catalog-be/src/main/java/org/openecomp/sdc/be/servlets/ServiceConsumptionServlet.java

   1 /*
   2  * Copyright © 2016-2018 European Support Limited
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.openecomp.sdc.be.servlets;
  17
  18 import static org.openecomp.sdc.be.tosca.InterfacesOperationsConverter.SELF;
  19
  20 import com.google.gson.Gson;
  21 import com.google.gson.JsonParseException;
  22 import com.jcabi.aspects.Loggable;
  23 import fj.data.Either;
  24 import io.swagger.v3.oas.annotations.Parameter;
  25 import io.swagger.v3.oas.annotations.media.ArraySchema;
  26 import io.swagger.v3.oas.annotations.media.Content;
  27 import io.swagger.v3.oas.annotations.media.Schema;
  28 import io.swagger.v3.oas.annotations.responses.ApiResponse;
  29 import io.swagger.v3.oas.annotations.servers.Server;
  30 import io.swagger.v3.oas.annotations.servers.Servers;
  31 import io.swagger.v3.oas.annotations.tags.Tag;
  32 import io.swagger.v3.oas.annotations.tags.Tags;
  33 import java.util.ArrayList;
  34 import java.util.HashMap;
  35 import java.util.Iterator;
  36 import java.util.List;
  37 import java.util.Map;
  38 import java.util.Map.Entry;
  39 import java.util.stream.Collectors;
  40 import javax.inject.Inject;
  41 import javax.inject.Singleton;
  42 import javax.servlet.http.HttpServletRequest;
  43 import javax.ws.rs.Consumes;
  44 import javax.ws.rs.GET;
  45 import javax.ws.rs.HeaderParam;
  46 import javax.ws.rs.POST;
  47 import javax.ws.rs.Path;
  48 import javax.ws.rs.PathParam;
  49 import javax.ws.rs.Produces;
  50 import javax.ws.rs.core.Context;
  51 import javax.ws.rs.core.MediaType;
  52 import javax.ws.rs.core.Response;
  53 import org.apache.commons.lang3.StringUtils;
  54 import org.json.simple.JSONArray;
  55 import org.json.simple.parser.JSONParser;
  56 import org.json.simple.parser.ParseException;
  57 import org.openecomp.sdc.be.components.impl.InterfaceOperationBusinessLogic;
  58 import org.openecomp.sdc.be.components.impl.ServiceBusinessLogic;
  59 import org.openecomp.sdc.be.config.BeEcompErrorManager;
  60 import org.openecomp.sdc.be.dao.api.ActionStatus;
  61 import org.openecomp.sdc.be.datatypes.elements.OperationInputDefinition;
  62 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  63 import org.openecomp.sdc.be.impl.ComponentsUtils;
  64 import org.openecomp.sdc.be.model.Operation;
  65 import org.openecomp.sdc.be.model.OperationInput;
  66 import org.openecomp.sdc.be.model.User;
  67 import org.openecomp.sdc.be.resources.data.auditing.AuditingActionEnum;
  68 import org.openecomp.sdc.be.types.ServiceConsumptionData;
  69 import org.openecomp.sdc.be.types.ServiceConsumptionSource;
  70 import org.openecomp.sdc.common.api.Constants;
  71 import org.openecomp.sdc.exception.ResponseFormat;
  72 import org.openecomp.sdc.tosca.datatypes.ToscaFunctions;
  73 import org.slf4j.Logger;
  74 import org.slf4j.LoggerFactory;
  75
  76 @Loggable(prepend = true, value = Loggable.DEBUG, trim = false)
  77 @Path("/v1/catalog")
  78 @Tags({@Tag(name = "SDCE-2 APIs")})
  79 @Servers({@Server(url = "/sdc2/rest")})
  80 @Singleton
  81 public class ServiceConsumptionServlet extends BeGenericServlet {
  82
  83     private static final Logger log = LoggerFactory.getLogger(ServiceConsumptionServlet.class);
  84     private final InterfaceOperationBusinessLogic interfaceOperationBusinessLogic;
  85     private final ServiceBusinessLogic serviceBusinessLogic;
  86
  87     @Inject
  88     public ServiceConsumptionServlet(ComponentsUtils componentsUtils,
  89                                      InterfaceOperationBusinessLogic interfaceOperationBusinessLogic, ServiceBusinessLogic serviceBusinessLogic) {
  90         super(componentsUtils);
  91         this.interfaceOperationBusinessLogic = interfaceOperationBusinessLogic;
  92         this.serviceBusinessLogic = serviceBusinessLogic;
  93     }
  94
  95     @POST
  96     @Path("/services/{serviceId}/consumption/{serviceInstanceId}")
  97     @Consumes(MediaType.APPLICATION_JSON)
  98     @Produces(MediaType.APPLICATION_JSON)
  99     @io.swagger.v3.oas.annotations.Operation(description = "Service consumption on operation", method = "POST", summary = "Returns consumption data", responses = {
 100         @ApiResponse(content = @Content(array = @ArraySchema(schema = @Schema(implementation = Response.class)))),
 101         @ApiResponse(responseCode = "201", description = "Service property created"),
 102         @ApiResponse(responseCode = "403", description = "Restricted operation"),
