Files
android/libwvdrmengine/cdm/core/test/license_unittest.cpp
Rahul Frias 8e92fef410 Address unit test failures
[ Merge of http://go/wvgerrit/126744 ]

* EngineMetrics previous_oemcrypto_initialization_failure is set only
  on a previous failure. Removing it from the list of expectations
  as we cannot be certain that it will or will not be set unless we
  know the previous state of the device.

* Corrected client_capabililties expectations in
  CdmLicenseTest.PrepareKeyRequestValidation

* Correct error expected in
  - WVDrmPluginTest.RejectsAtscProvisioningRequests
  - WVDrmPluginTest.RejectsAtscUnprovisionDeviceRequests

* Correct expectations
  - CdmSessionTest.InitWithBuiltInCertificate,
  - CdmSessionTest.InitWithCertificate
  - CdmSessionTest.ReInitFail,
  - CdmSessionTest.InitFailCryptoError

Bug: 181693982
Test: WV unit/integration tests
Change-Id: I2f1e1c38604d768e0532b30d8551c77ea45e63f4
2021-06-14 08:04:40 +00:00

615 lines
27 KiB
C++

// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine License
// Agreement.
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <memory>
#include "clock.h"
#include "crypto_key.h"
#include "crypto_session.h"
#include "initialization_data.h"
#include "license.h"
#include "mock_clock.h"
#include "policy_engine.h"
#include "properties.h"
#include "service_certificate.h"
#include "string_conversions.h"
#include "test_base.h"
#include "test_printers.h"
#include "wv_cdm_constants.h"
namespace wvcdm {
namespace {
const std::string kEmptyString;
const std::string kAesKey = a2bs_hex("000102030405060708090a0b0c0d0e0f");
const std::string kAesIv = a2bs_hex("000102030405060708090a0b0c0d0e0f");
const std::string kCencInitDataHdr = a2bs_hex(
"00000042" // blob size
"70737368" // "pssh"
"00000000" // flags
"edef8ba979d64acea3c827dcd51d21ed" // Widevine system id
"00000022"); // pssh data size
const std::string kCencPssh = a2bs_hex(
"08011a0d7769646576696e655f74657374220f73747265616d696e675f636c697031");
const std::string kCdmSessionId = "sid2";
const std::string kCryptoSessionId = "id2";
const std::string kCryptoRequestId = a2bs_hex(
"4341444542353737444337393044394330313030303030303030303030303030");
const uint32_t kNonce = 0x49e81305;
const int64_t kLicenseStartTime = 1413517500; // ~ 01/01/2013
const std::string kEmptyServiceCertificate;
const std::string kInvalidServiceCertificate = "0b";
const std::string kDefaultServiceCertificate = a2bs_hex(
"0ABF020803121028703454C008F63618ADE7443DB6C4C8188BE7F9900522"
"8E023082010A0282010100B52112B8D05D023FCC5D95E2C251C1C649B417"
"7CD8D2BEEF355BB06743DE661E3D2ABC3182B79946D55FDC08DFE9540781"
"5E9A6274B322A2C7F5E067BB5F0AC07A89D45AEA94B2516F075B66EF811D"
"0D26E1B9A6B894F2B9857962AA171C4F66630D3E4C602718897F5E1EF9B6"
"AAF5AD4DBA2A7E14176DF134A1D3185B5A218AC05A4C41F081EFFF80A3A0"
"40C50B09BBC740EEDCD8F14D675A91980F92CA7DDC646A06ADAD5101F74A"
"0E498CC01F00532BAC217850BD905E90923656B7DFEFEF42486767F33EF6"
"283D4F4254AB72589390BEE55808F1D668080D45D893C2BCA2F74D60A0C0"
"D0A0993CEF01604703334C3638139486BC9DAF24FD67A07F9AD943020301"
"00013A1273746167696E672E676F6F676C652E636F6D128003983E303526"
"75F40BA715FC249BDAE5D4AC7249A2666521E43655739529721FF880E0AA"
