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/*
* Copyright 2017 BOCO Corporation. CMCC Technologies Co., Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onap.vfc.nfvo.emsdriver;
import com.fasterxml.jackson.annotation.JsonInclude;
import io.dropwizard.Application;
import io.dropwizard.assets.AssetsBundle;
import io.dropwizard.jetty.HttpConnectorFactory;
import io.dropwizard.server.SimpleServerFactory;
import io.dropwizard.setup.Bootstrap;
import io.dropwizard.setup.Environment;
import io.swagger.jaxrs.config.BeanConfig;
import io.swagger.jaxrs.listing.ApiListingResource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.log4j.PropertyConfigurator;
import org.onap.vfc.nfvo.emsdriver.commons.constant.Constant;
import org.onap.vfc.nfvo.emsdriver.commons.utils.DriverThread;
import org.onap.vfc.nfvo.emsdriver.northbound.service.CommandResource;
import org.onap.vfc.nfvo.emsdriver.serviceregister.MsbConfiguration;
import org.onap.vfc.nfvo.emsdriver.serviceregister.MsbRestServiceProxy;
import org.onap.vfc.nfvo.emsdriver.serviceregister.model.MsbRegisterVo;
import org.onap.vfc.nfvo.emsdriver.serviceregister.model.ServiceNodeVo;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.FileSystemXmlApplicationContext;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.ArrayList;
import java.util.List;
public class EmsDriverApplication extends Application<EmsDriverConfiguration> {
protected static Logger log = LoggerFactory.getLogger(EmsDriverApplication.class);
public static String LOGCONFIG_PROPERTIES_LOCATION = Constant.SYS_CFG + "log4j.properties";
private ApplicationContext context = null;
public static void main(String[] args) throws Exception {
logConfig();
log.info("EmsDriverApplication start");
new EmsDriverApplication().run(args);
log.info("EmsDriverApplication start sucess");
}
@Override
protected void bootstrapLogging() {
}
public static void logConfig(){
PropertyConfigurator.configure(LOGCONFIG_PROPERTIES_LOCATION);
}
@Override
public String getName() {
return "ems-driver";
}
@Override
public void initialize(Bootstrap<EmsDriverConfiguration> bootstrap) {
// nothing to do yet
context = new FileSystemXmlApplicationContext("file:" + Constant.SYS_CFG + "spring.xml");
bootstrap.addBundle(new AssetsBundle("/api-doc", "/api-doc", "index.html", "api-doc"));
}
@Override
public void run(EmsDriverConfiguration configuration, Environment environment) {
// register CommandResource
environment.jersey().register(new CommandResource());
MsbConfiguration.setMsbAddress(configuration.getMsbAddress());
//MSB register
String registerFlag = configuration.getAutoServiceRegister();
if ("false".equalsIgnoreCase(registerFlag)) {
this.msbRegisteEmsDriverService(configuration);
}
//Start workThread
this.startThread();
initSwaggerConfig(environment, configuration);
}
private void startThread() {
String[] allThreadName = context.getBeanNamesForType(DriverThread.class);
log.info("worker num :" + allThreadName.length);
for (String threadName : allThreadName) {
DriverThread thread = (DriverThread) context.getBean(threadName);
if (thread == null) {
log.error(threadName + "Thread start error,system exit");
System.exit(1);
} else {
thread.setName(threadName);
thread.start();
}
}
}
// init swagger
private void initSwaggerConfig(Environment environment, EmsDriverConfiguration configuration) {
environment.jersey().register(new ApiListingResource());
environment.getObjectMapper().setSerializationInclusion(JsonInclude.Include.NON_NULL);
BeanConfig config = new BeanConfig();
config.setTitle(" Console Service rest API");
config.setVersion("1.0.0");
config.setResourcePackage("org.onap.vfc.nfvo.emsdriver.northbound.service");
//swagger rest api basepath
SimpleServerFactory simpleServerFactory = (SimpleServerFactory) configuration.getServerFactory();
String basePath = simpleServerFactory.getApplicationContextPath();
String rootPath = simpleServerFactory.getJerseyRootPath().get();
rootPath = rootPath.substring(0, rootPath.indexOf("/*"));
basePath ="/".equals(basePath) ? rootPath : (new StringBuilder()).append(basePath).append(rootPath).toString();
config.setBasePath(basePath);
config.setScan(true);
}
private void msbRegisteEmsDriverService(EmsDriverConfiguration configuration) {
SimpleServerFactory simpleServerFactory = (SimpleServerFactory) configuration.getServerFactory();
HttpConnectorFactory connector = (HttpConnectorFactory) simpleServerFactory.getConnector();
MsbRegisterVo registerVo = new MsbRegisterVo();
ServiceNodeVo serviceNode = new ServiceNodeVo();
String ip = "";
try {
ip = InetAddress.getLocalHost().getHostAddress();
} catch (UnknownHostException e) {
log.error("Unable to get host ip: ", e);
}
if ("".equals(ip)) {
ip = connector.getBindHost();
}
serviceNode.setIp(ip);
serviceNode.setPort(String.valueOf(connector.getPort()));
serviceNode.setTtl(0);
List<ServiceNodeVo> nodeList = new ArrayList<>();
nodeList.add(serviceNode);
registerVo.setServiceName("emsdriver");
registerVo.setUrl("/api/emsdriver/v1");
registerVo.setNodes(nodeList);
MsbRestServiceProxy.registerService(registerVo);
log.info("register vfc-emsdriver service to msb finished.");
}
}
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