nokia/vnfmdriver/vfcadaptorservice/vfcadaptor/src/main/java/org/onap/vfc/nfvo/driver/vnfm/svnfm/cbam/impl/CbamMgmrImpl.java

   1 /*
   2  * Copyright 2016-2017, Nokia Corporation
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.impl;
  18
  19 import java.io.IOException;
  20
  21 import org.apache.http.client.ClientProtocolException;
  22 import org.apache.http.impl.client.HttpClientBuilder;
  23 import org.apache.log4j.Logger;
  24 import org.json.JSONException;
  25 import org.json.JSONObject;
  26 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMCreateVnfRequest;
  27 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMCreateVnfResponse;
  28 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMHealVnfRequest;
  29 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMHealVnfResponse;
  30 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMInstantiateVnfRequest;
  31 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMInstantiateVnfResponse;
  32 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMQueryOperExecutionResponse;
  33 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMQueryVnfResponse;
  34 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMScaleVnfRequest;
  35 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMScaleVnfResponse;
  36 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMTerminateVnfRequest;
  37 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.bo.CBAMTerminateVnfResponse;
  38 import org.onap.vfc.nfvo.driver.vnfm.svnfm.cbam.inf.CbamMgmrInf;
  39 import org.onap.vfc.nfvo.driver.vnfm.svnfm.common.bo.AdaptorEnv;
  40 import org.onap.vfc.nfvo.driver.vnfm.svnfm.constant.CommonConstants;
  41 import org.onap.vfc.nfvo.driver.vnfm.svnfm.http.client.HttpRequestProcessor;
  42 import org.springframework.beans.factory.annotation.Autowired;
  43 import org.springframework.http.MediaType;
  44 import org.springframework.stereotype.Component;
  45 import org.springframework.web.bind.annotation.RequestMethod;
  46
  47 import com.google.gson.Gson;
  48
  49 @Component
  50 public class CbamMgmrImpl implements CbamMgmrInf {
  51         private static final Logger logger = Logger.getLogger(CbamMgmrImpl.class);
  52         private Gson gson = new Gson();
  53
  54         @Autowired
  55         private AdaptorEnv adaptorEnv;
  56
  57         @Autowired
  58         private HttpClientBuilder httpClientBuilder;// = HttpClientUtils.createHttpClientBuilder();
  59
  60         private String retrieveToken() throws ClientProtocolException, IOException, JSONException {
  61                 String result = null;
  62                 String url= adaptorEnv.getCbamApiUriFront() + CommonConstants.RetrieveCbamTokenPath;
  63                 HttpRequestProcessor processor = new HttpRequestProcessor(httpClientBuilder, RequestMethod.POST);
  64                 processor.addHdeader(CommonConstants.ACCEPT, "*/*");
  65                 processor.addHdeader(CommonConstants.CONTENT_TYPE, MediaType.APPLICATION_FORM_URLENCODED_VALUE);
  66
  67                 String bodyPostStr = String.format(CommonConstants.RetrieveCbamTokenPostStr, adaptorEnv.getGrantType(), adaptorEnv.getClientId(), adaptorEnv.getClientSecret());
  68                 processor.addPostEntity(bodyPostStr);
  69
  70                 String responseStr = processor.process(url);
  71
  72                 logger.info("CbamMgmrImpl -> retrieveToken, responseStr is " + responseStr);
  73
  74                 JSONObject tokenJsonObject = new JSONObject(responseStr);
  75
  76                 result = tokenJsonObject.getString(CommonConstants.CBAM_TOKEN_KEY);
  77
  78                 return result;
  79         }
  80
  81         public CBAMCreateVnfResponse createVnf(CBAMCreateVnfRequest cbamRequest) throws ClientProtocolException, IOException {
  82                 String httpPath = CommonConstants.CbamCreateVnfPath;
  83                 RequestMethod method = RequestMethod.POST;
  84
  85                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
  86
  87                 logger.info("CbamMgmrImpl -> createVnf, responseStr is " + responseStr);
  88
  89                 CBAMCreateVnfResponse response = gson.fromJson(responseStr, CBAMCreateVnfResponse.class);
  90
  91                 return response;
  92         }
  93
  94         /* (non-Javadoc)
  95          * @see com.nokia.vfcadaptor.cbam.impl.CbamMgmrInf#instantiateVnf(com.nokia.vfcadaptor.cbam.bo.CBAMInstantiateVnfRequest, java.lang.String)
  96          */
  97         public CBAMInstantiateVnfResponse instantiateVnf(CBAMInstantiateVnfRequest cbamRequest, String vnfInstanceId) throws ClientProtocolException, IOException {
  98                 String httpPath = String.format(CommonConstants.CbamInstantiateVnfPath, vnfInstanceId);
  99                 RequestMethod method = RequestMethod.POST;
 100
 101                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
 102
 103                 logger.info("CbamMgmrImpl -> instantiateVnf, responseStr is " + responseStr);
