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/* 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 Cc = Components.classes;
var Ci = Components.interfaces;
var Cu = Components.utils;
var Cr = Components.results;
this.EXPORTED_SYMBOLS = [ "TabCrashHandler",
"PluginCrashReporter",
"UnsubmittedCrashHandler" ];
Cu.import("resource://gre/modules/XPCOMUtils.jsm");
Cu.import("resource://gre/modules/Services.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "CrashSubmit",
"resource://gre/modules/CrashSubmit.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "AppConstants",
"resource://gre/modules/AppConstants.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "RemotePages",
"resource://gre/modules/RemotePageManager.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "SessionStore",
"resource:///modules/sessionstore/SessionStore.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "Task",
"resource://gre/modules/Task.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "RecentWindow",
"resource:///modules/RecentWindow.jsm");
XPCOMUtils.defineLazyModuleGetter(this, "PluralForm",
"resource://gre/modules/PluralForm.jsm");
XPCOMUtils.defineLazyGetter(this, "gNavigatorBundle", function() {
const url = "chrome://browser/locale/browser.properties";
return Services.strings.createBundle(url);
});
// We don't process crash reports older than 28 days, so don't bother
// submitting them
const PENDING_CRASH_REPORT_DAYS = 28;
const DAY = 24 * 60 * 60 * 1000; // milliseconds
const DAYS_TO_SUPPRESS = 30;
const MAX_UNSEEN_CRASHED_CHILD_IDS = 20;
this.TabCrashHandler = {
_crashedTabCount: 0,
childMap: new Map(),
browserMap: new WeakMap(),
unseenCrashedChildIDs: [],
crashedBrowserQueues: new Map(),
get prefs() {
delete this.prefs;
return this.prefs = Services.prefs.getBranch("browser.tabs.crashReporting.");
},
init: function () {
if (this.initialized)
return;
this.initialized = true;
Services.obs.addObserver(this, "ipc:content-shutdown", false);
Services.obs.addObserver(this, "oop-frameloader-crashed", false);
this.pageListener = new RemotePages("about:tabcrashed");
// LOAD_BACKGROUND pages don't fire load events, so the about:tabcrashed
// content will fire up its own message when its initial scripts have
// finished running.
this.pageListener.addMessageListener("Load", this.receiveMessage.bind(this));
this.pageListener.addMessageListener("RemotePage:Unload", this.receiveMessage.bind(this));
this.pageListener.addMessageListener("closeTab", this.receiveMessage.bind(this));
this.pageListener.addMessageListener("restoreTab", this.receiveMessage.bind(this));
this.pageListener.addMessageListener("restoreAll", this.receiveMessage.bind(this));
},
observe: function (aSubject, aTopic, aData) {
switch (aTopic) {
case "ipc:content-shutdown": {
aSubject.QueryInterface(Ci.nsIPropertyBag2);
if (!aSubject.get("abnormal")) {
return;
}
let childID = aSubject.get("childID");
let dumpID = aSubject.get("dumpID");
if (!dumpID) {
Services.telemetry
.getHistogramById("FX_CONTENT_CRASH_DUMP_UNAVAILABLE")
.add(1);
}
if (!this.flushCrashedBrowserQueue(childID)) {
this.unseenCrashedChildIDs.push(childID);
// The elements in unseenCrashedChildIDs will only be removed if
// the tab crash page is shown. However, ipc:content-shutdown might
// be fired for processes for which we'll never show the tab crash
// page - for example, the thumbnailing process. Another case to
// consider is if the user is configured to submit backlogged crash
// reports automatically, and a background tab crashes. In that case,
// we will never show the tab crash page, and never remove the element
// from the list.
//
// Instead of trying to account for all of those cases, we prevent
// this list from getting too large by putting a reasonable upper
// limit on how many childIDs we track. It's unlikely that this
// array would ever get so large as to be unwieldy (that'd be a lot
// or crashes!), but a leak is a leak.
