001/*
002 * (C) Copyright 2015 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Benoit Delbosc
018 */
019package org.nuxeo.importer.stream.automation;
020
021import static org.nuxeo.importer.stream.StreamImporters.DEFAULT_LOG_BLOB_NAME;
022import static org.nuxeo.importer.stream.StreamImporters.DEFAULT_LOG_CONFIG;
023
024import java.util.concurrent.ExecutionException;
025
026import org.apache.commons.logging.Log;
027import org.apache.commons.logging.LogFactory;
028import org.nuxeo.ecm.automation.OperationContext;
029import org.nuxeo.ecm.automation.OperationException;
030import org.nuxeo.ecm.automation.core.Constants;
031import org.nuxeo.ecm.automation.core.annotations.Context;
032import org.nuxeo.ecm.automation.core.annotations.Operation;
033import org.nuxeo.ecm.automation.core.annotations.OperationMethod;
034import org.nuxeo.ecm.automation.core.annotations.Param;
035import org.nuxeo.ecm.core.api.NuxeoPrincipal;
036import org.nuxeo.importer.stream.StreamImporters;
037import org.nuxeo.importer.stream.message.BlobMessage;
038import org.nuxeo.importer.stream.producer.RandomStringBlobMessageProducerFactory;
039import org.nuxeo.lib.stream.codec.Codec;
040import org.nuxeo.lib.stream.log.LogManager;
041import org.nuxeo.lib.stream.log.Name;
042import org.nuxeo.lib.stream.pattern.producer.ProducerPool;
043import org.nuxeo.runtime.api.Framework;
044import org.nuxeo.runtime.stream.StreamService;
045
046/**
047 * @since 9.1
048 */
049@Operation(id = RandomBlobProducers.ID, category = Constants.CAT_SERVICES, label = "Produces random blobs", since = "9.1", description = "Produces random blobs in a Log.")
050public class RandomBlobProducers {
051    private static final Log log = LogFactory.getLog(RandomBlobProducers.class);
052
053    public static final String ID = "StreamImporter.runRandomBlobProducers";
054
055    @Context
056    protected OperationContext ctx;
057
058    @Param(name = "nbBlobs")
059    protected Integer nbBlobs;
060
061    @Param(name = "nbThreads", required = false)
062    protected Integer nbThreads = 8;
063
064    @Param(name = "avgBlobSizeKB", required = false)
065    protected Integer avgBlobSizeKB = 1;
066
067    @Param(name = "lang", required = false)
068    protected String lang = "en_US";
069
070    @Param(name = "logName", required = false)
071    protected String logName = DEFAULT_LOG_BLOB_NAME;
072
073    @Param(name = "logSize", required = false)
074    protected Integer logSize;
075
076    @Param(name = "blobMarker", required = false)
077    protected String blobMarker;
078
079    @OperationMethod
080    public void run() throws OperationException {
081        checkAccess(ctx);
082        LogManager manager = Framework.getService(StreamService.class).getLogManager();
083        manager.createIfNotExists(Name.ofUrn(logName), getLogSize());
084        Codec<BlobMessage> codec = StreamImporters.getBlobCodec();
085        try (ProducerPool<BlobMessage> producers = new ProducerPool<>(logName, manager, codec,
086                new RandomStringBlobMessageProducerFactory(nbBlobs, lang, avgBlobSizeKB, blobMarker),
087                nbThreads.shortValue())) {
088            producers.start().get();
089        } catch (InterruptedException e) {
090            Thread.currentThread().interrupt();
091            log.warn("Operation interrupted");
092            throw new RuntimeException(e);
093        } catch (ExecutionException e) {
094            log.error("fail", e);
095            throw new OperationException(e);
096        }
097    }
098
099    protected int getLogSize() {
100        if (logSize != null && logSize > 0) {
101            return logSize;
102        }
103        return nbThreads;
104    }
105
106    protected static void checkAccess(OperationContext context) {
107        NuxeoPrincipal principal = context.getPrincipal();
108        if (principal == null || !principal.isAdministrator()) {
109            throw new RuntimeException("Unauthorized access: " + principal);
110        }
111    }
112
113}