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f22cd204663fdb3990ee4620a9180e67df5f3ff0
android/libwvdrmengine/cdm/test/cdm_extended_duration_test.cpp
Alex Dale f22cd20466 Enabled log formatting warnings. 
[ Merge of http://go/wvgerrit/105025 ]

Clang and GCC allow for warnings against the arguments for printf-like
functions (e.i. LOGx).  These validate that the format type specified
in the format string match the corresponding argument type.

Most of the time, format specifer errors are benign; hence why they
haven't been seen as an error so far.  However, with the enabling of
specifier warnings and the enabling of warnings as errors on certain
platforms, these existing errors need to be addressed.

This CL enables format specifier warnings for most of the Widevine
code, with the OEMCrypto L3 implementation which has a single error
which requires a fix in the haystack code before being fixed in the
Widevine branch.

Strict format string warnings are not enabled for non-LP64 systems.

Bug: 137583127
Test: Compiled for Linux and Android
Change-Id: I051398332d31a20457b86563a90ad8f6d428445f
2020-09-08 15:46:15 -07:00

1674 lines
66 KiB
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// 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 <errno.h>
#include <getopt.h>
#include <sstream>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <utils/Thread.h>
#include "OEMCryptoCENC.h"
#include "cdm_identifier.h"
#include "clock.h"
#include "config_test_env.h"
#include "device_files.h"
#include "file_store.h"
#include "license_protocol.pb.h"
#include "license_request.h"
#include "log.h"
#include "oemcrypto_adapter.h"
#include "properties.h"
#include "pst_report.h"
#include "string_conversions.h"
#include "test_base.h"
#include "test_printers.h"
#include "url_request.h"
#include "wv_cdm_constants.h"
#include "wv_content_decryption_module.h"
namespace {
// HTTP response codes.
const int kHttpOk = 200;
// The following two responses are unused, but left here for human debuggers.
// const int kHttpBadRequest = 400;
// const int kHttpInternalServerError = 500;
const uint32_t kMinute = 60;
const uint32_t kClockTolerance = 10;
const uint32_t kMaxUsageTableSize = 50;
const std::string kEmptyServiceCertificate;
// TODO(rfrias): refactor to print out the decryption test names
struct SubSampleInfo {
bool retrieve_key;
size_t num_of_subsamples;
bool validate_key_id;
bool is_encrypted;
bool is_secure;
wvcdm::KeyId key_id;
std::vector<uint8_t> encrypt_data;
std::vector<uint8_t> decrypt_data;
std::vector<uint8_t> iv;
size_t block_offset;
uint8_t subsample_flags;
};
// clang-format off
SubSampleInfo kEncryptedStreamingNoPstSubSample = {
// key SD, encrypted, 256b
true, 1, true, true, false,
wvcdm::a2bs_hex("371EA35E1A985D75D198A7F41020DC23"),
wvcdm::a2b_hex(
"64ab17b3e3dfab47245c7cce4543d4fc7a26dcf248f19f9b59f3c92601440b36"
"17c8ed0c96c656549e461f38708cd47a434066f8df28ccc28b79252eee3f9c2d"
"7f6c68ebe40141fe818fe082ca523c03d69ddaf183a93c022327fedc5582c5ab"
"ca9d342b71263a67f9cb2336f12108aaaef464f17177e44e9b0c4e56e61da53c"
"2150b4405cc82d994dfd9bf4087c761956d6688a9705db4cf350381085f383c4"
"9666d4aed135c519c1f0b5cba06e287feea96ea367bf54e7368dcf998276c6e4"
"6497e0c50e20fef74e42cb518fe7f22ef27202428688f86404e8278587017012"
"c1d65537c6cbd7dde04aae338d68115a9f430afc100ab83cdadf45dca39db685"),
wvcdm::a2b_hex(
"217ce9bde99bd91e9733a1a00b9b557ac3a433dc92633546156817fae26b6e1c"
"942ac20a89ff79f4c2f25fba99d6a44618a8c0420b27d54e3da17b77c9d43cca"
"595d259a1e4a8b6d7744cd98c5d3f921adc252eb7d8af6b916044b676a574747"
"8df21fdc42f166880d97a2225cd5c9ea5e7b752f4cf81bbdbe98e542ee10e1c6"
"ad868a6ac55c10d564fc23b8acff407daaf4ed2743520e02cda9680d9ea88e91"
"029359c4cf5906b6ab5bf60fbb3f1a1c7c59acfc7e4fb4ad8e623c04d503a3dd"
"4884604c8da8a53ce33db9ff8f1c5bb6bb97f37b39906bf41596555c1bcce9ed"
"08a899cd760ff0899a1170c2f224b9c52997a0785b7fe170805fd3e8b1127659"),
wvcdm::a2b_hex("f6f4b1e600a5b67813ed2bded913ba9f"), 0, 3};
SubSampleInfo kEncryptedStreamingClip8SubSample = {
true, 1, true, true, false,
wvcdm::a2bs_hex("E82DDD1D07CBB31CDD31EBAAE0894609"),
wvcdm::a2b_hex(
"fe8670a01c86906c056b4bf85ad278464c4eb79c60de1da8480e66e78561350e"
"a25ae19a001f834c43aaeadf900b3c5a6745e885a4d1d1ae5bafac08dc1d60e5"
"f3465da303909ec4b09023490471f670b615d77db844192854fdab52b7806203"
"89b374594bbb6a2f2fcc31036d7cb8a3f80c0e27637b58a7650028fbf2470d68"
"1bbd77934af165d215ef325c74438c9d99a20fc628792db28c05ed5deff7d9d4"
"dba02ddb6cf11dc6e78cb5200940af9a2321c3a7c4c79be67b54a744dae1209c"
"fa02fc250ce18d30c7da9c3a4a6c9619bf8561a42ff1e55a7b14fa3c8de69196"
"c2b8e3ff672fc37003b479da5d567b7199917dbe5aa402890ebb066bce140b33"),
wvcdm::a2b_hex(
"d08733bd0ef671f467906b50ff8322091400f86fd6f016fea2b86e33923775b3"
"ebb4c8c6f3ba8b78dd200a74d3872a40264ab99e1d422e4f819abb7f249114aa"
"b334420b37c86ce81938615ab9d3a6b2de8db545cd88e35091031e73016fb386"
"1b754298329b52dbe483de3a532277815e659f3e05e89257333225b933d92e15"
"ef2deff287a192d2c8fc942a29a5f3a1d54440ac6385de7b34bb650b889e4ae9"
"58c957b5f5ff268f445c0a6b825fcad55290cb7b5c9814bc4c72984dcf4c8fd7"
"5f511c173b2e0a3163b18a1eac58539e5c188aeb0751b946ad4dcd08ea777a7f"
"37326df26fa509343faa98dff667629f557873f1284903202e451227ef465a62"),
wvcdm::a2b_hex("7362b5140c4ce0cd5f863858668d3f1a"), 0, 3};
SubSampleInfo kEncryptedStreamingClip5SubSample = {
true, 1, true, true, false,
wvcdm::a2bs_hex("3AE243D83B93B3311A1D777FF5FBE01A"),
wvcdm::a2b_hex(
"934997779aa1aeb45d6ba8845f13786575d0adf85a5e93674d9597f8d4286ed7"
"dcce02f306e502bbd9f1cadf502f354038ca921276d158d911bdf3171d335b18"
"0ae0f9abece16ff31ee263228354f724da2f3723b19caa38ea02bd6563b01208"
"fb5bf57854ac0fe38d5883197ef90324b2721ff20fdcf9a53819515e6daa096e"
"70f6f5c1d29a4a13dafd127e2e1f761ea0e28fd451607552ecbaef5da3c780bc"
"aaf2667b4cc4f858f01d480cac9e32c3fbb5705e5d2adcceebefc2535c117208"
"e65f604799fc3d7223e16908550f287a4bea687008cb0064cf14d3aeedb8c705"
"09ebc5c2b8b5315f43c04d78d2f55f4b32c7d33e157114362106395cc0bb6d93"),
wvcdm::a2b_hex(
"2dd54eee1307753508e1f250d637044d6e8f5abf057dab73e9e95f83910e4efc"
"191c9bac63950f13fd51833dd94a4d03f2b64fb5c721970c418fe53fa6f74ad5"
"a6e16477a35c7aa6e28909b069cd25770ef80da20918fc30fe95fd5c87fd3522"
"1649de17ca2c7b3dc31f936f0cbdf97c7b1c15de3a86b279dc4b4de64943914a"
"99734556c4b7a1a0b022c1933cb0786068fc18d49fed2f2b49f3ac6d01c32d07"
"92175ce2844eaf9064e6a3fcffade038d690cbed81659351163a22432f0d0545"
"037e1c805d8e92a1272b4196ad0ce22f26bb80063137a8e454d3b97e2414283d"
"ed0716cd8bceb80cf59166a217006bd147c51b04dfb183088ce3f51e9b9f759e"),
