RestResourceResolutionProcessor should always set Status
[ccsdk/cds.git] / ms / blueprintsprocessor / functions / resource-resolution / src / main / kotlin / org / onap / ccsdk / cds / blueprintsprocessor / functions / resource / resolution / processor / RestResourceResolutionProcessor.kt
index 6cf1c0b..c60bc76 100644 (file)
@@ -1,6 +1,6 @@
 /*
- *  Copyright © 2018 IBM.
- *  Modifications Copyright © 2017-2019 AT&T, Bell Canada
+ *  Copyright © 2018 - 2020 IBM.
+ *  Modifications Copyright © 2017-2020 AT&T, Bell Canada
  *
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
 
 package org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.processor
 
-import com.fasterxml.jackson.databind.node.ArrayNode
-import com.fasterxml.jackson.databind.node.MissingNode
-import com.fasterxml.jackson.databind.node.NullNode
 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.ResourceResolutionConstants.PREFIX_RESOURCE_RESOLUTION_PROCESSOR
 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.RestResourceSource
 import org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution.utils.ResourceAssignmentUtils
 import org.onap.ccsdk.cds.blueprintsprocessor.rest.service.BluePrintRestLibPropertyService
 import org.onap.ccsdk.cds.blueprintsprocessor.rest.service.BlueprintWebClientService
-import org.onap.ccsdk.cds.controllerblueprints.core.*
+import org.onap.ccsdk.cds.blueprintsprocessor.services.execution.ExecutionServiceDomains
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
+import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.cds.controllerblueprints.core.isNotEmpty
+import org.onap.ccsdk.cds.controllerblueprints.core.checkNotEmpty
+import org.onap.ccsdk.cds.controllerblueprints.core.nullToEmpty
+import org.onap.ccsdk.cds.controllerblueprints.core.updateErrorMessage
 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
+import org.onap.ccsdk.cds.controllerblueprints.resource.dict.KeyIdentifier
 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment
 import org.slf4j.LoggerFactory
 import org.springframework.beans.factory.config.ConfigurableBeanFactory
@@ -40,8 +44,8 @@ import org.springframework.stereotype.Service
  */
 @Service("${PREFIX_RESOURCE_RESOLUTION_PROCESSOR}source-rest")
 @Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
-open class RestResourceResolutionProcessor(private val blueprintRestLibPropertyService: BluePrintRestLibPropertyService)
-    ResourceAssignmentProcessor() {
+open class RestResourceResolutionProcessor(private val blueprintRestLibPropertyService: BluePrintRestLibPropertyService) :
+    ResourceAssignmentProcessor() {
 
     private val logger = LoggerFactory.getLogger(RestResourceResolutionProcessor::class.java)
 
@@ -54,14 +58,14 @@ open class RestResourceResolutionProcessor(private val blueprintRestLibPropertyS
             validate(resourceAssignment)
 
             // Check if It has Input
-            val value = getFromInput(resourceAssignment)
-            if (value == null || value is MissingNode || value is NullNode) {
-                val dName = resourceAssignment.dictionaryName
-                val dSource = resourceAssignment.dictionarySource
-                val resourceDefinition = resourceDictionaries[dName]
-                    ?: throw BluePrintProcessorException("couldn't get resource dictionary definition for $dName")
-
-                val resourceSource = resourceDefinition.sources[dSource]
+            if (!setFromInput(resourceAssignment)) {
+                val dName = resourceAssignment.dictionaryName!!
+                val dSource = resourceAssignment.dictionarySource!!
+                val resourceDefinition = resourceDefinition(dName)
+
+                /** Check Resource Assignment has the source definitions, If not get from Resource Definitions **/
+                val resourceSource = resourceAssignment.dictionarySourceDefinition
+                    ?: resourceDefinition?.sources?.get(dSource)
                     ?: throw BluePrintProcessorException("couldn't get resource definition $dName source($dSource)")
 
                 val resourceSourceProperties =
@@ -75,20 +79,34 @@ open class RestResourceResolutionProcessor(private val blueprintRestLibPropertyS
                     checkNotNull(sourceProperties.inputKeyMapping) { "failed to get input-key-mappings for $dName under $dSource properties" }
                 val resolvedInputKeyMapping = resolveInputKeyMappingVariables(inputKeyMapping).toMutableMap()
 
