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   1 package org.apache.archiva.consumers.core.repository;
   2
   3 /*
   4  * Licensed to the Apache Software Foundation (ASF) under one
   5  * or more contributor license agreements.  See the NOTICE file
   6  * distributed with this work for additional information
   7  * regarding copyright ownership.  The ASF licenses this file
   8  * to you under the Apache License, Version 2.0 (the
   9  * "License"); you may not use this file except in compliance
  10  * with the License.  You may obtain a copy of the License at
  11  *
  12  *  http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing,
  15  * software distributed under the License is distributed on an
  16  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  17  * KIND, either express or implied.  See the License for the
  18  * specific language governing permissions and limitations
  19  * under the License.
  20  */
  21
  22 import org.apache.archiva.audit.AuditEvent;
  23 import org.apache.archiva.common.utils.VersionUtil;
  24 import org.apache.archiva.metadata.model.ArtifactMetadata;
  25 import org.apache.archiva.metadata.model.maven2.MavenArtifactFacet;
  26 import org.apache.archiva.metadata.repository.MetadataRepository;
  27 import org.apache.archiva.metadata.repository.MetadataRepositoryException;
  28 import org.apache.archiva.metadata.repository.MetadataResolutionException;
  29 import org.apache.archiva.metadata.repository.RepositorySession;
  30 import org.apache.archiva.model.ArtifactReference;
  31 import org.apache.archiva.repository.ContentNotFoundException;
  32 import org.apache.archiva.repository.ManagedRepositoryContent;
  33 import org.apache.archiva.repository.events.RepositoryListener;
  34 import org.apache.commons.lang.StringUtils;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 import java.io.File;
  39 import java.io.FilenameFilter;
  40 import java.util.Collection;
  41 import java.util.List;
  42 import java.util.Set;
  43
  44 /**
  45  * Base class for all repository purge tasks.
  46  */
  47 public abstract class AbstractRepositoryPurge
  48     implements RepositoryPurge
  49 {
  50     protected Logger log = LoggerFactory.getLogger( getClass() );
  51
  52     protected final ManagedRepositoryContent repository;
  53
  54     protected final RepositorySession repositorySession;
  55
  56     protected final List<RepositoryListener> listeners;
  57
  58     private Logger logger = LoggerFactory.getLogger( "org.apache.archiva.AuditLog" );
  59
  60     private static final char DELIM = ' ';
  61
  62     public AbstractRepositoryPurge( ManagedRepositoryContent repository, RepositorySession repositorySession,
  63                                     List<RepositoryListener> listeners )
  64     {
  65         this.repository = repository;
  66         this.repositorySession = repositorySession;
  67         this.listeners = listeners;
  68     }
  69
  70     /**
  71      * Purge the repo. Update db and index of removed artifacts.
  72      *
  73      * @param references
  74      */
  75     protected void purge( Set<ArtifactReference> references )
  76     {
  77         if ( references != null && !references.isEmpty() )
  78         {
  79             MetadataRepository metadataRepository = repositorySession.getRepository();
  80             for ( ArtifactReference reference : references )
  81             {
  82                 File artifactFile = repository.toFile( reference );
  83
  84                 for ( RepositoryListener listener : listeners )
  85                 {
  86                     listener.deleteArtifact( metadataRepository, repository.getId(), reference.getGroupId(),
  87                                              reference.getArtifactId(), reference.getVersion(),
  88                                              artifactFile.getName() );
  89                 }
  90
  91                 // TODO: this needs to be logged
  92                 artifactFile.delete();
  93                 try
  94                 {
  95                     repository.deleteArtifact( reference );
  96                 }
  97                 catch ( ContentNotFoundException e )
  98                 {
  99                     log.warn( "skip error deleting artifact {}: {}", reference, e.getMessage() );
 100                 }
 101
 102                 try
 103                 {
 104                     metadataRepository.removeProjectVersion( repository.getId(), reference.getGroupId(),
 105                                                              reference.getArtifactId(), reference.getVersion() );
 106                 }
 107                 catch ( MetadataRepositoryException e )
 108                 {
 109                     log.warn( "skip error removeProjectVersion artifact {}: {}", reference, e.getMessage() );
 110                 }
 111
 112                 boolean snapshotVersion = VersionUtil.isSnapshot( reference.getVersion() );
 113
 114                 try
 115                 {
 116                     if ( snapshotVersion )
 117                     {
 118                         String baseVersion = VersionUtil.getBaseVersion( reference.getVersion() );
 119                         Collection<ArtifactMetadata> artifacts =