wvcdm::a2b_hex("b358ab21ac90455bbf60490daad457e3"), 0, 3};
SubSampleInfo kEncryptedOfflineClip2SubSample = {
true, 1, true, true, false,
wvcdm::a2bs_hex("3260F39E12CCF653529990168A3583FF"),
wvcdm::a2b_hex(
"3b2cbde084973539329bd5656da22d20396249bf4a18a51c38c4743360cc9fea"
"a1c78d53de1bd7e14dc5d256fd20a57178a98b83804258c239acd7aa38f2d7d2"
"eca614965b3d22049e19e236fc1800e60965d8b36415677bf2f843d50a6943c4"
"683c07c114a32f5e5fbc9939c483c3a1b2ecd3d82b554d649798866191724283"
"f0ab082eba2da79aaca5c4eaf186f9ee9a0c568f621f705a578f30e4e2ef7b96"
"5e14cc046ce6dbf272ee5558b098f332333e95fc879dea6c29bf34acdb649650"
"f08201b9e649960f2493fd7677cc3abf5ae70e5445845c947ba544456b431646"
"d95a133bff5f57614dda5e4446cd8837901d074149dadf4b775b5b07bb88ca20"),
wvcdm::a2b_hex(
"D3EE543581F16AB2EABFA13468133314D19CB6A14A42229BE83543828D801475"
"FAE1C2C5D193DA8445B9C4B1598E8FCBDF42EFF1FBB54EBC6A4815E2836C2848"
"15094DEDE76FE4658A2D6EA3E775A872CA71835CF274676C18556C665EC7F32A"
"4DBB04C10BA988B42758E37DCEFD99D9CE3AFFB1E816C412B4013890E1A31E25"
"64EBF2125BC54D66FECDF8A31956830121546DC183B3DAC103E223778875B590"
"3961448C287B367C585E510DA43BF9242B8E9A27B9F6F3EC7E4B5A0A74A1742B"
"F5CD65EA66D7D9E79C02C7E7D5CD02DB182DDD8EAC3525B0834F1F2822AD0006"
"944B5080B998BB0FE6E566AAFAE2328B37FD189F1920A964434ECF18E11AC81E"),
wvcdm::a2b_hex("7362b5140c4ce0cd5f863858668d3f1a"), 0, 3};
std::string kStreamingClip8PstInitData = wvcdm::a2bs_hex(
"000000427073736800000000" // blob size and pssh
"EDEF8BA979D64ACEA3C827DCD51D21ED00000022" // Widevine system id
"08011a0d7769646576696e655f74657374220f73" // pssh data
"747265616d696e675f636c697038");
std::string kOfflineClip2PstInitData = wvcdm::a2bs_hex(
"000000407073736800000000" // blob size and pssh
"EDEF8BA979D64ACEA3C827DCD51D21ED00000020" // Widevine system id
"08011a0d7769646576696e655f74657374220d6f" // pssh data
"66666c696e655f636c697032");
std::string kOfflineClip4 = wvcdm::a2bs_hex(
"000000407073736800000000" // blob size and pssh
"EDEF8BA979D64ACEA3C827DCD51D21ED00000020" // Widevine system id
"08011a0d7769646576696e655f74657374220d6f" // pssh data
"66666c696e655f636c697034");
// clang-format off
std::string kUatLicenseServer = "https://proxy.uat.widevine.com/proxy";
bool StringToInt64(const std::string& input, int64_t* output) {
std::istringstream ss(input);
ss >> *output;
return !ss.fail();
}
} // namespace
using ::testing::Contains;
using ::testing::Pair;
using ::testing::StrNe;
namespace wvcdm {
// Protobuf generated classes
using video_widevine::ClientIdentification;
using video_widevine::LicenseIdentification;
using video_widevine::LicenseRequest_ContentIdentification;
using video_widevine::LicenseRequest_ContentIdentification_WidevinePsshData;
using video_widevine::SignedMessage;
class TestWvCdmClientPropertySet : public CdmClientPropertySet {
public:
TestWvCdmClientPropertySet()
: use_privacy_mode_(false),
is_session_sharing_enabled_(false),
session_sharing_id_(0),
use_atsc_mode_(false) {}
virtual ~TestWvCdmClientPropertySet() {}
virtual const std::string& app_id() const { return app_id_; }
virtual const std::string& security_level() const { return security_level_; }
virtual const std::string& service_certificate() const {
return service_certificate_;
}
virtual void set_service_certificate(const std::string& cert) {
service_certificate_ = cert;
}
virtual bool use_privacy_mode() const { return use_privacy_mode_; }
virtual bool is_session_sharing_enabled() const {
return is_session_sharing_enabled_;
}
virtual uint32_t session_sharing_id() const { return session_sharing_id_; }
virtual bool use_atsc_mode() const { return use_atsc_mode_; }
void set_app_id(const std::string& app_id) { app_id_ = app_id; }
void set_security_level(const std::string& security_level) {
if (security_level == QUERY_VALUE_SECURITY_LEVEL_L1 ||
security_level == QUERY_VALUE_SECURITY_LEVEL_L3) {
security_level_ = security_level;
}
}
void set_use_privacy_mode(bool use_privacy_mode) {
use_privacy_mode_ = use_privacy_mode;
}
void set_session_sharing_mode(bool enable) {
is_session_sharing_enabled_ = enable;
}
void set_session_sharing_id(uint32_t id) { session_sharing_id_ = id; }
void set_use_atsc_mode(bool use_atsc_mode) {
use_atsc_mode_ = use_atsc_mode;
}
private:
std::string app_id_;
std::string security_level_;
std::string service_certificate_;
bool use_privacy_mode_;
bool is_session_sharing_enabled_;
uint32_t session_sharing_id_;
bool use_atsc_mode_;
};
class WvCdmExtendedDurationTest : public WvCdmTestBase {
public:
WvCdmExtendedDurationTest()
: decryptor_(new wvcdm::WvContentDecryptionModule()) {}
~WvCdmExtendedDurationTest() {}
protected:
void GetOfflineConfiguration(std::string* key_id, std::string* client_auth) {
ConfigTestEnv config(config_.server_id(), false);
if (binary_key_id().compare(a2bs_hex(config_.key_id())) == 0)
key_id->assign(a2bs_hex(config.key_id()));
else
key_id->assign(binary_key_id());
client_auth->assign(config.client_auth());
}
void GenerateKeyRequest(const std::string& init_data,
CdmLicenseType license_type) {
CdmResponseType response;
GenerateKeyRequest(init_data, license_type, &response);
EXPECT_EQ(KEY_MESSAGE, response);
}
void GenerateKeyRequest(const std::string& init_data,
CdmLicenseType license_type,
CdmResponseType *response) {
CdmAppParameterMap app_parameters;
CdmKeyRequest key_request;
const std::string init_data_type = "video/mp4";
if (g_cutoff >= LOG_DEBUG) {
InitializationData parsed_init_data(init_data_type, init_data);
parsed_init_data.DumpToLogs();
}
*response = decryptor_->GenerateKeyRequest(
session_id_, key_set_id_, init_data_type, init_data,
license_type, app_parameters, nullptr,
kDefaultCdmIdentifier, &key_request);
if (*response == KEY_MESSAGE) {
EXPECT_EQ(kKeyRequestTypeInitial, key_request.type);
key_msg_ = key_request.message;
EXPECT_EQ(0u, key_request.url.size());
}
}
void GenerateRenewalRequest(CdmLicenseType license_type,
std::string* server_url) {
// TODO application makes a license request, CDM will renew the license
// when appropriate.
std::string init_data;
CdmAppParameterMap app_parameters;
CdmKeyRequest key_request;
EXPECT_EQ(KEY_MESSAGE, decryptor_->GenerateKeyRequest(
session_id_, key_set_id_, "video/mp4", init_data,
license_type, app_parameters, nullptr,
kDefaultCdmIdentifier, &key_request));
*server_url = key_request.url;
key_msg_ = key_request.message;
EXPECT_EQ(kKeyRequestTypeRenewal, key_request.type);
// TODO(edwinwong, rfrias): Add tests cases for when license server url
// is empty on renewal. Need appropriate key id at the server.
