appc-dg-util/appc-dg-util-bundle/src/main/java/org/onap/appc/dg/util/impl/ExecuteNodeActionImpl.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP : APPC
   4  * ================================================================================
   5  * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Copyright (C) 2017 Amdocs
   8  * ================================================================================
   9  * Modifications Copyright (C) 2018 Nokia
  10  * ================================================================================
  11  * Licensed under the Apache License, Version 2.0 (the "License");
  12  * you may not use this file except in compliance with the License.
  13  * You may obtain a copy of the License at
  14  *
  15  *      http://www.apache.org/licenses/LICENSE-2.0
  16  *
  17  * Unless required by applicable law or agreed to in writing, software
  18  * distributed under the License is distributed on an "AS IS" BASIS,
  19  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  20  * See the License for the specific language governing permissions and
  21  * limitations under the License.
  22  *
  23  * ============LICENSE_END=========================================================
  24  */
  25
  26 package org.onap.appc.dg.util.impl;
  27
  28 import com.att.eelf.configuration.EELFLogger;
  29 import com.att.eelf.configuration.EELFManager;
  30 import com.att.eelf.i18n.EELFResourceManager;
  31 import java.util.HashMap;
  32 import java.util.HashSet;
  33 import java.util.Map;
  34 import java.util.Map.Entry;
  35 import java.util.Set;
  36 import java.util.concurrent.ConcurrentHashMap;
  37 import org.onap.appc.dg.util.ExecuteNodeAction;
  38 import org.onap.appc.exceptions.APPCException;
  39 import org.onap.appc.i18n.Msg;
  40 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
  41 import org.onap.ccsdk.sli.core.sli.SvcLogicException;
  42 import org.onap.ccsdk.sli.core.sli.SvcLogicResource;
  43
  44
  45 public class ExecuteNodeActionImpl implements ExecuteNodeAction {
  46
  47     private static final EELFLogger logger = EELFManager.getInstance().getLogger(ExecuteNodeActionImpl.class);
  48     private static final String RESOURCE_TYPE_PARAM = "resourceType";
  49     private static final String RESOURCE_KEY_PARAM = "resourceKey";
  50     private static final String PREFIX_PARAM = "prefix";
  51     private static final String AAI_RESPONSE_STR = "AAIResponse: ";
  52     private static final String GET_RESOURCE_RESULT = "getResource_result";
  53     private static final String SUCCESS_PARAM = "SUCCESS";
  54     private static final String RELATIONSHIP_DATA_LEN_PARAM = "relationship-data_length";
  55     private static final String RELATIONSHIP_DATA_STR = "relationship-data[";
  56     private static final String VNFF_VM_STR = "VNF.VM[";
  57     private static final String VNF_VNFC_STR = "VNF.VNFC[";
  58     private static final String GET_VNF_HIERARCHY_RESULT_PARAM = "getVnfHierarchy_result";
  59     private static final String ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM = "Error Retrieving VNFC hierarchy";
  60     private static final String RELATED_TO_PROPERTY_LEN_PARAM = "related-to-property_length";
  61     public static final String DG_OUTPUT_STATUS_MESSAGE = "output.status.message";
  62
  63     private AAIServiceFactory aaiServiceFactory;
  64
  65     public ExecuteNodeActionImpl(AAIServiceFactory aaiServiceFactory) {
  66         this.aaiServiceFactory = aaiServiceFactory;
  67     }
  68
  69     /**
  70      * Method called in TestDG to test timeout scenario
  71      *
  72      * @param params waitTime time in millisecond DG is going to sleep
  73      */
  74     @Override
  75     public void waitMethod(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
  76         try {
  77             String waitTime = params.get("waitTime");
  78
  79             logger.info("DG will waits for " + Long.parseLong(waitTime) + "milliseconds");
  80             Thread.sleep(Long.parseLong(waitTime));
  81             logger.info("DG waits for " + Long.parseLong(waitTime) + " milliseconds completed");
  82         } catch (InterruptedException e) {
  83             logger.error("Error In ExecuteNodeActionImpl for waitMethod() due to InterruptedException: reason = " + e
  84                 .getMessage());
  85         }
  86     }
  87
  88     @Override
  89     public void getResource(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
  90         String resourceType = params.get(RESOURCE_TYPE_PARAM);
