catalog-be/src/main/java/org/openecomp/sdc/be/externalapi/servlet/AssetsDataServlet.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   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.openecomp.sdc.be.externalapi.servlet;
  22
  23 import com.jcabi.aspects.Loggable;
  24 import fj.data.Either;
  25 import io.swagger.v3.oas.annotations.Operation;
  26 import io.swagger.v3.oas.annotations.Parameter;
  27 import io.swagger.v3.oas.annotations.media.ArraySchema;
  28 import io.swagger.v3.oas.annotations.media.Content;
  29 import io.swagger.v3.oas.annotations.media.Schema;
  30 import io.swagger.v3.oas.annotations.responses.ApiResponse;
  31 import io.swagger.v3.oas.annotations.servers.Server;
  32 import io.swagger.v3.oas.annotations.servers.Servers;
  33 import io.swagger.v3.oas.annotations.tags.Tag;
  34 import io.swagger.v3.oas.annotations.tags.Tags;
  35 import org.apache.commons.lang3.tuple.ImmutablePair;
  36 import org.openecomp.sdc.be.components.impl.ComponentBusinessLogic;
  37 import org.openecomp.sdc.be.components.impl.ComponentBusinessLogicProvider;
  38 import org.openecomp.sdc.be.components.impl.ComponentInstanceBusinessLogic;
  39 import org.openecomp.sdc.be.components.impl.ElementBusinessLogic;
  40 import org.openecomp.sdc.be.components.impl.ResourceBusinessLogic;
  41 import org.openecomp.sdc.be.components.impl.ResourceImportManager;
  42 import org.openecomp.sdc.be.components.impl.ServiceBusinessLogic;
  43 import org.openecomp.sdc.be.components.impl.aaf.AafPermission;
  44 import org.openecomp.sdc.be.components.impl.aaf.PermissionAllowed;
  45 import org.openecomp.sdc.be.components.impl.exceptions.ComponentException;
  46 import org.openecomp.sdc.be.config.BeEcompErrorManager;
  47 import org.openecomp.sdc.be.dao.api.ActionStatus;
  48 import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
  49 import org.openecomp.sdc.be.datatypes.enums.FilterKeyEnum;
  50 import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
  51 import org.openecomp.sdc.be.ecomp.converters.AssetMetadataConverter;
  52 import org.openecomp.sdc.be.externalapi.servlet.representation.AssetMetadata;
  53 import org.openecomp.sdc.be.impl.ComponentsUtils;
  54 import org.openecomp.sdc.be.impl.ServletUtils;
  55 import org.openecomp.sdc.be.model.Component;
  56 import org.openecomp.sdc.be.resources.data.auditing.AuditingActionEnum;
  57 import org.openecomp.sdc.be.resources.data.auditing.model.DistributionData;
  58 import org.openecomp.sdc.be.resources.data.auditing.model.ResourceCommonInfo;
  59 import org.openecomp.sdc.be.servlets.AbstractValidationsServlet;
  60 import org.openecomp.sdc.be.servlets.RepresentationUtils;
  61 import org.openecomp.sdc.be.user.UserBusinessLogic;
  62 import org.openecomp.sdc.common.api.Constants;
  63 import org.openecomp.sdc.common.log.wrappers.Logger;
  64 import org.openecomp.sdc.common.util.GeneralUtility;
  65 import org.openecomp.sdc.exception.ResponseFormat;
  66 import org.springframework.stereotype.Controller;
  67
  68 import javax.inject.Inject;
  69 import javax.servlet.http.HttpServletRequest;
  70 import javax.ws.rs.GET;
  71 import javax.ws.rs.HeaderParam;
  72 import javax.ws.rs.Path;
  73 import javax.ws.rs.PathParam;
  74 import javax.ws.rs.Produces;
  75 import javax.ws.rs.QueryParam;
  76 import javax.ws.rs.core.Context;
  77 import javax.ws.rs.core.MediaType;
  78 import javax.ws.rs.core.Response;
  79 import java.io.ByteArrayInputStream;
  80 import java.io.IOException;
  81 import java.io.InputStream;
  82 import java.util.EnumMap;
  83 import java.util.HashMap;
  84 import java.util.List;
  85 import java.util.Map;
  86
  87 import static org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum.RESOURCE;
  88
  89 /**
  90  * This Servlet serves external users for retrieving component metadata.
