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  * ONAP : APPC
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Copyright (C) 2017 Amdocs
   8  * =============================================================================
   9  * Licensed under the Apache License, Version 2.0 (the "License");
  10  * you may not use this file except in compliance with the License.
  11  * You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  *
  21  * ECOMP is a trademark and service mark of AT&T Intellectual Property.
  22  * ============LICENSE_END=========================================================
  23  */
  24
  25 package org.openecomp.appc.adapter.iaas.provider.operation.impl;
  26
  27 import org.openecomp.appc.Constants;
  28 import org.openecomp.appc.adapter.iaas.ProviderAdapter;
  29 import org.openecomp.appc.adapter.iaas.impl.IdentityURL;
  30 import org.openecomp.appc.adapter.iaas.impl.RequestContext;
  31 import org.openecomp.appc.adapter.iaas.impl.RequestFailedException;
  32 import org.openecomp.appc.adapter.iaas.impl.VMURL;
  33 import org.openecomp.appc.adapter.iaas.provider.operation.common.enums.Operation;
  34 import org.openecomp.appc.adapter.iaas.provider.operation.impl.base.ProviderServerOperation;
  35 import org.openecomp.appc.configuration.Configuration;
  36 import org.openecomp.appc.configuration.ConfigurationFactory;
  37 import org.openecomp.appc.exceptions.APPCException;
  38 import org.openecomp.appc.i18n.Msg;
  39 import com.att.cdp.exceptions.ContextConnectionException;
  40 import com.att.cdp.exceptions.ResourceNotFoundException;
  41 import com.att.cdp.exceptions.ZoneException;
  42 import com.att.cdp.zones.ComputeService;
  43 import com.att.cdp.zones.Context;
  44 import com.att.cdp.zones.model.ModelObject;
  45 import com.att.cdp.zones.model.Server;
  46 import com.att.eelf.configuration.EELFLogger;
  47 import com.att.eelf.configuration.EELFManager;
  48 import com.att.eelf.i18n.EELFResourceManager;
  49 import org.openecomp.sdnc.sli.SvcLogicContext;
  50 import org.glassfish.grizzly.http.util.HttpStatus;
  51
  52 import java.util.Arrays;
  53 import java.util.Collection;
  54 import java.util.Map;
  55
  56 import static org.openecomp.appc.adapter.iaas.provider.operation.common.constants.Constants.MDC_SERVICE;
  57 import static org.openecomp.appc.adapter.iaas.provider.operation.common.enums.Operation.MIGRATE_SERVICE;
  58 import static org.openecomp.appc.adapter.utils.Constants.ADAPTER_NAME;
  59
  60 import org.slf4j.MDC;
  61 import java.text.DateFormat;
  62 import java.text.SimpleDateFormat;
  63 import java.util.Date;
  64 import java.util.TimeZone;
  65
  66
  67 /**
  68  * @since September 26, 2016
  69  */
  70 public class MigrateServer extends ProviderServerOperation {
  71
  72     private static final EELFLogger logger = EELFManager.getInstance().getLogger(EvacuateServer.class);
  73     private static EELFLogger metricsLogger = EELFManager.getInstance().getMetricsLogger();
  74     private static final Configuration configuration = ConfigurationFactory.getConfiguration();
  75
  76     /**
  77      * A list of valid initial VM statuses for a migrate operations
  78      */
  79     private final Collection<Server.Status> migratableStatuses = Arrays.asList(Server.Status.READY, Server.Status.RUNNING, Server.Status.SUSPENDED);
  80
  81
  82     private String getConnectionExceptionMessage(RequestContext rc, Context ctx, ContextConnectionException e)
  83             throws ZoneException {
  84         return EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, ctx.getProvider().getName(),
  85                 ctx.getComputeService().getURL(), ctx.getTenant().getName(), ctx.getTenant().getId(), e.getMessage(),
  86                 Long.toString(rc.getRetryDelay()), Integer.toString(rc.getAttempts()),
  87                 Integer.toString(rc.getRetryLimit()));
  88     }
  89
  90         private void migrateServer(RequestContext rc, Server server, SvcLogicContext svcCtx)
  91                         throws ZoneException, RequestFailedException {
  92                 String msg;
  93                 Context ctx = server.getContext();
  94                 ComputeService service = ctx.getComputeService();
  95
  96                 // Init status will equal final status
  97                 Server.Status initialStatus = server.getStatus();
  98
  99                 if (initialStatus == null) {
 100                         throw new ZoneException("Failed to determine server's starting status");
 101                 }
 102
 103                 // We can only migrate certain statuses
 104                 if (!migratableStatuses.contains(initialStatus)) {
 105                         throw new ZoneException(String.format("Cannot migrate server that is in %s state. Must be in one of [%s]",
 106                                         initialStatus, migratableStatuses));
