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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Modifications Copyright (c) 2019 Samsung
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.so.client.exception;
import java.io.IOException;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import org.camunda.bpm.engine.delegate.BpmnError;
import org.camunda.bpm.engine.delegate.DelegateExecution;
import org.onap.aai.domain.yang.LInterface;
import org.onap.aai.domain.yang.Vserver;
import org.onap.aaiclient.client.generated.fluentbuilders.AAIFluentTypeBuilder.Types;
import org.onap.aaiclient.client.graphinventory.GraphInventoryCommonObjectMapperProvider;
import org.onap.logging.filter.base.ErrorCode;
import org.onap.logging.filter.base.ONAPComponents;
import org.onap.logging.filter.base.ONAPComponentsList;
import org.onap.so.bpmn.common.BuildingBlockExecution;
import org.onap.so.bpmn.common.DelegateExecutionImpl;
import org.onap.so.bpmn.core.WorkflowException;
import org.onap.so.bpmn.servicedecomposition.bbobjects.VfModule;
import org.onap.so.bpmn.servicedecomposition.entities.ResourceKey;
import org.onap.so.bpmn.servicedecomposition.tasks.ExtractPojosForBB;
import org.onap.so.logger.LoggingAnchor;
import org.onap.so.logger.MessageEnum;
import org.onap.so.objects.audit.AAIObjectAudit;
import org.onap.so.objects.audit.AAIObjectAuditList;
import org.onap.so.utils.Components;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
@Component
public class ExceptionBuilder {
private static final Logger logger = LoggerFactory.getLogger(ExceptionBuilder.class);
protected ExtractPojosForBB getExtractPojosForBB() {
return new ExtractPojosForBB();
}
public void buildAndThrowWorkflowException(BuildingBlockExecution execution, int errorCode, Exception exception) {
String msg = "Exception in %s.%s ";
try {
logger.error("Exception occurred", exception);
String errorVariable = "Error%s%s";
StackTraceElement[] trace = Thread.currentThread().getStackTrace();
for (StackTraceElement traceElement : trace) {
if (!traceElement.getClassName().equals(this.getClass().getName())
&& !traceElement.getClassName().equals(Thread.class.getName())) {
msg = String.format(msg, traceElement.getClassName(), traceElement.getMethodName());
String shortClassName =
traceElement.getClassName().substring(traceElement.getClassName().lastIndexOf(".") + 1);
errorVariable = String.format(errorVariable, shortClassName, traceElement.getMethodName());
break;
}
}
logger.error(LoggingAnchor.FIVE, MessageEnum.BPMN_GENERAL_EXCEPTION_ARG.toString(), msg, "BPMN",
ErrorCode.UnknownError.getValue(), msg);
execution.setVariable(errorVariable, exception.getMessage());
} catch (Exception ex) {
// log trace, allow process to complete gracefully
logger.error("Exception occurred", ex);
}
if (exception.getMessage() != null)
msg = msg.concat(exception.getMessage());
buildAndThrowWorkflowException(execution, errorCode, msg);
}
public void buildAndThrowWorkflowException(BuildingBlockExecution execution, int errorCode, Exception exception,
ONAPComponentsList extSystemErrorSource) {
String msg = "Exception in %s.%s ";
try {
logger.error("Exception occurred", exception);
String errorVariable = "Error%s%s";
StackTraceElement[] trace = Thread.currentThread().getStackTrace();
for (StackTraceElement traceElement : trace) {
if (!traceElement.getClassName().equals(this.getClass().getName())
&& !traceElement.getClassName().equals(Thread.class.getName())) {
msg = String.format(msg, traceElement.getClassName(), traceElement.getMethodName());
String shortClassName =
traceElement.getClassName().substring(traceElement.getClassName().lastIndexOf(".") + 1);
errorVariable = String.format(errorVariable, shortClassName, traceElement.getMethodName());
break;
}
}
logger.error("{} {} {} {} {}", MessageEnum.BPMN_GENERAL_EXCEPTION_ARG.toString(), msg, "BPMN",
ErrorCode.UnknownError.getValue(), msg);
