Option 1 - pnf only

Change-Id: I9af3bb9b0682d7babed16042c5cac948db5dd822
Issue-ID: VNFSDK-396
Signed-off-by: Zebek Bogumil <bogumil.zebek@nokia.com>

1 files changed, 157 insertions, 0 deletions

diff --git a/csarvalidation/src/main/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR787966.java b/csarvalidation/src/main/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR787966.java
new file mode 100644
index 0000000..2be0db8
--- /dev/null
+++ b/csarvalidation/src/main/java/org/onap/cvc/csar/cc/sol004/VTPValidateCSARR787966.java
@@ -0,0 +1,157 @@
+/*
+ * 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.cc.sol004;
+
+
+import org.onap.cli.fw.error.OnapCommandException;
+import org.onap.cli.fw.schema.OnapCommandSchema;
+import org.onap.cvc.csar.CSARArchive;
+import org.onap.cvc.csar.FileArchive;
+import org.onap.cvc.csar.PnfCSARArchive;
+import org.onap.cvc.csar.cc.VTPValidateCSARBase;
+import org.onap.cvc.csar.parser.SourcesParser;
+import org.onap.cvc.csar.security.ShaHashCodeGenerator;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.security.NoSuchAlgorithmException;
+import java.util.List;
+import java.util.Optional;
+
+@OnapCommandSchema(schema = "vtp-validate-csar-r787966.yaml")
+public class VTPValidateCSARR787966 extends VTPValidateCSARBase {
+
+    private static final Logger LOG = LoggerFactory.getLogger(VTPValidateCSARR787966.class);
+    private static final String SHA_256 = "SHA-256";
+    private static final String SHA_512 = "SHA-512";
+
+    private final ShaHashCodeGenerator shaHashCodeGenerator = new ShaHashCodeGenerator();
+
+
+    public static class CSARErrorUnableToFindCertificate extends CSARArchive.CSARError {
+        CSARErrorUnableToFindCertificate() {
+            super("0x4001");
+            this.message = "Unable to find cert file defined by Entry-Certificate!";
+        }
+    }
+
+    public static class CSARErrorUnableToFindCmsSection extends CSARArchive.CSARError {
+        CSARErrorUnableToFindCmsSection() {
+            super("0x4002");
+            this.message = "Unable to find CMS section in manifest!";
+        }
+    }
+
+    public static class CSARErrorUnableToFindCsarContent extends CSARArchive.CSARError {
+        CSARErrorUnableToFindCsarContent() {
+            super("0x4003");
+            this.message = "Unable to find csar content!";
+        }
+    }
+
+    public static class CSARErrorWrongHashCode extends CSARArchive.CSARError {
+        CSARErrorWrongHashCode(String path) {
+            super("0x4004");
+            this.message = String.format("Source '%s' has wrong hash!", path);
+        }
+    }
+
+    public static class CSARErrorUnableToFindAlgorithm extends CSARArchive.CSARError {
+        CSARErrorUnableToFindAlgorithm(String path) {
+            super("0x4005");
+            this.message = String.format("Source '%s' has hash, but unable to find algorithm tag!", path);
+        }
+    }
+
+    @Override
+    protected void validateCSAR(CSARArchive csar) throws OnapCommandException {
+
+        try {
+            FileArchive.Workspace workspace = csar.getWorkspace();
+            final Optional<Path> pathToCsarFolder = workspace.getPathToCsarFolder();
+            if(pathToCsarFolder.isPresent()) {
+                validate(csar, pathToCsarFolder.get());
+            } else {
+                this.errors.add(new CSARErrorUnableToFindCsarContent());
+            }
+        } catch (Exception e) {
+            LOG.error("Internal VTPValidateCSARR787966 command error", e);
+            throw new OnapCommandException("0x3000", "Internal VTPValidateCSARR787966 command error. See logs.");
+        }
+
+    }
+
+    private void validate(CSARArchive csar, Path csarRootDirectory ) throws IOException, NoSuchAlgorithmException {
+
+        final PnfCSARArchive.PnfManifest manifest = (PnfCSARArchive.PnfManifest) csar.getManifest();
+        final CSARArchive.TOSCAMeta toscaMeta = csar.getToscaMeta();
+        validateSecurityStructure(toscaMeta, csarRootDirectory, manifest);
+        validateSources(csarRootDirectory, manifest);
+    }
+
+    private void validateSecurityStructure(CSARArchive.TOSCAMeta toscaMeta , Path csarRootDirectory, PnfCSARArchive.PnfManifest manifest) {
+        final File entryCertificate = csarRootDirectory.resolve(toscaMeta.getEntryCertificate()).toFile();
+        if (!entryCertificate.exists() && !manifest.getCms().isEmpty()) {
+            this.errors.add(new CSARErrorUnableToFindCertificate());
+        } else if (entryCertificate.exists() && manifest.getCms().isEmpty()) {
+            this.errors.add(new CSARErrorUnableToFindCmsSection());
+        }
+    }
+
+    private void validateSources(Path csarRootDirectory, PnfCSARArchive.PnfManifest manifest) throws NoSuchAlgorithmException, IOException {
+        final List<SourcesParser.Source> sources = manifest.getSources();
+        for (SourcesParser.Source source: sources){
+            if(!source.getAlgorithm().isEmpty()) {
+                validateSourceHashCode(csarRootDirectory, source);
+            } else if(source.getAlgorithm().isEmpty() && !source.getHash().isEmpty()){
+                this.errors.add(new CSARErrorUnableToFindAlgorithm(source.getValue()));
+            }
+        }
+    }
+
+    private void validateSourceHashCode(Path csarRootDirectory, SourcesParser.Source source) throws NoSuchAlgorithmException, IOException {
+        String hashCode = generateHashCode(csarRootDirectory, source);
+        if (!hashCode.equals(source.getHash())) {
+            this.errors.add(new CSARErrorWrongHashCode(source.getValue()));
+        }
+    }
+
+    private String generateHashCode(Path csarRootDirectory, SourcesParser.Source source) throws NoSuchAlgorithmException, IOException {
+        final byte[] sourceData = Files.readAllBytes(csarRootDirectory.resolve(source.getValue()));
+        final String algorithm = source.getAlgorithm();
+
+        if(algorithm.equalsIgnoreCase(SHA_256)) {
+            return this.shaHashCodeGenerator.generateSha256(sourceData);
+        } else if(algorithm.equalsIgnoreCase(SHA_512)){
+            return this.shaHashCodeGenerator.generateSha512(sourceData);
+        }
+
+        throw new UnsupportedOperationException(String.format("Algorithm '%s' is not supported!", algorithm));
+    }
+
+    @Override
+    protected String getVnfReqsNo() {
+        return "R787966";
+    }
+
+
+}