"EFC5E27BC980DAEADABF3FC386D084A02C82537848CC753FF497B011A7DA"
"97788A00E2AA6B84CD7D71C07A48EBF61602CCA5A3F32030A7295C30DA91"
"5B91DC18B9BC9593B8DE8BB50F0DEDC12938B8E9E039CDDE18FA82E81BB0"
"32630FE955D85A566CE154300BF6D4C1BD126966356B287D657B18CE63D0"
"EFD45FC5269E97EAB11CB563E55643B26FF49F109C2101AFCAF35B832F28"
"8F0D9D45960E259E85FB5D24DBD2CF82764C5DD9BF727EFBE9C861F86932"
"1F6ADE18905F4D92F9A6DA6536DB8475871D168E870BB2303CF70C6E9784"
"C93D2DE845AD8262BE7E0D4E2E4A0759CEF82D109D2592C72429F8C01742"
"BAE2B3DECADBC33C3E5F4BAF5E16ECB74EADBAFCB7C6705F7A9E3B6F3940"
"383F9C5116D202A20C9229EE969C2519718303B50D0130C3352E06B014D8"
"38540F8A0C227C0011E0F5B38E4E298ED2CB301EB4564965F55C5D79757A"
"250A4EB9C84AB3E6539F6B6FDF56899EA29914");
const std::string kToken = a2bs_hex(
"0AAE02080212107E0A892DEEB021E7AF696B938BB1D5B1188B85AD9D05228E023082010A02"
"82010100DBEDF2BFB0EC98213766E65049B9AB176FA4B1FBFBB2A0C96C87D9F2B895E0ED77"
"93BDA057E6BC3E0CA2348BC6831E03609445CA4D418CB98EAC98FFC87AB2364CE76BA26BEE"
"CDB0C45BD2A6FE9FD38CC5A1C26303AEEB7E9C3CAFAB0D10E46C07E50BEDAB42BF21F40BD2"
"E055DB0B455191D6B4CEEB11B3F1AFA42B5C0CE4C96B75A5283C0E3AE049AA7CF86D1C4EF6"
"6A9088B53BCF320ABC9B98A22C219DC109014EFEA72DA5FF2ED5D655DE7AE06EAC6C6B4191"
"523B2CD2DC1EBFF5F08B11CFE056F2826C1323F12704EC7EBBC1AF935129E5543804492AF9"
"23B848F4AF47B4BFB131C39DDDC99DBAEEE0F30AD2ADBBC63E60793D0876E37391008BB4DB"
"F7020301000128DD22128002A9E571776EA9D22A1BD14248DA88E12FD859989F613360B8D2"
"DA40AF31CC071C7A138466F0EB745E3FD664C0E1A5E4F01098B8D56C34A0158DF9916D192F"
"841ADCA17FD630E1C0CBE652CAC6A52B6A1581BE4029CE6FAE0E04D2D2C7861187AF8299D8"
"3E008DB9A2789672CA1DED903773D7E82B234CE2C799EB73CF80600C08F17EEDDDF369D2B8"
"4A08292F22D1F18FE89521905E713BA674F2217881DBD7711B8C48D5FDCE6FAB51F935E293"
"CB29191AB012B115FD2F5F23164B063D0A929C3E254BF0F4FA60051EB6B3498ED99FF77C19"
"68E8CD83A35CEB054D05433FD0EA6AAE43C87DDA377591D1DCC1831EE130BFFF6D139A5ADA"
"738B0F257CCE2649E71AB4050AAE020801121017DCBC27D11341D497135442A188DAA6188F"
"89809105228E023082010A0282010100D21ADD7549D2748B3494526A9C3FB86C79376BBE8C"
"8856F601B8D10461F77ACC7331B10DEBF365120056CDB5662D25907B74F12382F0F4A0CA47"
"5EEA9562815C6228F6F698ADA27879D8890F2A2D96A746DDEF5316301C003519C2A2250354"
"674169FDDA41CE14D3C52BEA7A20384515012D5952B38AA19E15E8563CC7AAA81C2122880A"
"A370A64FEA23C53FB83AC3DB5753214730A349E07F64BF32BE7EAD30D02612AF110BB44FB0"
"8E1D308173B327EF64D40C41639542B2D1A73C98A6607EC6C683B513A58470514106EF87AE"
"1E7B9C695B93A104DF7437BFC4167789748A43ED208F2C1FA710793C688885EAE732A8BFDF"
"5B423B23D75B88FC0ADC8FBDB5020301000128DD2212800372D2FB88098BA3B85B6B4354E0"
"3767DBE2D7724663FB0A62ABF7704EA910E01F221349EE16D0152C769384050CE78520668C"
"06CCFD3D789AF3EB69FF163615CD609169FDBE2E15A029D34AD2605625BC81844C9D1E2CE0"
"519039F3799ADAEF86641E20B033DC16DF2E5B9A1A2A417B8BB3B7A4D9AD1A99367448587D"
"A13DDE05A3ED9D62FA42078973B4AA40263D7BFA23F1072E94CDF323FA45F78408823E55C4"
"F4C5C723819CF44CE6D98E50C04EC24D93B1AAB8877B9108B9CA391308E1A3645EBB0E7CAC"
"BB40B5451560ED799421873BFB5ABB917FA60DB9C77CB8606AF7E3142626F5EA40E5CB8AA0"