execution.setVariable(errorVariable, exception.getMessage());
} catch (Exception ex) {
// log trace, allow process to complete gracefully
logger.error("Exception occurred", ex);
}
if (exception.getMessage() != null)
msg = msg.concat(exception.getMessage());
buildAndThrowWorkflowException(execution, errorCode, msg, extSystemErrorSource);
}
public void buildAndThrowWorkflowException(DelegateExecution execution, int errorCode, Exception exception) {
String msg = "Exception in %s.%s ";
try {
logger.error("Exception occurred", exception);
String errorVariable = "Error%s%s";
StackTraceElement[] trace = Thread.currentThread().getStackTrace();
for (StackTraceElement traceElement : trace) {
if (!traceElement.getClassName().equals(this.getClass().getName())
&& !traceElement.getClassName().equals(Thread.class.getName())) {
msg = String.format(msg, traceElement.getClassName(), traceElement.getMethodName());
String shortClassName =
traceElement.getClassName().substring(traceElement.getClassName().lastIndexOf(".") + 1);
errorVariable = String.format(errorVariable, shortClassName, traceElement.getMethodName());
break;
}
}
logger.error(LoggingAnchor.FIVE, MessageEnum.BPMN_GENERAL_EXCEPTION_ARG.toString(), msg, "BPMN",
ErrorCode.UnknownError.getValue(), msg);
execution.setVariable(errorVariable, exception.getMessage());
} catch (Exception ex) {
// log trace, allow process to complete gracefully
logger.error("Exception occurred", ex);
}
if (exception.getMessage() != null)
msg = msg.concat(exception.getMessage());
buildAndThrowWorkflowException(execution, errorCode, msg);
}
public void buildAndThrowWorkflowException(DelegateExecution execution, int errorCode, Exception exception,
ONAPComponentsList extSystemErrorSource) {
String msg = "Exception in %s.%s ";
try {
logger.error("Exception occurred", exception);
String errorVariable = "Error%s%s";
StackTraceElement[] trace = Thread.currentThread().getStackTrace();
for (StackTraceElement traceElement : trace) {
if (!traceElement.getClassName().equals(this.getClass().getName())
&& !traceElement.getClassName().equals(Thread.class.getName())) {
msg = String.format(msg, traceElement.getClassName(), traceElement.getMethodName());
String shortClassName =
traceElement.getClassName().substring(traceElement.getClassName().lastIndexOf(".") + 1);
errorVariable = String.format(errorVariable, shortClassName, traceElement.getMethodName());
break;
}
}
logger.error("{} {} {} {} {}", MessageEnum.BPMN_GENERAL_EXCEPTION_ARG.toString(), msg, "BPMN",
ErrorCode.UnknownError.getValue(), msg);
execution.setVariable(errorVariable, exception.getMessage());
} catch (Exception ex) {
// log trace, allow process to complete gracefully
logger.error("Exception occurred", ex);
}
if (exception.getMessage() != null)
msg = msg.concat(exception.getMessage());
buildAndThrowWorkflowException(execution, errorCode, msg, extSystemErrorSource);
}
/**
* @deprecated Please utilize method that specifies where the failure occured
*/
@Deprecated
public void buildAndThrowWorkflowException(BuildingBlockExecution execution, int errorCode, String errorMessage) {
if (execution instanceof DelegateExecutionImpl) {
buildAndThrowWorkflowException(((DelegateExecutionImpl) execution).getDelegateExecution(), errorCode,
errorMessage);
}
}
public void buildAndThrowWorkflowException(BuildingBlockExecution execution, int errorCode, String errorMessage,
ONAPComponentsList extSystemErrorSource) {
if (execution instanceof DelegateExecutionImpl) {
buildAndThrowWorkflowException(((DelegateExecutionImpl) execution).getDelegateExecution(), errorCode,
errorMessage, extSystemErrorSource);
}
}
public void buildAndThrowWorkflowException(DelegateExecution execution, int errorCode, String errorMessage) {
buildWorkflowException(execution, errorCode, errorMessage);
logger.info("Throwing MSOWorkflowException");
throw new BpmnError("MSOWorkflowException");
}
