| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.jackrabbit.oak.segment.azure; |
| |
| import com.microsoft.azure.storage.CloudStorageAccount; |
| import com.microsoft.azure.storage.LocationMode; |
| import com.microsoft.azure.storage.StorageException; |
| import com.microsoft.azure.storage.blob.BlobRequestOptions; |
| import com.microsoft.azure.storage.blob.CloudBlobClient; |
| import com.microsoft.azure.storage.blob.CloudBlobContainer; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.jackrabbit.oak.segment.spi.persistence.SegmentNodeStorePersistence; |
| import org.jetbrains.annotations.NotNull; |
| import org.osgi.framework.ServiceRegistration; |
| import org.osgi.service.component.ComponentContext; |
| import org.osgi.service.component.annotations.Activate; |
| import org.osgi.service.component.annotations.Component; |
| import org.osgi.service.component.annotations.ConfigurationPolicy; |
| import org.osgi.service.component.annotations.Deactivate; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.IOException; |
| import java.net.URISyntaxException; |
| import java.security.InvalidKeyException; |
| import java.util.Hashtable; |
| import java.util.Objects; |
| import java.util.Properties; |
| |
| import static org.osgi.framework.Constants.SERVICE_PID; |
| |
| @Component( |
| configurationPolicy = ConfigurationPolicy.REQUIRE, |
| configurationPid = {Configuration.PID}) |
| public class AzureSegmentStoreService { |
| |
| private static final Logger log = LoggerFactory.getLogger(AzureSegmentStoreService.class); |
| |
| public static final String DEFAULT_CONTAINER_NAME = "oak"; |
| |
| public static final String DEFAULT_ROOT_PATH = "/oak"; |
| |
| public static final boolean DEFAULT_ENABLE_SECONDARY_LOCATION = false; |
| |
| private ServiceRegistration registration; |
| |
| @Activate |
| public void activate(ComponentContext context, Configuration config) throws IOException { |
| AzurePersistence persistence = createAzurePersistenceFrom(config); |
| registration = context.getBundleContext() |
| .registerService(SegmentNodeStorePersistence.class, persistence, new Hashtable<String, Object>() {{ |
| put(SERVICE_PID, String.format("%s(%s, %s)", AzurePersistence.class.getName(), config.accountName(), config.rootPath())); |
| if (!Objects.equals(config.role(), "")) { |
| put("role", config.role()); |
| } |
| }}); |
| } |
| |
| @Deactivate |
| public void deactivate() throws IOException { |
| if (registration != null) { |
| registration.unregister(); |
| registration = null; |
| } |
| } |
| |
| private static AzurePersistence createAzurePersistenceFrom(Configuration configuration) throws IOException { |
| if (!StringUtils.isBlank(configuration.connectionURL())) { |
| return createPersistenceFromConnectionURL(configuration); |
| } |
| if (!StringUtils.isBlank(configuration.sharedAccessSignature())) { |
| return createPersistenceFromSasUri(configuration); |
| } |
| return createPersistenceFromAccessKey(configuration); |
| } |
| |
| private static AzurePersistence createPersistenceFromAccessKey(Configuration configuration) throws IOException { |
| StringBuilder connectionString = new StringBuilder(); |
| connectionString.append("DefaultEndpointsProtocol=https;"); |
| connectionString.append("AccountName=").append(configuration.accountName()).append(';'); |
| connectionString.append("AccountKey=").append(configuration.accessKey()).append(';'); |
| if (!StringUtils.isBlank(configuration.blobEndpoint())) { |
| connectionString.append("BlobEndpoint=").append(configuration.blobEndpoint()).append(';'); |
| } |
| return createAzurePersistence(connectionString.toString(), configuration, true); |
| } |
| |
| private static AzurePersistence createPersistenceFromSasUri(Configuration configuration) throws IOException { |
| StringBuilder connectionString = new StringBuilder(); |
| connectionString.append("DefaultEndpointsProtocol=https;"); |
| connectionString.append("AccountName=").append(configuration.accountName()).append(';'); |
| connectionString.append("SharedAccessSignature=").append(configuration.sharedAccessSignature()).append(';'); |
| if (!StringUtils.isBlank(configuration.blobEndpoint())) { |
| connectionString.append("BlobEndpoint=").append(configuration.blobEndpoint()).append(';'); |
| } |
| return createAzurePersistence(connectionString.toString(), configuration, false); |
| } |
| |
| @NotNull |
| private static AzurePersistence createPersistenceFromConnectionURL(Configuration configuration) throws IOException { |
| return createAzurePersistence(configuration.connectionURL(), configuration, true); |
| } |
| |
| @NotNull |
| private static AzurePersistence createAzurePersistence( |
| String connectionString, |
| Configuration configuration, |
| boolean createContainer |
| ) throws IOException { |
| try { |
| CloudStorageAccount cloud = CloudStorageAccount.parse(connectionString); |
| log.info("Connection string: '{}'", cloud); |
| CloudBlobClient cloudBlobClient = cloud.createCloudBlobClient(); |
| BlobRequestOptions blobRequestOptions = new BlobRequestOptions(); |
| |
| if (configuration.enableSecondaryLocation()) { |
| blobRequestOptions.setLocationMode(LocationMode.PRIMARY_THEN_SECONDARY); |
| } |
| cloudBlobClient.setDefaultRequestOptions(blobRequestOptions); |
| |
| CloudBlobContainer container = cloudBlobClient.getContainerReference(configuration.containerName()); |
| if (createContainer && !container.exists()) { |
| container.create(); |
| } |
| String path = normalizePath(configuration.rootPath()); |
| return new AzurePersistence(container.getDirectoryReference(path)); |
| } catch (StorageException | URISyntaxException | InvalidKeyException e) { |
| throw new IOException(e); |
| } |
| } |
| |
| @NotNull |
| private static String normalizePath(@NotNull String rootPath) { |
| if (rootPath.length() > 0 && rootPath.charAt(0) == '/') { |
| return rootPath.substring(1); |
| } |
| return rootPath; |
| } |
| |
| } |
| |