  91         String ctxPrefix = params.get(PREFIX_PARAM);
  92         String resourceKey = params.get(RESOURCE_KEY_PARAM);
  93
  94         if (logger.isDebugEnabled()) {
  95             logger.debug("inside getResorce");
  96             logger.debug("Retrieving " + resourceType + " details from A&AI for Key : " + resourceKey);
  97         }
  98
  99         try {
 100             SvcLogicResource.QueryStatus response =
 101                 aaiServiceFactory.getAAIService().query(resourceType, false, null, resourceKey, ctxPrefix, null, ctx);
 102             logger.info(AAI_RESPONSE_STR + response.toString());
 103             ctx.setAttribute(GET_RESOURCE_RESULT, response.toString());
 104         } catch (SvcLogicException e) {
 105             logger.error(EELFResourceManager.format(Msg.AAI_GET_DATA_FAILED, resourceKey, ""), e);
 106         }
 107
 108         if (logger.isDebugEnabled()) {
 109             logger.debug("exiting getResource======");
 110         }
 111     }
 112
 113     @Override
 114     public void postResource(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 115         String resourceType = params.get(RESOURCE_TYPE_PARAM);
 116         String ctxPrefix = params.get(PREFIX_PARAM);
 117         String resourceKey = params.get(RESOURCE_KEY_PARAM);
 118         String attName = params.get("attributeName");
 119         String attValue = params.get("attributeValue");
 120         if (logger.isDebugEnabled()) {
 121             logger.debug("inside postResource");
 122             logger.debug("Updating " + resourceType + " details in A&AI for Key : " + resourceKey);
 123             logger.debug("Updating " + attName + " to : " + attValue);
 124         }
 125         Map<String, String> data = new HashMap<>();
 126         data.put(attName, attValue);
 127
 128         try {
 129             SvcLogicResource.QueryStatus response = aaiServiceFactory.getAAIService()
 130                 .update(resourceType, resourceKey, data, ctxPrefix, ctx);
 131             logger.info(AAI_RESPONSE_STR + response.toString());
 132             ctx.setAttribute("postResource_result", response.toString());
 133         } catch (SvcLogicException e) {
 134             logger.error(EELFResourceManager.format(Msg.AAI_UPDATE_FAILED, resourceKey, attValue), e);
 135         }
 136
 137         if (logger.isDebugEnabled()) {
 138             logger.debug("exiting postResource======");
 139         }
 140     }
 141
 142     @Override
 143     public void deleteResource(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 144         String resourceType = params.get(RESOURCE_TYPE_PARAM);
 145         String resourceKey = params.get(RESOURCE_KEY_PARAM);
 146
 147         if (logger.isDebugEnabled()) {
 148             logger.debug("inside deleteResource");
 149             logger.debug("Deleting " + resourceType + " details From A&AI for Key : " + resourceKey);
 150         }
 151
 152         try {
 153             SvcLogicResource.QueryStatus response = aaiServiceFactory.getAAIService()
 154                 .delete(resourceType, resourceKey, ctx);
 155             logger.info(AAI_RESPONSE_STR + response.toString());
 156             ctx.setAttribute("deleteResource_result", response.toString());
 157         } catch (SvcLogicException e) {
 158             logger.error(EELFResourceManager.format(Msg.AAI_DELETE_FAILED, resourceKey), e);
 159         }
 160         if (logger.isDebugEnabled()) {
 161             logger.debug("exiting deleteResource======");
 162         }
 163     }
 164
 165     @Override
 166     public void getVnfHierarchy(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 167         if (logger.isDebugEnabled()) {
 168             logger.debug("Inside getVnfHierarchy======");
 169         }
 170         String resourceKey = params.get(RESOURCE_KEY_PARAM);
 171         String retrivalVnfKey = "generic-vnf.vnf-id = '" + resourceKey + "'";
 172         Map<String, String> paramsVnf = new HashMap<>();
 173         paramsVnf.put(RESOURCE_TYPE_PARAM, "generic-vnf");
 174         paramsVnf.put(PREFIX_PARAM, "vnfRetrived");
 175         paramsVnf.put(RESOURCE_KEY_PARAM, retrivalVnfKey);
 176         logger.debug("Retrieving VNF details from A&AI");
 177         //Retrive all the relations of VNF
 178         SvcLogicContext vnfCtx = new SvcLogicContext();
 179         getResource(paramsVnf, vnfCtx);
 180         if (vnfCtx.getAttribute(GET_RESOURCE_RESULT).equals(SUCCESS_PARAM)) {
 181             trySetHeatStackIDAttribute(ctx, vnfCtx);
 182             ctx.setAttribute("vnf.type", vnfCtx.getAttribute("vnfRetrived.vnf-type"));
