BOOST_FIXTURE_TEST_CASE(Exemption, CommandInterestFixture)
{
KeyChain keyChain;
Name identity("/TestCommandInterest/AnyKey");
Name certName;
BOOST_REQUIRE_NO_THROW(certName = keyChain.createIdentity(identity));
CommandInterestGenerator generator;
CommandInterestValidator validator;
validator.addInterestBypassRule("^<TestCommandInterest><Exemption>");
//Test a legitimate command
shared_ptr<Interest> commandInterest1 =
make_shared<Interest>("/TestCommandInterest/Exemption/Command1");
generator.generateWithIdentity(*commandInterest1, identity);
validator.validate(*commandInterest1,
bind(&CommandInterestFixture::validated, this, _1),
bind(&CommandInterestFixture::validationFailed, this, _1, _2));
BOOST_CHECK_EQUAL(m_validity, true);
BOOST_CHECK_NO_THROW(keyChain.deleteIdentity(identity));
}
int
ndnsec_cert_gen(int argc, char** argv)
{
using boost::tokenizer;
using boost::escaped_list_separator;
using namespace ndn;
using namespace ndn::time;
namespace po = boost::program_options;
std::string notBeforeStr;
std::string notAfterStr;
std::string subjectName;
std::string requestFile("-");
std::string signId;
std::string subjectInfo;
std::string certPrefix;
bool hasSignId = false;
po::options_description description(
"General Usage\n"
" ndnsec cert-gen [-h] [-S date] [-E date] [-N subject-name] [-I subject-info] "
"[-s sign-id] [-p cert-prefix] request\n"
"General options");
description.add_options()
("help,h", "produce help message")
("not-before,S", po::value<std::string>(¬BeforeStr),
"certificate starting date, YYYYMMDDhhmmss")
("not-after,E", po::value<std::string>(¬AfterStr),
"certificate ending date, YYYYMMDDhhmmss")
("subject-name,N", po::value<std::string>(&subjectName),
"subject name")
("subject-info,I", po::value<std::string>(&subjectInfo),
"subject info, pairs of OID and string description: "
"\"2.5.4.10 'University of California, Los Angeles'\"")
("sign-id,s", po::value<std::string>(&signId),
"signing Identity, system default identity if not specified")
("cert-prefix,p", po::value<std::string>(&certPrefix),
"cert prefix, which is the part of certificate name before "
"KEY component")
("request,r", po::value<std::string>(&requestFile),
"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;
}
if (vm.count("sign-id") != 0)
{
hasSignId = true;
}
if (vm.count("subject-name") == 0)
{
std::cerr << "subject_name must be specified" << std::endl;
return 1;
}
std::vector<CertificateSubjectDescription> subjectDescription;
subjectDescription.push_back(CertificateSubjectDescription(oid::ATTRIBUTE_NAME, subjectName));
tokenizer<escaped_list_separator<char> > subjectInfoItems
(subjectInfo, escaped_list_separator<char>("\\", " \t", "'\""));
tokenizer<escaped_list_separator<char> >::iterator it =
subjectInfoItems.begin();
while (it != subjectInfoItems.end())
{
std::string oid = *it;
it++;
if (it == subjectInfoItems.end())
{
std::cerr << "ERROR: unmatched info for oid [" << oid << "]" << std::endl;
return 1;
}
std::string value = *it;
subjectDescription.push_back(CertificateSubjectDescription(OID(oid), value));
it++;
}
system_clock::TimePoint notBefore;
system_clock::TimePoint notAfter;
if (vm.count("not-before") == 0)
{
notBefore = system_clock::now();
}
else
{
notBefore = fromIsoString(notBeforeStr.substr(0, 8) + "T" +
notBeforeStr.substr(8, 6));
}
if (vm.count("not-after") == 0)
{
notAfter = notBefore + days(365);
}
else
{
notAfter = fromIsoString(notAfterStr.substr(0, 8) + "T" +
notAfterStr.substr(8, 6));
if (notAfter < notBefore)
{
std::cerr << "not-before is later than not-after" << std::endl;
return 1;
}
}
if (vm.count("request") == 0)
{
std::cerr << "request file must be specified" << std::endl;
return 1;
}
shared_ptr<IdentityCertificate> selfSignedCertificate
= getIdentityCertificate(requestFile);
if (!static_cast<bool>(selfSignedCertificate))
{
std::cerr << "ERROR: input error" << std::endl;
return 1;
}
KeyChain keyChain;
Name keyName = selfSignedCertificate->getPublicKeyName();
Name signIdName;
Name prefix(certPrefix);
if (!hasSignId)
signIdName = keyChain.getDefaultIdentity();
else
signIdName = Name(signId);
shared_ptr<IdentityCertificate> certificate =
keyChain.prepareUnsignedIdentityCertificate(keyName, selfSignedCertificate->getPublicKeyInfo(),
signIdName, notBefore, notAfter,
subjectDescription, prefix);
if (!static_cast<bool>(certificate))
{
std::cerr << "ERROR: key name is not formated correctly or does not match certificate name."
