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.logging.filter.base.ONAPComponents;
  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 import org.onap.so.utils.Components;
  47
  48 @Component
  49 public class NetworkAdapterRestV1 {
  50
  51     private static final Logger logger = LoggerFactory.getLogger(NetworkAdapterRestV1.class);
  52
  53     private static final String NETWORK_REQUEST = "networkAdapterRequest";
  54     private static final String NETWORK_MESSAGE = "NetworkAResponse_MESSAGE";
  55     private static final String NETWORK_SYNC_CODE = "NETWORKREST_networkAdapterStatusCode";
  56     private static final String NETWORK_SYNC_RESPONSE = "NETWORKREST_networkAdapterResponse";
  57     private static final String NETWORK_CORRELATOR = "NetworkAResponse_CORRELATOR";
  58
  59     @Autowired
  60     private ExceptionBuilder exceptionBuilder;
  61
  62     @Autowired
  63     private NetworkAdapterResources networkAdapterResources;
  64
  65     public void callNetworkAdapter(DelegateExecution execution) {
  66         try {
  67             Object networkAdapterRequest = execution.getVariable(NETWORK_REQUEST);
  68             if (networkAdapterRequest != null) {
  69                 Optional<Response> response = Optional.empty();
  70                 if (networkAdapterRequest instanceof CreateNetworkRequest) {
  71                     CreateNetworkRequest createNetworkRequest = (CreateNetworkRequest) networkAdapterRequest;
  72                     execution.setVariable(NETWORK_CORRELATOR, createNetworkRequest.getMessageId());
  73                     response = networkAdapterResources.createNetworkAsync(createNetworkRequest);
  74                 } else if (networkAdapterRequest instanceof DeleteNetworkRequest) {
  75                     DeleteNetworkRequest deleteNetworkRequest = (DeleteNetworkRequest) networkAdapterRequest;
  76                     execution.setVariable(NETWORK_CORRELATOR, deleteNetworkRequest.getMessageId());
  77                     response = networkAdapterResources.deleteNetworkAsync(deleteNetworkRequest);
  78                 } else if (networkAdapterRequest instanceof UpdateNetworkRequest) {
  79                     UpdateNetworkRequest updateNetworkRequest = (UpdateNetworkRequest) networkAdapterRequest;
  80                     execution.setVariable(NETWORK_CORRELATOR, updateNetworkRequest.getMessageId());
  81                     response = networkAdapterResources.updateNetworkAsync(updateNetworkRequest);
  82                 }
  83                 if (response.isPresent()) {
  84                     String statusCode = Integer.toString(response.get().getStatus());
  85                     String responseString = "";
  86                     if (response.get().getEntity() != null) {
  87                         responseString = (String) response.get().getEntity();
  88                     }
  89                     execution.setVariable(NETWORK_SYNC_CODE, statusCode);
  90                     execution.setVariable(NETWORK_SYNC_RESPONSE, responseString);
  91                 } else {
  92                     throw new Exception("No Ack response from Openstack Adapter");
  93                 }
  94             } else {
  95                 throw new Exception("No Network Request was created. networkAdapterRequest was null.");
  96             }
  97         } catch (Exception ex) {
  98             exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, ex, ONAPComponents.SO);
  99         }
 100     }
 101
 102     public void processCallback(DelegateExecution execution) {
 103         try {
 104             Object networkAdapterRequest = execution.getVariable(NETWORK_REQUEST);
 105             String callback = (String) execution.getVariable(NETWORK_MESSAGE);
 106             String logCallbackMessage = "Callback from OpenstackAdapter: " + callback;
 107             logger.debug(logCallbackMessage);
 108             if (networkAdapterRequest != null) {
 109                 if (networkAdapterRequest instanceof CreateNetworkRequest) {
 110                     if (callback.contains("createNetworkError")) {
 111                         CreateNetworkError createNetworkError =
 112                                 (CreateNetworkError) unmarshalXml(callback, CreateNetworkError.class);
 113                         throw new Exception(createNetworkError.getMessage());
 114                     } else {
 115                         CreateNetworkResponse createNetworkResponse =
 116                                 (CreateNetworkResponse) unmarshalXml(callback, CreateNetworkResponse.class);
 117                         execution.setVariable("createNetworkResponse", createNetworkResponse);
 118                     }
 119                 } else if (networkAdapterRequest instanceof DeleteNetworkRequest) {
 120                     if (callback.contains("deleteNetworkError")) {
 121                         DeleteNetworkError deleteNetworkError =
 122                                 (DeleteNetworkError) unmarshalXml(callback, DeleteNetworkError.class);
 123                         throw new Exception(deleteNetworkError.getMessage());
 124                     } else {
 125                         DeleteNetworkResponse deleteNetworkResponse =
 126                                 (DeleteNetworkResponse) unmarshalXml(callback, DeleteNetworkResponse.class);
 127                         execution.setVariable("deleteNetworkResponse", deleteNetworkResponse);
 128                     }
 129                 } else if (networkAdapterRequest instanceof UpdateNetworkRequest) {
 130                     if (callback.contains("updateNetworkError")) {
 131                         UpdateNetworkError updateNetworkError =
 132                                 (UpdateNetworkError) unmarshalXml(callback, UpdateNetworkError.class);
 133                         throw new Exception(updateNetworkError.getMessage());
 134                     } else {
 135                         UpdateNetworkResponse updateNetworkResponse =
 136                                 (UpdateNetworkResponse) unmarshalXml(callback, UpdateNetworkResponse.class);
 137                         execution.setVariable("updateNetworkResponse", updateNetworkResponse);
 138                     }
 139                 }
 140             }
 141         } catch (Exception e) {
 142             logger.error("Error in Openstack Adapter callback", e);
 143             exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, e.getMessage(), Components.OPENSTACK);
 144         }
 145     }
 146
 147     protected <T> Object unmarshalXml(String xmlString, Class<T> resultClass) throws JAXBException {
 148         StringReader reader = new StringReader(xmlString);
 149         JAXBContext context = JAXBContext.newInstance(resultClass);
 150         Unmarshaller unmarshaller = context.createUnmarshaller();
 151         return unmarshaller.unmarshal(reader);
 152     }
 153
 154     public void handleTimeOutException(DelegateExecution execution) {
 155         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000,
 156                 "Error timed out waiting on Openstack Async-Response", ONAPComponents.SO);
 157     }
 158
 159     public void handleSyncError(DelegateExecution execution) {
 160         String statusCode = (String) execution.getVariable(NETWORK_SYNC_CODE);
 161         String responseString = (String) execution.getVariable(NETWORK_SYNC_RESPONSE);
 162         String errorMessage = "Error with Openstack Adapter Sync Request: StatusCode = " + statusCode + " Response = "
 163                 + responseString;
 164         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, errorMessage, Components.OPENSTACK);
 165     }
 166 }