 183             Map<String, String> vnfHierarchyMap = new ConcurrentHashMap<>();
 184
 185             Map<String, Set<String>> vnfcHierarchyMap = new HashMap<>();
 186             int vmCount = 0;
 187             Set<String> vmSet;
 188             String vmURL;
 189             logger.debug("Parsing Vserver details from VNF relations");
 190
 191             //loop through relationship-list data, to get vserver relations
 192             for (String ctxKeySet : vnfCtx.getAttributeKeySet()) {
 193                 if (ctxKeySet.startsWith("vnfRetrived.") && "vserver"
 194                     .equalsIgnoreCase(vnfCtx.getAttribute(ctxKeySet))) {
 195                     String vmKey = ctxKeySet.substring(0, ctxKeySet.length() - "related-to".length());
 196                     String vserverID = null;
 197                     String tenantID = null;
 198                     String cloudOwner = null;
 199                     String cloudRegionId = null;
 200                     int relationshipLength = getAttribute(vnfCtx, vmKey, RELATIONSHIP_DATA_LEN_PARAM);
 201
 202                     for (int j = 0; j
 203                         < relationshipLength;
 204                         j++) {      //loop inside relationship data, to get vserver-id and tenant-id
 205                         String key = vnfCtx.getAttribute(vmKey + RELATIONSHIP_DATA_STR + j + "].relationship-key");
 206                         String value = vnfCtx.getAttribute(vmKey + RELATIONSHIP_DATA_STR + j + "].relationship-value");
 207                         vnfHierarchyMap.put(VNFF_VM_STR + vmCount + "]." + key, value);
 208                         if ("vserver.vserver-id".equals(key)) {
 209                             vserverID = value;
 210                         }
 211                         if ("tenant.tenant-id".equals(key)) {
 212                             tenantID = value;
 213                         }
 214                         if ("cloud-region.cloud-owner".equals(key)) {
 215                             cloudOwner = value;
 216                         }
 217                         if ("cloud-region.cloud-region-id".equals(key)) {
 218                             cloudRegionId = value;
 219                         }
 220                     }
 221                     int relatedPropertyLength = getAttribute(vnfCtx, vmKey, RELATED_TO_PROPERTY_LEN_PARAM);
 222                     for (int j = 0;
 223                         j < relatedPropertyLength; j++) {   //loop inside related-to-property data, to get vserver-name
 224                         String key = vnfCtx.getAttribute(vmKey + "related-to-property[" + j + "].property-key");
 225                         String value = vnfCtx.getAttribute(vmKey + "related-to-property[" + j + "].property-value");
 226                         vnfHierarchyMap.put(VNFF_VM_STR + vmCount + "]." + key, value);
 227                     }
 228                     //Retrive VM relations to find vnfc's
 229                     //VM to VNFC is 1 to 1 relation
 230                     String vmRetrivalKey = "vserver.vserver-id = '" + vserverID
 231                         + "' AND tenant.tenant_id = '" + tenantID
 232                         + "'" + "' AND cloud-region.cloud-owner = '" + cloudOwner
 233                         + "' AND cloud-region.cloud-region-id = '" + cloudRegionId + "'";
 234                     Map<String, String> paramsVm = new HashMap<>();
 235                     paramsVm.put(RESOURCE_TYPE_PARAM, "vserver");
 236                     paramsVm.put(PREFIX_PARAM, "vmRetrived");
 237                     paramsVm.put(RESOURCE_KEY_PARAM, vmRetrivalKey);
 238                     SvcLogicContext vmCtx = new SvcLogicContext();
 239
 240                     logger.debug("Retrieving VM details from A&AI");
 241                     getResource(paramsVm, vmCtx);
 242                     if (vmCtx.getAttribute(GET_RESOURCE_RESULT).equals(SUCCESS_PARAM)) {
 243                         if (logger.isDebugEnabled()) {
 244                             logger.debug("Parsing VNFC details from VM relations");
 245                         }
 246                         vmURL = vmCtx.getAttribute("vmRetrived.vserver-selflink");
 247                         vnfHierarchyMap.put(VNFF_VM_STR + vmCount + "].URL", vmURL);
 248
 249                         //loop through relationship-list data, to get vnfc relations
 250                         for (String ctxVnfcKeySet : vmCtx.getAttributeKeySet()) {
 251                             if (ctxVnfcKeySet.startsWith("vmRetrived.")
