diff options
Diffstat (limited to 'src/main/java/org/openecomp/dmaapbc/service/DmaapService.java')
| -rw-r--r-- | src/main/java/org/openecomp/dmaapbc/service/DmaapService.java | 233 |
1 files changed, 233 insertions, 0 deletions
diff --git a/src/main/java/org/openecomp/dmaapbc/service/DmaapService.java b/src/main/java/org/openecomp/dmaapbc/service/DmaapService.java new file mode 100644 index 0000000..47cc271 --- /dev/null +++ b/src/main/java/org/openecomp/dmaapbc/service/DmaapService.java @@ -0,0 +1,233 @@ +/*-
+ * ============LICENSE_START======================================================= + * OpenECOMP - org.openecomp.dmaapbc + * ================================================================================ + * 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.openecomp.dmaapbc.service;
+
+import java.util.ArrayList;
+
+import org.apache.log4j.Logger;
+import org.openecomp.dmaapbc.aaf.AafService;
+import org.openecomp.dmaapbc.aaf.DmaapGrant;
+import org.openecomp.dmaapbc.aaf.DmaapPerm;
+import org.openecomp.dmaapbc.aaf.AafService.ServiceType;
+import org.openecomp.dmaapbc.database.DatabaseClass;
+import org.openecomp.dmaapbc.model.ApiError;
+import org.openecomp.dmaapbc.model.DcaeLocation;
+import org.openecomp.dmaapbc.model.Dmaap;
+import org.openecomp.dmaapbc.model.MR_Client;
+import org.openecomp.dmaapbc.model.Topic;
+import org.openecomp.dmaapbc.model.DmaapObject.DmaapObject_Status;
+import org.openecomp.dmaapbc.util.DmaapConfig;
+import org.openecomp.dmaapbc.util.Singleton;
+
+public class DmaapService {
+ static final Logger logger = Logger.getLogger(DmaapService.class);
+
+ private Singleton<Dmaap> dmaapholder = DatabaseClass.getDmaap();
+
+ // TODO put these in properties file
+ String topicFactory = "org.openecomp.dcae.dmaap.topicFactory";
+ String topicMgrRole = "org.openecomp.dmaapBC.TopicMgr";
+
+ // TODO confirm this is equivalent to dmaap.getTopicNsRoot() so we can retire it
+ String dcaeTopicNs = "org.openecomp.dcae.dmaap";
+
+
+ public DmaapService() {
+
+ }
+
+ public Dmaap getDmaap() {
+ logger.info( "entering getDmaap()" );
+ return(dmaapholder.get());
+ }
+
+ public Dmaap addDmaap( Dmaap nd ) {
+
+ logger.info( "entering addDmaap()" );
+ Dmaap dmaap = dmaapholder.get();
+ if ( dmaap.getVersion().equals( "0")) {
+
+ nd.setLastMod();
+ dmaapholder.update(nd);
+
+ AafService aaf = new AafService( ServiceType.AAF_Admin);
+
+ boolean anythingWrong = setTopicMgtPerms( nd, aaf ) || createMmaTopic();
+
+ if ( anythingWrong ) {
+ dmaap.setStatus(DmaapObject_Status.INVALID);
+ }
+ else {
+ dmaap.setStatus(DmaapObject_Status.VALID);
+ }
+
+
+ return dmaap;
+
+ }
+ else {
+ return dmaap;
+ }
+ }
+
+ public Dmaap updateDmaap( Dmaap nd ) {
+ logger.info( "entering updateDmaap()" );
+
+ boolean anythingWrong = false;
+ AafService aaf = new AafService( ServiceType.AAF_Admin);
+ Dmaap dmaap = dmaapholder.get();
+
+ // some triggers for when we attempt to reprovision perms and MMA topic:
+ // - if the DMaaP Name changes
+ // - if the version is 0 (this is a handy test to force this processing by updating the DB)
+ // - if the object is invalid, reprocessing might fix it.
+ if ( ! dmaap.isStatusValid() || ! nd.getDmaapName().equals(dmaap.getDmaapName()) || dmaap.getVersion().equals( "0") ) {
+ nd.setLastMod();
+ dmaapholder.update(nd); //need to set this so the following perms will pick up any new vals.
+ anythingWrong = setTopicMgtPerms( nd, aaf ) || createMmaTopic();
+ }
+
+ if ( anythingWrong ) {
+ nd.setStatus(DmaapObject_Status.INVALID);
+ }
+ else {
+ nd.setStatus(DmaapObject_Status.VALID);
+ }
+ nd.setLastMod();
+ dmaapholder.update(nd); // may need to update status...
