gerrit.onap Code Review - appc.git/blob

   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  * Modifications Copyright (C) 2018 IBM.
  12  * ================================================================================
  13  * Licensed under the Apache License, Version 2.0 (the "License");
  14  * you may not use this file except in compliance with the License.
  15  * You may obtain a copy of the License at
  16  *
  17  *      http://www.apache.org/licenses/LICENSE-2.0
  18  *
  19  * Unless required by applicable law or agreed to in writing, software
  20  * distributed under the License is distributed on an "AS IS" BASIS,
  21  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  22  * See the License for the specific language governing permissions and
  23  * limitations under the License.
  24  *
  25  * ============LICENSE_END=========================================================
  26  */
  27
  28 package org.onap.appc.dg.util.impl;
  29
  30 import java.util.HashMap;
  31 import java.util.HashSet;
  32 import java.util.Map;
  33 import java.util.Map.Entry;
  34 import java.util.Set;
  35 import java.util.concurrent.ConcurrentHashMap;
  36
  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 import com.att.eelf.configuration.EELFLogger;
  45 import com.att.eelf.configuration.EELFManager;
  46 import com.att.eelf.i18n.EELFResourceManager;
  47
  48 public class ExecuteNodeActionImpl implements ExecuteNodeAction {
  49
  50     private static final EELFLogger logger = EELFManager.getInstance().getLogger(ExecuteNodeActionImpl.class);
  51     private static final String RESOURCE_TYPE_PARAM = "resourceType";
  52     private static final String RESOURCE_KEY_PARAM = "resourceKey";
  53     private static final String PREFIX_PARAM = "prefix";
  54     private static final String AAI_RESPONSE_STR = "AAIResponse: ";
  55     private static final String GET_RESOURCE_RESULT = "getResource_result";
  56     private static final String SUCCESS_PARAM = "SUCCESS";
  57     private static final String RELATIONSHIP_DATA_LEN_PARAM = "relationship-data_length";
  58     private static final String RELATIONSHIP_DATA_STR = "relationship-data[";
  59     private static final String VNFF_VM_STR = "VNF.VM[";
  60     private static final String VNF_VNFC_STR = "VNF.VNFC[";
  61     private static final String GET_VNF_HIERARCHY_RESULT_PARAM = "getVnfHierarchy_result";
  62     private static final String ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM = "Error Retrieving VNFC hierarchy";
  63     private static final String RELATED_TO_PROPERTY_LEN_PARAM = "related-to-property_length";
  64     public static final String DG_OUTPUT_STATUS_MESSAGE = "output.status.message";
  65     private static Map<String, String> vnfHierarchyMap = new ConcurrentHashMap<>();
  66
  67     private static Map<String, Set<String>> vnfcHierarchyMap = new HashMap<>();
  68     private static int vmCount = 0;
  69     private static Set<String> vmSet;
  70     private static String vmURL;
  71     private AAIServiceFactory aaiServiceFactory;
  72
  73     public ExecuteNodeActionImpl(AAIServiceFactory aaiServiceFactory) {
  74         this.aaiServiceFactory = aaiServiceFactory;
  75     }
  76
  77     /**
  78      * Method called in TestDG to test timeout scenario
  79      *
  80      * @param params
  81      *            waitTime time in millisecond DG is going to sleep
  82      */
  83     @Override
  84     public void waitMethod(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
  85         try {
  86             String waitTime = params.get("waitTime");
  87
  88             logger.info("DG will waits for " + Long.parseLong(waitTime) + "milliseconds");
  89             Thread.sleep(Long.parseLong(waitTime));
  90             logger.info("DG waits for " + Long.parseLong(waitTime) + " milliseconds completed");
  91         } catch (InterruptedException e) {
  92             logger.error("Error In ExecuteNodeActionImpl for waitMethod() due to InterruptedException: reason = "
  93                     + e.getMessage());
  94         }
  95     }
  96
  97     @Override