  91  *
  92  * @author tgitelman
  93  *
  94  */
  95
  96 @Loggable(prepend = true, value = Loggable.DEBUG, trim = false)
  97 @Path("/v1/catalog")
  98 @Tags({@Tag(name = "SDC External APIs")})
  99 @Servers({@Server(url = "/sdc")})
 100 @Controller
 101 public class AssetsDataServlet extends AbstractValidationsServlet {
 102
 103     @Context
 104     private HttpServletRequest request;
 105
 106     private static final Logger log = Logger.getLogger(AssetsDataServlet.class);
 107
 108     private final ElementBusinessLogic elementBusinessLogic;
 109     private final AssetMetadataConverter assetMetadataConverter;
 110     private final ServiceBusinessLogic serviceBusinessLogic;
 111     private final ResourceBusinessLogic resourceBusinessLogic;
 112     private final ComponentBusinessLogicProvider componentBusinessLogicProvider;
 113
 114     @Inject
 115     public AssetsDataServlet(UserBusinessLogic userBusinessLogic, ComponentInstanceBusinessLogic componentInstanceBL,
 116             ComponentsUtils componentsUtils, ServletUtils servletUtils, ResourceImportManager resourceImportManager,
 117             ElementBusinessLogic elementBusinessLogic, AssetMetadataConverter assetMetadataConverter,
 118             ComponentBusinessLogicProvider componentBusinessLogicProvider, ServiceBusinessLogic serviceBusinessLogic, ResourceBusinessLogic resourceBusinessLogic) {
 119         super(userBusinessLogic, componentInstanceBL, componentsUtils, servletUtils, resourceImportManager);
 120         this.elementBusinessLogic = elementBusinessLogic;
 121         this.assetMetadataConverter = assetMetadataConverter;
 122         this.serviceBusinessLogic = serviceBusinessLogic;
 123         this.resourceBusinessLogic = resourceBusinessLogic;
 124         this.componentBusinessLogicProvider = componentBusinessLogicProvider;
 125     }
 126
 127     @GET
 128     @Path("/{assetType}")
 129     @Produces(MediaType.APPLICATION_JSON)
 130     @Operation(description = "Fetch list of assets", method = "GET", summary = "Returns list of assets", responses = {
 131             @ApiResponse(responseCode = "200",
 132                     description = "ECOMP component is authenticated and list of Catalog Assets Metadata is returned",
 133                     content = @Content(array = @ArraySchema(schema = @Schema(implementation = AssetMetadata.class)))),
 134             @ApiResponse(responseCode = "400", description = "Missing  'X-ECOMP-InstanceID'  HTTP header - POL5001"),
 135             @ApiResponse(responseCode = "401",
 136                     description = "ECOMP component  should authenticate itself  and  to  re-send  again  HTTP  request  with its Basic Authentication credentials - POL5002"),
 137             @ApiResponse(responseCode = "403", description = "ECOMP component is not authorized - POL5003"),
 138             @ApiResponse(responseCode = "405",
 139                     description = "Method  Not Allowed  :  Invalid HTTP method type used ( PUT,DELETE,POST will be rejected) - POL4050"),
 140             @ApiResponse(responseCode = "500",
 141                     description = "The GET request failed either due to internal SDC problem. ECOMP Component should continue the attempts to get the needed information - POL5000")})
 142     @PermissionAllowed(AafPermission.PermNames.READ_VALUE)
 143     public Response getAssetListExternal(
 144             @Parameter(description = "X-ECOMP-RequestID header",
 145                     required = false) @HeaderParam(value = Constants.X_ECOMP_REQUEST_ID_HEADER) String requestId,
 146             @Parameter(description = "X-ECOMP-InstanceID header", required = true) @HeaderParam(
 147                     value = Constants.X_ECOMP_INSTANCE_ID_HEADER) final String instanceIdHeader,
 148             @Parameter(description = "Determines the format of the body of the response",
 149                     required = false) @HeaderParam(value = Constants.ACCEPT_HEADER) String accept,
 150             @Parameter(description = "The username and password",
 151                     required = true) @HeaderParam(value = Constants.AUTHORIZATION_HEADER) String authorization,
 152             @Parameter(description = "The requested asset type",schema = @Schema(allowableValues = {"resources", "services"}),
 153                     required = true) @PathParam("assetType") final String assetType,
 154             @Parameter(description = "The filter key (resourceType only for resources)",
 155                     required = false) @QueryParam("category") String category,
 156             @Parameter(description = "The filter key (resourceType only for resources)",
 157                     required = false) @QueryParam("subCategory") String subCategory,
 158             @Parameter(description = "The filter key (resourceType only for resources)",
 159                     required = false) @QueryParam("distributionStatus") String distributionStatus,
 160             @Parameter(description = "The filter key (resourceType only for resources)",
 161                     required = false) @QueryParam("resourceType") String resourceType) throws IOException {
