Files
android/libwvdrmengine/cdm/core/test/license_unittest.cpp
Rahul Frias afd11c0da5 Add support for Resource Rating Tiers
[ Merge of http://go/wvgerrit/67324 ]

This introduces the ability to query resource rating tier information
through the plugin and CDM. Resource rating tiers are also
sent in the client identification portion of the license request.

Bug: 117112392
Test: WV unit/integration tests
Change-Id: I68ac6dfc4362f61150af822bd526e346b5cc4bf7
2018-12-11 01:43:58 -08:00

628 lines
26 KiB
C++

// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine Master
// 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 "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 CryptoSession::SupportedCertificateTypes kDefaultSupportedCertTypes = {
true,
true,
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_METHOD1(GenerateRequestId, bool(std::string*));
MOCK_METHOD1(UsageInformationSupport, bool(bool*));
MOCK_METHOD2(GetHdcpCapabilities, bool(HdcpCapability*, HdcpCapability*));
MOCK_METHOD1(GetSupportedCertificateTypes, bool(SupportedCertificateTypes*));
MOCK_METHOD1(GetApiVersion, bool(uint32_t*));
MOCK_METHOD1(GenerateNonce, bool(uint32_t*));
MOCK_METHOD3(PrepareRequest, bool(const std::string&, bool, 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", NULL, crypto) {}
MOCK_METHOD1(SetEntitledLicenseKeys,
void(const std::vector<video_widevine::WidevinePsshData_EntitledKey>&));
};
class MockClock : public Clock {
public:
MOCK_METHOD0(GetCurrentTime, int64_t());
};
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 video_widevine::LicenseRequest_ContentIdentification;
using video_widevine::ClientIdentification;
using video_widevine::License;
using video_widevine::License_KeyContainer;
using video_widevine::LicenseRequest;
using video_widevine::SignedMessage;
using video_widevine::WidevinePsshData_EntitledKey;
// gmock methods
using ::testing::_;
using ::testing::Eq;
using ::testing::NotNull;
using ::testing::PrintToStringParamName;
using ::testing::Return;
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_ = NULL;
}
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(kToken, kClientTokenDrmCert, kEmptyString,
false, kEmptyServiceCertificate,
crypto_session_, policy_engine_));
}
TEST_F(CdmLicenseTest, InitFail_EmptyToken) {
CreateCdmLicense();
EXPECT_FALSE(cdm_license_->Init("", kClientTokenDrmCert, "", false,
kEmptyServiceCertificate, crypto_session_,
policy_engine_));
}
TEST_F(CdmLicenseTest, InitFail_CryptoSessionNull) {
CreateCdmLicense();
EXPECT_FALSE(cdm_license_->Init(kToken, kClientTokenDrmCert, "", false,
kEmptyServiceCertificate, NULL,
policy_engine_));
}
TEST_F(CdmLicenseTest, InitFail_PolicyEngineNull) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_FALSE(cdm_license_->Init(kToken, kClientTokenDrmCert, "", false,
kEmptyServiceCertificate, crypto_session_,
NULL));
}
TEST_F(CdmLicenseTest, InitWithEmptyServiceCert) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_EQ(cdm_license_->Init(kToken, kClientTokenDrmCert, "", true,
kEmptyServiceCertificate, crypto_session_,
policy_engine_),
Properties::allow_service_certificate_requests());
}
TEST_F(CdmLicenseTest, InitWithInvalidServiceCert) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_FALSE(cdm_license_->Init(kToken, kClientTokenDrmCert, "", true,
kInvalidServiceCertificate, crypto_session_,
policy_engine_));
}
TEST_F(CdmLicenseTest, InitWithServiceCert) {
EXPECT_CALL(*crypto_session_, IsOpen()).WillOnce(Return(true));
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(kToken, kClientTokenDrmCert, "", 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;
uint32_t crypto_session_api_version = 9;
EXPECT_CALL(*crypto_session_, IsOpen())
.WillOnce(Return(true));
EXPECT_CALL(*crypto_session_, GenerateRequestId(NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(kCryptoRequestId), Return(true)));
EXPECT_CALL(*crypto_session_, UsageInformationSupport(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(true)));
EXPECT_CALL(*crypto_session_, GetSupportedCertificateTypes(NotNull()));
EXPECT_CALL(*crypto_session_, GetApiVersion(NotNull()))
.Times(2)
.WillRepeatedly(
DoAll(SetArgPointee<0>(crypto_session_api_version), Return(true)));
EXPECT_CALL(*clock_, GetCurrentTime()).WillOnce(Return(kLicenseStartTime));
EXPECT_CALL(*crypto_session_, GenerateNonce(NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(kNonce), Return(true)));
EXPECT_CALL(*crypto_session_, PrepareRequest(_, Eq(false), NotNull()))
