ms/blueprintsprocessor/functions/resource-resolution/src/test/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/functions/resource/resolution/mock/MockRestResourceResolutionProcessor.kt

   1 /*
   2  * Copyright © 2019 IBM, Bell Canada.
   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 package org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.mock
  17
  18 import com.fasterxml.jackson.databind.JsonNode
  19 import com.fasterxml.jackson.databind.node.ArrayNode
  20 import org.apache.commons.collections.MapUtils
  21 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.ResourceResolutionConstants
  22 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.RestResourceSource
  23 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.processor.ResourceAssignmentProcessor
  24 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.utils.ResourceAssignmentUtils
  25 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
  26 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintTypes
  27 import org.onap.ccsdk.cds.controllerblueprints.core.asJsonPrimitive
  28 import org.onap.ccsdk.cds.controllerblueprints.core.nullToEmpty
  29 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
  30 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment
  31 import org.slf4j.LoggerFactory
  32 import java.util.*
  33
  34 class MockRestResourceResolutionProcessor(private val blueprintRestLibPropertyService:
  35                                           MockBluePrintRestLibPropertyService) : ResourceAssignmentProcessor() {
  36
  37     private val logger = LoggerFactory.getLogger(MockRestResourceResolutionProcessor::class.java)
  38
  39     override fun resolveInputKeyMappingVariables(inputKeyMapping: Map<String, String>): Map<String, JsonNode> {
  40         val resolvedInputKeyMapping = HashMap<String, JsonNode>()
  41         if (MapUtils.isNotEmpty(inputKeyMapping)) {
  42
  43             resolvedInputKeyMapping["service-instance-id"] = "10".asJsonPrimitive()
  44             resolvedInputKeyMapping["vnf_name"] = "vnf1".asJsonPrimitive()
  45             resolvedInputKeyMapping["vnf-id"] = "123456".asJsonPrimitive()
  46         }
  47         return resolvedInputKeyMapping
  48     }
  49
  50     override fun getName(): String {
  51         return "${ResourceResolutionConstants.PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-rest"
  52     }
  53
  54     override suspend fun processNB(executionRequest: ResourceAssignment) {
  55         try {
  56             // Check if It has Input
  57             if (!setFromInput(executionRequest)) {
  58                 val dName = executionRequest.dictionaryName
  59                 val dSource = executionRequest.dictionarySource
  60                 val resourceDefinition = resourceDictionaries[dName]
  61
  62                 val resourceSource = resourceDefinition!!.sources[dSource]
  63
  64                 val resourceSourceProperties = resourceSource!!.properties
  65
  66                 val sourceProperties =
  67                     JacksonUtils.getInstanceFromMap(resourceSourceProperties!!, RestResourceSource::class.java)
  68
  69                 val path = nullToEmpty(sourceProperties.path)
  70                 val inputKeyMapping = sourceProperties.inputKeyMapping
  71
  72                 val resolvedInputKeyMapping = resolveInputKeyMappingVariables(inputKeyMapping!!).toMutableMap()
  73
  74                 // Resolving content Variables
  75                 val payload = resolveFromInputKeyMapping(nullToEmpty(sourceProperties.payload), resolvedInputKeyMapping)
  76                 val urlPath =
  77                     resolveFromInputKeyMapping(checkNotNull(sourceProperties.urlPath), resolvedInputKeyMapping)
  78                 val verb = resolveFromInputKeyMapping(nullToEmpty(sourceProperties.verb), resolvedInputKeyMapping)
  79
  80                 logger.info("MockRestResource ($dSource) dictionary information: " +
  81                         "URL:($urlPath), input-key-mapping:($inputKeyMapping), output-key-mapping:(${sourceProperties.outputKeyMapping})")
  82
  83                 // Get the Rest Client Service
  84                 val restClientService = blueprintWebClientService(executionRequest)
  85
  86                 val response = restClientService.exchangeResource(verb, urlPath, payload)
  87                 val responseStatusCode = response.status
  88                 val responseBody = response.body
  89                 if (responseStatusCode in 200..299 && !responseBody.isBlank()) {
  90                     populateResource(executionRequest, sourceProperties, responseBody, path)
  91                     restClientService.tearDown()
  92                 } else {
  93                     val errMsg = "Failed to get $dSource result for dictionary name ($dName) using urlPath ($urlPath) response_code: ($responseStatusCode)"
  94                     logger.warn(errMsg)
  95                     throw BluePrintProcessorException(errMsg)
  96                 }
  97             }
  98         } catch (e: Exception) {
  99             ResourceAssignmentUtils.setFailedResourceDataValue(executionRequest, e.message)
 100             throw BluePrintProcessorException("Failed in template resolutionKey ($executionRequest) assignments with: ${e.message}", e)
 101         }
 102     }
 103
 104     override suspend fun recoverNB(runtimeException: RuntimeException, executionRequest: ResourceAssignment) {
 105         raRuntimeService.getBluePrintError().addError(runtimeException.message!!)
