servicehandler/src/main/java/org/opendaylight/transportpce/servicehandler/validation/ServiceCreateValidation.java

   1 /*
   2  * Copyright © 2017 Orange, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.transportpce.servicehandler.validation;
  10
  11 import org.opendaylight.transportpce.common.OperationResult;
  12 import org.opendaylight.transportpce.servicehandler.ServiceEndpointType;
  13 import org.opendaylight.transportpce.servicehandler.ServiceInput;
  14 import org.opendaylight.transportpce.servicehandler.validation.checks.CheckCoherencyHardSoft;
  15 import org.opendaylight.transportpce.servicehandler.validation.checks.ComplianceCheckResult;
  16 import org.opendaylight.transportpce.servicehandler.validation.checks.ServicehandlerComplianceCheck;
  17 import org.opendaylight.transportpce.servicehandler.validation.checks.ServicehandlerTxRxCheck;
  18 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev211210.ConnectionType;
  19 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev211210.RpcActions;
  20 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev211210.sdnc.request.header.SdncRequestHeader;
  21 import org.slf4j.Logger;
  22 import org.slf4j.LoggerFactory;
  23
  24 public final class ServiceCreateValidation {
  25     private static final Logger LOG = LoggerFactory.getLogger(ServiceCreateValidation.class);
  26
  27     public static OperationResult validateServiceCreateRequest(ServiceInput input, RpcActions rpcActions) {
  28         /*
  29          * Upon receipt of service
  30          * -create RPC, service header and sdnc
  31          * -request header compliancy are verified.
  32          */
  33         LOG.debug("checking Service Compliance ...");
  34         String serviceNmame = input.getServiceName();
  35         SdncRequestHeader sdncRequestHeader = input.getSdncRequestHeader();
  36         ConnectionType conType = input.getConnectionType();
  37         ComplianceCheckResult serviceHandlerCheckResult = ServicehandlerComplianceCheck.check(
  38                 serviceNmame, sdncRequestHeader, conType, rpcActions, true, true);
  39         if (serviceHandlerCheckResult.hasPassed()) {
  40             LOG.debug("Service request compliant !");
  41         } else {
  42             return OperationResult.failed(serviceHandlerCheckResult.getMessage());
  43         }
  44         /*
  45          * If compliant, service-request parameters are verified in order to
  46          * check if there is no missing parameter that prevents calculating
  47          * a path and implement a service.
  48          */
  49         LOG.debug("checking Tx/Rx Info for AEnd ...");
  50         ComplianceCheckResult txrxCheckAEnd = ServicehandlerTxRxCheck.check(input.getServiceAEnd(),
  51                 ServiceEndpointType.SERVICEAEND);
  52         if (txrxCheckAEnd.hasPassed()) {
  53             LOG.debug("Tx/Rx Info for AEnd checked !");
  54         } else {
  55             return OperationResult.failed(txrxCheckAEnd.getMessage());
  56         }
  57
  58         LOG.debug("checking Tx/Rx Info for ZEnd ...");
  59         ComplianceCheckResult txrxCheckZEnd = ServicehandlerTxRxCheck.check(input.getServiceZEnd(),
  60                 ServiceEndpointType.SERVICEZEND);
  61         if (txrxCheckZEnd.hasPassed()) {
  62             LOG.debug("Tx/Rx Info for ZEnd checked");
  63             /*
  64              * If OK, common-id is verified in order to see if there is
  65              * no routing policy provided. If yes, the routing
  66              * constraints of the policy are recovered and coherency
  67              * with hard/soft constraints provided in the input of the
  68              * RPC.
  69              */
  70         } else {
  71             return OperationResult.failed(txrxCheckZEnd.getMessage());
  72         }
  73
  74         if (input.getCommonId() != null) {
  75             LOG.debug("Common-id specified");
  76             // Check coherency with hard/soft constraints
  77             if (CheckCoherencyHardSoft.check(input.getHardConstraints(), input.getSoftConstraints())) {
  78                 LOG.debug("hard/soft constraints coherent !");
  79             } else {
  80                 return OperationResult.failed("hard/soft constraints are not coherent !");
  81             }
  82         } else {
  83             LOG.warn("Common-id not specified !");
  84         }
  85         return OperationResult.ok("Validation successful.");
  86     }
  87
  88     private ServiceCreateValidation() {
  89     }
  90
  91 }