X-Git-Url: https://gerrit.onap.org/r/gitweb?p=dmaap%2Fdbcapi.git;a=blobdiff_plain;f=src%2Fmain%2Fjava%2Forg%2Fonap%2Fdmaap%2Fdbcapi%2Fmodel%2FMirrorMaker.java;fp=src%2Fmain%2Fjava%2Forg%2Fonap%2Fdmaap%2Fdbcapi%2Fmodel%2FMirrorMaker.java;h=b1a2d3c267bf383c3a7221e57cff42505f605812;hp=0000000000000000000000000000000000000000;hb=a05efb7b7b3cfc77f5e3fda11e8434834829f56a;hpb=256e95421e478b6fe7a9af77f5681255329cab99 diff --git a/src/main/java/org/onap/dmaap/dbcapi/model/MirrorMaker.java b/src/main/java/org/onap/dmaap/dbcapi/model/MirrorMaker.java new file mode 100644 index 0000000..b1a2d3c --- /dev/null +++ b/src/main/java/org/onap/dmaap/dbcapi/model/MirrorMaker.java @@ -0,0 +1,203 @@ +/*- + * ============LICENSE_START======================================================= + * org.onap.dmaap + * ================================================================================ + * 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.dmaap.dbcapi.model; + +import java.util.ArrayList; +import java.util.HashSet; +import java.util.Set; + +import org.apache.log4j.Logger; +import org.onap.dmaap.dbcapi.logging.DmaapbcLogMessageEnum; +import org.onap.dmaap.dbcapi.service.MirrorMakerService; + +public class MirrorMaker extends DmaapObject { + static final Logger logger = Logger.getLogger(MirrorMaker.class); + + private String sourceCluster; + private String targetCluster; + private String mmName; + private ArrayList topics; //re-using this var name for backwards DB compatibility + + private Set vectors; + + + public MirrorMaker(){ + + } + + public MirrorMaker(String source, String target) { + sourceCluster = source; + targetCluster = target; + mmName = genKey(source, target); + vectors = new HashSet(); + topics = new ArrayList(); + + } + + public String getMmName() { + return mmName; + } + + public void setMmName(String mmName) { + this.mmName = mmName; + } + + + public void addVector( String fqtn, String source, String target ) { + logger.info( "addVector: fqtn=" + fqtn + " source=" + source + " target=" + target ); + if ( ! sourceCluster.equals( source ) ){ + errorLogger.error( DmaapbcLogMessageEnum.MM_CIRCULAR_REF, source, sourceCluster ); + } + vectors.add(new ReplicationVector( fqtn, source, target )); + } + + public void delVector( String fqtn, String source, String target ) { + vectors.remove(new ReplicationVector( fqtn, source, target)); + } + + + + public String toJSON() { + StringBuilder str = new StringBuilder( "{ \"source\": " + sourceCluster + ",\"topics\": [" ); + int numTargets = 0; + for (ReplicationVector rv: vectors) { + if ( numTargets > 0 ) { + str.append( ","); + } + str.append( " \"target\": " + rv.getTargetCluster() + ", \"topic\": " + rv.getFqtn()); + numTargets++; + } + str.append( "] }" ); + + return str.toString(); + } + + + // returns the JSON for MM message containing which Topics to replicate + /* + * example: + * + { + "messageID":"12349", + "updateWhiteList": + { + "name":"Global1ToGlobal3", + "whitelist":"org.openecomp.dcae.topic1,org.openecomp.dcae.topic2" + } + } + */ + public String updateWhiteList() { + StringBuilder str = new StringBuilder( "{ \"messageID\": \"" + MirrorMakerService.genTransactionId() + "\", \"updateWhiteList\": {" ); + str.append( " \"name\": \"" + this.getMmName() + "\", \"whitelist\": \"" ); + int numTargets = 0; + + //for (ReplicationVector rv: vectors) { + for (String rv: topics) { + if ( numTargets > 0 ) { + str.append( ","); + } + //str.append( rv.getFqtn() ); + str.append( rv ); + numTargets++; + } + str.append( "\" } }" ); + + return str.toString(); + } + + // returns the JSON for MM message indicating that a MM agent is needed between two clusters + // example: + /* + * + { + "messageID":"12345" + "createMirrorMaker": + { + "name":"Global1ToGlobal2", + "consumer":"192.168.0.1:2181", + "producer":"192.168.0.2:9092" + } + } + */ + public String createMirrorMaker() { + StringBuilder str = new StringBuilder( "{ \"messageID\": \"" + MirrorMakerService.genTransactionId() + "\", \"createMirrorMaker\": {" ); + str.append( " \"name\": \"" + this.getMmName() + "\", " ); + str.append( " \"consumer\": \"" + this.sourceCluster + ":2181\", " ); + str.append( " \"producer\": \"" + this.targetCluster + ":9092\" "); + + str.append( " } }" ); + + return str.toString(); + } + + + public String getSourceCluster() { + return sourceCluster; + } + + public void setSourceCluster(String sourceCluster) { + this.sourceCluster = sourceCluster; + } + + public String getTargetCluster() { + return targetCluster; + } + + public void setTargetCluster(String targetCluster) { + this.targetCluster = targetCluster; + } + + + public Set getVectors() { + return vectors; + } + + public void setVectors(Set vectors) { + this.vectors = vectors; + } + public ArrayList getTopics() { + return topics; + } + + //public void setVectors(Set vectors) { + public void setTopics(ArrayList topics) { + this.topics = topics; + } + + + public static String genKey( String s, String t) { + StringBuilder str = new StringBuilder(); + str.append(s); + str.append("-To-"); + str.append(t); + return str.toString(); + } + + + + public void addTopic( String topic ) { + topics.add(topic); + } + + public int getTopicCount() { + return topics.size(); + } +}