 252                                 && "vnfc".equalsIgnoreCase(vmCtx.getAttribute(ctxVnfcKeySet))) {
 253
 254                                 String vnfcKey =
 255                                     ctxVnfcKeySet.substring(0, ctxVnfcKeySet.length() - "related-to".length());
 256
 257                                 relationshipLength = getAttribute(vmCtx, vnfcKey, RELATIONSHIP_DATA_LEN_PARAM);
 258
 259                                 for (int j = 0; j
 260                                     < relationshipLength;
 261                                     j++) {          //loop through relationship data, to get vnfc name
 262                                     String key = vmCtx.getAttribute(
 263                                         vnfcKey + RELATIONSHIP_DATA_STR + j + "].relationship-key");
 264                                     String value = vmCtx.getAttribute(
 265                                         vnfcKey + RELATIONSHIP_DATA_STR + j + "].relationship-value");
 266                                     if ("vnfc.vnfc-name".equalsIgnoreCase(key)) {
 267                                         vnfHierarchyMap.put(VNFF_VM_STR + vmCount + "].VNFC", value);
 268                                         vmSet = resolveVmSet(vnfcHierarchyMap, value);
 269                                         vmSet.add(vmURL);
 270                                         vnfcHierarchyMap.put(value, vmSet);
 271                                         break; //VM to VNFC is 1 to 1 relation, once we got the VNFC name we can break the loop
 272                                     }
 273                                 }
 274                             }
 275                         }
 276                     } else {
 277                         ctx.setAttribute(DG_OUTPUT_STATUS_MESSAGE, ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM);
 278                         vnfHierarchyMap.put(GET_VNF_HIERARCHY_RESULT_PARAM, "FAILURE");
 279                         logger.error("Failed in getVnfHierarchy, Error retrieving Vserver details. Error message: "
 280                             + vmCtx.getAttribute(GET_RESOURCE_RESULT));
 281                         logger.warn("Incorrect or Incomplete VNF Hierarchy");
 282                         throw new APPCException(ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM);
 283                     }
 284                     vmCount++;
 285                 }
 286             }
 287             vnfHierarchyMap.put("VNF.VMCount", Integer.toString(vmCount));
 288             if (vmCount == 0) {
 289                 ctx.setAttribute(DG_OUTPUT_STATUS_MESSAGE, "VM count is 0");
 290             }
 291             //code changes for getting vnfcs hirearchy
 292             populateVnfcsDetailsinContext(vnfcHierarchyMap, ctx);
 293             //vnf,vnfcCount
 294             ctx.setAttribute("VNF.VNFCCount",
 295                 Integer.toString(vnfcHierarchyMap.size()));
 296             //code changes for getting vnfcs hirearchy
 297             ctx.setAttribute(GET_VNF_HIERARCHY_RESULT_PARAM, SUCCESS_PARAM);
 298             //Finally set all attributes to ctx
 299             for (Entry<String, String> entry: vnfHierarchyMap.entrySet()) {
 300                 ctx.setAttribute(entry.getKey(), entry.getValue());
 301             }
 302         } else {
 303             ctx.setAttribute(GET_VNF_HIERARCHY_RESULT_PARAM, "FAILURE");
 304             ctx.setAttribute(DG_OUTPUT_STATUS_MESSAGE, ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM);
