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-rw-r--r--appc-dispatcher/appc-request-handler/appc-request-handler-core/src/main/java/org/onap/appc/requesthandler/impl/AbstractRequestValidatorImpl.java328
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diff --git a/appc-dispatcher/appc-request-handler/appc-request-handler-core/src/main/java/org/onap/appc/requesthandler/impl/AbstractRequestValidatorImpl.java b/appc-dispatcher/appc-request-handler/appc-request-handler-core/src/main/java/org/onap/appc/requesthandler/impl/AbstractRequestValidatorImpl.java
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@@ -0,0 +1,328 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP : APPC
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Copyright (C) 2017 Amdocs
+ * =============================================================================
+ * 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.
+ *
+ * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.appc.requesthandler.impl;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import com.att.eelf.i18n.EELFResourceManager;
+import org.apache.commons.lang.ObjectUtils;
+import org.apache.commons.lang.StringUtils;
+import org.onap.appc.requesthandler.constant.Constants;
+import org.onap.appc.configuration.Configuration;
+import org.onap.appc.configuration.ConfigurationFactory;
+import org.onap.appc.domainmodel.lcm.CommonHeader;
+import org.onap.appc.domainmodel.lcm.RequestContext;
+import org.onap.appc.domainmodel.lcm.RuntimeContext;
+import org.onap.appc.domainmodel.lcm.VNFContext;
+import org.onap.appc.executor.UnstableVNFException;
+import org.onap.appc.executor.objects.UniqueRequestIdentifier;
+import org.onap.appc.i18n.Msg;
+import org.onap.appc.lifecyclemanager.LifecycleManager;
+import org.onap.appc.lifecyclemanager.objects.LifecycleException;
+import org.onap.appc.lifecyclemanager.objects.NoTransitionDefinedException;
+import org.onap.appc.logging.LoggingConstants;
+import org.onap.appc.logging.LoggingUtils;
+import org.onap.appc.requesthandler.LCMStateManager;
+import org.onap.appc.requesthandler.exceptions.*;
+import org.onap.appc.requesthandler.helper.RequestRegistry;
+import org.onap.appc.requesthandler.helper.RequestValidator;
+import org.onap.appc.workflow.WorkFlowManager;
+import org.onap.appc.workflow.objects.WorkflowExistsOutput;
+import org.onap.appc.workflow.objects.WorkflowRequest;
+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.onap.ccsdk.sli.adaptors.aai.AAIService;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.FrameworkUtil;
+import org.osgi.framework.ServiceReference;
+
+import java.time.Instant;
+import java.util.Calendar;
+import java.util.Date;
+
+public abstract class AbstractRequestValidatorImpl implements RequestValidator {
+
+ protected final EELFLogger logger = EELFManager.getInstance().getLogger(RequestValidatorImpl.class);
+ private final Configuration configuration = ConfigurationFactory.getConfiguration();
+ protected LifecycleManager lifecyclemanager;
+ protected LCMStateManager lcmStateManager;
+ private AAIService aaiService;
+ private WorkFlowManager workflowManager;
+ private RequestRegistry requestRegistry = new RequestRegistry();
+
+ protected static Calendar DateToCalendar(Date date) {
+ Calendar cal = Calendar.getInstance();
+ cal.setTime(date);
+ return cal;
+ }
+