"89D8E7D6A9361935C426A4450EA8BC2E57290D3BF0A0962991D2A91B752FC80C3E7E4E5503"
"3D71C94B325307A68815F026448F56A2741CEBEFC18E8C142F5F62BFAA67A291517DDE982D"
"8CD5A9DF6E3D3A99B806F6D60991358C5BE77117D4F3168F3348E9A048539F892F4D783152"
"C7A8095224AA56B78C5CF7BD1AB1B179C0C0D11E3C3BAC84C141A00191321E3ACC17242E68"
"3C");
const std::string kLicenseRequestSignature = a2bs_hex(
"4A560ACFED04787BE0D29D7396234FA2E11D6DD0B22F87FD77AEAEDAA6C8FE54AD9859AE4E"
"C9F12BCB947892D906DAEC1AD78CABD6F9D479CCF91AF5587DB6FC29CBEBF9C338BAF17790"
"90980B1F3333BC901CDBF877490C7B85DB2BF9BC559C98450C6F1E8B2E192959F59CC53BD4"
"85F2CC87D87C324750D5A8E28B821A3C55ABF27305AE4C58474D16E4FEE499D87A7D10AC84"
"8D24103EB15C63C227A0D57A9D90F5A409D2D55147EE10A35AE291D2D725C7F161FF827221"
"9AE18B91516E0CDD0B581590DDDEA2A2527E2C9ABA273629B586A9D22D451A827E332CFC3E"
"9BEDB6CF3D8713F9E11675DF1F5DB9038DBBECAB9D1683F8722CAF6E18EC8C04AEE5");
const std::string kFakeCoreMessage = a2bs_hex("DEADBEEF");
const CryptoSession::SupportedCertificateTypes kDefaultSupportedCertTypes = {
/* RSA 2048 */ true, /* RSA 3072 */ true,
/* RSA CAST */ false,
/* ECC 256 */ true, /* ECC 384 */ true,
/* ECC 521 */ true};
const std::string kFakeEntitlementKeyId =
a2bs_hex("2a538231c616c67143032a645f9c545d");
const std::string kFakeEntitledKeyId =
a2bs_hex("f93c7a81e62d4e9a988ff20bca60f52d");
const std::string kFakeUnpaddedKey =
a2bs_hex("b2047e7fab08b3a4dac76b7b82e8cd4d");
const std::string kFakePaddedKey = a2bs_hex(
"42f804e9ce0fa693692e1c4ffaeb0e14"
"10101010101010101010101010101010");
const std::string kFakeKeyTooLong =
a2bs_hex("d4bc8605d662878a46adb2adb6bf3c0b30a54a0c2f");
const std::string kFakeKeyTooShort = a2bs_hex("06e247e7f924208011");
const std::string kFakeIv = a2bs_hex("3d515a3ee0be1687080ac59da9e0d69a");
class MockCryptoSession : public TestCryptoSession {
public:
MockCryptoSession(metrics::CryptoMetrics* crypto_metrics)
: TestCryptoSession(crypto_metrics) {}
MOCK_METHOD0(IsOpen, bool());
MOCK_METHOD0(request_id, const std::string&());
MOCK_METHOD1(HasUsageInfoSupport, bool(bool*));
MOCK_METHOD2(GetHdcpCapabilities,
CdmResponseType(HdcpCapability*, HdcpCapability*));
MOCK_METHOD1(GetSupportedCertificateTypes, bool(SupportedCertificateTypes*));
MOCK_METHOD1(GetApiVersion, bool(uint32_t*));
MOCK_METHOD1(GenerateNonce, CdmResponseType(uint32_t*));
MOCK_METHOD3(PrepareAndSignLicenseRequest,
CdmResponseType(const std::string&, std::string*, std::string*));
MOCK_METHOD1(LoadEntitledContentKeys,
CdmResponseType(const std::vector<CryptoKey>& key_array));
MOCK_METHOD1(GetResourceRatingTier, bool(uint32_t*));
};
class MockPolicyEngine : public PolicyEngine {
public:
MockPolicyEngine(CryptoSession* crypto)
: PolicyEngine("mock_session_id", nullptr, crypto) {}
MOCK_METHOD1(
SetEntitledLicenseKeys,
void(const std::vector<video_widevine::WidevinePsshData_EntitledKey>&));
};
class MockInitializationData : public InitializationData {
public:
MockInitializationData(const std::string& type, const CdmInitData& data)
: InitializationData(type, data) {}
MOCK_METHOD0(is_supported, bool());
MOCK_METHOD0(is_cenc, bool());
};
} // namespace
// Protobuf generated classes
using ClientCapabilities =
