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drm_engine_unit.js
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drm_engine_unit.js
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/*! @license
* Shaka Player
* Copyright 2016 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
goog.require('shaka.log');
goog.require('shaka.media.DrmEngine');
goog.require('shaka.media.Transmuxer');
goog.require('shaka.net.DataUriPlugin');
goog.require('shaka.net.NetworkingEngine');
goog.require('shaka.test.FakeNetworkingEngine');
goog.require('shaka.test.FakeVideo');
goog.require('shaka.test.ManifestGenerator');
goog.require('shaka.test.Util');
goog.require('shaka.util.AbortableOperation');
goog.require('shaka.util.BufferUtils');
goog.require('shaka.util.Error');
goog.require('shaka.util.Platform');
goog.require('shaka.util.PlayerConfiguration');
goog.require('shaka.util.Platform');
goog.require('shaka.util.PublicPromise');
goog.require('shaka.util.StringUtils');
goog.require('shaka.util.Uint8ArrayUtils');
describe('DrmEngine', () => {
const Util = shaka.test.Util;
const originalRequestMediaKeySystemAccess =
navigator.requestMediaKeySystemAccess;
const originalLogError = shaka.log.error;
const originalBatchTime = shaka.media.DrmEngine.KEY_STATUS_BATCH_TIME;
const originalDecodingInfo = window.shakaMediaCapabilities.decodingInfo;
/** @type {!jasmine.Spy} */
let decodingInfoSpy;
/** @type {!jasmine.Spy} */
let logErrorSpy;
/** @type {!jasmine.Spy} */
let onErrorSpy;
/** @type {!jasmine.Spy} */
let onKeyStatusSpy;
/** @type {!jasmine.Spy} */
let onExpirationSpy;
/** @type {!jasmine.Spy} */
let onEventSpy;
/** @type {!shaka.test.FakeNetworkingEngine} */
let fakeNetEngine;
/** @type {!shaka.media.DrmEngine} */
let drmEngine;
/** @type {shaka.extern.Manifest} */
let manifest;
/** @type {shaka.extern.DrmConfiguration} */
let config;
let mockMediaKeySystemAccess;
let mockMediaKeys;
/** @type {!shaka.test.FakeVideo} */
let mockVideo;
let session1;
let session2;
let session3;
const containing = jasmine.objectContaining;
beforeAll(() => {
shaka.media.DrmEngine.KEY_STATUS_BATCH_TIME = 0;
});
afterAll(() => {
shaka.media.DrmEngine.KEY_STATUS_BATCH_TIME = originalBatchTime;
});
beforeEach(() => {
decodingInfoSpy = jasmine.createSpy('decodingInfo');
window.shakaMediaCapabilities.decodingInfo =
shaka.test.Util.spyFunc(decodingInfoSpy);
logErrorSpy = jasmine.createSpy('shaka.log.error');
shaka.log.error = shaka.test.Util.spyFunc(logErrorSpy);
onErrorSpy = jasmine.createSpy('onError');
onKeyStatusSpy = jasmine.createSpy('onKeyStatus');
onExpirationSpy = jasmine.createSpy('onExpirationUpdated');
onEventSpy = jasmine.createSpy('onEvent');
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
manifest.addVariant(0, (variant) => {
variant.addVideo(1, (stream) => {
stream.encrypted = true;
stream.addDrmInfo('drm.abc');
stream.addDrmInfo('drm.def');
stream.mime('video/foo', 'vbar');
});
variant.addAudio(2, (stream) => {
stream.encrypted = true;
stream.addDrmInfo('drm.abc');
stream.addDrmInfo('drm.def');
stream.mime('audio/foo', 'abar');
});
});
});
// By default, error logs and callbacks result in failure.