if (this.unseenCrashedChildIDs.length > MAX_UNSEEN_CRASHED_CHILD_IDS) {
this.unseenCrashedChildIDs.shift();
}
}
break;
}
case "oop-frameloader-crashed": {
aSubject.QueryInterface(Ci.nsIFrameLoader);
let browser = aSubject.ownerElement;
if (!browser) {
return;
}
this.browserMap.set(browser.permanentKey, aSubject.childID);
break;
}
}
},
receiveMessage: function(message) {
let browser = message.target.browser;
let gBrowser = browser.ownerGlobal.gBrowser;
let tab = gBrowser.getTabForBrowser(browser);
switch (message.name) {
case "Load": {
this.onAboutTabCrashedLoad(message);
break;
}
case "RemotePage:Unload": {
this.onAboutTabCrashedUnload(message);
break;
}
case "closeTab": {
this.maybeSendCrashReport(message);
gBrowser.removeTab(tab, { animate: true });
break;
}
case "restoreTab": {
this.maybeSendCrashReport(message);
SessionStore.reviveCrashedTab(tab);
break;
}
case "restoreAll": {
this.maybeSendCrashReport(message);
SessionStore.reviveAllCrashedTabs();
break;
}
}
},
/**
* This should be called once a content process has finished
* shutting down abnormally. Any tabbrowser browsers that were
* selected at the time of the crash will then be sent to
* the crashed tab page.
*
* @param childID (int)
* The childID of the content process that just crashed.
* @returns boolean
* True if one or more browsers were sent to the tab crashed
* page.
*/
flushCrashedBrowserQueue(childID) {
let browserQueue = this.crashedBrowserQueues.get(childID);
if (!browserQueue) {
return false;
}
this.crashedBrowserQueues.delete(childID);
let sentBrowser = false;
for (let weakBrowser of browserQueue) {
let browser = weakBrowser.get();
if (browser) {
this.sendToTabCrashedPage(browser);
sentBrowser = true;
}
}
return sentBrowser;
},
/**
* Called by a tabbrowser when it notices that its selected browser
* has crashed. This will queue the browser to show the tab crash
* page once the content process has finished tearing down.
*
* @param browser (<xul:browser>)
* The selected browser that just crashed.
*/
onSelectedBrowserCrash(browser) {
if (!browser.isRemoteBrowser) {
Cu.reportError("Selected crashed browser is not remote.")
return;
}
if (!browser.frameLoader) {
Cu.reportError("Selected crashed browser has no frameloader.");
return;
}
let childID = browser.frameLoader.childID;
let browserQueue = this.crashedBrowserQueues.get(childID);
if (!browserQueue) {
browserQueue = [];
this.crashedBrowserQueues.set(childID, browserQueue);
}
// It's probably unnecessary to store this browser as a
// weak reference, since the content process should complete
// its teardown in the same tick of the event loop, and then
// this queue will be flushed. The weak reference is to avoid
// leaking browsers in case anything goes wrong during this
// teardown process.
browserQueue.push(Cu.getWeakReference(browser));
},
/**
* This method is exposed for SessionStore to call if the user selects
* a tab which will restore on demand. It's possible that the tab
* is in this state because it recently crashed. If that's the case, then
* it's also possible that the user has not seen the tab crash page for
* that particular crash, in which case, we might show it to them instead
* of restoring the tab.
*
* @param browser (<xul:browser>)
* A browser from a browser tab that the user has just selected
* to restore on demand.
* @returns (boolean)
* True if TabCrashHandler will send the user to the tab crash
* page instead.
*/
willShowCrashedTab(browser) {
let childID = this.browserMap.get(browser.permanentKey);
// We will only show the tab crash page if:
// 1) We are aware that this browser crashed
// 2) We know we've never shown the tab crash page for the
// crash yet
// 3) The user is not configured to automatically submit backlogged
// crash reports. If they are, we'll send the crash report
// immediately.
if (childID &&
this.unseenCrashedChildIDs.indexOf(childID) != -1) {
if (UnsubmittedCrashHandler.autoSubmit) {
let dumpID = this.childMap.get(childID);
if (dumpID) {
UnsubmittedCrashHandler.submitReports([dumpID]);
}
} else {
this.sendToTabCrashedPage(browser);
return true;
}
}
return false;
},
/**
* We show a special page to users when a normal browser tab has crashed.
* This method should be called to send a browser to that page once the
* process has completely closed.
*
* @param browser (<xul:browser>)
* The browser that has recently crashed.
*/
sendToTabCrashedPage(browser) {
let title = browser.contentTitle;
let uri = browser.currentURI;
let gBrowser = browser.ownerGlobal.gBrowser;
let tab = gBrowser.getTabForBrowser(browser);
// The tab crashed page is non-remote by default.
gBrowser.updateBrowserRemoteness(browser, false);
browser.setAttribute("crashedPageTitle", title);
browser.docShell.displayLoadError(Cr.NS_ERROR_CONTENT_CRASHED, uri, null);
browser.removeAttribute("crashedPageTitle");
tab.setAttribute("crashed", true);
},
/**
* Submits a crash report from about:tabcrashed, if the crash
* reporter is enabled and a crash report can be found.
