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/*
* Copyright (c) 2019 PANTHEON.tech.
*
* 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.
*/
package io.fd.hc2vpp.ipsec.write;
import static io.fd.vpp.jvpp.core.types.IpsecSadFlags.IPSEC_API_SAD_FLAG_NONE;
import static org.junit.Assert.assertEquals;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import io.fd.hc2vpp.common.test.write.WriterCustomizerTest;
import io.fd.hc2vpp.common.translate.util.ByteDataTranslator;
import io.fd.hc2vpp.common.translate.util.Ipv4Translator;
import io.fd.hc2vpp.common.translate.util.Ipv6Translator;
import io.fd.hc2vpp.common.translate.util.MultiNamingContext;
import io.fd.hc2vpp.ipsec.helpers.SchemaContextTestHelper;
import io.fd.honeycomb.test.tools.HoneycombTestRunner;
import io.fd.honeycomb.test.tools.annotations.InjectTestData;
import io.fd.honeycomb.translate.write.WriteFailedException;
import io.fd.vpp.jvpp.core.dto.IpsecSadEntryAddDel;
import io.fd.vpp.jvpp.core.dto.IpsecSadEntryAddDelReply;
import io.fd.vpp.jvpp.core.types.IpsecCryptoAlg;
import io.fd.vpp.jvpp.core.types.IpsecIntegAlg;
import io.fd.vpp.jvpp.core.types.IpsecProto;
import io.fd.vpp.jvpp.core.types.IpsecSadEntry;
import io.fd.vpp.jvpp.core.types.IpsecSadFlags;
import io.fd.vpp.jvpp.core.types.IpsecSpdEntry;
import io.fd.vpp.jvpp.core.types.Key;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Address;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.IkeEncryptionAlgorithmT;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.IkeIntegrityAlgorithmT;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.Ipsec;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.IpsecTrafficDirection;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.KeyStringGrouping;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.Sad;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.ah.grouping.AhBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.ah.grouping.ah.AuthenticationAlgorithm;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.EspBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.Authentication;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.AuthenticationBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.Encryption;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.EncryptionBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.authentication.authentication.algorithm.HmacMd596Builder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.authentication.authentication.algorithm.HmacSha196Builder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.encryption.encryption.algorithm.Aes128CbcBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.encryption.encryption.algorithm.Aes192CbcBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.encryption.encryption.algorithm.Aes256CbcBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.encryption.encryption.algorithm.DesCbcBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sad.SadEntries;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sad.SadEntriesBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sad.SadEntriesKey;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
@RunWith(HoneycombTestRunner.class)
public class IpsecSadEntryCustomizerTest extends WriterCustomizerTest implements SchemaContextTestHelper,
ByteDataTranslator, Ipv4Translator, Ipv6Translator {
private static final String SAD_PATH = "/hc2vpp-ietf-ipsec:ipsec/hc2vpp-ietf-ipsec:sad";
private static final InstanceIdentifier<Sad> SAD_IID =
InstanceIdentifier.create(Ipsec.class).child(Sad.class);
private static final String INTEG_KEY = "0123456789012346";
private static final String CRYPTO_KEY = "9876543210987654";
private static final Ipv4Address TNL_SRC_ADDR = new Ipv4Address("192.168.1.1");
private static final Ipv4Address TNL_DST_ADDR = new Ipv4Address("192.168.1.2");