onErrorSpy.and.callFake(fail);
logErrorSpy.and.callFake(fail);
// By default, allow keysystem drm.abc
setDecodingInfoSpy(['drm.abc']);
mockVideo = new shaka.test.FakeVideo();
session1 = createMockSession();
session2 = createMockSession();
session3 = createMockSession();
mockMediaKeySystemAccess = createMockMediaKeySystemAccess();
mockMediaKeys = createMockMediaKeys();
mockMediaKeys.createSession.and.callFake(() => {
const index = mockMediaKeys.createSession.calls.count() - 1;
return [session1, session2, session3][index];
});
mockMediaKeys.setServerCertificate.and.returnValue(Promise.resolve());
fakeNetEngine = new shaka.test.FakeNetworkingEngine();
const license = new Uint8Array(0);
fakeNetEngine.setResponseValue('http://abc.drm/license', license);
const playerInterface = {
netEngine: fakeNetEngine,
onError: shaka.test.Util.spyFunc(onErrorSpy),
onKeyStatus: shaka.test.Util.spyFunc(onKeyStatusSpy),
onExpirationUpdated: shaka.test.Util.spyFunc(onExpirationSpy),
onEvent: shaka.test.Util.spyFunc(onEventSpy),
};
drmEngine = new shaka.media.DrmEngine(playerInterface);
config = shaka.util.PlayerConfiguration.createDefault().drm;
config.servers = {
'drm.abc': 'http://abc.drm/license',
'drm.def': 'http://def.drm/license',
};
drmEngine.configure(config);
});
afterEach(async () => {
await drmEngine.destroy();
navigator.requestMediaKeySystemAccess =
originalRequestMediaKeySystemAccess;
window.shakaMediaCapabilities.decodingInfo = originalDecodingInfo;
shaka.log.error = originalLogError;
});
describe('supportsVariants', () => {
it('supports all clear variants', async () => {
const manifest = shaka.test.ManifestGenerator.generate((manifest) => {
manifest.addVariant(0, (variant) => {
variant.addVideo(1, (stream) => {
stream.encrypted = false;
stream.addDrmInfo('drm.abc');
stream.addDrmInfo('drm.def');
stream.mime('video/foo', 'vbar');
});
});
});
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(drmEngine.supportsVariant(variants[0])).toBeTruthy();
});
});
describe('init', () => {
it('stops on first available key system', async () => {
// Accept both drm.abc and drm.def. Only one can be chosen.
setDecodingInfoSpy(['drm.abc', 'drm.def']);
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(drmEngine.initialized()).toBe(true);
expect(shaka.media.DrmEngine.keySystem(drmEngine.getDrmInfo()))
.toBe('drm.abc');
});
it('tries to get the key systems in the order they appear in', async () => {
// Fail both key systems.
setDecodingInfoSpy([]);
const variants = manifest.variants;
await expectAsync(drmEngine.initForPlayback(variants,
manifest.offlineSessionIds)).toBeRejected();
expect(decodingInfoSpy).toHaveBeenCalledTimes(2);
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({keySystem: 'drm.abc'}),
}));
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({keySystem: 'drm.def'}),
}));
});
it('tries the second key system if the first fails', async () => {
// Accept drm.def, but not drm.abc.
setDecodingInfoSpy(['drm.def']);
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(drmEngine.initialized()).toBe(true);
expect(shaka.media.DrmEngine.keySystem(drmEngine.getDrmInfo()))
.toBe('drm.def');
});
it('chooses systems by configured preferredKeySystems', async () => {
// Accept both drm.abc and drm.def. Only one can be chosen.
setDecodingInfoSpy(['drm.abc', 'drm.def']);
config.preferredKeySystems = ['drm.def'];
drmEngine.configure(config);
logErrorSpy.and.stub();
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(variants[0].decodingInfos.length).toBe(2);
expect(shaka.media.DrmEngine.keySystem(drmEngine.getDrmInfo()))
.toBe('drm.def');
});
it('chooses systems with configured license servers', async () => {
// Accept both drm.abc and drm.def. Only one can be chosen.
setDecodingInfoSpy(['drm.abc', 'drm.def']);
// Remove the server URI for drm.abc, which appears first in the manifest.