*/
maybeSendCrashReport(message) {
/*** STUB ***/
return;
},
removeSubmitCheckboxesForSameCrash: function(childID) {
let enumerator = Services.wm.getEnumerator("navigator:browser");
while (enumerator.hasMoreElements()) {
let window = enumerator.getNext();
if (!window.gMultiProcessBrowser)
continue;
for (let browser of window.gBrowser.browsers) {
if (browser.isRemoteBrowser)
continue;
let doc = browser.contentDocument;
if (!doc.documentURI.startsWith("about:tabcrashed"))
continue;
if (this.browserMap.get(browser.permanentKey) == childID) {
this.browserMap.delete(browser.permanentKey);
let ports = this.pageListener.portsForBrowser(browser);
if (ports.length) {
// For about:tabcrashed, we don't expect subframes. We can
// assume sending to the first port is sufficient.
ports[0].sendAsyncMessage("CrashReportSent");
}
}
}
}
},
onAboutTabCrashedLoad: function (message) {
this._crashedTabCount++;
// Broadcast to all about:tabcrashed pages a count of
// how many about:tabcrashed pages exist, so that they
// can decide whether or not to display the "Restore All
// Crashed Tabs" button.
this.pageListener.sendAsyncMessage("UpdateCount", {
count: this._crashedTabCount,
});
let browser = message.target.browser;
let childID = this.browserMap.get(browser.permanentKey);
let index = this.unseenCrashedChildIDs.indexOf(childID);
if (index != -1) {
this.unseenCrashedChildIDs.splice(index, 1);
}
let dumpID = this.getDumpID(browser);
if (!dumpID) {
message.target.sendAsyncMessage("SetCrashReportAvailable", {
hasReport: false,
});
return;
}
let requestAutoSubmit = !UnsubmittedCrashHandler.autoSubmit;
let requestEmail = this.prefs.getBoolPref("requestEmail");
let sendReport = this.prefs.getBoolPref("sendReport");
let includeURL = this.prefs.getBoolPref("includeURL");
let emailMe = this.prefs.getBoolPref("emailMe");
let data = {
hasReport: true,
sendReport,
includeURL,
emailMe,
requestAutoSubmit,
requestEmail,
};
if (emailMe) {
data.email = this.prefs.getCharPref("email", "");
}
// Make sure to only count once even if there are multiple windows
// that will all show about:tabcrashed.
if (this._crashedTabCount == 1) {
Services.telemetry.getHistogramById("FX_CONTENT_CRASH_PRESENTED").add(1);
}
message.target.sendAsyncMessage("SetCrashReportAvailable", data);
},
onAboutTabCrashedUnload(message) {
if (!this._crashedTabCount) {
Cu.reportError("Can not decrement crashed tab count to below 0");
return;
}
this._crashedTabCount--;
// Broadcast to all about:tabcrashed pages a count of
// how many about:tabcrashed pages exist, so that they
// can decide whether or not to display the "Restore All
// Crashed Tabs" button.
this.pageListener.sendAsyncMessage("UpdateCount", {
count: this._crashedTabCount,
});
let browser = message.target.browser;
let childID = this.browserMap.get(browser.permanentKey);
// Make sure to only count once even if there are multiple windows
// that will all show about:tabcrashed.
if (this._crashedTabCount == 0 && childID) {
Services.telemetry.getHistogramById("FX_CONTENT_CRASH_NOT_SUBMITTED").add(1);
}
},
/**
* For some <xul:browser>, return a crash report dump ID for that browser
* if we have been informed of one. Otherwise, return null.
*/
getDumpID(browser) {
/*** STUB ***/
return null;
},
}
/**
* This component is responsible for scanning the pending
* crash report directory for reports, and (if enabled), to
* prompt the user to submit those reports. It might also
* submit those reports automatically without prompting if
* the user has opted in.
*/
this.UnsubmittedCrashHandler = {
get prefs() {
delete this.prefs;
return this.prefs =
Services.prefs.getBranch("browser.crashReports.unsubmittedCheck.");
},
get enabled() {
return this.prefs.getBoolPref("enabled");
},
// showingNotification is set to true once a notification
// is successfully shown, and then set back to false if
// the notification is dismissed by an action by the user.
showingNotification: false,
// suppressed is true if we've determined that we've shown
// the notification too many times across too many days without
// user interaction, so we're suppressing the notification for
// some number of days. See the documentation for
// shouldShowPendingSubmissionsNotification().
suppressed: false,
init() {
if (this.initialized) {
return;
}
this.initialized = true;
// UnsubmittedCrashHandler can be initialized but still be disabled.
