diff options
Diffstat (limited to 'toolkit/mozapps/webextensions/GMPInstallManager.jsm')
| -rw-r--r-- | toolkit/mozapps/webextensions/GMPInstallManager.jsm | 523 |
1 files changed, 0 insertions, 523 deletions
diff --git a/toolkit/mozapps/webextensions/GMPInstallManager.jsm b/toolkit/mozapps/webextensions/GMPInstallManager.jsm deleted file mode 100644 index b5987ca55..000000000 --- a/toolkit/mozapps/webextensions/GMPInstallManager.jsm +++ /dev/null @@ -1,523 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ - -"use strict"; - -this.EXPORTED_SYMBOLS = []; - -const {classes: Cc, interfaces: Ci, results: Cr, utils: Cu, manager: Cm} = - Components; -// 1 day default -const DEFAULT_SECONDS_BETWEEN_CHECKS = 60 * 60 * 24; - -var GMPInstallFailureReason = { - GMP_INVALID: 1, - GMP_HIDDEN: 2, - GMP_DISABLED: 3, - GMP_UPDATE_DISABLED: 4, -}; - -Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -Cu.import("resource://gre/modules/Services.jsm"); -Cu.import("resource://gre/modules/FileUtils.jsm"); -Cu.import("resource://gre/modules/Promise.jsm"); -Cu.import("resource://gre/modules/Preferences.jsm"); -Cu.import("resource://gre/modules/Log.jsm"); -Cu.import("resource://gre/modules/osfile.jsm"); -Cu.import("resource://gre/modules/Task.jsm"); -Cu.import("resource://gre/modules/GMPUtils.jsm"); -Cu.import("resource://gre/modules/addons/ProductAddonChecker.jsm"); - -this.EXPORTED_SYMBOLS = ["GMPInstallManager", "GMPExtractor", "GMPDownloader", - "GMPAddon"]; - -// Shared code for suppressing bad cert dialogs -XPCOMUtils.defineLazyGetter(this, "gCertUtils", function() { - let temp = { }; - Cu.import("resource://gre/modules/CertUtils.jsm", temp); - return temp; -}); - -XPCOMUtils.defineLazyModuleGetter(this, "UpdateUtils", - "resource://gre/modules/UpdateUtils.jsm"); - -function getScopedLogger(prefix) { - // `PARENT_LOGGER_ID.` being passed here effectively links this logger - // to the parentLogger. - return Log.repository.getLoggerWithMessagePrefix("Toolkit.GMP", prefix + " "); -} - -/** - * Provides an easy API for downloading and installing GMP Addons - */ -function GMPInstallManager() { -} -/** - * Temp file name used for downloading - */ -GMPInstallManager.prototype = { - /** - * Obtains a URL with replacement of vars - */ - _getURL: function() { - let log = getScopedLogger("GMPInstallManager._getURL"); - // Use the override URL if it is specified. The override URL is just like - // the normal URL but it does not check the cert. - let url = GMPPrefs.get(GMPPrefs.KEY_URL_OVERRIDE); - if (url) { - log.info("Using override url: " + url); - } else { - url = GMPPrefs.get(GMPPrefs.KEY_URL); - log.info("Using url: " + url); - } - - url = UpdateUtils.formatUpdateURL(url); - - log.info("Using url (with replacement): " + url); - return url; - }, - /** - * Performs an addon check. - * @return a promise which will be resolved or rejected. - * The promise is resolved with an object with properties: - * gmpAddons: array of GMPAddons - * usedFallback: whether the data was collected from online or - * from fallback data within the build - * The promise is rejected with an object with properties: - * target: The XHR request object - * status: The HTTP status code - * type: Sometimes specifies type of rejection - */ - checkForAddons: function() { - let log = getScopedLogger("GMPInstallManager.checkForAddons"); - if (this._deferred) { - log.error("checkForAddons already called"); - return Promise.reject({type: "alreadycalled"}); - } - this._deferred = Promise.defer(); - let url = this._getURL(); - - let allowNonBuiltIn = true; - let certs = null; - if (!Services.prefs.prefHasUserValue(GMPPrefs.KEY_URL_OVERRIDE)) { - allowNonBuiltIn = !GMPPrefs.get(GMPPrefs.KEY_CERT_REQUIREBUILTIN, true); - if (GMPPrefs.get(GMPPrefs.KEY_CERT_CHECKATTRS, true)) { - certs = gCertUtils.readCertPrefs(GMPPrefs.KEY_CERTS_BRANCH); - } - } - - let addonPromise = ProductAddonChecker - .getProductAddonList(url, allowNonBuiltIn, certs); - - addonPromise.then(res => { - if (!res || !res.gmpAddons) { - this._deferred.resolve({gmpAddons: []}); - } - else { - res.gmpAddons = res.gmpAddons.map(a => new