diff options
Diffstat (limited to 'csarvalidation/src/main/java/org/onap/cvc/csar/rsa/X509RsaCertification.java')
-rw-r--r-- | csarvalidation/src/main/java/org/onap/cvc/csar/rsa/X509RsaCertification.java | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/csarvalidation/src/main/java/org/onap/cvc/csar/rsa/X509RsaCertification.java b/csarvalidation/src/main/java/org/onap/cvc/csar/rsa/X509RsaCertification.java deleted file mode 100644 index 8395221..0000000 --- a/csarvalidation/src/main/java/org/onap/cvc/csar/rsa/X509RsaCertification.java +++ /dev/null @@ -1,66 +0,0 @@ -/* - * Copyright 2019 Nokia - * <p> - * 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 - * <p> - * http://www.apache.org/licenses/LICENSE-2.0 - * <p> - * 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 org.onap.cvc.csar.rsa; - -import org.apache.commons.codec.binary.Base64; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import java.io.ByteArrayInputStream; -import java.io.InputStream; -import java.nio.charset.StandardCharsets; -import java.security.InvalidKeyException; -import java.security.NoSuchAlgorithmException; -import java.security.PublicKey; -import java.security.Signature; -import java.security.SignatureException; -import java.security.cert.CertificateException; -import java.security.cert.CertificateFactory; -import java.security.cert.X509Certificate; - -public class X509RsaCertification { - - private static final Logger LOG = LoggerFactory.getLogger(X509RsaCertification.class); - - PublicKey generatePublicKey(String cert) throws CertificateException { - byte[] encodedCert = cert.getBytes(StandardCharsets.UTF_8); - byte[] decodedCert = Base64.decodeBase64(encodedCert); - CertificateFactory certFactory = CertificateFactory.getInstance("X.509"); - InputStream in = new ByteArrayInputStream(decodedCert); - X509Certificate certificate = (X509Certificate) certFactory.generateCertificate(in); - - LOG.info(String.format("Subject DN : %s", certificate.getSubjectDN().getName())); - LOG.info(String.format("Issuer : %s", certificate.getIssuerDN().getName())); - LOG.info(String.format("Not After: %s", certificate.getNotAfter())); - LOG.info(String.format("Not Before: %s", certificate.getNotBefore())); - LOG.info(String.format("version: %d", certificate.getVersion())); - LOG.info(String.format("serial number : %s", certificate.getSerialNumber())); - - return certificate.getPublicKey(); - } - - boolean verify(byte[] content, String signature, PublicKey publicKey) throws NoSuchAlgorithmException, InvalidKeyException, SignatureException { - Signature publicSignature = Signature.getInstance("SHA256withRSA"); - publicSignature.initVerify(publicKey); - publicSignature.update(content); - - byte[] signatureBytes = java.util.Base64.getDecoder().decode(signature); - - return publicSignature.verify(signatureBytes); - } -} |