<< std::endl;
return 1;
}
keyChain.createIdentity(signIdName);
Name signingCertificateName = keyChain.getDefaultCertificateNameForIdentity(signIdName);
keyChain.sign(*certificate, signingCertificateName);
Block wire = certificate->wireEncode();
try
{
using namespace CryptoPP;
StringSource ss(wire.wire(), wire.size(), true,
new Base64Encoder(new FileSink(std::cout), true, 64));
}
catch (const CryptoPP::Exception& e)
{
std::cerr << "ERROR: " << e.what() << std::endl;
return 1;
}
return 0;
}
int
ndnsec_cert_gen(int argc, char** argv)
{
using boost::tokenizer;
using boost::escaped_list_separator;
using namespace ndn;
using namespace ndn::time;
namespace po = boost::program_options;
std::string notBeforeStr;
std::string notAfterStr;
std::string subjectName;
std::string requestFile("-");
std::string signId;
std::string subjectInfo;
bool hasSignId = false;
bool isNack = false;
po::options_description description("General Usage\n ndnsec cert-gen [-h] [-S date] [-E date] [-N subject-name] [-I subject-info] [-s sign-id] request\nGeneral options");
description.add_options()
("help,h", "produce help message")
("not-before,S", po::value<std::string>(¬BeforeStr), "certificate starting date, YYYYMMDDhhmmss")
("not-after,E", po::value<std::string>(¬AfterStr), "certificate ending date, YYYYMMDDhhmmss")
("subject-name,N", po::value<std::string>(&subjectName), "subject name")
("subject-info,I", po::value<std::string>(&subjectInfo), "subject info, pairs of OID and string description: \"2.5.4.10 'University of California, Los Angeles'\"")
("nack", "Generate revocation certificate (NACK)")
("sign-id,s", po::value<std::string>(&signId), "signing Identity, system default identity if not specified")
("request,r", po::value<std::string>(&requestFile), "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;
}
if (vm.count("sign-id") != 0)
{
hasSignId = true;
}
if (vm.count("nack") != 0)
{
isNack = true;
}
std::vector<CertificateSubjectDescription> otherSubDescrypt;
tokenizer<escaped_list_separator<char> > subjectInfoItems
(subjectInfo, escaped_list_separator<char> ("\\", " \t", "'\""));
tokenizer<escaped_list_separator<char> >::iterator it =
subjectInfoItems.begin();
while (it != subjectInfoItems.end())
{
std::string oid = *it;
it++;
if (it == subjectInfoItems.end())
{
std::cerr << "ERROR: unmatched info for oid [" << oid << "]" << std::endl;
return 1;
}
std::string value = *it;
otherSubDescrypt.push_back(CertificateSubjectDescription(oid, value));
it++;
}
system_clock::TimePoint notBefore;
system_clock::TimePoint notAfter;
if (vm.count("not-before") == 0)
{
notBefore = system_clock::now();
}
else
{
notBefore = fromIsoString(notBeforeStr.substr(0, 8) + "T" +
notBeforeStr.substr(8, 6));
}
if (vm.count("not-after") == 0)
{
notAfter = notBefore + days(365);
}
else
{
notAfter = fromIsoString(notAfterStr.substr(0, 8) + "T" +
notAfterStr.substr(8, 6));
if (notAfter < notBefore)
{
std::cerr << "not-before is later than not-after" << std::endl;
return 1;
}
}
if (vm.count("request") == 0)
{
std::cerr << "request file must be specified" << std::endl;
return 1;
}
shared_ptr<IdentityCertificate> selfSignedCertificate
= getIdentityCertificate(requestFile);
if (!static_cast<bool>(selfSignedCertificate))
{
std::cerr << "ERROR: input error" << std::endl;
return 1;
}
KeyChain keyChain;
Name keyName = selfSignedCertificate->getPublicKeyName();
Name signIdName;
Name certName;
if (!hasSignId)
signIdName = keyChain.getDefaultIdentity();
else
signIdName = Name(signId);
if (signIdName.isPrefixOf(keyName))
{
// if signee's namespace is a sub-namespace of signer, for example, signer's namespace is
// /ndn/test, signee's namespace is /ndn/test/alice, the generated certificate name is
// /ndn/test/KEY/alice/ksk-1234/ID-CERT/%01%02
certName.append(signIdName)
.append("KEY")
.append(keyName.getSubName(signIdName.size()))
.append("ID-CERT")
.appendVersion();
}
else
{
// if signee's namespace is not a sub-namespace of signer, for example, signer's namespace is
// /ndn/test, signee's namespace is /ndn/ucla/bob, the generated certificate name is