+ public void setWorkflowManager(WorkFlowManager workflowManager) {
+ this.workflowManager = workflowManager;
+ }
+
+ public void setLcmStateManager(LCMStateManager lcmStateManager) {
+ this.lcmStateManager = lcmStateManager;
+ }
+
+ public void setRequestRegistry(RequestRegistry requestRegistry) {
+ this.requestRegistry = requestRegistry;
+ }
+
+ public abstract void validateRequest(RuntimeContext runtimeContext) throws VNFNotFoundException, RequestExpiredException, UnstableVNFException, InvalidInputException, DuplicateRequestException, NoTransitionDefinedException, LifecycleException, WorkflowNotFoundException, DGWorkflowNotFoundException, MissingVNFDataInAAIException, LCMOperationsDisabledException;
+
+ private boolean isValidTTL(String ttl) {
+ if (logger.isTraceEnabled()){
+ logger.trace("Entering to isValidTTL where ttl = "+ ObjectUtils.toString(ttl));
+ }
+ if (ttl == null || ttl.length() == 0) {
+ if (logger.isTraceEnabled()) {
+ logger.trace("Exiting from isValidTT with (result = "+ ObjectUtils.toString(false)+")");
+ }
+ return false;
+ }
+ try {
+ Integer i = Integer.parseInt(ttl);
+ if (logger.isTraceEnabled()) {
+ logger.trace("Exiting from isValidTTL with (result = "+ ObjectUtils.toString(i > 0)+")");
+ }
+ return (i > 0);
+ } catch (NumberFormatException e) {
+ if (logger.isTraceEnabled()) {
+ logger.trace("Exiting from isValidTTL with (result = "+ ObjectUtils.toString(false)+")");
+ }
+ return false;
+ }
+ }
+
+ protected 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.openecomp.sdnc.sli.aai.AAIService");
+
+ }
+ }
+
+ protected VNFContext queryAAI(String vnfId) throws VNFNotFoundException, MissingVNFDataInAAIException {
+ SvcLogicContext ctx = new SvcLogicContext();
+ ctx = getVnfdata(vnfId, "vnf", ctx);
+
+ VNFContext vnfContext = new VNFContext();
+ populateVnfContext(vnfContext, ctx);
+
+ return vnfContext;
+ }
+
+ protected void queryWFM(VNFContext vnfContext, RequestContext requestContext) throws WorkflowNotFoundException,DGWorkflowNotFoundException {
+
+ checkWorkflowExists(vnfContext, requestContext);
+ }
+
+ private void checkWorkflowExists(VNFContext vnfContext, RequestContext requestContext) throws WorkflowNotFoundException,DGWorkflowNotFoundException {
+
+ WorkflowExistsOutput workflowExistsOutput = workflowManager.workflowExists(getWorkflowQueryParams(vnfContext, requestContext));
+ if (!workflowExistsOutput.isMappingExist()) {
+ if (logger.isDebugEnabled()) {
+ logger.debug("WorkflowManager : Workflow not found for vnfType = " + vnfContext.getType() + ", version = " + vnfContext.getVersion() + ", command = " + requestContext.getAction().name());
+ }
+
+ LoggingUtils.logErrorMessage(
+ LoggingConstants.TargetNames.WORKFLOW_MANAGER,
+ EELFResourceManager.format(Msg.APPC_WORKFLOW_NOT_FOUND, vnfContext.getType(), requestContext.getAction().name()),
+ this.getClass().getCanonicalName());
+
+
+ throw new WorkflowNotFoundException("Workflow not found for vnfType = " + vnfContext.getType() + ", command = " + requestContext.getAction().name(),vnfContext.getType(),requestContext.getAction().name());
+ }
+ if (!workflowExistsOutput.isDgExist()) {
+ if (logger.isDebugEnabled()) {
+ logger.debug("WorkflowManager : DG Workflow not found for vnfType = " + vnfContext.getType() + ", version = " + vnfContext.getVersion() + ", command = " + requestContext.getAction().name()+" "+workflowExistsOutput);