 107                 }
 108
 109                 /*
 110                  * Set Time for Metrics Logger
 111                  */
 112                 long startTime = System.currentTimeMillis();
 113                 TimeZone tz = TimeZone.getTimeZone("UTC");
 114                 DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
 115                 df.setTimeZone(tz);
 116                 String startTimeStr = df.format(new Date());
 117                 long endTime = System.currentTimeMillis();
 118                 long duration = endTime - startTime;
 119                 String endTimeStr = String.valueOf(endTime);
 120                 String durationStr = String.valueOf(duration);
 121                 String endTimeStrUTC = df.format(new Date());
 122                 MDC.put("EndTimestamp", endTimeStrUTC);
 123                 MDC.put("ElapsedTime", durationStr);
 124                 MDC.put("TargetEntity", "cdp");
 125                 MDC.put("TargetServiceName", "migrate server");
 126                 MDC.put("ClassName", "org.openecomp.appc.adapter.iaas.provider.operation.impl.MigrateServer");
 127                 // Is the skip Hypervisor check attribute populated?
 128                 String skipHypervisorCheck = null;
 129                 if (svcCtx != null) {
 130                         skipHypervisorCheck = svcCtx.getAttribute(ProviderAdapter.SKIP_HYPERVISOR_CHECK);
 131
 132                 }
 133
 134                 // // Always perform Hypervisor check
 135                 // unless the skip is set to true
 136
 137                 if (skipHypervisorCheck == null || (!skipHypervisorCheck.equalsIgnoreCase("true"))) {
 138
 139                         // Check of the Hypervisor for the VM Server is UP and reachable
 140
 141                         checkHypervisor(server);
 142
 143                 }
 144
 145                         boolean inConfirmPhase = false;
 146                         try {
 147                                 while (rc.attempt()) {
 148                                         try {
 149                                                 if (!inConfirmPhase) {
 150                                                         // Initial migrate request
 151                                                         service.migrateServer(server.getId());
 152                                                         // Wait for change to verify resize
 153                                                         waitForStateChange(rc, server, Server.Status.READY);
 154                                                         inConfirmPhase = true;
 155                                                 }
 156
 157                                                 // Verify resize
 158                                                 service.processResize(server);
 159                                                 // Wait for complete. will go back to init status
 160                                                 waitForStateChange(rc, server, initialStatus);
 161                                                 logger.info("Completed migrate request successfully");
 162                                                 metricsLogger.info("Completed migrate request successfully");
 163                                                 return;
 164                                         } catch (ContextConnectionException e) {
 165                                                 msg = getConnectionExceptionMessage(rc, ctx, e);
 166                                                 logger.error(msg, e);
 167                                                 metricsLogger.error(msg, e);
 168                                                 rc.delay();
 169                                         }
 170                                 }
 171                         } catch (ZoneException e) {
 172                                 String phase = inConfirmPhase ? "VERIFY MIGRATE" : "REQUEST MIGRATE";
 173                                 msg = EELFResourceManager.format(Msg.MIGRATE_SERVER_FAILED, server.getName(), server.getId(), phase,
 174                                                 e.getMessage());
 175                                 generateEvent(rc, false, msg);
 176                                 logger.error(msg, e);
 177                                 metricsLogger.error(msg, e);
 178                                 throw new RequestFailedException("Migrate Server", msg, HttpStatus.METHOD_NOT_ALLOWED_405, server);
 179                         }
 180
 181         }
 182
 183     /**
 184      * @see org.openecomp.appc.adapter.iaas.ProviderAdapter#migrateServer(java.util.Map, org.openecomp.sdnc.sli.SvcLogicContext)
 185      */
 186     private Server migrateServer(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 187         Server server = null;
