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