+                inputKeyMapping?.mapValues { raRuntimeService.getDictionaryStore(it.value) }
+                        ?.map { KeyIdentifier(it.key, it.value) }
+                        ?.let { resourceAssignment.keyIdentifiers.addAll(it) }
+
                 // Resolving content Variables
                 val payload = resolveFromInputKeyMapping(nullToEmpty(sourceProperties.payload), resolvedInputKeyMapping)
+                resourceSourceProperties["resolved-payload"] = JacksonUtils.jsonNode(payload)
                 val urlPath =
                     resolveFromInputKeyMapping(checkNotNull(sourceProperties.urlPath), resolvedInputKeyMapping)
                 val verb = resolveFromInputKeyMapping(nullToEmpty(sourceProperties.verb), resolvedInputKeyMapping)
 
+                logger.info(
+                    "RestResource ($dSource) dictionary information: " +
+                            "URL:($urlPath), input-key-mapping:($inputKeyMapping), output-key-mapping:(${sourceProperties.outputKeyMapping})"
+                )
+                val requestHeaders = sourceProperties.headers
                 logger.info("$dSource dictionary information : ($urlPath), ($inputKeyMapping), (${sourceProperties.outputKeyMapping})")
                 // Get the Rest Client Service
                 val restClientService = blueprintWebClientService(resourceAssignment, sourceProperties)
 
-                val response = restClientService.exchangeResource(verb, urlPath, payload)
+                val response = restClientService.exchangeResource(verb, urlPath, payload, requestHeaders.toMap())
                 val responseStatusCode = response.status
                 val responseBody = response.body
-                if (responseStatusCode in 200..299 && !responseBody.isBlank()) {
+                val outputKeyMapping = sourceProperties.outputKeyMapping
+                if (responseStatusCode in 200..299 && outputKeyMapping.isNullOrEmpty()) {
+                    resourceAssignment.status = BluePrintConstants.STATUS_SUCCESS
+                    logger.info("AS>> outputKeyMapping==null, will not populateResource")
+                } else if (responseStatusCode in 200..299 && !responseBody.isBlank()) {
                     populateResource(resourceAssignment, sourceProperties, responseBody, path)
                 } else {
                     val errMsg =
@@ -99,15 +117,21 @@ open class RestResourceResolutionProcessor(private val blueprintRestLibPropertyS
             }
             // Check the value has populated for mandatory case
             ResourceAssignmentUtils.assertTemplateKeyValueNotNull(resourceAssignment)
+        } catch (e: BluePrintProcessorException) {
+            val errorMsg = "Failed to process REST resource resolution in template key ($resourceAssignment) assignments."
+            ResourceAssignmentUtils.setFailedResourceDataValue(resourceAssignment, errorMsg)
+            throw e.updateErrorMessage(ExecutionServiceDomains.RESOURCE_RESOLUTION, errorMsg,
+                    "Wrong resource definition or resolution failed.")
         } catch (e: Exception) {
             ResourceAssignmentUtils.setFailedResourceDataValue(resourceAssignment, e.message)
-            throw BluePrintProcessorException("Failed in template key ($resourceAssignment) assignments with: ${e.message}",
-                e)
+            throw BluePrintProcessorException("Failed in template key ($resourceAssignment) assignments with: ${e.message}", e)
         }
     }
 
-    fun blueprintWebClientService(resourceAssignment: ResourceAssignment,
-                                  restResourceSource: RestResourceSource): BlueprintWebClientService {
+    fun blueprintWebClientService(
+        resourceAssignment: ResourceAssignment,
+        restResourceSource: RestResourceSource
+    ): BlueprintWebClientService {
         return if (isNotEmpty(restResourceSource.endpointSelector)) {
             val restPropertiesJson = raRuntimeService.resolveDSLExpression(restResourceSource.endpointSelector!!)
             blueprintRestLibPropertyService.blueprintWebClientService(restPropertiesJson)
@@ -117,81 +141,36 @@ open class RestResourceResolutionProcessor(private val blueprintRestLibPropertyS
     }
 
