widevine-partner/media_cas_packager_sdk_source
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Change order of loading certificates from pk7 cert

Browse Source 
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Add libcurl to media_cas_packager_sdk. libcurl will later be used by a key fetcher to retrieve entitlement key from License Server using a HTTP request.

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Add a function named parsehelper to parse DCSL from the key smith response.

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Move wv_cas_key_fetcher to media_cas_packager_sdk so partners can use it request entitlement keys from License Server.

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Add pkcs7 write method to x509_cert.cc

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Update boringssl_repo to latest in master-with-bazel

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Add a TsPacket class to media_cas_packager_sdk to allow the construction of a ECM TS packet in the SDK.

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Move InsertEcm() from our internal CAS directory to the media_cas_packager_sdk, to be used to build a ECM TS packet by the SDK.

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Add METADATA in common folder

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Refactoring of certificate verification into DrmRootCertificate.

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Extend the default duration of leaf certificates.

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Fix moe_test

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Add a new method to WvCasEcm to allow partner to create a TS packet carrying the generated ECM.

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Change from SHA1 to SHA256 for Cast certificates

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Update crypto mode enumeration to match WV ECM document

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Fix the way we set the validity dates

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Move exported_root/util/status to common/ to prepare for util::Status migration

Also added constructor/operator to copy from/to util::Status.

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Add GenerateDCSLrequest function to certificate_util.h.

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Fix build break

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Allow 'table_id' (in the section header) be specified by caller of SDK method WvCasEcm::GenerateTsPacket().

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=224535399
This commit is contained in:
Fang Yu
2018-12-07 10:16:38 -08:00
parent fb96918196
commit 121d554c20
63 changed files with 4834 additions and 560 deletions
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11
example/BUILD
View File

@@ -51,3 +51,14 @@ cc_binary(
"//media_cas_packager_sdk/public:wv_cas_types",
],
)
cc_binary(
name = "wv_cas_key_fetcher_example",
srcs = ["wv_cas_key_fetcher_example.cc"],
deps = [
"//base",
"//util:status",
"//media_cas_packager_sdk/public:wv_cas_key_fetcher",
"//protos/public:media_cas_encryption_proto",
],
)

70
example/wv_cas_key_fetcher_example.cc Normal file
View File

@@ -0,0 +1,70 @@
////////////////////////////////////////////////////////////////////////////////
// Copyright 2018 Google LLC.
//
// This software is licensed under the terms defined in the Widevine Master
// License Agreement. For a copy of this agreement, please contact
// widevine-licensing@google.com.
////////////////////////////////////////////////////////////////////////////////
#include <iostream>
#include <string>
#include "gflags/gflags.h"
#include "glog/logging.h"
#include "util/status.h"
#include "media_cas_packager_sdk/public/wv_cas_key_fetcher.h"
#include "protos/public/media_cas_encryption.pb.h"
DEFINE_string(content_id, "21140844", "Content ID");
DEFINE_bool(key_rotation, true, "Whether key rotation is enabled");
DEFINE_string(track_type, "SD", "Provider name");
namespace util = widevine::util;
int main(int argc, char **argv) {
gflags::ParseCommandLineFlags(&argc, &argv, true);
CHECK(!FLAGS_content_id.empty() && !FLAGS_track_type.empty())
<< "Flags 'content_id' and 'track_type' are required";
// Required flags in key fetcher.
CHECK(!FLAGS_license_server.empty() && !FLAGS_signing_provider.empty() &&
!FLAGS_signing_key.empty() && !FLAGS_signing_iv.empty())
<< "Flags 'license_server', 'signing_provider', 'signing_key' "
"and 'signing_iv' are required";
std::string request_str;
widevine::CasEncryptionRequest request;
request.set_provider(FLAGS_signing_provider);
request.set_content_id(FLAGS_content_id);
request.set_key_rotation(FLAGS_key_rotation);
// Only 1 track in this example.
request.add_track_types(FLAGS_track_type);
LOG(INFO) << "Request: " << request.ShortDebugString();
if (!request.SerializeToString(&request_str)) {
LOG(ERROR) << "Failed to serialize request";
return -1;
}
std::string signed_response_str;
widevine::cas::WvCasKeyFetcher key_fetcher;
util::Status status =
key_fetcher.RequestEntitlementKey(request_str, &signed_response_str);
if (!status.ok()) {
LOG(ERROR) << "Failed to request entitlement key";
return -1;
}
widevine::SignedCasEncryptionResponse signed_response;
if (!signed_response.ParseFromString(signed_response_str)) {
LOG(ERROR) << "Failed to deserialize signed response";
return -1;
}
LOG(INFO) << "Signed response: " << signed_response.ShortDebugString();
widevine::CasEncryptionResponse response;
if (!response.ParseFromString(signed_response.response())) {
LOG(ERROR) << "Failed to deserialize response";
return -1;
}
LOG(INFO) << "Response: " << response.ShortDebugString();
return 0;
}