Component node timeout implementation

Change-Id: I99fc9efba76595693d95772e409f0f982aeae9b1
Issue-ID: CCSDK-1619
Signed-off-by: Brinda Santh <brindasanth@in.ibm.com>

4 files changed, 73 insertions, 26 deletions

diff --git a/ms/blueprintsprocessor/modules/commons/processor-core/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/core/ApiDataExtensions.kt b/ms/blueprintsprocessor/modules/commons/processor-core/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/core/ApiDataExtensions.kt
new file mode 100644
index 000000000..47b55b018
--- /dev/null
+++ b/ms/blueprintsprocessor/modules/commons/processor-core/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/core/ApiDataExtensions.kt
@@ -0,0 +1,28 @@
+/*
+ *  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.core
+
+import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceInput
+import org.onap.ccsdk.cds.controllerblueprints.core.asType
+import kotlin.reflect.KClass
+
+
+fun <T : Any> ExecutionServiceInput.payloadAsType(clazzType: KClass<T>): T {
+    val actionName = this.actionIdentifiers.actionName
+    val requestJsonNode = this.payload.get("$actionName-request")
+    return requestJsonNode.asType(clazzType.java)
+}
\ No newline at end of file
diff --git a/ms/blueprintsprocessor/modules/services/execution-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/execution/AbstractComponentFunction.kt b/ms/blueprintsprocessor/modules/services/execution-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/execution/AbstractComponentFunction.kt
index 408bb58ed..8759338b7 100644
--- a/ms/blueprintsprocessor/modules/services/execution-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/execution/AbstractComponentFunction.kt
+++ b/ms/blueprintsprocessor/modules/services/execution-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/execution/AbstractComponentFunction.kt
@@ -19,6 +19,7 @@ package org.onap.ccsdk.cds.blueprintsprocessor.services.execution
 
 
 import com.fasterxml.jackson.databind.JsonNode
+import kotlinx.coroutines.withTimeout
 import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceInput
 import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceOutput
 import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.Status
@@ -47,6 +48,7 @@ abstract class AbstractComponentFunction : BlueprintFunctionNode<ExecutionServic
     lateinit var interfaceName: String
     lateinit var operationName: String
     lateinit var nodeTemplateName: String
+    var timeout: Int = 180
     var operationInputs: MutableMap<String, JsonNode> = hashMapOf()
 
     override fun getName(): String {
@@ -87,6 +89,9 @@ abstract class AbstractComponentFunction : BlueprintFunctionNode<ExecutionServic
 
         this.operationInputs.putAll(operationResolvedProperties)
 
+        val timeout = this.operationInputs.getOptionalAsInt(BluePrintConstants.PROPERTY_CURRENT_TIMEOUT)
+        timeout?.let { this.timeout = timeout }
+
         return executionRequest
     }
 
@@ -118,7 +123,9 @@ abstract class AbstractComponentFunction : BlueprintFunctionNode<ExecutionServic
     override suspend fun applyNB(executionServiceInput: ExecutionServiceInput): ExecutionServiceOutput {
         try {
             prepareRequestNB(executionServiceInput)
-            processNB(executionServiceInput)
+            withTimeout((timeout * 1000).toLong()) {
+                processNB(executionServiceInput)
+            }
         } catch (runtimeException: RuntimeException) {
             log.error("failed in ${getName()} : ${runtimeException.message}", runtimeException)
             recoverNB(runtimeException, executionServiceInput)
diff --git a/ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/workflow/ImperativeWorkflowExecutionService.kt b/ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/workflow/ImperativeWorkflowExecutionService.kt
index 2a14be216..6bee17f4b 100644
--- a/ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/workflow/ImperativeWorkflowExecutionService.kt
+++ b/ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/workflow/ImperativeWorkflowExecutionService.kt
@@ -44,10 +44,8 @@ class ImperativeWorkflowExecutionService(
 
         val graph = bluePrintContext.workflowByName(workflowName).asGraph()
 
-        val deferredOutput = CompletableDeferred<ExecutionServiceOutput>()
-        imperativeBluePrintWorkflowService.executeWorkflow(graph, bluePrintRuntimeService,
-                executionServiceInput, deferredOutput)
-        return deferredOutput.await()
+        return imperativeBluePrintWorkflowService.executeWorkflow(graph, bluePrintRuntimeService,
+                executionServiceInput)
     }
 }
 
@@ -60,35 +58,41 @@ open class ImperativeBluePrintWorkflowService(private val nodeTemplateExecutionS
     lateinit var bluePrintRuntimeService: BluePrintRuntimeService<*>
     lateinit var executionServiceInput: ExecutionServiceInput
     lateinit var workflowName: String
-    lateinit var deferredExecutionServiceOutput: CompletableDeferred<ExecutionServiceOutput>
 
     override suspend fun executeWorkflow(graph: Graph, bluePrintRuntimeService: BluePrintRuntimeService<*>,
-                                         input: ExecutionServiceInput,
-                                         output: CompletableDeferred<ExecutionServiceOutput>) {
+                                         input: ExecutionServiceInput): ExecutionServiceOutput {
         this.graph = graph
         this.bluePrintRuntimeService = bluePrintRuntimeService
         this.executionServiceInput = input
         this.workflowName = this.executionServiceInput.actionIdentifiers.actionName
-        this.deferredExecutionServiceOutput = output
         this.workflowId = bluePrintRuntimeService.id()
+        val output = CompletableDeferred<ExecutionServiceOutput>()
         val startMessage = WorkflowExecuteMessage(input, output)
-        workflowActor().send(startMessage)
+        val workflowActor = workflowActor()
+        if (!workflowActor.isClosedForSend) {
+            workflowActor.send(startMessage)
+        } else {
+            throw BluePrintProcessorException("workflow($workflowActor) actor is closed")
+        }
+        return output.await()
     }
 
     override suspend fun initializeWorkflow(input: ExecutionServiceInput): EdgeLabel {
         return EdgeLabel.SUCCESS
     }
 