video_widevine::ClientIdentification::ClientCapabilities;
using video_widevine::ClientIdentification;
using video_widevine::License;
using video_widevine::License_KeyContainer;
using video_widevine::LicenseRequest;
using video_widevine::LicenseRequest_ContentIdentification;
using video_widevine::SignedMessage;
using video_widevine::WidevinePsshData_EntitledKey;
// gmock methods
using ::testing::_;
using ::testing::DoAll;
using ::testing::Eq;
using ::testing::NotNull;
using ::testing::PrintToStringParamName;
using ::testing::Return;
using ::testing::ReturnRef;
using ::testing::SetArgPointee;
using ::testing::UnorderedElementsAre;
using ::testing::Values;
class CdmLicenseTestPeer : public CdmLicense {
public:
CdmLicenseTestPeer(const CdmSessionId& session_id, Clock* clock)
: CdmLicense(session_id, clock) {}
using CdmLicense::HandleNewEntitledKeys;
void set_entitlement_keys(License license) {
entitlement_keys_.CopyFrom(license.key());
}
};
class CdmLicenseTest : public WvCdmTestBase {
protected:
CdmLicenseTest(const std::string& pssh = (kCencInitDataHdr + kCencPssh))
: pssh_(pssh) {}
void SetUp() override {
WvCdmTestBase::SetUp();
clock_ = new MockClock();
crypto_session_ = new MockCryptoSession(&crypto_metrics_);
init_data_ = new MockInitializationData(CENC_INIT_DATA_FORMAT, pssh_);
policy_engine_ = new MockPolicyEngine(crypto_session_);
ON_CALL(*crypto_session_, GetSupportedCertificateTypes(NotNull()))
.WillByDefault(
DoAll(SetArgPointee<0>(kDefaultSupportedCertTypes), Return(true)));
}
void TearDown() override {
if (cdm_license_) delete cdm_license_;
if (policy_engine_) delete policy_engine_;
if (init_data_) delete init_data_;
if (crypto_session_) delete crypto_session_;
if (clock_) delete clock_;
}
virtual void CreateCdmLicense() {
cdm_license_ = new CdmLicenseTestPeer(kCdmSessionId, clock_);
clock_ = nullptr;
}
CdmLicenseTestPeer* cdm_license_;
MockClock* clock_;
metrics::CryptoMetrics crypto_metrics_;
MockCryptoSession* crypto_session_;
MockInitializationData* init_data_;
MockPolicyEngine* policy_engine_;
std::string pssh_;
};
TEST_F(CdmLicenseTest, InitSuccess) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(false, kEmptyServiceCertificate,
crypto_session_, policy_engine_));
}
TEST_F(CdmLicenseTest, InitFail_CryptoSessionNull) {
CreateCdmLicense();
EXPECT_FALSE(cdm_license_->Init(false, kEmptyServiceCertificate, nullptr,
policy_engine_));
}
TEST_F(CdmLicenseTest, InitFail_PolicyEngineNull) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_FALSE(cdm_license_->Init(false, kEmptyServiceCertificate,
crypto_session_, nullptr));
}
TEST_F(CdmLicenseTest, InitWithEmptyServiceCert) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(true, kEmptyServiceCertificate,
crypto_session_, policy_engine_));
}
TEST_F(CdmLicenseTest, InitWithInvalidServiceCert) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_FALSE(cdm_license_->Init(true, kInvalidServiceCertificate,
crypto_session_, policy_engine_));
}
TEST_F(CdmLicenseTest, InitWithServiceCert) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(true, kDefaultServiceCertificate,
crypto_session_, policy_engine_));
}
TEST_F(CdmLicenseTest, PrepareKeyRequestValidation) {
