nokia/vnfmdriver/vfcadaptorservice/vfcadaptor/src/main/java/com/nokia/vfcadaptor/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 com.nokia.vfcadaptor.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.JSONObject;
  25 import org.springframework.beans.factory.annotation.Autowired;
  26 import org.springframework.http.MediaType;
  27 import org.springframework.stereotype.Component;
  28 import org.springframework.web.bind.annotation.RequestMethod;
  29
  30 import com.google.gson.Gson;
  31 import com.nokia.vfcadaptor.cbam.bo.CBAMCreateVnfRequest;
  32 import com.nokia.vfcadaptor.cbam.bo.CBAMCreateVnfResponse;
  33 import com.nokia.vfcadaptor.cbam.bo.CBAMHealVnfRequest;
  34 import com.nokia.vfcadaptor.cbam.bo.CBAMHealVnfResponse;
  35 import com.nokia.vfcadaptor.cbam.bo.CBAMInstantiateVnfRequest;
  36 import com.nokia.vfcadaptor.cbam.bo.CBAMInstantiateVnfResponse;
  37 import com.nokia.vfcadaptor.cbam.bo.CBAMQueryVnfResponse;
  38 import com.nokia.vfcadaptor.cbam.bo.CBAMScaleVnfRequest;
  39 import com.nokia.vfcadaptor.cbam.bo.CBAMScaleVnfResponse;
  40 import com.nokia.vfcadaptor.cbam.bo.CBAMTerminateVnfRequest;
  41 import com.nokia.vfcadaptor.cbam.bo.CBAMTerminateVnfResponse;
  42 import com.nokia.vfcadaptor.cbam.inf.CbamMgmrInf;
  43 import com.nokia.vfcadaptor.common.bo.AdaptorEnv;
  44 import com.nokia.vfcadaptor.constant.CommonConstants;
  45 import com.nokia.vfcadaptor.http.client.HttpRequestProcessor;
  46
  47 @Component
  48 public class CbamMgmrImpl implements CbamMgmrInf {
  49         private Logger logger = Logger.getLogger(CbamMgmrImpl.class);
  50
  51         private Gson gson = new Gson();
  52
  53         @Autowired
  54         private AdaptorEnv adaptorEnv;
  55
  56         @Autowired
  57         private HttpClientBuilder httpClientBuilder;
  58
  59         private String retrieveToken() throws ClientProtocolException, IOException {
  60                 String result = null;
  61                 String url="https://" + adaptorEnv.getCbamIp() + CommonConstants.RetrieveCbamTokenPath;
  62                 HttpRequestProcessor processor = new HttpRequestProcessor(httpClientBuilder, RequestMethod.POST);
  63                 processor.addHdeader(CommonConstants.ACCEPT, "*/*");
  64                 processor.addHdeader(CommonConstants.CONTENT_TYPE, MediaType.APPLICATION_FORM_URLENCODED_VALUE);
  65
  66                 String bodyPostStr = String.format(CommonConstants.RetrieveCbamTokenPostStr, adaptorEnv.getGrantType(), adaptorEnv.getClientId(), adaptorEnv.getClientSecret());
  67                 processor.addPostEntity(bodyPostStr);
  68
  69                 String responseStr = processor.process(url);
  70
  71                 logger.info("CbamMgmrImpl -> retrieveToken, responseStr is " + responseStr);
  72
  73                 JSONObject tokenJsonObject = new JSONObject(responseStr);
  74
  75                 result = tokenJsonObject.getString(CommonConstants.CBAM_TOKEN_KEY);
  76
  77                 return result;
  78         }
  79
  80         public CBAMCreateVnfResponse createVnf(CBAMCreateVnfRequest cbamRequest) throws ClientProtocolException, IOException {
  81                 String httpPath = CommonConstants.CbamCreateVnfPath;
  82                 RequestMethod method = RequestMethod.POST;
  83
  84                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
  85
  86                 logger.info("CbamMgmrImpl -> createVnf, responseStr is " + responseStr);
  87
  88                 CBAMCreateVnfResponse response = gson.fromJson(responseStr, CBAMCreateVnfResponse.class);
  89
  90                 return response;
  91         }
  92
  93         /* (non-Javadoc)
  94          * @see com.nokia.vfcadaptor.cbam.impl.CbamMgmrInf#instantiateVnf(com.nokia.vfcadaptor.cbam.bo.CBAMInstantiateVnfRequest, java.lang.String)
  95          */
  96         public CBAMInstantiateVnfResponse instantiateVnf(CBAMInstantiateVnfRequest cbamRequest, String vnfInstanceId) throws ClientProtocolException, IOException {
  97                 String httpPath = String.format(CommonConstants.CbamInstantiateVnfPath, vnfInstanceId);
  98                 RequestMethod method = RequestMethod.POST;
  99
 100                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
 101