EXPECT_NE(0u, key_request.url.size());
}
void GenerateKeyRelease(CdmKeySetId key_set_id,
CdmResponseType expected_response) {
CdmSessionId session_id;
CdmInitData init_data;
CdmAppParameterMap app_parameters;
CdmKeyRequest key_request;
EXPECT_EQ(expected_response, decryptor_->GenerateKeyRequest(
session_id, key_set_id, "video/mp4", init_data,
kLicenseTypeRelease, app_parameters, nullptr,
kDefaultCdmIdentifier, &key_request));
if (expected_response == KEY_MESSAGE) {
key_msg_ = key_request.message;
EXPECT_EQ(kKeyRequestTypeRelease, key_request.type);
}
}
void GenerateKeyRelease(CdmKeySetId key_set_id) {
GenerateKeyRelease(key_set_id, KEY_MESSAGE);
}
void LogResponseError(const std::string& message, int http_status_code) {
LOGD("HTTP Status code = %d", http_status_code);
LOGD("HTTP response(%zu): %s", message.size(), b2a_hex(message).c_str());
}
// Post a request and extract the drm message from the response
std::string GetKeyRequestResponse(const std::string& server_url,
const std::string& client_auth) {
// Use secure connection and chunk transfer coding.
UrlRequest url_request(server_url + client_auth);
EXPECT_TRUE(url_request.is_connected()) << "Fail to connect to "
<< server_url << client_auth;
url_request.PostRequest(key_msg_);
std::string message;
EXPECT_TRUE(url_request.GetResponse(&message));
int http_status_code = url_request.GetStatusCode(message);
if (kHttpOk != http_status_code) {
LogResponseError(message, http_status_code);
}
EXPECT_EQ(kHttpOk, http_status_code);
std::string drm_msg;
if (kHttpOk == http_status_code) {
LicenseRequest lic_request;
lic_request.GetDrmMessage(message, drm_msg);
LOGV("HTTP response body: (%zu bytes)", drm_msg.size());
}
key_response_ = drm_msg;
return drm_msg;
}
// Post a request and extract the signed provisioning message from
// the HTTP response.
std::string GetCertRequestResponse(const std::string& server_url) {
// Use secure connection and chunk transfer coding.
UrlRequest url_request(server_url);
EXPECT_TRUE(url_request.is_connected()) << "Fail to connect to "
<< server_url;
url_request.PostCertRequestInQueryString(key_msg_);
std::string message;
EXPECT_TRUE(url_request.GetResponse(&message));
int http_status_code = url_request.GetStatusCode(message);
if (kHttpOk != http_status_code) {
LogResponseError(message, http_status_code);
}
EXPECT_EQ(kHttpOk, http_status_code);
return message;
}
// Post a request and extract the signed provisioning message from
// the HTTP response.
std::string GetUsageInfoResponse(const std::string& server_url,
const std::string& client_auth,
const std::string& usage_info_request) {
// Use secure connection and chunk transfer coding.
UrlRequest url_request(server_url + client_auth);
EXPECT_TRUE(url_request.is_connected()) << "Fail to connect to "
<< server_url << client_auth;
url_request.PostRequest(usage_info_request);
std::string message;
EXPECT_TRUE(url_request.GetResponse(&message));
int http_status_code = url_request.GetStatusCode(message);
if (kHttpOk != http_status_code) {
LogResponseError(message, http_status_code);
}
EXPECT_EQ(kHttpOk, http_status_code);
std::string usage_info;
if (kHttpOk == http_status_code) {
LicenseRequest license;
license.GetDrmMessage(message, usage_info);
LOGV("HTTP response body: (%zu bytes)", usage_info.size());
}
return usage_info;
}
void VerifyKeyRequestResponse(const std::string& server_url,
const std::string& client_auth,
bool is_renewal) {
VerifyKeyRequestResponse(server_url, client_auth, is_renewal, nullptr);
}
void VerifyKeyRequestResponse(const std::string& server_url,
const std::string& client_auth,
bool /* is_renewal */,
CdmResponseType* status) {
std::string resp = GetKeyRequestResponse(server_url, client_auth);
CdmResponseType sts =
decryptor_->AddKey(session_id_, resp, &key_set_id_);
if (status == nullptr) {
EXPECT_EQ(KEY_ADDED, sts);
} else {
*status = sts;
}
}
void Unprovision() {
EXPECT_EQ(NO_ERROR,
decryptor_->Unprovision(kSecurityLevelL1, kDefaultCdmIdentifier));
EXPECT_EQ(NO_ERROR,
decryptor_->Unprovision(kSecurityLevelL3, kDefaultCdmIdentifier));
}
void Provision() {
CdmResponseType status = decryptor_->OpenSession(
config_.key_system(), nullptr, kDefaultCdmIdentifier, nullptr, &session_id_);
switch (status) {
case NO_ERROR:
decryptor_->CloseSession(session_id_);
return;
case NEED_PROVISIONING:
break;
default:
EXPECT_EQ(NO_ERROR, status);
return;
}
std::string provisioning_server_url;
CdmCertificateType cert_type = kCertificateWidevine;
std::string cert_authority, cert, wrapped_key;
status = decryptor_->GetProvisioningRequest(
cert_type, cert_authority, kDefaultCdmIdentifier,
kEmptyServiceCertificate, kLevelDefault, &key_msg_,
&provisioning_server_url);
EXPECT_EQ(NO_ERROR, status);
if (NO_ERROR != status) return;
EXPECT_EQ(provisioning_server_url, kDefaultProvisioningServerUrl);
std::string response =
GetCertRequestResponse(config_.provisioning_server());
EXPECT_NE(0, static_cast<int>(response.size()));
EXPECT_EQ(NO_ERROR,
decryptor_->HandleProvisioningResponse(kDefaultCdmIdentifier, response,
kLevelDefault, &cert,
&wrapped_key));
EXPECT_EQ(0, static_cast<int>(cert.size()));
EXPECT_EQ(0, static_cast<int>(wrapped_key.size()));
decryptor_->CloseSession(session_id_);
return;
}
void ValidateResponse(video_widevine::LicenseType license_type,
bool has_provider_session_token) {
// Validate signed response
SignedMessage signed_message;
EXPECT_TRUE(signed_message.ParseFromString(key_response_));
EXPECT_EQ(SignedMessage::LICENSE, signed_message.type());
EXPECT_TRUE(signed_message.has_signature());
EXPECT_TRUE(!signed_message.msg().empty());
// Verify license
video_widevine::License license;
EXPECT_TRUE(license.ParseFromString(signed_message.msg()));
// Verify license identification
license_id_ = license.id();
EXPECT_EQ(license_type, license_id_.type());
EXPECT_EQ(has_provider_session_token,
license_id_.has_provider_session_token());
}
void ValidateRenewalRequest(int64_t expected_seconds_since_started,
int64_t expected_seconds_since_last_played,
bool has_provider_session_token) {
// Validate signed renewal request
SignedMessage signed_message;
EXPECT_TRUE(signed_message.ParseFromString(key_msg_));
EXPECT_EQ(SignedMessage::LICENSE_REQUEST, signed_message.type());
EXPECT_TRUE(signed_message.has_signature());
EXPECT_TRUE(!signed_message.msg().empty());
// Verify license request
video_widevine::LicenseRequest license_renewal;
EXPECT_TRUE(license_renewal.ParseFromString(signed_message.msg()));
// Verify Content Identification
const LicenseRequest_ContentIdentification& content_id =
license_renewal.content_id();
EXPECT_FALSE(content_id.has_widevine_pssh_data());
EXPECT_FALSE(content_id.has_webm_key_id());
EXPECT_TRUE(content_id.has_existing_license());
const LicenseRequest_ContentIdentification::ExistingLicense&
existing_license = content_id.existing_license();
const LicenseIdentification& id = existing_license.license_id();
EXPECT_EQ(license_id_.request_id(), id.request_id());
EXPECT_EQ(license_id_.session_id(), id.session_id());
EXPECT_EQ(license_id_.purchase_id(), id.purchase_id());
EXPECT_EQ(license_id_.type(), id.type());
EXPECT_EQ(license_id_.version(), id.version());
EXPECT_EQ(has_provider_session_token, !id.provider_session_token().empty());
EXPECT_NEAR(existing_license.seconds_since_started(),
expected_seconds_since_started, kClockTolerance);
EXPECT_NEAR(existing_license.seconds_since_last_played(),
expected_seconds_since_last_played, kClockTolerance);
EXPECT_TRUE(existing_license.session_usage_table_entry().empty());
