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/*-
* ============LICENSE_START=======================================================
* ONAP : APPC
* ================================================================================
* Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Copyright (C) 2017 Amdocs
* ================================================================================
* Modifications Copyright (C) 2019 Ericsson
* =============================================================================
* 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.appc.executor.impl;
import com.att.eelf.configuration.Configuration;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import java.net.InetAddress;
import java.util.UUID;
import org.onap.appc.domainmodel.lcm.CommonHeader;
import org.onap.appc.domainmodel.lcm.RequestContext;
import org.onap.appc.domainmodel.lcm.ResponseContext;
import org.onap.appc.domainmodel.lcm.RuntimeContext;
import org.onap.appc.domainmodel.lcm.Status;
import org.onap.appc.domainmodel.lcm.VNFOperation;
import org.onap.appc.executor.impl.objects.CommandRequest;
import org.onap.appc.logging.LoggingConstants;
import org.onap.appc.requesthandler.RequestHandler;
import org.onap.appc.workflow.WorkFlowManager;
import org.onap.appc.workflow.objects.WorkflowRequest;
import org.onap.ccsdk.sli.adaptors.aai.AAIRequest;
import org.onap.ccsdk.sli.adaptors.aai.AAIService;
import org.onap.ccsdk.sli.adaptors.aai.AAIServiceException;
import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
import org.onap.ccsdk.sli.core.sli.SvcLogicException;
import org.onap.ccsdk.sli.core.sli.SvcLogicResource;
import org.osgi.framework.BundleContext;
import org.osgi.framework.FrameworkUtil;
import org.osgi.framework.ServiceReference;
import org.slf4j.MDC;
/**
* This abstract class is base class for all Command tasks. All command task must inherit this class.
*/
public class CommandTask implements Runnable {
private RequestHandler requestHandler;
private WorkFlowManager workflowManager;
private CommandRequest commandRequest;
private AAIService aaiService;
public CommandRequest getCommandRequest() {
return commandRequest;
}
public void setCommandRequest(CommandRequest commandRequest) {
this.commandRequest = commandRequest;
}
private final EELFLogger logger = EELFManager.getInstance().getLogger(CommandTask.class);
public void setWorkflowManager(WorkFlowManager workflowManager) {
this.workflowManager = workflowManager;
}
public void setRequestHandler(RequestHandler requestHandler) {
this.requestHandler = requestHandler;
}
public CommandTask(RequestHandler requestHandler, WorkFlowManager workflowManager) {
this.requestHandler = requestHandler;
this.workflowManager = workflowManager;
getAAIservice();
}
private void getAAIservice() {
BundleContext bctx = FrameworkUtil.getBundle(AAIService.class).getBundleContext();
// Get AAIadapter reference
ServiceReference sref = bctx.getServiceReference(AAIService.class.getName());
if (sref != null) {
logger.info("AAIService from bundlecontext");
aaiService = (AAIService) bctx.getService(sref);
} else {
logger.info("AAIService error from bundlecontext");
logger.warn("Cannot find service reference for org.onap.ccsdk.sli.adaptors.aai.AAIService");
}
}
@Override
public void run() {
logger.debug("Starting execution of command: " + commandRequest);
setInitialLogProperties(commandRequest);
final RuntimeContext runtimeContext = commandRequest.getCommandExecutorInput().getRuntimeContext();
WorkflowRequest workflowRequest = new WorkflowRequest();
final RequestContext reqContext = runtimeContext.getRequestContext();
workflowRequest.setRequestContext(reqContext);
final ResponseContext respContext = runtimeContext.getResponseContext();
workflowRequest.setResponseContext(respContext);
workflowRequest.setVnfContext(runtimeContext.getVnfContext());
logger.debug("Executing workflow: " + workflowRequest);
workflowManager.executeWorkflow(workflowRequest);
logger.debug("Completed execution workflow with response: " + respContext);
try {
if (VNFOperation.Terminate == reqContext.getAction())