GMPAddon(a)); - this._deferred.resolve(res); - } - delete this._deferred; - }, (ex) => { - this._deferred.reject(ex); - delete this._deferred; - }); - - return this._deferred.promise; - }, - /** - * Installs the specified addon and calls a callback when done. - * @param gmpAddon The GMPAddon object to install - * @return a promise which will be resolved or rejected - * The promise will resolve with an array of paths that were extracted - * The promise will reject with an error object: - * target: The XHR request object - * status: The HTTP status code - * type: A string to represent the type of error - * downloaderr, verifyerr or previouserrorencountered - */ - installAddon: function(gmpAddon) { - if (this._deferred) { - log.error("previous error encountered"); - return Promise.reject({type: "previouserrorencountered"}); - } - this.gmpDownloader = new GMPDownloader(gmpAddon); - return this.gmpDownloader.start(); - }, - _getTimeSinceLastCheck: function() { - let now = Math.round(Date.now() / 1000); - // Default to 0 here because `now - 0` will be returned later if that case - // is hit. We want a large value so a check will occur. - let lastCheck = GMPPrefs.get(GMPPrefs.KEY_UPDATE_LAST_CHECK, 0); - // Handle clock jumps, return now since we want it to represent - // a lot of time has passed since the last check. - if (now < lastCheck) { - return now; - } - return now - lastCheck; - }, - get _isEMEEnabled() { - return GMPPrefs.get(GMPPrefs.KEY_EME_ENABLED, true); - }, - _isAddonEnabled: function(aAddon) { - return GMPPrefs.get(GMPPrefs.KEY_PLUGIN_ENABLED, true, aAddon); - }, - _isAddonUpdateEnabled: function(aAddon) { - return this._isAddonEnabled(aAddon) && - GMPPrefs.get(GMPPrefs.KEY_PLUGIN_AUTOUPDATE, true, aAddon); - }, - _updateLastCheck: function() { - let now = Math.round(Date.now() / 1000); - GMPPrefs.set(GMPPrefs.KEY_UPDATE_LAST_CHECK, now); - }, - _versionchangeOccurred: function() { - let savedBuildID = GMPPrefs.get(GMPPrefs.KEY_BUILDID, null); - let buildID = Services.appinfo.platformBuildID; - if (savedBuildID == buildID) { - return false; - } - GMPPrefs.set(GMPPrefs.KEY_BUILDID, buildID); - return true; - }, - /** - * Wrapper for checkForAddons and installAddon. - * Will only install if not already installed and will log the results. - * This will only install/update the OpenH264 and EME plugins - * @return a promise which will be resolved if all addons could be installed - * successfully, rejected otherwise. - */ - simpleCheckAndInstall: Task.async(function*() { - let log = getScopedLogger("GMPInstallManager.simpleCheckAndInstall"); - - if (this._versionchangeOccurred()) { - log.info("A version change occurred. Ignoring " + - "media.gmp-manager.lastCheck to check immediately for " + - "new or updated GMPs."); - } else { - let secondsBetweenChecks = - GMPPrefs.get(GMPPrefs.KEY_SECONDS_BETWEEN_CHECKS, - DEFAULT_SECONDS_BETWEEN_CHECKS) - let secondsSinceLast = this._getTimeSinceLastCheck(); - log.info("Last check was: " + secondsSinceLast + - " seconds ago, minimum seconds: " + secondsBetweenChecks); - if (secondsBetweenChecks > secondsSinceLast) { - log.info("Will not check for updates."); - return {status: "too-frequent-no-check"}; - } - } - - try { - let {usedFallback, gmpAddons} = yield this.checkForAddons(); - this._updateLastCheck(); - log.info("Found " + gmpAddons.length + " addons advertised."); - let addonsToInstall = gmpAddons.filter(function(gmpAddon) { - log.info("Found addon: " + gmpAddon.toString()); - - if (!gmpAddon.isValid) { - log.info("Addon |" + gmpAddon.id + "| is invalid."); - return false; - } - - if (GMPUtils.isPluginHidden(gmpAddon)) { - log.info("Addon |" + gmpAddon.id + "| has been hidden."); - return false; - } - - if (gmpAddon.isInstalled) { - log.info("Addon |" + gmpAddon.id + "| already installed."); - return false; - } - - // Do not install from fallback if already installed as it - // may be a downgrade - if (usedFallback && gmpAddon.isUpdate) { - log.info("Addon |" + gmpAddon.id + "| not installing updates based " + - "on fallback."); - return false; - } - - let addonUpdateEnabled = false; - if (GMP_PLUGIN_IDS.indexOf(gmpAddon.id) >= 