diff options
Diffstat (limited to 'browser/actors/PluginParent.jsm')
| -rw-r--r-- | browser/actors/PluginParent.jsm | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/browser/actors/PluginParent.jsm b/browser/actors/PluginParent.jsm new file mode 100644 index 0000000000..21e15bbf5c --- /dev/null +++ b/browser/actors/PluginParent.jsm @@ -0,0 +1,223 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- + * 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"; + +var EXPORTED_SYMBOLS = ["PluginParent", "PluginManager"]; + +const { AppConstants } = ChromeUtils.importESModule( + "resource://gre/modules/AppConstants.sys.mjs" +); +const { XPCOMUtils } = ChromeUtils.importESModule( + "resource://gre/modules/XPCOMUtils.sys.mjs" +); + +const lazy = {}; + +ChromeUtils.defineModuleGetter( + lazy, + "CrashSubmit", + "resource://gre/modules/CrashSubmit.jsm" +); + +XPCOMUtils.defineLazyGetter(lazy, "gNavigatorBundle", function() { + const url = "chrome://browser/locale/browser.properties"; + return Services.strings.createBundle(url); +}); + +const PluginManager = { + gmpCrashes: new Map(), + + observe(subject, topic, data) { + switch (topic) { + case "gmp-plugin-crash": + this._registerGMPCrash(subject); + break; + } + }, + + _registerGMPCrash(subject) { + let propertyBag = subject; + if ( + !(propertyBag instanceof Ci.nsIWritablePropertyBag2) || + !propertyBag.hasKey("pluginID") || + !propertyBag.hasKey("pluginDumpID") || + !propertyBag.hasKey("pluginName") + ) { + console.error("PluginManager can not read plugin information."); + return; + } + + let pluginID = propertyBag.getPropertyAsUint32("pluginID"); + let pluginDumpID = propertyBag.getPropertyAsAString("pluginDumpID"); + let pluginName = propertyBag.getPropertyAsACString("pluginName"); + if (pluginDumpID) { + this.gmpCrashes.set(pluginID, { pluginDumpID, pluginID, pluginName }); + } + + // Only the parent process gets the gmp-plugin-crash observer + // notification, so we need to inform any content processes that + // the GMP has crashed. This then fires PluginCrashed events in + // all the relevant windows, which will trigger child actors being + // created, which will contact us again, when we'll use the + // gmpCrashes collection to respond. + if (Services.ppmm) { + Services.ppmm.broadcastAsyncMessage("gmp-plugin-crash", { + pluginName, + pluginID, + }); + } + }, + + /** + * Submit a crash report for a crashed plugin. + * + * @param pluginCrashID + * An object with a pluginID. + * @param keyVals + * An object whose key-value pairs will be merged + * with the ".extra" file submitted with the report. + * The properties of htis object will override properties + * of the same name in the .extra file. + */ + submitCrashReport(pluginCrashID, keyVals = {}) { + let report = this.getCrashReport(pluginCrashID); + if (!report) { + console.error( + `Could not find plugin dump IDs for ${JSON.stringify(pluginCrashID)}.` + + `It is possible that a report was already submitted.` + ); + return; + } + + let { pluginDumpID } = report; + lazy.CrashSubmit.submit( + pluginDumpID, + lazy.CrashSubmit.SUBMITTED_FROM_CRASH_TAB, + { + recordSubmission: true, + extraExtraKeyVals: keyVals, + } + ); + + this.gmpCrashes.delete(pluginCrashID.pluginID); + }, + + getCrashReport(pluginCrashID) { + return this.gmpCrashes.get(pluginCrashID.pluginID); + }, +}; + +class PluginParent extends JSWindowActorParent { + receiveMessage(msg) { + let browser = this.manager.rootFrameLoader.ownerElement; + switch (msg.name) { + case "PluginContent:ShowPluginCrashedNotification": + this.showPluginCrashedNotification(browser, msg.data.pluginCrashID); + break; + + default: + console.error( + "PluginParent did not expect to handle message ", + msg.name + ); + break; + } + + return null; + } + + /** + * Shows a plugin-crashed notification bar for a browser that has had a + * GMP plugin crash. + * + * @param browser + * The browser to show the notification for. + * @param pluginCrashID + * The unique-per-process identifier for GMP. + */ + showPluginCrashedNotification(browser, pluginCrashID) { + // If there's already an existing notification bar, don't do anything. + let notificationBox = browser.getTabBrowser().getNotificationBox(browser); + let notification = notificationBox.getNotificationWithValue( + "plugin-crashed" + ); + + let report = PluginManager.getCrashReport(pluginCrashID); + if (notification || !report) { + return; + } + + // Configure the notification bar + let priority = notificationBox.PRIORITY_WARNING_MEDIUM; + let iconURL = "chrome://global/skin/icons/plugin.svg"; + let reloadLabel = lazy.gNavigatorBundle.GetStringFromName( + "crashedpluginsMessage.reloadButton.label" + ); + let reloadKey = lazy.gNavigatorBundle.GetStringFromName( + "crashedpluginsMessage.reloadButton.accesskey" + ); + + let buttons = [ + { + label: reloadLabel, + accessKey: reloadKey, + popup: null, + callback() { + browser.reload(); + }, + }, + ]; + + if (AppConstants.MOZ_CRASHREPORTER) { + let submitLabel = lazy.gNavigatorBundle.GetStringFromName( + "crashedpluginsMessage.submitButton.label" + ); + let submitKey = lazy.gNavigatorBundle.GetStringFromName( + "crashedpluginsMessage.submitButton.accesskey" + ); + let submitButton = { + label: submitLabel, + accessKey: submitKey, + popup: null, + callback: () => { + PluginManager.submitCrashReport(pluginCrashID); + }, + }; + + buttons.push(submitButton); + } + + let messageString = lazy.gNavigatorBundle.formatStringFromName( + "crashedpluginsMessage.title", + [report.pluginName] + ); + notification = notificationBox.appendNotification( + "plugin-crashed", + { + label: messageString, + image: iconURL, + priority, + }, + buttons + ); + + // Add the "learn more" link. + let link = notification.ownerDocument.createXULElement("label", { + is: "text-link", + }); + link.setAttribute( + "value", + lazy.gNavigatorBundle.GetStringFromName("crashedpluginsMessage.learnMore") + ); + let crashurl = Services.urlFormatter.formatURLPref("app.support.baseURL"); + crashurl += "plugin-crashed-notificationbar"; + link.href = crashurl; + // Append a blank text node to make sure we don't put + // the link right next to the end of the message text. + notification.messageText.appendChild(new Text(" ")); + notification.messageText.appendChild(link); + } +} |