package org.onap.so.bpmn.infrastructure.workflow.tasks;
+import java.sql.Timestamp;
import java.util.ArrayList;
+import java.util.Date;
import java.util.List;
+import java.util.Optional;
import org.camunda.bpm.engine.delegate.BpmnError;
import org.camunda.bpm.engine.delegate.DelegateExecution;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.env.Environment;
import org.springframework.stereotype.Component;
import com.fasterxml.jackson.core.JsonProcessingException;
private static final String G_REQUEST_ID = "mso-request-id";
private static final String G_ALACARTE = "aLaCarte";
private static final String G_ACTION = "requestAction";
+ private static final String RETRY_COUNT = "retryCount";
+ protected String maxRetries = "mso.rainyDay.maxRetries";
private static final Logger logger = LoggerFactory.getLogger(WorkflowActionBBTasks.class);
@Autowired
private RequestsDbClient requestDbclient;
@Autowired
private WorkflowAction workflowAction;
+ @Autowired
+ private WorkflowActionBBFailure workflowActionBBFailure;
+ @Autowired
+ private Environment environment;
public void selectBB(DelegateExecution execution) {
List<ExecuteBuildingBlock> flowsToExecute = (List<ExecuteBuildingBlock>) execution
execution.setVariable("completed", true);
} else {
execution.setVariable("completed", false);
- execution.setVariable(G_CURRENT_SEQUENCE, currentSequence);
}
+ execution.setVariable(G_CURRENT_SEQUENCE, currentSequence);
}
public void updateFlowStatistics(DelegateExecution execution) {
String statusMessage = this.getStatusMessage(completedBB.getBuildingBlock().getBpmnFlowName(),
nextBB.getBuildingBlock().getBpmnFlowName(), completedBBs, remainingBBs);
Long percentProgress = this.getPercentProgress(completedBBs, totalBBs);
- request.setStatusMessage(statusMessage);
+ request.setFlowStatus(statusMessage);
request.setProgress(percentProgress);
request.setLastModifiedBy("CamundaBPMN");
return request;
}
}
- public void setupCompleteMsoProcess(DelegateExecution execution) {
- final String requestId = (String) execution.getVariable(G_REQUEST_ID);
- final String action = (String) execution.getVariable(G_ACTION);
- final String resourceId = (String) execution.getVariable("resourceId");
- final boolean aLaCarte = (boolean) execution.getVariable(G_ALACARTE);
- final String resourceName = (String) execution.getVariable("resourceName");
- final String source = (String) execution.getVariable("source");
- String macroAction = "";
- if (aLaCarte) {
- macroAction = "ALaCarte-" + resourceName + "-" + action;
- } else {
- macroAction = "Macro-" + resourceName + "-" + action;
- }
- String msoCompletionRequest = "<aetgt:MsoCompletionRequest xmlns:aetgt=\"http://org.onap/so/workflow/schema/v1\" xmlns:ns=\"http://org.onap/so/request/types/v1\"><request-info xmlns=\"http://org.onap/so/infra/vnf-request/v1\"><request-id>"
- + requestId + "</request-id><action>" + action + "</action><source>" + source
- + "</source></request-info><status-message>" + macroAction
- + " request was executed correctly.</status-message><serviceInstanceId>" + resourceId
- + "</serviceInstanceId><mso-bpel-name>WorkflowActionBB</mso-bpel-name></aetgt:MsoCompletionRequest>";
- execution.setVariable("CompleteMsoProcessRequest", msoCompletionRequest);
- execution.setVariable("mso-request-id", requestId);
- execution.setVariable("mso-service-instance-id", resourceId);
- }
-
- public void setupFalloutHandler(DelegateExecution execution) {
- final String requestId = (String) execution.getVariable(G_REQUEST_ID);
- final String action = (String) execution.getVariable(G_ACTION);
- final String resourceId = (String) execution.getVariable("resourceId");
- String exceptionMsg = "";
- if (execution.getVariable("WorkflowActionErrorMessage") != null) {
- exceptionMsg = (String) execution.getVariable("WorkflowActionErrorMessage");
- } else {
- exceptionMsg = "Error in WorkflowAction";
+ public void updateRequestStatusToComplete(DelegateExecution execution) {
