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/*
* Copyright (c) 2021 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <hicn/transport/auth/crypto_hash_type.h>
#include <hicn/transport/auth/identity.h>
#include <hicn/transport/auth/signer.h>
#include <hicn/transport/auth/verifier.h>
#include <hicn/transport/core/content_object.h>
namespace transport {
namespace auth {
namespace {
class AuthTest : public ::testing::Test {
protected:
const std::string PASSPHRASE = "hunter2";
AuthTest() = default;
~AuthTest() {}
void SetUp() override {}
void TearDown() override {}
};
} // namespace
TEST_F(AuthTest, VoidVerifier) {
// Create a content object
core::ContentObject packet(HF_INET6_TCP_AH);
// Fill it with bogus data
uint8_t buffer[256] = {0};
packet.appendPayload(buffer, 256);
// Verify that VoidVerifier validates the packet
std::shared_ptr<Verifier> verifier = std::make_shared<VoidVerifier>();
ASSERT_EQ(verifier->verifyPacket(&packet), true);
ASSERT_EQ(verifier->verifyPackets(&packet), VerificationPolicy::ACCEPT);
}
TEST_F(AuthTest, RSAVerifier) {
// Create the RSA signer from an Identity object
Identity identity("test_rsa.p12", PASSPHRASE, CryptoSuite::RSA_SHA256, 1024u,
30, "RSAVerifier");
std::shared_ptr<Signer> signer = identity.getSigner();
// Create a content object
core::ContentObject packet(HF_INET6_TCP_AH, signer->getSignatureSize());
// Fill it with bogus data
uint8_t buffer[256] = {0};
packet.appendPayload(buffer, 256);
// Sign the packet
signer->signPacket(&packet);
// Create the RSA verifier
PARCKey *key = parcSigner_CreatePublicKey(signer->getParcSigner());
std::shared_ptr<Verifier> verifier =
std::make_shared<AsymmetricVerifier>(key);
ASSERT_EQ(packet.getFormat(), HF_INET6_TCP_AH);
ASSERT_EQ(signer->getCryptoHashType(), CryptoHashType::SHA_256);
ASSERT_EQ(signer->getCryptoSuite(), CryptoSuite::RSA_SHA256);
ASSERT_EQ(signer->getSignatureSize(), 128u);
ASSERT_EQ(verifier->verifyPackets(&packet), VerificationPolicy::ACCEPT);
// Release PARC objects
parcKey_Release(&key);
}
TEST_F(AuthTest, HMACVerifier) {
// Create the HMAC signer from a passphrase
std::shared_ptr<Signer> signer =
std::make_shared<SymmetricSigner>(CryptoSuite::HMAC_SHA256, PASSPHRASE);
// Create a content object
core::ContentObject packet(HF_INET6_TCP_AH, signer->getSignatureSize());
// Fill it with bogus data
uint8_t buffer[256] = {0};
packet.appendPayload(buffer, 256);
// Sign the packet
signer->signPacket(&packet);
// Create the HMAC verifier
std::shared_ptr<Verifier> verifier =
std::make_shared<SymmetricVerifier>(PASSPHRASE);
ASSERT_EQ(packet.getFormat(), HF_INET6_TCP_AH);
ASSERT_EQ(signer->getCryptoHashType(), CryptoHashType::SHA_256);
ASSERT_EQ(signer->getCryptoSuite(), CryptoSuite::HMAC_SHA256);
ASSERT_EQ(signer->getSignatureSize(), 32u);
ASSERT_EQ(verifier->verifyPackets(&packet), VerificationPolicy::ACCEPT);
}
} // namespace auth
} // namespace transport
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