forked from mirrors/gecko-dev
9d60e0d578
Differential Revision: https://phabricator.services.mozilla.com/D45629 --HG-- extra : moz-landing-system : lando
416 lines
14 KiB
JavaScript
416 lines
14 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const kLoginsKey =
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"Software\\Microsoft\\Internet Explorer\\IntelliForms\\Storage2";
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const { AppConstants } = ChromeUtils.import(
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"resource://gre/modules/AppConstants.jsm"
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);
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const { OS } = ChromeUtils.import("resource://gre/modules/osfile.jsm");
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const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
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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 { MigrationUtils, MigratorPrototype } = ChromeUtils.import(
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"resource:///modules/MigrationUtils.jsm"
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);
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const { MSMigrationUtils } = ChromeUtils.import(
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"resource:///modules/MSMigrationUtils.jsm"
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);
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ChromeUtils.defineModuleGetter(
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this,
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"ctypes",
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"resource://gre/modules/ctypes.jsm"
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);
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ChromeUtils.defineModuleGetter(
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this,
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"PlacesUtils",
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"resource://gre/modules/PlacesUtils.jsm"
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);
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ChromeUtils.defineModuleGetter(
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this,
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"OSCrypto",
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"resource://gre/modules/OSCrypto.jsm"
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);
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XPCOMUtils.defineLazyGlobalGetters(this, ["URL"]);
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// Resources
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function History() {}
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History.prototype = {
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type: MigrationUtils.resourceTypes.HISTORY,
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get exists() {
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return true;
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},
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migrate: function H_migrate(aCallback) {
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let pageInfos = [];
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let typedURLs = MSMigrationUtils.getTypedURLs(
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"Software\\Microsoft\\Internet Explorer"
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);
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for (let entry of Cc[
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"@mozilla.org/profile/migrator/iehistoryenumerator;1"
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].createInstance(Ci.nsISimpleEnumerator)) {
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let url = entry.get("uri").QueryInterface(Ci.nsIURI);
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// MSIE stores some types of URLs in its history that we don't handle,
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// like HTMLHelp and others. Since we don't properly map handling for
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// all of them we just avoid importing them.
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if (!["http", "https", "ftp", "file"].includes(url.scheme)) {
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continue;
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}
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let title = entry.get("title");
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// Embed visits have no title and don't need to be imported.
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if (!title.length) {
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continue;
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}
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// The typed urls are already fixed-up, so we can use them for comparison.
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let transition = typedURLs.has(url.spec)
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? PlacesUtils.history.TRANSITIONS.LINK
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: PlacesUtils.history.TRANSITIONS.TYPED;
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// use the current date if we have no visits for this entry.
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let time = entry.get("time");
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pageInfos.push({
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url,
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title,
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visits: [
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{
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transition,
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date: time ? PlacesUtils.toDate(entry.get("time")) : new Date(),
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},
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],
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});
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}
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// Check whether there is any history to import.
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if (!pageInfos.length) {
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aCallback(true);
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return;
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}
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MigrationUtils.insertVisitsWrapper(pageInfos).then(
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() => aCallback(true),
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() => aCallback(false)
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);
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},
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};
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// IE form password migrator supporting windows from XP until 7 and IE from 7 until 11
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function IE7FormPasswords() {
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// used to distinguish between this migrator and other passwords migrators in tests.
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this.name = "IE7FormPasswords";
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}
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IE7FormPasswords.prototype = {
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type: MigrationUtils.resourceTypes.PASSWORDS,
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get exists() {
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// work only on windows until 7
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if (AppConstants.isPlatformAndVersionAtLeast("win", "6.2")) {
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return false;
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}
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try {
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let nsIWindowsRegKey = Ci.nsIWindowsRegKey;
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let key = Cc["@mozilla.org/windows-registry-key;1"].createInstance(
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nsIWindowsRegKey
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);
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key.open(
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nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
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kLoginsKey,
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nsIWindowsRegKey.ACCESS_READ
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);
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let count = key.valueCount;
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key.close();
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return count > 0;
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} catch (e) {
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return false;
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}
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},
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async migrate(aCallback) {
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let uris = []; // the uris of the websites that are going to be migrated
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for (let entry of Cc[
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"@mozilla.org/profile/migrator/iehistoryenumerator;1"
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].createInstance(Ci.nsISimpleEnumerator)) {
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let uri = entry.get("uri").QueryInterface(Ci.nsIURI);
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// MSIE stores some types of URLs in its history that we don't handle, like HTMLHelp
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// and others. Since we are not going to import the logins that are performed in these URLs
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// we can just skip them.
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if (!["http", "https", "ftp"].includes(uri.scheme)) {
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continue;
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}
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uris.push(uri);
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}
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await this._migrateURIs(uris);
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aCallback(true);
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},
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/**
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* Migrate the logins that were saved for the uris arguments.