// This is intentional, as this makes simulating UnsubmittedCrashHandler's
// reactions to browser startup and shutdown easier in test automation.
//
// UnsubmittedCrashHandler, when initialized but not enabled, is inert.
if (this.enabled) {
if (this.prefs.prefHasUserValue("suppressUntilDate")) {
if (this.prefs.getCharPref("suppressUntilDate") > this.dateString()) {
// We'll be suppressing any notifications until after suppressedDate,
// so there's no need to do anything more.
this.suppressed = true;
return;
}
// We're done suppressing, so we don't need this pref anymore.
this.prefs.clearUserPref("suppressUntilDate");
}
Services.obs.addObserver(this, "browser-delayed-startup-finished",
false);
Services.obs.addObserver(this, "profile-before-change",
false);
}
},
uninit() {
if (!this.initialized) {
return;
}
this.initialized = false;
if (!this.enabled) {
return;
}
if (this.suppressed) {
this.suppressed = false;
// No need to do any more clean-up, since we were suppressed.
return;
}
if (this.showingNotification) {
this.prefs.setBoolPref("shutdownWhileShowing", true);
this.showingNotification = false;
}
try {
Services.obs.removeObserver(this, "browser-delayed-startup-finished");
} catch (e) {
// The browser-delayed-startup-finished observer might have already
// fired and removed itself, so if this fails, it's okay.
if (e.result != Cr.NS_ERROR_FAILURE) {
throw e;
}
}
Services.obs.removeObserver(this, "profile-before-change");
},
observe(subject, topic, data) {
switch (topic) {
case "browser-delayed-startup-finished": {
Services.obs.removeObserver(this, topic);
this.checkForUnsubmittedCrashReports();
break;
}
case "profile-before-change": {
this.uninit();
break;
}
}
},
/**
* Scans the profile directory for unsubmitted crash reports
* within the past PENDING_CRASH_REPORT_DAYS days. If it
* finds any, it will, if necessary, attempt to open a notification
* bar to prompt the user to submit them.
*
* @returns Promise
* Resolves with the <xul:notification> after it tries to
* show a notification on the most recent browser window.
* If a notification cannot be shown, will resolve with null.
*/
checkForUnsubmittedCrashReports: Task.async(function*() {
let dateLimit = new Date();
dateLimit.setDate(dateLimit.getDate() - PENDING_CRASH_REPORT_DAYS);
let reportIDs = [];
try {
reportIDs = yield CrashSubmit.pendingIDsAsync(dateLimit);
} catch (e) {
Cu.reportError(e);
return null;
}
if (reportIDs.length) {
if (this.autoSubmit) {
this.submitReports(reportIDs);
} else if (this.shouldShowPendingSubmissionsNotification()) {
return this.showPendingSubmissionsNotification(reportIDs);
}
}
return null;
}),
/**
* Returns true if the notification should be shown.
* shouldShowPendingSubmissionsNotification makes this decision
* by looking at whether or not the user has seen the notification
* over several days without ever interacting with it. If this occurs
* too many times, we suppress the notification for DAYS_TO_SUPPRESS
* days.
*
* @returns bool
*/
shouldShowPendingSubmissionsNotification() {
if (!this.prefs.prefHasUserValue("shutdownWhileShowing")) {
return true;
}
let shutdownWhileShowing = this.prefs.getBoolPref("shutdownWhileShowing");
this.prefs.clearUserPref("shutdownWhileShowing");
if (!this.prefs.prefHasUserValue("lastShownDate")) {
// This isn't expected, but we're being defensive here. We'll
// opt for showing the notification in this case.
return true;
}
let lastShownDate = this.prefs.getCharPref("lastShownDate");
if (this.dateString() > lastShownDate && shutdownWhileShowing) {
// We're on a newer day then when we last showed the
// notification without closing it. We don't want to do
// this too many times, so we'll decrement a counter for
// this situation. Too many of these, and we'll assume the
// user doesn't know or care about unsubmitted notifications,
// and we'll suppress the notification for a while.
let chances = this.prefs.getIntPref("chancesUntilSuppress");
if (--chances < 0) {
// We're out of chances!
this.prefs.clearUserPref("chancesUntilSuppress");
// We'll suppress for DAYS_TO_SUPPRESS days.
let suppressUntil =
this.dateString(new Date(Date.now() + (DAY * DAYS_TO_SUPPRESS)));
this.prefs.setCharPref("suppressUntilDate", suppressUntil);
return false;
}
this.prefs.setIntPref("chancesUntilSuppress", chances);
}
return true;
},
/**
* Given an array of unsubmitted crash report IDs, try to open
* up a notification asking the user to submit them.
