appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/openecomp/appc/adapter/iaas/provider/operation/impl/MigrateServer.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * APPC
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * Copyright (C) 2017 Amdocs
   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  * ECOMP is a trademark and service mark of AT&T Intellectual Property.
  21  */
  22
  23 package org.openecomp.appc.adapter.iaas.provider.operation.impl;
  24
  25 import org.openecomp.appc.Constants;
  26 import org.openecomp.appc.adapter.iaas.ProviderAdapter;
  27 import org.openecomp.appc.adapter.iaas.impl.IdentityURL;
  28 import org.openecomp.appc.adapter.iaas.impl.RequestContext;
  29 import org.openecomp.appc.adapter.iaas.impl.RequestFailedException;
  30 import org.openecomp.appc.adapter.iaas.impl.VMURL;
  31 import org.openecomp.appc.adapter.iaas.provider.operation.common.enums.Operation;
  32 import org.openecomp.appc.adapter.iaas.provider.operation.impl.base.ProviderServerOperation;
  33 import org.openecomp.appc.configuration.Configuration;
  34 import org.openecomp.appc.configuration.ConfigurationFactory;
  35 import org.openecomp.appc.exceptions.APPCException;
  36 import org.openecomp.appc.i18n.Msg;
  37 import com.att.cdp.exceptions.ContextConnectionException;
  38 import com.att.cdp.exceptions.ResourceNotFoundException;
  39 import com.att.cdp.exceptions.ZoneException;
  40 import com.att.cdp.zones.ComputeService;
  41 import com.att.cdp.zones.Context;
  42 import com.att.cdp.zones.model.ModelObject;
  43 import com.att.cdp.zones.model.Server;
  44 import com.att.eelf.configuration.EELFLogger;
  45 import com.att.eelf.configuration.EELFManager;
  46 import com.att.eelf.i18n.EELFResourceManager;
  47 import org.openecomp.sdnc.sli.SvcLogicContext;
  48 import org.glassfish.grizzly.http.util.HttpStatus;
  49
  50 import java.util.Arrays;
  51 import java.util.Collection;
  52 import java.util.Map;
  53
  54 import static org.openecomp.appc.adapter.iaas.provider.operation.common.constants.Constants.MDC_SERVICE;
  55 import static org.openecomp.appc.adapter.iaas.provider.operation.common.enums.Operation.MIGRATE_SERVICE;
  56 import static org.openecomp.appc.adapter.utils.Constants.ADAPTER_NAME;
  57
  58 import org.slf4j.MDC;
  59 import java.text.DateFormat;
  60 import java.text.SimpleDateFormat;
  61 import java.util.Date;
  62 import java.util.TimeZone;
  63
  64
  65 /**
  66  * @since September 26, 2016
  67  */
  68 public class MigrateServer extends ProviderServerOperation {
  69
  70     private static final EELFLogger logger = EELFManager.getInstance().getLogger(EvacuateServer.class);
  71     private static EELFLogger metricsLogger = EELFManager.getInstance().getMetricsLogger();
  72     private static final Configuration configuration = ConfigurationFactory.getConfiguration();
  73
  74     /**
  75      * A list of valid initial VM statuses for a migrate operations
  76      */
  77     private final Collection<Server.Status> migratableStatuses = Arrays.asList(Server.Status.READY, Server.Status.RUNNING, Server.Status.SUSPENDED);
  78
  79
  80     private String getConnectionExceptionMessage(RequestContext rc, Context ctx, ContextConnectionException e)
  81             throws ZoneException {
  82         return EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, ctx.getProvider().getName(),
  83                 ctx.getComputeService().getURL(), ctx.getTenant().getName(), ctx.getTenant().getId(), e.getMessage(),
  84                 Long.toString(rc.getRetryDelay()), Integer.toString(rc.getAttempts()),
  85                 Integer.toString(rc.getRetryLimit()));
  86     }
  87
  88         private void migrateServer(RequestContext rc, Server server, SvcLogicContext svcCtx)
  89                         throws ZoneException, RequestFailedException {
  90                 String msg;
  91                 Context ctx = server.getContext();
  92                 ComputeService service = ctx.getComputeService();
  93
  94                 // Init status will equal final status
  95                 Server.Status initialStatus = server.getStatus();
  96
  97                 if (initialStatus == null) {
  98                         throw new ZoneException("Failed to determine server's starting status");
  99                 }
 100
 101                 // We can only migrate certain statuses
 102                 if (!migratableStatuses.contains(initialStatus)) {
 103                         throw new ZoneException(String.format("Cannot migrate server that is in %s state. Must be in one of [%s]",
 104                                         initialStatus, migratableStatuses));
 105                 }
 106
 107                 /*
 108                  * Set Time for Metrics Logger