+ try{
+ final String requestId = (String) execution.getVariable(G_REQUEST_ID);
+ InfraActiveRequests request = requestDbclient.getInfraActiveRequestbyRequestId(requestId);
+ final String action = (String) execution.getVariable(G_ACTION);
+ final boolean aLaCarte = (boolean) execution.getVariable(G_ALACARTE);
+ final String resourceName = (String) execution.getVariable("resourceName");
+ String macroAction = "";
+ if (aLaCarte) {
+ macroAction = "ALaCarte-" + resourceName + "-" + action + " request was executed correctly.";
+ } else {
+ macroAction = "Macro-" + resourceName + "-" + action + " request was executed correctly.";
+ }
+ execution.setVariable("finalStatusMessage", macroAction);
+ Timestamp endTime = new Timestamp(System.currentTimeMillis());
+ request.setEndTime(endTime);
+ request.setFlowStatus("Successfully completed all Building Blocks");
+ request.setStatusMessage(macroAction);
+ request.setProgress(Long.valueOf(100));
+ request.setRequestStatus("COMPLETE");
+ request.setLastModifiedBy("CamundaBPMN");
+ requestDbclient.updateInfraActiveRequests(request);
+ }catch (Exception ex) {
+ workflowAction.buildAndThrowException(execution, "Error Updating Request Database", ex);
}
- execution.setVariable("mso-service-instance-id", resourceId);
- execution.setVariable("mso-request-id", requestId);
- String falloutRequest = "<aetgt:FalloutHandlerRequest xmlns:aetgt=\"http://org.onap/so/workflow/schema/v1\"xmlns:ns=\"http://org.onap/so/request/types/v1\"xmlns:wfsch=\"http://org.onap/so/workflow/schema/v1\"><request-info xmlns=\"http://org.onap/so/infra/vnf-request/v1\"><request-id>"
- + requestId + "</request-id><action>" + action
- + "</action><source>VID</source></request-info><aetgt:WorkflowException xmlns:aetgt=\"http://org.onap/so/workflow/schema/v1\"><aetgt:ErrorMessage>"
- + exceptionMsg
- + "</aetgt:ErrorMessage><aetgt:ErrorCode>7000</aetgt:ErrorCode></aetgt:WorkflowException></aetgt:FalloutHandlerRequest>";
- execution.setVariable("falloutRequest", falloutRequest);
}
public void checkRetryStatus(DelegateExecution execution) {
- if (execution.getVariable("handlingCode") == "Retry") {
- int currSequence = (int) execution.getVariable("gCurrentSequence");
- currSequence--;
- execution.setVariable("gCurrentSequence", currSequence);
- int currRetryCount = (int) execution.getVariable("retryCount");
- currRetryCount++;
- execution.setVariable("retryCount", currRetryCount);
+ String handlingCode = (String) execution.getVariable("handlingCode");
+ String requestId = (String) execution.getVariable(G_REQUEST_ID);
+ String retryDuration = (String) execution.getVariable("RetryDuration");
+ int retryCount = (int) execution.getVariable(RETRY_COUNT);
+ int envMaxRetries;
+ try{
+ envMaxRetries = Integer.parseInt(this.environment.getProperty(maxRetries));
+ } catch (Exception ex) {
+ logger.error("Could not read maxRetries from config file. Setting max to 5 retries");
+ envMaxRetries = 5;
+ }
+ int nextCount = retryCount +1;
+ if (handlingCode.equals("Retry")){
+ workflowActionBBFailure.updateRequestErrorStatusMessage(execution);
+ try{
+ InfraActiveRequests request = requestDbclient.getInfraActiveRequestbyRequestId(requestId);
+ request.setRetryStatusMessage("Retry " + nextCount + "/" + envMaxRetries + " will be started in " + retryDuration);
+ requestDbclient.updateInfraActiveRequests(request);
+ } catch(Exception ex){
+ logger.warn("Failed to update Request Db Infra Active Requests with Retry Status",ex);
+ }
+ if(retryCount<envMaxRetries){
+ int currSequence = (int) execution.getVariable("gCurrentSequence");
+ execution.setVariable("gCurrentSequence", currSequence-1);
+ execution.setVariable(RETRY_COUNT, nextCount);
+ }else{
+ workflowAction.buildAndThrowException(execution, "Exceeded maximum retries. Ending flow with status Abort");
+ }
+ }else{
+ execution.setVariable(RETRY_COUNT, 0);
}
}
* layer will rollback the flow its currently working on.