private static final int SPI_1002 = 1002;
private static final int SAD_ID = 10;
private IpsecSadEntryCustomizer customizer;
@Mock
private MultiNamingContext namingCntext;
@Override
protected void setUpTest() throws Exception {
customizer = new IpsecSadEntryCustomizer(api, namingCntext);
when(api.ipsecSadEntryAddDel(any())).thenReturn(future(new IpsecSadEntryAddDelReply()));
}
@Test
public void testWrite(@InjectTestData(resourcePath = "/sadEntries/addDelSadEntry.json", id = SAD_PATH) Sad sad)
throws WriteFailedException {
final SadEntries data = sad.getSadEntries().get(0);
final IpsecSadEntryAddDel request = new IpsecSadEntryAddDel();
request.isAdd = BYTE_TRUE;
request.entry = new io.fd.vpp.jvpp.core.types.IpsecSadEntry();
request.entry.spi = SPI_1002;
request.entry.sadId = SAD_ID;
request.entry.integrityKey = new Key();
request.entry.integrityKey.data = INTEG_KEY.getBytes();
request.entry.integrityKey.length = (byte) INTEG_KEY.getBytes().length;
request.entry.cryptoKey = new Key();
request.entry.cryptoKey.data = CRYPTO_KEY.getBytes();
request.entry.cryptoKey.length = (byte) CRYPTO_KEY.getBytes().length;
request.entry.flags = IpsecSadFlags.IPSEC_API_SAD_FLAG_IS_TUNNEL;
request.entry.tunnelSrc = ipv4AddressToAddress(TNL_SRC_ADDR);
request.entry.tunnelDst = ipv4AddressToAddress(TNL_DST_ADDR);
// ESP
request.entry.protocol = IpsecProto.IPSEC_API_PROTO_ESP;
// - auth MD5-96
// - crypto Aes-Cbc-128
testEspAuthEncrCombination(data, IkeIntegrityAlgorithmT.AuthHmacMd596,
IkeEncryptionAlgorithmT.EncrAesCbc128, request);
// - crypto Aes-Cbc-192
testEspAuthEncrCombination(data, IkeIntegrityAlgorithmT.AuthHmacMd596,
IkeEncryptionAlgorithmT.EncrAesCbc192, request);
// - crypto Aes-Cbc-256
testEspAuthEncrCombination(data, IkeIntegrityAlgorithmT.AuthHmacMd596,
IkeEncryptionAlgorithmT.EncrAesCbc256, request);
// - crypto DesCbc
testEspAuthEncrCombination(data, IkeIntegrityAlgorithmT.AuthHmacMd596,
IkeEncryptionAlgorithmT.EncrDes, request);
// - auth SHA1-96
// - crypto Aes-Cbc-128
testEspAuthEncrCombination(data, IkeIntegrityAlgorithmT.AuthHmacSha196,
IkeEncryptionAlgorithmT.EncrAesCbc128, request);
// - crypto Aes-Cbc-192
testEspAuthEncrCombination(data, IkeIntegrityAlgorithmT.AuthHmacSha196,
IkeEncryptionAlgorithmT.EncrAesCbc192, request);
// - crypto Aes-Cbc-256
testEspAuthEncrCombination(data, IkeIntegrityAlgorithmT.AuthHmacSha196,
IkeEncryptionAlgorithmT.EncrAesCbc256, request);
// - crypto DesCbc
testEspAuthEncrCombination(data, IkeIntegrityAlgorithmT.AuthHmacSha196,
IkeEncryptionAlgorithmT.EncrDes, request);
// AH
request.entry.protocol = IpsecProto.IPSEC_API_PROTO_AH;
request.entry.cryptoAlgorithm = IpsecCryptoAlg.IPSEC_API_CRYPTO_ALG_NONE;
request.entry.cryptoKey = new Key();
request.entry.cryptoKey.data = null;
request.entry.cryptoKey.length = 0;
// - auth SHA1-96
testAhAuthorization(data, IkeIntegrityAlgorithmT.AuthHmacSha196, request);
// - auth MD5-96
testAhAuthorization(data, IkeIntegrityAlgorithmT.AuthHmacMd596, request);
}
@Test
public void testUpdate(
@InjectTestData(resourcePath = "/sadEntries/addDelSadEntry_Ipv6_before.json", id = SAD_PATH) Sad relaysBefore,
@InjectTestData(resourcePath = "/sadEntries/addDelSadEntry_Ipv6_after.json", id = SAD_PATH) Sad relayAfter)
throws WriteFailedException {
final SadEntries before = relaysBefore.getSadEntries().get(0);
final SadEntries after = relayAfter.getSadEntries().get(0);
final Long spi = after.getSpi();
customizer.updateCurrentAttributes(getId(IpsecTrafficDirection.Outbound, spi), before, after, writeContext);
final IpsecSadEntryAddDel request = new IpsecSadEntryAddDel();
request.isAdd = BYTE_TRUE;
request.entry = new IpsecSadEntry();
request.entry.spi = SPI_1002;
request.entry.sadId = SAD_ID;
request.entry.protocol = IpsecProto.IPSEC_API_PROTO_AH;
request.entry.integrityAlgorithm = IpsecIntegAlg.IPSEC_API_INTEG_ALG_MD5_96;