  98     public void getResource(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
  99         String resourceType = params.get(RESOURCE_TYPE_PARAM);
 100         String ctxPrefix = params.get(PREFIX_PARAM);
 101         String resourceKey = params.get(RESOURCE_KEY_PARAM);
 102
 103         if (logger.isDebugEnabled()) {
 104             logger.debug("inside getResorce");
 105             logger.debug("Retrieving " + resourceType + " details from A&AI for Key : " + resourceKey);
 106         }
 107
 108         try {
 109             SvcLogicResource.QueryStatus response = aaiServiceFactory.getAAIService().query(resourceType, false, null,
 110                     resourceKey, ctxPrefix, null, ctx);
 111             logger.info(AAI_RESPONSE_STR + response.toString());
 112             ctx.setAttribute(GET_RESOURCE_RESULT, response.toString());
 113         } catch (SvcLogicException e) {
 114             logger.error(EELFResourceManager.format(Msg.AAI_GET_DATA_FAILED, resourceKey, ""), e);
 115         }
 116
 117         if (logger.isDebugEnabled()) {
 118             logger.debug("exiting getResource======");
 119         }
 120     }
 121
 122     @Override
 123     public void postResource(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 124         String resourceType = params.get(RESOURCE_TYPE_PARAM);
 125         String ctxPrefix = params.get(PREFIX_PARAM);
 126         String resourceKey = params.get(RESOURCE_KEY_PARAM);
 127         String attName = params.get("attributeName");
 128         String attValue = params.get("attributeValue");
 129         if (logger.isDebugEnabled()) {
 130             logger.debug("inside postResource");
 131             logger.debug("Updating " + resourceType + " details in A&AI for Key : " + resourceKey);
 132             logger.debug("Updating " + attName + " to : " + attValue);
 133         }
 134         Map<String, String> data = new HashMap<>();
 135         data.put(attName, attValue);
 136
 137         try {
 138             SvcLogicResource.QueryStatus response = aaiServiceFactory.getAAIService().update(resourceType, resourceKey,
 139                     data, ctxPrefix, ctx);
 140             logger.info(AAI_RESPONSE_STR + response.toString());
 141             ctx.setAttribute("postResource_result", response.toString());
 142         } catch (SvcLogicException e) {
 143             logger.error(EELFResourceManager.format(Msg.AAI_UPDATE_FAILED, resourceKey, attValue), e);
 144         }
 145
 146         if (logger.isDebugEnabled()) {
 147             logger.debug("exiting postResource======");
 148         }
 149     }
 150
 151     @Override
 152     public void deleteResource(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 153         String resourceType = params.get(RESOURCE_TYPE_PARAM);
 154         String resourceKey = params.get(RESOURCE_KEY_PARAM);
 155
 156         if (logger.isDebugEnabled()) {
 157             logger.debug("inside deleteResource");
 158             logger.debug("Deleting " + resourceType + " details From A&AI for Key : " + resourceKey);
 159         }
 160
 161         try {
 162             SvcLogicResource.QueryStatus response = aaiServiceFactory.getAAIService().delete(resourceType, resourceKey,
 163                     ctx);
 164             logger.info(AAI_RESPONSE_STR + response.toString());
 165             ctx.setAttribute("deleteResource_result", response.toString());
 166         } catch (SvcLogicException e) {
 167             logger.error(EELFResourceManager.format(Msg.AAI_DELETE_FAILED, resourceKey), e);
 168         }
 169         if (logger.isDebugEnabled()) {
 170             logger.debug("exiting deleteResource======");
 171         }
 172     }
 173
 174     private void getVserverRelations(SvcLogicContext vnfCtx, SvcLogicContext ctx) throws APPCException {
 175
 176         logger.debug("Parsing Vserver details from VNF relations");
 177         for (String ctxKeySet : vnfCtx.getAttributeKeySet()) {
 178             if (ctxKeySet.startsWith("vnfRetrived.") && "vserver".equalsIgnoreCase(vnfCtx.getAttribute(ctxKeySet))) {
 179                 String vmKey = ctxKeySet.substring(0, ctxKeySet.length() - "related-to".length());
