cadi/aaf/src/main/java/org/onap/aaf/cadi/register/RemoteRegistrant.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.register;
  23
  24 import java.net.HttpURLConnection;
  25 import java.net.Inet4Address;
  26 import java.net.URI;
  27 import java.net.URISyntaxException;
  28 import java.net.UnknownHostException;
  29
  30 import org.onap.aaf.cadi.Access;
  31 import org.onap.aaf.cadi.Access.Level;
  32 import org.onap.aaf.cadi.CadiException;
  33 import org.onap.aaf.cadi.Locator;
  34 import org.onap.aaf.cadi.LocatorException;
  35 import org.onap.aaf.cadi.aaf.v2_0.AAFCon;
  36 import org.onap.aaf.cadi.client.Future;
  37 import org.onap.aaf.cadi.client.Rcli;
  38 import org.onap.aaf.cadi.client.Result;
  39 import org.onap.aaf.cadi.config.Config;
  40 import org.onap.aaf.cadi.locator.PropertyLocator;
  41 import org.onap.aaf.cadi.locator.SingleEndpointLocator;
  42 import org.onap.aaf.cadi.util.Split;
  43 import org.onap.aaf.misc.env.APIException;
  44 import org.onap.aaf.misc.env.impl.BasicEnv;
  45 import org.onap.aaf.misc.rosetta.env.RosettaDF;
  46
  47 import locate.v1_0.MgmtEndpoint;
  48 import locate.v1_0.MgmtEndpoints;
  49
  50 public class RemoteRegistrant<ENV extends BasicEnv> implements Registrant<ENV> {
  51         private final MgmtEndpoint mep;
  52         private final MgmtEndpoints meps;
  53         private final AAFCon<HttpURLConnection> aafcon;
  54         private final RosettaDF<MgmtEndpoints> mgmtEndpointsDF;
  55         private final Locator<URI> locator;
  56         private final Access access;
  57         private final int timeout;
  58
  59         @SafeVarargs
  60         public RemoteRegistrant(AAFCon<HttpURLConnection> aafcon, String name, String version, int port, RemoteRegistrant<ENV> ... others) throws CadiException, LocatorException {
  61                 this.aafcon = aafcon;
  62                 access = aafcon.access;
  63                 try {
  64                         mgmtEndpointsDF = aafcon.env.newDataFactory(MgmtEndpoints.class);
  65                 } catch (APIException e1) {
  66                         throw new CadiException(e1);
  67                 }
  68                 timeout = Integer.parseInt(access.getProperty(Config.AAF_CONN_TIMEOUT, Config.AAF_CONN_TIMEOUT_DEF));
  69                 String aaf_locate = access.getProperty(Config.AAF_LOCATE_URL,null);
  70                 if(aaf_locate==null) {
  71                         throw new CadiException(Config.AAF_LOCATE_URL + " is required.");
  72                 } else {
  73                         // Note: want Property Locator or Single, not AAFLocator, because we want the core service, not what it can find
  74                         try {
  75                                 if(aaf_locate.indexOf(',')>=0) {
  76                                         locator = new PropertyLocator(aaf_locate);
  77                                 } else {
  78                                         locator = new SingleEndpointLocator(aaf_locate);
  79                                 }
  80                         } catch (URISyntaxException e) {
  81                                 throw new CadiException(e);
  82                         }
  83                 }
  84
  85                 mep = new MgmtEndpoint();
  86                 mep.setName(name);
  87                 mep.setPort(port);
  88
  89                 try {
  90                         String hostnameToRegister = access.getProperty(Config.AAF_REGISTER_AS, null);
  91                         if(hostnameToRegister==null) {
  92                                 hostnameToRegister = access.getProperty(Config.HOSTNAME, null);
  93                         }
  94                         if(hostnameToRegister==null) {
  95                                 hostnameToRegister = Inet4Address.getLocalHost().getHostName();
  96                         }
  97                         mep.setHostname(hostnameToRegister);
  98
  99                         String latitude = access.getProperty(Config.CADI_LATITUDE, null);
 100                         if(latitude==null) {
 101                                 latitude = access.getProperty("AFT_LATITUDE", null);
 102                         }
 103                         String longitude = access.getProperty(Config.CADI_LONGITUDE, null);
 104                         if(longitude==null) {
 105                                 longitude = access.getProperty("AFT_LONGITUDE", null);
