| /* |
| * 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.sling.distribution.journal.impl.subscriber; |
| |
| import static java.util.Objects.requireNonNull; |
| |
| import java.util.List; |
| |
| import javax.jcr.Node; |
| import javax.jcr.RepositoryException; |
| import javax.jcr.Session; |
| import javax.jcr.nodetype.NodeType; |
| |
| import org.apache.jackrabbit.vault.fs.io.ImportOptions; |
| import org.apache.jackrabbit.vault.packaging.JcrPackage; |
| import org.apache.jackrabbit.vault.packaging.JcrPackageManager; |
| import org.apache.jackrabbit.vault.packaging.Packaging; |
| import org.apache.sling.api.resource.Resource; |
| import org.apache.sling.api.resource.ResourceResolver; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * Hook that can be added to a DistributionPackageBuilder. |
| * Each distribution package is inspected for possible content packages in /etc/packages. |
| * Such content packages are installed via the Packaging service. |
| */ |
| public class ContentPackageExtractor { |
| private static final String PACKAGE_BASE_PATH = "/etc/packages/"; |
| |
| private final Logger log = LoggerFactory.getLogger(this.getClass()); |
| |
| private final Packaging packageService; |
| private final PackageHandling packageHandling; |
| |
| public ContentPackageExtractor(Packaging packageService, PackageHandling packageHandling) { |
| this.packageService = packageService; |
| this.packageHandling = packageHandling; |
| } |
| |
| public void handle(ResourceResolver resourceResolver, List<String> paths) { |
| requireNonNull(resourceResolver, "Must provide resourceResolver"); |
| if (packageHandling == PackageHandling.Off) { |
| return; |
| } |
| log.info("Scanning imported nodes for packages to install."); |
| for (String path : paths) { |
| try { |
| Resource resource = resourceResolver.getResource(path); |
| if (resource != null) { |
| Node node = resource.adaptTo(Node.class); |
| if (isContentPackage(path, node)) { |
| installPackage(path, node); |
| } |
| } else { |
| log.warn("Imported node {} does not exist. Skipping.", path); |
| } |
| } catch (RepositoryException e) { |
| log.warn("Error trying check if {} contains a content package to extract.", path, e); |
| } |
| } |
| } |
| |
| private boolean isContentPackage(String path, Node node) throws RepositoryException { |
| return path.startsWith(PACKAGE_BASE_PATH) && node.isNodeType(NodeType.NT_FILE); |
| } |
| |
| private void installPackage(String path, Node node) { |
| try { |
| log.info("Content package received at {}. Starting import.\n", path); |
| Session session = node.getSession(); |
| JcrPackageManager packMgr = packageService.getPackageManager(session); |
| try (JcrPackage pack = packMgr.open(node)) { |
| if (pack == null) { |
| return; |
| } |
| ImportOptions opts = new ImportOptions(); |
| if (packageHandling == PackageHandling.Extract) { |
| pack.extract(opts); |
| } else { |
| pack.install(opts); |
| } |
| } |
| } catch (Exception e) { |
| log.warn("Error trying to extracting content package on path {}.", path, e); |
| } |
| } |
| |
| } |