 180                 String vserverID = null;
 181                 String tenantID = null;
 182                 String cloudOwner = null;
 183                 String cloudRegionId = null;
 184                 int relationshipLength = getAttribute(vnfCtx, vmKey, RELATIONSHIP_DATA_LEN_PARAM);
 185
 186                 for (int j = 0; j < relationshipLength; j++) { // loop inside
 187                                                                 // relationship
 188                                                                 // data, to get
 189                                                                 // vserver-id
 190                                                                 // and tenant-id
 191                     String key = vnfCtx.getAttribute(vmKey + RELATIONSHIP_DATA_STR + j + "].relationship-key");
 192                     String value = vnfCtx.getAttribute(vmKey + RELATIONSHIP_DATA_STR + j + "].relationship-value");
 193                     vnfHierarchyMap.put(VNFF_VM_STR + vmCount + "]." + key, value);
 194                     if ("vserver.vserver-id".equals(key)) {
 195                         vserverID = value;
 196                     }
 197                     if ("tenant.tenant-id".equals(key)) {
 198                         tenantID = value;
 199                     }
 200                     if ("cloud-region.cloud-owner".equals(key)) {
 201                         cloudOwner = value;
 202                     }
 203                     if ("cloud-region.cloud-region-id".equals(key)) {
 204                         cloudRegionId = value;
 205                     }
 206                 }
 207                 int relatedPropertyLength = getAttribute(vnfCtx, vmKey, RELATED_TO_PROPERTY_LEN_PARAM);
 208                 for (int j = 0; j < relatedPropertyLength; j++) { // loop inside
 209                                                                     // related-to-property
 210                                                                     // data, to
 211                                                                     // get
 212                                                                     // vserver-name
 213                     String key = vnfCtx.getAttribute(vmKey + "related-to-property[" + j + "].property-key");
 214                     String value = vnfCtx.getAttribute(vmKey + "related-to-property[" + j + "].property-value");
 215                     vnfHierarchyMap.put(VNFF_VM_STR + vmCount + "]." + key, value);
 216                 }
 217                 // Retrive VM relations to find vnfc's
 218                 // VM to VNFC is 1 to 1 relation
 219                 String vmRetrivalKey = "vserver.vserver-id = '" + vserverID + "' AND tenant.tenant_id = '" + tenantID
 220                         + "'" + "' AND cloud-region.cloud-owner = '" + cloudOwner
 221                         + "' AND cloud-region.cloud-region-id = '" + cloudRegionId + "'";
 222                 Map<String, String> paramsVm = new HashMap<>();
 223                 paramsVm.put(RESOURCE_TYPE_PARAM, "vserver");
 224                 paramsVm.put(PREFIX_PARAM, "vmRetrived");
 225                 paramsVm.put(RESOURCE_KEY_PARAM, vmRetrivalKey);
 226                 SvcLogicContext vmCtx = new SvcLogicContext();
 227
 228                 logger.debug("Retrieving VM details from A&AI");
 229                 getResource(paramsVm, vmCtx);
 230                 if ((SUCCESS_PARAM).equals(vmCtx.getAttribute(GET_RESOURCE_RESULT))) {
 231                     if (logger.isDebugEnabled()) {
 232                         logger.debug("Parsing VNFC details from VM relations");
 233                     }
 234                     vmURL = vmCtx.getAttribute("vmRetrived.vserver-selflink");
 235                     vnfHierarchyMap.put(VNFF_VM_STR + vmCount + "].URL", vmURL);
 236
 237                     // loop through relationship-list data, to get vnfc
 238                     // relations
 239                     for (String ctxVnfcKeySet : vmCtx.getAttributeKeySet()) {
 240                         if (ctxVnfcKeySet.startsWith("vmRetrived.")