bool usage_information_support = true;
CryptoSession::HdcpCapability current_hdcp_version = HDCP_NO_DIGITAL_OUTPUT;
CryptoSession::HdcpCapability max_hdcp_version = HDCP_V2_1;
const uint32_t crypto_session_api_version = 16;
const uint32_t resource_rating_tier = RESOURCE_RATING_TIER_LOW;
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
EXPECT_CALL(*crypto_session_, request_id())
.WillOnce(ReturnRef(kCryptoRequestId));
EXPECT_CALL(*crypto_session_, HasUsageInfoSupport(NotNull()))
.WillOnce(
DoAll(SetArgPointee<0>(usage_information_support), Return(true)));
EXPECT_CALL(*crypto_session_, GetHdcpCapabilities(NotNull(), NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(current_hdcp_version),
SetArgPointee<1>(max_hdcp_version), Return(NO_ERROR)));
// Supported certificates set by SetUp().
EXPECT_CALL(*crypto_session_, GetSupportedCertificateTypes(NotNull()));
EXPECT_CALL(*crypto_session_, GetApiVersion(NotNull()))
.WillOnce(
DoAll(SetArgPointee<0>(crypto_session_api_version), Return(true)));
EXPECT_CALL(*crypto_session_, GetResourceRatingTier(NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(resource_rating_tier), Return(true)));
EXPECT_CALL(*clock_, GetCurrentTime()).WillOnce(Return(kLicenseStartTime));
EXPECT_CALL(*crypto_session_, GenerateNonce(NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(kNonce), Return(NO_ERROR)));
EXPECT_CALL(*crypto_session_,
PrepareAndSignLicenseRequest(_, NotNull(), NotNull()))
.WillOnce(DoAll(SetArgPointee<1>(kFakeCoreMessage),
SetArgPointee<2>(kLicenseRequestSignature),
Return(NO_ERROR)));
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(true, kDefaultServiceCertificate,
crypto_session_, policy_engine_));
CdmAppParameterMap app_parameters;
CdmKeyMessage signed_request;
std::string server_url;
EXPECT_EQ(cdm_license_->PrepareKeyRequest(
*init_data_, kToken, kLicenseTypeStreaming, app_parameters,
&signed_request, &server_url),
KEY_MESSAGE);
EXPECT_TRUE(!signed_request.empty());
// Verify signed message
SignedMessage signed_message;
EXPECT_TRUE(signed_message.ParseFromString(signed_request));
EXPECT_EQ(SignedMessage::LICENSE_REQUEST, signed_message.type());
EXPECT_TRUE(signed_message.has_signature());
EXPECT_TRUE(std::equal(signed_message.signature().begin(),
signed_message.signature().end(),
kLicenseRequestSignature.begin()));
EXPECT_TRUE(signed_message.has_oemcrypto_core_message());
EXPECT_EQ(kFakeCoreMessage, signed_message.oemcrypto_core_message());
EXPECT_TRUE(!signed_message.msg().empty());
// Verify license request
LicenseRequest license_request;
EXPECT_TRUE(license_request.ParseFromString(signed_message.msg()));
// Verify Client Identification
const ClientIdentification& client_id = license_request.client_id();
EXPECT_EQ(
video_widevine::ClientIdentification_TokenType_DRM_DEVICE_CERTIFICATE,
client_id.type());
EXPECT_TRUE(std::equal(client_id.token().begin(), client_id.token().end(),
kToken.begin()));
EXPECT_LT(0, client_id.client_info_size());
for (int i = 0; i < client_id.client_info_size(); ++i) {
const ::video_widevine::ClientIdentification_NameValue& name_value =
client_id.client_info(i);
EXPECT_TRUE(!name_value.name().empty());
