summaryrefslogtreecommitdiffstats
path: root/toolkit/modules/Troubleshoot.jsm
blob: 21e8b3c79bf292bea4a03ca0c26e48c9d1e9dec4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
/* 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/. */

this.EXPORTED_SYMBOLS = [
  "Troubleshoot",
];

const { classes: Cc, interfaces: Ci, utils: Cu } = Components;

Cu.import("resource://gre/modules/AddonManager.jsm");
Cu.import("resource://gre/modules/Services.jsm");

// We use a preferences whitelist to make sure we only show preferences that
// are useful for support and won't compromise the user's privacy.  Note that
// entries are *prefixes*: for example, "accessibility." applies to all prefs
// under the "accessibility.*" branch.
const PREFS_WHITELIST = [
  "accessibility.",
  "apz.",
  "browser.cache.",
  "browser.display.",
  "browser.download.confirmOpenExecutable",
  "browser.download.folderList",
  "browser.download.hide_plugins_without_extensions",
  "browser.download.importedFromSqlite",
  "browser.download.lastDir.savePerSite",
  "browser.download.manager.addToRecentDocs",
  "browser.download.manager.closeWhenDone",
  "browser.download.manager.displayedHistoryDays",
  "browser.download.manager.quitBehavior",
  "browser.download.manager.resumeOnWakeDelay",
  "browser.download.manager.retention",
  "browser.download.manager.scanWhenDone",
  "browser.download.manager.showAlertOnComplete",
  "browser.download.manager.showWhenStarting",
  "browser.download.preferred.",
  "browser.download.useDownloadDir",
  "browser.fixup.",
  "browser.history_expire_",
  "browser.link.open_newwindow",
  "browser.places.",
  "browser.privatebrowsing.",
  "browser.search.context.loadInBackground",
  "browser.search.log",
  "browser.search.openintab",
  "browser.search.param",
  "browser.search.searchEnginesURL",
  "browser.search.suggest.enabled",
  "browser.search.update",
  "browser.search.useDBForOrder",
  "browser.sessionstore.",
  "browser.startup.homepage",
  "browser.tabs.",
  "browser.urlbar.",
  "browser.zoom.",
  "dom.",
  "extensions.checkCompatibility",
  "extensions.lastAppVersion",
  "font.",
  "general.autoScroll",
  "general.useragent.",
  "gfx.",
  "html5.",
  "image.",
  "javascript.",
  "keyword.",
  "layers.",
  "layout.css.dpi",
  "media.",
  "mousewheel.",
  "network.",
  "permissions.default.image",
  "places.",
  "plugin.",
  "plugins.",
  "print.",
  "privacy.",
  "security.",
  "services.sync.declinedEngines",
  "services.sync.lastPing",
  "services.sync.lastSync",
  "services.sync.numClients",
  "services.sync.engine.",
  "storage.vacuum.last.",
  "svg.",
  "toolkit.startup.recent_crashes",
  "ui.osk.enabled",
  "ui.osk.detect_physical_keyboard",
  "ui.osk.require_tablet_mode",
  "ui.osk.debug.keyboardDisplayReason",
  "webgl.",
];

// The blacklist, unlike the whitelist, is a list of regular expressions.
const PREFS_BLACKLIST = [
  /^network[.]proxy[.]/,
  /[.]print_to_filename$/,
  /^print[.]macosx[.]pagesetup/,
];

// Table of getters for various preference types.
// It's important to use getComplexValue for strings: it returns Unicode (wchars), getCharPref returns UTF-8 encoded chars.
const PREFS_GETTERS = {};

PREFS_GETTERS[Ci.nsIPrefBranch.PREF_STRING] = (prefs, name) => prefs.getComplexValue(name, Ci.nsISupportsString).data;
PREFS_GETTERS[Ci.nsIPrefBranch.PREF_INT] = (prefs, name) => prefs.getIntPref(name);
PREFS_GETTERS[Ci.nsIPrefBranch.PREF_BOOL] = (prefs, name) => prefs.getBoolPref(name);