 241                                 && "vnfc".equalsIgnoreCase(vmCtx.getAttribute(ctxVnfcKeySet))) {
 242
 243                             String vnfcKey = ctxVnfcKeySet.substring(0, ctxVnfcKeySet.length() - "related-to".length());
 244
 245                             relationshipLength = getAttribute(vmCtx, vnfcKey, RELATIONSHIP_DATA_LEN_PARAM);
 246
 247                             for (int j = 0; j < relationshipLength; j++) { // loop
 248                                                                             // through
 249                                                                             // relationship
 250                                                                             // data,
 251                                                                             // to
 252                                                                             // get
 253                                                                             // vnfc
 254                                                                             // name
 255                                 String key = vmCtx
 256                                         .getAttribute(vnfcKey + RELATIONSHIP_DATA_STR + j + "].relationship-key");
 257                                 String value = vmCtx
 258                                         .getAttribute(vnfcKey + RELATIONSHIP_DATA_STR + j + "].relationship-value");
 259                                 if ("vnfc.vnfc-name".equalsIgnoreCase(key)) {
 260                                     vnfHierarchyMap.put(VNFF_VM_STR + vmCount + "].VNFC", value);
 261                                     vmSet = resolveVmSet(vnfcHierarchyMap, value);
 262                                     vmSet.add(vmURL);
 263                                     vnfcHierarchyMap.put(value, vmSet);
 264                                     break; // VM to VNFC is 1 to 1 relation,
 265                                             // once we got the VNFC name we can
 266                                             // break the loop
 267                                 }
 268                             }
 269                         }
 270                     }
 271                 } else {
 272                     ctx.setAttribute(DG_OUTPUT_STATUS_MESSAGE, ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM);
 273                     vnfHierarchyMap.put(GET_VNF_HIERARCHY_RESULT_PARAM, "FAILURE");
 274                     logger.error("Failed in getVnfHierarchy, Error retrieving Vserver details. Error message: "
 275                             + vmCtx.getAttribute(GET_RESOURCE_RESULT));
 276                     logger.warn("Incorrect or Incomplete VNF Hierarchy");
 277                     throw new APPCException(ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM);
 278                 }
 279                 vmCount++;
 280             }
 281         }
 282     }
 283
 284     @Override
 285     public void getVnfHierarchy(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 286         if (logger.isDebugEnabled()) {
 287             logger.debug("Inside getVnfHierarchy======");
 288         }
 289         String resourceKey = params.get(RESOURCE_KEY_PARAM);
 290         String retrivalVnfKey = "generic-vnf.vnf-id = '" + resourceKey + "'";
 291         Map<String, String> paramsVnf = new HashMap<>();
 292         paramsVnf.put(RESOURCE_TYPE_PARAM, "generic-vnf");
 293         paramsVnf.put(PREFIX_PARAM, "vnfRetrived");
 294         paramsVnf.put(RESOURCE_KEY_PARAM, retrivalVnfKey);
 295         logger.debug("Retrieving VNF details from A&AI");
 296         // Retrive all the relations of VNF
 297         SvcLogicContext vnfCtx = new SvcLogicContext();
 298         getResource(paramsVnf, vnfCtx);
 299         if (vnfCtx.getAttribute(GET_RESOURCE_RESULT).equals(SUCCESS_PARAM)) {
 300             trySetHeatStackIDAttribute(ctx, vnfCtx);
 301             ctx.setAttribute("vnf.type", vnfCtx.getAttribute("vnfRetrived.vnf-type"));
 302
 303             // loop through relationship-list data, to get vserver relations
 304             getVserverRelations(vnfCtx, ctx);
 305             vnfHierarchyMap.put("VNF.VMCount", Integer.toString(vmCount));
 306             if (vmCount == 0) {
 307                 ctx.setAttribute(DG_OUTPUT_STATUS_MESSAGE, "VM count is 0");
