
|
|
query = "UPDATE moz_logins SET guid = :guid WHERE id = :id";
|
|
for (let id of ids) {
|
|
let params = {
|
|
id,
|
|
guid: this._uuidService.generateUUID().toString(),
|
|
};
|
|
|
|
try {
|
|
stmt = this._dbCreateStatement(query, params);
|
|
stmt.execute();
|
|
} catch (e) {
|
|
this.log("Failed setting GUID: " + e);
|
|
throw e;
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Version 3 adds a encType column.
|
|
*/
|
|
_dbMigrateToVersion3() {
|
|
// Check to see if encType column already exists, add if needed
|
|
let query;
|
|
if (!this._dbColumnExists("encType")) {
|
|
query = "ALTER TABLE moz_logins ADD COLUMN encType INTEGER";
|
|
this._dbConnection.executeSimpleSQL(query);
|
|
|
|
query =
|
|
"CREATE INDEX IF NOT EXISTS " +
|
|
"moz_logins_encType_index ON moz_logins (encType)";
|
|
this._dbConnection.executeSimpleSQL(query);
|
|
}
|
|
|
|
// Get a list of existing logins
|
|
let logins = [];
|
|
let stmt;
|
|
query =
|
|
"SELECT id, encryptedUsername, encryptedPassword " +
|
|
"FROM moz_logins WHERE encType isnull";
|
|
try {
|
|
stmt = this._dbCreateStatement(query);
|
|
while (stmt.executeStep()) {
|
|
let params = { id: stmt.row.id };
|
|
// We will tag base64 logins correctly, but no longer support their use.
|
|
if (
|
|
stmt.row.encryptedUsername.charAt(0) == "~" ||
|
|
stmt.row.encryptedPassword.charAt(0) == "~"
|
|
) {
|
|
params.encType = Ci.nsILoginManagerCrypto.ENCTYPE_BASE64;
|
|
} else {
|
|
params.encType = Ci.nsILoginManagerCrypto.ENCTYPE_SDR;
|
|
}
|
|
logins.push(params);
|
|
}
|
|
} catch (e) {
|
|
this.log("Failed getting logins: " + e);
|
|
throw e;
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
|
|
// Determine encryption type for each login and update the DB.
|
|
query = "UPDATE moz_logins SET encType = :encType WHERE id = :id";
|
|
for (let params of logins) {
|
|
try {
|
|
stmt = this._dbCreateStatement(query, params);
|
|
stmt.execute();
|
|
} catch (e) {
|
|
this.log("Failed setting encType: " + e);
|
|
throw e;
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Version 4 adds timeCreated, timeLastUsed, timePasswordChanged,
|
|
* and timesUsed columns
|
|
*/
|
|
_dbMigrateToVersion4() {
|
|
let query;
|
|
// Add the new columns, if needed.
|
|
for (let column of [
|
|
"timeCreated",
|
|
"timeLastUsed",
|
|
"timePasswordChanged",
|
|
"timesUsed",
|
|
]) {
|
|
if (!this._dbColumnExists(column)) {
|
|
query = "ALTER TABLE moz_logins ADD COLUMN " + column + " INTEGER";
|
|
this._dbConnection.executeSimpleSQL(query);
|
|
}
|
|
}
|
|
|
|
// Get a list of IDs for existing logins.
|
|
let ids = [];
|
|
let stmt;
|
|
query =
|
|
"SELECT id FROM moz_logins WHERE timeCreated isnull OR " +
|
|
"timeLastUsed isnull OR timePasswordChanged isnull OR timesUsed isnull";
|
|
try {
|
|
stmt = this._dbCreateStatement(query);
|
|
while (stmt.executeStep()) {
|
|
ids.push(stmt.row.id);
|
|
}
|
|
} catch (e) {
|
|
this.log("Failed getting IDs: " + e);
|
|
throw e;
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
|
|
// Initialize logins with current time.
|
|
query =
|
|
"UPDATE moz_logins SET timeCreated = :initTime, timeLastUsed = :initTime, " +
|
|
"timePasswordChanged = :initTime, timesUsed = 1 WHERE id = :id";
|
|
let params = {
|
|
id: null,
|
|
initTime: Date.now(),
|
|
};
|
|
for (let id of ids) {
|
|
params.id = id;
|
|
try {
|
|
stmt = this._dbCreateStatement(query, params);
|
|
stmt.execute();
|
|
} catch (e) {
|
|
this.log("Failed setting timestamps: " + e);
|
|
throw e;
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Version 5 adds the moz_deleted_logins table
|
|
*/
|
|
_dbMigrateToVersion5() {
|
|
if (!this._dbConnection.tableExists("moz_deleted_logins")) {
|
|
this._dbConnection.createTable(
|
|
"moz_deleted_logins",
|
|
this._dbSchema.tables.moz_deleted_logins
|
|
);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Version 6 migrates all the hosts from
|
|
* moz_disabledHosts to the permission manager.
