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

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   3  *
   4  * Modifications Copyright © 2019 IBM, Bell Canada.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  */
  18
  19 package org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.processor
  20
  21 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.CapabilityResourceSource
  22 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.ResourceResolutionConstants.PREFIX_RESOURCE_RESOLUTION_PROCESSOR
  23 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.utils.ResourceAssignmentUtils
  24 import org.onap.ccsdk.cds.blueprintsprocessor.services.execution.ComponentFunctionScriptingService
  25 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
  26 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
  27 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment
  28 import org.slf4j.LoggerFactory
  29 import org.springframework.beans.factory.config.ConfigurableBeanFactory
  30 import org.springframework.context.ApplicationContext
  31 import org.springframework.context.annotation.Scope
  32 import org.springframework.stereotype.Service
  33
  34 @Service("${PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-capability")
  35 @Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
  36 open class CapabilityResourceResolutionProcessor(private val applicationContext: ApplicationContext,
  37                                                  private var componentFunctionScriptingService: ComponentFunctionScriptingService)
  38     : ResourceAssignmentProcessor() {
  39
  40     private val log = LoggerFactory.getLogger(CapabilityResourceResolutionProcessor::class.java)
  41
  42     var componentResourceAssignmentProcessor: ResourceAssignmentProcessor? = null
  43
  44     override fun getName(): String {
  45         return "${PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-capability"
  46     }
  47
  48     override suspend fun processNB(resourceAssignment: ResourceAssignment) {
  49
  50         val resourceDefinition = resourceDictionaries[resourceAssignment.dictionaryName]
  51                 ?: throw BluePrintProcessorException("couldn't get resource definition for ${resourceAssignment.dictionaryName}")
  52
  53         val resourceSource = resourceDefinition.sources[resourceAssignment.dictionarySource]
  54                 ?: throw BluePrintProcessorException("couldn't get resource definition " +
  55                         "${resourceAssignment.dictionaryName} source(${resourceAssignment.dictionarySource})")
  56
  57         val resourceSourceProps = checkNotNull(resourceSource.properties) { "failed to get $resourceSource properties" }
  58         /**
  59          * Get the Capability Resource Source Info from Property Definitions.
  60          */
  61         val capabilityResourceSourceProperty = JacksonUtils
  62                 .getInstanceFromMap(resourceSourceProps, CapabilityResourceSource::class.java)
  63
  64         val scriptType = capabilityResourceSourceProperty.scriptType
  65         val scriptClassReference = capabilityResourceSourceProperty.scriptClassReference
  66         val instanceDependencies = capabilityResourceSourceProperty.instanceDependencies ?: listOf()
  67
  68         componentResourceAssignmentProcessor = scriptInstance(scriptType, scriptClassReference, instanceDependencies)
  69
  70         checkNotNull(componentResourceAssignmentProcessor) {
  71             "failed to get capability resource assignment processor($scriptClassReference)"
  72         }
  73
  74         // Assign Current Blueprint runtime and ResourceDictionaries
  75         componentResourceAssignmentProcessor!!.scriptType = scriptType
  76         componentResourceAssignmentProcessor!!.raRuntimeService = raRuntimeService
  77         componentResourceAssignmentProcessor!!.resourceDictionaries = resourceDictionaries
  78
  79         // Invoke componentResourceAssignmentProcessor
  80         componentResourceAssignmentProcessor!!.executeScript(resourceAssignment)
  81     }
  82
  83     override suspend fun recoverNB(runtimeException: RuntimeException, resourceAssignment: ResourceAssignment) {
  84         raRuntimeService.getBluePrintError()
  85                 .addError("Failed in CapabilityResourceResolutionProcessor : ${runtimeException.message}")
  86         ResourceAssignmentUtils.setFailedResourceDataValue(resourceAssignment, runtimeException.message)
  87     }
  88
  89     suspend fun scriptInstance(scriptType: String, scriptClassReference: String, instanceDependencies: List<String>)
  90             : ResourceAssignmentProcessor {
  91
  92         log.info("creating resource resolution of script type($scriptType), reference name($scriptClassReference) and" +
  93                 "instanceDependencies($instanceDependencies)")
  94
  95         val scriptComponent = componentFunctionScriptingService
  96                 .scriptInstance<ResourceAssignmentProcessor>(raRuntimeService.bluePrintContext(), scriptType,
  97                         scriptClassReference)
  98
  99         instanceDependencies.forEach { instanceDependency ->
 100             scriptPropertyInstances[instanceDependency] = applicationContext
 101                     .getBean(instanceDependency)
 102         }
 103         return scriptComponent
 104     }
 105
 106 }