catalog-be/src/main/java/org/openecomp/sdc/be/tosca/utils/ForwardingPathToscaUtil.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   4  * ================================================================================
   5  * Copyright (C) 2019 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 package org.openecomp.sdc.be.tosca.utils;
  21
  22 import fj.data.Either;
  23 import java.util.ArrayList;
  24 import java.util.Collection;
  25 import java.util.Collections;
  26 import java.util.HashMap;
  27 import java.util.List;
  28 import java.util.Map;
  29 import java.util.Objects;
  30 import java.util.Optional;
  31 import lombok.AccessLevel;
  32 import lombok.NoArgsConstructor;
  33 import org.apache.commons.collections.MapUtils;
  34 import org.openecomp.sdc.be.datatypes.elements.ForwardingPathDataDefinition;
  35 import org.openecomp.sdc.be.datatypes.elements.ForwardingPathElementDataDefinition;
  36 import org.openecomp.sdc.be.model.CapabilityDefinition;
  37 import org.openecomp.sdc.be.model.Component;
  38 import org.openecomp.sdc.be.model.ComponentInstance;
  39 import org.openecomp.sdc.be.model.Service;
  40 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ToscaOperationFacade;
  41 import org.openecomp.sdc.be.tosca.CapabilityRequirementConverter;
  42 import org.openecomp.sdc.be.tosca.model.ToscaNodeTemplate;
  43 import org.openecomp.sdc.be.tosca.model.ToscaTemplateRequirement;
  44
  45 @NoArgsConstructor(access = AccessLevel.PRIVATE)
  46 public class ForwardingPathToscaUtil {
  47
  48     public static final String FORWARDS_TO_TOSCA_NAME = "org.openecomp.relationships.ForwardsTo";
  49     public static final String PROTOCOL = "protocol";
  50     public static final String PORTS_RANGE = "target_range";
  51     public static final String FORWARDER = "forwarder";
  52
  53     public static void addForwardingPaths(Service service, Map<String, ToscaNodeTemplate> nodeTemplates,
  54                                           CapabilityRequirementConverter capabiltyRequirementConvertor, Map<String, Component> originComponents,
  55                                           ToscaOperationFacade toscaOperationFacade) {
  56         for (String forwardingPathName : service.getForwardingPaths().keySet()) {
  57             ToscaNodeTemplate forwardingPathNodeTemplate = new ToscaNodeTemplate();
  58             final ForwardingPathDataDefinition path = service.getForwardingPaths().get(forwardingPathName);
  59             forwardingPathNodeTemplate.setType(path.getToscaResourceName());
  60             if (Objects.nonNull(path.getDescription())) {
  61                 forwardingPathNodeTemplate.setDescription(path.getDescription());
  62             }
  63             Map<String, Object> props = new HashMap<>();
  64             if (Objects.nonNull(path.getDestinationPortNumber())) {
  65                 props.put(PORTS_RANGE, Collections.singletonList(path.getDestinationPortNumber()));
  66             }
  67             if (Objects.nonNull(path.getProtocol())) {
  68                 props.put(PROTOCOL, path.getProtocol());
  69             }
  70             if (MapUtils.isNotEmpty(props)) {
  71                 forwardingPathNodeTemplate.setProperties(props);
  72             }
  73             final List<ForwardingPathElementDataDefinition> pathElements = path.getPathElements().getListToscaDataDefinition();
  74             forwardingPathNodeTemplate.setRequirements(
  75                 convertPathElementsToRequirements(pathElements, service, capabiltyRequirementConvertor, originComponents, toscaOperationFacade));
  76             nodeTemplates.put(path.getName(), forwardingPathNodeTemplate);
  77         }
  78     }
  79
  80     private static List<Map<String, ToscaTemplateRequirement>> convertPathElementsToRequirements(
  81         List<ForwardingPathElementDataDefinition> pathElements, Service service, CapabilityRequirementConverter capabiltyRequirementConvertor,
  82         Map<String, Component> originComponents, ToscaOperationFacade toscaOperationFacade) {
  83         List<Map<String, ToscaTemplateRequirement>> toscaRequirements = new ArrayList<>();
  84         for (int i = 0; i <= pathElements.size() - 1; i++) {
  85             final ForwardingPathElementDataDefinition element = pathElements.get(i);
  86             toscaRequirements.add(handleSingleReq(
  87                 fetchCPName(service, element.getFromNode(), element.getFromCP(), capabiltyRequirementConvertor, originComponents,
  88                     toscaOperationFacade), fetchNodeName(service, element.getFromNode())));
  89             if (i == pathElements.size() - 1) {
  90                 toscaRequirements.add(handleSingleReq(
  91                     fetchCPName(service, element.getToNode(), element.getToCP(), capabiltyRequirementConvertor, originComponents,
  92                         toscaOperationFacade), fetchNodeName(service, element.getToNode())));
  93             }
  94         }
  95         return toscaRequirements;
  96     }
  97
  98     private static String fetchNodeName(Service service, String nodeId) {
  99         final Optional<ComponentInstance> componentInstanceByName = service.getComponentInstanceByName(nodeId);
 100         if (componentInstanceByName.isPresent()) {
 101             return componentInstanceByName.get().getName();
 102         } else {
 103             return "";
 104         }
 105     }
 106
 107     private static Map<String, ToscaTemplateRequirement> handleSingleReq(String fromCP, String fromNode) {
 108         Map<String, ToscaTemplateRequirement> toscaReqMap = new HashMap<>();
 109         ToscaTemplateRequirement firstReq = new ToscaTemplateRequirement();
 110         firstReq.setRelationship(FORWARDS_TO_TOSCA_NAME); //todo
 111         firstReq.setCapability(fromCP);
 112         firstReq.setNode(fromNode);
 113         toscaReqMap.put(FORWARDER, firstReq);
 114         return toscaReqMap;
 115     }
 116
 117     /**
 118      * @todo handle errors.
 119      */
 120     private static String fetchCPName(Service service, String nodeID, String cpName, CapabilityRequirementConverter capabiltyRequirementConvertor,
 121                                       Map<String, Component> originComponents, ToscaOperationFacade toscaOperationFacade) {
 122         Optional<ComponentInstance> componentInstance = service.getComponentInstanceByName(nodeID);
 123         ComponentInstance componentInstanceVal = componentInstance.get();
 124         String name = componentInstanceVal.getNormalizedName();
 125         Component component = originComponents.get(componentInstanceVal.getComponentUid());
 126         if (componentInstanceVal.getIsProxy()) {
 127             component = originComponents.get(componentInstanceVal.getSourceModelUid());
 128             if (component == null) {
 129                 component = toscaOperationFacade.getToscaFullElement(componentInstanceVal.getSourceModelUid()).left().value();
 130             }
 131         }
 132         CapabilityDefinition capability = componentInstanceVal.getCapabilities().values().stream().flatMap(Collection::stream)
 133             .filter(capabilityDefinition -> capabilityDefinition.getName().equals(cpName)).findAny().get();
 134         List<String> path = capability.getPath();
 135         List<String> reducedPath = new ArrayList<>(path);
 136         reducedPath.remove(reducedPath.size() - 1);
 137         Either<String, Boolean> stringBooleanEither = capabiltyRequirementConvertor
 138             .buildSubstitutedName(originComponents, component, reducedPath, capability.getName(), null);
 139         return name + "." + stringBooleanEither.left().value();
 140     }
 141 }