// Return the preferences filtered by PREFS_BLACKLIST and PREFS_WHITELIST lists
// and also by the custom 'filter'-ing function.
function getPrefList(filter) {
  filter = filter || (name => true);
  function getPref(name) {
    let type = Services.prefs.getPrefType(name);
    if (!(type in PREFS_GETTERS))
      throw new Error("Unknown preference type " + type + " for " + name);
    return PREFS_GETTERS[type](Services.prefs, name);
  }

  return PREFS_WHITELIST.reduce(function(prefs, branch) {
    Services.prefs.getChildList(branch).forEach(function(name) {
      if (filter(name) && !PREFS_BLACKLIST.some(re => re.test(name)))
        prefs[name] = getPref(name);
    });
    return prefs;
  }, {});
}

this.Troubleshoot = {

  /**
   * Captures a snapshot of data that may help troubleshooters troubleshoot
   * trouble.
   *
   * @param done A function that will be asynchronously called when the
   *             snapshot completes.  It will be passed the snapshot object.
   */
  snapshot: function snapshot(done) {
    let snapshot = {};
    let numPending = Object.keys(dataProviders).length;
    function providerDone(providerName, providerData) {
      snapshot[providerName] = providerData;
      if (--numPending == 0)
        // Ensure that done is always and truly called asynchronously.
        Services.tm.mainThread.dispatch(done.bind(null, snapshot),
                                        Ci.nsIThread.DISPATCH_NORMAL);
    }
    for (let name in dataProviders) {
      try {
        dataProviders[name](providerDone.bind(null, name));
      }
      catch (err) {
        let msg = "Troubleshoot data provider failed: " + name + "\n" + err;
        Cu.reportError(msg);
        providerDone(name, msg);
      }
    }
  },

  kMaxCrashAge: 3 * 24 * 60 * 60 * 1000, // 3 days
};

// Each data provider is a name => function mapping.  When a snapshot is
// captured, each provider's function is called, and it's the function's job to
// generate the provider's data.  The function is passed a "done" callback, and
// when done, it must pass its data to the callback.  The resulting snapshot
// object will contain a name => data entry for each provider.
var dataProviders = {

  application: function application(done) {

    let sysInfo = Cc["@mozilla.org/system-info;1"].
                  getService(Ci.nsIPropertyBag2);

    let data = {
      name: Services.appinfo.name,
      osVersion: sysInfo.getProperty("name") + " " + sysInfo.getProperty("version"),
      buildID: Services.appinfo.appBuildID,
      userAgent: Cc["@mozilla.org/network/protocol;1?name=http"].
                 getService(Ci.nsIHttpProtocolHandler).
                 userAgent,
      safeMode: Services.appinfo.inSafeMode,
    };
#expand data.version = "__MOZ_APP_VERSION_DISPLAY__";

#ifdef MOZ_UPDATER
    data.updateChannel = Cu.import("resource://gre/modules/UpdateUtils.jsm", {}).UpdateUtils.UpdateChannel;
#endif

#ifdef HAVE_64BIT_BUILD
    data.versionArch = "64-bit";
#else
    data.versionArch = "32-bit";
#endif

    try {
      data.vendor = Services.prefs.getCharPref("app.support.vendor");
    }
    catch (e) {}
    let urlFormatter = Cc["@mozilla.org/toolkit/URLFormatterService;1"].
                       getService(Ci.nsIURLFormatter);
    try {
      data.supportURL = urlFormatter.formatURLPref("app.support.baseURL");
    }
    catch (e) {}

    data.numTotalWindows = 0;
    data.numRemoteWindows = 0;
    let winEnumer = Services.wm.getEnumerator("navigator:browser");
    while (winEnumer.hasMoreElements()) {
      data.numTotalWindows++;
      let remote = winEnumer.getNext().
                   QueryInterface(Ci.nsIInterfaceRequestor).
                   getInterface(Ci.nsIWebNavigation).
                   QueryInterface(Ci.nsILoadContext).
                   useRemoteTabs;
      if (remote) {
        data.numRemoteWindows++;
      }
    }

    data.remoteAutoStart = Services.appinfo.browserTabsRemoteAutostart;

    try {
      let e10sStatus = Cc["@mozilla.org/supports-PRUint64;1"]
                         .createInstance(Ci.nsISupportsPRUint64);
      let appinfo = Services.appinfo.QueryInterface(Ci.nsIObserver);
      appinfo.observe(e10sStatus, "getE10SBlocked", "");
      data.autoStartStatus = e10sStatus.data;
    } catch (e) {
      data.autoStartStatus = -1;
    }

    done(data);
  },

  extensions: function extensions(done) {
    AddonManager.getAddonsByTypes(["extension"], function (extensions) {
      extensions.sort(function (a, b) {
        if (a.isActive != b.isActive)
          return b.isActive ? 1 : -1;

