dmaap-bc/src/main/java/org/onap/dmaap/dbcapi/service/DR_SubService.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * org.onap.dmaap
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  *
   7  * Modifications Copyright (C) 2019 IBM.
   8  * ================================================================================
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  * ============LICENSE_END=========================================================
  21  */
  22
  23 package org.onap.dmaap.dbcapi.service;
  24
  25 import java.util.ArrayList;
  26 import java.util.List;
  27 import java.util.Map;
  28
  29 import javax.ws.rs.core.Response.Status;
  30
  31 import org.onap.dmaap.dbcapi.client.DrProvConnection;
  32 import org.onap.dmaap.dbcapi.database.DatabaseClass;
  33 import org.onap.dmaap.dbcapi.logging.BaseLoggingClass;
  34 import org.onap.dmaap.dbcapi.logging.DmaapbcLogMessageEnum;
  35 import org.onap.dmaap.dbcapi.model.ApiError;
  36 import org.onap.dmaap.dbcapi.model.DR_Sub;
  37 import org.onap.dmaap.dbcapi.util.DmaapConfig;
  38 import org.onap.dmaap.dbcapi.util.RandomInteger;
  39
  40 public class DR_SubService extends BaseLoggingClass {
  41
  42         private Map<String, DR_Sub> dr_subs = DatabaseClass.getDr_subs();
  43         private DR_NodeService nodeService = new DR_NodeService();
  44         private String provURL;
  45         private static DrProvConnection prov;
  46
  47         private String unit_test;
  48
  49
  50         public DR_SubService(  ) {
  51                 logger.debug( "Entry: DR_SubService (with no args)" );
  52                 DmaapConfig p = (DmaapConfig)DmaapConfig.getConfig();
  53                 unit_test = p.getProperty( "UnitTest", "No" );
  54         }
  55         public DR_SubService( String subURL ) {
  56                 logger.debug( "Entry: DR_SubService " + subURL );
  57                 provURL = subURL;
  58                 DmaapConfig p = (DmaapConfig)DmaapConfig.getConfig();
  59                 unit_test = p.getProperty( "UnitTest", "No" );
  60         }
  61         public Map<String, DR_Sub> getDR_Subs() {
  62                 logger.debug( "enter getDR_Subs()");
  63                 return dr_subs;
  64         }
  65
  66         public List<DR_Sub> getAllDr_Subs() {
  67                 logger.debug( "enter getAllDR_Subs()");
  68                 return new ArrayList<>(dr_subs.values());
  69         }
  70
  71         public ArrayList<DR_Sub> getDr_SubsByFeedId( String pubId ) {
  72                 ArrayList<DR_Sub> someSubs = new ArrayList<>();
  73                 for( DR_Sub sub : dr_subs.values() ) {
  74                         if ( pubId.equals(  sub.getFeedId()  )) {
  75                                 someSubs.add( sub );
  76                         }
  77                 }
  78
  79                 return someSubs;
  80         }
  81         public DR_Sub getDr_Sub( String key, ApiError apiError ) {
  82                 logger.debug( "enter getDR_Sub()");
  83                 DR_Sub sub = dr_subs.get( key );
  84                 if ( sub == null ) {
  85                         apiError.setCode(Status.NOT_FOUND.getStatusCode());
  86                         apiError.setFields( "subId");
  87                         apiError.setMessage("subId " + key + " not found");
  88                 } else {
  89                         apiError.setCode(200);
  90                 }
  91                 return sub;
  92         }
  93
  94         public DR_Sub addDr_Sub( DR_Sub sub, ApiError apiError ) {
  95                 logger.debug( "enter addDR_Subs()");
  96                 prov = new DrProvConnection();
  97                 prov.makeSubPostConnection( provURL );
  98                 String resp = prov.doPostDr_Sub( sub, apiError );
  99                 if ( "Yes".equals(unit_test) ) {
 100                         resp = simulateResp( sub, "POST" );
 101                         apiError.setCode(201);
 102                 }
 103                 logger.debug( "addDr_Sub resp=" + resp );
 104
 105                 DR_Sub snew = null;
 106
 107                 if ( resp != null ) {
 108                         snew = new DR_Sub( resp );
 109                         snew.setDcaeLocationName(sub.getDcaeLocationName());
 110                         snew.setLastMod();
 111                         addEgressRoute( snew, apiError );
 112                         dr_subs.put( snew.getSubId(), snew );
 113                         apiError.setCode(201);
 114                 } else {
 115                         apiError.setCode(400);
 116                 }
 117
 118                 return snew;
 119         }
 120
 121         private void addEgressRoute( DR_Sub sub, ApiError err ) {
 122
 123                 String nodePattern = nodeService.getNodePatternAtLocation( sub.getDcaeLocationName(), false );
 124                 if ( nodePattern != null && nodePattern.length() > 0 ) {
 125                         logger.info( "creating egress rule: sub " + sub.getSubId() + " on feed " + sub.getFeedId() + " to " + nodePattern);
 126                         prov.makeEgressConnection( sub.getSubId(),  nodePattern);