EXPECT_TRUE(!name_value.value().empty());
}
EXPECT_FALSE(client_id.has_provider_client_token());
EXPECT_FALSE(client_id.has_license_counter());
const ClientCapabilities& client_capabilities =
client_id.client_capabilities();
EXPECT_TRUE(client_capabilities.has_client_token());
EXPECT_TRUE(client_capabilities.has_session_token());
EXPECT_FALSE(client_capabilities.video_resolution_constraints());
EXPECT_EQ(ClientCapabilities::HDCP_V2_1,
client_capabilities.max_hdcp_version());
EXPECT_EQ(crypto_session_api_version,
client_capabilities.oem_crypto_api_version());
EXPECT_THAT(client_capabilities.supported_certificate_key_type(),
UnorderedElementsAre(ClientCapabilities::RSA_2048,
ClientCapabilities::RSA_3072,
ClientCapabilities::ECC_SECP256R1,
ClientCapabilities::ECC_SECP384R1,
ClientCapabilities::ECC_SECP521R1));
EXPECT_TRUE(client_capabilities.has_resource_rating_tier());
// Verify Content Identification
const LicenseRequest_ContentIdentification& content_id =
license_request.content_id();
ASSERT_TRUE(content_id.has_widevine_pssh_data());
EXPECT_FALSE(content_id.has_webm_key_id());
EXPECT_FALSE(content_id.has_existing_license());
const ::video_widevine::LicenseRequest_ContentIdentification_WidevinePsshData&
widevine_pssh_data = content_id.widevine_pssh_data();
EXPECT_TRUE(std::equal(widevine_pssh_data.pssh_data(0).begin(),
widevine_pssh_data.pssh_data(0).end(),
kCencPssh.begin()));
EXPECT_EQ(video_widevine::STREAMING, widevine_pssh_data.license_type());
EXPECT_TRUE(std::equal(widevine_pssh_data.request_id().begin(),
widevine_pssh_data.request_id().end(),
kCryptoRequestId.begin()));
// Verify other license request fields
EXPECT_EQ(::video_widevine::LicenseRequest_RequestType_NEW,
license_request.type());
EXPECT_EQ(kLicenseStartTime, license_request.request_time());
EXPECT_EQ(video_widevine::VERSION_2_1, license_request.protocol_version());
EXPECT_EQ(kNonce, license_request.key_control_nonce());
}
TEST_F(CdmLicenseTest, PrepareKeyRequestValidationV15) {
const bool usage_information_support = true;
const CryptoSession::HdcpCapability current_hdcp_version =
HDCP_NO_DIGITAL_OUTPUT;
const CryptoSession::HdcpCapability max_hdcp_version = HDCP_V2_1;
const uint32_t crypto_session_api_version = 15;
const uint32_t resource_rating_tier = RESOURCE_RATING_TIER_LOW;
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
EXPECT_CALL(*crypto_session_, request_id())
.WillOnce(ReturnRef(kCryptoRequestId));
EXPECT_CALL(*crypto_session_, HasUsageInfoSupport(NotNull()))
.WillOnce(
DoAll(SetArgPointee<0>(usage_information_support), Return(true)));
EXPECT_CALL(*crypto_session_, GetHdcpCapabilities(NotNull(), NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(current_hdcp_version),
SetArgPointee<1>(max_hdcp_version), Return(NO_ERROR)));
EXPECT_CALL(*crypto_session_, GetSupportedCertificateTypes(NotNull()));
EXPECT_CALL(*crypto_session_, GetApiVersion(NotNull()))
.WillOnce(
DoAll(SetArgPointee<0>(crypto_session_api_version), Return(true)));
EXPECT_CALL(*crypto_session_, GetResourceRatingTier(NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(resource_rating_tier), Return(true)));
EXPECT_CALL(*clock_, GetCurrentTime()).WillOnce(Return(kLicenseStartTime));