public void buildWorkflowException(DelegateExecution execution, int errorCode, String errorMessage) {
String processKey = getProcessKey(execution);
logger.info("Building a WorkflowException");
WorkflowException exception = new WorkflowException(processKey, errorCode, errorMessage);
execution.setVariable("WorkflowException", exception);
execution.setVariable("WorkflowExceptionErrorMessage", errorMessage);
logger.info("Outgoing WorkflowException is {}", exception);
}
public void buildAndThrowWorkflowException(DelegateExecution execution, int errorCode, String errorMessage,
ONAPComponentsList extSystemErrorSource) {
buildWorkflowException(execution, errorCode, errorMessage, extSystemErrorSource);
logger.info("Throwing MSOWorkflowException");
throw new BpmnError("MSOWorkflowException");
}
public void buildAndThrowWorkflowException(DelegateExecution execution, int errorCode, String errorMessage,
ONAPComponentsList extSystemErrorSource, String workStep) {
String processKey = getProcessKey(execution);
logger.info("Building a WorkflowException for Subflow");
WorkflowException exception =
new WorkflowException(processKey, errorCode, errorMessage, workStep, extSystemErrorSource);
execution.setVariable("WorkflowException", exception);
execution.setVariable("WorkflowExceptionErrorMessage", errorMessage);
logger.info("Outgoing WorkflowException is {}", exception);
logger.info("Throwing MSOWorkflowException");
throw new BpmnError("MSOWorkflowException");
}
public WorkflowException buildWorkflowException(DelegateExecution execution, int errorCode, String errorMessage,
ONAPComponentsList extSystemErrorSource) {
String processKey = getProcessKey(execution);
logger.info("Building a WorkflowException for Subflow");
WorkflowException exception = new WorkflowException(processKey, errorCode, errorMessage, extSystemErrorSource);
execution.setVariable("WorkflowException", exception);
execution.setVariable("WorkflowExceptionErrorMessage", errorMessage);
logger.info("Outgoing WorkflowException is {}", exception);
return exception;
}
public void buildAndThrowWorkflowException(DelegateExecution execution, String errorCode, String errorMessage) {
execution.setVariable("WorkflowExceptionErrorMessage", errorMessage);
throw new BpmnError(errorCode, errorMessage);
}
public String getProcessKey(DelegateExecution execution) {
String testKey = (String) execution.getVariable("testProcessKey");
if (testKey != null) {
return testKey;
}
return execution.getProcessEngineServices().getRepositoryService()
.getProcessDefinition(execution.getProcessDefinitionId()).getKey();
}
public void processAuditException(DelegateExecutionImpl execution, boolean flowShouldContinue) {
logger.debug("Processing Audit Results");
String auditListString = execution.getVariable("auditInventoryResult");
String processKey = getProcessKey(execution.getDelegateExecution());
if (auditListString != null) {
StringBuilder errorMessage = new StringBuilder();
try {
ExtractPojosForBB extractPojosForBB = getExtractPojosForBB();
VfModule module = extractPojosForBB.extractByKey(execution, ResourceKey.VF_MODULE_ID);
String cloudRegionId = execution.getGeneralBuildingBlock().getCloudRegion().getLcpCloudRegionId();
GraphInventoryCommonObjectMapperProvider objectMapper = new GraphInventoryCommonObjectMapperProvider();
AAIObjectAuditList auditList =
objectMapper.getMapper().readValue(auditListString, AAIObjectAuditList.class);
errorMessage = errorMessage.append(auditList.getAuditType() + " VF-Module " + module.getVfModuleId()
+ " failed due to incomplete AAI vserver inventory population after stack "
+ auditList.getHeatStackName() + " was successfully " + auditList.getAuditType()
+ "d in cloud region " + cloudRegionId + ". MSO Audit indicates that the following was not "
+ auditList.getAuditType() + "d in AAI: ");
Stream<AAIObjectAudit> vServerLInterfaceAuditStream = auditList.getAuditList().stream()
.filter(auditObject -> auditObject.getAaiObjectType().equals(Types.VSERVER.typeName())