 305             logger.error("Failed in getVnfHierarchy, Error retrieving VNF details. Error message: " + ctx
 306                 .getAttribute(GET_RESOURCE_RESULT));
 307             logger.warn("Incorrect or Incomplete VNF Hierarchy");
 308             throw new APPCException(ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM);
 309         }
 310
 311         if (logger.isDebugEnabled()) {
 312             logger.debug("exiting getVnfHierarchy======");
 313         }
 314     }
 315
 316     private void trySetHeatStackIDAttribute(SvcLogicContext ctx, SvcLogicContext vnfCtx) {
 317         if (vnfCtx.getAttribute("vnfRetrived.heat-stack-id") != null) {
 318             ctx.setAttribute("VNF.heat-stack-id", vnfCtx.getAttribute("vnfRetrived.heat-stack-id"));
 319         }
 320     }
 321
 322     private Set<String> resolveVmSet(Map<String, Set<String>> vnfcHierarchyMap, String value) {
 323
 324         Set<String> vmSet = vnfcHierarchyMap.get(value);
 325         if (vmSet == null) {
 326             vmSet = new HashSet<>();
 327         }
 328         return vmSet;
 329     }
 330
 331     private int getAttribute(SvcLogicContext ctx, String key, String param) {
 332         if (ctx.getAttributeKeySet().contains(key + param)) {
 333            return Integer.parseInt(ctx.getAttribute(key + param));
 334         }
 335         return 0;
 336     }
 337
 338     void populateVnfcsDetailsinContext(Map<String, Set<String>> vnfcHierarchyMap, SvcLogicContext ctx)
 339         throws APPCException {
 340         SvcLogicContext vnfcCtx = new SvcLogicContext();
 341         int vnfcCounter = 0;
 342         for (Entry<String, Set<String>> entry : vnfcHierarchyMap.entrySet()) {
 343             String vnfcRetrivalKey = "vnfc-name = '" + entry.getKey() + "'";
 344             Map<String, String> paramsVnfc = new HashMap<>();
 345             paramsVnfc.put(RESOURCE_TYPE_PARAM, "vnfc");
 346             paramsVnfc.put(PREFIX_PARAM, "vnfcRetrived");
 347             paramsVnfc.put(RESOURCE_KEY_PARAM, vnfcRetrivalKey);
 348
 349             logger.debug("Retrieving VM details from A&AI");
 350             getResource(paramsVnfc, vnfcCtx);
 351             if (vnfcCtx.getAttribute(GET_RESOURCE_RESULT).equals(SUCCESS_PARAM)) {
 352                 if (logger.isDebugEnabled()){
 353                     logger.debug("Parsing VNFC details from VM relations");
 354                 }
 355                 //putting required values in the map
 356                 //vnf.vnfc[vnfcIndex].type
 357                 ctx.setAttribute(VNF_VNFC_STR + vnfcCounter + "].TYPE",
 358                     vnfcCtx.getAttribute("vnfcRetrived.vnfc-type"));
 359
 360                 // vnf.vnfc[vnfcIndex].name
 361                 ctx.setAttribute(VNF_VNFC_STR + vnfcCounter + "].NAME",
 362                     vnfcCtx.getAttribute("vnfcRetrived.vnfc-name"));
 363
 364                 //vnf.vnfc[vnfcIndex].vmCount
 365                 Set<String> vmSet = entry.getValue();
 366                 String vmCountinVnfcs = Integer.toString(vmSet.size());
 367                 ctx.setAttribute(VNF_VNFC_STR + vnfcCounter + "].VM_COUNT",
 368                     vmCountinVnfcs);
 369                 int vmCount = 0;
 370                 for (String vmURL : vmSet) {
 371                     ctx.setAttribute(VNF_VNFC_STR + vnfcCounter + "].VM[" + vmCount++ + "].URL", vmURL);
 372                 }
 373
 374             }
 375             vnfcCounter++;
 376         }
 377     }
 378 }