cadi/aaf/src/main/java/org/onap/aaf/cadi/aaf/v2_0/AAFLocator.java

   1 /**
   2  * ============LICENSE_START====================================================
   3  * org.onap.aaf
   4  * ===========================================================================
   5  * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
   6  * ===========================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END====================================================
  19  *
  20  */
  21
  22 package org.onap.aaf.cadi.aaf.v2_0;
  23
  24 import java.net.HttpURLConnection;
  25 import java.net.URI;
  26 import java.net.URISyntaxException;
  27 import java.util.Collections;
  28 import java.util.LinkedList;
  29 import java.util.List;
  30
  31 import org.onap.aaf.cadi.CadiException;
  32 import org.onap.aaf.cadi.LocatorException;
  33 import org.onap.aaf.cadi.SecuritySetter;
  34 import org.onap.aaf.cadi.client.Future;
  35 import org.onap.aaf.cadi.config.Config;
  36 import org.onap.aaf.cadi.config.SecurityInfoC;
  37 import org.onap.aaf.cadi.http.HClient;
  38 import org.onap.aaf.cadi.util.Split;
  39 import org.onap.aaf.misc.env.APIException;
  40 import org.onap.aaf.misc.env.Data.TYPE;
  41 import org.onap.aaf.misc.env.impl.BasicTrans;
  42 import org.onap.aaf.misc.rosetta.env.RosettaDF;
  43 import org.onap.aaf.misc.rosetta.env.RosettaEnv;
  44
  45 import locate.v1_0.Endpoint;
  46 import locate.v1_0.Endpoints;
  47
  48 public class AAFLocator extends AbsAAFLocator<BasicTrans>  {
  49         private static RosettaEnv env;
  50         HClient client;
  51         private RosettaDF<Endpoints> epsDF;
  52
  53         public AAFLocator(SecurityInfoC<HttpURLConnection> si, URI locatorURI) throws LocatorException {
  54                 super(si.access, nameFromLocatorURI(locatorURI), 10000L /* Wait at least 10 seconds between refreshes */);
  55                 synchronized(sr) {
  56                         if(env==null) {
  57                                 env = new RosettaEnv(access.getProperties());
  58                         }
  59                 }
  60
  61                 int connectTimeout = Integer.parseInt(si.access.getProperty(Config.AAF_CONN_TIMEOUT, Config.AAF_CONN_TIMEOUT_DEF));
  62                 try {
  63                         String[] path = Split.split('/',locatorURI.getPath());
  64                         String host = locatorURI.getHost();
  65                         if(host==null) {
  66                                 host = locatorURI.getAuthority(); // this happens when no port
  67                         }
  68                         if("AAF_LOCATE_URL".equals(host)) {
  69                                 URI uri = new URI(
  70                                                 locatorURI.getScheme(),
  71                                                 locatorURI.getUserInfo(),
  72                                                 aaf_locator_uri.getHost(),
  73                                                 aaf_locator_uri.getPort(),
  74                                                 "/locate"+locatorURI.getPath(),
  75                                                 null,
  76                                                 null
  77                                                 );
  78                                 client = createClient(si.defSS, uri, connectTimeout);
  79                         } else if(path.length>1 && "locate".equals(path[1])) {
  80                                 StringBuilder sb = new StringBuilder();
  81                                 for(int i=3;i<path.length;++i) {
  82                                         sb.append('/');
  83                                         sb.append(path[i]);
  84                                 }
  85                                 setPathInfo(sb.toString());
  86                                 URI uri = new URI(
  87                                                         locatorURI.getScheme(),
  88                                                         locatorURI.getUserInfo(),
  89                                                         locatorURI.getHost(),
  90                                                         locatorURI.getPort(),
  91                                                         "/locate/"+name + '/' + version,
  92                                                         null,
  93                                                         null
  94                                                         );
  95                                 client = createClient(si.defSS, uri, connectTimeout);
  96                         } else {
  97                                 client = new HClient(si.defSS, locatorURI, connectTimeout);
  98                         }
  99                         epsDF = env.newDataFactory(Endpoints.class);
 100                 } catch (APIException | URISyntaxException e) {
 101                         throw new LocatorException(e);
 102                 }
 103         }
 104
 105         @Override
 106         public boolean refresh() {
 107                 try {
 108                         client.setMethod("GET");
 109                         client.send();
 110                         Future<Endpoints> fr = client.futureRead(epsDF, TYPE.JSON);
 111                         if(fr.get(client.timeout())) {
 112                                 List<EP> epl = new LinkedList<>();
 113                                 for(Endpoint endpoint : fr.value.getEndpoint()) {
 114                                         epl.add(new EP(endpoint,latitude,longitude));
 115                                 }
 116
 117                                 Collections.sort(epl);
 118                                 replace(epl);
 119                                 return true;
 120                         } else {
 121                                 env.error().printf("Error reading location information from %s: %d %s\n",client.getURI().toString(),fr.code(),fr.body());
 122                         }
 123                 } catch (CadiException | URISyntaxException | APIException e) {
 124                         env.error().log(e,"Error connecting " + client.getURI() + " for location.");
 125                 }
 126                 return false;
 127         }
 128
 129         /* (non-Javadoc)
 130          * @see org.onap.aaf.cadi.aaf.v2_0.AbsAAFLocator#getURI()
 131          */
 132         @Override
 133         protected URI getURI() {
 134                 return client.getURI();
 135         }
 136
 137         protected HClient createClient(SecuritySetter<HttpURLConnection> ss, URI uri, int connectTimeout) throws LocatorException {
 138                 return new HClient(ss, uri, connectTimeout);
 139         }
 140 }