1 files changed, 137 insertions, 0 deletions
diff --git a/appc-dg/appc-dg-shared/appc-dg-mdsal-store/src/main/java/org/openecomp/appc/mdsal/impl/MDSALStoreImpl.java b/appc-dg/appc-dg-shared/appc-dg-mdsal-store/src/main/java/org/openecomp/appc/mdsal/impl/MDSALStoreImpl.java
new file mode 100644
index 000000000..6f43bfc65
--- /dev/null
+++ b/appc-dg/appc-dg-shared/appc-dg-mdsal-store/src/main/java/org/openecomp/appc/mdsal/impl/MDSALStoreImpl.java
@@ -0,0 +1,137 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : APP-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights
+ * 						reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.appc.mdsal.impl;
+
+import org.openecomp.appc.exceptions.APPCException;
+import org.openecomp.appc.mdsal.MDSALStore;
+import org.openecomp.appc.mdsal.exception.MDSALStoreException;
+import org.openecomp.appc.mdsal.objects.BundleInfo;
+import org.openecomp.appc.mdsal.operation.ConfigOperation;
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import org.osgi.framework.Bundle;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.FrameworkUtil;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.util.Date;
+import java.util.jar.Attributes;
+import java.util.jar.JarEntry;
+import java.util.jar.JarOutputStream;
+import java.util.jar.Manifest;
+
+/**
+ * Implementation of MDSALStore
+ */
+public class MDSALStoreImpl implements MDSALStore{
+
+    private static final EELFLogger logger = EELFManager.getInstance().getLogger(MDSALStoreImpl.class);
+
+    MDSALStoreImpl(){
+        ConfigOperation.setUrl(Constants.CONFIG_URL);
+        ConfigOperation.setAuthentication(null,null);
+    }
+
+
+    @Override
+    public boolean isModulePresent(String moduleName, Date revision) {
+
+        if(logger.isDebugEnabled()){
+            logger.debug("isModulePresent invoked with moduleName = " +moduleName + " , revision = " +revision);
+        }
+
+        BundleContext bundleContext = FrameworkUtil.getBundle(this.getClass()).getBundleContext();
+        /**
+         * SchemaContext interface of ODL provides APIs for querying details of yang modules
+         * loaded into MD-SAL store, but its limitation is, it only returns information about
+         * static yang modules loaded on server start up, it does not return information about
+         * the yang modules loaded dynamically. Due to this limitation, we are checking the
+         * presence of OSGI bundle instead of yang module. (Note: Assuming OSGI bundle is named
+         * with the yang module name).
+         */
+
+        Bundle bundle = bundleContext.getBundle(moduleName);
+        if(logger.isDebugEnabled()){
+            logger.debug("isModulePresent returned = " + (bundle != null));
+        }
+        return bundle != null;
+    }
+
+    @Override
+    public void storeYangModule(String yang, BundleInfo bundleInfo) throws MDSALStoreException {
+
+        BundleContext bundleContext = FrameworkUtil.getBundle(this.getClass()).getBundleContext();
+        byte[] byteArray = createBundleJar(yang, Constants.BLUEPRINT, bundleInfo);
+
+        try (ByteArrayInputStream inputStream = new ByteArrayInputStream(byteArray)){
+            Bundle bundle = bundleContext.installBundle(bundleInfo.getLocation(), inputStream);
+            bundle.start();
+        } catch (Exception e) {
+            logger.error("Error storing yang module: " + yang + ". Error message: " + e.getMessage());
+            throw new MDSALStoreException("Error storing yang module: " + yang + " " + e.getMessage(), e);
+        }
+    }
+
+    @Override
+    public void storeJson( String module , String requestId ,String configJSON) throws MDSALStoreException {
+
+        try {
+            ConfigOperation.storeConfig(configJSON , module , org.openecomp.appc.Constants.YANG_BASE_CONTAINER, org.openecomp.appc.Constants.YANG_VNF_CONFIG_LIST,requestId,org.openecomp.appc.Constants.YANG_VNF_CONFIG);
+        } catch (APPCException e) {
+            throw new MDSALStoreException("Exception while storing config json to MDSAL store." +e.getMessage(), e);
+        }
+    }
+
+    private byte[] createBundleJar(String yang, String blueprint, BundleInfo bundleInfo) throws MDSALStoreException {
+
+        Manifest manifest = new Manifest();
+        manifest.getMainAttributes().put(Attributes.Name.MANIFEST_VERSION, Constants.MANIFEST_VALUE_VERSION);
+        manifest.getMainAttributes().put(new Attributes.Name(Constants.MANIFEST_ATTR_BUNDLE_NAME), bundleInfo.getName());
+        manifest.getMainAttributes().put(new Attributes.Name(Constants.MANIFEST_ATTR_BUNDLE_SYMBOLIC_NAME), bundleInfo.getName());
+        manifest.getMainAttributes().put(new Attributes.Name(Constants.MANIFEST_ATTR_BUNDLE_DESCRIPTION), bundleInfo.getDescription());
+        manifest.getMainAttributes().put(new Attributes.Name(Constants.MANIFEST_ATTR_BUNDLE_MANIFEST_VERSION), Constants.MANIFEST_VALUE_BUNDLE_MAN_VERSION);
+        manifest.getMainAttributes().put(new Attributes.Name(Constants.MANIFEST_ATTR_BUNDLE_VERSION), String.valueOf(bundleInfo.getVersion()));
+        manifest.getMainAttributes().put(new Attributes.Name(Constants.MANIFEST_ATTR_BUNDLE_BLUEPRINT), Constants.MANIFEST_VALUE_BUNDLE_BLUEPRINT);
+
+        byte[] retunValue;
+
+        try (ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
+             JarOutputStream jarOutputStream = new JarOutputStream(outputStream, manifest)) {
+            jarOutputStream.putNextEntry(new JarEntry("META-INF/yang/"));
+            jarOutputStream.putNextEntry(new JarEntry("META-INF/yang/"+bundleInfo.getName()+".yang"));
+            jarOutputStream.write(yang.getBytes());
+            jarOutputStream.closeEntry();
+
+            jarOutputStream.putNextEntry(new JarEntry("OSGI-INF/blueprint/"));
+            jarOutputStream.putNextEntry(new JarEntry(Constants.MANIFEST_VALUE_BUNDLE_BLUEPRINT));
+            jarOutputStream.write(blueprint.getBytes());
+            jarOutputStream.closeEntry();
+            jarOutputStream.close();
+            retunValue = outputStream.toByteArray();
+        } catch (Exception e) {
+            logger.error("Error creating bundle jar: " + bundleInfo.getName() + ". Error message: " + e.getMessage());
+            throw new MDSALStoreException("Error creating bundle jar: " + bundleInfo.getName() + " " + e.getMessage(), e);
+        }
+        return retunValue;
+    }
+}