 127                         int rc = prov.doXgressPost(err);
 128                         logger.info( "rc=" + rc + " error code=" + err.getCode() );
 129
 130                         if ( rc != 200 ) {
 131                                 switch( rc ) {
 132                                 case 403:
 133                                         logger.error( "Not authorized for DR egress API");
 134                                         err.setCode(500);
 135                                         err.setMessage("API deployment/configuration error - contact support");
 136                                         err.setFields( "PROV_AUTH_ADDRESSES");
 137                                         break;
 138
 139                                 default:
 140                                         logger.info( DmaapbcLogMessageEnum.EGRESS_CREATE_ERROR, Integer.toString(rc),  sub.getSubId(), sub.getFeedId(), nodePattern);
 141                                 }
 142                         }
 143
 144                 }
 145         }
 146
 147         public DR_Sub updateDr_Sub( DR_Sub obj, ApiError apiError ) {
 148                 logger.debug( "enter updateDR_Subs()");
 149
 150                 DrProvConnection prov = new DrProvConnection();
 151                 prov.makeSubPutConnection( obj.getSubId() );
 152                 String resp = prov.doPutDr_Sub( obj, apiError );
 153                 if ( unit_test.equals( "Yes" ) ) {
 154                         resp = simulateResp( obj, "PUT" );
 155                         apiError.setCode(200);
 156                 }
 157                 logger.debug( "resp=" + resp );
 158
 159                 DR_Sub snew = null;
 160
 161                 if ( resp != null ) {
 162                         snew = new DR_Sub( resp );
 163                         snew.setDcaeLocationName(obj.getDcaeLocationName());
 164                         snew.setLastMod();
 165                         dr_subs.put( snew.getSubId(), snew );
 166                         apiError.setCode(200);
 167                 } else if ( apiError.is2xx()) {
 168                         apiError.setCode(400);
 169                         apiError.setMessage("unexpected empty response from DR Prov");
 170                 }
 171
 172                 return snew;
 173         }
 174
 175         public void removeDr_Sub( String key, ApiError apiError ) {
 176                 removeDr_Sub( key, apiError, true );
 177                 return;
 178         }
 179
 180         public void removeDr_Sub( String key, ApiError apiError, boolean hitDR ) {
 181                 logger.debug( "enter removeDR_Subs()");
 182
 183                 DR_Sub sub = dr_subs.get( key );
 184                 if ( sub == null ) {
 185                         apiError.setCode(Status.NOT_FOUND.getStatusCode());
 186                         apiError.setFields( "subId");
 187                         apiError.setMessage("subId " + key + " not found");
 188                 } else {
 189                         if ( hitDR ) {
 190                                 DrProvConnection prov = new DrProvConnection();
 191                                 prov.makeSubPutConnection( key );
 192                                 String resp = prov.doDeleteDr_Sub( sub, apiError );
 193                                 logger.debug( "resp=" + resp );
 194                         } else {
 195                                 apiError.setCode(200);
 196                         }
 197
 198                         if ( apiError.is2xx() || unit_test.equals( "Yes" ) ) {
 199                                 dr_subs.remove(key);
 200                         }
 201                 }
 202
 203                 return;
 204         }
 205
 206         private String simulateResp( DR_Sub sub, String action ){
 207                 String server = "subscriber.onap.org";
 208                 String subid;
 209                 if ( action.equals( "POST" ) ) {
 210                         RandomInteger ran = new RandomInteger(10000);
 211                         subid = Integer.toString( ran.next() );
 212                 } else if ( action.equals( "PUT" ) ) {
 213                         subid = sub.getSubId();
 214                 } else {
 215                         subid = "99";
 216                 }
 217                 String ret = String.format("{\"suspend\": false, \"delivery\": {\"url\": \"https://%s/delivery/%s\", \"user\": \"%s\", \"password\": \"%s\", \"use100\":  true}, \"metadataOnly\": false, \"groupid\": \"0\" , \"follow_redirect\": true, ",
 218                         server, subid, sub.getUsername(), sub.getUserpwd());
 219                 String links = String.format( "\"links\": {\"feed\": \"https://dr-prov/feedlog/%s\", \"self\": \"https://dr-prov/sub/%s\", \"log\": \"https://dr-prov/sublog/%s\" }",
 220                                 sub.getFeedId(),
 221                                 subid,
 222                                 subid );
 223                 ret += links + "}";
 224                 logger.info( "DR_SubService:simulateResp=" + ret);
 225
 226                 return ret;
 227         }
 228 }