ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/functions/resource/resolution/processor/InputResourceResolutionProcessor.kt

   1 /*
   2  *  Copyright © 2017-2018 AT&T Intellectual Property.
   3  *  Modifications Copyright © 2018 IBM.
   4  *
   5  *  Licensed under the Apache License, Version 2.0 (the "License");
   6  *  you may not use this file except in compliance with the License.
   7  *  You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  *  Unless required by applicable law or agreed to in writing, software
  12  *  distributed under the License is distributed on an "AS IS" BASIS,
  13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  *  See the License for the specific language governing permissions and
  15  *  limitations under the License.
  16  */
  17
  18 package org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.processor
  19
  20 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.DatabaseResourceSource
  21 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.ResourceResolutionConstants.PREFIX_RESOURCE_RESOLUTION_PROCESSOR
  22 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.utils.ResourceAssignmentUtils
  23 import org.onap.ccsdk.cds.blueprintsprocessor.services.execution.ExecutionServiceDomains
  24 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
  25 import org.onap.ccsdk.cds.controllerblueprints.core.isNotEmpty
  26 import org.onap.ccsdk.cds.controllerblueprints.core.updateErrorMessage
  27 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
  28 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment
  29 import org.springframework.beans.factory.config.ConfigurableBeanFactory
  30 import org.springframework.context.annotation.Scope
  31 import org.springframework.stereotype.Service
  32
  33 /**
  34  * InputResourceResolutionProcessor
  35  *
  36  * @author Kapil Singal
  37  */
  38 @Service("${PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-input")
  39 @Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
  40 open class InputResourceResolutionProcessor : ResourceAssignmentProcessor() {
  41
  42     override fun getName(): String {
  43         return "${PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-input"
  44     }
  45
  46     override suspend fun processNB(resourceAssignment: ResourceAssignment) {
  47         try {
  48             if (isNotEmpty(resourceAssignment.name) && !setFromInput(resourceAssignment)) {
  49                 setFromKeyDependencies(resourceAssignment)
  50             }
  51             // Check the value has populated for mandatory case
  52             ResourceAssignmentUtils.assertTemplateKeyValueNotNull(resourceAssignment)
  53         } catch (e: BluePrintProcessorException) {
  54             val errorMsg = "Failed to process input resource resolution in template key ($resourceAssignment) assignments."
  55             throw e.updateErrorMessage(ExecutionServiceDomains.RESOURCE_RESOLUTION, errorMsg,
  56                     "Wrong input value was set.")
  57         } catch (e: Exception) {
  58             ResourceAssignmentUtils.setFailedResourceDataValue(resourceAssignment, e.message)
  59             throw BluePrintProcessorException("Failed in template key ($resourceAssignment) assignments with : (${e.message})", e)
  60         }
  61     }
  62
  63     // usecase: where input data attribute doesn't match with resourceName, and needs an alternate mapping provided under key-dependencies.
  64     private fun setFromKeyDependencies(resourceAssignment: ResourceAssignment) {
  65         val dName = resourceAssignment.dictionaryName!!
  66         val dSource = resourceAssignment.dictionarySource!!
  67         val resourceDefinition = resourceDefinition(dName)
  68
  69         /** Check Resource Assignment has the source definitions, If not get from Resource Definition **/
  70         val resourceSource = resourceAssignment.dictionarySourceDefinition
  71             ?: resourceDefinition?.sources?.get(dSource)
  72             ?: throw BluePrintProcessorException("couldn't get resource definition $dName source($dSource)")
  73         val resourceSourceProperties = checkNotNull(resourceSource.properties) {
  74             "failed to get source properties for $dName "
  75         }
  76         val sourceProperties =
  77             JacksonUtils.getInstanceFromMap(resourceSourceProperties, DatabaseResourceSource::class.java)
  78
  79         val keyDependency = checkNotNull(sourceProperties.keyDependencies) {
  80             "failed to get input-key-mappings for $dName under $dSource properties"
  81         }
  82         // keyDependency = service-instance.service-instance-id
  83         setFromInputKeyDependencies(keyDependency, resourceAssignment); // New API which picks arrtibute from Input
  84     }
  85
  86     override suspend fun recoverNB(runtimeException: RuntimeException, resourceAssignment: ResourceAssignment) {
  87         raRuntimeService.getBluePrintError().addError(runtimeException.message!!)
  88     }
  89 }