ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/services/workflow/DGWorkflowExecutionService.kt

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   3  * Modifications Copyright © 2019 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.apps.blueprintsprocessor.services.workflow
  19
  20 import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ExecutionServiceInput
  21 import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ExecutionServiceOutput
  22 import org.onap.ccsdk.apps.blueprintsprocessor.services.workflow.utils.SvcGraphUtils
  23 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintWorkflowExecutionService
  24 import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
  25 import org.slf4j.LoggerFactory
  26 import org.springframework.stereotype.Service
  27 import java.io.File
  28
  29
  30 @Service("dgWorkflowExecutionService")
  31 open class DGWorkflowExecutionService(private val blueprintSvcLogicService: BlueprintSvcLogicService)
  32     : BluePrintWorkflowExecutionService<ExecutionServiceInput, ExecutionServiceOutput> {
  33
  34     private val log = LoggerFactory.getLogger(DGWorkflowExecutionService::class.java)
  35
  36     override suspend fun executeBluePrintWorkflow(bluePrintRuntimeService: BluePrintRuntimeService<*>,
  37                                                   executionServiceInput: ExecutionServiceInput,
  38                                                   properties: MutableMap<String, Any>): ExecutionServiceOutput {
  39
  40         val bluePrintContext = bluePrintRuntimeService.bluePrintContext()
  41
  42         val workflowName = executionServiceInput.actionIdentifiers.actionName
  43
  44         // Get the DG Node Template
  45         val nodeTemplateName = bluePrintContext.workflowFirstStepNodeTemplate(workflowName)
  46
  47         log.info("Executing workflow($workflowName) directed graph NodeTemplate($nodeTemplateName)")
  48
  49         // Get the DG file info
  50         val artifactDefinition = bluePrintContext.nodeTemplateArtifactForArtifactType(nodeTemplateName,
  51                 WorkflowServiceConstants.ARTIFACT_TYPE_DIRECTED_GRAPH)
  52
  53         // Populate the DG Path
  54         val dgFilePath = bluePrintContext.rootPath.plus(File.separator).plus(artifactDefinition.file)
  55
  56         log.info("Executing directed graph ($dgFilePath)")
  57
  58         // Create DG instance
  59         val graph = SvcGraphUtils.getSvcGraphFromFile(dgFilePath)
  60
  61         // Assign Workflow inputs
  62         val input = executionServiceInput.payload.get("$workflowName-request")
  63         bluePrintRuntimeService.assignWorkflowInputs(workflowName, input)
  64
  65         // Execute the DG
  66         return blueprintSvcLogicService.execute(graph, bluePrintRuntimeService, executionServiceInput) as ExecutionServiceOutput
  67
  68     }
  69
  70 }