+ }
+
+
+ LoggingUtils.logErrorMessage(
+ LoggingConstants.TargetNames.WORKFLOW_MANAGER,
+ EELFResourceManager.format(Msg.APPC_WORKFLOW_NOT_FOUND, vnfContext.getType(), requestContext.getAction().name()),
+ this.getClass().getCanonicalName());
+
+
+ throw new DGWorkflowNotFoundException("Workflow not found for vnfType = " + vnfContext.getType() + ", command = " + requestContext.getAction().name(),
+ workflowExistsOutput.getWorkflowModule(),workflowExistsOutput.getWorkflowName(),workflowExistsOutput.getWorkflowVersion());
+ }
+ }
+
+ private void populateVnfContext(VNFContext vnfContext, SvcLogicContext ctx) throws MissingVNFDataInAAIException {
+ String vnfType = ctx.getAttribute("vnf.vnf-type");
+ String orchestrationStatus = ctx.getAttribute("vnf.orchestration-status");
+ if(StringUtils.isEmpty(vnfType)){
+ throw new MissingVNFDataInAAIException("vnf-type");
+ }
+ else if(StringUtils.isEmpty(orchestrationStatus)){
+ throw new MissingVNFDataInAAIException("orchestration-status");
+ }
+ vnfContext.setType(vnfType);
+ vnfContext.setStatus(orchestrationStatus);
+ vnfContext.setId(ctx.getAttribute("vnf.vnf-id"));
+ }
+
+ private WorkflowRequest getWorkflowQueryParams(VNFContext vnfContext, RequestContext requestContext) {
+
+ WorkflowRequest workflowRequest = new WorkflowRequest();
+ workflowRequest.setVnfContext(vnfContext);
+ workflowRequest.setRequestContext(requestContext);
+ if (logger.isTraceEnabled()) {
+ logger.trace("Exiting from etWorkflowQueryParams with (WorkflowRequest = "+ ObjectUtils.toString(workflowRequest)+")");
+ }
+ return workflowRequest;
+ }
+
+ protected void checkForDuplicateRequest(CommonHeader header) throws DuplicateRequestException {
+ if (logger.isTraceEnabled()) {
+ logger.trace("Entering to checkForDuplicateRequest with RequestHeader = "+ ObjectUtils.toString(header));
+ }
+
+ UniqueRequestIdentifier requestIdentifier = new UniqueRequestIdentifier(header.getOriginatorId(), header.getRequestId(), header.getSubRequestId());
+ boolean requestAccepted = requestRegistry.registerRequest(requestIdentifier);
+ if (!requestAccepted) {
+ if (logger.isDebugEnabled()) {
+ logger.debug("Duplicate Request with " + requestIdentifier);
+ }
+ throw new DuplicateRequestException("Duplicate Request with " + requestIdentifier);
+ }
+ }
+
+ protected Integer readTTL(CommonHeader header) {
+ if (logger.isTraceEnabled()) {
+ logger.trace("Entering to readTTL with RequestHandlerInput = "+ ObjectUtils.toString(header));
+ }
+ if (header.getFlags()== null || !isValidTTL(String.valueOf(header.getFlags().getTtl()))) {
+ String defaultTTLStr = configuration.getProperty("org.onap.appc.workflow.default.ttl", String.valueOf(Constants.DEFAULT_TTL));
+ return Integer.parseInt(defaultTTLStr);
+ }
+ if (logger.isTraceEnabled()) {
+ logger.trace("Exiting from readTTL with (TTL = "+ ObjectUtils.toString(header.getFlags().getTtl())+")");
+ }
+ return header.getFlags().getTtl();
+ }
+
+ private SvcLogicContext getVnfdata(String vnf_id, String prefix, SvcLogicContext ctx) throws VNFNotFoundException {
+ if (logger.isTraceEnabled()) {
+ logger.trace("Entering to getVnfdata with vnfid = "+ ObjectUtils.toString(vnf_id) + ", prefix = "+ ObjectUtils.toString(prefix)+ ", SvcLogicContext"+ ObjectUtils.toString(ctx));
+ }
+
+ String key = "vnf-id = '" + vnf_id + "'";
+ logger.debug("inside getVnfdata=== " + key);