.WillOnce(
DoAll(SetArgPointee<2>(kLicenseRequestSignature), Return(true)));
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(
kToken, kClientTokenDrmCert, kEmptyString, true,
kDefaultServiceCertificate, crypto_session_, policy_engine_));
CdmAppParameterMap app_parameters;
CdmKeyMessage signed_request;
std::string server_url;
EXPECT_EQ(cdm_license_->PrepareKeyRequest(
*init_data_, 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.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 ::video_widevine::ClientIdentification_ClientCapabilities&
client_capabilities = client_id.client_capabilities();
EXPECT_FALSE(client_capabilities.has_client_token());
EXPECT_TRUE(client_capabilities.has_session_token());
EXPECT_FALSE(client_capabilities.video_resolution_constraints());
EXPECT_EQ(video_widevine::
ClientIdentification_ClientCapabilities_HdcpVersion_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(
video_widevine::
ClientIdentification_ClientCapabilities_CertificateKeyType_RSA_2048,
video_widevine::
ClientIdentification_ClientCapabilities_CertificateKeyType_RSA_3072));
EXPECT_FALSE(client_capabilities.has_resource_rating_tier());
// Verify Content Identification
const LicenseRequest_ContentIdentification& content_id =
license_request.content_id();
ASSERT_TRUE(content_id.has_cenc_id_deprecated());
EXPECT_FALSE(content_id.has_webm_id_deprecated());
EXPECT_FALSE(content_id.has_existing_license());
const ::video_widevine::LicenseRequest_ContentIdentification_CencDeprecated&
cenc_id = content_id.cenc_id_deprecated();
EXPECT_TRUE(std::equal(cenc_id.pssh(0).begin(), cenc_id.pssh(0).end(),
kCencPssh.begin()));
EXPECT_EQ(video_widevine::STREAMING, cenc_id.license_type());
EXPECT_TRUE(std::equal(cenc_id.request_id().begin(),
cenc_id.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) {
bool usage_information_support = true;
CryptoSession::HdcpCapability current_hdcp_version = HDCP_NO_DIGITAL_OUTPUT;
CryptoSession::HdcpCapability max_hdcp_version = HDCP_V2_1;
uint32_t crypto_session_api_version = 15;
uint32_t resource_rating_tier = RESOURCE_RATING_TIER_LOW;
EXPECT_CALL(*crypto_session_, IsOpen())
.WillOnce(Return(true));
EXPECT_CALL(*crypto_session_, GenerateRequestId(NotNull()))
.WillOnce(DoAll(SetArgPointee<0>(kCryptoRequestId), Return(true)));
EXPECT_CALL(*crypto_session_, UsageInformationSupport(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(true)));
EXPECT_CALL(*crypto_session_, GetSupportedCertificateTypes(NotNull()));
EXPECT_CALL(*crypto_session_, GetApiVersion(NotNull()))
.Times(2)
.WillRepeatedly(
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(true)));
EXPECT_CALL(*crypto_session_, PrepareRequest(_, Eq(false), NotNull()))
.WillOnce(
DoAll(SetArgPointee<2>(kLicenseRequestSignature), Return(true)));
CreateCdmLicense();
EXPECT_TRUE(cdm_license_->Init(
kToken, kClientTokenDrmCert, kEmptyString, true,
kDefaultServiceCertificate, crypto_session_, policy_engine_));
CdmAppParameterMap app_parameters;
CdmKeyMessage signed_request;
std::string server_url;
EXPECT_EQ(cdm_license_->PrepareKeyRequest(
*init_data_, 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.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 ::video_widevine::ClientIdentification_ClientCapabilities&
client_capabilities = client_id.client_capabilities();
EXPECT_FALSE(client_capabilities.has_client_token());
EXPECT_TRUE(client_capabilities.has_session_token());
EXPECT_FALSE(client_capabilities.video_resolution_constraints());
EXPECT_EQ(video_widevine::
ClientIdentification_ClientCapabilities_HdcpVersion_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(
video_widevine::
ClientIdentification_ClientCapabilities_CertificateKeyType_RSA_2048,
video_widevine::
ClientIdentification_ClientCapabilities_CertificateKeyType_RSA_3072));
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_cenc_id_deprecated());
EXPECT_FALSE(content_id.has_webm_id_deprecated());
EXPECT_FALSE(content_id.has_existing_license());
const ::video_widevine::LicenseRequest_ContentIdentification_CencDeprecated&
cenc_id = content_id.cenc_id_deprecated();
EXPECT_TRUE(std::equal(cenc_id.pssh(0).begin(), cenc_id.pssh(0).end(),
kCencPssh.begin()));
EXPECT_EQ(video_widevine::STREAMING, cenc_id.license_type());
EXPECT_TRUE(std::equal(cenc_id.request_id().begin(),
cenc_id.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(
kToken, kClientTokenDrmCert, kEmptyString, 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