delete config.servers['drm.abc'];
drmEngine.configure(config);
// Ignore error logs, which we expect to occur due to the missing server.
logErrorSpy.and.stub();
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(variants[0].decodingInfos.length).toBe(2);
expect(shaka.media.DrmEngine.keySystem(drmEngine.getDrmInfo()))
.toBe('drm.def');
});
it('overrides manifest with configured license servers', async () => {
// Accept both drm.abc and drm.def. Only one can be chosen.
setDecodingInfoSpy(['drm.abc', 'drm.def']);
// Add manifest-supplied license servers for both.
tweakDrmInfos((drmInfos) => {
for (const drmInfo of drmInfos) {
if (drmInfo.keySystem == 'drm.abc') {
drmInfo.licenseServerUri = 'http://foo.bar/abc';
} else if (drmInfo.keySystem == 'drm.def') {
drmInfo.licenseServerUri = 'http://foo.bar/def';
}
// Make sure we didn't somehow choose manifest-supplied values that
// match the config. This would invalidate parts of the test.
const configServer = config.servers[drmInfo.keySystem];
expect(drmInfo.licenseServerUri).not.toBe(configServer);
}
});
// Remove the server URI for drm.abc from the config, so that only drm.def
// could be used, in spite of the manifest-supplied license server URI.
delete config.servers['drm.abc'];
drmEngine.configure(config);
// Ignore error logs, which we expect to occur due to the missing server.
logErrorSpy.and.stub();
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(variants[0].decodingInfos.length).toBe(2);
const selectedDrmInfo = drmEngine.getDrmInfo();
expect(selectedDrmInfo).not.toBe(null);
expect(selectedDrmInfo.keySystem).toBe('drm.def');
expect(selectedDrmInfo.licenseServerUri).toBe(config.servers['drm.def']);
});
it('detects content type capabilities of key system', async () => {
setDecodingInfoSpy(['drm.abc']);
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(drmEngine.initialized()).toBe(true);
expect(drmEngine.willSupport('audio/webm')).toBeTruthy();
expect(drmEngine.willSupport('video/mp4; codecs="fake"')).toBeTruthy();
expect(drmEngine.willSupport('video/mp4; codecs="FAKE"')).toBeTruthy();
// Because DrmEngine will err on being too accepting, make sure it will
// reject something. However, we can only check that it is actually
// thing on non-Edge browsers because of https://bit.ly/2IcEgv0
if (!shaka.util.Platform.isLegacyEdge()) {
expect(drmEngine.willSupport('this-should-fail')).toBeFalsy();
}
});
it('fails to initialize if no key systems are available', async () => {
// Accept no key systems.
setDecodingInfoSpy([]);
const expected = Util.jasmineError(new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.DRM,
shaka.util.Error.Code.REQUESTED_KEY_SYSTEM_CONFIG_UNAVAILABLE));
const variants = manifest.variants;
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.toBeRejectedWith(expected);
expect(drmEngine.initialized()).toBe(false);
expect(variants[0].decodingInfos.length).toBe(2);
});
it('does not error for unencrypted assets with no EME', async () => {
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
manifest.addVariant(0, (variant) => {
variant.addVideo(1, (stream) => {
stream.mime('video/foo', 'vbar');
});
variant.addAudio(2, (stream) => {
stream.mime('audio/foo', 'abar');
});
});
});
// Accept no key systems, simulating a lack of EME.
setDecodingInfoSpy([]);
const variants = manifest.variants;
// All that matters here is that we don't throw.
