Implement Resource Resolution Services

Change-Id: Ia1cf57c9fa16cb943836e3a78d4d2c9776f0e32f
Issue-ID: CCSDK-724
Signed-off-by: Muthuramalingam, Brinda Santh(bs2796) <bs2796@att.com>

9 files changed, 182 insertions, 26 deletions

diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionComponent.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionComponent.kt
index 32696c579..e5feb2573 100644
--- a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionComponent.kt
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionComponent.kt
@@ -18,15 +18,34 @@ package org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolution
 

 import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ExecutionServiceInput

 import org.onap.ccsdk.apps.blueprintsprocessor.services.execution.AbstractComponentFunction

+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException

+import org.onap.ccsdk.apps.controllerblueprints.core.asJsonNode

+import org.onap.ccsdk.apps.controllerblueprints.core.utils.JacksonUtils

+import org.springframework.beans.factory.annotation.Autowired

 import org.springframework.beans.factory.config.ConfigurableBeanFactory

+import org.springframework.context.ApplicationContext

 import org.springframework.context.annotation.Scope

 import org.springframework.stereotype.Component

 

 @Component("component-resource-resolution")

 @Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)

-open class ResourceResolutionComponent : AbstractComponentFunction() {

+open class ResourceResolutionComponent(private val resourceResolutionService: ResourceResolutionService) : AbstractComponentFunction() {

+

+    @Autowired

+    private lateinit var applicationContext: ApplicationContext

+

     override fun process(executionRequest: ExecutionServiceInput) {

-        TODO("not implemented") //To change body of created functions use File | Settings | File Templates.

+

+        val artifactPrefixNamesNode = getOperationInput(ResourceResolutionConstants.INPUT_ARTIFACT_PREFIX_NAMES)

+

+        val artifactPrefixNames = JacksonUtils.getListFromJsonNode(artifactPrefixNamesNode, String::class.java)

+                ?: throw BluePrintProcessorException("coundn't transform ${artifactPrefixNamesNode.asText()} to string array")

+

+        val resolvedParamContents = resourceResolutionService.resolveResources(bluePrintRuntimeService!!, nodeTemplateName, artifactPrefixNames)

+

+        // Set Output Attributes

+        bluePrintRuntimeService!!.setNodeTemplateAttributeValue(nodeTemplateName,

+                ResourceResolutionConstants.OUTPUT_ASSIGNMENT_PARAMS, resolvedParamContents.asJsonNode())

     }

 

     override fun recover(runtimeException: RuntimeException, executionRequest: ExecutionServiceInput) {

diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionConfiguration.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionConfiguration.kt
new file mode 100644
index 000000000..4c24ac695
--- /dev/null
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionConfiguration.kt
@@ -0,0 +1,26 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ *
+ * 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.apps.blueprintsprocessor.functions.resource.resolution
+
+import org.springframework.context.annotation.ComponentScan
+import org.springframework.context.annotation.Configuration
+
+@Configuration
+@ComponentScan
+open class ResourceResolutionConfiguration
+
+
diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionConstants.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionConstants.kt
index aea3313ca..3211d6e8c 100644
--- a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionConstants.kt
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionConstants.kt
@@ -19,6 +19,9 @@ package org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolution
 class ResourceResolutionConstants {
     companion object {
         const val PREFIX_RESOURCE_ASSIGNMENT_PROCESSOR = "resource-assignment-processor-"
+        const val INPUT_ARTIFACT_PREFIX_NAMES = "artifact-prefix-names"
+        const val OUTPUT_ASSIGNMENT_PARAMS = "assignment-params"
+        const val FILE_NAME_RESOURCE_DICTIONARY_TYPES = "resources_dictionary_types.json"
     }
 
 }
\ No newline at end of file
diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionService.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionService.kt
index 2b76b78a1..c3cf0097f 100644
--- a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionService.kt
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/ResourceResolutionService.kt
@@ -17,16 +17,19 @@
 

 package org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolution

 

-import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ResourceResolutionInput

-import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.ResourceResolutionOutput

-import org.onap.ccsdk.apps.blueprintsprocessor.core.api.data.Status

+import org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolutionprocessor.ResourceAssignmentProcessor

+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants

 import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException

+import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService

+import org.onap.ccsdk.apps.controllerblueprints.core.utils.JacksonUtils

 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment

-import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignmentProcessor

+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceDefinition

 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.utils.BulkResourceSequencingUtils

+import org.slf4j.LoggerFactory

 import org.springframework.beans.factory.annotation.Autowired

 import org.springframework.context.ApplicationContext

 import org.springframework.stereotype.Service

+import java.io.File

 

 /**

  * ResourceResolutionService

@@ -37,33 +40,76 @@ import org.springframework.stereotype.Service
 @Service

 class ResourceResolutionService {

 

