diff options
Diffstat (limited to 'src/main/java/org/onap/dcae/commonFunction/EventPublisherHash.java')
| -rw-r--r-- | src/main/java/org/onap/dcae/commonFunction/EventPublisherHash.java | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dcae/commonFunction/EventPublisherHash.java b/src/main/java/org/onap/dcae/commonFunction/EventPublisherHash.java new file mode 100644 index 00000000..f8bdcaa2 --- /dev/null +++ b/src/main/java/org/onap/dcae/commonFunction/EventPublisherHash.java @@ -0,0 +1,179 @@ +/*- + * ============LICENSE_START======================================================= + * PROJECT + * ================================================================================ + * Copyright (C) 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========================================================= + */ + +package org.onap.dcae.commonFunction; + +import com.att.nsa.cambria.client.CambriaBatchingPublisher; +import com.att.nsa.cambria.client.CambriaClientBuilders; +import com.att.nsa.clock.SaClock; +import com.att.nsa.logging.LoggingContext; +import com.att.nsa.logging.log4j.EcompFields; +import com.google.gson.JsonArray; + +import org.json.JSONObject; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +import java.io.IOException; +import java.security.GeneralSecurityException; +import java.util.HashMap; +import java.util.List; +import java.util.concurrent.TimeUnit; + +public class EventPublisherHash { + + private static final String VES_UNIQUE_ID = "VESuniqueId"; + private static EventPublisherHash instance; + private CambriaBatchingPublisher pub; + + private String streamid = ""; + private String ueburl = ""; + private String topic = ""; + private String authuser = ""; + private String authpwd = ""; + + private static Logger log = LoggerFactory.getLogger(EventPublisherHash.class); + + protected static HashMap<String, CambriaBatchingPublisher> map = new HashMap<String, CambriaBatchingPublisher>(); + + + + public CambriaBatchingPublisher Dmaaphash(String newstreamid) { + pub = null; + streamid = newstreamid; + if (map != null && map.containsKey(streamid)){ + pub = map.get(streamid); + + } + else + { + + try { + ueburl = DmaapPropertyReader.getInstance(CommonStartup.cambriaConfigFile).dmaap_hash + .get(streamid + ".cambria.url"); + + if (ueburl == null) { + ueburl = DmaapPropertyReader.getInstance(CommonStartup.cambriaConfigFile).dmaap_hash + .get(streamid + ".cambria.hosts"); + } + topic = DmaapPropertyReader.getInstance(CommonStartup.cambriaConfigFile) + .getKeyValue(streamid + ".cambria.topic"); + authuser = DmaapPropertyReader.getInstance(CommonStartup.cambriaConfigFile) + .getKeyValue(streamid + ".basicAuthUsername"); + + if (authuser != null) { + authpwd = DmaapPropertyReader.getInstance(CommonStartup.cambriaConfigFile).dmaap_hash + .get(streamid + ".basicAuthPassword"); + } + + + if (authuser != null) { + log.debug(String.format("URL:%sTOPIC:%sAuthUser:%sAuthpwd:%s", ueburl, topic, authuser, authpwd)); + pub = new CambriaClientBuilders.PublisherBuilder().usingHosts(ueburl).onTopic(topic).usingHttps() + .authenticatedByHttp(authuser, authpwd).logSendFailuresAfter(5) + // .logTo(log) + // .limitBatch(100, 10) + .build(); + } else { + + log.debug(String.format("URL:%sTOPIC:%s", ueburl, topic)); + pub = new CambriaClientBuilders.PublisherBuilder().usingHosts(ueburl).onTopic(topic) + // .logTo(log) + .logSendFailuresAfter(5) + // .limitBatch(100, 10) + .build(); + + } + + map.put(streamid, pub); + + + } catch ( Exception e) { + log.error("CambriaClientBuilders connection reader exception : streamID - " + newstreamid + " " + e.getMessage()); + } + + } + return pub; + + } + + /** + * Returns event publisher + * @return event publisher + */ + public static synchronized EventPublisherHash getInstance() { + if (instance == null) { + instance = new EventPublisherHash(); + } + return instance; + + } + + + public synchronized void sendEvent(JSONObject event, String streamid) { + + log.debug("EventPublisher.sendEvent: instance for publish is ready"); + + if (event.has(VES_UNIQUE_ID)) { + String uuid = event.get(VES_UNIQUE_ID).toString(); + LoggingContext localLC = VESLogger.getLoggingContextForThread(uuid); + localLC.put(EcompFields.kBeginTimestampMs, SaClock.now()); + log.debug("Removing VESuniqueid object from event"); + event.remove(VES_UNIQUE_ID); + } + + try { + + + int pendingMsgs = Dmaaphash(streamid).send("MyPartitionKey", event.toString()); + // this.wait(2000); + + if (pendingMsgs > 100) { + log.info("Pending Message Count=" + pendingMsgs); + } + + log.info("pub.send invoked - no error"); + //CommonStartup.oplog.info(String.format("URL:%sTOPIC:%sEvent Published:%s", ueburl, topic, event)); + CommonStartup.oplog.info(String.format("StreamID:%s Event Published:%s ", streamid, event)); + } catch (IOException | IllegalArgumentException e) { + log.error("Unable to publish event: {} streamid: {}. Exception: {}", event, streamid, e); + Dmaaphash(streamid).close(); + map.remove(streamid); + } + + } + + public synchronized void closePublisher() { + + try { + if (pub != null) { + + final List<?> stuck = pub.close(20, TimeUnit.SECONDS); + if (!stuck.isEmpty()) { + log.error(stuck.size() + " messages unsent"); + } + } + } catch (InterruptedException | IOException e) { + log.error("Caught Exception on Close event: {}", e); + } + + } +} + |