gerrit.onap Code Review - appc.git/blob

   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 com.att.cdp.exceptions.ContextConnectionException;
  28 import com.att.cdp.exceptions.ResourceNotFoundException;
  29 import com.att.cdp.exceptions.ZoneException;
  30 import com.att.cdp.zones.Context;
  31 import com.att.cdp.zones.ImageService;
  32 import com.att.cdp.zones.Provider;
  33 import com.att.cdp.zones.model.Image;
  34 import com.att.cdp.zones.model.ModelObject;
  35 import com.att.cdp.zones.model.Server;
  36 import com.att.eelf.configuration.EELFLogger;
  37 import com.att.eelf.configuration.EELFManager;
  38 import com.att.eelf.i18n.EELFResourceManager;
  39 import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
  40 import org.glassfish.grizzly.http.util.HttpStatus;
  41 import org.openecomp.appc.Constants;
  42 import org.openecomp.appc.adapter.iaas.ProviderAdapter;
  43 import org.openecomp.appc.adapter.iaas.impl.IdentityURL;
  44 import org.openecomp.appc.adapter.iaas.impl.RequestContext;
  45 import org.openecomp.appc.adapter.iaas.impl.RequestFailedException;
  46 import org.openecomp.appc.adapter.iaas.impl.VMURL;
  47 import org.openecomp.appc.adapter.iaas.provider.operation.common.enums.Operation;
  48 import org.openecomp.appc.adapter.iaas.provider.operation.impl.base.ProviderServerOperation;
  49 import org.openecomp.appc.configuration.Configuration;
  50 import org.openecomp.appc.configuration.ConfigurationFactory;
  51 import org.openecomp.appc.exceptions.APPCException;
  52 import org.openecomp.appc.i18n.Msg;
  53 import org.slf4j.MDC;
  54
  55 import java.text.DateFormat;
  56 import java.text.SimpleDateFormat;
  57 import java.util.Date;
  58 import java.util.Map;
  59 import java.util.TimeZone;
  60
  61 import static org.openecomp.appc.adapter.iaas.provider.operation.common.constants.Constants.DATE_FORMAT;
  62 import static org.openecomp.appc.adapter.utils.Constants.ADAPTER_NAME;
  63
  64 public class CreateSnapshot extends ProviderServerOperation {
  65
  66     private static final EELFLogger logger = EELFManager.getInstance().getLogger(CreateSnapshot.class);
  67     private static EELFLogger metricsLogger = EELFManager.getInstance().getMetricsLogger();
  68     private static final Configuration configuration = ConfigurationFactory.getConfiguration();
  69
  70     private String generateSnapshotName(String server) {
  71         setTimeForMetricsLogger();
  72
  73         SimpleDateFormat df = new SimpleDateFormat(DATE_FORMAT);
  74         metricsLogger.info("Snapshot Name Generated: Snapshot of %s at %s", server, df.format(new Date()));
  75
  76         return String.format("Snapshot of %s at %s", server, df.format(new Date()));
  77     }
  78
  79     private Image createSnapshot(RequestContext rc, Server server) throws ZoneException, RequestFailedException {
  80         Context context = server.getContext();
  81         Provider provider = context.getProvider();
  82         ImageService service = context.getImageService(); // Already checked access by this point
  83
  84         String snapshotName = generateSnapshotName(server.getName());
  85
  86         setTimeForMetricsLogger();
  87
  88         logger.info(String.format("Creating snapshot of server %s (%s) with name %s",
  89                 server.getName(), server.getId(), snapshotName));
  90         metricsLogger.info(String.format("Creating snapshot of server %s (%s) with name %s",
  91                 server.getName(), server.getId(), snapshotName));
  92
  93         // Request Snapshot
  94         String msg;
  95         while (rc.attempt()) {
  96             try {
  97                 server.createSnapshot(snapshotName);
  98                 break;
  99             } catch (ContextConnectionException e) {
 100                 msg = EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, provider.getName(), service.getURL(),
 101                         context.getTenant().getName(), context.getTenant().getId(), e.getMessage(),
 102                         Long.toString(rc.getRetryDelay()), Integer.toString(rc.getAttempts()),
 103                         Integer.toString(rc.getRetryLimit()));
 104                 logger.error(msg, e);
 105                 metricsLogger.error(msg, e);
 106                 rc.delay();
 107             }
 108         }
 109         if (rc.isFailed()) {
 110             msg = EELFResourceManager.format(Msg.CONNECTION_FAILED, provider.getName(), service.getURL());
 111             logger.error(msg);
 112             metricsLogger.error(msg);
 113             throw new RequestFailedException("Stop Server", msg, HttpStatus.BAD_GATEWAY_502, server);
 114         }
 115         rc.reset();
 116
 117         // Locate snapshot image
 118         Image snapshot = null;
 119         while (rc.attempt()) {
 120             try {
 121                 snapshot = service.getImageByName(snapshotName);
 122                 if (snapshot != null) {
 123                     break;
 124                 }
 125             } catch (ContextConnectionException e) {
 126                 msg = EELFResourceManager.format(Msg.CONNECTION_FAILED_RETRY, provider.getName(), service.getURL(),
 127                         context.getTenant().getName(), context.getTenant().getId(), e.getMessage(),
