gerrit.onap Code Review - sdc.git/blob

   1 /*
   2  * Copyright © 2016-2017 European Support Limited
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.openecomp.sdc.validation.impl.validators.heatresource;
  18
  19 import org.apache.commons.collections4.MapUtils;
  20 import org.openecomp.core.validation.ErrorMessageCode;
  21 import org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder;
  22 import org.openecomp.core.validation.types.GlobalValidationContext;
  23 import org.openecomp.sdc.common.errors.Messages;
  24 import org.openecomp.sdc.datatypes.error.ErrorLevel;
  25 import org.openecomp.sdc.heat.datatypes.model.HeatResourcesTypes;
  26 import org.openecomp.sdc.heat.datatypes.model.PolicyTypes;
  27 import org.openecomp.sdc.heat.datatypes.model.Resource;
  28 import org.openecomp.sdc.logging.context.impl.MdcDataDebugMessage;
  29 import org.openecomp.sdc.logging.types.LoggerErrorDescription;
  30 import org.openecomp.sdc.logging.types.LoggerTragetServiceName;
  31 import org.openecomp.sdc.validation.ResourceValidator;
  32 import org.openecomp.sdc.validation.ValidationContext;
  33 import org.openecomp.sdc.validation.type.HeatResourceValidationContext;
  34 import org.openecomp.sdc.validation.type.ValidatorConstants;
  35
  36 import java.util.List;
  37 import java.util.Map;
  38 import java.util.Objects;
  39
  40 public class NovaServerGroupResourceValidator implements ResourceValidator {
  41   private static final MdcDataDebugMessage MDC_DATA_DEBUG_MESSAGE = new MdcDataDebugMessage();
  42   private static final ErrorMessageCode ERROR_CODE_HNG1 = new ErrorMessageCode("HNG1");
  43   private static final ErrorMessageCode ERROR_CODE_HNG2 = new ErrorMessageCode("HNG2");
  44   private static final ErrorMessageCode ERROR_CODE_HNG3 = new ErrorMessageCode("HNG3");
  45
  46   @Override
  47   public void validate(String fileName, Map.Entry<String, Resource> resourceEntry,
  48                        GlobalValidationContext globalContext, ValidationContext validationContext) {
  49     validateNovaServerGroupPolicy(fileName, resourceEntry, globalContext);
  50     validateServerGroupIsUsed(fileName, resourceEntry, globalContext,
  51             (HeatResourceValidationContext) validationContext);
  52   }
  53
  54   @SuppressWarnings("unchecked")
  55   private static void validateNovaServerGroupPolicy(String fileName,
  56                                                     Map.Entry<String, Resource> resourceEntry,
  57                                                     GlobalValidationContext globalContext) {
  58
  59     MDC_DATA_DEBUG_MESSAGE.debugEntryMessage("file", fileName);
  60
  61     Resource resource = resourceEntry.getValue();
  62     Object policies =
  63             resource.getProperties() == null ? null : resource.getProperties().get("policies");
  64
  65     if (Objects.nonNull(policies) && policies instanceof List) {
  66       List<Object> policiesList = (List<Object>) policies;
  67       if (policiesList.size() == 1) {
  68         Object policy = policiesList.get(0);
  69         if (!isGivenPolicyValid(policy)) {
  70           globalContext.addMessage(fileName, ErrorLevel.ERROR, ErrorMessagesFormatBuilder
  71                           .getErrorWithParameters(
  72                                   ERROR_CODE_HNG1, Messages.WRONG_POLICY_IN_SERVER_GROUP.getErrorMessage(),
  73                                   resourceEntry.getKey()),
  74                   LoggerTragetServiceName.VALIDATE_NOVA_SEVER_GROUP_POLICY,
  75                   LoggerErrorDescription.WRONG_POLICY_SERVER_GROUP);
  76         }
  77       } else {
  78         globalContext.addMessage(fileName, ErrorLevel.ERROR, ErrorMessagesFormatBuilder
  79                         .getErrorWithParameters(ERROR_CODE_HNG1,
  80                                 Messages.WRONG_POLICY_IN_SERVER_GROUP.getErrorMessage(),
  81                                 resourceEntry.getKey()),
  82                 LoggerTragetServiceName.VALIDATE_NOVA_SEVER_GROUP_POLICY,
  83                 LoggerErrorDescription.WRONG_POLICY_SERVER_GROUP);
  84       }
  85     }
  86
  87     MDC_DATA_DEBUG_MESSAGE.debugExitMessage("file", fileName);
  88   }
  89
  90   private static boolean isGivenPolicyValid(Object policy) {
  91     if (policy instanceof Map) {
  92       return true;
  93     }
  94     if (policy instanceof String) {
  95       return PolicyTypes.isGivenPolicyValid((String) policy);
  96     }
  97     return false;
  98   }
  99
 100   public void validateServerGroupIsUsed(String fileName,
 101                                         Map.Entry<String, Resource> resourceEntry,
 102                                         GlobalValidationContext globalContext,
 103                                         HeatResourceValidationContext validationContext) {
 104
 105     Map<String, Map<String, List<String>>> pointedServerGroups =
 106             validationContext.getFileLevelResourceDependencies().get(HeatResourcesTypes
 107                     .NOVA_SERVER_GROUP_RESOURCE_TYPE.getHeatResource());
 108
 109     if (MapUtils.isEmpty(pointedServerGroups)) {
 110       globalContext
 111               .addMessage(
 112                       fileName,
 113                       ErrorLevel.WARNING,
 114                       ErrorMessagesFormatBuilder
 115                               .getErrorWithParameters(
 116                                       ERROR_CODE_HNG2, Messages.RESOURCE_NOT_IN_USE.getErrorMessage(),
 117                                       ValidatorConstants.Server_Group, resourceEntry.getKey()),
 118                       LoggerTragetServiceName.VALIDATE_ALL_SERVER_GROUP_OR_SECURITY_GROUP_IN_USE,
 119                       LoggerErrorDescription.SERVER_GROUP_SECURITY_GROUP_NOT_IN_USE);
 120       return;
 121     }
 122
 123     handleServerGroupReferences(fileName, resourceEntry, pointedServerGroups, globalContext);
 124   }
 125
 126   private void handleServerGroupReferences(String fileName, Map.Entry<String, Resource>
 127           resourceEntry, Map<String, Map<String, List<String>>> pointedServerGroups,
 128                                            GlobalValidationContext globalContext) {
 129     Map<String, List<String>> resourcesPointingToCurrServerGroup =
 130             pointedServerGroups.get(resourceEntry.getKey());
 131
 132     if (MapUtils.isEmpty(resourcesPointingToCurrServerGroup)) {
 133       globalContext
 134               .addMessage(
 135                       fileName,
 136                       ErrorLevel.WARNING,
 137                       ErrorMessagesFormatBuilder
 138                               .getErrorWithParameters(
 139                                       ERROR_CODE_HNG3, Messages.RESOURCE_NOT_IN_USE.getErrorMessage(),
 140                                       ValidatorConstants.Server_Group, resourceEntry.getKey()),
 141                       LoggerTragetServiceName.VALIDATE_ALL_SERVER_GROUP_OR_SECURITY_GROUP_IN_USE,
 142                       LoggerErrorDescription.SERVER_GROUP_SECURITY_GROUP_NOT_IN_USE);
 143     }
 144
 145   }
 146 }