 162
 163         Response response = null;
 164         ResponseFormat responseFormat = null;
 165         String query = request.getQueryString();
 166         String requestURI = request.getRequestURI().endsWith("/")?
 167                 removeDuplicateSlashSeparator(request.getRequestURI()): request.getRequestURI();
 168         String url = request.getMethod() + " " + requestURI;
 169         log.debug("Start handle request of {}", url);
 170
 171         AuditingActionEnum auditingActionEnum = query == null ? AuditingActionEnum.GET_ASSET_LIST : AuditingActionEnum.GET_FILTERED_ASSET_LIST;
 172
 173         String resourceUrl = query == null ? requestURI : requestURI + "?" + query;
 174         DistributionData distributionData = new DistributionData(instanceIdHeader, resourceUrl);
 175
 176         // Mandatory
 177         if (instanceIdHeader == null || instanceIdHeader.isEmpty()) {
 178             log.debug("getAssetList: Missing X-ECOMP-InstanceID header");
 179             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.MISSING_X_ECOMP_INSTANCE_ID);
 180             getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 181             return buildErrorResponse(responseFormat);
 182         }
 183
 184         try {
 185             Map<FilterKeyEnum, String> filters = new EnumMap<>(FilterKeyEnum.class);
 186
 187             if (category != null) {
 188                 filters.put(FilterKeyEnum.CATEGORY, category);
 189             }
 190             if (subCategory != null) {
 191                 filters.put(FilterKeyEnum.SUB_CATEGORY, subCategory);
 192             }
 193             if (distributionStatus != null) {
 194                 filters.put(FilterKeyEnum.DISTRIBUTION_STATUS, distributionStatus);
 195             }
 196             if (resourceType != null) {
 197                 ResourceTypeEnum resourceTypeEnum = ResourceTypeEnum.getTypeIgnoreCase(resourceType);
 198                 if (resourceTypeEnum == null) {
 199                     log.debug("getAssetList: Asset Fetching Failed. Invalid resource type was received");
 200                     responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.INVALID_CONTENT);
 201                     getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 202                     return buildErrorResponse(responseFormat);
 203                 }
 204                 filters.put(FilterKeyEnum.RESOURCE_TYPE, resourceTypeEnum.name());
 205             }
 206
 207             Either<List<? extends Component>, ResponseFormat> assetTypeData = elementBusinessLogic.getFilteredCatalogComponents(assetType, filters, query);
 208
 209             if (assetTypeData.isRight()) {
 210                 log.debug("getAssetList: Asset Fetching Failed");
 211                 responseFormat = assetTypeData.right().value();
 212                 getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 213                 return buildErrorResponse(responseFormat);
 214             } else {
 215                 log.debug("getAssetList: Asset Fetching Success");
 216                 Either<List<? extends AssetMetadata>, ResponseFormat> resMetadata = assetMetadataConverter.convertToAssetMetadata(assetTypeData.left().value(), requestURI, false);
 217                 if (resMetadata.isRight()) {
 218                     log.debug("getAssetList: Asset conversion Failed");
 219                     responseFormat = resMetadata.right().value();
 220                     getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 221                     return buildErrorResponse(responseFormat);
 222                 }
 223                 Object result = RepresentationUtils.toRepresentation(resMetadata.left().value());
 224                 responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.OK);
 225                 getComponentsUtils().auditExternalGetAssetList(responseFormat, auditingActionEnum, distributionData, requestId);
 226
 227                 response = buildOkResponse(responseFormat, result);
 228                 return response;
 229             }
 230         } catch (Exception e) {
 231             BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Fetch filtered list of assets");
 232             log.debug("getAssetList: Fetch list of assets failed with exception", e);
 233             throw e;
 234         }