*
* @param reportIDs (Array<string>)
* The Array of report IDs to offer the user to send.
* @returns The <xul:notification> if one is shown. null otherwise.
*/
showPendingSubmissionsNotification(reportIDs) {
let count = reportIDs.length;
if (!count) {
return null;
}
let messageTemplate =
gNavigatorBundle.GetStringFromName("pendingCrashReports2.label");
let message = PluralForm.get(count, messageTemplate).replace("#1", count);
let notification = this.show({
notificationID: "pending-crash-reports",
message,
reportIDs,
onAction: () => {
this.showingNotification = false;
},
});
if (notification) {
this.showingNotification = true;
this.prefs.setCharPref("lastShownDate", this.dateString());
}
return notification;
},
/**
* Returns a string representation of a Date in the format
* YYYYMMDD.
*
* @param someDate (Date, optional)
* The Date to convert to the string. If not provided,
* defaults to today's date.
* @returns String
*/
dateString(someDate = new Date()) {
let year = String(someDate.getFullYear()).padStart(4, "0");
let month = String(someDate.getMonth() + 1).padStart(2, "0");
let day = String(someDate.getDate()).padStart(2, "0");
return year + month + day;
},
/**
* Attempts to show a notification bar to the user in the most
* recent browser window asking them to submit some crash report
* IDs. If a notification cannot be shown (for example, there
* is no browser window), this method exits silently.
*
* The notification will allow the user to submit their crash
* reports. If the user dismissed the notification, the crash
* reports will be marked to be ignored (though they can
* still be manually submitted via about:crashes).
*
* @param JS Object
* An Object with the following properties:
*
* notificationID (string)
* The ID for the notification to be opened.
*
* message (string)
* The message to be displayed in the notification.
*
* reportIDs (Array<string>)
* The array of report IDs to offer to the user.
*
* onAction (function, optional)
* A callback to fire once the user performs an
* action on the notification bar (this includes
* dismissing the notification).
*
* @returns The <xul:notification> if one is shown. null otherwise.
*/
show({ notificationID, message, reportIDs, onAction }) {
let chromeWin = RecentWindow.getMostRecentBrowserWindow();
if (!chromeWin) {
// Can't show a notification in this case. We'll hopefully
// get another opportunity to have the user submit their
// crash reports later.
return null;
}
let nb = chromeWin.document.getElementById("global-notificationbox");
let notification = nb.getNotificationWithValue(notificationID);
if (notification) {
return null;
}
let buttons = [{
label: gNavigatorBundle.GetStringFromName("pendingCrashReports.send"),
callback: () => {
this.submitReports(reportIDs);
if (onAction) {
onAction();
}
},
},
{
label: gNavigatorBundle.GetStringFromName("pendingCrashReports.alwaysSend"),
callback: () => {
this.autoSubmit = true;
this.submitReports(reportIDs);
if (onAction) {
onAction();
}
},
},
{
label: gNavigatorBundle.GetStringFromName("pendingCrashReports.viewAll"),
callback: function() {
chromeWin.openUILinkIn("about:crashes", "tab");
return true;
},
}];
let eventCallback = (eventType) => {
if (eventType == "dismissed") {
// The user intentionally dismissed the notification,
// which we interpret as meaning that they don't care
// to submit the reports. We'll ignore these particular
// reports going forward.
reportIDs.forEach(function(reportID) {
CrashSubmit.ignore(reportID);
});
if (onAction) {
onAction();
}
}
};
return nb.appendNotification(message, notificationID,
"chrome://browser/skin/tab-crashed.svg",
nb.PRIORITY_INFO_HIGH, buttons,
eventCallback);
},
get autoSubmit() {
return Services.prefs
.getBoolPref("browser.crashReports.unsubmittedCheck.autoSubmit2");
},
set autoSubmit(val) {
Services.prefs.setBoolPref("browser.crashReports.unsubmittedCheck.autoSubmit2",
val);
},
/**
* Attempt to submit reports to the crash report server. Each
* report will have the "SubmittedFromInfobar" extra key set
* to true.
