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/*
* Copyright © 2017-2018 AT&T Intellectual Property.
* Modifications Copyright © 2019 IBM.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onap.ccsdk.cds.blueprintsprocessor.functions.resource.resolution
import com.fasterxml.jackson.databind.JsonNode
import com.fasterxml.jackson.databind.node.JsonNodeFactory
import com.fasterxml.jackson.databind.node.ObjectNode
import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceInput
import org.onap.ccsdk.cds.blueprintsprocessor.services.execution.AbstractComponentFunction
import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
import org.onap.ccsdk.cds.controllerblueprints.core.asJsonNode
import org.onap.ccsdk.cds.controllerblueprints.core.asObjectNode
import org.onap.ccsdk.cds.controllerblueprints.core.returnNullIfMissing
import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
import org.springframework.beans.factory.config.ConfigurableBeanFactory
import org.springframework.context.annotation.Scope
import org.springframework.stereotype.Component
@Component("component-resource-resolution")
@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
open class ResourceResolutionComponent(private val resourceResolutionService: ResourceResolutionService) :
AbstractComponentFunction() {
companion object {
const val INPUT_REQUEST_ID = "request-id"
const val INPUT_RESOURCE_ID = "resource-id"
const val INPUT_ACTION_NAME = "action-name"
const val INPUT_DYNAMIC_PROPERTIES = "dynamic-properties"
const val INPUT_RESOURCE_TYPE = "resource-type"
const val INPUT_ARTIFACT_PREFIX_NAMES = "artifact-prefix-names"
const val INPUT_RESOLUTION_KEY = "resolution-key"
const val INPUT_RESOLUTION_SUMMARY = "resolution-summary"
const val INPUT_STORE_RESULT = "store-result"
const val INPUT_OCCURRENCE = "occurrence"
const val ATTRIBUTE_ASSIGNMENT_PARAM = "assignment-params"
const val ATTRIBUTE_STATUS = "status"
const val OUTPUT_RESOURCE_ASSIGNMENT_PARAMS = "resource-assignment-params"
const val OUTPUT_RESOURCE_ASSIGNMENT_MAP = "resource-assignment-map"
const val OUTPUT_STATUS = "status"
}
override suspend fun processNB(executionRequest: ExecutionServiceInput) {
val occurrence = getOptionalOperationInput(ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_OCCURRENCE)?.asInt() ?: 1
val resolutionKey =
getOptionalOperationInput(ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_RESOLUTION_KEY)?.returnNullIfMissing()?.textValue() ?: ""
val storeResult = getOptionalOperationInput(ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_STORE_RESULT)?.asBoolean() ?: false
val resourceId =
getOptionalOperationInput(ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_RESOURCE_ID)?.returnNullIfMissing()?.textValue() ?: ""
val resourceType =
getOptionalOperationInput(ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_RESOURCE_TYPE)?.returnNullIfMissing()?.textValue() ?: ""
val resolutionSummary =
getOptionalOperationInput(ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_RESOLUTION_SUMMARY)?.asBoolean() ?: false
val properties: MutableMap<String, Any> = mutableMapOf()
properties[ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_STORE_RESULT] = storeResult
properties[ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_RESOLUTION_KEY] = resolutionKey
properties[ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_RESOURCE_ID] = resourceId
properties[ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_RESOURCE_TYPE] = resourceType
properties[ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_OCCURRENCE] = occurrence
properties[ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_RESOLUTION_SUMMARY] = resolutionSummary
val jsonResponse = JsonNodeFactory.instance.objectNode()
val assignmentMap = JsonNodeFactory.instance.objectNode()
// Initialize Output Attributes to empty JSON
bluePrintRuntimeService.setNodeTemplateAttributeValue(
nodeTemplateName,
ResourceResolutionConstants.OUTPUT_ASSIGNMENT_PARAMS, jsonResponse
)
bluePrintRuntimeService.setNodeTemplateAttributeValue(
nodeTemplateName,
ResourceResolutionConstants.OUTPUT_ASSIGNMENT_MAP, assignmentMap
)
// validate inputs if we need to store the resource and template resolution.
if (storeResult) {
if (resolutionKey.isNotEmpty() && (resourceId.isNotEmpty() || resourceType.isNotEmpty())) {
throw BluePrintProcessorException("Can't proceed with the resolution: either provide resolution-key OR combination of resource-id and resource-type.")
} else if ((resourceType.isNotEmpty() && resourceId.isEmpty()) || (resourceType.isEmpty() && resourceId.isNotEmpty())) {
throw BluePrintProcessorException("Can't proceed with the resolution: both resource-id and resource-type should be provided, one of them is missing.")
} else if (resourceType.isEmpty() && resourceId.isEmpty() && resolutionKey.isEmpty()) {
throw BluePrintProcessorException(
"Can't proceed with the resolution: can't persist resolution without a correlation key. " +
"Either provide a resolution-key OR combination of resource-id and resource-type OR set `storeResult` to false."
)
}
}
val artifactPrefixNamesNode = getOperationInput(ResourceResolutionConstants.INPUT_ARTIFACT_PREFIX_NAMES)
val artifactPrefixNames = JacksonUtils.getListFromJsonNode(artifactPrefixNamesNode, String::class.java)
for (j in 1..occurrence) {
properties[ResourceResolutionConstants.RESOURCE_RESOLUTION_INPUT_OCCURRENCE] = j
val result = resourceResolutionService.resolveResources(
bluePrintRuntimeService,
nodeTemplateName,
artifactPrefixNames,
properties,
stepName
)
// provide indexed result in output if we have multiple resolution
if (occurrence != 1) {
jsonResponse.set<JsonNode>(j.toString(), result.templateMap.asJsonNode())
assignmentMap.set<JsonNode>(j.toString(), result.assignmentMap.asJsonNode())
} else {
jsonResponse.setAll<ObjectNode>(result.templateMap.asObjectNode())
assignmentMap.setAll<ObjectNode>(result.assignmentMap.asObjectNode())
}
}
// Set Output Attributes with resolved value
bluePrintRuntimeService.setNodeTemplateAttributeValue(
nodeTemplateName,
ResourceResolutionConstants.OUTPUT_ASSIGNMENT_PARAMS, jsonResponse
)
bluePrintRuntimeService.setNodeTemplateAttributeValue(
nodeTemplateName,
ResourceResolutionConstants.OUTPUT_ASSIGNMENT_MAP, assignmentMap
)
}
override suspend fun recoverNB(runtimeException: RuntimeException, executionRequest: ExecutionServiceInput) {
addError(runtimeException.message!!)
}
}
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