2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Copyright (C) 2017 Amdocs
8 * =============================================================================
9 * Modifications Copyright (C) 2019 IBM
10 * =============================================================================
11 * Licensed under the Apache License, Version 2.0 (the "License");
12 * you may not use this file except in compliance with the License.
13 * You may obtain a copy of the License at
15 * http://www.apache.org/licenses/LICENSE-2.0
17 * Unless required by applicable law or agreed to in writing, software
18 * distributed under the License is distributed on an "AS IS" BASIS,
19 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20 * See the License for the specific language governing permissions and
21 * limitations under the License.
22 * ============LICENSE_END=========================================================
25 package org.onap.appc.sdc.listener;
27 import com.att.eelf.configuration.EELFLogger;
28 import com.att.eelf.configuration.EELFManager;
29 import org.onap.appc.srvcomm.messaging.event.EventSender;
30 import org.onap.appc.sdc.artifacts.ArtifactProcessor;
31 import org.onap.appc.sdc.artifacts.impl.ArtifactProcessorFactory;
32 import org.onap.sdc.api.IDistributionClient;
33 import org.onap.sdc.api.consumer.INotificationCallback;
34 import org.onap.sdc.api.notification.IArtifactInfo;
35 import org.onap.sdc.api.notification.INotificationData;
36 import org.onap.sdc.api.notification.IResourceInstance;
37 import org.apache.commons.lang3.concurrent.BasicThreadFactory;
38 import org.onap.sdc.utils.DistributionStatusEnum;
39 import org.osgi.framework.BundleContext;
40 import org.osgi.framework.FrameworkUtil;
41 import org.osgi.framework.ServiceReference;
44 import java.util.concurrent.ArrayBlockingQueue;
45 import java.util.concurrent.ThreadPoolExecutor;
46 import java.util.concurrent.TimeUnit;
47 import java.util.concurrent.atomic.AtomicBoolean;
49 public class SdcCallback implements INotificationCallback {
51 private final EELFLogger logger = EELFManager.getInstance().getLogger(SdcCallback.class);
52 private ArtifactProcessorFactory artifactProcessorFactory = new ArtifactProcessorFactory();
55 private IDistributionClient client;
57 private EventSender eventSender = null;
59 private ThreadPoolExecutor executor;
60 private int threadCount = 10;
62 private AtomicBoolean isRunning = new AtomicBoolean(false);
65 public SdcCallback(URI storeUri, IDistributionClient client) {
66 this.storeUri = storeUri;
69 // Create the thread pool
70 executor = new ThreadPoolExecutor(threadCount, threadCount, 1, TimeUnit.SECONDS,
71 new ArrayBlockingQueue<Runnable>(threadCount * 2));
73 // Custom Named thread factory
74 BasicThreadFactory threadFactory = new BasicThreadFactory.Builder().namingPattern("Appc-Listener-%d").build();
75 executor.setThreadFactory(threadFactory);
81 public void activateCallback(INotificationData data) {
82 if (null == eventSender) {
84 BundleContext bctx = FrameworkUtil.getBundle(EventSender.class).getBundleContext();
85 ServiceReference sref = bctx.getServiceReference(EventSender.class);
86 eventSender = (EventSender) bctx.getService(sref);
87 } catch (Exception e) {
88 logger.error("SdcCallback failed on initializing EventSender", e);
92 if (isRunning.get()) {
94 for(IArtifactInfo artifact:data.getServiceArtifacts()){
95 ArtifactProcessor artifactProcessor = artifactProcessorFactory.getArtifactProcessor(
96 client, eventSender, data, null, artifact, storeUri);
97 if(artifactProcessor!=null){
98 executor.submit(artifactProcessor);
102 for (IResourceInstance resource : data.getResources()) {
103 for (IArtifactInfo artifact : resource.getArtifacts()) {
104 logger.info(Util.toSdcStoreDocumentInput(data, resource, artifact, "abc"));
105 if (executor.getQueue().size() >= threadCount) {
106 logger.warn(String.format("excuter queue size (%d) is exceeding thread count (%s).",
107 executor.getQueue().size(), threadCount));
109 ArtifactProcessor artifactProcessor = artifactProcessorFactory.getArtifactProcessor(
110 client, eventSender, data, resource, artifact, storeUri);
111 if(artifactProcessor != null){
112 executor.submit(artifactProcessor);
115 /* Before refactoring of the DownloadAndStoreOp class, the approach was to download all the
116 artifacts, send the download status, and then perform the processing of artifact if it is
117 required. Now that we are downloading the artifacts only when its processing is required,
118 we are sending the download status as positive just to have the same behaviour as before
121 client.sendDownloadStatus(Util.buildDistributionStatusMessage(
122 client, data, artifact, DistributionStatusEnum.DOWNLOAD_OK));
123 logger.error("Artifact type not supported : " + artifact.getArtifactType());
128 // TODO - return a failed result so sdc knows we are shut down
136 public void stop(int waitSec) {
137 isRunning.set(false);
138 logger.info(String.format("Stopping the SDC listener and waiting up to %ds for %d pending jobs", waitSec,
139 executor.getQueue().size()));
140 boolean cleanShutdown = false;
143 cleanShutdown = executor.awaitTermination(waitSec, TimeUnit.SECONDS);
144 executor.shutdownNow(); // In case of timeout
145 } catch (InterruptedException e) {
146 logger.error("Error in SdcCallback for stop(int waitSec) method due to InterruptedException: reason= " + e.getMessage(), e);
147 Thread.currentThread().interrupt();
149 logger.info(String.format("Attempting to shutdown cleanly: %s", cleanShutdown ? "SUCCESS" : "FAILURE"));
150 logger.info("Shutdown complete.");