gerrit.onap Code Review - so.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 - 2019 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.so.bpmn.infrastructure.adapter.network.tasks;
  22
  23 import java.io.StringReader;
  24 import java.util.Optional;
  25 import javax.ws.rs.core.Response;
  26 import javax.xml.bind.JAXBContext;
  27 import javax.xml.bind.JAXBException;
  28 import javax.xml.bind.Unmarshaller;
  29 import org.camunda.bpm.engine.delegate.DelegateExecution;
  30 import org.onap.so.adapters.nwrest.CreateNetworkError;
  31 import org.onap.so.adapters.nwrest.CreateNetworkRequest;
  32 import org.onap.so.adapters.nwrest.CreateNetworkResponse;
  33 import org.onap.so.adapters.nwrest.DeleteNetworkError;
  34 import org.onap.so.adapters.nwrest.DeleteNetworkRequest;
  35 import org.onap.so.adapters.nwrest.DeleteNetworkResponse;
  36 import org.onap.so.adapters.nwrest.UpdateNetworkError;
  37 import org.onap.so.adapters.nwrest.UpdateNetworkRequest;
  38 import org.onap.so.adapters.nwrest.UpdateNetworkResponse;
  39 import org.onap.so.client.exception.ExceptionBuilder;
  40 import org.onap.so.client.orchestration.NetworkAdapterResources;
  41 import org.onap.so.utils.TargetEntity;
  42 import org.slf4j.Logger;
  43 import org.slf4j.LoggerFactory;
  44 import org.springframework.beans.factory.annotation.Autowired;
  45 import org.springframework.stereotype.Component;
  46
  47 @Component
  48 public class NetworkAdapterRestV1 {
  49
  50     private static final Logger logger = LoggerFactory.getLogger(NetworkAdapterRestV1.class);
  51
  52     private static final String NETWORK_REQUEST = "networkAdapterRequest";
  53     private static final String NETWORK_MESSAGE = "NetworkAResponse_MESSAGE";
  54     private static final String NETWORK_SYNC_CODE = "NETWORKREST_networkAdapterStatusCode";
  55     private static final String NETWORK_SYNC_RESPONSE = "NETWORKREST_networkAdapterResponse";
  56     private static final String NETWORK_CORRELATOR = "NetworkAResponse_CORRELATOR";
  57
  58     @Autowired
  59     private ExceptionBuilder exceptionBuilder;
  60
  61     @Autowired
  62     private NetworkAdapterResources networkAdapterResources;
  63
  64     public void callNetworkAdapter(DelegateExecution execution) {
  65         try {
  66             Object networkAdapterRequest = execution.getVariable(NETWORK_REQUEST);
  67             if (networkAdapterRequest != null) {
  68                 Optional<Response> response = Optional.empty();
  69                 if (networkAdapterRequest instanceof CreateNetworkRequest) {
  70                     CreateNetworkRequest createNetworkRequest = (CreateNetworkRequest) networkAdapterRequest;
  71                     execution.setVariable(NETWORK_CORRELATOR, createNetworkRequest.getMessageId());
  72                     response = networkAdapterResources.createNetworkAsync(createNetworkRequest);
  73                 } else if (networkAdapterRequest instanceof DeleteNetworkRequest) {
  74                     DeleteNetworkRequest deleteNetworkRequest = (DeleteNetworkRequest) networkAdapterRequest;
  75                     execution.setVariable(NETWORK_CORRELATOR, deleteNetworkRequest.getMessageId());
  76                     response = networkAdapterResources.deleteNetworkAsync(deleteNetworkRequest);
  77                 } else if (networkAdapterRequest instanceof UpdateNetworkRequest) {
  78                     UpdateNetworkRequest updateNetworkRequest = (UpdateNetworkRequest) networkAdapterRequest;
  79                     execution.setVariable(NETWORK_CORRELATOR, updateNetworkRequest.getMessageId());
  80                     response = networkAdapterResources.updateNetworkAsync(updateNetworkRequest);
  81                 }
  82                 if (response.isPresent()) {
  83                     String statusCode = Integer.toString(response.get().getStatus());
  84                     String responseString = "";
  85                     if (response.get().getEntity() != null) {
  86                         responseString = (String) response.get().getEntity();
  87                     }
  88                     execution.setVariable(NETWORK_SYNC_CODE, statusCode);
  89                     execution.setVariable(NETWORK_SYNC_RESPONSE, responseString);
  90                 } else {
  91                     throw new Exception("No Ack response from Openstack Adapter");
  92                 }
  93             } else {