EXPECT_CALL(*crypto_session_, GenerateNonce(NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(kNonce), Return(NO_ERROR)));
EXPECT_CALL(*crypto_session_,
PrepareAndSignLicenseRequest(_, NotNull(), NotNull()))
.WillOnce(DoAll(SetArgPointee<1>(kFakeCoreMessage),
SetArgPointee<2>(kLicenseRequestSignature),
Return(NO_ERROR)));
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(true, kDefaultServiceCertificate,
crypto_session_, policy_engine_));
CdmAppParameterMap app_parameters;
CdmKeyMessage signed_request;
std::string server_url;
EXPECT_EQ(cdm_license_->PrepareKeyRequest(
*init_data_, kToken, kLicenseTypeStreaming, app_parameters,
&signed_request, &server_url),
KEY_MESSAGE);
EXPECT_TRUE(!signed_request.empty());
// Verify signed message
SignedMessage signed_message;
EXPECT_TRUE(signed_message.ParseFromString(signed_request));
EXPECT_EQ(SignedMessage::LICENSE_REQUEST, signed_message.type());
EXPECT_TRUE(signed_message.has_signature());
EXPECT_TRUE(std::equal(signed_message.signature().begin(),
signed_message.signature().end(),
kLicenseRequestSignature.begin()));
EXPECT_TRUE(signed_message.has_oemcrypto_core_message());
EXPECT_EQ(kFakeCoreMessage, signed_message.oemcrypto_core_message());
EXPECT_TRUE(!signed_message.msg().empty());
// Verify license request
LicenseRequest license_request;
EXPECT_TRUE(license_request.ParseFromString(signed_message.msg()));
// Verify Client Identification
const ClientIdentification& client_id = license_request.client_id();
EXPECT_EQ(
video_widevine::ClientIdentification_TokenType_DRM_DEVICE_CERTIFICATE,
client_id.type());
EXPECT_TRUE(std::equal(client_id.token().begin(), client_id.token().end(),
kToken.begin()));
EXPECT_LT(0, client_id.client_info_size());
for (int i = 0; i < client_id.client_info_size(); ++i) {
const ::video_widevine::ClientIdentification_NameValue& name_value =
client_id.client_info(i);
EXPECT_TRUE(!name_value.name().empty());
EXPECT_TRUE(!name_value.value().empty());
}
EXPECT_FALSE(client_id.has_provider_client_token());
EXPECT_FALSE(client_id.has_license_counter());
const ClientCapabilities& client_capabilities =
client_id.client_capabilities();
EXPECT_TRUE(client_capabilities.has_client_token());
EXPECT_TRUE(client_capabilities.has_session_token());
EXPECT_FALSE(client_capabilities.video_resolution_constraints());
EXPECT_EQ(ClientCapabilities::HDCP_V2_1,
client_capabilities.max_hdcp_version());
EXPECT_EQ(crypto_session_api_version,
client_capabilities.oem_crypto_api_version());
EXPECT_THAT(client_capabilities.supported_certificate_key_type(),
UnorderedElementsAre(ClientCapabilities::RSA_2048,
ClientCapabilities::RSA_3072,
ClientCapabilities::ECC_SECP256R1,
ClientCapabilities::ECC_SECP384R1,
ClientCapabilities::ECC_SECP521R1));
EXPECT_EQ(resource_rating_tier, client_capabilities.resource_rating_tier());
// Verify Content Identification
const LicenseRequest_ContentIdentification& content_id =
license_request.content_id();
ASSERT_TRUE(content_id.has_widevine_pssh_data());
EXPECT_FALSE(content_id.has_webm_key_id());
EXPECT_FALSE(content_id.has_existing_license());
const ::video_widevine::LicenseRequest_ContentIdentification_WidevinePsshData&
