1 files changed, 194 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dmaap/mr/apiServer/metrics/cambria/DMaaPMetricsSender.java b/src/main/java/org/onap/dmaap/mr/apiServer/metrics/cambria/DMaaPMetricsSender.java
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+++ b/src/main/java/org/onap/dmaap/mr/apiServer/metrics/cambria/DMaaPMetricsSender.java
@@ -0,0 +1,194 @@
+/*******************************************************************************
+ *  ============LICENSE_START=======================================================
+ *  org.onap.dmaap
+ *  ================================================================================
+ *  Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ *  ================================================================================
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *        http://www.apache.org/licenses/LICENSE-2.0
+*  
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *  ============LICENSE_END=========================================================
+ *  
+ *  ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ *  
+ *******************************************************************************/
+package org.onap.dmaap.mr.apiServer.metrics.cambria;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.att.nsa.apiServer.metrics.cambria.MetricsSender;
+import com.att.nsa.metrics.CdmMetricsRegistry;
+import com.att.nsa.metrics.impl.CdmConstant;
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.onap.dmaap.dmf.mr.constants.CambriaConstants;
+import org.onap.dmaap.dmf.mr.metrics.publisher.CambriaPublisher;
+import org.onap.dmaap.dmf.mr.metrics.publisher.DMaaPCambriaClientFactory;
+
+import java.io.IOException;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * MetricsSender will send the given metrics registry content as an event on the
+ * Cambria event broker to the given topic.
+ * 
+ * @author peter
+ *
+ */
+public class DMaaPMetricsSender implements Runnable {
+	public static final String kSetting_CambriaEnabled = "metrics.send.cambria.enabled";
+	public static final String kSetting_CambriaBaseUrl = "metrics.send.cambria.baseUrl";
+	public static final String kSetting_CambriaTopic = "metrics.send.cambria.topic";
+	public static final String kSetting_CambriaSendFreqSecs = "metrics.send.cambria.sendEverySeconds";
+
+	/**
+	 * Schedule a periodic send of the given metrics registry using the given
+	 * settings container for the Cambria location, topic, and send frequency.
+	 * <br/>
+	 * <br/>
+	 * If the enabled flag is false, this method returns null.
+	 * 
+	 * @param scheduler
+	 * @param metrics
+	 * @param settings
+	 * @param defaultTopic
+	 * @return a handle to the scheduled task
+	 */
+	public static ScheduledFuture<?> sendPeriodically(ScheduledExecutorService scheduler, CdmMetricsRegistry metrics,
+			 String defaultTopic) {
+		log.info("Inside : DMaaPMetricsSender : sendPeriodically");
+	String	cambriaSetting= com.att.ajsc.filemonitor.AJSCPropertiesMap.getProperty(CambriaConstants.msgRtr_prop,kSetting_CambriaEnabled);
+	boolean setEnable=true;
+	if (cambriaSetting!=null && cambriaSetting.equals("false") )
+	setEnable= false;
+
+		if (setEnable) {
+			String Setting_CambriaBaseUrl=com.att.ajsc.filemonitor.AJSCPropertiesMap.getProperty(CambriaConstants.msgRtr_prop,kSetting_CambriaEnabled);
+			
+			Setting_CambriaBaseUrl=Setting_CambriaBaseUrl==null?"localhost":Setting_CambriaBaseUrl;
+			
+			String Setting_CambriaTopic=com.att.ajsc.filemonitor.AJSCPropertiesMap.getProperty(CambriaConstants.msgRtr_prop,kSetting_CambriaTopic);
+			if(Setting_CambriaTopic==null) Setting_CambriaTopic = "msgrtr.apinode.metrics.dmaap";     
+			
+	
+			
+			String Setting_CambriaSendFreqSecs=com.att.ajsc.filemonitor.AJSCPropertiesMap.getProperty(CambriaConstants.msgRtr_prop,kSetting_CambriaSendFreqSecs);
+			
+			int _CambriaSendFreqSecs =30;
+			if(Setting_CambriaSendFreqSecs!=null){
+				 _CambriaSendFreqSecs = Integer.parseInt(Setting_CambriaSendFreqSecs);
+			}
+			
+
+			return sendPeriodically(scheduler, metrics,
+					Setting_CambriaBaseUrl,Setting_CambriaTopic,_CambriaSendFreqSecs
+				);
+			/*return DMaaPMetricsSender.sendPeriodically(scheduler, metrics,
+					settings.getString(kSetting_CambriaBaseUrl, "localhost"),
+					settings.getString(kSetting_CambriaTopic, defaultTopic),
+					settings.getInt(kSetting_CambriaSendFreqSecs, 30));*/
+		} else {
+			return null;
+		}
+	}
+
+	/**
+	 * Schedule a periodic send of the metrics registry to the given Cambria
+	 * broker and topic.