EXPECT_EQ(::video_widevine::LicenseRequest_RequestType_RENEWAL,
license_renewal.type());
EXPECT_LT(0, license_renewal.request_time());
EXPECT_EQ(video_widevine::VERSION_2_1, license_renewal.protocol_version());
EXPECT_TRUE(license_renewal.has_key_control_nonce());
}
void ValidateReleaseRequest(std::string& usage_msg, bool license_used,
int64_t expected_seconds_since_license_received,
int64_t expected_seconds_since_first_playback,
int64_t expected_seconds_since_last_playback) {
// Validate signed renewal request
SignedMessage signed_message;
EXPECT_TRUE(signed_message.ParseFromString(usage_msg));
EXPECT_EQ(SignedMessage::LICENSE_REQUEST, signed_message.type());
EXPECT_TRUE(signed_message.has_signature());
EXPECT_TRUE(!signed_message.msg().empty());
// Verify license request
video_widevine::LicenseRequest license_renewal;
EXPECT_TRUE(license_renewal.ParseFromString(signed_message.msg()));
// Verify Content Identification
const LicenseRequest_ContentIdentification& content_id =
license_renewal.content_id();
EXPECT_FALSE(content_id.has_widevine_pssh_data());
EXPECT_FALSE(content_id.has_webm_key_id());
EXPECT_TRUE(content_id.has_existing_license());
const LicenseRequest_ContentIdentification::ExistingLicense&
existing_license = content_id.existing_license();
const LicenseIdentification& id = existing_license.license_id();
EXPECT_EQ(license_id_.request_id(), id.request_id());
EXPECT_EQ(license_id_.session_id(), id.session_id());
EXPECT_EQ(license_id_.purchase_id(), id.purchase_id());
EXPECT_EQ(license_id_.type(), id.type());
EXPECT_EQ(license_id_.version(), id.version());
EXPECT_TRUE(!id.provider_session_token().empty());
EXPECT_NEAR(existing_license.seconds_since_started(),
expected_seconds_since_first_playback, kClockTolerance);
EXPECT_NEAR(existing_license.seconds_since_last_played(),
expected_seconds_since_last_playback, kClockTolerance);
EXPECT_TRUE(!existing_license.session_usage_table_entry().empty());
// Verify usage report
uint8_t* buffer = reinterpret_cast<uint8_t*>(
const_cast<char*>(existing_license.session_usage_table_entry().data()));
Unpacked_PST_Report usage_report(buffer);
EXPECT_EQ(usage_report.report_size(),
existing_license.session_usage_table_entry().size());
EXPECT_EQ(license_used ? kInactiveUsed : kInactiveUnused,
usage_report.status());
EXPECT_EQ(id.provider_session_token().size(), usage_report.pst_length());
std::string pst(reinterpret_cast<char*>(usage_report.pst()),
usage_report.pst_length());
EXPECT_EQ(id.provider_session_token(), pst);
EXPECT_LE(kInsecureClock, usage_report.clock_security_level());
int64_t seconds_since_license_received =
usage_report.seconds_since_license_received();
int64_t seconds_since_first_decrypt =
usage_report.seconds_since_first_decrypt();
int64_t seconds_since_last_decrypt =
usage_report.seconds_since_last_decrypt();
// Detect licenses that were never used
if (seconds_since_first_decrypt < 0 ||
seconds_since_first_decrypt > seconds_since_license_received) {
seconds_since_first_decrypt = 0;
seconds_since_last_decrypt = 0;
}
EXPECT_NEAR(seconds_since_license_received,
expected_seconds_since_license_received, kClockTolerance);
if (license_used) {
EXPECT_NEAR(seconds_since_first_decrypt,
expected_seconds_since_first_playback, kClockTolerance);
EXPECT_NEAR(seconds_since_last_decrypt,
expected_seconds_since_last_playback, kClockTolerance);
}
EXPECT_EQ(::video_widevine::LicenseRequest_RequestType_RELEASE,
license_renewal.type());
EXPECT_LT(0, license_renewal.request_time());
EXPECT_EQ(video_widevine::VERSION_2_1, license_renewal.protocol_version());
EXPECT_TRUE(license_renewal.has_key_control_nonce());
}
void ValidateHasUpdateUsageEntry(
const drm_metrics::WvCdmMetrics& metrics) const {
bool has_update_usage_entry_metrics = false;
for (const auto& session : metrics.session_metrics()) {
has_update_usage_entry_metrics |=
session.crypto_metrics()
.usage_table_header_update_entry_time_us().size() > 0;
has_update_usage_entry_metrics |=
session.crypto_metrics().oemcrypto_update_usage_entry().size() > 0;
}
std::string serialized_metrics;
ASSERT_TRUE(metrics.SerializeToString(&serialized_metrics));
EXPECT_TRUE(has_update_usage_entry_metrics)
<< "metrics: " << wvcdm::b2a_hex(serialized_metrics);
}
void QueryKeyStatus(bool streaming, bool expect_renewal,
int64_t* license_duration_remaining,
int64_t* playback_duration_remaining) {
CdmQueryMap query_info;
EXPECT_EQ(NO_ERROR, decryptor_->QueryKeyStatus(session_id_, &query_info));
EXPECT_THAT(query_info, Contains(Pair(QUERY_KEY_LICENSE_TYPE,
streaming ? QUERY_VALUE_STREAMING
: QUERY_VALUE_OFFLINE)));
EXPECT_THAT(query_info,
Contains(Pair(QUERY_KEY_PLAY_ALLOWED, QUERY_VALUE_TRUE)));
EXPECT_THAT(query_info, Contains(Pair(QUERY_KEY_PERSIST_ALLOWED,
streaming ? QUERY_VALUE_FALSE
: QUERY_VALUE_TRUE)));
if (expect_renewal) {
EXPECT_THAT(query_info,
Contains(Pair(QUERY_KEY_RENEW_ALLOWED, QUERY_VALUE_TRUE)));
EXPECT_THAT(query_info,
Contains(Pair(QUERY_KEY_RENEWAL_SERVER_URL, StrNe(""))));
}
std::string key = QUERY_KEY_LICENSE_DURATION_REMAINING;
ASSERT_THAT(query_info, Contains(Pair(key, StrNe(""))));
EXPECT_TRUE(StringToInt64(query_info[key], license_duration_remaining));
key = QUERY_KEY_PLAYBACK_DURATION_REMAINING;
ASSERT_THAT(query_info, Contains(Pair(key, StrNe(""))));
EXPECT_TRUE(StringToInt64(query_info[key], playback_duration_remaining));
}
uint32_t QueryStatus(SecurityLevel security_level, const std::string& key) {
std::string str;
EXPECT_EQ(wvcdm::NO_ERROR,
decryptor_->QueryStatus(security_level, key, &str));
std::istringstream ss(str);
uint32_t value;
ss >> value;
EXPECT_FALSE(ss.fail());
EXPECT_TRUE(ss.eof());
return value;
}
std::string GetSecurityLevel(TestWvCdmClientPropertySet* property_set) {
decryptor_->OpenSession(config_.key_system(), property_set,
kDefaultCdmIdentifier, nullptr, &session_id_);
CdmQueryMap query_info;
EXPECT_EQ(NO_ERROR,
decryptor_->QuerySessionStatus(session_id_, &query_info));
CdmQueryMap::iterator itr = query_info.find(QUERY_KEY_SECURITY_LEVEL);
EXPECT_TRUE(itr != query_info.end());
decryptor_->CloseSession(session_id_);
return itr->second;
}
CdmSecurityLevel GetDefaultSecurityLevel() {
std::string level = GetSecurityLevel(nullptr);
CdmSecurityLevel security_level = kSecurityLevelUninitialized;
if (level == QUERY_VALUE_SECURITY_LEVEL_L1) {
security_level = kSecurityLevelL1;
} else if (level == QUERY_VALUE_SECURITY_LEVEL_L3) {
security_level = kSecurityLevelL3;
} else {
EXPECT_TRUE(false);
}
return security_level;
}
class CloseSessionThread : public android::Thread {
public:
CloseSessionThread() :
Thread(false) {}
~CloseSessionThread() {}
bool Start(const android::sp<wvcdm::WvContentDecryptionModule>& decryptor,
const CdmSessionId& session_id,
uint32_t time_in_msecs) {
wv_content_decryption_module_ = decryptor;
sess_id_ = session_id;
delay_.tv_sec = time_in_msecs / 1000;
delay_.tv_nsec = (time_in_msecs % 1000) * 10000000ll;
return run("CloseSessionThread") == android::NO_ERROR;
}
void Stop() { requestExitAndWait(); }
private:
virtual bool threadLoop() {
struct timespec delay_remaining;
int result = nanosleep(&delay_, &delay_remaining);
while (result < 0 &&
(delay_remaining.tv_sec > 0 || delay_remaining.tv_nsec > 0)) {
result = nanosleep(&delay_remaining, &delay_remaining);
}
wv_content_decryption_module_->CloseSession(sess_id_);
return false;
}
android::sp<wvcdm::WvContentDecryptionModule> wv_content_decryption_module_;
CdmSessionId sess_id_;
struct timespec delay_;
CORE_DISALLOW_COPY_AND_ASSIGN(CloseSessionThread);
};