0) { - if (!this._isAddonEnabled(gmpAddon.id)) { - log.info("GMP |" + gmpAddon.id + "| has been disabled; skipping check."); - } else if (!this._isAddonUpdateEnabled(gmpAddon.id)) { - log.info("Auto-update is off for " + gmpAddon.id + - ", skipping check."); - } else { - addonUpdateEnabled = true; - } - } else { - // Currently, we only support installs of OpenH264 and EME plugins. - log.info("Auto-update is off for unknown plugin '" + gmpAddon.id + - "', skipping check."); - } - - return addonUpdateEnabled; - }, this); - - if (!addonsToInstall.length) { - log.info("No new addons to install, returning"); - return {status: "nothing-new-to-install"}; - } - - let installResults = []; - let failureEncountered = false; - for (let addon of addonsToInstall) { - try { - yield this.installAddon(addon); - installResults.push({ - id: addon.id, - result: "succeeded", - }); - } catch (e) { - failureEncountered = true; - installResults.push({ - id: addon.id, - result: "failed", - }); - } - } - if (failureEncountered) { - throw {status: "failed", - results: installResults}; - } - return {status: "succeeded", - results: installResults}; - } catch (e) { - log.error("Could not check for addons", e); - throw e; - } - }), - - /** - * Makes sure everything is cleaned up - */ - uninit: function() { - let log = getScopedLogger("GMPInstallManager.uninit"); - if (this._request) { - log.info("Aborting request"); - this._request.abort(); - } - if (this._deferred) { - log.info("Rejecting deferred"); - this._deferred.reject({type: "uninitialized"}); - } - log.info("Done cleanup"); - }, - - /** - * If set to true, specifies to leave the temporary downloaded zip file. - * This is useful for tests. - */ - overrideLeaveDownloadedZip: false, -}; - -/** - * Used to construct a single GMP addon - * GMPAddon objects are returns from GMPInstallManager.checkForAddons - * GMPAddon objects can also be used in calls to GMPInstallManager.installAddon - * - * @param addon The ProductAddonChecker `addon` object - */ -function GMPAddon(addon) { - let log = getScopedLogger("GMPAddon.constructor"); - for (let name of Object.keys(addon)) { - this[name] = addon[name]; - } - log.info ("Created new addon: " + this.toString()); -} - -GMPAddon.prototype = { - /** - * Returns a string representation of the addon - */ - toString: function() { - return this.id + " (" + - "isValid: " + this.isValid + - ", isInstalled: " + this.isInstalled + - ", hashFunction: " + this.hashFunction+ - ", hashValue: " + this.hashValue + - (this.size !== undefined ? ", size: " + this.size : "" ) + - ")"; - }, - /** - * If all the fields aren't specified don't consider this addon valid - * @return true if the addon is parsed and valid - */ - get isValid() { - return this.id && this.URL && this.version && - this.hashFunction && !!this.hashValue; - }, - get isInstalled() { - return this.version && - GMPPrefs.get(GMPPrefs.KEY_PLUGIN_VERSION, "", this.id) === this.version; - }, - get isEME() { - return this.id == "gmp-widevinecdm" || this.id.indexOf("gmp-eme-") == 0; - }, - /** - * @return true if the addon has been previously installed and this is - * a new version, if this is a fresh install return false - */ - get isUpdate() { - return this.version && - GMPPrefs.get(GMPPrefs.KEY_PLUGIN_VERSION, false, this.id); - }, -}; -/** - * Constructs a GMPExtractor object which is used to extract a GMP zip - * into the specified location. (Which typically leties per platform) - * @param zipPath The path on disk of the zip file to extract - */ -function GMPExtractor(zipPath, installToDirPath) { - this.zipPath = zipPath; - this.installToDirPath = installToDirPath; -} -GMPExtractor.prototype = { - /** - * Obtains a list of all the entries in a zipfile in the format of *.*. - * This also includes files inside directories. - * - * @param zipReader the nsIZipReader to check - * @return An array of string name entries which can be used - * in nsIZipReader.extract - */ - _getZipEntries: function(zipReader) { - let entries = []; - let enumerator = zipReader.findEntries("*.