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.not.toBeRejected();
});
it('fails to initialize if no key systems are recognized', async () => {
// Simulate the DASH parser inserting a blank placeholder when only
// unrecognized custom schemes are found.
tweakDrmInfos((drmInfos) => {
drmInfos[0].keySystem = '';
drmInfos[1].keySystem = '';
});
const expected = Util.jasmineError(new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.DRM,
shaka.util.Error.Code.NO_RECOGNIZED_KEY_SYSTEMS));
const variants = manifest.variants;
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.toBeRejectedWith(expected);
expect(drmEngine.initialized()).toBe(false);
expect(variants[0].decodingInfos.length).toBe(1);
expect(variants[0].decodingInfos[0].keySystemAccess).toBeFalsy();
});
it('fails to initialize if the CDM cannot be created', async () => {
// The query succeeds, but we fail to create the CDM.
mockMediaKeySystemAccess.createMediaKeys.and.throwError('whoops!');
const expected = Util.jasmineError(new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.DRM,
shaka.util.Error.Code.FAILED_TO_CREATE_CDM,
'whoops!'));
const variants = manifest.variants;
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.toBeRejectedWith(expected);
expect(drmEngine.initialized()).toBe(false);
expect(variants[0].decodingInfos.length).toBe(2);
});
it('queries audio/video capabilities', async () => {
setDecodingInfoSpy([]);
const variants = manifest.variants;
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.toBeRejected();
expect(drmEngine.initialized()).toBe(false);
const decodingConfig1 = containing({
video: containing({
contentType: 'video/foo; codecs="vbar"',
}),
audio: containing({
contentType: 'audio/foo; codecs="abar"',
}),
keySystemConfiguration: containing({
keySystem: 'drm.abc',
persistentState: 'optional',
distinctiveIdentifier: 'optional',
sessionTypes: ['temporary'],
initDataType: 'cenc',
}),
});
const decodingConfig2 = containing({
video: containing({
contentType: 'video/foo; codecs="vbar"',
}),
audio: containing({
contentType: 'audio/foo; codecs="abar"',
}),
keySystemConfiguration: containing({
keySystem: 'drm.def',
persistentState: 'optional',
distinctiveIdentifier: 'optional',
sessionTypes: ['temporary'],
initDataType: 'cenc',
}),
});
expect(decodingInfoSpy).toHaveBeenCalledTimes(2);
expect(decodingInfoSpy).toHaveBeenCalledWith(decodingConfig1);
expect(decodingInfoSpy).toHaveBeenCalledWith(decodingConfig2);
});
it('asks for persistent state and license for offline', async () => {
setDecodingInfoSpy([]);
const variants = manifest.variants;
await expectAsync(
drmEngine.initForStorage(variants, /* usePersistentLicense= */ true))
.toBeRejected();
expect(drmEngine.initialized()).toBe(false);
expect(decodingInfoSpy).toHaveBeenCalledTimes(2);
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({
keySystem: 'drm.abc',
distinctiveIdentifier: 'optional',
persistentState: 'required',
sessionTypes: ['persistent-license'],
initDataType: 'cenc',
}),
}),
);
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({
keySystem: 'drm.def',
distinctiveIdentifier: 'optional',
persistentState: 'required',
sessionTypes: ['persistent-license'],
initDataType: 'cenc',
}),
}),
);
});
it('honors distinctive identifier and persistent state', async () => {
setDecodingInfoSpy([]);
tweakDrmInfos((drmInfos) => {
drmInfos[0].distinctiveIdentifierRequired = true;
drmInfos[1].persistentStateRequired = true;
});
const variants = manifest.variants;
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.toBeRejected();
expect(drmEngine.initialized()).toBe(false);
expect(decodingInfoSpy).toHaveBeenCalledTimes(2);
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({
keySystem: 'drm.abc',
distinctiveIdentifier: 'required',
persistentState: 'optional',
sessionTypes: ['temporary'],
}),
}),
);
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({
keySystem: 'drm.def',
distinctiveIdentifier: 'optional',
persistentState: 'required',
sessionTypes: ['temporary'],
}),
}),
);
});
it('makes no queries for key systems with clear content if no key config',
async () => {
setDecodingInfoSpy([]);
manifest.variants[0].video.drmInfos = [];
manifest.variants[0].audio.drmInfos = [];
config.servers = {};
config.advanced = {};
drmEngine.configure(config);
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
// Gets decodingInfo for clear content with no keySystemAccess.