android::sp<wvcdm::WvContentDecryptionModule> decryptor_;
CdmKeyMessage key_msg_;
CdmKeyResponse key_response_;
CdmSessionId session_id_;
CdmKeySetId key_set_id_;
video_widevine::LicenseIdentification license_id_;
};
TEST_F(WvCdmExtendedDurationTest, VerifyLicenseRequestTest) {
Provision();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(binary_key_id(), kLicenseTypeStreaming);
EXPECT_TRUE(!key_msg_.empty());
// Validate signed request
SignedMessage signed_message;
EXPECT_TRUE(signed_message.ParseFromString(key_msg_));
EXPECT_EQ(SignedMessage::LICENSE_REQUEST, signed_message.type());
EXPECT_TRUE(signed_message.has_signature());
EXPECT_TRUE(!signed_message.msg().empty());
// Verify license request
video_widevine::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_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 ClientIdentification::ClientCapabilities& client_capabilities =
client_id.client_capabilities();
EXPECT_TRUE(client_capabilities.has_client_token());
EXPECT_TRUE(client_capabilities.client_token());
EXPECT_TRUE(client_capabilities.has_session_token());
EXPECT_FALSE(client_capabilities.video_resolution_constraints());
EXPECT_TRUE(client_capabilities.has_max_hdcp_version());
EXPECT_TRUE(client_capabilities.has_oem_crypto_api_version());
// Verify Content Identification
const LicenseRequest_ContentIdentification& content_id =
license_request.content_id();
EXPECT_TRUE(content_id.has_widevine_pssh_data());
EXPECT_FALSE(content_id.has_webm_key_id());
EXPECT_FALSE(content_id.has_existing_license());
const LicenseRequest_ContentIdentification_WidevinePsshData& pssh_data =
content_id.widevine_pssh_data();
EXPECT_TRUE(std::equal(pssh_data.pssh_data(0).begin(),
pssh_data.pssh_data(0).end(),
binary_key_id().begin() + 32));
EXPECT_EQ(video_widevine::STREAMING, pssh_data.license_type());
EXPECT_TRUE(pssh_data.has_request_id());
// Verify other license request fields
EXPECT_EQ(::video_widevine::LicenseRequest_RequestType_NEW,
license_request.type());
EXPECT_LT(0, license_request.request_time());
EXPECT_EQ(video_widevine::VERSION_2_1, license_request.protocol_version());
EXPECT_TRUE(license_request.has_key_control_nonce());
decryptor_->CloseSession(session_id_);
}
TEST_F(WvCdmExtendedDurationTest, VerifyLicenseRenewalTest) {
Provision();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(binary_key_id(), kLicenseTypeStreaming);
VerifyKeyRequestResponse(config_.license_server(), config_.client_auth(),
false);
// Validate signed response
SignedMessage signed_message;
EXPECT_TRUE(signed_message.ParseFromString(key_response_));
EXPECT_EQ(SignedMessage::LICENSE, signed_message.type());
EXPECT_TRUE(signed_message.has_signature());
EXPECT_TRUE(!signed_message.msg().empty());
// Verify license
video_widevine::License license;
EXPECT_TRUE(license.ParseFromString(signed_message.msg()));
// Verify license identification
video_widevine::LicenseIdentification license_id = license.id();
EXPECT_LT(0u, license_id.request_id().size());
EXPECT_LT(0u, license_id.session_id().size());
EXPECT_EQ(video_widevine::STREAMING, license_id.type());
EXPECT_FALSE(license_id.has_provider_session_token());
// Create renewal request
std::string license_server;
GenerateRenewalRequest(kLicenseTypeStreaming, &license_server);
EXPECT_TRUE(!license_server.empty());
EXPECT_TRUE(!key_msg_.empty());
// Validate signed renewal request
signed_message.Clear();
EXPECT_TRUE(signed_message.ParseFromString(key_msg_));
EXPECT_EQ(SignedMessage::LICENSE_REQUEST, signed_message.type());
EXPECT_TRUE(signed_message.has_signature());
EXPECT_TRUE(!signed_message.msg().empty());
// Verify license request
video_widevine::LicenseRequest license_renewal;
EXPECT_TRUE(license_renewal.ParseFromString(signed_message.msg()));
// Client Identification not filled in in renewal
// Verify Content Identification
const LicenseRequest_ContentIdentification& content_id =
license_renewal.content_id();
EXPECT_FALSE(content_id.has_widevine_pssh_data());
EXPECT_FALSE(content_id.has_webm_key_id());
EXPECT_TRUE(content_id.has_existing_license());
const LicenseRequest_ContentIdentification::ExistingLicense&
existing_license = content_id.existing_license();
const LicenseIdentification& id = existing_license.license_id();
EXPECT_EQ(license_id.request_id(), id.request_id());
EXPECT_EQ(license_id.session_id(), id.session_id());
EXPECT_EQ(license_id.purchase_id(), id.purchase_id());
EXPECT_EQ(license_id.type(), id.type());
EXPECT_EQ(license_id.version(), id.version());
EXPECT_TRUE(id.provider_session_token().empty());
EXPECT_EQ(0, existing_license.seconds_since_started());
EXPECT_EQ(0, existing_license.seconds_since_last_played());
EXPECT_TRUE(existing_license.session_usage_table_entry().empty());
EXPECT_EQ(::video_widevine::LicenseRequest_RequestType_RENEWAL,
license_renewal.type());
EXPECT_LT(0, license_renewal.request_time());
EXPECT_EQ(video_widevine::VERSION_2_1, license_renewal.protocol_version());
EXPECT_TRUE(license_renewal.has_key_control_nonce());
decryptor_->CloseSession(session_id_);
}
TEST_F(WvCdmExtendedDurationTest, DecryptionCloseSessionConcurrencyTest) {
Unprovision();
Provision();
// Leave session open to avoid CDM termination
CdmSessionId session_id;
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id);
// Retrieve offline license
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(kOfflineClip2PstInitData, kLicenseTypeOffline);
VerifyKeyRequestResponse(config_.license_server(), config_.client_auth(),
false);
EXPECT_FALSE(key_set_id_.empty());
decryptor_->CloseSession(session_id_);
for (uint32_t j = 0; j < 500; ++j) {
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
EXPECT_EQ(KEY_ADDED, decryptor_->RestoreKey(session_id_, key_set_id_));
CdmResponseType status = NO_ERROR;
struct timespec decrypt_delay;
decrypt_delay.tv_sec = 0;
decrypt_delay.tv_nsec = 10000000ll; // 10 ms
CloseSessionThread* thread = new CloseSessionThread();
thread->Start(decryptor_, session_id_, 500 /* 500 ms */);
thread = nullptr;
while (status == NO_ERROR) {
struct timespec delay_remaining;
int result = nanosleep(&decrypt_delay, &delay_remaining);
while (result < 0 &&
(delay_remaining.tv_sec > 0 || delay_remaining.tv_nsec > 0)) {
result = nanosleep(&delay_remaining, &delay_remaining);
}
SubSampleInfo* data = &kEncryptedOfflineClip2SubSample;
for (size_t i = 0; i < data->num_of_subsamples; i++) {
std::vector<uint8_t> decrypt_buffer((data + i)->encrypt_data.size());
CdmDecryptionParameters decryption_parameters(
&(data + i)->key_id, &(data + i)->encrypt_data.front(),
(data + i)->encrypt_data.size(), &(data + i)->iv,
(data + i)->block_offset, &decrypt_buffer[0]);
decryption_parameters.is_encrypted = (data + i)->is_encrypted;
decryption_parameters.is_secure = (data + i)->is_secure;
decryption_parameters.subsample_flags = (data + i)->subsample_flags;
status = decryptor_->Decrypt(session_id_, (data + i)->validate_key_id,
decryption_parameters);
switch (status) {
case SESSION_NOT_FOUND_FOR_DECRYPT:
case SESSION_NOT_FOUND_18:
// Session was closed before decrypt was called. This is expected
// occasionally as we are testing resilience to concurrency.
break;
case NO_ERROR:
EXPECT_EQ((data + i)->decrypt_data, decrypt_buffer);
break;
default:
EXPECT_TRUE(false) << " Unexpected decrypt result: " << status;
}
}
}
}
decryptor_->CloseSession(session_id);
}
// TODO(rfrias): Rewite this test when OEMCrypto v13 is the minimum version
// supported. The limitation of 50 usage entries are no longer present
// when using usage table header+entries.
