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.automation.BlobConsumers.DEFAULT_LOG_CONFIG;
022
023import org.apache.commons.logging.Log;
024import org.apache.commons.logging.LogFactory;
025import org.nuxeo.ecm.automation.OperationContext;
026import org.nuxeo.ecm.automation.core.Constants;
027import org.nuxeo.ecm.automation.core.annotations.Context;
028import org.nuxeo.ecm.automation.core.annotations.Operation;
029import org.nuxeo.ecm.automation.core.annotations.OperationMethod;
030import org.nuxeo.ecm.automation.core.annotations.Param;
031import org.nuxeo.ecm.core.api.NuxeoPrincipal;
032import org.nuxeo.importer.stream.message.BlobMessage;
033import org.nuxeo.importer.stream.producer.RandomStringBlobMessageProducerFactory;
034import org.nuxeo.lib.stream.log.LogManager;
035import org.nuxeo.lib.stream.pattern.producer.ProducerPool;
036import org.nuxeo.runtime.api.Framework;
037import org.nuxeo.runtime.stream.StreamService;
038
039/**
040 * @since 9.1
041 */
042@Operation(id = RandomBlobProducers.ID, category = Constants.CAT_SERVICES, label = "Produces random blobs", since = "9.1", description = "Produces random blobs in a Log.")
043public class RandomBlobProducers {
044    private static final Log log = LogFactory.getLog(RandomBlobProducers.class);
045
046    public static final String ID = "StreamImporter.runRandomBlobProducers";
047
048    public static final String DEFAULT_BLOB_LOG_NAME = "import-blob";
049
050    @Context
051    protected OperationContext ctx;
052
053    @Param(name = "nbBlobs")
054    protected Integer nbBlobs;
055
056    @Param(name = "nbThreads", required = false)
057    protected Integer nbThreads = 8;
058
059    @Param(name = "avgBlobSizeKB", required = false)
060    protected Integer avgBlobSizeKB = 1;
061
062    @Param(name = "lang", required = false)
063    protected String lang = "en_US";
064
065    @Param(name = "logName", required = false)
066    protected String logName;
067
068    @Param(name = "logSize", required = false)
069    protected Integer logSize;
070
071    @Param(name = "logConfig", required = false)
072    protected String logConfig;
073
074    @Param(name = "blobMarker", required = false)
075    protected String blobMarker;
076
077    @OperationMethod
078    public void run() {
079        checkAccess(ctx);
080        StreamService service = Framework.getService(StreamService.class);
081        LogManager manager = service.getLogManager(getLogConfig());
082        try {
083            manager.createIfNotExists(getLogName(), getLogSize());
084            try (ProducerPool<BlobMessage> producers = new ProducerPool<>(getLogName(), manager,
085                    new RandomStringBlobMessageProducerFactory(nbBlobs, lang, avgBlobSizeKB, blobMarker),
086                    nbThreads.shortValue())) {
087                producers.start().get();
088            }
089        } catch (Exception e) {
090            log.error(e.getMessage(), e);
091        }
092    }
093
094    protected String getLogConfig() {
095        if (logConfig != null) {
096            return logConfig;
097        }
098        return DEFAULT_LOG_CONFIG;
099    }
100
101    protected String getLogName() {
102        if (logName != null) {
103            return logName;
104        }
105        return DEFAULT_BLOB_LOG_NAME;
106    }
107
108    protected int getLogSize() {
109        if (logSize != null && logSize > 0) {
110            return logSize;
111        }
112        return nbThreads;
113    }
114
115    protected static void checkAccess(OperationContext context) {
116        NuxeoPrincipal principal = (NuxeoPrincipal) context.getPrincipal();
117        if (principal == null || !principal.isAdministrator()) {
118            throw new RuntimeException("Unauthorized access: " + principal);
119        }
120    }
121}