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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2021 Nordix Foundation
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.be.plugins.etsi.nfv.nsd.security;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.hasSize;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.nullValue;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.when;
import static org.openecomp.sdc.be.plugins.etsi.nfv.nsd.security.NsdCsarEtsiOption2Signer.SDC_NSD_CERT_NAME;
import static org.openecomp.sdc.be.plugins.etsi.nfv.nsd.security.NsdCsarEtsiOption2Signer.SIGNATURE_EXTENSION;
import static org.openecomp.sdc.be.plugins.etsi.nfv.nsd.security.exception.NsdSignatureExceptionSupplier.certificateNotConfigured;
import static org.openecomp.sdc.be.plugins.etsi.nfv.nsd.security.exception.NsdSignatureExceptionSupplier.invalidCertificate;
import static org.openecomp.sdc.be.plugins.etsi.nfv.nsd.security.exception.NsdSignatureExceptionSupplier.unableToCreateSignature;
import java.nio.charset.StandardCharsets;
import java.util.Optional;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.openecomp.sdc.be.csar.security.api.CertificateManager;
import org.openecomp.sdc.be.csar.security.api.CmsContentSigner;
import org.openecomp.sdc.be.csar.security.api.model.CertificateInfo;
import org.openecomp.sdc.be.csar.security.exception.CmsSignatureException;
import org.openecomp.sdc.be.plugins.etsi.nfv.nsd.model.NsdCsar;
import org.openecomp.sdc.be.plugins.etsi.nfv.nsd.security.exception.NsdSignatureException;
import org.springframework.core.env.Environment;
class NsdCsarEtsiOption2SignerTest {
private static final String CERT_NAME = "nsdCert";
@Mock
private CertificateManager certificateManager;
@Mock
private CmsContentSigner cmsContentSigner;
@Mock
private Environment environment;
@Mock
private CertificateInfo certificateInfo;
@InjectMocks
private NsdCsarEtsiOption2Signer nsdCsarEtsiOption2Signer;
@BeforeEach
void setUp() {
MockitoAnnotations.initMocks(this);
when(environment.getProperty(SDC_NSD_CERT_NAME)).thenReturn(CERT_NAME);
when(certificateManager.getCertificate(CERT_NAME)).thenReturn(Optional.of(certificateInfo));
when(certificateInfo.isValid()).thenReturn(true);
}
@Test
void signNsdTest() throws NsdSignatureException, CmsSignatureException {
final NsdCsar nsdCsar = new NsdCsar("");
nsdCsar.addFile("aFile", "aFile".getBytes(StandardCharsets.UTF_8));
final byte[] aFileSigned = "aFileSigned".getBytes(StandardCharsets.UTF_8);
when(cmsContentSigner.signData(eq("aFile".getBytes(StandardCharsets.UTF_8)), any(), any())).thenReturn(
aFileSigned);
final String aFileSignedPemString = "aFileSignedPemString";
when(cmsContentSigner.formatToPemSignature(aFileSigned)).thenReturn(aFileSignedPemString);
nsdCsarEtsiOption2Signer.signArtifacts(nsdCsar);
assertThat("The NSD CSAR should contain the original file and its signature",
nsdCsar.getFileMap().keySet(), hasSize(2));
assertThat("The signed file should be as expected",
nsdCsar.getFile("aFile" + SIGNATURE_EXTENSION), is(aFileSignedPemString.getBytes(StandardCharsets.UTF_8)));
}
@Test
void dontCreateNsdManifestSignatureFileTest() throws NsdSignatureException {
final NsdCsar nsdCsar = new NsdCsar("nsdCsar");
nsdCsar.addFile(nsdCsar.getManifestPath(), "manifest".getBytes(StandardCharsets.UTF_8));
nsdCsarEtsiOption2Signer.signArtifacts(nsdCsar);
assertThat("The NSD CSAR should contain only the original file",
nsdCsar.getFileMap().keySet(), hasSize(1));
assertThat("The NSD CSAR should not contain the manifest signature file",
nsdCsar.getFile(nsdCsar.getManifestPath() + SIGNATURE_EXTENSION), is(nullValue()));
}
@Test
void signEmptyNsdTest() throws NsdSignatureException {
final NsdCsar nsdCsar = new NsdCsar("");
nsdCsarEtsiOption2Signer.signArtifacts(nsdCsar);
assertThat("The NSD CSAR should continue empty", nsdCsar.isEmpty(), is(true));
}