 235     }
 236
 237     /**
 238      *
 239      * @param requestId
 240      * @param instanceIdHeader
 241      * @param accept
 242      * @param authorization
 243      * @param assetType
 244      * @param uuid
 245      * @return
 246      */
 247     @GET
 248     @Path("/{assetType}/{uuid}/metadata")
 249     @Produces(MediaType.APPLICATION_JSON)
 250     @Operation(description = "Detailed metadata of asset by uuid", method = "GET",
 251             summary = "Returns detailed metadata of an asset by uuid", responses = {@ApiResponse(responseCode = "200",
 252             description = "ECOMP component is authenticated and list of Catalog Assets Metadata is returned",
 253             content = @Content(array = @ArraySchema(schema = @Schema(implementation = AssetMetadata.class)))),
 254             @ApiResponse(responseCode = "400", description = "Missing  'X-ECOMP-InstanceID'  HTTP header - POL5001"),
 255             @ApiResponse(responseCode = "401",
 256                     description = "ECOMP component  should authenticate itself  and  to  re-send  again  HTTP  request  with its Basic Authentication credentials - POL5002"),
 257             @ApiResponse(responseCode = "403", description = "ECOMP component is not authorized - POL5003"),
 258             @ApiResponse(responseCode = "404",
 259                     description = "Error: Requested '%1' (uuid) resource was not found - SVC4063"),
 260             @ApiResponse(responseCode = "405",
 261                     description = "Method  Not Allowed  :  Invalid HTTP method type used ( PUT,DELETE,POST will be rejected) - POL4050"),
 262             @ApiResponse(responseCode = "500",
 263                     description = "The GET request failed either due to internal SDC problem. ECOMP Component should continue the attempts to get the needed information - POL5000")})
 264     @PermissionAllowed(AafPermission.PermNames.READ_VALUE)
 265     public Response getAssetSpecificMetadataByUuidExternal(
 266             @Parameter(description = "X-ECOMP-RequestID header",
 267                     required = false) @HeaderParam(value = Constants.X_ECOMP_REQUEST_ID_HEADER) String requestId,
 268             @Parameter(description = "X-ECOMP-InstanceID header", required = true) @HeaderParam(
 269                     value = Constants.X_ECOMP_INSTANCE_ID_HEADER) final String instanceIdHeader,
 270             @Parameter(description = "Determines the format of the body of the response",
 271                     required = false) @HeaderParam(value = Constants.ACCEPT_HEADER) String accept,
 272             @Parameter(description = "The username and password",
 273                     required = true) @HeaderParam(value = Constants.AUTHORIZATION_HEADER) String authorization,
 274             @Parameter(description = "The requested asset type",schema = @Schema(allowableValues = {"resources", "services"}),
 275                     required = true) @PathParam("assetType") final String assetType,
 276             @Parameter(description = "The requested asset uuid",
 277                     required = true) @PathParam("uuid") final String uuid) throws IOException {
 278
 279         Response response = null;
 280         ResponseFormat responseFormat = null;
 281         AuditingActionEnum auditingActionEnum = AuditingActionEnum.GET_ASSET_METADATA;
 282         String requestURI = request.getRequestURI();
 283         String url = request.getMethod() + " " + requestURI;
 284         log.debug("Start handle request of {}", url);
 285
 286         ComponentTypeEnum componentType = ComponentTypeEnum.findByParamName(assetType);
 287         ResourceCommonInfo resourceCommonInfo = new ResourceCommonInfo(componentType.getValue());
 288         DistributionData distributionData = new DistributionData(instanceIdHeader, requestURI);
 289         // Mandatory
 290         if (instanceIdHeader == null || instanceIdHeader.isEmpty()) {
 291             log.debug("getAssetList: Missing X-ECOMP-InstanceID header");
 292             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.MISSING_X_ECOMP_INSTANCE_ID);
 293             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 294                     resourceCommonInfo, requestId, uuid);
 295             return buildErrorResponse(responseFormat);
 296         }
 297
 298         try {
 299
