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/*
Copyright (C) 2021 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include "lib/config.h"
#include "lib/content_factory.h"
#include "lib/dcp_content.h"
#include "lib/dcp_digest_file.h"
#include "lib/film.h"
#include "test.h"
#include <dcp/cpl.h>
#include <dcp/dcp.h>
#include <boost/algorithm/string.hpp>
#include <boost/test/unit_test.hpp>
using std::ifstream;
using std::make_shared;
using std::string;
using boost::optional;
BOOST_AUTO_TEST_CASE (dcp_digest_file_test)
{
dcp::DCP dcp("test/data/dcp_digest_test_dcp");
dcp.read ();
BOOST_REQUIRE_EQUAL (dcp.cpls().size(), 1U);
write_dcp_digest_file ("build/test/digest.xml", dcp.cpls()[0], "e684e49e89182e907dabe5d9b3bd81ba");
check_xml ("test/data/digest.xml", "build/test/digest.xml", {});
}
BOOST_AUTO_TEST_CASE (dcp_digest_file_test2)
{
auto get_key_from_digest = [](boost::filesystem::path filename) -> optional<string> {
ifstream digest(filename.string().c_str());
while (digest.good()) {
string line;
getline (digest, line);
boost::algorithm::trim (line);
if (boost::starts_with(line, "<Key>") && line.length() > 37) {
return line.substr(5, 32);
}
}
return {};
};
auto red = content_factory("test/data/flat_red.png");
auto ov = new_test_film("dcp_digest_file_test2_ov", red);
ov->set_encrypt_picture(true);
ov->set_encrypt_sound(true);
make_and_verify_dcp (ov);
auto ov_key_check = get_key_from_digest ("build/test/dcp_digest_file_test2_ov/" + ov->dcp_name() + ".dcpdig");
BOOST_REQUIRE (static_cast<bool>(ov_key_check));
BOOST_CHECK_EQUAL (*ov_key_check, ov->key().hex());
dcp::DCP find_cpl (ov->dir(ov->dcp_name()));
find_cpl.read ();
BOOST_REQUIRE (!find_cpl.cpls().empty());
auto ov_cpl = find_cpl.cpls()[0]->file();
BOOST_REQUIRE (static_cast<bool>(ov_cpl));
auto signer = Config::instance()->signer_chain();
BOOST_REQUIRE(signer->valid());
auto decrypted_kdm = ov->make_kdm(ov_cpl.get(), dcp::LocalTime(), dcp::LocalTime());
auto kdm = decrypted_kdm.encrypt(signer, Config::instance()->decryption_chain()->leaf(), {}, dcp::Formulation::MODIFIED_TRANSITIONAL_1, true, 0);
auto ov_dcp = make_shared<DCPContent>(ov->dir(ov->dcp_name()));
ov_dcp->add_kdm (kdm);
ov_dcp->set_reference_video (true);
ov_dcp->set_reference_audio (true);
auto vf = new_test_film("dcp_digest_file_test2_vf", { ov_dcp });
vf->set_encrypt_picture(true);
vf->set_encrypt_sound(true);
make_and_verify_dcp(vf, {dcp::VerificationNote::Code::EXTERNAL_ASSET}, false);
auto vf_key_check = get_key_from_digest ("build/test/dcp_digest_file_test2_vf/" + vf->dcp_name() + ".dcpdig");
BOOST_REQUIRE (static_cast<bool>(vf_key_check));
BOOST_CHECK_EQUAL (*vf_key_check, ov->key().hex());
}
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