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* @param {nsIURI[]} uris - the uris that are going to be migrated.
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*/
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async _migrateURIs(uris) {
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this.ctypesKernelHelpers = new MSMigrationUtils.CtypesKernelHelpers();
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this._crypto = new OSCrypto();
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let nsIWindowsRegKey = Ci.nsIWindowsRegKey;
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let key = Cc["@mozilla.org/windows-registry-key;1"].createInstance(
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nsIWindowsRegKey
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);
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key.open(
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nsIWindowsRegKey.ROOT_KEY_CURRENT_USER,
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kLoginsKey,
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nsIWindowsRegKey.ACCESS_READ
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);
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let urlsSet = new Set(); // set of the already processed urls.
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// number of the successfully decrypted registry values
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let successfullyDecryptedValues = 0;
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/* The logins are stored in the registry, where the key is a hashed URL and its
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* value contains the encrypted details for all logins for that URL.
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*
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* First iterate through IE history, hashing each URL and looking for a match. If
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* found, decrypt the value, using the URL as a salt. Finally add any found logins
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* to the Firefox password manager.
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*/
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let logins = [];
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for (let uri of uris) {
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try {
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// remove the query and the ref parts of the URL
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let urlObject = new URL(uri.spec);
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let url = urlObject.origin + urlObject.pathname;
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// if the current url is already processed, it should be skipped
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if (urlsSet.has(url)) {
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continue;
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}
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urlsSet.add(url);
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// hash value of the current uri
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let hashStr = this._crypto.getIELoginHash(url);
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if (!key.hasValue(hashStr)) {
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continue;
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}
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let value = key.readBinaryValue(hashStr);
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// if no value was found, the uri is skipped
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if (value == null) {
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continue;
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}
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let data;
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try {
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// the url is used as salt to decrypt the registry value
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data = this._crypto.decryptData(value, url);
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} catch (e) {
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continue;
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}
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// extract the login details from the decrypted data
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let ieLogins = this._extractDetails(data, uri);
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// if at least a credential was found in the current data, successfullyDecryptedValues should
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// be incremented by one
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if (ieLogins.length) {
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successfullyDecryptedValues++;
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}
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for (let ieLogin of ieLogins) {
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logins.push({
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username: ieLogin.username,
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password: ieLogin.password,
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origin: ieLogin.url,
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timeCreated: ieLogin.creation,
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});
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}
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} catch (e) {
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Cu.reportError(
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"Error while importing logins for " + uri.spec + ": " + e
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);
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}
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}
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if (logins.length) {
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await MigrationUtils.insertLoginsWrapper(logins);
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}
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// if the number of the imported values is less than the number of values in the key, it means
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// that not all the values were imported and an error should be reported
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if (successfullyDecryptedValues < key.valueCount) {
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Cu.reportError(
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"We failed to decrypt and import some logins. " +
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"This is likely because we didn't find the URLs where these " +
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"passwords were submitted in the IE history and which are needed to be used " +
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"as keys in the decryption."
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);
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}
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key.close();
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this._crypto.finalize();
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this.ctypesKernelHelpers.finalize();
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},
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_crypto: null,
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/**
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* Extract the details of one or more logins from the raw decrypted data.
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* @param {string} data - the decrypted data containing raw information.
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* @param {nsURI} uri - the nsURI of page where the login has occur.
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* @returns {Object[]} array of objects where each of them contains the username, password, URL,
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* and creation time representing all the logins found in the data arguments.