*/
public void rollbackExecutionPath(DelegateExecution execution) {
- List<ExecuteBuildingBlock> flowsToExecute = (List<ExecuteBuildingBlock>) execution
- .getVariable("flowsToExecute");
- List<ExecuteBuildingBlock> rollbackFlows = new ArrayList();
- int currentSequence = (int) execution.getVariable(G_CURRENT_SEQUENCE) - 1;
- for (int i = flowsToExecute.size() - 1; i >= 0; i--) {
- if (i >= currentSequence) {
- flowsToExecute.remove(i);
- } else {
- ExecuteBuildingBlock ebb = flowsToExecute.get(i);
- BuildingBlock bb = flowsToExecute.get(i).getBuildingBlock();
- String flowName = flowsToExecute.get(i).getBuildingBlock().getBpmnFlowName();
- if (flowName.contains("Assign")) {
- flowName = "Unassign" + flowName.substring(7, flowName.length());
- } else if (flowName.contains("Create")) {
- flowName = "Delete" + flowName.substring(6, flowName.length());
- } else if (flowName.contains("Activate")) {
- flowName = "Deactivate" + flowName.substring(8, flowName.length());
+ if(!(boolean)execution.getVariable("isRollback")){
+ List<ExecuteBuildingBlock> flowsToExecute = (List<ExecuteBuildingBlock>) execution
+ .getVariable("flowsToExecute");
+ List<ExecuteBuildingBlock> rollbackFlows = new ArrayList();
+ int currentSequence = (int) execution.getVariable(G_CURRENT_SEQUENCE);
+ int listSize = flowsToExecute.size();
+ for (int i = listSize - 1; i >= 0; i--) {
+ if (i > currentSequence - 1) {
+ flowsToExecute.remove(i);
+ } else {
+ String flowName = flowsToExecute.get(i).getBuildingBlock().getBpmnFlowName();
+ if (flowName.contains("Assign")) {
+ flowName = "Unassign" + flowName.substring(6, flowName.length());
+ } else if (flowName.contains("Create")) {
+ flowName = "Delete" + flowName.substring(6, flowName.length());
+ } else if (flowName.contains("Activate")) {
+ flowName = "Deactivate" + flowName.substring(8, flowName.length());
+ }else{
+ continue;
+ }
+ flowsToExecute.get(i).getBuildingBlock().setBpmnFlowName(flowName);
+ rollbackFlows.add(flowsToExecute.get(i));
+ }
+ }
+
+ int flowSize = rollbackFlows.size();
+ String handlingCode = (String) execution.getVariable("handlingCode");
+ if(handlingCode.equals("RollbackToAssigned")){
+ for(int i = 0; i<flowSize; i++){
+ if(rollbackFlows.get(i).getBuildingBlock().getBpmnFlowName().contains("Unassign")){
+ rollbackFlows.remove(i);
+ }
}
- flowsToExecute.get(i).getBuildingBlock().setBpmnFlowName(flowName);
- rollbackFlows.add(flowsToExecute.get(i));
}
+
+ workflowActionBBFailure.updateRequestErrorStatusMessage(execution);
+
+ if (rollbackFlows.isEmpty())
+ execution.setVariable("isRollbackNeeded", false);
+ else
+ execution.setVariable("isRollbackNeeded", true);
+ execution.setVariable("flowsToExecute", rollbackFlows);
+ execution.setVariable("handlingCode", "PreformingRollback");
+ execution.setVariable("isRollback", true);
+ execution.setVariable("gCurrentSequence", 0);
+ execution.setVariable(RETRY_COUNT, 0);
+ }else{
+ workflowAction.buildAndThrowException(execution, "Rollback has already been called. Cannot rollback a request that is currently in the rollback state.");
}
- if (rollbackFlows.isEmpty())
- execution.setVariable("isRollbackNeeded", false);
- else
- execution.setVariable("isRollbackNeeded", true);
+ }
- execution.setVariable("flowsToExecute", rollbackFlows);
- execution.setVariable("handlingCode", "PreformingRollback");
+ protected void updateRequestErrorStatusMessage(DelegateExecution execution) {
+ try {
+ String requestId = (String) execution.getVariable(G_REQUEST_ID);
+ InfraActiveRequests request = requestDbclient.getInfraActiveRequestbyRequestId(requestId);
+ String errorMsg = retrieveErrorMessage(execution);
+ if(errorMsg == null || errorMsg.equals("")){
+ errorMsg = "Failed to determine error message";
+ }
+ request.setStatusMessage(errorMsg);
+ logger.debug("Updating RequestDB to failed: errorMsg = " + errorMsg);