 106                         }
 107                         if(latitude==null || longitude==null) {
 108                                 throw new CadiException(Config.CADI_LATITUDE + " and " + Config.CADI_LONGITUDE + " is required");
 109                         } else {
 110                                 mep.setLatitude(Float.parseFloat(latitude));
 111                                 mep.setLongitude(Float.parseFloat(longitude));
 112                         }
 113                         String split[] = Split.split('.', version);
 114                         mep.setPkg(split.length>3?Integer.parseInt(split[3]):0);
 115                         mep.setPatch(split.length>2?Integer.parseInt(split[2]):0);
 116                         mep.setMinor(split.length>1?Integer.parseInt(split[1]):0);
 117                         mep.setMajor(split.length>0?Integer.parseInt(split[0]):0);
 118
 119                         String subprotocols = access.getProperty(Config.CADI_PROTOCOLS, null);
 120                         if(subprotocols==null) {
 121                                 mep.setProtocol("http");
 122                         } else {
 123                                 mep.setProtocol("https");
 124                                 for(String s : Split.split(',', subprotocols)) {
 125                                         mep.getSubprotocol().add(s);
 126                                 }
 127                         }
 128                 } catch (NumberFormatException | UnknownHostException e) {
 129                         throw new CadiException("Error extracting Data from Properties for Registrar",e);
 130                 }
 131                 meps = new MgmtEndpoints();
 132                 meps.getMgmtEndpoint().add(mep);
 133                 for(RemoteRegistrant<ENV> rr : others) {
 134                         meps.getMgmtEndpoint().add(rr.mep);
 135                 }
 136         }
 137
 138         @Override
 139         public Result<Void> update(ENV env) {
 140                 try {
 141                         Rcli<?> client = aafcon.client(locator);
 142                         try {
 143                                 Future<MgmtEndpoints> fup = client.update("/registration",mgmtEndpointsDF,meps);
 144                                 if(fup.get(timeout)) {
 145                                         access.log(Level.INFO, "Registration complete to",client.getURI());
 146                                         return Result.ok(fup.code(),null);
 147                                 } else {
 148                                         access.log(Level.ERROR,"Error registering to AAF Locator on ", client.getURI());
 149                                         return Result.err(fup.code(),fup.body());
 150                                 }
 151                         } catch (APIException e) {
 152                                 access.log(e, "Error registering service to AAF Locator");
 153                                 return Result.err(503,e.getMessage());
 154                         }
 155
 156                 } catch (CadiException e) {
 157                         return Result.err(503,e.getMessage());
 158                 }
 159         }
 160
 161         @Override
 162         public Result<Void> cancel(ENV env) {
 163                 try {
 164                         Rcli<?> client = aafcon.client(locator);
 165                         try {
 166                                 Future<MgmtEndpoints> fup = client.delete("/registration",mgmtEndpointsDF,meps);
 167                                 if(fup.get(timeout)) {
 168                                         access.log(Level.INFO, "Deregistration complete on",client.getURI());
 169                                         return Result.ok(fup.code(),null);
 170                                 } else {
 171                                         return Result.err(fup.code(),fup.body());
 172                                 }
 173                         } catch (APIException e) {
 174                                 access.log(e, "Error deregistering service on AAF Locator");
 175                                 return Result.err(503,e.getMessage());
 176                         }
 177
 178                 } catch (CadiException e) {
 179                         return Result.err(503,e.getMessage());
 180                 }
 181         }
 182
 183 }