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.HashMap
  33
  34 class MockRestResourceResolutionProcessor(
  35     private val blueprintRestLibPropertyService:
  36     MockBluePrintRestLibPropertyService
  37 ) : ResourceAssignmentProcessor() {
  38
  39     private val logger = LoggerFactory.getLogger(MockRestResourceResolutionProcessor::class.java)
  40
  41     override fun resolveInputKeyMappingVariables(inputKeyMapping: Map<String, String>): Map<String, JsonNode> {
  42         val resolvedInputKeyMapping = HashMap<String, JsonNode>()
  43         if (MapUtils.isNotEmpty(inputKeyMapping)) {
  44
  45             resolvedInputKeyMapping["service-instance-id"] = "10".asJsonPrimitive()
  46             resolvedInputKeyMapping["vnf_name"] = "vnf1".asJsonPrimitive()
  47             resolvedInputKeyMapping["vnf-id"] = "123456".asJsonPrimitive()
  48         }
  49         return resolvedInputKeyMapping
  50     }
  51
  52     override fun getName(): String {
  53         return "${ResourceResolutionConstants.PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-rest"
  54     }
  55
  56     override suspend fun processNB(executionRequest: ResourceAssignment) {
  57         try {
  58             // Check if It has Input
  59             if (!setFromInput(executionRequest)) {
  60                 val dName = executionRequest.dictionaryName
  61                 val dSource = executionRequest.dictionarySource
  62                 val resourceDefinition = resourceDictionaries[dName]
  63
  64                 val resourceSource = resourceDefinition!!.sources[dSource]
  65
  66                 val resourceSourceProperties = resourceSource!!.properties
  67
  68                 val sourceProperties =
  69                     JacksonUtils.getInstanceFromMap(resourceSourceProperties!!, RestResourceSource::class.java)
  70
  71                 val path = nullToEmpty(sourceProperties.path)
  72                 val inputKeyMapping = sourceProperties.inputKeyMapping
  73
  74                 val resolvedInputKeyMapping = resolveInputKeyMappingVariables(inputKeyMapping!!).toMutableMap()
  75
  76                 // Resolving content Variables
  77                 val payload = resolveFromInputKeyMapping(nullToEmpty(sourceProperties.payload), resolvedInputKeyMapping)
  78                 val urlPath =
  79                     resolveFromInputKeyMapping(checkNotNull(sourceProperties.urlPath), resolvedInputKeyMapping)
  80                 val verb = resolveFromInputKeyMapping(nullToEmpty(sourceProperties.verb), resolvedInputKeyMapping)
  81
  82                 logger.info(
  83                     "MockRestResource ($dSource) dictionary information: " +
  84                             "URL:($urlPath), input-key-mapping:($inputKeyMapping), output-key-mapping:(${sourceProperties.outputKeyMapping})"
  85                 )
  86
  87                 // Get the Rest Client Service
  88                 val restClientService = blueprintWebClientService(executionRequest)
  89
  90                 val response = restClientService.exchangeResource(verb, urlPath, payload)
  91                 val responseStatusCode = response.status
  92                 val responseBody = response.body
  93                 if (responseStatusCode in 200..299 && !responseBody.isBlank()) {
  94                     populateResource(executionRequest, sourceProperties, responseBody, path)
  95                     restClientService.tearDown()
  96                 } else {
  97                     val errMsg =
  98                         "Failed to get $dSource result for dictionary name ($dName) using urlPath ($urlPath) response_code: ($responseStatusCode)"
  99                     logger.warn(errMsg)
 100                     throw BluePrintProcessorException(errMsg)
 101                 }
 102             }
 103         } catch (e: Exception) {
 104             ResourceAssignmentUtils.setFailedResourceDataValue(executionRequest, e.message)
 105             throw BluePrintProcessorException("Failed in template resolutionKey ($executionRequest) assignments with: ${e.message}", e)
 106         }
 107     }
 108
 109     override suspend fun recoverNB(runtimeException: RuntimeException, executionRequest: ResourceAssignment) {
 110         raRuntimeService.getBluePrintError().addError(runtimeException.message!!)
 111     }
 112
 113     private fun blueprintWebClientService(resourceAssignment: ResourceAssignment): MockBlueprintWebClientService {
 114         return blueprintRestLibPropertyService.mockBlueprintWebClientService(resourceAssignment.dictionarySource!!)
 115     }
 116
 117     @Throws(BluePrintProcessorException::class)
 118     private fun populateResource(
 119         resourceAssignment: ResourceAssignment,
 120         sourceProperties: RestResourceSource,
 121         restResponse: String,
 122         path: String
 123     ) {
 124         val type = nullToEmpty(resourceAssignment.property?.type)
 125         lateinit var entrySchemaType: String
 126
 127         val outputKeyMapping = sourceProperties.outputKeyMapping
 128
 129         val responseNode = JacksonUtils.jsonNode(restResponse).at(path)
 130
 131         when (type) {
 132             in BluePrintTypes.validPrimitiveTypes() -> {
 133                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, responseNode)
 134             }
 135             in BluePrintTypes.validCollectionTypes() -> {
 136                 // Array Types
 137                 entrySchemaType = resourceAssignment.property!!.entrySchema!!.type
 138                 val arrayNode = responseNode as ArrayNode
 139
 140                 if (entrySchemaType !in BluePrintTypes.validPrimitiveTypes()) {
 141                     val responseArrayNode = responseNode.toList()
 142                     for (responseSingleJsonNode in responseArrayNode) {
 143
 144                         val arrayChildNode = JacksonUtils.objectMapper.createObjectNode()
 145
 146                         outputKeyMapping!!.map {
 147                             val responseKeyValue = responseSingleJsonNode.get(it.key)
 148                             val propertyTypeForDataType = ResourceAssignmentUtils
 149                                 .getPropertyType(raRuntimeService, entrySchemaType, it.key)
 150
 151                             JacksonUtils.populateJsonNodeValues(
 152                                 it.value,
 153                                 responseKeyValue, propertyTypeForDataType, arrayChildNode
 154                             )
 155                         }
 156                         arrayNode.add(arrayChildNode)
 157                     }
 158                 }
 159                 // Set the List of Complex Values
 160                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, arrayNode)
 161             }
 162             else -> {
 163                 // Complex Types
 164                 entrySchemaType = resourceAssignment.property!!.type
 165                 val objectNode = JacksonUtils.objectMapper.createObjectNode()
 166                 outputKeyMapping!!.map {
 167                     val responseKeyValue = responseNode.get(it.key)
 168                     val propertyTypeForDataType = ResourceAssignmentUtils
 169                         .getPropertyType(raRuntimeService, entrySchemaType, it.key)
 170                     JacksonUtils.populateJsonNodeValues(it.value, responseKeyValue, propertyTypeForDataType, objectNode)
 171                 }
 172                 // Set the List of Complex Values
 173                 ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, objectNode)
 174             }
 175         }
 176     }
 177 }