TEST_F(WvCdmExtendedDurationTest, DISABLED_UsageOverflowTest) {
Provision();
TestWvCdmClientPropertySet client_property_set;
TestWvCdmClientPropertySet* property_set = nullptr;
CdmSecurityLevel security_level = GetDefaultSecurityLevel();
FileSystem file_system;
DeviceFiles handle(&file_system);
EXPECT_TRUE(handle.Init(security_level));
std::vector<std::string> provider_session_tokens;
EXPECT_TRUE(handle.DeleteAllUsageInfoForApp(
DeviceFiles::GetUsageInfoFileName(""), &provider_session_tokens));
for (size_t i = 0; i < kMaxUsageTableSize + 100; ++i) {
decryptor_->OpenSession(config_.key_system(), property_set,
kDefaultCdmIdentifier, nullptr, &session_id_);
std::string key_id = a2bs_hex(
"000000427073736800000000" // blob size and pssh
"EDEF8BA979D64ACEA3C827DCD51D21ED00000022" // Widevine system id
"08011a0d7769646576696e655f74657374220f73" // pssh data
"747265616d696e675f636c697035");
GenerateKeyRequest(key_id, kLicenseTypeStreaming);
VerifyKeyRequestResponse(config_.license_server(), config_.client_auth(),
false);
decryptor_->CloseSession(session_id_);
}
CdmUsageInfo usage_info;
CdmUsageInfoReleaseMessage release_msg;
CdmResponseType status =
decryptor_->GetUsageInfo("", kDefaultCdmIdentifier, &usage_info);
EXPECT_EQ(usage_info.empty() ? NO_ERROR : KEY_MESSAGE, status);
int error_count = 0;
while (usage_info.size() > 0) {
for (size_t i = 0; i < usage_info.size(); ++i) {
release_msg = GetUsageInfoResponse(config_.license_server(),
config_.client_auth(), usage_info[i]);
EXPECT_EQ(NO_ERROR,
decryptor_->ReleaseUsageInfo(release_msg, kDefaultCdmIdentifier))
<< i << "/" << usage_info.size() << " (err " << (error_count++) << ")"
<< release_msg;
}
ASSERT_LE(error_count, 100); // Give up after 100 failures.
status = decryptor_->GetUsageInfo("", kDefaultCdmIdentifier, &usage_info);
switch (status) {
case KEY_MESSAGE:
EXPECT_FALSE(usage_info.empty());
break;
case NO_ERROR:
EXPECT_TRUE(usage_info.empty());
break;
default:
FAIL() << "GetUsageInfo failed with error " << static_cast<int>(status);
break;
}
}
}
// This test verifies that sessions allocated internally during key release
// message generation are deallocated after their time to live period expires
// by timer events (if other sessions are open).
TEST_F(WvCdmExtendedDurationTest, AutomatedOfflineSessionReleaseOnTimerEvent) {
Unprovision();
Provision();
// Leave session open to run the CDM timer
CdmSessionId streaming_session_id;
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &streaming_session_id);
// override default settings unless configured through the command line
std::string key_id;
std::string client_auth;
GetOfflineConfiguration(&key_id, &client_auth);
uint32_t initial_open_sessions =
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS);
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(kOfflineClip4, kLicenseTypeOffline);
VerifyKeyRequestResponse(kUatLicenseServer, client_auth, false);
EXPECT_FALSE(key_set_id_.empty());
decryptor_->CloseSession(session_id_);
CdmKeySetId key_set_id = key_set_id_;
session_id_.clear();
key_set_id_.clear();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
EXPECT_EQ(wvcdm::KEY_ADDED, decryptor_->RestoreKey(session_id_, key_set_id));
decryptor_->CloseSession(session_id_);
session_id_.clear();
GenerateKeyRelease(key_set_id);
uint32_t open_sessions =
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS);
EXPECT_GT(open_sessions, initial_open_sessions);
sleep(kMinute + kClockTolerance);
open_sessions =
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS);
EXPECT_EQ(open_sessions, initial_open_sessions);
session_id_.clear();
GenerateKeyRelease(key_set_id);
key_set_id_ = key_set_id;
VerifyKeyRequestResponse(kUatLicenseServer, client_auth, false);
decryptor_->CloseSession(streaming_session_id);
}
// This test verifies that sessions allocated internally during key release
// message generation are deallocated after their time to live period expires
// when a new session is opened.
TEST_F(WvCdmExtendedDurationTest, AutomatedOfflineSessionReleaseOnOpenSession) {
Unprovision();
Provision();
// override default settings unless configured through the command line
std::string key_id;
std::string client_auth;
GetOfflineConfiguration(&key_id, &client_auth);
uint32_t initial_open_sessions =
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS);
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(kOfflineClip4, kLicenseTypeOffline);
VerifyKeyRequestResponse(kUatLicenseServer, client_auth, false);
EXPECT_FALSE(key_set_id_.empty());
decryptor_->CloseSession(session_id_);
CdmKeySetId key_set_id = key_set_id_;
session_id_.clear();
key_set_id_.clear();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
EXPECT_EQ(wvcdm::KEY_ADDED, decryptor_->RestoreKey(session_id_, key_set_id));
decryptor_->CloseSession(session_id_);
session_id_.clear();
GenerateKeyRelease(key_set_id);
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
EXPECT_GT(
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS),
initial_open_sessions);
decryptor_->CloseSession(session_id_);
EXPECT_GT(
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS),
initial_open_sessions);
sleep(kMinute + kClockTolerance);
EXPECT_EQ(
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS),
initial_open_sessions);
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
EXPECT_GT(
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS),
initial_open_sessions);
decryptor_->CloseSession(session_id_);
EXPECT_EQ(
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS),
initial_open_sessions);
session_id_.clear();
GenerateKeyRelease(key_set_id);
key_set_id_ = key_set_id;
VerifyKeyRequestResponse(kUatLicenseServer, client_auth, false);
}
// This test verifies that sessions allocated internally during
// key release message generation are deallocated after their
// time to live period expires.