 109                  */
 110                 long startTime = System.currentTimeMillis();
 111                 TimeZone tz = TimeZone.getTimeZone("UTC");
 112                 DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
 113                 df.setTimeZone(tz);
 114                 String startTimeStr = df.format(new Date());
 115                 long endTime = System.currentTimeMillis();
 116                 long duration = endTime - startTime;
 117                 String endTimeStr = String.valueOf(endTime);
 118                 String durationStr = String.valueOf(duration);
 119                 String endTimeStrUTC = df.format(new Date());
 120                 MDC.put("EndTimestamp", endTimeStrUTC);
 121                 MDC.put("ElapsedTime", durationStr);
 122                 MDC.put("TargetEntity", "cdp");
 123                 MDC.put("TargetServiceName", "migrate server");
 124                 MDC.put("ClassName", "org.openecomp.appc.adapter.iaas.provider.operation.impl.MigrateServer");
 125                 // Is the skip Hypervisor check attribute populated?
 126                 String skipHypervisorCheck = null;
 127                 if (svcCtx != null) {
 128                         skipHypervisorCheck = svcCtx.getAttribute(ProviderAdapter.SKIP_HYPERVISOR_CHECK);
 129
 130                 }
 131
 132                 // // Always perform Hypervisor check
 133                 // unless the skip is set to true
 134
 135                 if (skipHypervisorCheck == null || (!skipHypervisorCheck.equalsIgnoreCase("true"))) {
 136
 137                         // Check of the Hypervisor for the VM Server is UP and reachable
 138
 139                         checkHypervisor(server);
 140
 141                 }
 142
 143                         boolean inConfirmPhase = false;
 144                         try {
 145                                 while (rc.attempt()) {
 146                                         try {
 147                                                 if (!inConfirmPhase) {
 148                                                         // Initial migrate request
 149                                                         service.migrateServer(server.getId());
 150                                                         // Wait for change to verify resize
 151                                                         waitForStateChange(rc, server, Server.Status.READY);
 152                                                         inConfirmPhase = true;
 153                                                 }
 154
 155                                                 // Verify resize
 156                                                 service.processResize(server);
 157                                                 // Wait for complete. will go back to init status
 158                                                 waitForStateChange(rc, server, initialStatus);
 159                                                 logger.info("Completed migrate request successfully");
 160                                                 metricsLogger.info("Completed migrate request successfully");
 161                                                 return;
 162                                         } catch (ContextConnectionException e) {
 163                                                 msg = getConnectionExceptionMessage(rc, ctx, e);
 164                                                 logger.error(msg, e);
 165                                                 metricsLogger.error(msg, e);
 166                                                 rc.delay();
 167                                         }
 168                                 }
 169                         } catch (ZoneException e) {
 170                                 String phase = inConfirmPhase ? "VERIFY MIGRATE" : "REQUEST MIGRATE";
 171                                 msg = EELFResourceManager.format(Msg.MIGRATE_SERVER_FAILED, server.getName(), server.getId(), phase,
 172                                                 e.getMessage());
 173                                 generateEvent(rc, false, msg);
 174                                 logger.error(msg, e);
 175                                 metricsLogger.error(msg, e);
 176                                 throw new RequestFailedException("Migrate Server", msg, HttpStatus.METHOD_NOT_ALLOWED_405, server);
 177                         }
 178
 179         }
 180
 181     /**
 182      * @see org.openecomp.appc.adapter.iaas.ProviderAdapter#migrateServer(java.util.Map, org.openecomp.sdnc.sli.SvcLogicContext)
 183      */
 184     private Server migrateServer(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 185         Server server = null;
 186         RequestContext rc = new RequestContext(ctx);