 106     }
 107
 108     private fun blueprintWebClientService(resourceAssignment: ResourceAssignment): MockBlueprintWebClientService {
 109         return blueprintRestLibPropertyService.mockBlueprintWebClientService(resourceAssignment.dictionarySource!!)
 110     }
 111
 112     @Throws(BluePrintProcessorException::class)
 113     private fun populateResource(resourceAssignment: ResourceAssignment, sourceProperties: RestResourceSource,
 114                                  restResponse: String, path: String) {
 115         val type = nullToEmpty(resourceAssignment.property?.type)
 116         lateinit var entrySchemaType: String
 117
 118         val outputKeyMapping = sourceProperties.outputKeyMapping
 119
 120         val responseNode = JacksonUtils.jsonNode(restResponse).at(path)
 121
 122         when (type) {
 123             in BluePrintTypes.validPrimitiveTypes() -> {
 124                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, responseNode)
 125             }
 126             in BluePrintTypes.validCollectionTypes() -> {
 127                 // Array Types
 128                 entrySchemaType = resourceAssignment.property!!.entrySchema!!.type
 129                 val arrayNode = responseNode as ArrayNode
 130
 131                 if (entrySchemaType !in BluePrintTypes.validPrimitiveTypes()) {
 132                     val responseArrayNode = responseNode.toList()
 133                     for (responseSingleJsonNode in responseArrayNode) {
 134
 135                         val arrayChildNode = JacksonUtils.objectMapper.createObjectNode()
 136
 137                         outputKeyMapping!!.map {
 138                             val responseKeyValue = responseSingleJsonNode.get(it.key)
 139                             val propertyTypeForDataType = ResourceAssignmentUtils
 140                                 .getPropertyType(raRuntimeService, entrySchemaType, it.key)
 141
 142                             JacksonUtils.populateJsonNodeValues(
 143                                 it.value,
 144                                 responseKeyValue, propertyTypeForDataType, arrayChildNode
 145                             )
 146                         }
 147                         arrayNode.add(arrayChildNode)
 148                     }
 149                 }
 150                 // Set the List of Complex Values
 151                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, arrayNode)
 152             }
 153             else -> {
 154                 // Complex Types
 155                 entrySchemaType = resourceAssignment.property!!.type
 156                 val objectNode = JacksonUtils.objectMapper.createObjectNode()
 157                 outputKeyMapping!!.map {
 158                     val responseKeyValue = responseNode.get(it.key)
 159                     val propertyTypeForDataType = ResourceAssignmentUtils
 160                         .getPropertyType(raRuntimeService, entrySchemaType, it.key)
 161                     JacksonUtils.populateJsonNodeValues(it.value, responseKeyValue, propertyTypeForDataType, objectNode)
 162                 }
 163                 // Set the List of Complex Values
 164                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, objectNode)
 165             }
 166         }
 167     }
 168 }