|| auditObject.getAaiObjectType().equals(Types.L_INTERFACE.typeName()));
List<AAIObjectAudit> filteredAuditStream =
vServerLInterfaceAuditStream.filter(a -> !a.isDoesObjectExist()).collect(Collectors.toList());
for (AAIObjectAudit object : filteredAuditStream) {
if (object.getAaiObjectType().equals(Types.L_INTERFACE.typeName())) {
LInterface li = objectMapper.getMapper().convertValue(object.getAaiObject(), LInterface.class);
errorMessage =
errorMessage.append(Types.L_INTERFACE.typeName() + " " + li.getInterfaceId() + ", ");
} else {
Vserver vs = objectMapper.getMapper().convertValue(object.getAaiObject(), Vserver.class);
errorMessage = errorMessage.append(Types.VSERVER.typeName() + " " + vs.getVserverId() + ", ");
}
}
if (errorMessage.length() > 0) {
errorMessage.setLength(errorMessage.length() - 2);
errorMessage = errorMessage.append(".");
}
} catch (IOException | BBObjectNotFoundException e) {
errorMessage = errorMessage.append("process objects in AAI. ");
logger.error("Exception occurred in processAuditException", e);
}
if (flowShouldContinue) {
execution.setVariable("StatusMessage", errorMessage.toString());
} else {
WorkflowException exception =
new WorkflowException(processKey, 400, errorMessage.toString(), ONAPComponents.SO);
execution.setVariable("WorkflowException", exception);
execution.setVariable("WorkflowExceptionErrorMessage", errorMessage.toString());
logger.info("Outgoing WorkflowException is {}", exception);
logger.info("Throwing AAIInventoryFailure");
throw new BpmnError("AAIInventoryFailure");
}
} else {
String errorMessage = "Unable to process audit results due to auditInventoryResult being null";
WorkflowException exception = new WorkflowException(processKey, 400, errorMessage, ONAPComponents.SO);
execution.setVariable("WorkflowException", exception);
execution.setVariable("WorkflowExceptionErrorMessage", errorMessage);
logger.info("Outgoing WorkflowException is {}", exception);
logger.info("Throwing AAIInventoryFailure");
throw new BpmnError("AAIInventoryFailure");
}
}
public void processOpenstackAdapterException(DelegateExecution execution) {
StringBuilder workflowExceptionMessage = new StringBuilder();
logger.debug("Processing Vnf Adapter Exception");
try {
String errorMessage = (String) execution.getVariable("openstackAdapterErrorMessage");
boolean openstackRollbackPollSuccess = (boolean) execution.getVariable("OpenstackPollSuccess");
boolean rollbackPerformed = (boolean) execution.getVariable("rollbackPerformed");
boolean openstackRollbackSuccess = (boolean) execution.getVariable("OpenstackRollbackSuccess");
boolean pollRollbackStatus = (boolean) execution.getVariable("PollRollbackStatus");
workflowExceptionMessage.append("Exception occured during vnf adapter: " + errorMessage + ".");
boolean rollbackCompleted = false;
if (rollbackPerformed) {
if (openstackRollbackSuccess && !pollRollbackStatus) {
rollbackCompleted = true;
} else if (openstackRollbackSuccess && pollRollbackStatus) {
if (openstackRollbackPollSuccess) {
rollbackCompleted = true;
}
}
workflowExceptionMessage
.append(" The resource was rollbacked in openstack: " + rollbackCompleted + ".");
}
} catch (Exception e) {
logger.debug("Error while Processing Vnf Adapter Exception", e);
}
buildWorkflowException(execution, 500, workflowExceptionMessage.toString(), Components.OPENSTACK);
throw new BpmnError("MSOWorkflowException");
}
public void processInventoryException(DelegateExecution execution) {
String errorMessage = "";
logger.debug("Processing Inventory Exception");
try {
errorMessage = (String) execution.getVariable("inventoryErrorMessage");
} catch (Exception e) {
logger.debug("Error while Processing Inventory Exception", e);
}
buildWorkflowException(execution, 500, errorMessage, Components.OPENSTACK);
throw new BpmnError("MSOWorkflowException");
}
}
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