*
* @param reportIDs (Array<string>)
* The array of reportIDs to submit.
*/
submitReports(reportIDs) {
for (let reportID of reportIDs) {
CrashSubmit.submit(reportID, {
extraExtraKeyVals: {
"SubmittedFromInfobar": true,
},
});
}
},
};
this.PluginCrashReporter = {
/**
* Makes the PluginCrashReporter ready to hear about and
* submit crash reports.
*/
init() {
if (this.initialized) {
return;
}
this.initialized = true;
this.crashReports = new Map();
Services.obs.addObserver(this, "plugin-crashed", false);
Services.obs.addObserver(this, "gmp-plugin-crash", false);
Services.obs.addObserver(this, "profile-after-change", false);
},
uninit() {
Services.obs.removeObserver(this, "plugin-crashed", false);
Services.obs.removeObserver(this, "gmp-plugin-crash", false);
Services.obs.removeObserver(this, "profile-after-change", false);
this.initialized = false;
},
observe(subject, topic, data) {
switch (topic) {
case "plugin-crashed": {
let propertyBag = subject;
if (!(propertyBag instanceof Ci.nsIPropertyBag2) ||
!(propertyBag instanceof Ci.nsIWritablePropertyBag2) ||
!propertyBag.hasKey("runID") ||
!propertyBag.hasKey("pluginDumpID")) {
Cu.reportError("PluginCrashReporter can not read plugin information.");
return;
}
let runID = propertyBag.getPropertyAsUint32("runID");
let pluginDumpID = propertyBag.getPropertyAsAString("pluginDumpID");
let browserDumpID = propertyBag.getPropertyAsAString("browserDumpID");
if (pluginDumpID) {
this.crashReports.set(runID, { pluginDumpID, browserDumpID });
}
break;
}
case "gmp-plugin-crash": {
let propertyBag = subject;
if (!(propertyBag instanceof Ci.nsIWritablePropertyBag2) ||
!propertyBag.hasKey("pluginID") ||
!propertyBag.hasKey("pluginDumpID") ||
!propertyBag.hasKey("pluginName")) {
Cu.reportError("PluginCrashReporter can not read plugin information.");
return;
}
let pluginID = propertyBag.getPropertyAsUint32("pluginID");
let pluginDumpID = propertyBag.getPropertyAsAString("pluginDumpID");
if (pluginDumpID) {
this.crashReports.set(pluginID, { pluginDumpID });
}
// Only the parent process gets the gmp-plugin-crash observer
// notification, so we need to inform any content processes that
// the GMP has crashed.
if (Cc["@mozilla.org/parentprocessmessagemanager;1"]) {
let pluginName = propertyBag.getPropertyAsAString("pluginName");
let mm = Cc["@mozilla.org/parentprocessmessagemanager;1"]
.getService(Ci.nsIMessageListenerManager);
mm.broadcastAsyncMessage("gmp-plugin-crash",
{ pluginName, pluginID });
}
break;
}
case "profile-after-change":
this.uninit();
break;
}
},
/**
* Submit a crash report for a crashed NPAPI plugin.
*
* @param runID
* The runID of the plugin that crashed. A run ID is a unique
* identifier for a particular run of a plugin process - and is
* analogous to a process ID (though it is managed by Gecko instead
* of the operating system).
* @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(runID, keyVals) {
if (!this.crashReports.has(runID)) {
Cu.reportError(`Could not find plugin dump IDs for run ID ${runID}.` +
`It is possible that a report was already submitted.`);
return;
}
keyVals = keyVals || {};
let { pluginDumpID, browserDumpID } = this.crashReports.get(runID);
let submissionPromise = CrashSubmit.submit(pluginDumpID, {
recordSubmission: true,
extraExtraKeyVals: keyVals,
});
if (browserDumpID)
CrashSubmit.submit(browserDumpID);
this.broadcastState(runID, "submitting");
submissionPromise.then(() => {
this.broadcastState(runID, "success");
}, () => {
this.broadcastState(runID, "failed");
});
this.crashReports.delete(runID);
},
broadcastState(runID, state) {
let enumerator = Services.wm.getEnumerator("navigator:browser");
while (enumerator.hasMoreElements()) {
let window = enumerator.getNext();
let mm = window.messageManager;
mm.broadcastAsyncMessage("BrowserPlugins:CrashReportSubmitted",
{ runID, state });
}
},
hasCrashReport(runID) {
return this.crashReports.has(runID);
},
};