 300             Either<List<? extends Component>, ResponseFormat> assetTypeData = elementBusinessLogic.getCatalogComponentsByUuidAndAssetType(assetType, uuid);
 301
 302             if (assetTypeData.isRight()) {
 303                 log.debug("getAssetList: Asset Fetching Failed");
 304                 responseFormat = assetTypeData.right().value();
 305                 getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 306                         resourceCommonInfo, requestId, uuid);
 307
 308                 return buildErrorResponse(responseFormat);
 309             }
 310             resourceCommonInfo.setResourceName(assetTypeData.left().value().iterator().next().getName());
 311             log.debug("getAssetList: Asset Fetching Success");
 312             Either<List<? extends AssetMetadata>, ResponseFormat> resMetadata = assetMetadataConverter.convertToAssetMetadata(assetTypeData.left().value(), requestURI, true);
 313             if (resMetadata.isRight()) {
 314                 log.debug("getAssetList: Asset conversion Failed");
 315                 responseFormat = resMetadata.right().value();
 316
 317                 getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 318                         resourceCommonInfo, requestId, uuid);
 319                 return buildErrorResponse(responseFormat);
 320             }
 321             Object result = RepresentationUtils.toRepresentation(resMetadata.left().value().iterator().next());
 322             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.OK);
 323             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 324                     resourceCommonInfo, requestId, uuid);
 325
 326             response = buildOkResponse(responseFormat, result);
 327             return response;
 328
 329         } catch (Exception e) {
 330             BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Fetch filtered list of assets");
 331             log.debug("getAssetList: Fetch list of assets failed with exception", e);
 332             throw e;
 333         }
 334     }
 335
 336     private ComponentBusinessLogic getComponentBLByType(ComponentTypeEnum componentTypeEnum) {
 337         if(componentTypeEnum.equals(RESOURCE)) {
 338             return resourceBusinessLogic;
 339         } else {
 340             // Implementation is the same for any ComponentBusinessLogic
 341             return serviceBusinessLogic;
 342         }
 343     }
 344
 345     /**
 346      *
 347      * @param requestId
 348      * @param instanceIdHeader
 349      * @param accept
 350      * @param authorization
 351      * @param assetType
 352      * @param uuid
 353      * @return
 354      */
 355
 356     @GET
 357     @Path("/{assetType}/{uuid}/toscaModel")
 358     @Produces(MediaType.APPLICATION_OCTET_STREAM)
 359     @Operation(description = "Fetch assets CSAR", method = "GET", summary = "Returns asset csar", responses = {
 360             @ApiResponse(content = @Content(array = @ArraySchema(schema = @Schema(implementation = String.class)))),
 361             @ApiResponse(responseCode = "200",
 362                     description = "ECOMP component is authenticated and list of Catalog Assets Metadata is returned",
 363                     content = @Content(array = @ArraySchema(schema = @Schema(implementation = String.class)))),
 364             @ApiResponse(responseCode = "400", description = "Missing  'X-ECOMP-InstanceID'  HTTP header - POL5001"),
 365             @ApiResponse(responseCode = "401",
 366                     description = "ECOMP component  should authenticate itself  and  to  re-send  again  HTTP  request  with its Basic Authentication credentials - POL5002"),
 367             @ApiResponse(responseCode = "403", description = "ECOMP component is not authorized - POL5003"),
 368             @ApiResponse(responseCode = "404",
 369                     description = "Error: Requested '%1' (uuid) resource was not found - SVC4063"),
 370             @ApiResponse(responseCode = "405",
 371                     description = "Method  Not Allowed  :  Invalid HTTP method type used ( PUT,DELETE,POST will be rejected) - POL4050"),
 372             @ApiResponse(responseCode = "500",
 373                     description = "The GET request failed either due to internal SDC problem. ECOMP Component should continue the attempts to get the needed information - POL5000")})
