ems/boco/src/main/java/org/onap/vfc/nfvo/emsdriver/EmsDriverApplication.java

   1 /**
   2  * Copyright 2017 BOCO Corporation.  CMCC Technologies Co., Ltd
   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 package org.onap.vfc.nfvo.emsdriver;
  17
  18 import io.dropwizard.Application;
  19 import io.dropwizard.jetty.HttpConnectorFactory;
  20 import io.dropwizard.server.DefaultServerFactory;
  21 import io.dropwizard.server.SimpleServerFactory;
  22 import io.dropwizard.setup.Bootstrap;
  23 import io.dropwizard.setup.Environment;
  24
  25 import java.net.InetAddress;
  26 import java.net.UnknownHostException;
  27 import java.util.ArrayList;
  28 import java.util.List;
  29
  30 import org.apache.commons.logging.Log;
  31 import org.apache.commons.logging.LogFactory;
  32 import org.onap.vfc.nfvo.emsdriver.commons.constant.Constant;
  33 import org.onap.vfc.nfvo.emsdriver.commons.utils.DriverThread;
  34 import org.onap.vfc.nfvo.emsdriver.northbound.service.CommandResource;
  35 import org.onap.vfc.nfvo.emsdriver.serviceregister.MsbConfiguration;
  36 import org.onap.vfc.nfvo.emsdriver.serviceregister.MsbRestServiceProxy;
  37 import org.onap.vfc.nfvo.emsdriver.serviceregister.model.MsbRegisterVo;
  38 import org.onap.vfc.nfvo.emsdriver.serviceregister.model.ServiceNodeVo;
  39 import org.springframework.context.ApplicationContext;
  40 import org.springframework.context.support.FileSystemXmlApplicationContext;
  41
  42 public class EmsDriverApplication extends Application<EmsDriverConfiguration> {
  43
  44         protected static Log log = LogFactory.getLog(EmsDriverApplication.class);
  45         public static ApplicationContext context = null;
  46
  47         public static void main(String[] args) throws Exception {
  48         new EmsDriverApplication().run(args);
  49     }
  50
  51     @Override
  52     public String getName() {
  53         return "ems-driver";
  54     }
  55
  56     @Override
  57     public void initialize(Bootstrap<EmsDriverConfiguration> bootstrap) {
  58         // nothing to do yet
  59         context = new FileSystemXmlApplicationContext("file:" + Constant.SYS_CFG+ "spring.xml");
  60     }
  61
  62     @Override
  63     public void run(EmsDriverConfiguration configuration,Environment environment) {
  64         // register CommandResource
  65         environment.jersey().register(new CommandResource());
  66         MsbConfiguration.setMsbAddress(configuration.getMsbAddress());
  67         //MSB register
  68         String registerFlag = configuration.getAutoServiceRegister();
  69         if(registerFlag.equalsIgnoreCase("false")){
  70                 this.msbRegisteEmsDriverService(configuration);
  71         }
  72         //Start workThread
  73         this.startThread();
  74     }
  75
  76     private void startThread(){
  77         String[] allThreadName = context.getBeanNamesForType(DriverThread.class);
  78                 log.info("worker num :" + allThreadName.length);
  79                 for (String threadName : allThreadName) {
  80                         DriverThread thread = (DriverThread) context.getBean(threadName);
  81                         if (thread == null) {
  82                                 log.error(threadName + "Thread start error,system exit");
  83                                 System.exit(1);
  84                         }
  85                         thread.setName(threadName);
  86                         thread.start();
  87                 }
  88     }
  89
  90         private void msbRegisteEmsDriverService(EmsDriverConfiguration configuration) {
  91                 SimpleServerFactory simpleServerFactory = (SimpleServerFactory)configuration.getServerFactory();
  92                 HttpConnectorFactory connector = (HttpConnectorFactory)simpleServerFactory.getConnector();
  93                 MsbRegisterVo registerVo = new MsbRegisterVo();
  94                 ServiceNodeVo serviceNode = new ServiceNodeVo();
  95                 String ip = "";
  96                 try {
  97                         ip = InetAddress.getLocalHost().getHostAddress();
  98                 } catch (UnknownHostException e) {
  99                         log.error("Unable to get host ip: " + e.getMessage());
 100                 }
 101                 if(ip.equals("")){
 102                         ip = connector.getBindHost();
 103                 }
 104                 serviceNode.setIp(ip);
 105                 serviceNode.setPort(String.valueOf(connector.getPort()));
 106                 serviceNode.setTtl(0);
 107
 108                 List<ServiceNodeVo> nodeList =  new ArrayList<ServiceNodeVo>();
 109                 nodeList.add(serviceNode);
 110                 registerVo.setServiceName("emsdriver");
 111                 registerVo.setUrl("/api/emsdriver/v1");
 112                 registerVo.setNodes(nodeList);
 113
 114                 MsbRestServiceProxy.registerService(registerVo);
 115                 log.info("register vfc-emsdriver service to msb finished.");
 116
 117         }
 118
 119
 120 }