expect(variants[0].decodingInfos.length).toBe(1);
expect(variants[0].decodingInfos[0].keySystemAccess).toBeFalsy();
expect(
shaka.media.DrmEngine.keySystem(drmEngine.getDrmInfo())).toBe('');
expect(drmEngine.initialized()).toBe(true);
});
it('makes queries for clear content if key is configured', async () => {
setDecodingInfoSpy(['drm.abc']);
manifest.variants[0].video.drmInfos = [];
manifest.variants[0].audio.drmInfos = [];
config.servers = {
'drm.abc': 'http://abc.drm/license',
};
drmEngine.configure(config);
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(drmEngine.initialized()).toBe(true);
expect(shaka.media.DrmEngine.keySystem(drmEngine.getDrmInfo()))
.toBe('drm.abc');
expect(variants[0].decodingInfos.length).toBe(1);
});
it('uses advanced config to fill in DrmInfo', async () => {
// Leave only one drmInfo
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
manifest.addVariant(0, (variant) => {
variant.addVideo(1, (stream) => {
stream.encrypted = true;
stream.addDrmInfo('drm.abc');
});
variant.addAudio(2, (stream) => {
stream.encrypted = true;
stream.addDrmInfo('drm.abc');
});
});
});
setDecodingInfoSpy([]);
config.advanced['drm.abc'] = {
audioRobustness: 'good',
videoRobustness: 'really_really_ridiculously_good',
serverCertificate: null,
serverCertificateUri: '',
sessionType: 'persistent-license',
individualizationServer: '',
distinctiveIdentifierRequired: true,
persistentStateRequired: true,
};
drmEngine.configure(config);
const variants = manifest.variants;
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.toBeRejected();
expect(drmEngine.initialized()).toBe(false);
expect(decodingInfoSpy).toHaveBeenCalledTimes(1);
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({
keySystem: 'drm.abc',
distinctiveIdentifier: 'required',
persistentState: 'required',
sessionTypes: ['persistent-license'],
initDataType: 'cenc',
audio: containing({
robustness: 'good',
}),
video: containing({
robustness: 'really_really_ridiculously_good',
}),
}),
}));
});
it('prefers advanced config from manifest if present', async () => {
// Leave only one drmInfo
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
manifest.addVariant(0, (variant) => {
variant.addVideo(1, (stream) => {
stream.encrypted = true;
stream.addDrmInfo('drm.abc');
});
variant.addAudio(2, (stream) => {
stream.encrypted = true;
stream.addDrmInfo('drm.abc');
});
});
});
setDecodingInfoSpy([]);
// DrmInfo directly sets advanced settings.
tweakDrmInfos((drmInfos) => {
drmInfos[0].distinctiveIdentifierRequired = true;
drmInfos[0].persistentStateRequired = true;
drmInfos[0].audioRobustness = 'good';
drmInfos[0].videoRobustness = 'really_really_ridiculously_good';
});
config.advanced['drm.abc'] = {
audioRobustness: 'bad',
videoRobustness: 'so_bad_it_hurts',
serverCertificate: null,
serverCertificateUri: '',
sessionType: '',
individualizationServer: '',
distinctiveIdentifierRequired: false,
persistentStateRequired: false,
};
drmEngine.configure(config);
const variants = manifest.variants;
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.toBeRejected();
expect(drmEngine.initialized()).toBe(false);
expect(decodingInfoSpy).toHaveBeenCalledTimes(1);
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({
keySystem: 'drm.abc',
audio: containing({
robustness: 'good',
}),
video: containing({
robustness: 'really_really_ridiculously_good',
}),
distinctiveIdentifier: 'required',
persistentState: 'required',
initDataType: 'cenc',
}),
}));
});
it('sets unique initDataTypes if specified from the initData', async () => {
tweakDrmInfos((drmInfos) => {
drmInfos[0].initData = [
{initDataType: 'very_nice', initData: new Uint8Array(5), keyId: null},
{initDataType: 'very_nice', initData: new Uint8Array(5), keyId: null},
];
});