 103         @ApiResponse(responseCode = "400", description = "Invalid content / Missing content"),
 104         @ApiResponse(responseCode = "409", description = "Service property already exist")})
 105     public Response addInputToServiceOperation(@PathParam("serviceId") final String serviceId,
 106                                                @PathParam("serviceInstanceId") final String serviceInstanceId,
 107                                                @Parameter(description = "Service Consumption Data", required = true) String data,
 108                                                @Context final HttpServletRequest request,
 109                                                @HeaderParam(value = Constants.USER_ID_HEADER) String userId) {
 110         String url = request.getMethod() + " " + request.getRequestURI();
 111         log.debug("Start handle request of {} modifier id is {} data is {}", url, userId, data);
 112         User modifier = new User();
 113         modifier.setUserId(userId);
 114         try {
 115             Either<Map<String, List<ServiceConsumptionData>>, ResponseFormat> dataFromJson = getServiceConsumptionData(data, modifier);
 116             if (dataFromJson.isRight()) {
 117                 return buildErrorResponse(dataFromJson.right().value());
 118             }
 119             Map<String, List<ServiceConsumptionData>> serviceConsumptionDataMap = dataFromJson.left().value();
 120             for (Entry<String, List<ServiceConsumptionData>> consumptionEntry : serviceConsumptionDataMap.entrySet()) {
 121                 List<ServiceConsumptionData> consumptionList = consumptionEntry.getValue();
 122                 Either<List<Operation>, ResponseFormat> operationEither = serviceBusinessLogic
 123                     .addServiceConsumptionData(serviceId, serviceInstanceId, consumptionEntry.getKey(), consumptionList, userId);
 124                 if (operationEither.isRight()) {
 125                     return buildErrorResponse(operationEither.right().value());
 126                 }
 127             }
 128             return buildOkResponse(serviceConsumptionDataMap);
 129         } catch (Exception e) {
 130             BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Create Operation Inputs");
 131             log.debug("Create Operation Inputs failed with exception", e);
 132             ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.GENERAL_ERROR);
 133             return buildErrorResponse(responseFormat);
 134         }
 135     }
 136
 137     @GET
 138     @Path("/services/{serviceId}/consumption/{serviceInstanceId}/interfaces/{interfaceId}/operations/{operationId}/inputs")
 139     @Consumes(MediaType.APPLICATION_JSON)
 140     @Produces(MediaType.APPLICATION_JSON)
 141     public Response getInputsListOfOperation(@PathParam("serviceId") final String serviceId,
 142                                              @PathParam("serviceInstanceId") final String serviceInstanceId,
 143                                              @PathParam("interfaceId") final String interfaceId, @PathParam("operationId") final String operationId,
 144                                              @Context final HttpServletRequest request,
 145                                              @HeaderParam(value = Constants.USER_ID_HEADER) String userId) {
 146         String url = request.getMethod() + " " + request.getRequestURI();
 147         log.debug("Start handle request of {} modifier id is {}", url, userId);
 148         User user = new User();
 149         user.setUserId(userId);
 150         try {
 151             Either<List<OperationInputDefinition>, ResponseFormat> inputsEither = interfaceOperationBusinessLogic
 152                 .getInputsListForOperation(serviceId, serviceInstanceId, interfaceId, operationId, user);
 153             if (inputsEither.isRight()) {
 154                 return buildErrorResponse(inputsEither.right().value());
 155             }
 156             List<OperationInputDefinition> inputs = inputsEither.left().value();
 157             return buildOkResponse(updateOperationInputListForUi(inputs, interfaceOperationBusinessLogic));
 158         } catch (Exception e) {
 159             BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Get Operation Inputs");
 160             log.debug("Get Operation Inputs failed with exception", e);
 161             ResponseFormat responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.GENERAL_ERROR);
 162             return buildErrorResponse(responseFormat);
 163         }
 164     }
 165
 166     private List<OperationInput> updateOperationInputListForUi(List<OperationInputDefinition> inputsList,