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*/
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_extractDetails(data, uri) {
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// the structure of the header of the IE7 decrypted data for all the logins sharing the same URL
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let loginData = new ctypes.StructType("loginData", [
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// Bytes 0-3 are not needed and not documented
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{ unknown1: ctypes.uint32_t },
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// Bytes 4-7 are the header size
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{ headerSize: ctypes.uint32_t },
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// Bytes 8-11 are the data size
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{ dataSize: ctypes.uint32_t },
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// Bytes 12-19 are not needed and not documented
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{ unknown2: ctypes.uint32_t },
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{ unknown3: ctypes.uint32_t },
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// Bytes 20-23 are the data count: each username and password is considered as a data
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{ dataMax: ctypes.uint32_t },
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// Bytes 24-35 are not needed and not documented
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{ unknown4: ctypes.uint32_t },
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{ unknown5: ctypes.uint32_t },
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{ unknown6: ctypes.uint32_t },
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]);
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// the structure of a IE7 decrypted login item
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let loginItem = new ctypes.StructType("loginItem", [
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// Bytes 0-3 are the offset of the username
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{ usernameOffset: ctypes.uint32_t },
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// Bytes 4-11 are the date
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{ loDateTime: ctypes.uint32_t },
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{ hiDateTime: ctypes.uint32_t },
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// Bytes 12-15 are not needed and not documented
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{ foo: ctypes.uint32_t },
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// Bytes 16-19 are the offset of the password
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{ passwordOffset: ctypes.uint32_t },
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// Bytes 20-31 are not needed and not documented
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{ unknown1: ctypes.uint32_t },
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{ unknown2: ctypes.uint32_t },
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{ unknown3: ctypes.uint32_t },
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]);
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let url = uri.prePath;
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let results = [];
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let arr = this._crypto.stringToArray(data);
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// convert data to ctypes.unsigned_char.array(arr.length)
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let cdata = ctypes.unsigned_char.array(arr.length)(arr);
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// Bytes 0-35 contain the loginData data structure for all the logins sharing the same URL
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let currentLoginData = ctypes.cast(cdata, loginData);
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let headerSize = currentLoginData.headerSize;
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let currentInfoIndex = loginData.size;
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// pointer to the current login item
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let currentLoginItemPointer = ctypes.cast(
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cdata.addressOfElement(currentInfoIndex),
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loginItem.ptr
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);
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// currentLoginData.dataMax is the data count: each username and password is considered as
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// a data. So, the number of logins is the number of data dived by 2
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let numLogins = currentLoginData.dataMax / 2;
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for (let n = 0; n < numLogins; n++) {
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// Bytes 0-31 starting from currentInfoIndex contain the loginItem data structure for the
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// current login
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let currentLoginItem = currentLoginItemPointer.contents;
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let creation =
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this.ctypesKernelHelpers.fileTimeToSecondsSinceEpoch(
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currentLoginItem.hiDateTime,
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currentLoginItem.loDateTime
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) * 1000;
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let currentResult = {
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creation,
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url,
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};
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// The username is UTF-16 and null-terminated.
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currentResult.username = ctypes
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.cast(
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cdata.addressOfElement(
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headerSize + 12 + currentLoginItem.usernameOffset
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),
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ctypes.char16_t.ptr
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)
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.readString();
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// The password is UTF-16 and null-terminated.
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currentResult.password = ctypes
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.cast(
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cdata.addressOfElement(
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headerSize + 12 + currentLoginItem.passwordOffset
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),
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ctypes.char16_t.ptr
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)
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.readString();
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results.push(currentResult);
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// move to the next login item
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currentLoginItemPointer = currentLoginItemPointer.increment();
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}
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return results;
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},
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};
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function IEProfileMigrator() {
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this.wrappedJSObject = this; // export this to be able to use it in the unittest.
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}
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IEProfileMigrator.prototype = Object.create(MigratorPrototype);
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IEProfileMigrator.prototype.getResources = function IE_getResources() {
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let resources = [
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MSMigrationUtils.getBookmarksMigrator(),
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new History(),
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MSMigrationUtils.getCookiesMigrator(),
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];
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// Only support the form password migrator for Windows XP to 7.
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if (AppConstants.isPlatformAndVersionAtMost("win", "6.1")) {
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resources.push(new IE7FormPasswords());
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}
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let windowsVaultFormPasswordsMigrator = MSMigrationUtils.getWindowsVaultFormPasswordsMigrator();
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windowsVaultFormPasswordsMigrator.name = "IEVaultFormPasswords";
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resources.push(windowsVaultFormPasswordsMigrator);
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return resources.filter(r => r.exists);
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};
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IEProfileMigrator.prototype.getLastUsedDate = function IE_getLastUsedDate() {
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let datePromises = ["Favs", "CookD"].map(dirId => {
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let { path } = Services.dirsvc.get(dirId, Ci.nsIFile);
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return OS.File.stat(path)
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.catch(() => null)
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.then(info => {
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return info ? info.lastModificationDate : 0;
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});
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});
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datePromises.push(
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new Promise(resolve => {
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let typedURLs = new Map();
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try {
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typedURLs = MSMigrationUtils.getTypedURLs(
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"Software\\Microsoft\\Internet Explorer"
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);
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} catch (ex) {}
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let dates = [0, ...typedURLs.values()];
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// dates is an array of PRTimes, which are in microseconds - convert to milliseconds
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resolve(Math.max.apply(Math, dates) / 1000);
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})
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);
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return Promise.all(datePromises).then(dates => {
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return new Date(Math.max.apply(Math, dates));
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});
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};
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IEProfileMigrator.prototype.classDescription = "IE Profile Migrator";
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IEProfileMigrator.prototype.contractID =
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"@mozilla.org/profile/migrator;1?app=browser&type=ie";
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IEProfileMigrator.prototype.classID = Components.ID(
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"{3d2532e3-4932-4774-b7ba-968f5899d3a4}"
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);
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var EXPORTED_SYMBOLS = ["IEProfileMigrator"];
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