+    private val log = LoggerFactory.getLogger(ResourceResolutionService::class.java)

 

     @Autowired

     private lateinit var applicationContext: ApplicationContext

 

-    fun resolveResource(resourceResolutionInput: ResourceResolutionInput): ResourceResolutionOutput {

-        val resourceResolutionOutput = ResourceResolutionOutput()

-        resourceResolutionOutput.actionIdentifiers = resourceResolutionInput.actionIdentifiers

-        resourceResolutionOutput.commonHeader = resourceResolutionInput.commonHeader

-        resourceResolutionOutput.resourceAssignments = resourceResolutionInput.resourceAssignments

+    fun registeredResourceSources(): List<String> {

+        return applicationContext.getBeanNamesForType(ResourceAssignmentProcessor::class.java)

+                .filter { it.startsWith(ResourceResolutionConstants.PREFIX_RESOURCE_ASSIGNMENT_PROCESSOR) }

+                .map { it.substringAfter(ResourceResolutionConstants.PREFIX_RESOURCE_ASSIGNMENT_PROCESSOR) }

+    }

 

-        process(resourceResolutionOutput.resourceAssignments)

 

-        val status = Status()

-        status.code = 200

-        status.message = "Success"

-        resourceResolutionOutput.status = status

+    fun resolveResources(bluePrintRuntimeService: BluePrintRuntimeService<*>, nodeTemplateName: String,

+                         artifactNames: List<String>): MutableMap<String, String> {

 

-        return resourceResolutionOutput

+        val resolvedParams: MutableMap<String, String> = hashMapOf()

+        artifactNames.forEach { artifactName ->

+            val resolvedContent = resolveResources(bluePrintRuntimeService, nodeTemplateName, artifactName)

+            resolvedParams[artifactName] = resolvedContent

+        }

+        return resolvedParams

     }

 

-    fun registeredResourceSources(): List<String> {

-        return applicationContext.getBeanNamesForType(ResourceAssignmentProcessor::class.java)

-                .filter { it.startsWith(ResourceResolutionConstants.PREFIX_RESOURCE_ASSIGNMENT_PROCESSOR) }

-                .map { it.substringAfter(ResourceResolutionConstants.PREFIX_RESOURCE_ASSIGNMENT_PROCESSOR) }

+

+    fun resolveResources(bluePrintRuntimeService: BluePrintRuntimeService<*>, nodeTemplateName: String, artifactName: String): String {

+

+        var resolvedContent = ""

+        // Velocity Artifact Definition Name

+        val templateArtifactName = "$artifactName-template"

+        // Resource Assignment Artifact Definition Name

+        val mappingArtifactName = "$artifactName-mapping"

+

+        log.info("Resolving resource for template artifact($templateArtifactName) with resource assignment artifact($mappingArtifactName)")

+

+        val resourceAssignmentContent = bluePrintRuntimeService.resolveNodeTemplateArtifact(nodeTemplateName, mappingArtifactName)

+

+        val resourceAssignments: MutableList<ResourceAssignment> = JacksonUtils.getListFromJson(resourceAssignmentContent, ResourceAssignment::class.java)

+                as? MutableList<ResourceAssignment>

+                ?: throw BluePrintProcessorException("couldn't get Dictionary Definitions")

+

+        // Get the Resource Dictionary Name

+        val dictionaryFile = bluePrintRuntimeService.bluePrintContext().rootPath.plus(File.separator)

+                .plus(BluePrintConstants.TOSCA_DEFINITIONS_DIR).plus(File.separator)

+                .plus(ResourceResolutionConstants.FILE_NAME_RESOURCE_DICTIONARY_TYPES)

+

+        val resourceDictionaries: MutableMap<String, ResourceDefinition> = JacksonUtils.getMapFromFile(dictionaryFile, ResourceDefinition::class.java)

+                ?: throw BluePrintProcessorException("couldn't get Dictionary Definitions")

+

+        executeProcessors(bluePrintRuntimeService, resourceDictionaries, resourceAssignments)

+

+        // Check Template is there

+        val templateContent = bluePrintRuntimeService.resolveNodeTemplateArtifact(nodeTemplateName, mappingArtifactName)

+

+        // TODO ("Generate Param JSON from Resource Assignment")

+        val resolvedParamJsonContent = "{}"

+

+        if (templateContent.isNotEmpty()) {

+            // TODO ( "Mash Data and Content")

+            resolvedContent = "Mashed Content"

+

+        } else {

+            resolvedContent = resolvedParamJsonContent

+        }

+        return resolvedContent

     }

 

-    fun process(resourceAssignments: MutableList<ResourceAssignment>) {

+

+    fun executeProcessors(bluePrintRuntimeService: BluePrintRuntimeService<*>,

+                          resourceDictionaries: MutableMap<String, ResourceDefinition>,

+                          resourceAssignments: MutableList<ResourceAssignment>) {