 188         RequestContext rc = new RequestContext(ctx);
 189         rc.isAlive();
 190
 191         String appName = configuration.getProperty(Constants.PROPERTY_APPLICATION_NAME);
 192         String msg;
 193
 194         /*
 195          * Set Time for Metrics Logger
 196          */
 197         long startTime = System.currentTimeMillis();
 198         TimeZone tz = TimeZone.getTimeZone("UTC");
 199         DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
 200         df.setTimeZone(tz);
 201         String startTimeStr = df.format(new Date());
 202         long endTime = System.currentTimeMillis();
 203         long duration = endTime - startTime;
 204         String endTimeStr = String.valueOf(endTime);
 205         String durationStr = String.valueOf(duration);
 206         String endTimeStrUTC = df.format(new Date());
 207         MDC.put("EndTimestamp", endTimeStrUTC);
 208         MDC.put("ElapsedTime", durationStr);
 209         MDC.put("TargetEntity", "cdp");
 210         MDC.put("TargetServiceName", "migrate server");
 211         MDC.put("ClassName", "org.openecomp.appc.adapter.iaas.provider.operation.impl.MigrateServer");
 212
 213         try {
 214             validateParametersExist(params, ProviderAdapter.PROPERTY_INSTANCE_URL,
 215                     ProviderAdapter.PROPERTY_PROVIDER_NAME);
 216             String vm_url = params.get(ProviderAdapter.PROPERTY_INSTANCE_URL);
 217
 218             VMURL vm = VMURL.parseURL(vm_url);
 219             if (validateVM(rc, appName, vm_url, vm)) return null;
 220
 221             IdentityURL ident = IdentityURL.parseURL(params.get(ProviderAdapter.PROPERTY_IDENTITY_URL));
 222             String identStr = (ident == null) ? null : ident.toString();
 223
 224             Context context = null;
 225             try {
 226                 context = getContext(rc, vm_url, identStr);
 227                 if (context != null) {
 228                     server = lookupServer(rc, context, vm.getServerId());
 229                     logger.debug(Msg.SERVER_FOUND, vm_url, context.getTenantName(), server.getStatus().toString());
 230                     migrateServer(rc, server, ctx);
 231                     server.refreshStatus();
 232                     context.close();
 233                     doSuccess(rc);
 234                 }
 235             } catch (RequestFailedException e) {
 236                 doFailure(rc, e.getStatus(), e.getMessage());
 237             }
 238             catch (ResourceNotFoundException e) {
 239                 msg = EELFResourceManager.format(Msg.SERVER_NOT_FOUND, e, vm_url);
 240                 logger.error(msg);
 241                 metricsLogger.error(msg);
 242                 doFailure(rc, HttpStatus.NOT_FOUND_404, msg);
 243             } catch (Throwable t) {
 244                 msg = EELFResourceManager.format(Msg.SERVER_OPERATION_EXCEPTION, t, t.getClass().getSimpleName(),
 245                         MIGRATE_SERVICE.toString(), vm_url, context == null ? "Unknown" : context.getTenantName());
 246                 logger.error(msg, t);
 247                 metricsLogger.error(msg);
 248                 doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, msg);
 249             }
 250         } catch (RequestFailedException e) {
 251             doFailure(rc, e.getStatus(), e.getMessage());
 252         }
 253
 254         return server;
 255     }
 256
 257     @Override
 258     protected ModelObject executeProviderOperation(Map<String, String> params, SvcLogicContext context) throws APPCException {
 259
 260         setMDC(Operation.MIGRATE_SERVICE.toString(), "App-C IaaS Adapter:Migrate", ADAPTER_NAME);
 261         logOperation(Msg.MIGRATING_SERVER, params, context);
 262
 263         /*
 264          * Set Time for Metrics Logger
 265          */
 266         long startTime = System.currentTimeMillis();
 267         TimeZone tz = TimeZone.getTimeZone("UTC");
 268         DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
 269         df.setTimeZone(tz);
 270         String startTimeStr = df.format(new Date());
 271         long endTime = System.currentTimeMillis();
 272         long duration = endTime - startTime;
 273         String endTimeStr = String.valueOf(endTime);
 274         String durationStr = String.valueOf(duration);
 275         String endTimeStrUTC = df.format(new Date());
 276         MDC.put("EndTimestamp", endTimeStrUTC);
 277         MDC.put("ElapsedTime", durationStr);
 278         MDC.put("TargetEntity", "cdp");
 279         MDC.put("TargetServiceName", "migrate server");
 280         MDC.put("ClassName", "org.openecomp.appc.adapter.iaas.provider.operation.impl.MigrateServer");
 281
 282
 283         metricsLogger.info("Executing Provider Operation: Migrate");
 284
 285         return migrateServer(params,context);
 286     }
 287 }