sli/provider/src/main/java/org/openecomp/sdnc/sli/provider/ConfigureNodeExecutor.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * openECOMP : SDN-C
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights
   6  *                         reserved.
   7  * ================================================================================
   8  * Licensed under the Apache License, Version 2.0 (the "License");
   9  * you may not use this file except in compliance with the License.
  10  * You may obtain a copy of the License at
  11  *
  12  *      http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing, software
  15  * distributed under the License is distributed on an "AS IS" BASIS,
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  17  * See the License for the specific language governing permissions and
  18  * limitations under the License.
  19  * ============LICENSE_END=========================================================
  20  */
  21
  22 package org.openecomp.sdnc.sli.provider;
  23
  24 import java.util.HashMap;
  25 import java.util.Iterator;
  26 import java.util.Map;
  27 import java.util.Set;
  28
  29 import org.openecomp.sdnc.sli.SvcLogicAdaptor;
  30 import org.openecomp.sdnc.sli.SvcLogicContext;
  31 import org.openecomp.sdnc.sli.SvcLogicException;
  32 import org.openecomp.sdnc.sli.SvcLogicExpression;
  33 import org.openecomp.sdnc.sli.SvcLogicNode;
  34 import org.slf4j.Logger;
  35 import org.slf4j.LoggerFactory;
  36
  37 public class ConfigureNodeExecutor extends SvcLogicNodeExecutor {
  38         private static final Logger LOG = LoggerFactory
  39                         .getLogger(ConfigureNodeExecutor.class);
  40
  41         public SvcLogicNode execute(SvcLogicServiceImpl svc, SvcLogicNode node,
  42                         SvcLogicContext ctx) throws SvcLogicException {
  43
  44                 String adaptorName = SvcLogicExpressionResolver.evaluate(
  45                                 node.getAttribute("adaptor"), node, ctx);
  46                 String outValue = "failure";
  47
  48                 if (LOG.isDebugEnabled()) {
  49                         LOG.debug("configure node encountered - looking for adaptor "
  50                                         + adaptorName);
  51                 }
  52
  53                 SvcLogicAdaptor adaptor = SvcLogicAdaptorFactory
  54                                 .getInstance(adaptorName);
  55
  56                 if (adaptor != null) {
  57                         String activate = SvcLogicExpressionResolver.evaluate(
  58                                         node.getAttribute("activate"), node, ctx);
  59                         String key = SvcLogicExpressionResolver.evaluate(
  60                                         node.getAttribute("key"), node, ctx);
  61
  62                         Map<String, String> parmMap = new HashMap<String, String>();
  63
  64                         Set<Map.Entry<String, SvcLogicExpression>> parmSet = node
  65                                         .getParameterSet();
  66                         boolean hasParms = false;
  67
  68                         for (Iterator<Map.Entry<String, SvcLogicExpression>> iter = parmSet
  69                                         .iterator(); iter.hasNext();) {
  70                                 hasParms = true;
  71                                 Map.Entry<String, SvcLogicExpression> curEnt = iter.next();
  72                                 String curName = curEnt.getKey();
  73                                 SvcLogicExpression curExpr = curEnt.getValue();
  74                                 String curExprValue = SvcLogicExpressionResolver.evaluate(curExpr, node, ctx);
  75
  76                                 LOG.debug("Parameter "+curName+" = "+curExpr.asParsedExpr()+" resolves to "+curExprValue);
  77
  78                                 parmMap.put(curName,curExprValue);
  79                         }
  80
  81                         if (hasParms) {
  82                                 SvcLogicAdaptor.ConfigStatus confStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  83
  84                                 try {
  85                                         confStatus = adaptor.configure(key, parmMap, ctx);
  86                                 } catch (Exception e) {
  87                                         LOG.warn("Caught exception from "+adaptorName+".configure", e);
  88                                         confStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  89                                 }
  90
  91                                 switch (confStatus) {
  92                                 case SUCCESS:
  93                                         outValue = "success";
  94                                         if ((activate != null) && (activate.length() > 0)) {
  95                                                 if ("true".equalsIgnoreCase(activate)) {
  96                                                         SvcLogicAdaptor.ConfigStatus activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  97
  98                                                         try {
  99                                                                 activateStatus = adaptor.activate(key, ctx);
 100                                                         } catch (Exception e) {
 101
 102                                                                 LOG.warn("Caught exception from "+adaptorName+".activate", e);
 103                                                                 activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 104                                                         }
 105                                                         switch (activateStatus) {
 106                                                         case SUCCESS:
 107                                                                 break;
 108                                                         case ALREADY_ACTIVE:
 109                                                                 outValue = "already-active";
 110                                                                 break;
 111                                                         case NOT_FOUND:
 112                                                                 outValue = "not-found";
 113                                                                 break;
 114                                                         case NOT_READY:
 115                                                                 outValue = "not-ready";
 116                                                                 break;
 117                                                         case FAILURE:
 118                                                         default:
 119                                                                 outValue = "failure";
 120                                                         }
 121                                                 } else if ("false".equalsIgnoreCase(activate)) {
 122                                                         SvcLogicAdaptor.ConfigStatus deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 123
 124                                                         try {
 125                                                                 deactivateStatus = adaptor.deactivate(key, ctx);
 126                                                         } catch (Exception e) {
 127
 128                                                                 LOG.warn("Caught exception from "+adaptorName+".deactivate", e);
 129                                                                 deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 130                                                         }