  94                 throw new Exception("No Network Request was created. networkAdapterRequest was null.");
  95             }
  96         } catch (Exception ex) {
  97             exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, ex, TargetEntity.SO);
  98         }
  99     }
 100
 101     public void processCallback(DelegateExecution execution) {
 102         try {
 103             Object networkAdapterRequest = execution.getVariable(NETWORK_REQUEST);
 104             String callback = (String) execution.getVariable(NETWORK_MESSAGE);
 105             String logCallbackMessage = "Callback from OpenstackAdapter: " + callback;
 106             logger.debug(logCallbackMessage);
 107             if (networkAdapterRequest != null) {
 108                 if (networkAdapterRequest instanceof CreateNetworkRequest) {
 109                     if (callback.contains("createNetworkError")) {
 110                         CreateNetworkError createNetworkError =
 111                                 (CreateNetworkError) unmarshalXml(callback, CreateNetworkError.class);
 112                         throw new Exception(createNetworkError.getMessage());
 113                     } else {
 114                         CreateNetworkResponse createNetworkResponse =
 115                                 (CreateNetworkResponse) unmarshalXml(callback, CreateNetworkResponse.class);
 116                         execution.setVariable("createNetworkResponse", createNetworkResponse);
 117                     }
 118                 } else if (networkAdapterRequest instanceof DeleteNetworkRequest) {
 119                     if (callback.contains("deleteNetworkError")) {
 120                         DeleteNetworkError deleteNetworkError =
 121                                 (DeleteNetworkError) unmarshalXml(callback, DeleteNetworkError.class);
 122                         throw new Exception(deleteNetworkError.getMessage());
 123                     } else {
 124                         DeleteNetworkResponse deleteNetworkResponse =
 125                                 (DeleteNetworkResponse) unmarshalXml(callback, DeleteNetworkResponse.class);
 126                         execution.setVariable("deleteNetworkResponse", deleteNetworkResponse);
 127                     }
 128                 } else if (networkAdapterRequest instanceof UpdateNetworkRequest) {
 129                     if (callback.contains("updateNetworkError")) {
 130                         UpdateNetworkError updateNetworkError =
 131                                 (UpdateNetworkError) unmarshalXml(callback, UpdateNetworkError.class);
 132                         throw new Exception(updateNetworkError.getMessage());
 133                     } else {
 134                         UpdateNetworkResponse updateNetworkResponse =
 135                                 (UpdateNetworkResponse) unmarshalXml(callback, UpdateNetworkResponse.class);
 136                         execution.setVariable("updateNetworkResponse", updateNetworkResponse);
 137                     }
 138                 }
 139             }
 140         } catch (Exception e) {
 141             logger.error("Error in Openstack Adapter callback", e);
 142             exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, e.getMessage(), TargetEntity.OPENSTACK);
 143         }
 144     }
 145
 146     protected <T> Object unmarshalXml(String xmlString, Class<T> resultClass) throws JAXBException {
 147         StringReader reader = new StringReader(xmlString);
 148         JAXBContext context = JAXBContext.newInstance(resultClass);
 149         Unmarshaller unmarshaller = context.createUnmarshaller();
 150         return unmarshaller.unmarshal(reader);
 151     }
 152
 153     public void handleTimeOutException(DelegateExecution execution) {
 154         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000,
 155                 "Error timed out waiting on Openstack Async-Response", TargetEntity.SO);
 156     }
 157
 158     public void handleSyncError(DelegateExecution execution) {
 159         String statusCode = (String) execution.getVariable(NETWORK_SYNC_CODE);
 160         String responseString = (String) execution.getVariable(NETWORK_SYNC_RESPONSE);
 161         String errorMessage = "Error with Openstack Adapter Sync Request: StatusCode = " + statusCode + " Response = "
 162                 + responseString;
 163         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, errorMessage, TargetEntity.OPENSTACK);
 164     }
 165 }