drmEngine.configure(config);
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(drmEngine.initialized()).toBe(true);
expect(decodingInfoSpy).toHaveBeenCalledTimes(2);
expect(decodingInfoSpy).toHaveBeenCalledWith(containing({
keySystemConfiguration: containing({
keySystem: 'drm.abc',
initDataType: 'very_nice',
}),
}),
);
});
it('fails if license server is not configured', async () => {
setDecodingInfoSpy(['drm.abc']);
config.servers = {};
drmEngine.configure(config);
const expected = Util.jasmineError(new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.DRM,
shaka.util.Error.Code.NO_LICENSE_SERVER_GIVEN,
'drm.abc'));
const variants = manifest.variants;
await expectAsync(
drmEngine.initForPlayback(variants, manifest.offlineSessionIds))
.toBeRejectedWith(expected);
});
it('maps TS MIME types through the transmuxer', async () => {
const originalIsSupported = shaka.media.Transmuxer.isSupported;
try {
// Mock out isSupported on Transmuxer so that we don't have to care
// about what MediaSource supports under that. All we really care about
// is the translation of MIME types.
shaka.media.Transmuxer.isSupported = (mimeType, contentType) => {
return mimeType.startsWith('video/mp2t');
};
// The default mock for this is so unrealistic, some of our test
// conditions would always fail. Make it realistic enough for this
// test case by returning the same types we are supposed to be querying
// for. That way, supportsVariant() should work produce the correct
// result after translating the types of the variant's streams.
mockMediaKeySystemAccess.getConfiguration.and.callFake(() => {
return {
audioCapabilities: [{contentType: 'audio/mp4; codecs="abar"'}],
videoCapabilities: [{contentType: 'video/mp4; codecs="vbar"'}],
};
});
setDecodingInfoSpy(['drm.abc']);
const variants = manifest.variants;
variants[0].video.mimeType = 'video/mp2t';
variants[0].audio.mimeType = 'video/mp2t';
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(drmEngine.initialized()).toBe(true);
const decodingConfig = containing({
video: containing({
contentType: 'video/mp4; codecs="vbar"',
}),
audio: containing({
contentType: 'audio/mp4; codecs="abar"',
}),
});
expect(decodingInfoSpy).toHaveBeenCalledTimes(2);
expect(decodingInfoSpy).toHaveBeenCalledWith(decodingConfig);
expect(drmEngine.supportsVariant(variants[0])).toBeTruthy();
} finally {
// Restore the mock.
shaka.media.Transmuxer.isSupported = originalIsSupported;
}
});
}); // describe('init')
describe('attach', () => {
beforeEach(() => {
// Both audio and video with the same key system:
manifest = shaka.test.ManifestGenerator.generate((manifest) => {
manifest.addVariant(0, (variant) => {
variant.addVideo(1, (stream) => {
stream.encrypted = true;
stream.addDrmInfo('drm.abc');
});
variant.addAudio(2, (stream) => {
stream.encrypted = true;
stream.addDrmInfo('drm.abc');
});
});
});
});
it('does nothing for unencrypted content', async () => {
setDecodingInfoSpy([]);
manifest.variants[0].video.drmInfos = [];
manifest.variants[0].audio.drmInfos = [];
config.servers = {};
config.advanced = {};
await initAndAttach();
expect(mockVideo.setMediaKeys).not.toHaveBeenCalled();
});
it('sets MediaKeys for encrypted content', async () => {
await initAndAttach();
expect(mockVideo.setMediaKeys).toHaveBeenCalledWith(mockMediaKeys);
});
it('sets server certificate if present in config', async () => {
const cert = new Uint8Array(1);
config.advanced['drm.abc'] = createAdvancedConfig(cert);
config.advanced['drm.abc'].serverCertificateUri =
'https://drm-service.com/certificate';
drmEngine.configure(config);
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
expect(fakeNetEngine.request).not.toHaveBeenCalled();
// Should be set merely after init, without waiting for attach.