 131                                                         switch (deactivateStatus) {
 132                                                         case SUCCESS:
 133                                                                 break;
 134                                                         case ALREADY_ACTIVE:
 135                                                                 outValue = "already-active";
 136                                                                 break;
 137                                                         case NOT_FOUND:
 138                                                                 outValue = "not-found";
 139                                                                 break;
 140                                                         case NOT_READY:
 141                                                                 outValue = "not-ready";
 142                                                                 break;
 143                                                         case FAILURE:
 144                                                         default:
 145                                                                 outValue = "failure";
 146                                                         }
 147                                                 }
 148                                         }
 149                                         break;
 150                                 case ALREADY_ACTIVE:
 151                                         outValue = "already-active";
 152                                         break;
 153                                 case NOT_FOUND:
 154                                         outValue = "not-found";
 155                                         break;
 156                                 case NOT_READY:
 157                                         outValue = "not-ready";
 158                                         break;
 159                                 case FAILURE:
 160                                 default:
 161                                         outValue = "failure";
 162                                 }
 163                         } else {
 164                                 if ((activate != null) && (activate.length() > 0)) {
 165                                         if ("true".equalsIgnoreCase(activate)) {
 166                                                 SvcLogicAdaptor.ConfigStatus activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 167                                                 try {
 168                                                         activateStatus = adaptor.activate(key, ctx);
 169                                                 } catch (Exception e) {
 170                                                         LOG.warn("Caught exception from "+adaptorName+".activate", e);
 171                                                         activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 172                                                 }
 173                                                 switch (activateStatus) {
 174                                                 case SUCCESS:
 175                                                         outValue = "success";
 176                                                         break;
 177                                                 case ALREADY_ACTIVE:
 178                                                         outValue = "already-active";
 179                                                         break;
 180                                                 case NOT_FOUND:
 181                                                         outValue = "not-found";
 182                                                         break;
 183                                                 case NOT_READY:
 184                                                         outValue = "not-ready";
 185                                                         break;
 186                                                 case FAILURE:
 187                                                 default:
 188                                                         outValue = "failure";
 189                                                 }
 190                                         } else if ("false".equalsIgnoreCase(activate)) {
 191                                                 SvcLogicAdaptor.ConfigStatus deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 192
 193                                                 try {
 194                                                         deactivateStatus = adaptor.deactivate(key, ctx);
 195                                                 } catch (Exception e) {
 196                                                         LOG.warn("Caught exception from "+adaptorName+".deactivate", e);
 197                                                         deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 198                                                 }
 199                                                 switch (deactivateStatus) {
 200                                                 case SUCCESS:
 201                                                         outValue = "success";
 202                                                         break;
 203                                                 case ALREADY_ACTIVE:
 204                                                         outValue = "already-active";
 205                                                         break;
 206                                                 case NOT_FOUND:
 207                                                         outValue = "not-found";
 208                                                         break;
 209                                                 case NOT_READY:
 210                                                         outValue = "not-ready";
 211                                                         break;
 212                                                 case FAILURE:
 213                                                 default:
 214                                                         outValue = "failure";
 215                                                 }
 216                                         }
 217                                 } else {
 218                                         LOG.warn("Nothing to configure - no parameters passed, and activate attribute is not set");
 219                                         outValue = "success";
 220                                 }
 221                         }
 222                 } else {
 223                         if (LOG.isWarnEnabled()) {
 224                                 LOG.warn("Adaptor for " + adaptorName + " not found");
 225                         }
 226                 }
 227
 228                 SvcLogicNode nextNode = node.getOutcomeValue(outValue);
 229                 if (nextNode != null) {
 230                         if (LOG.isDebugEnabled()) {
 231                                 LOG.debug("about to execute " + outValue + " branch");
 232                         }
 233                         return (nextNode);
 234                 }
 235
 236                 nextNode = node.getOutcomeValue("Other");
 237                 if (nextNode != null) {
 238                         if (LOG.isDebugEnabled()) {
 239                                 LOG.debug("about to execute Other branch");
 240                         }
 241                 } else {
 242                         if (LOG.isDebugEnabled()) {
 243                                 LOG.debug("no " + outValue + " or Other branch found");
 244                         }
 245                 }
 246                 return (nextNode);
 247         }
 248
 249 }