 120                             metadataRepository.getArtifacts( repository.getId(), reference.getGroupId(),
 121                                                              reference.getArtifactId(), baseVersion );
 122                         if ( artifacts != null )
 123                         {
 124                             // cleanup snapshots metadata
 125                             for ( ArtifactMetadata artifactMetadata : artifacts )
 126                             {
 127
 128                                 // TODO: mismatch between artifact (snapshot) version and project (base) version here
 129                                 if ( artifactMetadata.getVersion().equals( reference.getVersion() ) )
 130                                 {
 131                                     if ( StringUtils.isNotBlank( reference.getClassifier() ) )
 132                                     {
 133
 134                                         // cleanup facet which contains classifier information
 135                                         MavenArtifactFacet mavenArtifactFacet =
 136                                             (MavenArtifactFacet) artifactMetadata.getFacet(
 137                                                 MavenArtifactFacet.FACET_ID );
 138
 139                                         if ( StringUtils.equals( reference.getClassifier(),
 140                                                                  mavenArtifactFacet.getClassifier() ) )
 141                                         {
 142                                             artifactMetadata.removeFacet( MavenArtifactFacet.FACET_ID );
 143                                             String groupId = reference.getGroupId(), artifactId =
 144                                                 reference.getArtifactId(),
 145                                                 version = reference.getVersion();
 146                                             MavenArtifactFacet mavenArtifactFacetToCompare = new MavenArtifactFacet();
 147                                             mavenArtifactFacetToCompare.setClassifier( reference.getClassifier() );
 148                                             metadataRepository.removeArtifact( repository.getId(), groupId, artifactId,
 149                                                                                version, mavenArtifactFacetToCompare );
 150                                             metadataRepository.save();
 151                                         }
 152
 153                                     }
 154                                     else
 155                                     {
 156                                         metadataRepository.removeArtifact( artifactMetadata, VersionUtil.getBaseVersion(
 157                                             reference.getVersion() ) );
 158                                     }
 159
 160                                 }
 161                             }
 162                         }
 163                     }
 164                 }
 165                 catch ( MetadataResolutionException e )
 166                 {
 167                     log.warn( "skip error deleting metadata {}: {}", reference, e.getMessage() );
 168                 }
 169                 catch ( MetadataRepositoryException e )
 170                 {
 171                     log.warn( "skip error deleting metadata {}: {}", reference, e.getMessage() );
 172                 }
 173
 174                 repositorySession.save();
 175
 176                 triggerAuditEvent( repository.getRepository().getId(), ArtifactReference.toKey( reference ),
 177                                    AuditEvent.PURGE_ARTIFACT );
 178                 purgeSupportFiles( artifactFile );
 179             }
 180         }
 181     }
 182
 183     /**
 184      * <p>
 185      * This find support files for the artifactFile and deletes them.
 186      * </p>
 187      * <p>
 188      * Support Files are things like ".sha1", ".md5", ".asc", etc.
 189      * </p>
 190      *
 191      * @param artifactFile the file to base off of.
 192      */
 193     private void purgeSupportFiles( File artifactFile )
 194     {
 195         File parentDir = artifactFile.getParentFile();
 196
 197         if ( !parentDir.exists() )
 198         {
 199             return;
 200         }
 201
 202         FilenameFilter filter = new ArtifactFilenameFilter( artifactFile.getName() );
 203
 204         File[] files = parentDir.listFiles( filter );
 205
 206         for ( File file : files )
 207         {
 208             if ( file.exists() && file.isFile() )
 209             {
 210                 String fileName = file.getName();
 211                 file.delete();
 212                 // TODO: log that it was deleted
 213                 triggerAuditEvent( repository.getRepository().getId(), fileName, AuditEvent.PURGE_FILE );
 214             }
 215         }
 216     }
 217
 218     private void triggerAuditEvent( String repoId, String resource, String action )
 219     {
 220         String msg =
 221             repoId + DELIM + "<system-purge>" + DELIM + "<system>" + DELIM + '\"' + resource + '\"' + DELIM + '\"' +
 222                 action + '\"';
 223
 224         logger.info( msg );
 225     }
 226 }