appc-adapters/appc-iaas-adapter/appc-iaas-adapter-bundle/src/main/java/org/openecomp/appc/adapter/iaas/provider/operation/impl/LookupServer.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.RequestContext;
  27 import org.openecomp.appc.adapter.iaas.impl.RequestFailedException;
  28 import org.openecomp.appc.adapter.iaas.impl.VMURL;
  29 import org.openecomp.appc.adapter.iaas.provider.operation.common.enums.Operation;
  30 import org.openecomp.appc.adapter.iaas.provider.operation.impl.base.ProviderServerOperation;
  31 import org.openecomp.appc.configuration.Configuration;
  32 import org.openecomp.appc.configuration.ConfigurationFactory;
  33 import org.openecomp.appc.exceptions.APPCException;
  34 import org.openecomp.appc.i18n.Msg;
  35 import com.att.cdp.exceptions.ZoneException;
  36 import com.att.cdp.zones.Context;
  37 import com.att.cdp.zones.model.ModelObject;
  38 import com.att.cdp.zones.model.Server;
  39 import com.att.eelf.configuration.EELFLogger;
  40 import com.att.eelf.configuration.EELFManager;
  41 import com.att.eelf.i18n.EELFResourceManager;
  42 import org.openecomp.sdnc.sli.SvcLogicContext;
  43 import org.glassfish.grizzly.http.util.HttpStatus;
  44
  45 import java.io.IOException;
  46 import java.util.Map;
  47
  48 import static org.openecomp.appc.adapter.utils.Constants.ADAPTER_NAME;
  49
  50 /**
  51  * @since September 26, 2016
  52  */
  53 public class LookupServer extends ProviderServerOperation {
  54
  55     private static final EELFLogger logger = EELFManager.getInstance().getLogger(EvacuateServer.class);
  56     private static final Configuration configuration = ConfigurationFactory.getConfiguration();
  57
  58
  59     public Server lookupServer(Map<String, String> params, SvcLogicContext ctx) throws APPCException {
  60         Server server = null;
  61         RequestContext rc = new RequestContext(ctx);
  62         rc.isAlive(); //should we test the return and fail if false?
  63
  64         String appName = configuration.getProperty(Constants.PROPERTY_APPLICATION_NAME);
  65
  66         String vm_url = null;
  67         VMURL vm = null;
  68         try {
  69
  70             //process vm_url
  71             validateParametersExist(params, ProviderAdapter.PROPERTY_INSTANCE_URL,
  72                     ProviderAdapter.PROPERTY_PROVIDER_NAME);
  73             vm_url = params.get(ProviderAdapter.PROPERTY_INSTANCE_URL);
  74             vm = VMURL.parseURL(vm_url);
  75             if (validateVM(rc, appName, vm_url, vm)) return null;
  76
  77
  78             //use try with resource to ensure context is closed (returned to pool)
  79             try(Context context = resolveContext(rc, params, appName, vm_url)){
  80                 //resloveContext & getContext call doFailure and log errors before returning null
  81                 if (context != null){
  82                     rc.reset();
  83                     server = lookupServer(rc, context, vm.getServerId());
  84                     logger.debug(Msg.SERVER_FOUND, vm_url, context.getTenantName(), server.getStatus().toString());
  85                     ctx.setAttribute("serverFound", "success");
  86                     String msg = EELFResourceManager.format(Msg.SUCCESS_EVENT_MESSAGE, "LookupServer", vm_url);
  87                     ctx.setAttribute(org.openecomp.appc.Constants.ATTRIBUTE_SUCCESS_MESSAGE, msg);
  88                     doSuccess(rc);
  89                 }
  90             } catch (ZoneException e) {
  91                 //server not found
  92                 String msg = EELFResourceManager.format(Msg.SERVER_NOT_FOUND, e, vm_url);
  93                 logger.error(msg);
  94                 doFailure(rc, HttpStatus.NOT_FOUND_404, msg);
  95                 ctx.setAttribute("serverFound", "failure");
  96             }  catch (IOException e) {
  97                 //exception closing context
  98                 String msg = EELFResourceManager.format(Msg.CLOSE_CONTEXT_FAILED, e, vm_url);
  99                 logger.error(msg);
 100             } catch (Throwable t) {
 101                 String msg = EELFResourceManager.format(Msg.SERVER_OPERATION_EXCEPTION, t, t.getClass().getSimpleName(),
 102                         Operation.LOOKUP_SERVICE.toString(), vm_url,  "Unknown" );
 103                 logger.error(msg, t);
 104                 doFailure(rc, HttpStatus.INTERNAL_SERVER_ERROR_500, msg);
 105             }
 106
 107         } catch (RequestFailedException e) {
 108             // parameters not valid, unable to connect to provider
 109             String msg = EELFResourceManager.format(Msg.SERVER_NOT_FOUND, e, vm_url);
 110             logger.error(msg);
 111             doFailure(rc, HttpStatus.NOT_FOUND_404, msg);
 112             ctx.setAttribute("serverFound", "failure");
 113         }
 114         return server;
 115     }
 116
 117     @Override
 118     protected ModelObject executeProviderOperation(Map<String, String> params, SvcLogicContext context) throws APPCException {
 119
 120         setMDC(Operation.LOOKUP_SERVICE.toString(), "App-C IaaS Adapter:LookupServer", ADAPTER_NAME);
 121         logOperation(Msg.LOOKING_SERVER_UP, params, context);
 122         return lookupServer(params, context);
 123     }
 124 }