 

         val bulkSequenced = BulkResourceSequencingUtils.process(resourceAssignments)

 

@@ -77,6 +123,10 @@ class ResourceResolutionService {
                                 ?: throw BluePrintProcessorException("failed to get resource processor for instance name($processorInstanceName) " +

                                         "for resource assignment(${resourceAssignment.name})")

                         try {

+                            // Set BluePrint Runtime Service

+                            resourceAssignmentProcessor.bluePrintRuntimeService = bluePrintRuntimeService

+                            // Set Resource Dictionaries

+                            resourceAssignmentProcessor.resourceDictionaries = resourceDictionaries

                             // Invoke Apply Method

                             resourceAssignmentProcessor.apply(resourceAssignment)

                         } catch (e: RuntimeException) {

@@ -86,4 +136,5 @@ class ResourceResolutionService {
                     }

         }

     }

+

 }

diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/DataBaseResourceAssignmentProcessor.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/DataBaseResourceAssignmentProcessor.kt
index bdb79d305..12120341e 100644
--- a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/DataBaseResourceAssignmentProcessor.kt
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/DataBaseResourceAssignmentProcessor.kt
@@ -18,7 +18,6 @@
 package org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolutionprocessor
 
 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment
-import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignmentProcessor
 import org.springframework.stereotype.Service
 
 /**
diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/DefaultResourceAssignmentProcessor.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/DefaultResourceAssignmentProcessor.kt
index 5419c0f65..58c9e1d85 100644
--- a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/DefaultResourceAssignmentProcessor.kt
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/DefaultResourceAssignmentProcessor.kt
@@ -18,7 +18,6 @@
 package org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolutionprocessor

 

 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment

-import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignmentProcessor

 import org.springframework.stereotype.Service

 

 /**

diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/InputResourceAssignmentProcessor.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/InputResourceAssignmentProcessor.kt
index 2b36add0c..10332484c 100644
--- a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/InputResourceAssignmentProcessor.kt
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/InputResourceAssignmentProcessor.kt
@@ -18,7 +18,6 @@
 package org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolutionprocessor

 

 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment

-import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignmentProcessor

 import org.springframework.stereotype.Service

 

 /**

diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/ResourceAssignmentProcessor.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/ResourceAssignmentProcessor.kt
new file mode 100644
index 000000000..2b19c8b85
--- /dev/null
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/ResourceAssignmentProcessor.kt
@@ -0,0 +1,61 @@
+/*
+ *  Copyright © 2018 IBM.
+ *  Modifications Copyright © 2017-2018 AT&T Intellectual Property.
+ *
+ *  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.apps.blueprintsprocessor.functions.resource.resolutionprocessor
+
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException
+import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BlueprintFunctionNode
+import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintRuntimeService
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment
+import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceDefinition
+import org.slf4j.LoggerFactory
+
+abstract class ResourceAssignmentProcessor : BlueprintFunctionNode<ResourceAssignment, ResourceAssignment> {
+
+    private val log = LoggerFactory.getLogger(ResourceAssignmentProcessor::class.java)
+
+    var bluePrintRuntimeService: BluePrintRuntimeService<*>? = null
+
+    var resourceDictionaries: Map<String, ResourceDefinition> = hashMapOf()
+
+
+    open fun resourceDefinition(name: String): ResourceDefinition {
+        return resourceDictionaries.get(name)
+                ?: throw BluePrintProcessorException("couldn't get resource definition($name)")
+    }
+
+    override fun prepareRequest(resourceAssignment: ResourceAssignment): ResourceAssignment {
+        log.info("prepareRequest for ${resourceAssignment.name}, dictionary(${resourceAssignment.dictionaryName})," +
+                "source(${resourceAssignment.dictionarySource})")
+        return resourceAssignment
+    }
+
+    override fun prepareResponse(): ResourceAssignment {
+        log.info("Preparing Response...")
+        return ResourceAssignment()
+    }
+
+    override fun apply(executionServiceInput: ResourceAssignment): ResourceAssignment {
+        prepareRequest(executionServiceInput)
+        process(executionServiceInput)
+        return prepareResponse()
+    }
+
+    override abstract fun process(executionRequest: ResourceAssignment)
+
+    override abstract fun recover(runtimeException: RuntimeException, executionRequest: ResourceAssignment)
+}
\ No newline at end of file
diff --git a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/SimpleRestResourceAssignmentProcessor.kt b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/SimpleRestResourceAssignmentProcessor.kt
index d778c232d..c6732627a 100644
--- a/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/SimpleRestResourceAssignmentProcessor.kt
+++ b/ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolutionprocessor/SimpleRestResourceAssignmentProcessor.kt
@@ -18,7 +18,6 @@
 package org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolutionprocessor
 
 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment
-import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignmentProcessor
 import org.springframework.stereotype.Service
 
 /**