+ return(dmaapholder.get());
+
+ }
+
+ public String getTopicPerm(){
+ Dmaap dmaap = dmaapholder.get();
+ return getTopicPerm( dmaap.getDmaapName() );
+ }
+ public String getTopicPerm( String val ) {
+ Dmaap dmaap = dmaapholder.get();
+ return dmaap.getTopicNsRoot() + "." + val + ".mr.topic";
+ }
+
+ public String getBridgeAdminFqtn(){
+ Dmaap dmaap = dmaapholder.get();
+ return(dmaap.getTopicNsRoot() + "." + dmaap.getDmaapName() + "." + dmaap.getBridgeAdminTopic());
+ }
+
+ private boolean setTopicMgtPerms( Dmaap nd, AafService aaf ){
+ String[] actions = { "create", "destroy" };
+ String instance = ":" + dcaeTopicNs + "." + nd.getDmaapName() + ".mr.topic:" + dcaeTopicNs + "." + nd.getDmaapName();
+
+ for( String action : actions ) {
+
+ DmaapPerm perm = new DmaapPerm( topicFactory, instance, action );
+
+ int rc = aaf.addPerm( perm );
+ if ( rc != 201 && rc != 409 ) {
+ logger.error( "unable to add perm for "+ topicFactory + "|" + instance + "|" + action );
+ return true;
+ }
+
+ DmaapGrant grant = new DmaapGrant( perm, topicMgrRole );
+ rc = aaf.addGrant( grant );
+ if ( rc != 201 && rc != 409 ) {
+ logger.error( "unable to grant to " + topicMgrRole + " perm for "+ topicFactory + "|" + instance + "|" + action );
+ return true;
+ }
+ }
+
+ String t = dcaeTopicNs +"." + nd.getDmaapName() + ".mr.topic";
+ String[] s = { "view", "pub", "sub" };
+ actions = s;
+ instance = "*";
+
+ for( String action : actions ) {
+
+ DmaapPerm perm = new DmaapPerm( t, instance, action );
+
+ int rc = aaf.addPerm( perm );
+ if ( rc != 201 && rc != 409 ) {
+ logger.error( "unable to add perm for "+ t + "|" + instance + "|" + action );
+ return true;
+ }
+
+ DmaapGrant grant = new DmaapGrant( perm, topicMgrRole );
+ rc = aaf.addGrant( grant );
+ if ( rc != 201 && rc != 409 ) {
+ logger.error( "unable to grant to " + topicMgrRole + " perm for "+ topicFactory + "|" + instance + "|" + action );
+ return true;
+ }
+
+ }
+ return false;
+ }
+
+ // create the special topic for MMA provisioning.
+ // return true indicating a problem in topic creation,
+ // else false means it was ok (created or previously existed)
+ private boolean createMmaTopic() {
+ boolean rc = true;
+ DmaapConfig p = (DmaapConfig)DmaapConfig.getConfig();
+ Dmaap dmaap = dmaapholder.get();
+
+ ArrayList<MR_Client> clients = new ArrayList<MR_Client>();
+ String[] actions = { "pub", "sub", "view" };
+ String centralMR = new DcaeLocationService().getCentralLocation();
+ if ( centralMR == null ) {
+ return rc;
+ }
+ logger.info( "Location for " + dmaap.getBridgeAdminTopic() + " is " + centralMR );
+
+ // first client is the Role used by Bus Controller to send messages to MMA
+ String provRole = p.getProperty("MM.ProvRole");
+ MR_Client nClient = new MR_Client();
+ nClient.setAction(actions);
+ nClient.setClientRole(provRole);
+ nClient.setDcaeLocationName(centralMR);
+ clients.add( nClient );
+
+ // second client is the Role used by MMA to listen to messages from Bus Controller
+ String agentRole = p.getProperty("MM.AgentRole");
+ nClient = new MR_Client();
+ nClient.setAction(actions);
+ nClient.setClientRole(agentRole);
+ nClient.setDcaeLocationName(centralMR);
+ clients.add( nClient );
+
+ // initialize Topic
+ Topic mmaTopic = new Topic();
+ mmaTopic.setTopicName(dmaap.getBridgeAdminTopic());
+ mmaTopic.setClients(clients);
+ mmaTopic.setOwner("BusController");
+ mmaTopic.setTopicDescription("topic reserved for MirrorMaker Administration");
+ mmaTopic.setTnxEnabled("false");
+
+ ApiError err = new ApiError();
+ TopicService svc = new TopicService();
+ Topic nTopic = svc.addTopic(mmaTopic, err);
+ if ( err.is2xx() || err.getCode() == 409 ) {
+ return false;
+ }
+ logger.error( "Unable to create topic for " + dmaap.getBridgeAdminTopic() + " err=" + err.getFields() + " fields=" + err.getFields() + " msg=" + err.getMessage());
+
+ return rc;
+
+ }
+}
|