 187         rc.isAlive();
 188
 189         String appName = configuration.getProperty(Constants.PROPERTY_APPLICATION_NAME);
 190         String msg;
 191
 192         /*
 193          * Set Time for Metrics Logger
 194          */
 195         long startTime = System.currentTimeMillis();
 196         TimeZone tz = TimeZone.getTimeZone("UTC");
 197         DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
 198         df.setTimeZone(tz);
 199         String startTimeStr = df.format(new Date());
 200         long endTime = System.currentTimeMillis();
 201         long duration = endTime - startTime;
 202         String endTimeStr = String.valueOf(endTime);
 203         String durationStr = String.valueOf(duration);
 204         String endTimeStrUTC = df.format(new Date());
 205         MDC.put("EndTimestamp", endTimeStrUTC);
 206         MDC.put("ElapsedTime", durationStr);
 207         MDC.put("TargetEntity", "cdp");
 208         MDC.put("TargetServiceName", "migrate server");
 209         MDC.put("ClassName", "org.openecomp.appc.adapter.iaas.provider.operation.impl.MigrateServer");
 210
 211         try {
 212             validateParametersExist(params, ProviderAdapter.PROPERTY_INSTANCE_URL,
 213                     ProviderAdapter.PROPERTY_PROVIDER_NAME);
 214             String vm_url = params.get(ProviderAdapter.PROPERTY_INSTANCE_URL);
 215
 216             VMURL vm = VMURL.parseURL(vm_url);
 217             if (validateVM(rc, appName, vm_url, vm)) return null;
 218
 219             IdentityURL ident = IdentityURL.parseURL(params.get(ProviderAdapter.PROPERTY_IDENTITY_URL));
 220             String identStr = (ident == null) ? null : ident.toString();
 221
 222             Context context = null;
 223             try {
 224                 context = getContext(rc, vm_url, identStr);
 225                 if (context != null) {
 226                     server = lookupServer(rc, context, vm.getServerId());
 227                     logger.debug(Msg.SERVER_FOUND, vm_url, context.getTenantName(), server.getStatus().toString());
 228                     migrateServer(rc, server, ctx);
 229                     server.refreshStatus();
 230                     context.close();
 231                     doSuccess(rc);
 232                 }
 233             } catch (RequestFailedException e) {
 234                 doFailure(rc, e.getStatus(), e.getMessage());
 235             }
 236             catch (ResourceNotFoundException e) {
 237                 msg = EELFResourceManager.format(Msg.SERVER_NOT_FOUND, e, vm_url);
 238                 logger.error(msg);
 239                 metricsLogger.error(msg);
 240                 doFailure(rc, HttpStatus.NOT_FOUND_404, msg);
 241             } catch (Throwable t) {
 242                 msg = EELFResourceManager.format(Msg.SERVER_OPERATION_EXCEPTION, t, t.getClass().getSimpleName(),
 243                         MIGRATE_SERVICE.toString(), vm_url, context == null ? "Unknown" : context.getTenantName());
 244                 logger.error(msg, t);
 245                 metricsLogger.error(msg);
 246                 doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, msg);
 247             }
 248         } catch (RequestFailedException e) {
 249             doFailure(rc, e.getStatus(), e.getMessage());
 250         }
 251
 252         return server;
 253     }
 254
 255     @Override
 256     protected ModelObject executeProviderOperation(Map<String, String> params, SvcLogicContext context) throws APPCException {
 257
 258         setMDC(Operation.MIGRATE_SERVICE.toString(), "App-C IaaS Adapter:Migrate", ADAPTER_NAME);
 259         logOperation(Msg.MIGRATING_SERVER, params, context);
 260
 261         /*
 262          * Set Time for Metrics Logger
 263          */
 264         long startTime = System.currentTimeMillis();
 265         TimeZone tz = TimeZone.getTimeZone("UTC");
 266         DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
 267         df.setTimeZone(tz);
 268         String startTimeStr = df.format(new Date());
 269         long endTime = System.currentTimeMillis();
 270         long duration = endTime - startTime;
 271         String endTimeStr = String.valueOf(endTime);
 272         String durationStr = String.valueOf(duration);
 273         String endTimeStrUTC = df.format(new Date());
 274         MDC.put("EndTimestamp", endTimeStrUTC);
 275         MDC.put("ElapsedTime", durationStr);
 276         MDC.put("TargetEntity", "cdp");
 277         MDC.put("TargetServiceName", "migrate server");
 278         MDC.put("ClassName", "org.openecomp.appc.adapter.iaas.provider.operation.impl.MigrateServer");
 279
 280
 281         metricsLogger.info("Executing Provider Operation: Migrate");
 282
 283         return migrateServer(params,context);
 284     }
 285 }