widevine_pssh_data = content_id.widevine_pssh_data();
EXPECT_TRUE(std::equal(widevine_pssh_data.pssh_data(0).begin(),
widevine_pssh_data.pssh_data(0).end(),
kCencPssh.begin()));
EXPECT_EQ(video_widevine::STREAMING, widevine_pssh_data.license_type());
EXPECT_TRUE(std::equal(widevine_pssh_data.request_id().begin(),
widevine_pssh_data.request_id().end(),
kCryptoRequestId.begin()));
// Verify other license request fields
EXPECT_EQ(::video_widevine::LicenseRequest_RequestType_NEW,
license_request.type());
EXPECT_EQ(kLicenseStartTime, license_request.request_time());
EXPECT_EQ(video_widevine::VERSION_2_1, license_request.protocol_version());
EXPECT_EQ(kNonce, license_request.key_control_nonce());
}
struct EntitledKeyVariant {
EntitledKeyVariant(const char* name, const std::string& key,
bool should_succeed)
: name(name), key(key), should_succeed(should_succeed) {}
const std::string name;
const std::string key;
const bool should_succeed;
friend void PrintTo(const EntitledKeyVariant& self, std::ostream* os) {
*os << self.name;
}
};
class CdmLicenseEntitledKeyTest
: public CdmLicenseTest,
public ::testing::WithParamInterface<EntitledKeyVariant> {};
TEST_P(CdmLicenseEntitledKeyTest, LoadsEntitledKeys) {
EntitledKeyVariant variant = GetParam();
// Set up a known, fake entitlement key
License entitlement_license;
License_KeyContainer* entitlement_key = entitlement_license.add_key();
entitlement_key->set_type(
video_widevine::License_KeyContainer_KeyType_ENTITLEMENT);
entitlement_key->set_id(kFakeEntitlementKeyId);
// Set up a fake entitled key that matches the entitlement key
std::vector<WidevinePsshData_EntitledKey> entitled_keys(1);
WidevinePsshData_EntitledKey& padded_key = entitled_keys[0];
padded_key.set_entitlement_key_id(kFakeEntitlementKeyId);
padded_key.set_key_id(kFakeEntitledKeyId);
padded_key.set_key(variant.key);
padded_key.set_iv(kFakeIv);
// Set the expected downstream calls
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
if (variant.should_succeed) {
EXPECT_CALL(*crypto_session_, LoadEntitledContentKeys(_))
.WillOnce(Return(KEY_ADDED));
EXPECT_CALL(*policy_engine_, SetEntitledLicenseKeys(_)).Times(1);
} else {
EXPECT_CALL(*crypto_session_, LoadEntitledContentKeys(_)).Times(0);
EXPECT_CALL(*policy_engine_, SetEntitledLicenseKeys(_)).Times(0);
}
// Set up the CdmLicense with the mocks and fake entitlement key
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(true, kDefaultServiceCertificate,
crypto_session_, policy_engine_));
cdm_license_->set_entitlement_keys(entitlement_license);
// Call the function under test and check its return value
CdmResponseType ret = cdm_license_->HandleNewEntitledKeys(entitled_keys);
if (variant.should_succeed) {
EXPECT_EQ(KEY_ADDED, ret);
} else {
EXPECT_NE(KEY_ADDED, ret);
}
}
INSTANTIATE_TEST_CASE_P(
EntitledKeyTests, CdmLicenseEntitledKeyTest,
Values(EntitledKeyVariant("UnpaddedKey", kFakeUnpaddedKey, true),
EntitledKeyVariant("PaddedKey", kFakePaddedKey, true),
EntitledKeyVariant("KeyTooLong", kFakeKeyTooLong, true),
EntitledKeyVariant("KeyTooShort", kFakeKeyTooShort, false)),
PrintToStringParamName());
} // namespace wvcdm