 102                 logger.info("CbamMgmrImpl -> instantiateVnf, responseStr is " + responseStr);
 103
 104                 CBAMInstantiateVnfResponse response = gson.fromJson(responseStr, CBAMInstantiateVnfResponse.class);
 105
 106                 return response;
 107         }
 108
 109         public CBAMTerminateVnfResponse terminateVnf(CBAMTerminateVnfRequest cbamRequest, String vnfInstanceId) throws ClientProtocolException, IOException {
 110                 String httpPath = String.format(CommonConstants.CbamTerminateVnfPath, vnfInstanceId);
 111                 RequestMethod method = RequestMethod.POST;
 112
 113                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
 114
 115                 logger.info("CbamMgmrImpl -> terminateVnf, responseStr is " + responseStr);
 116
 117                 CBAMTerminateVnfResponse response = gson.fromJson(responseStr, CBAMTerminateVnfResponse.class);
 118
 119                 return response;
 120         }
 121
 122         public void deleteVnf(String vnfInstanceId) throws ClientProtocolException, IOException {
 123                 String httpPath = String.format(CommonConstants.CbamDeleteVnfPath, vnfInstanceId);
 124                 RequestMethod method = RequestMethod.DELETE;
 125
 126                 operateCbamHttpTask(null, httpPath, method);
 127
 128                 logger.info("CbamMgmrImpl -> deleteVnf.");
 129         }
 130
 131         /* (non-Javadoc)
 132          * @see com.nokia.vfcadaptor.cbam.impl.CbamMgmrInf#scaleVnf(com.nokia.vfcadaptor.cbam.bo.CBAMScaleVnfRequest, java.lang.String)
 133          */
 134         public CBAMScaleVnfResponse scaleVnf(CBAMScaleVnfRequest cbamRequest, String vnfInstanceId) throws ClientProtocolException, IOException {
 135                 String httpPath = String.format(CommonConstants.CbamScaleVnfPath, vnfInstanceId);
 136                 RequestMethod method = RequestMethod.POST;
 137
 138                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
 139
 140                 CBAMScaleVnfResponse response = gson.fromJson(responseStr, CBAMScaleVnfResponse.class);
 141
 142                 return response;
 143         }
 144
 145         public CBAMHealVnfResponse healVnf(CBAMHealVnfRequest cbamRequest, String vnfInstanceId) throws ClientProtocolException, IOException {
 146                 String httpPath = String.format(CommonConstants.CbamHealVnfPath, vnfInstanceId);
 147                 RequestMethod method = RequestMethod.POST;
 148
 149                 String responseStr = operateCbamHttpTask(cbamRequest, httpPath, method);
 150
 151                 logger.info("CbamMgmrImpl -> healVnf, responseStr is " + responseStr);
 152
 153                 CBAMHealVnfResponse response = gson.fromJson(responseStr, CBAMHealVnfResponse.class);
 154
 155                 return response;
 156         }
 157
 158         public CBAMQueryVnfResponse queryVnf(String vnfInstanceId) throws ClientProtocolException, IOException {
 159                 String httpPath = String.format(CommonConstants.CbamQueryVnfPath, vnfInstanceId);
 160                 RequestMethod method = RequestMethod.GET;
 161
 162                 String responseStr = operateCbamHttpTask(null, httpPath, method);
 163
 164                 logger.info("CbamMgmrImpl -> queryVnf, responseStr is " + responseStr);
 165
 166                 CBAMQueryVnfResponse response = gson.fromJson(responseStr, CBAMQueryVnfResponse.class);
 167
 168                 return response;
 169         }
 170
 171         public String operateCbamHttpTask(Object httpBodyObj, String httpPath, RequestMethod method) throws ClientProtocolException, IOException {
 172                 String token = retrieveToken();
 173                 String url="https://" + adaptorEnv.getCbamIp() + httpPath;
 174                 HttpRequestProcessor processor = new HttpRequestProcessor(httpClientBuilder, method);
 175                 processor.addHdeader(CommonConstants.AUTHORIZATION, "bearer " + token);
 176                 processor.addHdeader(CommonConstants.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE);
 177
 178                 processor.addPostEntity(gson.toJson(httpBodyObj));
 179
 180                 String responseStr = processor.process(url);
 181
 182                 return responseStr;
 183         }
 184
 185 }