gerrit.onap Code Review - ccsdk/cds.git/blob

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   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
  17 package org.onap.ccsdk.apps.blueprintsprocessor.functions.python.executor
  18
  19 import org.apache.commons.io.FilenameUtils
  20 import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ExecutionServiceInput
  21 import org.onap.ccsdk.apps.blueprintsprocessor.functions.python.executor.utils.PythonExecutorUtils
  22 import org.onap.ccsdk.apps.blueprintsprocessor.services.execution.AbstractComponentFunction
  23 import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants
  24 import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException
  25 import org.onap.ccsdk.apps.controllerblueprints.core.checkNotEmptyNThrow
  26 import org.onap.ccsdk.apps.controllerblueprints.core.data.OperationAssignment
  27 import org.slf4j.LoggerFactory
  28 import org.springframework.stereotype.Component
  29
  30 @Component("component-python-executor")
  31 class ComponentPythonExecutor(private val pythonExecutorProperty: PythonExecutorProperty) : AbstractComponentFunction() {
  32
  33     private val log = LoggerFactory.getLogger(ComponentPythonExecutor::class.java)
  34
  35     private var componentFunction: AbstractComponentFunction? = null
  36
  37
  38     override fun process(executionServiceInput: ExecutionServiceInput) {
  39
  40         log.info("Processing : ${executionServiceInput.metadata}")
  41         checkNotNull(bluePrintRuntimeService) { "failed to get bluePrintRuntimeService" }
  42
  43         val bluePrintContext = bluePrintRuntimeService!!.bluePrintContext()
  44
  45         val operationAssignment: OperationAssignment = bluePrintContext
  46                 .nodeTemplateInterfaceOperation(nodeTemplateName, interfaceName, operationName)
  47
  48         val blueprintBasePath: String = bluePrintRuntimeService!!.get(BluePrintConstants.PROPERTY_BLUEPRINT_BASE_PATH)?.asText()
  49                 ?: throw BluePrintProcessorException("python execute path is missing for node template ($nodeTemplateName)")
  50
  51         val artifactName: String = operationAssignment.implementation?.primary
  52                 ?: throw BluePrintProcessorException("missing primary field to get artifact name for node template ($nodeTemplateName)")
  53
  54         val artifactDefinition = bluePrintRuntimeService!!.resolveNodeTemplateArtifactDefinition(nodeTemplateName, artifactName)
  55
  56         val pythonFileName = artifactDefinition.file
  57                 ?: throw BluePrintProcessorException("missing file name for node template ($nodeTemplateName)'s artifactName($artifactName)")
  58
  59         val pythonClassName = FilenameUtils.getBaseName(pythonFileName)
  60
  61         val content: String? = bluePrintRuntimeService!!.resolveNodeTemplateArtifact(nodeTemplateName, artifactName)
  62
  63         checkNotEmptyNThrow(content, "artifact ($artifactName) content is empty")
  64
  65         val pythonPath: MutableList<String> = operationAssignment.implementation?.dependencies ?: arrayListOf()
  66         pythonPath.add(blueprintBasePath)
  67         pythonPath.addAll(pythonExecutorProperty.modulePaths)
  68
  69         val properties: MutableMap<String, Any> = hashMapOf()
  70         properties["log"] = log
  71
  72         componentFunction = PythonExecutorUtils.getPythonComponent(pythonExecutorProperty.executionPath, pythonPath, content, pythonClassName, properties)
  73
  74         componentFunction!!.process(executionServiceInput)
  75
  76     }
  77
  78     override fun recover(runtimeException: RuntimeException, executionRequest: ExecutionServiceInput) {
  79         componentFunction!!.recover(runtimeException, executionRequest)
  80     }
  81
  82 }