        // In some unfortunate cases addon names can be null.
        let aname = a.name || null;
        let bname = b.name || null;
        let lc = aname.localeCompare(bname);
        if (lc != 0)
          return lc;
        if (a.version != b.version)
          return a.version > b.version ? 1 : -1;
        return 0;
      });
      let props = ["name", "version", "isActive", "id"];
      done(extensions.map(function (ext) {
        return props.reduce(function (extData, prop) {
          extData[prop] = ext[prop];
          return extData;
        }, {});
      }));
    });
  },

  modifiedPreferences: function modifiedPreferences(done) {
    done(getPrefList(name => Services.prefs.prefHasUserValue(name)));
  },

  lockedPreferences: function lockedPreferences(done) {
    done(getPrefList(name => Services.prefs.prefIsLocked(name)));
  },

  graphics: function graphics(done) {
    function statusMsgForFeature(feature) {
      // We return an array because in the tryNewerDriver case we need to
      // include the suggested version, which the consumer likely needs to plug
      // into a format string from a localization file.  Rather than returning
      // a string in some cases and an array in others, return an array always.
      let msg = [""];
      try {
        var status = gfxInfo.getFeatureStatus(feature);
      }
      catch (e) {}
      switch (status) {
      case Ci.nsIGfxInfo.FEATURE_BLOCKED_DEVICE:
      case Ci.nsIGfxInfo.FEATURE_DISCOURAGED:
        msg = ["blockedGfxCard"];
        break;
      case Ci.nsIGfxInfo.FEATURE_BLOCKED_OS_VERSION:
        msg = ["blockedOSVersion"];
        break;
      case Ci.nsIGfxInfo.FEATURE_BLOCKED_DRIVER_VERSION:
        try {
          var suggestedDriverVersion =
            gfxInfo.getFeatureSuggestedDriverVersion(feature);
        }
        catch (e) {}
        msg = suggestedDriverVersion ?
              ["tryNewerDriver", suggestedDriverVersion] :
              ["blockedDriver"];
        break;
      case Ci.nsIGfxInfo.FEATURE_BLOCKED_MISMATCHED_VERSION:
        msg = ["blockedMismatchedVersion"];
        break;
      }
      return msg;
    }

    let data = {};

    try {
      // nsIGfxInfo may not be implemented on some platforms.
      var gfxInfo = Cc["@mozilla.org/gfx/info;1"].getService(Ci.nsIGfxInfo);
    }
    catch (e) {}

    let promises = [];
    // done will be called upon all pending promises being resolved.
    // add your pending promise to promises when adding new ones.
    function completed() {
      Promise.all(promises).then(() => done(data));
    }

    data.numTotalWindows = 0;
    data.numAcceleratedWindows = 0;
    let winEnumer = Services.ww.getWindowEnumerator();
    while (winEnumer.hasMoreElements()) {
      let winUtils = winEnumer.getNext().
                     QueryInterface(Ci.nsIInterfaceRequestor).
                     getInterface(Ci.nsIDOMWindowUtils);
      try {
        // NOTE: windowless browser's windows should not be reported in the graphics troubleshoot report
        if (winUtils.layerManagerType == "None") {
          continue;
        }
        data.numTotalWindows++;
        data.windowLayerManagerType = winUtils.layerManagerType;
        data.windowLayerManagerRemote = winUtils.layerManagerRemote;
      }
      catch (e) {
        continue;
      }
      if (data.windowLayerManagerType != "Basic")
        data.numAcceleratedWindows++;
    }

    let winUtils = Services.wm.getMostRecentWindow("").
                   QueryInterface(Ci.nsIInterfaceRequestor).
                   getInterface(Ci.nsIDOMWindowUtils)
    data.supportsHardwareH264 = "Unknown";
    try {
      // After restart - data may not be available
      let promise = winUtils.supportsHardwareH264Decoding;
      promise.then(function(v) {
        data.supportsHardwareH264 = v;
      });
      promises.push(promise);
    } catch (e) {}

    data.currentAudioBackend = winUtils.currentAudioBackend;

    if (!data.numAcceleratedWindows && gfxInfo) {
#ifdef XP_WIN
      let feature = gfxInfo.FEATURE_DIRECT3D_9_LAYERS;
#else
      let feature = gfxInfo.FEATURE_OPENGL_LAYERS;
#endif
      data.numAcceleratedWindowsMessage = statusMsgForFeature(feature);
    }

    if (!gfxInfo) {
      completed();
      return;
    }

    // keys are the names of attributes on nsIGfxInfo, values become the names
    // of the corresponding properties in our data object.  A null value means
    // no change.  This is needed so that the names of properties in the data
    // object are the same as the names of keys in aboutSupport.properties.
    let gfxInfoProps = {
      adapterDescription: null,
      adapterVendorID: null,
      adapterDeviceID: null,
      adapterSubsysID: null,
      adapterRAM: null,
      adapterDriver: "adapterDrivers",
      adapterDriverVersion: "driverVersion",
      adapterDriverDate: "driverDate",

      adapterDescription2: null,
      adapterVendorID2: null,
      adapterDeviceID2: null,
      adapterSubsysID2: null,
      adapterRAM2: null,
      adapterDriver2: "adapterDrivers2",
      adapterDriverVersion2: "driverVersion2",
      adapterDriverDate2: "driverDate2",
      isGPU2Active: null,