 104
 105                 CBAMInstantiateVnfResponse response = gson.fromJson(responseStr, CBAMInstantiateVnfResponse.class);
 106
 107                 return response;
 108         }
 109
 110         public CBAMTerminateVnfResponse terminateVnf(CBAMTerminateVnfRequest cbamRequest, String vnfInstanceId) throws ClientProtocolException, IOException {
 111                 String httpPath = String.format(CommonConstants.CbamTerminateVnfPath, vnfInstanceId);
 112                 RequestMethod method = RequestMethod.POST;
 113
 114                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
 115
 116                 logger.info("CbamMgmrImpl -> terminateVnf, responseStr is " + responseStr);
 117
 118                 CBAMTerminateVnfResponse response = gson.fromJson(responseStr, CBAMTerminateVnfResponse.class);
 119
 120                 return response;
 121         }
 122
 123         public void deleteVnf(String vnfInstanceId) throws ClientProtocolException, IOException {
 124                 String httpPath = String.format(CommonConstants.CbamDeleteVnfPath, vnfInstanceId);
 125                 RequestMethod method = RequestMethod.DELETE;
 126
 127                 operateCbamHttpTask(null, httpPath, method);
 128
 129                 logger.info("CbamMgmrImpl -> deleteVnf.");
 130         }
 131
 132         public CBAMScaleVnfResponse scaleVnf(CBAMScaleVnfRequest cbamRequest, String vnfInstanceId) throws ClientProtocolException, IOException {
 133                 String httpPath = String.format(CommonConstants.CbamScaleVnfPath, vnfInstanceId);
 134                 RequestMethod method = RequestMethod.POST;
 135
 136                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
 137
 138                 CBAMScaleVnfResponse response = gson.fromJson(responseStr, CBAMScaleVnfResponse.class);
 139
 140                 return response;
 141         }
 142
 143         public CBAMHealVnfResponse healVnf(CBAMHealVnfRequest cbamRequest, String vnfInstanceId) throws ClientProtocolException, IOException {
 144                 String httpPath = String.format(CommonConstants.CbamHealVnfPath, vnfInstanceId);
 145                 RequestMethod method = RequestMethod.POST;
 146
 147                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
 148
 149                 logger.info("CbamMgmrImpl -> healVnf, responseStr is " + responseStr);
 150
 151                 CBAMHealVnfResponse response = gson.fromJson(responseStr, CBAMHealVnfResponse.class);
 152
 153                 return response;
 154         }
 155
 156         public CBAMQueryVnfResponse queryVnf(String vnfInstanceId) throws ClientProtocolException, IOException {
 157                 String httpPath = String.format(CommonConstants.CbamQueryVnfPath, vnfInstanceId);
 158                 RequestMethod method = RequestMethod.GET;
 159
 160                 String responseStr = operateCbamHttpTask(null, httpPath, method);
 161
 162                 logger.info("CbamMgmrImpl -> queryVnf, responseStr is " + responseStr);
 163
 164                 CBAMQueryVnfResponse response = gson.fromJson(responseStr, CBAMQueryVnfResponse.class);
 165
 166                 return response;
 167         }
 168
 169         public String operateCbamHttpTask(Object httpBodyObj, String httpPath, RequestMethod method) throws ClientProtocolException, IOException {
 170                 String token = null;
 171                 try {
 172                         token = retrieveToken();
 173                 } catch (JSONException e) {
 174                         logger.error("retrieveTokenError ", e);
 175                 }
 176
 177                 String url= adaptorEnv.getCbamApiUriFront() + httpPath;
 178                 HttpRequestProcessor processor = new HttpRequestProcessor(httpClientBuilder, method);
 179                 processor.addHdeader(CommonConstants.AUTHORIZATION, "bearer " + token);
 180                 processor.addHdeader(CommonConstants.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE);
 181
 182                 processor.addPostEntity(gson.toJson(httpBodyObj));
 183
 184                 String responseStr = processor.process(url);
 185
 186                 return responseStr;
 187         }
 188
 189         public CBAMQueryOperExecutionResponse queryOperExecution(String execId) throws ClientProtocolException, IOException{
 190                 String httpPath = String.format(CommonConstants.CbamGetOperStatusPath, execId);
 191                 RequestMethod method = RequestMethod.GET;
 192
 193                 String responseStr = operateCbamHttpTask(null, httpPath, method);
 194
 195                 logger.info("CbamMgmrImpl -> CBAMQueryOperExecutionResponse, responseStr is " + responseStr);
 196
 197                 CBAMQueryOperExecutionResponse response = gson.fromJson(responseStr, CBAMQueryOperExecutionResponse.class);
 198
 199                 return response;
 200         }
 201
 202 }