 128                         Long.toString(rc.getRetryDelay()), Integer.toString(rc.getAttempts()),
 129                         Integer.toString(rc.getRetryLimit()));
 130                 logger.error(msg, e);
 131                 metricsLogger.error(msg, e);
 132                 rc.delay();
 133             }
 134         }
 135         if (rc.isFailed()) {
 136             msg = EELFResourceManager.format(Msg.CONNECTION_FAILED, provider.getName(), service.getURL());
 137             logger.error(msg);
 138             metricsLogger.error(msg);
 139             throw new RequestFailedException("Stop Server", msg, HttpStatus.BAD_GATEWAY_502, server);
 140         }
 141         rc.reset();
 142
 143         // Wait for it to be ready
 144         waitForStateChange(rc, snapshot, Image.Status.ACTIVE);
 145
 146         return snapshot;
 147     }
 148
 149     private Image createSnapshot(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
 150         Image snapshot = null;
 151         RequestContext rc = new RequestContext(ctx);
 152         rc.isAlive();
 153
 154         setTimeForMetricsLogger();
 155
 156         String msg;
 157         try {
 158             validateParametersExist(params, ProviderAdapter.PROPERTY_INSTANCE_URL,
 159                     ProviderAdapter.PROPERTY_PROVIDER_NAME);
 160
 161             String appName = configuration.getProperty(Constants.PROPERTY_APPLICATION_NAME);
 162             String vm_url = params.get(ProviderAdapter.PROPERTY_INSTANCE_URL);
 163             VMURL vm = VMURL.parseURL(vm_url);
 164             if (validateVM(rc, appName, vm_url, vm)) return null;
 165
 166             IdentityURL ident = IdentityURL.parseURL(params.get(ProviderAdapter.PROPERTY_IDENTITY_URL));
 167             String identStr = (ident == null) ? null : ident.toString();
 168
 169             Context context = null;
 170             try {
 171                 context = getContext(rc, vm_url, identStr);
 172                 if (context != null) {
 173                     Server server = lookupServer(rc, context, vm.getServerId());
 174                     logger.debug(Msg.SERVER_FOUND, vm_url, context.getTenantName(), server.getStatus().toString());
 175
 176                     if (hasImageAccess(rc, context)) {
 177                         snapshot = createSnapshot(rc, server);
 178                         doSuccess(rc);
 179                     } else {
 180                         msg = EELFResourceManager.format(Msg.REBUILD_SERVER_FAILED,
 181                                 server.getName(), server.getId(), "Accessing Image Service Failed");
 182                         logger.error(msg);
 183                         metricsLogger.error(msg);
 184                         doFailure(rc, HttpStatus.FORBIDDEN_403, msg);
 185                     }
 186                     context.close();
 187                 }
 188             } catch (ResourceNotFoundException e) {
 189                 msg = EELFResourceManager.format(Msg.SERVER_NOT_FOUND, e, vm_url);
 190                 logger.error(msg);
 191                 metricsLogger.error(msg, e);
 192                 doFailure(rc, HttpStatus.NOT_FOUND_404, msg);
 193             } catch (Exception e1) {
 194                 msg = EELFResourceManager.format(Msg.SERVER_OPERATION_EXCEPTION, e1, e1.getClass().getSimpleName(),
 195                         Operation.SNAPSHOT_SERVICE.toString(), vm_url,
 196                         context == null ? "Unknown" : context.getTenantName());
 197                 logger.error(msg, e1);
 198                 doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, msg);
 199             }
 200         } catch (RequestFailedException e) {
 201             doFailure(rc, e.getStatus(), e.getMessage());
 202         }
 203         return snapshot;
 204     }
 205
 206     @Override
 207     protected ModelObject executeProviderOperation(Map<String, String> params, SvcLogicContext context)
 208             throws APPCException {
 209
 210         setMDC(Operation.SNAPSHOT_SERVICE.toString(), "App-C IaaS Adapter:Snapshot", ADAPTER_NAME);
 211         logOperation(Msg.SNAPSHOTING_SERVER, params, context);
 212         setTimeForMetricsLogger();
 213
 214         metricsLogger.info("Executing Provider Operation: Create Snapshot");
 215
 216         return createSnapshot(params, context);
 217     }
 218
 219     private void setTimeForMetricsLogger() {
 220         long startTime = System.currentTimeMillis();
 221         TimeZone tz = TimeZone.getTimeZone("UTC");
 222         DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
 223         df.setTimeZone(tz);
 224         long endTime = System.currentTimeMillis();
 225         long duration = endTime - startTime;
 226         String durationStr = String.valueOf(duration);
 227         String endTimeStrUTC = df.format(new Date());
 228         MDC.put("EndTimestamp", endTimeStrUTC);
 229         MDC.put("ElapsedTime", durationStr);
 230         MDC.put("TargetEntity", "cdp");
 231         MDC.put("TargetServiceName", "create snapshot");
 232         MDC.put("ClassName", "org.openecomp.appc.adapter.iaas.provider.operation.impl.CreateSnapshot");
 233     }
 234 }