request.entry.integrityKey = new Key();
request.entry.integrityKey.data = INTEG_KEY.getBytes();
request.entry.integrityKey.length = (byte) INTEG_KEY.getBytes().length;
request.entry.cryptoAlgorithm = IpsecCryptoAlg.IPSEC_API_CRYPTO_ALG_NONE;
request.entry.cryptoKey = new Key();
request.entry.cryptoKey.data = null;
request.entry.cryptoKey.length = 0;
request.entry.flags = IpsecSadFlags.IPSEC_API_SAD_FLAG_USE_ANTI_REPLAY;
request.entry.tunnelSrc = ipv6AddressToAddress(Ipv6Address.getDefaultInstance("2001::11"));
request.entry.tunnelDst = ipv6AddressToAddress(Ipv6Address.getDefaultInstance("2001::12"));
verify(api).ipsecSadEntryAddDel(request);
}
@Test
public void testDelete(@InjectTestData(resourcePath = "/sadEntries/delSadEntry.json", id = SAD_PATH) Sad sad)
throws WriteFailedException {
final SadEntries data = sad.getSadEntries().get(0);
final Long spi = data.getSpi();
customizer.deleteCurrentAttributes(getId(IpsecTrafficDirection.Outbound, spi), data, writeContext);
final IpsecSadEntryAddDel request = new IpsecSadEntryAddDel();
request.isAdd = BYTE_FALSE;
request.entry = new IpsecSadEntry();
request.entry.spi = SPI_1002;
request.entry.sadId = SAD_ID;
request.entry.flags = IPSEC_API_SAD_FLAG_NONE;
verify(api).ipsecSadEntryAddDel(request);
}
private InstanceIdentifier<SadEntries> getId(final IpsecTrafficDirection direction, final Long spi) {
return SAD_IID.child(SadEntries.class, new SadEntriesKey(direction, spi));
}
private void testAhAuthorization(final SadEntries otherData, final IkeIntegrityAlgorithmT authAlg,
final IpsecSadEntryAddDel request) throws WriteFailedException {
SadEntriesBuilder builder = new SadEntriesBuilder(otherData);
builder.setEsp(null);
AhBuilder ahBuilder = new AhBuilder();
ahBuilder.setAuthenticationAlgorithm(getAhAuthentication(authAlg));
builder.setAh(ahBuilder.build());
customizer.writeCurrentAttributes(getId(IpsecTrafficDirection.Outbound, Integer.toUnsignedLong(SPI_1002)),
builder.build(), writeContext);
verify(api).ipsecSadEntryAddDel(request);
}
private void testEspAuthEncrCombination(final SadEntries otherData, final IkeIntegrityAlgorithmT authAlg,
final IkeEncryptionAlgorithmT encrAlg, final IpsecSadEntryAddDel request)
throws WriteFailedException {
SadEntriesBuilder builder = new SadEntriesBuilder(otherData);
builder.setAh(null);
EspBuilder espBuilder = new EspBuilder();
espBuilder.setAuthentication(getEspAuthentication(authAlg))
.setEncryption(getEspEncryption(encrAlg));
builder.setEsp(espBuilder.build());
customizer.writeCurrentAttributes(getId(IpsecTrafficDirection.Outbound, Integer.toUnsignedLong(SPI_1002)),
builder.build(), writeContext);
if (encrAlg == IkeEncryptionAlgorithmT.EncrAesCbc128) {
request.entry.cryptoAlgorithm = IpsecCryptoAlg.IPSEC_API_CRYPTO_ALG_AES_CBC_128;
} else if (encrAlg == IkeEncryptionAlgorithmT.EncrAesCbc192) {
request.entry.cryptoAlgorithm = IpsecCryptoAlg.IPSEC_API_CRYPTO_ALG_AES_CBC_192;
} else if (encrAlg == IkeEncryptionAlgorithmT.EncrAesCbc256) {
request.entry.cryptoAlgorithm = IpsecCryptoAlg.IPSEC_API_CRYPTO_ALG_AES_CBC_256;
} else if (encrAlg == IkeEncryptionAlgorithmT.EncrDes) {
request.entry.cryptoAlgorithm = IpsecCryptoAlg.IPSEC_API_CRYPTO_ALG_DES_CBC;
} else {
request.entry.cryptoAlgorithm = IpsecCryptoAlg.IPSEC_API_CRYPTO_ALG_NONE;
}
if (authAlg == IkeIntegrityAlgorithmT.AuthHmacMd596) {
request.entry.integrityAlgorithm = IpsecIntegAlg.IPSEC_API_INTEG_ALG_MD5_96;
} else if (authAlg == IkeIntegrityAlgorithmT.AuthHmacSha196) {
request.entry.integrityAlgorithm = IpsecIntegAlg.IPSEC_API_INTEG_ALG_SHA1_96;
} else {
request.entry.integrityAlgorithm = IpsecIntegAlg.IPSEC_API_INTEG_ALG_NONE;
}
verify(api).ipsecSadEntryAddDel(request);
}
private Encryption getEspEncryption(IkeEncryptionAlgorithmT alg) {
if (alg == IkeEncryptionAlgorithmT.EncrAesCbc128) {
return new EncryptionBuilder().setEncryptionAlgorithm(new Aes128CbcBuilder().
