gerrit.onap Code Review - ccsdk/sli.git/blob

   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
  44         public SvcLogicNode execute(SvcLogicServiceBase svc, SvcLogicNode node,
  45                         SvcLogicContext ctx) throws SvcLogicException {
  46
  47                 String adaptorName = SvcLogicExpressionResolver.evaluate(
  48                                 node.getAttribute("adaptor"), node, ctx);
  49                 String outValue = "failure";
  50
  51                 if (LOG.isDebugEnabled()) {
  52                         LOG.debug("configure node encountered - looking for adaptor "
  53                                         + adaptorName);
  54                 }
  55
  56                 SvcLogicAdaptor adaptor = getAdaptor(adaptorName);
  57
  58                 if (adaptor != null) {
  59                         String activate = SvcLogicExpressionResolver.evaluate(
  60                                         node.getAttribute("activate"), node, ctx);
  61                         String key = SvcLogicExpressionResolver.evaluate(
  62                                         node.getAttribute("key"), node, ctx);
  63
  64                         Map<String, String> parmMap = new HashMap<>();
  65
  66                         Set<Map.Entry<String, SvcLogicExpression>> parmSet = node
  67                                         .getParameterSet();
  68                         boolean hasParms = false;
  69
  70                         for (Iterator<Map.Entry<String, SvcLogicExpression>> iter = parmSet
  71                                         .iterator(); iter.hasNext();) {
  72                                 hasParms = true;
  73                                 Map.Entry<String, SvcLogicExpression> curEnt = iter.next();
  74                                 String curName = curEnt.getKey();
  75                                 SvcLogicExpression curExpr = curEnt.getValue();
  76                                 String curExprValue = SvcLogicExpressionResolver.evaluate(curExpr, node, ctx);
  77
  78                                 LOG.debug("Parameter "+curName+" = "+curExpr.asParsedExpr()+" resolves to "+curExprValue);
  79
  80                                 parmMap.put(curName,curExprValue);
  81                         }
  82
  83                         if (hasParms) {
  84                                 SvcLogicAdaptor.ConfigStatus confStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  85
  86                                 try {
  87                                         confStatus = adaptor.configure(key, parmMap, ctx);
  88                                 } catch (Exception e) {
  89                                         LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".configure", e);
  90                                         confStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  91                                 }
  92
  93                                 switch (confStatus) {
  94                                 case SUCCESS:
  95                                         outValue = "success";
  96                                         if ((activate != null) && (activate.length() > 0)) {
  97                                                 if ("true".equalsIgnoreCase(activate)) {
  98                                                         SvcLogicAdaptor.ConfigStatus activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
  99
 100                                                         try {
 101                                                                 activateStatus = adaptor.activate(key, ctx);
 102                                                         } catch (Exception e) {
 103
 104                                                                 LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".activate", e);
 105                                                                 activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 106                                                         }
 107                                                         switch (activateStatus) {
 108                                                         case SUCCESS:
 109                                                                 break;
 110                                                         case ALREADY_ACTIVE:
 111                                                                 outValue = "already-active";
 112                                                                 break;
 113                                                         case NOT_FOUND:
 114                                                                 outValue = "not-found";
 115                                                                 break;
 116                                                         case NOT_READY:
 117                                                                 outValue = "not-ready";
 118                                                                 break;
 119                                                         case FAILURE:
 120                                                         default:
 121                                                                 outValue = "failure";
 122                                                         }
 123                                                 } else if ("false".equalsIgnoreCase(activate)) {
 124                                                         SvcLogicAdaptor.ConfigStatus deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 125
 126                                                         try {
 127                                                                 deactivateStatus = adaptor.deactivate(key, ctx);
 128                                                         } catch (Exception e) {
 129
 130                                                                 LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".deactivate", e);
 131                                                                 deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 132                                                         }
 133                                                         switch (deactivateStatus) {
 134                                                         case SUCCESS:
 135                                                                 break;
 136                                                         case ALREADY_ACTIVE:
 137                                                                 outValue = "already-active";
 138                                                                 break;
 139                                                         case NOT_FOUND:
 140                                                                 outValue = "not-found";
 141                                                                 break;
 142                                                         case NOT_READY:
 143                                                                 outValue = "not-ready";
 144                                                                 break;
 145                                                         case FAILURE:
 146                                                         default:
 147                                                                 outValue = "failure";
 148                                                         }
 149                                                 }
 150                                         }
 151                                         break;
 152                                 case ALREADY_ACTIVE:
 153                                         outValue = "already-active";
 154                                         break;
 155                                 case NOT_FOUND:
 156                                         outValue = "not-found";
 157                                         break;
 158                                 case NOT_READY:
 159                                         outValue = "not-ready";
 160                                         break;
 161                                 case FAILURE:
 162                                 default:
 163                                         outValue = "failure";
 164                                 }
 165                         } else {
 166                                 if ((activate != null) && (activate.length() > 0)) {
 167                                         if ("true".equalsIgnoreCase(activate)) {
 168                                                 SvcLogicAdaptor.ConfigStatus activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 169                                                 try {
 170                                                         activateStatus = adaptor.activate(key, ctx);
 171                                                 } catch (Exception e) {
 172                                                         LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".activate", e);
 173                                                         activateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 174                                                 }
 175                                                 switch (activateStatus) {
 176                                                 case SUCCESS:
 177                                                         outValue = "success";
 178                                                         break;
 179                                                 case ALREADY_ACTIVE:
 180                                                         outValue = "already-active";
 181                                                         break;
 182                                                 case NOT_FOUND:
 183                                                         outValue = "not-found";
 184                                                         break;
 185                                                 case NOT_READY:
 186                                                         outValue = "not-ready";
 187                                                         break;
 188                                                 case FAILURE:
 189                                                 default:
 190                                                         outValue = "failure";
 191                                                 }
 192                                         } else if ("false".equalsIgnoreCase(activate)) {
 193                                                 SvcLogicAdaptor.ConfigStatus deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 194
 195                                                 try {
 196                                                         deactivateStatus = adaptor.deactivate(key, ctx);
 197                                                 } catch (Exception e) {
 198                                                         LOG.warn(CAUGHT_EXCEPTION_MSG+adaptorName+".deactivate", e);
 199                                                         deactivateStatus = SvcLogicAdaptor.ConfigStatus.FAILURE;
 200                                                 }
 201                                                 switch (deactivateStatus) {
 202                                                 case SUCCESS:
 203                                                         outValue = "success";
 204                                                         break;
 205                                                 case ALREADY_ACTIVE:
 206                                                         outValue = "already-active";
 207                                                         break;
 208                                                 case NOT_FOUND:
 209                                                         outValue = "not-found";
 210                                                         break;
 211                                                 case NOT_READY:
 212                                                         outValue = "not-ready";
 213                                                         break;
 214                                                 case FAILURE:
 215                                                 default:
 216                                                         outValue = "failure";
 217                                                 }
 218                                         }
 219                                 } else {
 220                                         LOG.warn("Nothing to configure - no parameters passed, and activate attribute is not set");
 221                                         outValue = "success";
 222                                 }
 223                         }
 224                 } else {
 225                         if (LOG.isWarnEnabled()) {
 226                                 LOG.warn("Adaptor for " + adaptorName + " not found");
 227                         }
 228                 }
 229
 230                 SvcLogicNode nextNode = node.getOutcomeValue(outValue);
 231                 if (nextNode != null) {
 232                         if (LOG.isDebugEnabled()) {
 233                                 LOG.debug("about to execute " + outValue + " branch");
 234                         }
 235                         return (nextNode);
 236                 }
 237
 238                 nextNode = node.getOutcomeValue("Other");
 239                 if (nextNode != null) {
 240                         if (LOG.isDebugEnabled()) {
 241                                 LOG.debug("about to execute Other branch");
 242                         }
 243                 } else {
 244                         if (LOG.isDebugEnabled()) {
 245                                 LOG.debug("no " + outValue + " or Other branch found");
 246                         }
 247                 }
 248                 return (nextNode);
 249         }
 250
 251 }