001/* 002 * Licensed to DuraSpace under one or more contributor license agreements. 003 * See the NOTICE file distributed with this work for additional information 004 * regarding copyright ownership. 005 * 006 * DuraSpace licenses this file to you under the Apache License, 007 * Version 2.0 (the "License"); you may not use this file except in 008 * compliance with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018package org.fcrepo.http.api.repository; 019 020import static com.google.common.io.Files.createTempDir; 021import static java.util.stream.Collectors.joining; 022import static javax.ws.rs.core.Response.ok; 023import static javax.ws.rs.core.Response.serverError; 024import static org.slf4j.LoggerFactory.getLogger; 025 026import java.io.File; 027import java.io.IOException; 028import java.io.InputStream; 029import java.util.Collection; 030 031import javax.inject.Inject; 032import javax.ws.rs.POST; 033import javax.ws.rs.Path; 034import javax.ws.rs.WebApplicationException; 035import javax.ws.rs.core.Response; 036 037import org.apache.commons.io.IOUtils; 038import org.fcrepo.http.commons.AbstractResource; 039import org.fcrepo.http.commons.session.HttpSession; 040import org.fcrepo.kernel.api.services.RepositoryService; 041import org.slf4j.Logger; 042import org.springframework.context.annotation.Scope; 043 044/** 045 * Repository-wide backup endpoint 046 * 047 * @author cbeer 048 */ 049@Scope("prototype") 050@Path("/fcr:backup") 051@Deprecated 052public class FedoraRepositoryBackup extends AbstractResource { 053 054 private static final Logger LOGGER = getLogger(FedoraRepositoryBackup.class); 055 056 @Inject 057 protected HttpSession session; 058 059 /** 060 * The fcrepo repository service 061 */ 062 @Inject 063 protected RepositoryService repositoryService; 064 065 /** 066 * This method runs a repository backup. 067 * 068 * @param bodyStream the input body stream 069 * @return path to the backup 070 * @throws IOException if IO exception occurred 071 */ 072 @POST 073 public Response runBackup(final InputStream bodyStream) throws IOException { 074 075 File backupDirectory; 076 if (null != bodyStream) { 077 final String body = IOUtils.toString(bodyStream).trim(); 078 079 backupDirectory = new File(body.trim()); 080 if (body.isEmpty()) { 081 // Backup to a temp directory 082 backupDirectory = createTempDir(); 083 084 } else if (!backupDirectory.exists() || !backupDirectory.canWrite()) { 085 throw new WebApplicationException( 086 serverError().entity( 087 "Backup directory does not exist or is not writable: " + 088 backupDirectory.getAbsolutePath()) 089 .build()); 090 } 091 092 } else { 093 // Backup to a temp directory 094 backupDirectory = createTempDir(); 095 } 096 097 LOGGER.debug("Backing up to: {}", backupDirectory.getAbsolutePath()); 098 final Collection<Throwable> problems = repositoryService.backupRepository(session.getFedoraSession(), 099 backupDirectory); 100 101 if (!problems.isEmpty()) { 102 LOGGER.error("Problems backing up the repository:"); 103 104 // Report the problems (we'll just print them out) ... 105 final String output = problems.stream().map(Throwable::getMessage).peek(LOGGER::error) 106 .collect(joining("\n")); 107 108 throw new WebApplicationException(serverError().entity(output).build()); 109 110 } 111 return ok() 112 .header("Warning", "This endpoint will be moving to an extension module in a future release of Fedora") 113 .entity(backupDirectory.getCanonicalPath()).build(); 114 } 115}