+ requestDbclient.updateInfraActiveRequests(request);
+ } catch (Exception e) {
+ logger.error("Failed to update Request db with the status message after retry or rollback has been initialized.",e);
+ }
}
public void abortCallErrorHandling(DelegateExecution execution) {
logger.error(msg);
throw new BpmnError(msg);
}
-
+
public void updateRequestStatusToFailed(DelegateExecution execution) {
try {
String requestId = (String) execution.getVariable(G_REQUEST_ID);
InfraActiveRequests request = requestDbclient.getInfraActiveRequestbyRequestId(requestId);
String errorMsg = null;
- try {
- WorkflowException exception = (WorkflowException) execution.getVariable("WorkflowException");
- request.setStatusMessage(exception.getErrorMessage());
- } catch (Exception ex) {
- //log error and attempt to extact WorkflowExceptionMessage
- logger.error("Failed to extract workflow exception from execution.",ex);
- }
- if (errorMsg == null){
- try {
- errorMsg = (String) execution.getVariable("WorkflowExceptionErrorMessage");
+ String rollbackErrorMsg = null;
+ boolean rollbackCompleted = (boolean) execution.getVariable("isRollbackComplete");
+ boolean isRollbackFailure = (boolean) execution.getVariable("isRollback");
+ ExecuteBuildingBlock ebb = (ExecuteBuildingBlock) execution.getVariable("buildingBlock");
+
+ if(rollbackCompleted){
+ rollbackErrorMsg = "Rollback has been completed successfully.";
+ request.setRollbackStatusMessage(rollbackErrorMsg);
+ logger.debug("Updating RequestDB to failed: Rollback has been completed successfully");
+ }else{
+ if(isRollbackFailure){
+ rollbackErrorMsg = retrieveErrorMessage(execution);
+ if(rollbackErrorMsg == null || rollbackErrorMsg.equals("")){
+ rollbackErrorMsg = "Failed to determine rollback error message.";
+ }
+ request.setRollbackStatusMessage(rollbackErrorMsg);
+ logger.debug("Updating RequestDB to failed: rollbackErrorMsg = " + rollbackErrorMsg);
+ }else{
+ errorMsg = retrieveErrorMessage(execution);
+ if(errorMsg == null || errorMsg.equals("")){
+ errorMsg = "Failed to determine error message";
+ }
request.setStatusMessage(errorMsg);
- } catch (Exception ex) {
- logger.error("Failed to extract workflow exception message from WorkflowException",ex);
- request.setStatusMessage("Unexpected Error in BPMN");
+ logger.debug("Updating RequestDB to failed: errorMsg = " + errorMsg);
}
}
+ if(ebb!=null && ebb.getBuildingBlock()!=null){
+ String flowStatus = ebb.getBuildingBlock().getBpmnFlowName() + " has failed.";
+ request.setFlowStatus(flowStatus);
+ execution.setVariable("flowStatus", flowStatus);
+ }
+
+ request.setProgress(Long.valueOf(100));
request.setRequestStatus("FAILED");
request.setLastModifiedBy("CamundaBPMN");
requestDbclient.updateInfraActiveRequests(request);
workflowAction.buildAndThrowException(execution, "Error Updating Request Database", e);
}
}
+
+ private String retrieveErrorMessage (DelegateExecution execution){
+ String errorMsg = "";
+ try {
+ WorkflowException exception = (WorkflowException) execution.getVariable("WorkflowException");
+ if(exception != null && (exception.getErrorMessage()!=null || !exception.getErrorMessage().equals(""))){
+ errorMsg = exception.getErrorMessage();
+ }
+ } catch (Exception ex) {
+ //log error and attempt to extact WorkflowExceptionMessage
+ logger.error("Failed to extract workflow exception from execution.",ex);
+ }
+
+ if (errorMsg == null || errorMsg.equals("")){
+ try {
+ errorMsg = (String) execution.getVariable("WorkflowExceptionErrorMessage");
+ } catch (Exception ex) {
+ logger.error("Failed to extract workflow exception message from WorkflowException",ex);
+ errorMsg = "Unexpected Error in BPMN.";
+ }
+ }
+ return errorMsg;
+ }
+
+ public void updateRequestStatusToFailedWithRollback(DelegateExecution execution) {
+ execution.setVariable("isRollbackComplete", true);
+ updateRequestStatusToFailed(execution);
+ }
}