// TODO: Disabled till b/32617908 is addressed
TEST_F(WvCdmExtendedDurationTest, DISABLED_AutomatedOfflineSessionReleaseTest) {
Unprovision();
Provision();
// override default settings unless configured through the command line
std::string key_id;
std::string client_auth;
GetOfflineConfiguration(&key_id, &client_auth);
uint32_t initial_open_sessions =
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS);
uint32_t max_sessions =
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_MAX_NUMBER_OF_SESSIONS);
uint32_t num_key_set_ids = max_sessions - initial_open_sessions;
if (num_key_set_ids > kMaxUsageTableSize)
num_key_set_ids = kMaxUsageTableSize;
std::set<std::string> key_set_id_map;
for (uint32_t i = 0; i < num_key_set_ids; ++i) {
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(kOfflineClip4, kLicenseTypeOffline);
VerifyKeyRequestResponse(kUatLicenseServer, client_auth, false);
EXPECT_FALSE(key_set_id_.empty());
decryptor_->CloseSession(session_id_);
key_set_id_map.insert(key_set_id_);
}
std::set<std::string>::iterator iter;
for (iter = key_set_id_map.begin(); iter != key_set_id_map.end(); ++iter) {
session_id_.clear();
key_set_id_.clear();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
EXPECT_EQ(wvcdm::KEY_ADDED, decryptor_->RestoreKey(session_id_, *iter));
decryptor_->CloseSession(session_id_);
}
for (iter = key_set_id_map.begin(); iter != key_set_id_map.end(); ++iter) {
session_id_.clear();
GenerateKeyRelease(*iter);
}
uint32_t open_sessions =
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS);
EXPECT_EQ(open_sessions, key_set_id_map.size() + initial_open_sessions);
sleep(kMinute + kClockTolerance);
iter = key_set_id_map.begin();
session_id_.clear();
GenerateKeyRelease(*iter);
open_sessions =
QueryStatus(kLevelDefault, wvcdm::QUERY_KEY_NUMBER_OF_OPEN_SESSIONS);
EXPECT_GE(open_sessions, initial_open_sessions);
EXPECT_LE(open_sessions - initial_open_sessions, key_set_id_map.size());
for (iter = key_set_id_map.begin(); iter != key_set_id_map.end(); ++iter) {
session_id_.clear();
GenerateKeyRelease(*iter);
key_set_id_ = *iter;
VerifyKeyRequestResponse(kUatLicenseServer, client_auth, false);
}
}
class WvCdmStreamingNoPstTest : public WvCdmExtendedDurationTest,
public ::testing::WithParamInterface<size_t> {};
TEST_P(WvCdmStreamingNoPstTest, UsageTest) {
Unprovision();
Provision();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(binary_key_id(), kLicenseTypeStreaming);
VerifyKeyRequestResponse(config_.license_server(), config_.client_auth(),
false);
ValidateResponse(video_widevine::STREAMING, false);
int64_t initial_license_duration_remaining = 0;
int64_t initial_playback_duration_remaining = 0;
QueryKeyStatus(true, true, &initial_license_duration_remaining,
&initial_playback_duration_remaining);
sleep(kMinute);
int64_t expected_seconds_since_license_received = kMinute;
int64_t expected_seconds_since_initial_playback = 0;
int64_t expected_seconds_since_last_playback = 0;
for (size_t i = 0; i < GetParam(); ++i) {
// Decrypt data
SubSampleInfo* data = &kEncryptedStreamingNoPstSubSample;
for (size_t i = 0; i < data->num_of_subsamples; i++) {
std::vector<uint8_t> decrypt_buffer((data + i)->encrypt_data.size());
CdmDecryptionParameters decryption_parameters(
&(data + i)->key_id, &(data + i)->encrypt_data.front(),
(data + i)->encrypt_data.size(), &(data + i)->iv,
(data + i)->block_offset, &decrypt_buffer[0]);
decryption_parameters.is_encrypted = (data + i)->is_encrypted;
decryption_parameters.is_secure = (data + i)->is_secure;
decryption_parameters.subsample_flags = (data + i)->subsample_flags;
EXPECT_EQ(NO_ERROR,
decryptor_->Decrypt(session_id_, (data + i)->validate_key_id,
decryption_parameters));
EXPECT_EQ((data + i)->decrypt_data, decrypt_buffer);
}
sleep(kMinute);
expected_seconds_since_license_received += kMinute;
expected_seconds_since_initial_playback += kMinute;
expected_seconds_since_last_playback = kMinute;
}
// Create renewal request and validate
std::string license_server;
GenerateRenewalRequest(kLicenseTypeStreaming, &license_server);
EXPECT_TRUE(!license_server.empty());
EXPECT_TRUE(!key_msg_.empty());
ValidateRenewalRequest(expected_seconds_since_initial_playback,
expected_seconds_since_last_playback, false);
// Query and validate usage information
int64_t license_duration_remaining = 0;
int64_t playback_duration_remaining = 0;
QueryKeyStatus(true, true, &license_duration_remaining,
&playback_duration_remaining);
EXPECT_NEAR(initial_license_duration_remaining - license_duration_remaining,
expected_seconds_since_license_received, kClockTolerance);
EXPECT_NEAR(initial_playback_duration_remaining - playback_duration_remaining,
expected_seconds_since_initial_playback, kClockTolerance);
decryptor_->CloseSession(session_id_);
}
INSTANTIATE_TEST_CASE_P(Cdm, WvCdmStreamingNoPstTest,
::testing::Values(0, 1, 2));
class WvCdmStreamingPstTest : public WvCdmExtendedDurationTest,
public ::testing::WithParamInterface<size_t> {};
TEST_P(WvCdmStreamingPstTest, UsageTest) {
Unprovision();
Provision();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(kStreamingClip8PstInitData, kLicenseTypeStreaming);
VerifyKeyRequestResponse(config_.license_server(), config_.client_auth(),
false);
ValidateResponse(video_widevine::STREAMING, true);
int64_t initial_license_duration_remaining = 0;
int64_t initial_playback_duration_remaining = 0;
QueryKeyStatus(true, false, &initial_license_duration_remaining,
&initial_playback_duration_remaining);
sleep(kMinute);
int64_t expected_seconds_since_license_received = kMinute;
int64_t expected_seconds_since_initial_playback = 0;
int64_t expected_seconds_since_last_playback = 0;
for (size_t i = 0; i < GetParam(); ++i) {
// Decrypt data
SubSampleInfo* data = &kEncryptedStreamingClip8SubSample;
for (size_t i = 0; i < data->num_of_subsamples; i++) {
std::vector<uint8_t> decrypt_buffer((data + i)->encrypt_data.size());
CdmDecryptionParameters decryption_parameters(
&(data + i)->key_id, &(data + i)->encrypt_data.front(),
(data + i)->encrypt_data.size(), &(data + i)->iv,
(data + i)->block_offset, &decrypt_buffer[0]);
decryption_parameters.is_encrypted = (data + i)->is_encrypted;
decryption_parameters.is_secure = (data + i)->is_secure;
decryption_parameters.subsample_flags = (data + i)->subsample_flags;
EXPECT_EQ(NO_ERROR,
decryptor_->Decrypt(session_id_, (data + i)->validate_key_id,
decryption_parameters));
EXPECT_EQ((data + i)->decrypt_data, decrypt_buffer);
}
sleep(kMinute);
expected_seconds_since_license_received += kMinute;
expected_seconds_since_initial_playback += kMinute;
expected_seconds_since_last_playback = kMinute;
}
// Query and validate usage information
int64_t license_duration_remaining = 0;
int64_t playback_duration_remaining = 0;
QueryKeyStatus(true, false, &license_duration_remaining,
&playback_duration_remaining);
EXPECT_NEAR(initial_license_duration_remaining - license_duration_remaining,
expected_seconds_since_license_received, kClockTolerance);
EXPECT_NEAR(initial_playback_duration_remaining - playback_duration_remaining,
expected_seconds_since_initial_playback, kClockTolerance);
decryptor_->CloseSession(session_id_);
}
INSTANTIATE_TEST_CASE_P(Cdm, WvCdmStreamingPstTest, ::testing::Values(0, 1, 2));
class WvCdmStreamingUsageReportTest
: public WvCdmExtendedDurationTest,
public ::testing::WithParamInterface<size_t> {};
TEST_P(WvCdmStreamingUsageReportTest, UsageTest) {
Unprovision();
Provision();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(kStreamingClip8PstInitData, kLicenseTypeStreaming);
VerifyKeyRequestResponse(config_.license_server(), config_.client_auth(),
false);
ValidateResponse(video_widevine::STREAMING, true);
int64_t initial_license_duration_remaining = 0;
int64_t initial_playback_duration_remaining = 0;
QueryKeyStatus(true, false, &initial_license_duration_remaining,
&initial_playback_duration_remaining);
sleep(kMinute);
int64_t expected_seconds_since_license_received = kMinute;
int64_t expected_seconds_since_initial_playback = 0;
int64_t expected_seconds_since_last_playback = 0;
for (size_t i = 0; i < GetParam(); ++i) {
// Decrypt data
SubSampleInfo* data = &kEncryptedStreamingClip8SubSample;
for (size_t i = 0; i < data->num_of_subsamples; i++) {
std::vector<uint8_t> decrypt_buffer((data + i)->encrypt_data.size());
CdmDecryptionParameters decryption_parameters(
&(data + i)->key_id, &(data + i)->encrypt_data.front(),
(data + i)->encrypt_data.size(), &(data + i)->iv,
(data + i)->block_offset, &decrypt_buffer[0]);
decryption_parameters.is_encrypted = (data + i)->is_encrypted;
decryption_parameters.is_secure = (data + i)->is_secure;
decryption_parameters.subsample_flags = (data + i)->subsample_flags;
EXPECT_EQ(NO_ERROR,
decryptor_->Decrypt(session_id_, (data + i)->validate_key_id,
decryption_parameters));
EXPECT_EQ((data + i)->decrypt_data, decrypt_buffer);
}
sleep(kMinute);
expected_seconds_since_license_received += kMinute;
expected_seconds_since_initial_playback += kMinute;
expected_seconds_since_last_playback = kMinute;
}
// Query and validate usage information
int64_t license_duration_remaining = 0;
int64_t playback_duration_remaining = 0;
QueryKeyStatus(true, false, &license_duration_remaining,
&playback_duration_remaining);
EXPECT_NEAR(initial_license_duration_remaining - license_duration_remaining,
expected_seconds_since_license_received, kClockTolerance);
EXPECT_NEAR(initial_playback_duration_remaining - playback_duration_remaining,
expected_seconds_since_initial_playback, kClockTolerance);
decryptor_->CloseSession(session_id_);
// Create usage report and validate
CdmUsageInfo usage_info;
CdmUsageInfoReleaseMessage release_msg;
CdmResponseType status =
decryptor_->GetUsageInfo("", kDefaultCdmIdentifier, &usage_info);
EXPECT_EQ(usage_info.empty() ? NO_ERROR : KEY_MESSAGE, status);
int error_count = 0;
while (usage_info.size() > 0) {
for (size_t i = 0; i < usage_info.size(); ++i) {
ValidateReleaseRequest(usage_info[i],
expected_seconds_since_initial_playback != 0,
expected_seconds_since_license_received,
expected_seconds_since_initial_playback,
expected_seconds_since_last_playback);
release_msg = GetUsageInfoResponse(config_.license_server(),
config_.client_auth(), usage_info[i]);
EXPECT_EQ(NO_ERROR,
decryptor_->ReleaseUsageInfo(release_msg, kDefaultCdmIdentifier))
<< i << "/" << usage_info.size() << " (err " << (error_count++) << ")"
<< release_msg;
}
ASSERT_LE(error_count, 100); // Give up after 100 failures.