      D2DEnabled: "direct2DEnabled",
      DWriteEnabled: "directWriteEnabled",
      DWriteVersion: "directWriteVersion",
      cleartypeParameters: "clearTypeParameters",
    };

    for (let prop in gfxInfoProps) {
      try {
        data[gfxInfoProps[prop] || prop] = gfxInfo[prop];
      }
      catch (e) {}
    }

    if (("direct2DEnabled" in data) && !data.direct2DEnabled)
      data.direct2DEnabledMessage =
        statusMsgForFeature(Ci.nsIGfxInfo.FEATURE_DIRECT2D);


    let doc =
      Cc["@mozilla.org/xmlextras/domparser;1"]
      .createInstance(Ci.nsIDOMParser)
      .parseFromString("<html/>", "text/html");

    function GetWebGLInfo(contextType) {
        let canvas = doc.createElement("canvas");
        canvas.width = 1;
        canvas.height = 1;


        let creationError = null;

        canvas.addEventListener(
            "webglcontextcreationerror",

            function(e) {
                creationError = e.statusMessage;
            },

            false
        );

        let gl = null;
        try {
          gl = canvas.getContext(contextType);
        }
        catch (e) {
          if (!creationError) {
            creationError = e.toString();
          }
        }
        if (!gl)
            return creationError || "(no info)";


        let infoExt = gl.getExtension("WEBGL_debug_renderer_info");
        // This extension is unconditionally available to chrome. No need to check.
        let vendor = gl.getParameter(infoExt.UNMASKED_VENDOR_WEBGL);
        let renderer = gl.getParameter(infoExt.UNMASKED_RENDERER_WEBGL);

        let contextInfo = vendor + " -- " + renderer;


        // Eagerly free resources.
        let loseExt = gl.getExtension("WEBGL_lose_context");
        if (loseExt) {
          loseExt.loseContext();
        }


        return contextInfo;
    }


    data.webglRenderer = GetWebGLInfo("webgl");
    data.webgl2Renderer = GetWebGLInfo("webgl2");


    let infoInfo = gfxInfo.getInfo();
    if (infoInfo)
      data.info = infoInfo;

    let failureCount = {};
    let failureIndices = {};

    let failures = gfxInfo.getFailures(failureCount, failureIndices);
    if (failures.length) {
      data.failures = failures;
      if (failureIndices.value.length == failures.length) {
        data.indices = failureIndices.value;
      }
    }

    data.featureLog = gfxInfo.getFeatureLog();
    data.crashGuards = gfxInfo.getActiveCrashGuards();

    completed();
  },

  javaScript: function javaScript(done) {
    let data = {};
    let winEnumer = Services.ww.getWindowEnumerator();
    if (winEnumer.hasMoreElements())
      data.incrementalGCEnabled = winEnumer.getNext().
                                  QueryInterface(Ci.nsIInterfaceRequestor).
                                  getInterface(Ci.nsIDOMWindowUtils).
                                  isIncrementalGCEnabled();
    done(data);
  },

  accessibility: function accessibility(done) {
    let data = {};
    data.isActive = Cc["@mozilla.org/xre/app-info;1"].
                    getService(Ci.nsIXULRuntime).
                    accessibilityEnabled;
    try {
      data.forceDisabled =
        Services.prefs.getIntPref("accessibility.force_disabled");
    }
    catch (e) {}
    done(data);
  },

  libraryVersions: function libraryVersions(done) {
    let data = {};
    let verInfo = Cc["@mozilla.org/security/nssversion;1"].
                  getService(Ci.nsINSSVersion);
    for (let prop in verInfo) {
      let match = /^([^_]+)_((Min)?Version)$/.exec(prop);
      if (match) {
        let verProp = match[2][0].toLowerCase() + match[2].substr(1);
        data[match[1]] = data[match[1]] || {};
        data[match[1]][verProp] = verInfo[prop];
      }
    }
    done(data);
  },

  userJS: function userJS(done) {
    let userJSFile = Services.dirsvc.get("PrefD", Ci.nsIFile);
    userJSFile.append("user.js");
    done({
      exists: userJSFile.exists() && userJSFile.fileSize > 0,
    });
  }
};