@Test
void signNsdNoCertificateTest() {
when(certificateManager.getCertificate(CERT_NAME)).thenReturn(Optional.empty());
final NsdCsar nsdCsar = new NsdCsar("");
nsdCsar.addFile("anyFile", "anyFile".getBytes());
final NsdSignatureException actualException = assertThrows(NsdSignatureException.class,
() -> nsdCsarEtsiOption2Signer.signArtifacts(nsdCsar));
assertThat(actualException.getMessage(), is(certificateNotConfigured().getMessage()));
}
@Test
void signWholeNoCertificateTest() {
when(certificateManager.getCertificate(CERT_NAME)).thenReturn(Optional.empty());
final NsdSignatureException actualException =
Assertions.assertThrows(NsdSignatureException.class,
() -> nsdCsarEtsiOption2Signer.sign(new byte[]{}));
assertThat(actualException.getMessage(), is(certificateNotConfigured().getMessage()));
}
@Test
void signWithInvalidCertificateTest() {
when(certificateInfo.isValid()).thenReturn(false);
final NsdSignatureException actualException =
Assertions.assertThrows(NsdSignatureException.class,
() -> nsdCsarEtsiOption2Signer.sign(new byte[]{}));
assertThat(actualException.getMessage(), is(invalidCertificate(null).getMessage()));
}
@Test
void signWholeFileTest() throws NsdSignatureException, CmsSignatureException {
final byte[] nsdCsarBytes = "nsdCsarBytes".getBytes(StandardCharsets.UTF_8);
final NsdCsar nsdCsar = new NsdCsar("");
nsdCsar.addFile("aFile", "aFile".getBytes(StandardCharsets.UTF_8));
final byte[] nsdCsarBytesSigned = "nsdCsarBytesSigned".getBytes(StandardCharsets.UTF_8);
when(cmsContentSigner.signData(eq(nsdCsarBytes), any(), any())).thenReturn(nsdCsarBytesSigned);
final String nsdCsarBytesSignedPemString = "nsdCsarBytesSignedPemString";
when(cmsContentSigner.formatToPemSignature(nsdCsarBytesSigned)).thenReturn(nsdCsarBytesSignedPemString);
final byte[] actualNsdSignedCsar = nsdCsarEtsiOption2Signer.sign(nsdCsarBytes);
assertThat("Signature should be as expected",
actualNsdSignedCsar, is(nsdCsarBytesSignedPemString.getBytes(StandardCharsets.UTF_8)));
}
@Test
void signatureCreationErrorTest() throws CmsSignatureException {
final byte[] nsdCsarBytes = "nsdCsarBytes".getBytes(StandardCharsets.UTF_8);
final NsdCsar nsdCsar = new NsdCsar("");
nsdCsar.addFile("aFile", "aFile".getBytes(StandardCharsets.UTF_8));
when(cmsContentSigner.signData(eq(nsdCsarBytes), any(), any()))
.thenThrow(new CmsSignatureException(null, null));
final NsdSignatureException actualException = assertThrows(NsdSignatureException.class,
() -> nsdCsarEtsiOption2Signer.sign(nsdCsarBytes));
assertThat(actualException.getMessage(), is(unableToCreateSignature(null).getMessage()));
}
@Test
void getSigningCertificateTest() {
when(certificateManager.getCertificate(CERT_NAME)).thenReturn(Optional.empty());
Optional<CertificateInfo> signingCertificate = nsdCsarEtsiOption2Signer.getSigningCertificate();
assertThat("Certificate should not be present", signingCertificate.isEmpty(), is(true));
when(certificateManager.getCertificate(CERT_NAME)).thenReturn(Optional.of(certificateInfo));
signingCertificate = nsdCsarEtsiOption2Signer.getSigningCertificate();
assertThat("Certificate should be present", signingCertificate.isPresent(), is(true));
assertThat("Certificate should be as expected", signingCertificate.get(), is(certificateInfo));
}
@Test
void isCertificateConfiguredTest() {
when(certificateManager.getCertificate(CERT_NAME)).thenReturn(Optional.empty());
boolean isCertificateConfigured = nsdCsarEtsiOption2Signer.isCertificateConfigured();
assertThat("Certificate should not be configured", isCertificateConfigured, is(false));
when(certificateManager.getCertificate(CERT_NAME)).thenReturn(Optional.of(certificateInfo));
isCertificateConfigured = nsdCsarEtsiOption2Signer.isCertificateConfigured();
assertThat("Certificate should be configured", isCertificateConfigured, is(true));
}
}
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