status = decryptor_->GetUsageInfo("", kDefaultCdmIdentifier, &usage_info);
switch (status) {
case KEY_MESSAGE:
EXPECT_FALSE(usage_info.empty());
break;
case NO_ERROR:
EXPECT_TRUE(usage_info.empty());
break;
default:
FAIL() << "GetUsageInfo failed with error " << static_cast<int>(status);
break;
}
}
// Validate that update usage table entry is exercised.
drm_metrics::WvCdmMetrics metrics;
ASSERT_EQ(NO_ERROR, decryptor_->GetMetrics(kDefaultCdmIdentifier, &metrics));
ValidateHasUpdateUsageEntry(metrics);
}
INSTANTIATE_TEST_CASE_P(Cdm, WvCdmStreamingUsageReportTest,
::testing::Values(0, 1, 2));
class WvCdmOfflineUsageReportTest
: public WvCdmExtendedDurationTest,
public ::testing::WithParamInterface<size_t> {};
TEST_P(WvCdmOfflineUsageReportTest, UsageTest) {
Unprovision();
Provision();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(kOfflineClip2PstInitData, kLicenseTypeOffline);
VerifyKeyRequestResponse(config_.license_server(), config_.client_auth(),
false);
ValidateResponse(video_widevine::OFFLINE, true);
CdmKeySetId key_set_id = key_set_id_;
EXPECT_FALSE(key_set_id_.empty());
int64_t initial_license_duration_remaining = 0;
int64_t initial_playback_duration_remaining = 0;
QueryKeyStatus(false, true, &initial_license_duration_remaining,
&initial_playback_duration_remaining);
decryptor_->CloseSession(session_id_);
sleep(kMinute);
int64_t expected_seconds_since_license_received = kMinute;
int64_t expected_seconds_since_initial_playback = 0;
int64_t expected_seconds_since_last_playback = 0;
for (size_t i = 0; i < GetParam(); ++i) {
session_id_.clear();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
EXPECT_EQ(KEY_ADDED, decryptor_->RestoreKey(session_id_, key_set_id));
// Query and validate usage information
int64_t license_duration_remaining = 0;
int64_t playback_duration_remaining = 0;
QueryKeyStatus(false, true, &license_duration_remaining,
&playback_duration_remaining);
EXPECT_NEAR(initial_license_duration_remaining - license_duration_remaining,
expected_seconds_since_license_received, kClockTolerance);
EXPECT_NEAR(
initial_playback_duration_remaining - playback_duration_remaining,
expected_seconds_since_initial_playback, kClockTolerance);
// Decrypt data
SubSampleInfo* data = &kEncryptedOfflineClip2SubSample;
for (size_t i = 0; i < data->num_of_subsamples; i++) {
std::vector<uint8_t> decrypt_buffer((data + i)->encrypt_data.size());
CdmDecryptionParameters decryption_parameters(
&(data + i)->key_id, &(data + i)->encrypt_data.front(),
(data + i)->encrypt_data.size(), &(data + i)->iv,
(data + i)->block_offset, &decrypt_buffer[0]);
decryption_parameters.is_encrypted = (data + i)->is_encrypted;
decryption_parameters.is_secure = (data + i)->is_secure;
decryption_parameters.subsample_flags = (data + i)->subsample_flags;
EXPECT_EQ(NO_ERROR,
decryptor_->Decrypt(session_id_, (data + i)->validate_key_id,
decryption_parameters));
EXPECT_EQ((data + i)->decrypt_data, decrypt_buffer);
}
sleep(10);
decryptor_->CloseSession(session_id_);
sleep(kMinute - 10);
expected_seconds_since_license_received += kMinute;
expected_seconds_since_initial_playback += kMinute;
expected_seconds_since_last_playback = kMinute;
}
session_id_.clear();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
EXPECT_EQ(KEY_ADDED, decryptor_->RestoreKey(session_id_, key_set_id));
// Query and validate usage information
int64_t license_duration_remaining = 0;
int64_t playback_duration_remaining = 0;
QueryKeyStatus(false, true, &license_duration_remaining,
&playback_duration_remaining);
EXPECT_NEAR(initial_license_duration_remaining - license_duration_remaining,
expected_seconds_since_license_received, kClockTolerance);
EXPECT_NEAR(initial_playback_duration_remaining - playback_duration_remaining,
expected_seconds_since_initial_playback, kClockTolerance);
decryptor_->CloseSession(session_id_);
session_id_.clear();
key_set_id_.clear();
GenerateKeyRelease(key_set_id);
ValidateReleaseRequest(key_msg_, expected_seconds_since_initial_playback != 0,
expected_seconds_since_license_received,
expected_seconds_since_initial_playback,
expected_seconds_since_last_playback);
key_set_id_ = key_set_id;
VerifyKeyRequestResponse(config_.license_server(), config_.client_auth(),
false);
}
INSTANTIATE_TEST_CASE_P(Cdm, WvCdmOfflineUsageReportTest,
::testing::Values(0, 1, 2));
// This test verifies that a device can still work if the maximum capacity
// of the usage entry table is reached. New usage entries, for offline
// licenses, can still be added and existing licenses can still be played back.
TEST_F(WvCdmExtendedDurationTest, MaxUsageEntryOfflineRecoveryTest) {
Unprovision();
Provision();
// override default settings unless configured through the command line
std::string key_id;
std::string client_auth;
GetOfflineConfiguration(&key_id, &client_auth);
std::vector<CdmKeySetId> key_set_ids;
// Download large number of offline licenses. If OEMCrypto returns
// OEMCrypto_ERROR_INSUFFICIENT_RESOURCES when usage table is at capacity,
// licenses will be deleted internally to make space and we will
// not encounter an error.
for (size_t i = 0; i < 2000; ++i) {
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
GenerateKeyRequest(kOfflineClip2PstInitData, kLicenseTypeOffline);
VerifyKeyRequestResponse(config_.license_server(), client_auth, false);
key_set_ids.push_back(key_set_id_);
decryptor_->CloseSession(session_id_);
}
uint32_t number_of_valid_offline_sessions = 0;
for (size_t i = 0; i < key_set_ids.size(); ++i) {
session_id_.clear();
decryptor_->OpenSession(config_.key_system(), nullptr, kDefaultCdmIdentifier,
nullptr, &session_id_);
CdmResponseType result = decryptor_->RestoreKey(session_id_,
key_set_ids[i]);
if (result == KEY_ADDED) {
++number_of_valid_offline_sessions;
// Decrypt data
SubSampleInfo* data = &kEncryptedOfflineClip2SubSample;
std::vector<uint8_t> decrypt_buffer(data->encrypt_data.size());
CdmDecryptionParameters decryption_parameters(
&data->key_id, &data->encrypt_data.front(),
data->encrypt_data.size(), &data->iv,
data->block_offset, &decrypt_buffer[0]);
decryption_parameters.is_encrypted = data->is_encrypted;
decryption_parameters.is_secure = data->is_secure;
decryption_parameters.subsample_flags = data->subsample_flags;
EXPECT_EQ(NO_ERROR,
decryptor_->Decrypt(session_id_, data->validate_key_id,
decryption_parameters));
EXPECT_EQ(data->decrypt_data, decrypt_buffer);
decryptor_->CloseSession(session_id_);
// Release the license
session_id_.clear();
key_set_id_.clear();
GenerateKeyRelease(key_set_ids[i]);
key_set_id_ = key_set_ids[i];
VerifyKeyRequestResponse(config_.license_server(), client_auth, false);
} else {
decryptor_->CloseSession(session_id_);
}
}
EXPECT_GE(number_of_valid_offline_sessions, 200u);
}
} // namespace wvcdm
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