// /ndn/ucla/bob/KEY/ksk-1234/ID-CERT/%01%02
certName.append(keyName.getPrefix(-1))
.append("KEY")
.append(keyName.get(-1))
.append("ID-CERT")
.appendVersion();
}
Block wire;
if (!isNack)
{
if (vm.count("subject-name") == 0)
{
std::cerr << "subject_name must be specified" << std::endl;
return 1;
}
CertificateSubjectDescription subDescryptName("2.5.4.41", subjectName);
IdentityCertificate certificate;
certificate.setName(certName);
certificate.setNotBefore(notBefore);
certificate.setNotAfter(notAfter);
certificate.setPublicKeyInfo(selfSignedCertificate->getPublicKeyInfo());
certificate.addSubjectDescription(subDescryptName);
for (size_t i = 0; i < otherSubDescrypt.size(); i++)
certificate.addSubjectDescription(otherSubDescrypt[i]);
certificate.encode();
keyChain.createIdentity(signIdName);
Name signingCertificateName = keyChain.getDefaultCertificateNameForIdentity(signIdName);
keyChain.sign(certificate, signingCertificateName);
wire = certificate.wireEncode();
}
else
{
Data revocationCert;
// revocationCert.setContent(void*, 0); // empty content
revocationCert.setName(certName);
keyChain.createIdentity(signIdName);
Name signingCertificateName = keyChain.getDefaultCertificateNameForIdentity(signIdName);
keyChain.sign(revocationCert, signingCertificateName);
wire = revocationCert.wireEncode();
}
try
{
using namespace CryptoPP;
StringSource ss(wire.wire(), wire.size(), true,
new Base64Encoder(new FileSink(std::cout), true, 64));
}
catch (const CryptoPP::Exception& e)
{
std::cerr << "ERROR: " << e.what() << std::endl;
return 1;
}
return 0;
}
BOOST_FIXTURE_TEST_CASE(CommandInterest, CommandInterestFixture)
{
KeyChain keyChain;
Name identity("/TestCommandInterest/Validation");
identity.appendVersion();
Name certName;
BOOST_REQUIRE_NO_THROW(certName = keyChain.createIdentity(identity));
CommandInterestGenerator generator;
CommandInterestValidator validator;
validator.addInterestRule("^<TestCommandInterest><Validation>",
*keyChain.getCertificate(certName));
//Test a legitimate command
shared_ptr<Interest> commandInterest1 =
make_shared<Interest>("/TestCommandInterest/Validation/Command1");
generator.generateWithIdentity(*commandInterest1, identity);
validator.validate(*commandInterest1,
bind(&CommandInterestFixture::validated, this, _1),
bind(&CommandInterestFixture::validationFailed, this, _1, _2));
BOOST_CHECK_EQUAL(m_validity, true);
//Test an outdated command
reset();
shared_ptr<Interest> commandInterest2 =
make_shared<Interest>("/TestCommandInterest/Validation/Command2");
time::milliseconds timestamp = time::toUnixTimestamp(time::system_clock::now());
timestamp -= time::seconds(5);
Name commandName = commandInterest2->getName();
commandName
.appendNumber(timestamp.count())
.appendNumber(random::generateWord64());
commandInterest2->setName(commandName);
keyChain.signByIdentity(*commandInterest2, identity);
validator.validate(*commandInterest2,
bind(&CommandInterestFixture::validated, this, _1),
bind(&CommandInterestFixture::validationFailed, this, _1, _2));
BOOST_CHECK_EQUAL(m_validity, false);
//Test an unauthorized command
Name identity2("/TestCommandInterest/Validation2");
Name certName2;
BOOST_REQUIRE_NO_THROW(certName2 = keyChain.createIdentity(identity2));
shared_ptr<Interest> commandInterest3 =
make_shared<Interest>("/TestCommandInterest/Validation/Command3");
generator.generateWithIdentity(*commandInterest3, identity2);
validator.validate(*commandInterest3,
bind(&CommandInterestFixture::validated, this, _1),
bind(&CommandInterestFixture::validationFailed, this, _1, _2));
BOOST_CHECK_EQUAL(m_validity, false);
//Test another unauthorized command
shared_ptr<Interest> commandInterest4 =
make_shared<Interest>("/TestCommandInterest/Validation2/Command");
generator.generateWithIdentity(*commandInterest4, identity);
validator.validate(*commandInterest4,
bind(&CommandInterestFixture::validated, this, _1),
bind(&CommandInterestFixture::validationFailed, this, _1, _2));
BOOST_CHECK_EQUAL(m_validity, false);
BOOST_CHECK_NO_THROW(keyChain.deleteIdentity(identity));
BOOST_CHECK_NO_THROW(keyChain.deleteIdentity(identity2));
}