gerrit.onap Code Review - policy/drools-applications.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * APPCActorServiceProvider
   4  * ================================================================================
   5  * Copyright (C) 2017 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 package org.onap.policy.controlloop.actor.appc;
  22
  23 import java.util.Collections;
  24 import java.util.List;
  25
  26 import org.onap.policy.controlloop.VirtualControlLoopEvent;
  27 import org.onap.policy.appc.CommonHeader;
  28 import org.onap.policy.appc.Request;
  29 import org.onap.policy.controlloop.ControlLoopOperation;
  30 import org.onap.policy.controlloop.policy.Policy;
  31 import org.onap.policy.vnf.trafficgenerator.PGRequest;
  32 import org.onap.policy.vnf.trafficgenerator.PGStream;
  33 import org.onap.policy.vnf.trafficgenerator.PGStreams;
  34 import org.onap.policy.controlloop.actorServiceProvider.spi.Actor;
  35 import com.google.common.collect.ImmutableList;
  36 import com.google.common.collect.ImmutableMap;
  37
  38
  39 public class APPCActorServiceProvider implements Actor {
  40
  41         private static final ImmutableList<String> recipes = ImmutableList.of("Restart", "Rebuild", "Migrate", "ModifyConfig");
  42         private static final ImmutableMap<String, List<String>> targets = new ImmutableMap.Builder<String, List<String>>()
  43                                                                                 .put("Restart", ImmutableList.of("VM"))
  44                                                                                 .put("Rebuild", ImmutableList.of("VM"))
  45                                                                                 .put("Migrate", ImmutableList.of("VM"))
  46                                                                                 .put("ModifyConfig", ImmutableList.of("VNF"))
  47                                                                                 .build();
  48         private static final ImmutableMap<String, List<String>> payloads = new ImmutableMap.Builder<String, List<String>>()
  49                                                                                 .put("ModifyConfig", ImmutableList.of("generic-vnf.vnf-id"))
  50                                                                                 .build();
  51
  52         @Override
  53         public String actor() {
  54                 return "APPC";
  55         }
  56
  57         @Override
  58         public List<String> recipes() {
  59                 return ImmutableList.copyOf(recipes);
  60         }
  61
  62         @Override
  63         public List<String> recipeTargets(String recipe) {
  64                 return ImmutableList.copyOf(targets.getOrDefault(recipe, Collections.emptyList()));
  65         }
  66
  67         @Override
  68         public List<String> recipePayloads(String recipe) {
  69                 return ImmutableList.copyOf(payloads.getOrDefault(recipe, Collections.emptyList()));
  70         }
  71
  72         /**
  73          * Constructs an APPC request conforming to the legacy API.
  74          * The legacy API will be deprecated in future releases as
  75          * all legacy functionality is moved into the LCM API.
  76          *
  77          * @param onset
  78          *         the event that is reporting the alert for policy
  79      *            to perform an action
  80          * @param operation
  81          *         the control loop operation specifying the actor,
  82      *         operation, target, etc.
  83          * @param policy
  84          *         the policy the was specified from the yaml generated
  85      *         by CLAMP or through the Policy GUI/API
  86          * @return an APPC request conforming to the legacy API
  87          */
  88         public static Request constructRequest(VirtualControlLoopEvent onset, ControlLoopOperation operation, Policy policy) {
  89                 /*
  90                  * Construct an APPC request
  91                  */
  92                 Request request = new Request();
  93                 request.CommonHeader = new CommonHeader();
  94                 request.CommonHeader.RequestID = onset.requestID;
  95                 request.CommonHeader.SubRequestID = operation.subRequestId;
  96                 request.Action = policy.getRecipe();
  97
  98                 /*
  99                  * The target vnf-id may not be the same as the source vnf-id
 100                  * specified in the yaml, the target vnf-id is retrieved by
 101                  * a named query to A&AI.
 102                  */
 103                 String vnfId = "test";
 104
 105                 /*
 106                  * For now Policy generates the PG Streams as a demo, in the
 107                  * future the payload can be provided by CLAMP
 108                  */
 109                 request.Payload.put("generic-vnf.vnf-id", vnfId);
 110
 111                 PGRequest pgRequest = new PGRequest();
 112                 pgRequest.pgStreams = new PGStreams();
 113
 114                 PGStream pgStream;
 115                 for (int i = 0; i < 5; i++) {
 116                     pgStream = new PGStream();
 117                     pgStream.streamId = "fw_udp"+(i+1);
 118             pgStream.isEnabled = "true";
 119             pgRequest.pgStreams.pgStream.add(pgStream);
 120                 }
 121                 request.Payload.put("pg-streams", pgRequest.pgStreams);
 122
 123                 /*
 124                  * Return the request
 125                  */
 126
 127                 return request;
 128         }
 129
 130
 131 }