-    override suspend fun prepareWorkflowOutput(exception: BluePrintProcessorException?): ExecutionServiceOutput {
-        val wfStatus = if (exception != null) {
-            val status = Status()
-            status.message = BluePrintConstants.STATUS_FAILURE
-            status.errorMessage = exception.message
-            status
-        } else {
-            val status = Status()
-            status.message = BluePrintConstants.STATUS_SUCCESS
-            status
+    override suspend fun prepareWorkflowOutput(): ExecutionServiceOutput {
+        val wfStatus = Status().apply {
+            if (exceptions.isNotEmpty()) {
+                exceptions.forEach {
+                    val errorMessage = it.message ?: ""
+                    bluePrintRuntimeService.getBluePrintError().addError(errorMessage)
+                    log.error("workflow($workflowId) exception :", it)
+                }
+                message = BluePrintConstants.STATUS_FAILURE
+            } else {
+                message = BluePrintConstants.STATUS_SUCCESS
+            }
         }
         return ExecutionServiceOutput().apply {
             commonHeader = executionServiceInput.commonHeader
diff --git a/ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/workflow/NodeTemplateExecutionService.kt b/ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/workflow/NodeTemplateExecutionService.kt
index 89732e300..b64177aab 100644
--- a/ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/workflow/NodeTemplateExecutionService.kt
+++ b/ms/blueprintsprocessor/modules/services/workflow-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/workflow/NodeTemplateExecutionService.kt
@@ -22,7 +22,7 @@ import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceOutp
 import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.StepData
 import org.onap.ccsdk.cds.blueprintsprocessor.services.execution.AbstractComponentFunction
 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
-import org.onap.ccsdk.cds.controllerblueprints.core.putJsonElement
+import org.onap.ccsdk.cds.controllerblueprints.core.asJsonPrimitive
 import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintDependencyService
 import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
 import org.slf4j.LoggerFactory
@@ -37,15 +37,22 @@ open class NodeTemplateExecutionService {
                                     executionServiceInput: ExecutionServiceInput): ExecutionServiceOutput {
         // Get the Blueprint Context
         val blueprintContext = bluePrintRuntimeService.bluePrintContext()
+
+        val nodeTemplate = blueprintContext.nodeTemplateByName(nodeTemplateName)
         // Get the Component Name, NodeTemplate type is mapped to Component Name
-        val componentName = blueprintContext.nodeTemplateByName(nodeTemplateName).type
+        val componentName = nodeTemplate.type
 
         val interfaceName = blueprintContext.nodeTemplateFirstInterfaceName(nodeTemplateName)
 
         val operationName = blueprintContext.nodeTemplateFirstInterfaceFirstOperationName(nodeTemplateName)
 
+        val nodeTemplateImplementation = blueprintContext
+                .nodeTemplateOperationImplementation(nodeTemplateName, interfaceName, operationName)
+
+        val timeout: Int = nodeTemplateImplementation?.timeout ?: 180
+
         log.info("executing node template($nodeTemplateName) component($componentName) " +
-                "interface($interfaceName) operation($operationName)")
+                "interface($interfaceName) operation($operationName) with timeout($timeout) sec.")
 
         // Get the Component Instance
         val plugin = BluePrintDependencyService.instance<AbstractComponentFunction>(componentName)
@@ -62,9 +69,10 @@ open class NodeTemplateExecutionService {
 
         // Populate Step Meta Data
         val stepInputs: MutableMap<String, JsonNode> = hashMapOf()
-        stepInputs.putJsonElement(BluePrintConstants.PROPERTY_CURRENT_NODE_TEMPLATE, nodeTemplateName)
-        stepInputs.putJsonElement(BluePrintConstants.PROPERTY_CURRENT_INTERFACE, interfaceName)
-        stepInputs.putJsonElement(BluePrintConstants.PROPERTY_CURRENT_OPERATION, operationName)
+        stepInputs[BluePrintConstants.PROPERTY_CURRENT_NODE_TEMPLATE] = nodeTemplateName.asJsonPrimitive()
+        stepInputs[BluePrintConstants.PROPERTY_CURRENT_INTERFACE] = interfaceName.asJsonPrimitive()
+        stepInputs[BluePrintConstants.PROPERTY_CURRENT_OPERATION] = operationName.asJsonPrimitive()
+        stepInputs[BluePrintConstants.PROPERTY_CURRENT_TIMEOUT] = timeout.asJsonPrimitive()
         val stepInputData = StepData().apply {
             name = nodeTemplateName
             properties = stepInputs