sli/provider-base/src/main/java/org/onap/ccsdk/sli/core/sli/provider/base/ConfigureNodeExecutor.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP : CCSDK
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights
   6  *                                              reserved.
   7  * ================================================================================
   8  * Modifications Copyright (C) 2018 IBM.
   9  * ================================================================================
  10  * Licensed under the Apache License, Version 2.0 (the "License");
  11  * you may not use this file except in compliance with the License.
  12  * You may obtain a copy of the License at
  13  *
  14  *      http://www.apache.org/licenses/LICENSE-2.0
  15  *
  16  * Unless required by applicable law or agreed to in writing, software
  17  * distributed under the License is distributed on an "AS IS" BASIS,
  18  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  19  * See the License for the specific language governing permissions and
  20  * limitations under the License.
  21  * ============LICENSE_END=========================================================
  22  */
  23
  24 package org.onap.ccsdk.sli.core.sli.provider.base;
  25
  26 import java.util.HashMap;
  27 import java.util.Iterator;
  28 import java.util.Map;
  29 import java.util.Set;
  30
  31 import org.onap.ccsdk.sli.core.sli.SvcLogicAdaptor;
  32 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
  33 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
  34 import org.onap.ccsdk.sli.core.sli.SvcLogicExpression;
  35 import org.onap.ccsdk.sli.core.sli.SvcLogicNode;
  36 import org.slf4j.Logger;
  37 import org.slf4j.LoggerFactory;
  38
  39 public class ConfigureNodeExecutor extends AbstractSvcLogicNodeExecutor {
  40         private static final Logger LOG = LoggerFactory
  41                         .getLogger(ConfigureNodeExecutor.class);
  42         private static final String CAUGHT_EXCEPTION_MSG="Caught exception from ";
  43         private static final String ALREADY_ACTIVE= "already-active";
  44         private static final String NOT_FOUND= "not-found";
  45
  46         public SvcLogicNode execute(SvcLogicServiceBase svc, SvcLogicNode node,
  47                         SvcLogicContext ctx) throws SvcLogicException {
  48
  49                 String adaptorName = SvcLogicExpressionResolver.evaluate(
  50                                 node.getAttribute("adaptor"), node, ctx);
  51                 String outValue = "failure";
  52
  53                 if (LOG.isDebugEnabled()) {
  54                         LOG.debug("configure node encountered - looking for adaptor "
  55                                         + adaptorName);
  56                 }
  57
  58                 SvcLogicAdaptor adaptor = getAdaptor(adaptorName);
  59
  60                 if (adaptor != null) {
  61                         String activate = SvcLogicExpressionResolver.evaluate(
  62                                         node.getAttribute("activate"), node, ctx);
  63                         String key = SvcLogicExpressionResolver.evaluate(
  64                                         node.getAttribute("key"), node, ctx);
  65
  66                         boolean hasParms = false;
  67
  68             Map<String, String> parmMap = getResolvedParameters(node,ctx);
  69             if(!parmMap.isEmpty()) {
  70                 hasParms = true;
  71             }
  72
  73                         if (hasParms) {
  74                                 SvcLogicAdaptor.ConfigStatus confStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  75
  76                                 try {
  77                                         confStatus = adaptor.configure(key, parmMap, ctx);
  78                                 } catch (Exception e) {
  79                                         LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".configure", e);
  80                                         confStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  81                                 }
  82
  83                                 switch (confStatus) {
  84                                 case SUCCESS:
  85                                         outValue = "success";
  86                                         if ((activate != null) && (activate.length() > 0)) {
  87                                                 if ("true".equalsIgnoreCase(activate)) {
  88                                                         SvcLogicAdaptor.ConfigStatus activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  89
  90                                                         try {
  91                                                                 activateStatus = adaptor.activate(key, ctx);
  92                                                         } catch (Exception e) {
  93
  94                                                                 LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".activate", e);
  95                                                                 activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  96                                                         }
  97                                                         switch (activateStatus) {
  98                                                         case SUCCESS:
  99                                                                 break;
 100                                                         case ALREADY_ACTIVE:
 101                                                                 outValue = ALREADY_ACTIVE;
 102                                                                 break;
 103                                                         case NOT_FOUND:
 104                                                                 outValue = NOT_FOUND;
 105                                                                 break;
 106                                                         case NOT_READY:
 107                                                                 outValue = "not-ready";
 108                                                                 break;
 109                                                         case FAILURE:
 110                                                         default:
 111                                                                 outValue = "failure";
 112                                                         }
 113                                                 } else if ("false".equalsIgnoreCase(activate)) {
 114                                                         SvcLogicAdaptor.ConfigStatus deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 115
 116                                                         try {
 117                                                                 deactivateStatus = adaptor.deactivate(key, ctx);
 118                                                         } catch (Exception e) {
 119
 120                                                                 LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".deactivate", e);
 121                                                                 deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 122                                                         }
 123                                                         switch (deactivateStatus) {
 124                                                         case SUCCESS:
 125                                                                 break;