     @Throws(BluePrintProcessorException::class)
-    private fun populateResource(resourceAssignment: ResourceAssignment, sourceProperties: RestResourceSource,
-                                 restResponse: String, path: String) {
+    private fun populateResource(
+        resourceAssignment: ResourceAssignment,
+        sourceProperties: RestResourceSource,
+        restResponse: String,
+        path: String
+    ) {
         val dName = resourceAssignment.dictionaryName
         val dSource = resourceAssignment.dictionarySource
         val type = nullToEmpty(resourceAssignment.property?.type)
-        lateinit var entrySchemaType: String
+        val metadata = resourceAssignment.property!!.metadata
 
         val outputKeyMapping = checkNotNull(sourceProperties.outputKeyMapping) {
             "failed to get output-key-mappings for $dName under $dSource properties"
         }
-        logger.info("Response processing type($type)")
+        logger.info("Response processing type ($type)")
 
         val responseNode = checkNotNull(JacksonUtils.jsonNode(restResponse).at(path)) {
             "Failed to find path ($path) in response ($restResponse)"
         }
-        logger.info("populating value for output mapping ($outputKeyMapping), from json ($responseNode)")
-
-
-        when (type) {
-            in BluePrintTypes.validPrimitiveTypes() -> {
-                logger.info("For template key (${resourceAssignment.name}) setting value as ($responseNode)")
-                ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, responseNode)
-            }
-            in BluePrintTypes.validCollectionTypes() -> {
-                // Array Types
-                entrySchemaType = checkNotEmpty(resourceAssignment.property?.entrySchema?.type) {
-                    "Entry schema is not defined for dictionary ($dName) info"
-                }
-                val arrayNode = JacksonUtils.objectMapper.createArrayNode()
-
-                if (entrySchemaType !in BluePrintTypes.validPrimitiveTypes()) {
-
-                    val responseArrayNode = responseNode.toList()
-                    for (responseSingleJsonNode in responseArrayNode) {
-
-                        val arrayChildNode = JacksonUtils.objectMapper.createObjectNode()
 
-                        outputKeyMapping.map {
-                            val responseKeyValue = responseSingleJsonNode.get(it.key)
-                            val propertyTypeForDataType = ResourceAssignmentUtils
-                                .getPropertyType(raRuntimeService, entrySchemaType, it.key)
+        val valueToPrint = ResourceAssignmentUtils.getValueToLog(metadata, responseNode)
+        logger.info("populating value for output mapping ($outputKeyMapping), from json ($valueToPrint)")
 
-                            logger.info("For List Type Resource: key (${it.key}), value ($responseKeyValue), " +
-                                    "type  ({$propertyTypeForDataType})")
+        val parsedResponseNode = ResourceAssignmentUtils.parseResponseNode(
+            responseNode, resourceAssignment,
+            raRuntimeService, outputKeyMapping
+        )
 
-                            JacksonUtils.populateJsonNodeValues(it.value,
-                                responseKeyValue, propertyTypeForDataType, arrayChildNode)
-                        }
-                        arrayNode.add(arrayChildNode)
-                    }
-                }
-                logger.info("For template key (${resourceAssignment.name}) setting value as ($arrayNode)")
-                // Set the List of Complex Values
-                ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, arrayNode)
-            }
-            else -> {
-                // Complex Types
-                entrySchemaType = checkNotEmpty(resourceAssignment.property?.type) {
-                    "Entry schema is not defined for dictionary ($dName) info"
-                }
-                val objectNode = JacksonUtils.objectMapper.createObjectNode()
-                outputKeyMapping.map {
-                    val responseKeyValue = responseNode.get(it.key)
-                    val propertyTypeForDataType = ResourceAssignmentUtils
-                        .getPropertyType(raRuntimeService, entrySchemaType, it.key)
-
-                    logger.info("For List Type Resource: key (${it.key}), value ($responseKeyValue), type  ({$propertyTypeForDataType})")
-                    JacksonUtils.populateJsonNodeValues(it.value, responseKeyValue, propertyTypeForDataType, objectNode)
-                }
-
-                logger.info("For template key (${resourceAssignment.name}) setting value as ($objectNode)")
-                // Set the List of Complex Values
-                ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, objectNode)
-            }
-        }
+        // Set the List of Complex Values
+        ResourceAssignmentUtils.setResourceDataValue(resourceAssignment, raRuntimeService, parsedResponseNode)
     }
 
     @Throws(BluePrintProcessorException::class)
@@ -208,5 +187,4 @@ open class RestResourceResolutionProcessor(private val blueprintRestLibPropertyS
     override suspend fun recoverNB(runtimeException: RuntimeException, resourceAssignment: ResourceAssignment) {
         raRuntimeService.getBluePrintError().addError(runtimeException.message!!)
     }
-
 }