+	 * 
+	 * @param scheduler
+	 * @param metrics
+	 *            the registry to send
+	 * @param cambriaBaseUrl
+	 *            the base URL for Cambria
+	 * @param topic
+	 *            the topic to publish on
+	 * @param everySeconds
+	 *            how frequently to publish
+	 * @return a handle to the scheduled task
+	 */
+	public static ScheduledFuture<?> sendPeriodically(ScheduledExecutorService scheduler, CdmMetricsRegistry metrics,
+			String cambriaBaseUrl, String topic, int everySeconds) {
+		return scheduler.scheduleAtFixedRate(new org.onap.dmaap.mr.apiServer.metrics.cambria.DMaaPMetricsSender(metrics, cambriaBaseUrl, topic), everySeconds,
+				everySeconds, TimeUnit.SECONDS);
+	}
+
+	/**
+	 * Create a metrics sender.
+	 * 
+	 * @param metrics
+	 * @param cambriaBaseUrl
+	 * @param topic
+	 */
+	public DMaaPMetricsSender(CdmMetricsRegistry metrics, String cambriaBaseUrl, String topic) {
+		try {
+			fMetrics = metrics;
+			fHostname = InetAddress.getLocalHost().getHostName();
+
+			// setup a "simple" publisher that will send metrics immediately
+			fCambria = DMaaPCambriaClientFactory.createSimplePublisher(cambriaBaseUrl, topic);
+		} catch (UnknownHostException e) {
+			log.warn("Unable to get localhost address in MetricsSender constructor.", e);
+			throw new RuntimeException(e);
+		}
+	}
+
+	/**
+	 * Send on demand.
+	 */
+	public void send() {
+		try {
+			final JSONObject o = fMetrics.toJson();
+			o.put("hostname", fHostname);
+			o.put("now", System.currentTimeMillis());
+			o.put("metricsSendTime", addTimeStamp());
+			o.put("transactionEnabled", false);
+			fCambria.send(fHostname, o.toString());
+		} catch (JSONException e) {
+			log.warn("Error posting metrics to Cambria: " + e.getMessage());
+		} catch (IOException e) {
+			log.warn("Error posting metrics to Cambria: " + e.getMessage());
+		}
+	}
+
+	/**
+	 * Run() calls send(). It's meant for use in a background-scheduled task.
+	 */
+	@Override
+	public void run() {
+		send();
+	}
+
+	private final CdmMetricsRegistry fMetrics;
+	private final CambriaPublisher fCambria;
+	private final String fHostname;
+
+	
+
+	private static final EELFLogger log = EELFManager.getInstance().getLogger(MetricsSender.class);
+	/**
+	 * method creates and returnd CdmConstant object using current timestamp
+	 * 
+	 * @return
+	 */
+	public CdmConstant addTimeStamp() {
+		// Add the timestamp with every metrics send
+		final long metricsSendTime = System.currentTimeMillis();
+		final Date d = new Date(metricsSendTime);
+		final String text = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssz").format(d);
+		return new CdmConstant(metricsSendTime / 1000, "Metrics Send Time (epoch); " + text);
+	}
+}