 126                                                         case ALREADY_ACTIVE:
 127                                                                 outValue = ALREADY_ACTIVE;
 128                                                                 break;
 129                                                         case NOT_FOUND:
 130                                                                 outValue = NOT_FOUND;
 131                                                                 break;
 132                                                         case NOT_READY:
 133                                                                 outValue = "not-ready";
 134                                                                 break;
 135                                                         case FAILURE:
 136                                                         default:
 137                                                                 outValue = "failure";
 138                                                         }
 139                                                 }
 140                                         }
 141                                         break;
 142                                 case ALREADY_ACTIVE:
 143                                         outValue = ALREADY_ACTIVE;
 144                                         break;
 145                                 case NOT_FOUND:
 146                                         outValue = NOT_FOUND;
 147                                         break;
 148                                 case NOT_READY:
 149                                         outValue = "not-ready";
 150                                         break;
 151                                 case FAILURE:
 152                                 default:
 153                                         outValue = "failure";
 154                                 }
 155                         } else {
 156                                 if ((activate != null) && (activate.length() > 0)) {
 157                                         if ("true".equalsIgnoreCase(activate)) {
 158                                                 SvcLogicAdaptor.ConfigStatus activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 159                                                 try {
 160                                                         activateStatus = adaptor.activate(key, ctx);
 161                                                 } catch (Exception e) {
 162                                                         LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".activate", e);
 163                                                         activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 164                                                 }
 165                                                 switch (activateStatus) {
 166                                                 case SUCCESS:
 167                                                         outValue = "success";
 168                                                         break;
 169                                                 case ALREADY_ACTIVE:
 170                                                         outValue = ALREADY_ACTIVE;
 171                                                         break;
 172                                                 case NOT_FOUND:
 173                                                         outValue = NOT_FOUND;
 174                                                         break;
 175                                                 case NOT_READY:
 176                                                         outValue = "not-ready";
 177                                                         break;
 178                                                 case FAILURE:
 179                                                 default:
 180                                                         outValue = "failure";
 181                                                 }
 182                                         } else if ("false".equalsIgnoreCase(activate)) {
 183                                                 SvcLogicAdaptor.ConfigStatus deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 184
 185                                                 try {
 186                                                         deactivateStatus = adaptor.deactivate(key, ctx);
 187                                                 } catch (Exception e) {
 188                                                         LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".deactivate", e);
 189                                                         deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 190                                                 }
 191                                                 switch (deactivateStatus) {
 192                                                 case SUCCESS:
 193                                                         outValue = "success";
 194                                                         break;
 195                                                 case ALREADY_ACTIVE:
 196                                                         outValue = ALREADY_ACTIVE;
 197                                                         break;
 198                                                 case NOT_FOUND:
 199                                                         outValue = NOT_FOUND;
 200                                                         break;
 201                                                 case NOT_READY:
 202                                                         outValue = "not-ready";
 203                                                         break;
 204                                                 case FAILURE:
 205                                                 default:
 206                                                         outValue = "failure";
 207                                                 }
 208                                         }
 209                                 } else {
 210                                         LOG.warn("Nothing to configure - no parameters passed, and activate attribute is not set");
 211                                         outValue = "success";
 212                                 }
 213                         }
 214                 } else {
 215                         if (LOG.isWarnEnabled()) {
 216                                 LOG.warn("Adaptor for " + adaptorName + " not found");
 217                         }
 218                 }
 219
 220                 SvcLogicNode nextNode = node.getOutcomeValue(outValue);
 221                 if (nextNode != null) {
 222                         if (LOG.isDebugEnabled()) {
 223                                 LOG.debug("about to execute " + outValue + " branch");
 224                         }
 225                         return (nextNode);
 226                 }
 227
 228                 nextNode = node.getOutcomeValue("Other");
 229                 if (nextNode != null) {
 230                         if (LOG.isDebugEnabled()) {
 231                                 LOG.debug("about to execute Other branch");
 232                         }
 233                 } else {
 234                         if (LOG.isDebugEnabled()) {
 235                                 LOG.debug("no " + outValue + " or Other branch found");
 236                         }
 237                 }
 238                 return (nextNode);
 239         }
 240
 241 }