+ try {
+ Instant beginTimestamp = Instant.now();
+ SvcLogicResource.QueryStatus response = aaiService.query("generic-vnf", false, null, key, prefix, null, ctx);
+ Instant endTimestamp = Instant.now();
+ String status = SvcLogicResource.QueryStatus.SUCCESS.equals(response) ? LoggingConstants.StatusCodes.COMPLETE : LoggingConstants.StatusCodes.ERROR;
+ LoggingUtils.logMetricsMessage(
+ beginTimestamp,
+ endTimestamp,
+ LoggingConstants.TargetNames.AAI,
+ LoggingConstants.TargetServiceNames.AAIServiceNames.QUERY,
+ status,
+ "",
+ response.name(),
+ this.getClass().getCanonicalName());
+ if (SvcLogicResource.QueryStatus.NOT_FOUND.equals(response)) {
+ throw new VNFNotFoundException("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) {
+
+ LoggingUtils.logErrorMessage(
+ LoggingConstants.TargetServiceNames.AAIServiceNames.GET_VNF_DATA,
+ "Error in getVnfdata" + e,
+ this.getClass().getCanonicalName());
+
+ throw new RuntimeException(e);
+ }
+ if (logger.isTraceEnabled()) {
+ logger.trace("Exiting from getVnfdata with (SvcLogicContext = "+ ObjectUtils.toString(ctx)+")");
+ }
+ return ctx;
+ }
+
+ protected void validateInput(RequestContext requestContext)
+ throws RequestExpiredException, InvalidInputException, DuplicateRequestException {
+ if (logger.isTraceEnabled()){
+ logger.trace("Entering to validateInput with RequestHandlerInput = "+ ObjectUtils.toString(requestContext));
+ }
+ if (requestContext.getActionIdentifiers().getVnfId() == null || requestContext.getAction() == null
+ || requestContext.getActionIdentifiers().getVnfId().length() == 0 || requestContext.getAction().name().length() == 0 ||
+ null == requestContext.getCommonHeader().getApiVer()) {
+ if (logger.isDebugEnabled()) {
+ logger.debug("vnfID = " + requestContext.getActionIdentifiers().getVnfId() + ", action = " + requestContext.getAction().name());
+ }
+
+ LoggingUtils.logErrorMessage(
+ LoggingConstants.TargetNames.REQUEST_VALIDATOR,
+ EELFResourceManager.format(Msg.APPC_INVALID_INPUT),
+ this.getClass().getCanonicalName());
+
+ throw new InvalidInputException("vnfID or command is null");
+ }
+ CommonHeader commonHeader = requestContext.getCommonHeader();
+
+ checkForDuplicateRequest(commonHeader);
+
+ Calendar inputTimeStamp = DateToCalendar(Date.from(commonHeader.getTimeStamp()));
+ Calendar currentTime = Calendar.getInstance();
+
+ // If input timestamp is of future, we reject the request
+ if (inputTimeStamp.getTime().getTime() > currentTime.getTime().getTime()) {
+ if (logger.isDebugEnabled()) {
+ logger.debug("Input Timestamp is of future = " + inputTimeStamp.getTime());
+ }
+ throw new InvalidInputException("Input Timestamp is of future = " + inputTimeStamp.getTime());
+ }
+ Integer ttl = readTTL(commonHeader);
+ logger.debug("TTL value set to (seconds) : " + ttl);
+ inputTimeStamp.add(Calendar.SECOND, ttl);
+ if (currentTime.getTime().getTime() >= inputTimeStamp.getTime().getTime()) {
+
+ LoggingUtils.logErrorMessage(
+ LoggingConstants.TargetNames.REQUEST_VALIDATOR,
+ "TTL Expired: Current time - " + currentTime.getTime().getTime() + " Request time: " + inputTimeStamp.getTime().getTime() + " with TTL value: " + ttl,
+ this.getClass().getCanonicalName());
+
+ throw new RequestExpiredException("TTL Expired");
+ }
+ if (logger.isDebugEnabled()) {
+ logger.debug("Validation of the request is successful");
+ }
+ }
+}