 167                                                                InterfaceOperationBusinessLogic interfaceOperationBL) {
 168         List<OperationInput> operationInputs = new ArrayList<>();
 169         for (OperationInputDefinition input : inputsList) {
 170             String value = input.getValue();
 171             // Additional UI mapping needed for other sources
 172             if (StringUtils.isNotBlank(value) && !ServiceConsumptionSource.STATIC.getSource().equals(input.getSource())) {
 173                 uiMappingForOtherSources(value, input);
 174             }
 175             // Add Constraint for UI
 176             OperationInput operationInput = new OperationInput(input);
 177             operationInput.setConstraints(interfaceOperationBL.setInputConstraint(input));
 178             operationInputs.add(operationInput);
 179         }
 180         return operationInputs;
 181     }
 182
 183     private void uiMappingForOtherSources(String value, OperationInputDefinition input) {
 184         try {
 185             Map<String, Object> valueAsMap = (new Gson()).fromJson(value, Map.class);
 186             String toscaFunction = valueAsMap.keySet().iterator().next();
 187             Object consumptionValueName = valueAsMap.values().iterator().next();
 188             if (consumptionValueName instanceof List) {
 189                 List<Object> toscaFunctionList = (List<Object>) consumptionValueName;
 190                 String consumptionInputValue = null;
 191                 if (ToscaFunctions.GET_PROPERTY.getFunctionName().equals(toscaFunction)) {
 192                     String propertyValue = toscaFunctionList.stream().map(Object::toString).filter(val -> !val.equals(SELF))
 193                         .collect(Collectors.joining("_"));
 194                     consumptionInputValue = String.valueOf(propertyValue);
 195                 } else if (ToscaFunctions.GET_OPERATION_OUTPUT.getFunctionName().equals(toscaFunction)) {
 196                     //Return full output name
 197                     consumptionInputValue = toscaFunctionList.get(1) + "." + toscaFunctionList.get(2) + "." + toscaFunctionList.get(3);
 198                 }
 199                 input.setValue(consumptionInputValue);
 200             } else {
 201                 input.setValue(String.valueOf(consumptionValueName));
 202             }
 203         } catch (JsonParseException ex) {
 204             log.info("This means it is static value for which no changes are needed");
 205         }
 206     }
 207
 208     private Either<Map<String, List<ServiceConsumptionData>>, ResponseFormat> getServiceConsumptionData(String data, User user) {
 209         JSONParser parser = new JSONParser();
 210         Map<String, List<ServiceConsumptionData>> serviceConsumptionDataMap = new HashMap<>();
 211         try {
 212             JSONArray operationsArray = (JSONArray) parser.parse(data);
 213             Iterator iterator = operationsArray.iterator();
 214             while (iterator.hasNext()) {
 215                 Map next = (Map) iterator.next();
 216                 Entry consumptionEntry = (Entry) next.entrySet().iterator().next();
 217                 String operationId = (String) consumptionEntry.getKey();
 218                 Object value = consumptionEntry.getValue();
 219                 JSONArray inputsArray = (JSONArray) parser.parse(value.toString());
 220                 serviceConsumptionDataMap.putIfAbsent(operationId, new ArrayList<>());
 221                 for (Object consumptionObject : inputsArray) {
 222                     Either<ServiceConsumptionData, ResponseFormat> serviceDataEither = getComponentsUtils()
 223                         .convertJsonToObjectUsingObjectMapper(consumptionObject.toString(), user, ServiceConsumptionData.class,
 224                             AuditingActionEnum.CREATE_RESOURCE, ComponentTypeEnum.SERVICE);
 225                     if (serviceDataEither.isRight()) {
 226                         return Either.right(serviceDataEither.right().value());
 227                     }
 228                     serviceConsumptionDataMap.get(operationId).add(serviceDataEither.left().value());
 229                 }
 230             }
 231         } catch (ParseException e) {
 232             log.info("Conetnt is invalid - {}", data);
 233             return Either.right(getComponentsUtils().getResponseFormat(ActionStatus.INVALID_CONTENT));
 234         }
 235         return Either.left(serviceConsumptionDataMap);
 236     }
 237 }