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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2013-2017 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library 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 Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
#include "ndnsec.hpp"
#include "util.hpp"
namespace ndn {
namespace ndnsec {
int
ndnsec_cert_revoke(int argc, char** argv)
{
using namespace ndn;
using namespace ndn::security;
namespace po = boost::program_options;
security::v1::KeyChain keyChain;
std::string requestFile("-");
Name signId = keyChain.getDefaultIdentity();
bool hasSignId = false;
Name certPrefix = security::v1::KeyChain::DEFAULT_PREFIX;
po::options_description description("General Usage\n ndnsec cert-revoke [-h] request\n"
"General options");
description.add_options()
("help,h", "produce help message")
("sign-id,s", po::value<Name>(&signId),
"signing identity (default: use the same as in the revoked certificate)")
("cert-prefix,p", po::value<Name>(&certPrefix),
"cert prefix, which is the part of certificate name before "
"KEY component (default: use the same as in the revoked certificate)")
("request,r", po::value<std::string>(&requestFile)->default_value("-"),
"request file name, - for stdin")
;
po::positional_options_description p;
p.add("request", 1);
po::variables_map vm;
try {
po::store(po::command_line_parser(argc, argv).options(description).positional(p).run(), vm);
po::notify(vm);
}
catch (const std::exception& e) {
std::cerr << "ERROR: " << e.what() << std::endl;
return 1;
}
if (vm.count("help") != 0) {
std::cerr << description << std::endl;
return 0;
}
hasSignId = (vm.count("sign-id") != 0);
if (vm.count("request") == 0) {
std::cerr << "request file must be specified" << std::endl;
return 1;
}
shared_ptr<security::v1::IdentityCertificate> revokedCertificate = getIdentityCertificate(requestFile);
if (revokedCertificate == nullptr) {
std::cerr << "ERROR: input error" << std::endl;
return 1;
}
Block wire;
try {
Name keyName;
if (hasSignId) {
keyName = keyChain.getDefaultKeyNameForIdentity(signId);
}
else {
const Signature& signature = revokedCertificate->getSignature();
if (!signature.hasKeyLocator() ||
signature.getKeyLocator().getType() != KeyLocator::KeyLocator_Name) {
std::cerr << "ERROR: Invalid certificate to revoke" << std::endl;
return 1;
}
keyName = security::v1::IdentityCertificate::certificateNameToPublicKeyName(signature.getKeyLocator().getName());
}
Name certName;
if (certPrefix == security::v1::KeyChain::DEFAULT_PREFIX) {
certName = revokedCertificate->getName().getPrefix(-1);
}
else {
Name revokedKeyName = revokedCertificate->getPublicKeyName();
if (certPrefix.isPrefixOf(revokedKeyName) && certPrefix != revokedKeyName) {
certName.append(certPrefix)
.append("KEY")
.append(revokedKeyName.getSubName(certPrefix.size()))
.append("ID-CERT");
}
else {
std::cerr << "ERROR: certificate prefix does not match the revoked certificate" << std::endl;
return 1;
}
}
certName.appendVersion().append("REVOKED");
Data revocationCert;
revocationCert.setName(certName);
if (keyChain.doesPublicKeyExist(keyName)) {
Name signingCertificateName = keyChain.getDefaultCertificateNameForKey(keyName);
keyChain.sign(revocationCert,
SigningInfo(SigningInfo::SIGNER_TYPE_CERT, signingCertificateName));
}
else {
std::cerr << "ERROR: Cannot find the signing key!" << std::endl;
return 1;
}
wire = revocationCert.wireEncode();
}
catch (const Signature::Error& e) {
std::cerr << "ERROR: No valid signature!" << std::endl;
return 1;
}
catch (const KeyLocator::Error& e) {
std::cerr << "ERROR: No valid KeyLocator!" << std::endl;
return 1;
}
catch (const security::v1::IdentityCertificate::Error& e) {
std::cerr << "ERROR: Cannot determine the signing key!" << std::endl;
return 1;
}
catch (const security::v1::SecPublicInfo::Error& e) {
std::cerr << "ERROR: Incomplete or corrupted PIB (" << e.what() << ")" << std::endl;
return 1;
}
try {
transform::bufferSource(wire.wire(), wire.size()) >> transform::base64Encode(true) >>
transform::streamSink(std::cout);
}
catch (const transform::Error& e) {
std::cerr << "ERROR: " << e.what() << std::endl;
return 1;
}
return 0;
}
} // namespace ndnsec
} // namespace ndn