 308             }
 309             // code changes for getting vnfcs hirearchy
 310             populateVnfcsDetailsinContext(vnfcHierarchyMap, ctx);
 311             // vnf,vnfcCount
 312             ctx.setAttribute("VNF.VNFCCount", Integer.toString(vnfcHierarchyMap.size()));
 313             // code changes for getting vnfcs hirearchy
 314             ctx.setAttribute(GET_VNF_HIERARCHY_RESULT_PARAM, SUCCESS_PARAM);
 315             // Finally set all attributes to ctx
 316             for (Entry<String, String> entry : vnfHierarchyMap.entrySet()) {
 317                 ctx.setAttribute(entry.getKey(), entry.getValue());
 318             }
 319         } else {
 320             ctx.setAttribute(GET_VNF_HIERARCHY_RESULT_PARAM, "FAILURE");
 321             ctx.setAttribute(DG_OUTPUT_STATUS_MESSAGE, ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM);
 322             logger.error("Failed in getVnfHierarchy, Error retrieving VNF details. Error message: "
 323                     + ctx.getAttribute(GET_RESOURCE_RESULT));
 324             logger.warn("Incorrect or Incomplete VNF Hierarchy");
 325             throw new APPCException(ERROR_RETRIEVING_VNFC_HIERARCHY_PARAM);
 326         }
 327
 328         if (logger.isDebugEnabled()) {
 329             logger.debug("exiting getVnfHierarchy======");
 330         }
 331     }
 332
 333     private void trySetHeatStackIDAttribute(SvcLogicContext ctx, SvcLogicContext vnfCtx) {
 334         if (vnfCtx.getAttribute("vnfRetrived.heat-stack-id") != null) {
 335             ctx.setAttribute("VNF.heat-stack-id", vnfCtx.getAttribute("vnfRetrived.heat-stack-id"));
 336         }
 337     }
 338
 339     private Set<String> resolveVmSet(Map<String, Set<String>> vnfcHierarchyMap, String value) {
 340
 341         Set<String> vmSet = vnfcHierarchyMap.get(value);
 342         if (vmSet == null) {
 343             vmSet = new HashSet<>();
 344         }
 345         return vmSet;
 346     }
 347
 348     private int getAttribute(SvcLogicContext ctx, String key, String param) {
 349         if (ctx.getAttributeKeySet().contains(key + param)) {
 350             return Integer.parseInt(ctx.getAttribute(key + param));
 351         }
 352         return 0;
 353     }
 354
 355     void populateVnfcsDetailsinContext(Map<String, Set<String>> vnfcHierarchyMap, SvcLogicContext ctx)
 356             throws APPCException {
 357         SvcLogicContext vnfcCtx = new SvcLogicContext();
 358         int vnfcCounter = 0;
 359         for (Entry<String, Set<String>> entry : vnfcHierarchyMap.entrySet()) {
 360             String vnfcRetrivalKey = "vnfc-name = '" + entry.getKey() + "'";
 361             Map<String, String> paramsVnfc = new HashMap<>();
 362             paramsVnfc.put(RESOURCE_TYPE_PARAM, "vnfc");
 363             paramsVnfc.put(PREFIX_PARAM, "vnfcRetrived");
 364             paramsVnfc.put(RESOURCE_KEY_PARAM, vnfcRetrivalKey);
 365
 366             logger.debug("Retrieving VM details from A&AI");
 367             getResource(paramsVnfc, vnfcCtx);
 368             if (vnfcCtx.getAttribute(GET_RESOURCE_RESULT).equals(SUCCESS_PARAM)) {
 369                 if (logger.isDebugEnabled()) {
 370                     logger.debug("Parsing VNFC details from VM relations");
 371                 }
 372                 // putting required values in the map
 373                 // vnf.vnfc[vnfcIndex].type
 374                 ctx.setAttribute(VNF_VNFC_STR + vnfcCounter + "].TYPE", vnfcCtx.getAttribute("vnfcRetrived.vnfc-type"));
 375
 376                 // vnf.vnfc[vnfcIndex].name
 377                 ctx.setAttribute(VNF_VNFC_STR + vnfcCounter + "].NAME", vnfcCtx.getAttribute("vnfcRetrived.vnfc-name"));
 378
 379                 // vnf.vnfc[vnfcIndex].vmCount
 380                 Set<String> vmSet = entry.getValue();
 381                 String vmCountinVnfcs = Integer.toString(vmSet.size());
 382                 ctx.setAttribute(VNF_VNFC_STR + vnfcCounter + "].VM_COUNT", vmCountinVnfcs);
 383                 int vmCount = 0;
 384                 for (String vmURL : vmSet) {
 385                     ctx.setAttribute(VNF_VNFC_STR + vnfcCounter + "].VM[" + vmCount++ + "].URL", vmURL);
 386                 }
 387
 388             }
 389             vnfcCounter++;
 390         }
 391     }
 392 }