setAes128Cbc(
new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.encryption.encryption.algorithm.aes._128.cbc.Aes128CbcBuilder()
.setKeyStr(new KeyStringGrouping.KeyStr(CRYPTO_KEY))
.build()).build()).build();
} else if (alg == IkeEncryptionAlgorithmT.EncrAesCbc192) {
return new EncryptionBuilder().setEncryptionAlgorithm(new Aes192CbcBuilder().
setAes192Cbc(
new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.encryption.encryption.algorithm.aes._192.cbc.Aes192CbcBuilder()
.setKeyStr(new KeyStringGrouping.KeyStr(CRYPTO_KEY))
.build()).build()).build();
} else if (alg == IkeEncryptionAlgorithmT.EncrAesCbc256) {
return new EncryptionBuilder().setEncryptionAlgorithm(new Aes256CbcBuilder().
setAes256Cbc(
new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.encryption.encryption.algorithm.aes._256.cbc.Aes256CbcBuilder()
.setKeyStr(new KeyStringGrouping.KeyStr(CRYPTO_KEY))
.build()).build()).build();
} else if (alg == IkeEncryptionAlgorithmT.EncrDes) {
return new EncryptionBuilder().setEncryptionAlgorithm(new DesCbcBuilder().setDesCbc(
new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.encryption.encryption.algorithm.des.cbc.DesCbcBuilder()
.setKeyStr(new KeyStringGrouping.KeyStr(CRYPTO_KEY))
.build()).build()).build();
}
return null;
}
private Authentication getEspAuthentication(IkeIntegrityAlgorithmT alg) {
if (alg == IkeIntegrityAlgorithmT.AuthHmacSha196) {
return new AuthenticationBuilder().setAuthenticationAlgorithm(new HmacSha196Builder().setHmacSha196(
new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.authentication.authentication.algorithm.hmac.sha1._96.HmacSha196Builder()
.setKeyStr(new KeyStringGrouping.KeyStr(INTEG_KEY)).build()).build()).build();
} else if (alg == IkeIntegrityAlgorithmT.AuthHmacMd596) {
return new AuthenticationBuilder().setAuthenticationAlgorithm(new HmacMd596Builder().setHmacMd596(
new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.esp.grouping.esp.authentication.authentication.algorithm.hmac.md5._96.HmacMd596Builder()
.setKeyStr(new KeyStringGrouping.KeyStr(INTEG_KEY)).build()).build()).build();
}
return null;
}
private AuthenticationAlgorithm getAhAuthentication(IkeIntegrityAlgorithmT alg) {
if (alg == IkeIntegrityAlgorithmT.AuthHmacSha196) {
return new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.ah.grouping.ah.authentication.algorithm.HmacSha196Builder()
.setHmacSha196(
new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.ah.grouping.ah.authentication.algorithm.hmac.sha1._96.HmacSha196Builder()
.setKeyStr(new KeyStringGrouping.KeyStr(INTEG_KEY)).build()).build();
} else if (alg == IkeIntegrityAlgorithmT.AuthHmacMd596) {
return new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.ah.grouping.ah.authentication.algorithm.HmacMd596Builder()
.setHmacMd596(
new org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ipsec.rev181214.ipsec.sa.ah.grouping.ah.authentication.algorithm.hmac.md5._96.HmacMd596Builder()
.setKeyStr(new KeyStringGrouping.KeyStr(INTEG_KEY)).build()).build();
}
return null;
}
}
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