updateAAIForTerminate(commandRequest);
} catch (AAIServiceException e) {
logger.error("Exception = " + e);
// In case of any errors we are updating the response status code and message
Status updatedStatus = new Status();
updatedStatus.setCode(401);
updatedStatus.setMessage("Failed to update VNF status in A&AI");
respContext.setStatus(updatedStatus);
throw new RuntimeException(e);
} finally {
requestHandler.onRequestExecutionEnd(runtimeContext);
clearRequestLogProperties();
}
}
private void updateAAIForTerminate(CommandRequest commandRequest) throws AAIServiceException {
final RuntimeContext runtimeContext = commandRequest.getCommandExecutorInput().getRuntimeContext();
final int statusCode = runtimeContext.getResponseContext().getStatus().getCode();
logger.debug("Workflow Execution Status = " + statusCode);
if (statusCode == 100 || statusCode == 400) {
String id = runtimeContext.getVnfContext().getId();
SvcLogicContext ctx = new SvcLogicContext();
ctx = getVnfdata(id, "vnf", ctx);
deleteGenericVnfData(id, ctx.getAttribute("vnf.resource-version"));
}
}
private SvcLogicContext getVnfdata(String vnf_id, String prefix, SvcLogicContext ctx) {
String key = "generic-vnf.vnf-id = '" + vnf_id + "'" + " AND http-header.Real-Time = 'true'";
logger.debug("inside getVnfdata=== " + key);
try {
SvcLogicResource.QueryStatus response =
aaiService.query("generic-vnf", false, null, key, prefix, null, ctx);
if (SvcLogicResource.QueryStatus.NOT_FOUND.equals(response)) {
logger.warn("VNF " + vnf_id + " not found while updating A&AI");
throw new RuntimeException("VNF not found for vnf_id = " + vnf_id);
} else if (SvcLogicResource.QueryStatus.FAILURE.equals(response)) {
throw new RuntimeException("Error Querying AAI with vnfID = " + vnf_id);
}
logger.info("AAIResponse: " + response.toString());
} catch (SvcLogicException e) {
logger.error("Error in getVnfdata " + e);
throw new RuntimeException(e);
}
return ctx;
}
private void setInitialLogProperties(CommandRequest request) {
RequestContext reqContext = request.getCommandExecutorInput().getRuntimeContext().getRequestContext();
CommonHeader reqHdr = reqContext.getCommonHeader();
String reqId = reqHdr.getRequestId();
try {
MDC.put(Configuration.MDC_KEY_REQUEST_ID, UUID.fromString(reqId).toString());
//reaching here without exception means existing RequestId is
//valid UUID as per ONAP logging standards
} catch (Exception e) {
String reqIdUUID = UUID.randomUUID().toString();
MDC.put(Configuration.MDC_KEY_REQUEST_ID, reqIdUUID);
logger.info("Replaced invalid requestID of " + reqId + ". New value is " + reqIdUUID + ".");
}
String svcInstanceId = reqContext.getActionIdentifiers().getServiceInstanceId();
if (svcInstanceId != null) {
MDC.put(Configuration.MDC_SERVICE_INSTANCE_ID, svcInstanceId);
MDC.put(LoggingConstants.MDCKeys.PARTNER_NAME, reqHdr.getOriginatorId());
MDC.put(Configuration.MDC_SERVICE_NAME, reqContext.getAction().name());
}
try {
MDC.put(Configuration.MDC_SERVER_FQDN, InetAddress.getLocalHost().getCanonicalHostName());
MDC.put(Configuration.MDC_SERVER_IP_ADDRESS, InetAddress.getLocalHost().getHostAddress());
} catch (Exception e) {
logger.error(e.getMessage(), e);
}
MDC.put(Configuration.MDC_INSTANCE_UUID, ""); // confine instance_UUID generation to APPC-instance deployment
}
private void clearRequestLogProperties() {
try {
MDC.remove(Configuration.MDC_KEY_REQUEST_ID);
MDC.remove(Configuration.MDC_SERVICE_INSTANCE_ID);
MDC.remove(Configuration.MDC_SERVICE_NAME);
MDC.remove(LoggingConstants.MDCKeys.PARTNER_NAME);
} catch (Exception e) {
logger.error(e.getMessage(), e);
}
}
public boolean deleteGenericVnfData(String vnf_id, String resourceVersion) throws AAIServiceException {
boolean response = false;
try {
AAIRequest request = aaiService.getRequestFromResource("generic-vnf");
request.addRequestProperty("generic-vnf.vnf-id", vnf_id);
response = aaiService.delete(request, resourceVersion);
} catch (AAIServiceException aaiexc) {
throw aaiexc;
} catch (Exception exc) {
logger.warn("deleteGenericVnfData", exc);
throw new AAIServiceException(exc);
}
return response;
}
}
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