|
|
*/
|
|
_dbMigrateToVersion6() {
|
|
let disabledHosts = [];
|
|
let query = "SELECT hostname FROM moz_disabledHosts";
|
|
let stmt;
|
|
|
|
try {
|
|
stmt = this._dbCreateStatement(query);
|
|
|
|
while (stmt.executeStep()) {
|
|
disabledHosts.push(stmt.row.hostname);
|
|
}
|
|
|
|
for (let host of disabledHosts) {
|
|
try {
|
|
let uri = Services.io.newURI(host);
|
|
let principal = Services.scriptSecurityManager.createContentPrincipal(
|
|
uri,
|
|
{}
|
|
);
|
|
Services.perms.addFromPrincipal(
|
|
principal,
|
|
PERMISSION_SAVE_LOGINS,
|
|
Services.perms.DENY_ACTION
|
|
);
|
|
} catch (e) {
|
|
Cu.reportError(e);
|
|
}
|
|
}
|
|
} catch (e) {
|
|
this.log(`_dbMigrateToVersion6 failed: ${e.name} : ${e.message}`);
|
|
} finally {
|
|
if (stmt) {
|
|
stmt.reset();
|
|
}
|
|
}
|
|
|
|
query = "DELETE FROM moz_disabledHosts";
|
|
this._dbConnection.executeSimpleSQL(query);
|
|
},
|
|
|
|
/**
|
|
* Sanity check to ensure that the columns this version of the code expects
|
|
* are present in the DB we're using.
|
|
*/
|
|
_dbAreExpectedColumnsPresent() {
|
|
let query =
|
|
"SELECT " +
|
|
"id, " +
|
|
"hostname, " +
|
|
"httpRealm, " +
|
|
"formSubmitURL, " +
|
|
"usernameField, " +
|
|
"passwordField, " +
|
|
"encryptedUsername, " +
|
|
"encryptedPassword, " +
|
|
"guid, " +
|
|
"encType, " +
|
|
"timeCreated, " +
|
|
"timeLastUsed, " +
|
|
"timePasswordChanged, " +
|
|
"timesUsed " +
|
|
"FROM moz_logins";
|
|
try {
|
|
let stmt = this._dbConnection.createStatement(query);
|
|
// (no need to execute statement, if it compiled we're good)
|
|
stmt.finalize();
|
|
} catch (e) {
|
|
return false;
|
|
}
|
|
|
|
query = "SELECT id, hostname FROM moz_disabledHosts";
|
|
try {
|
|
let stmt = this._dbConnection.createStatement(query);
|
|
// (no need to execute statement, if it compiled we're good)
|
|
stmt.finalize();
|
|
} catch (e) {
|
|
return false;
|
|
}
|
|
|
|
this.log("verified that expected columns are present in DB.");
|
|
return true;
|
|
},
|
|
|
|
/**
|
|
* Checks to see if the named column already exists.
|
|
*/
|
|
_dbColumnExists(columnName) {
|
|
let query = "SELECT " + columnName + " FROM moz_logins";
|
|
try {
|
|
let stmt = this._dbConnection.createStatement(query);
|
|
// (no need to execute statement, if it compiled we're good)
|
|
stmt.finalize();
|
|
return true;
|
|
} catch (e) {
|
|
return false;
|
|
}
|
|
},
|
|
|
|
_dbClose() {
|
|
this.log("Closing the DB connection.");
|
|
// Finalize all statements to free memory, avoid errors later
|
|
for (let query in this._dbStmts) {
|
|
let stmt = this._dbStmts[query];
|
|
stmt.finalize();
|
|
}
|
|
this._dbStmts = {};
|
|
|
|
if (this._dbConnection !== null) {
|
|
try {
|
|
this._dbConnection.close();
|
|
} catch (e) {
|
|
Cu.reportError(e);
|
|
}
|
|
}
|
|
this._dbConnection = null;
|
|
},
|
|
|
|
/**
|
|
* Called when database creation fails. Finalizes database statements,
|
|
* closes the database connection, deletes the database file.
|
|
*/
|
|
_dbCleanup(backup) {
|
|
this.log("Cleaning up DB file - close & remove & backup=" + backup);
|
|
|
|
// Create backup file
|
|
if (backup) {
|
|
let backupFile = this._signonsFile.leafName + ".corrupt";
|
|
Services.storage.backupDatabaseFile(this._signonsFile, backupFile);
|
|
}
|
|
|
|
this._dbClose();
|
|
this._signonsFile.remove(false);
|
|
},
|
|
}; // end of nsLoginManagerStorage_mozStorage implementation
|
|
|
|
XPCOMUtils.defineLazyGetter(
|
|
this.LoginManagerStorage_mozStorage.prototype,
|
|
"log",
|
|
() => {
|
|
let logger = LoginHelper.createLogger("Login storage");
|
|
return logger.log.bind(logger);
|
|
}
|
|
);
|
|
|
|
const EXPORTED_SYMBOLS = ["LoginManagerStorage_mozStorage"];
|