*"); - while (enumerator.hasMore()) { - entries.push(enumerator.getNext()); - } - return entries; - }, - /** - * Installs the this.zipPath contents into the directory used to store GMP - * addons for the current platform. - * - * @return a promise which will be resolved or rejected - * See GMPInstallManager.installAddon for resolve/rejected info - */ - install: function() { - try { - let log = getScopedLogger("GMPExtractor.install"); - this._deferred = Promise.defer(); - log.info("Installing " + this.zipPath + "..."); - // Get the input zip file - let zipFile = Cc["@mozilla.org/file/local;1"]. - createInstance(Ci.nsIFile); - zipFile.initWithPath(this.zipPath); - - // Initialize a zipReader and obtain the entries - var zipReader = Cc["@mozilla.org/libjar/zip-reader;1"]. - createInstance(Ci.nsIZipReader); - zipReader.open(zipFile) - let entries = this._getZipEntries(zipReader); - let extractedPaths = []; - - let destDir = Cc["@mozilla.org/file/local;1"]. - createInstance(Ci.nsILocalFile); - destDir.initWithPath(this.installToDirPath); - // Make sure the destination exists - if (!destDir.exists()) { - destDir.create(Ci.nsIFile.DIRECTORY_TYPE, parseInt("0755", 8)); - } - - // Extract each of the entries - entries.forEach(entry => { - // We don't need these types of files - if (entry.includes("__MACOSX") || - entry == "_metadata/verified_contents.json" || - entry == "imgs/icon-128x128.png") { - return; - } - let outFile = destDir.clone(); - // Do not extract into directories. Extract all files to the same - // directory. DO NOT use |OS.Path.basename()| here, as in Windows it - // does not work properly with forward slashes (which we must use here). - let outBaseName = entry.slice(entry.lastIndexOf("/") + 1); - outFile.appendRelativePath(outBaseName); - - zipReader.extract(entry, outFile); - extractedPaths.push(outFile.path); - // Ensure files are writable and executable. Otherwise we may be unable to - // execute or uninstall them. - outFile.permissions |= parseInt("0700", 8); - log.info(entry + " was successfully extracted to: " + - outFile.path); - }); - zipReader.close(); - if (!GMPInstallManager.overrideLeaveDownloadedZip) { - zipFile.remove(false); - } - - log.info(this.zipPath + " was installed successfully"); - this._deferred.resolve(extractedPaths); - } catch (e) { - if (zipReader) { - zipReader.close(); - } - this._deferred.reject({ - target: this, - status: e, - type: "exception" - }); - } - return this._deferred.promise; - } -}; - - -/** - * Constructs an object which downloads and initiates an install of - * the specified GMPAddon object. - * @param gmpAddon The addon to install. - */ -function GMPDownloader(gmpAddon) -{ - this._gmpAddon = gmpAddon; -} - -GMPDownloader.prototype = { - /** - * Starts the download process for an addon. - * @return a promise which will be resolved or rejected - * See GMPInstallManager.installAddon for resolve/rejected info - */ - start: function() { - let log = getScopedLogger("GMPDownloader"); - let gmpAddon = this._gmpAddon; - - if (!gmpAddon.isValid) { - log.info("gmpAddon is not valid, will not continue"); - return Promise.reject({ - target: this, - status: status, - type: "downloaderr" - }); - } - - return ProductAddonChecker.downloadAddon(gmpAddon).then((zipPath) => { - let path = OS.Path.join(OS.Constants.Path.profileDir, - gmpAddon.id, - gmpAddon.version); - log.info("install to directory path: " + path); - let gmpInstaller = new GMPExtractor(zipPath, path); - let installPromise = gmpInstaller.install(); - return installPromise.then(extractedPaths => { - // Success, set the prefs - let now = Math.round(Date.now() / 1000); - GMPPrefs.set(GMPPrefs.KEY_PLUGIN_LAST_UPDATE, now, gmpAddon.id); - // Remember our ABI, so that if the profile is migrated to another - // platform or from 32 -> 64 bit, we notice and don't try to load the - // unexecutable plugin library. - GMPPrefs.set(GMPPrefs.KEY_PLUGIN_ABI, UpdateUtils.ABI, gmpAddon.id); - // Setting the version pref signals installation completion to consumers, - // if you need to set other prefs etc. do it before this. - GMPPrefs.set(GMPPrefs.KEY_PLUGIN_VERSION, gmpAddon.version, - gmpAddon.id); - return extractedPaths; - }); - }); - }, -}; |