 374     @PermissionAllowed(AafPermission.PermNames.READ_VALUE)
 375     public Response getToscaModelExternal(
 376             @Parameter(description = "X-ECOMP-RequestID header",
 377                     required = false) @HeaderParam(value = Constants.X_ECOMP_REQUEST_ID_HEADER) String requestId,
 378             @Parameter(description = "X-ECOMP-InstanceID header", required = true) @HeaderParam(
 379                     value = Constants.X_ECOMP_INSTANCE_ID_HEADER) final String instanceIdHeader,
 380             @Parameter(description = "Determines the format of the body of the response",
 381                     required = false) @HeaderParam(value = Constants.ACCEPT_HEADER) String accept,
 382             @Parameter(description = "The username and password",
 383                     required = true) @HeaderParam(value = Constants.AUTHORIZATION_HEADER) String authorization,
 384             @Parameter(description = "The requested asset type",schema = @Schema(allowableValues = {"resources", "services"}),
 385                     required = true) @PathParam("assetType") final String assetType,
 386             @Parameter(description = "The requested asset uuid",
 387                     required = true) @PathParam("uuid") final String uuid) {
 388
 389         String url = request.getRequestURI();
 390         log.debug("Start handle request of {} {}", request.getMethod(), url);
 391         Response response = null;
 392         ResponseFormat responseFormat = null;
 393         ComponentTypeEnum componentType = ComponentTypeEnum.findByParamName(assetType);
 394         AuditingActionEnum auditingActionEnum = AuditingActionEnum.GET_TOSCA_MODEL;
 395
 396         ResourceCommonInfo resourceCommonInfo = new ResourceCommonInfo(componentType.getValue());
 397         DistributionData distributionData = new DistributionData(instanceIdHeader, url);
 398
 399         if (instanceIdHeader == null || instanceIdHeader.isEmpty()) {
 400             log.debug("getToscaModel: Missing X-ECOMP-InstanceID header");
 401             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.MISSING_X_ECOMP_INSTANCE_ID);
 402             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 403                     resourceCommonInfo, requestId, uuid);
 404             return buildErrorResponse(responseFormat);
 405         }
 406
 407         try {
 408             ComponentBusinessLogic componentBusinessLogic = getComponentBLByType(componentType);
 409             ImmutablePair<String, byte[]> csarArtifact = componentBusinessLogic.getToscaModelByComponentUuid(componentType, uuid, resourceCommonInfo);
 410             byte[] value = csarArtifact.getRight();
 411             InputStream is = new ByteArrayInputStream(value);
 412             String contenetMD5 = GeneralUtility.calculateMD5Base64EncodedByByteArray(value);
 413             Map<String, String> headers = new HashMap<>();
 414             headers.put(Constants.CONTENT_DISPOSITION_HEADER, getContentDispositionValue(csarArtifact.getLeft()));
 415             headers.put(Constants.MD5_HEADER, contenetMD5);
 416             responseFormat = getComponentsUtils().getResponseFormat(ActionStatus.OK);
 417             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 418                     resourceCommonInfo, requestId, uuid);
 419             response = buildOkResponse(responseFormat, is, headers);
 420             return response;
 421
 422         } catch (ComponentException e) {
 423             responseFormat = e.getResponseFormat();
 424             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 425                     resourceCommonInfo, requestId, uuid);
 426             BeEcompErrorManager.getInstance().logBeRestApiGeneralError("Get asset tosca model");
 427             log.debug("failed to get asset tosca model", e);
 428             response = buildErrorResponse(responseFormat);
 429             getComponentsUtils().auditExternalGetAsset(responseFormat, auditingActionEnum, distributionData,
 430                     resourceCommonInfo, requestId, uuid);
 431             return response;
 432         }
 433     }
 434
 435
 436     private String removeDuplicateSlashSeparator(String requestUri) {
 437         return requestUri.substring(0, requestUri.length()-1);
 438     }
 439 }