expect(mockMediaKeys.setServerCertificate).toHaveBeenCalledWith(cert);
});
it('fetches and sets server certificate from uri', async () => {
const cert = new Uint8Array(0);
const serverCertificateUri = 'https://drm-service.com/certificate';
config.advanced['drm.abc'] = createAdvancedConfig(cert);
config.advanced['drm.abc'].serverCertificateUri = serverCertificateUri;
fakeNetEngine.setResponseValue(
serverCertificateUri,
shaka.util.BufferUtils.toArrayBuffer(new Uint8Array(1)));
drmEngine.configure(config);
const variants = manifest.variants;
await drmEngine.initForPlayback(variants, manifest.offlineSessionIds);
fakeNetEngine.expectRequest(
serverCertificateUri,
shaka.net.NetworkingEngine.RequestType.SERVER_CERTIFICATE);
// Should be set merely after init, without waiting for attach.
expect(mockMediaKeys.setServerCertificate).toHaveBeenCalledWith(
new Uint8Array(1));
});
it('fetches server certificate from uri and triggers error', async () => {
const cert = new Uint8Array(0);
const serverCertificateUri = 'https://drm-service.com/certificate';
config.advanced['drm.abc'] = createAdvancedConfig(cert);
config.advanced['drm.abc'].serverCertificateUri = serverCertificateUri;
// Simulate a permission error from the web server.
const netError = new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.NETWORK,
shaka.util.Error.Code.BAD_HTTP_STATUS,
serverCertificateUri, 403);
const operation = shaka.util.AbortableOperation.failed(netError);
fakeNetEngine.request.and.returnValue(operation);
drmEngine.configure(config);
const expected = Util.jasmineError(new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.DRM,
shaka.util.Error.Code.SERVER_CERTIFICATE_REQUEST_FAILED,
netError));
await expectAsync(initAndAttach()).toBeRejectedWith(expected);
fakeNetEngine.expectRequest(
serverCertificateUri,
shaka.net.NetworkingEngine.RequestType.SERVER_CERTIFICATE);
// Should be set merely after init, without waiting for attach.
expect(mockMediaKeys.setServerCertificate).not.toHaveBeenCalled();
});
it('prefers server certificate from DrmInfo', async () => {
const cert1 = new Uint8Array(5);
const cert2 = new Uint8Array(1);
tweakDrmInfos((drmInfos) => {
drmInfos[0].serverCertificate = cert1;
});
config.advanced['drm.abc'] = createAdvancedConfig(cert2);
drmEngine.configure(config);
await initAndAttach();
expect(mockMediaKeys.setServerCertificate).toHaveBeenCalledWith(cert1);
});
it('does not set server certificate if absent', async () => {
await initAndAttach();
expect(mockMediaKeys.setServerCertificate).not.toHaveBeenCalled();
});
it('creates sessions for init data overrides', async () => {
// Set up init data overrides in the manifest:
/** @type {!Uint8Array} */
const initData1 = new Uint8Array(5);
/** @type {!Uint8Array} */
const initData2 = new Uint8Array(0);
/** @type {!Uint8Array} */
const initData3 = new Uint8Array(10);
tweakDrmInfos((drmInfos) => {
drmInfos[0].initData = [
{initData: initData1, initDataType: 'cenc', keyId: null},
{initData: initData2, initDataType: 'webm', keyId: null},
{initData: initData3, initDataType: 'cenc', keyId: null},
];
});
await initAndAttach();
expect(mockMediaKeys.createSession).toHaveBeenCalledTimes(3);
expect(session1.generateRequest)
.toHaveBeenCalledWith('cenc', initData1);
expect(session2.generateRequest)
.toHaveBeenCalledWith('webm', initData2);
expect(session3.generateRequest)
.toHaveBeenCalledWith('cenc', initData3);
});
it('ignores duplicate init data overrides', async () => {
// Set up init data overrides in the manifest;
// The second initData has a different keyId from the first,
// but the same initData.
