2 * Copyright 2016-2017 Huawei Technologies Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 package org.onap.vfc.nfvo.vnfm.svnfm.vnfmadapter.service.api.internalsvc.impl;
19 import java.io.BufferedInputStream;
20 import java.io.FileInputStream;
21 import java.io.FileNotFoundException;
22 import java.io.IOException;
23 import java.io.InputStream;
24 import java.util.HashMap;
26 import java.util.concurrent.Executors;
28 import org.onap.vfc.nfvo.vnfm.svnfm.vnfmadapter.common.restclient.SystemEnvVariablesFactory;
29 import org.onap.vfc.nfvo.vnfm.svnfm.vnfmadapter.service.adapter.impl.Driver2MSBManager;
30 import org.onap.vfc.nfvo.vnfm.svnfm.vnfmadapter.service.adapter.inf.IDriver2MSBManager;
31 import org.onap.vfc.nfvo.vnfm.svnfm.vnfmadapter.service.api.internalsvc.inf.IVnfmAdapterMgrService;
32 import org.onap.vfc.nfvo.vnfm.svnfm.vnfmadapter.service.constant.Constant;
33 import org.onap.vfc.nfvo.vnfm.svnfm.vnfmadapter.service.constant.UrlConstant;
34 import org.slf4j.Logger;
35 import org.slf4j.LoggerFactory;
37 import net.sf.json.JSONObject;
45 * @version VFC 1.0 Aug 31, 2016
47 public class VnfmAdapterMgrService implements IVnfmAdapterMgrService {
49 private static final Logger LOG = LoggerFactory.getLogger(VnfmAdapterMgrService.class);
51 public static final String VNFMADAPTERINFO = "vnfmadapterinfo.json";
54 public void register() {
55 // set BUS URL and mothedtype
56 Map<String, String> paramsMap = new HashMap<>();
57 paramsMap.put("url", UrlConstant.REST_MSB_REGISTER);
58 paramsMap.put("methodType", Constant.POST);
60 // get vim adapter info and raise registration
62 String adapterInfo = readVnfmAdapterInfoFromJson();
63 if(!"".equals(adapterInfo)) {
64 JSONObject adapterObject = JSONObject.fromObject(adapterInfo);
65 RegisterVnfmAdapterThread vnfmAdapterThread = new RegisterVnfmAdapterThread(paramsMap, adapterObject);
66 Executors.newSingleThreadExecutor().submit(vnfmAdapterThread);
68 LOG.error("VnfmAdapter info is null,please check!");
71 } catch(IOException e) {
72 LOG.error("Failed to read VnfmAdapter info! " + e.getMessage(), e);
78 * Retrieve VIM driver information.
83 public String readVnfmAdapterInfoFromJson() throws IOException {
84 InputStream ins = null;
85 BufferedInputStream bins = null;
86 String fileContent = "";
88 String fileName = SystemEnvVariablesFactory.getInstance().getAppRoot() + System.getProperty("file.separator")
89 + "etc" + System.getProperty("file.separator") + "adapterInfo" + System.getProperty("file.separator")
93 ins = new FileInputStream(fileName);
94 bins = new BufferedInputStream(ins);
96 byte[] contentByte = new byte[ins.available()];
97 int num = bins.read(contentByte);
100 fileContent = new String(contentByte);
102 } catch(FileNotFoundException e) {
103 LOG.error(fileName + "is not found!", e);
116 private static class RegisterVnfmAdapterThread implements Runnable {
118 // Thread lock Object
119 private final Object lockObject = new Object();
121 private IDriver2MSBManager adapter2MSBMgr = new Driver2MSBManager();
123 // url and mothedtype
124 private Map<String, String> paramsMap;
127 private JSONObject adapterInfo;
129 public RegisterVnfmAdapterThread(Map<String, String> paramsMap, JSONObject adapterInfo) {
130 this.paramsMap = paramsMap;
131 this.adapterInfo = adapterInfo;
136 LOG.info("start register vnfmadapter", RegisterVnfmAdapterThread.class);
138 if(paramsMap == null || adapterInfo == null) {
139 LOG.error("parameter is null,please check!", RegisterVnfmAdapterThread.class);
143 // catch Runtime Exception
145 sendRequest(paramsMap, adapterInfo);
146 } catch(RuntimeException e) {
147 LOG.error(e.getMessage(), e);
152 private void sendRequest(Map<String, String> paramsMap, JSONObject driverInfo) {
153 JSONObject resultObj = adapter2MSBMgr.registerDriver(paramsMap, driverInfo);
155 if(Integer.valueOf(resultObj.get("retCode").toString()) == Constant.HTTP_CREATED) {
156 LOG.info("Vnfmadapter has now Successfully Registered to the Microservice BUS!");
158 LOG.error("Vnfmadapter failed to Register to the Microservice BUS! Reason:"
159 + resultObj.get("reason").toString() + " retCode:" + resultObj.get("retCode").toString());
161 // if registration fails,wait one minute and try again
163 synchronized(lockObject) {
164 lockObject.wait(Constant.REPEAT_REG_TIME);
166 } catch(InterruptedException e) {
167 LOG.error(e.getMessage(), e);
170 sendRequest(this.paramsMap, this.adapterInfo);
178 public void unregister() {