// The third initData has a different initData from the first,
// but the same keyId.
// Both should be discarded as duplicates.
/** @type {!Uint8Array} */
const initData1 = new Uint8Array(1);
const initData2 = new Uint8Array(1);
const initData3 = new Uint8Array(10);
tweakDrmInfos((drmInfos) => {
drmInfos[0].initData = [
{initData: initData1, initDataType: 'cenc', keyId: 'abc'},
{initData: initData2, initDataType: 'cenc', keyId: 'def'},
{initData: initData3, initDataType: 'cenc', keyId: 'abc'},
];
});
await initAndAttach();
expect(mockMediaKeys.createSession).toHaveBeenCalledTimes(1);
expect(session1.generateRequest)
.toHaveBeenCalledWith('cenc', initData1);
});
// https://github.com/google/shaka-player/issues/2754
it('ignores duplicate init data from newInitData', async () => {
/** @type {!Uint8Array} */
const initData = new Uint8Array(1);
tweakDrmInfos((drmInfos) => {
drmInfos[0].initData =
[{initData: initData, initDataType: 'cenc', keyId: 'abc'}];
});
await drmEngine.initForPlayback(
manifest.variants, manifest.offlineSessionIds);
drmEngine.newInitData('cenc', initData);
await drmEngine.attach(mockVideo);
expect(mockMediaKeys.createSession).toHaveBeenCalledTimes(1);
expect(session1.generateRequest).toHaveBeenCalledWith('cenc', initData);
});
it('uses clearKeys config to override DrmInfo', async () => {
tweakDrmInfos((drmInfos) => {
drmInfos[0].keySystem = 'com.fake.NOT.clearkey';
});
setDecodingInfoSpy(['org.w3.clearkey']);
// Configure clear keys (map of hex key IDs to keys)
config.clearKeys = {
'deadbeefdeadbeefdeadbeefdeadbeef': '18675309186753091867530918675309',
'02030507011013017019023029031037': '03050701302303204201080425098033',
};
drmEngine.configure(config);
const session = createMockSession();
mockMediaKeys.createSession.and.callFake(() => {
expect(mockMediaKeys.createSession).toHaveBeenCalledTimes(1);
return session;
});
await initAndAttach();
const Uint8ArrayUtils = shaka.util.Uint8ArrayUtils;
tweakDrmInfos((drmInfos) => {
expect(drmInfos.length).toBe(1);
expect(drmInfos[0].keySystem).toBe('org.w3.clearkey');
});
expect(session.generateRequest)
.toHaveBeenCalledWith('keyids', jasmine.any(Uint8Array));
const initData = /** @type {{kids: !Array.<string>}} */(JSON.parse(
shaka.util.StringUtils.fromUTF8(
session.generateRequest.calls.argsFor(0)[1])));
const keyId1 = Uint8ArrayUtils.toHex(
Uint8ArrayUtils.fromBase64(initData.kids[0]));
const keyId2 = Uint8ArrayUtils.toHex(
Uint8ArrayUtils.fromBase64(initData.kids[1]));
expect(keyId1).toBe('deadbeefdeadbeefdeadbeefdeadbeef');
expect(keyId2).toBe('02030507011013017019023029031037');
});
// Regression test for #2139, in which we suppressed errors if drmInfos was
// empty and clearKeys config was given
it('fails if clearKeys config fails', async () => {
manifest.variants[0].video.drmInfos = [];
manifest.variants[0].audio.drmInfos = [];
// Make it so that clear key setup fails by pretending we don't have it.
// In reality, it was failing because of missing codec info, but any
// failure should do for testing purposes.
setDecodingInfoSpy([]);
// Configure clear keys (map of hex key IDs to keys)