2 * Copyright 2017-2020 ZTE Corporation.
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.holmes.common.utils;
19 import org.apache.commons.lang3.StringUtils;
20 import org.eclipse.jetty.http.HttpStatus;
21 import org.jvnet.hk2.annotations.Service;
22 import org.onap.holmes.common.config.MicroServiceConfig;
23 import org.onap.holmes.common.exception.CorrelationException;
24 import org.onap.msb.sdk.discovery.entity.MicroServiceFullInfo;
25 import org.onap.msb.sdk.discovery.entity.MicroServiceInfo;
26 import org.slf4j.Logger;
27 import org.slf4j.LoggerFactory;
29 import javax.inject.Inject;
30 import javax.ws.rs.client.Client;
31 import javax.ws.rs.client.Entity;
32 import javax.ws.rs.client.WebTarget;
33 import javax.ws.rs.core.MediaType;
34 import javax.ws.rs.core.Response;
35 import java.util.concurrent.TimeUnit;
37 import static org.onap.holmes.common.utils.JerseyClient.PROTOCOL_HTTP;
38 import static org.onap.holmes.common.utils.JerseyClient.PROTOCOL_HTTPS;
41 public class MsbRegister {
42 private static final Logger log = LoggerFactory.getLogger(MsbRegister.class);
44 private JerseyClient jerseyClient;
47 public MsbRegister(JerseyClient jerseyClient) {
48 this.jerseyClient = jerseyClient;
51 public void register2Msb(MicroServiceInfo msinfo) throws CorrelationException {
52 String[] msbAddrInfo = MicroServiceConfig.getMsbIpAndPort();
53 boolean isHttpsEnabled = StringUtils.isNotBlank(msbAddrInfo[1])
54 && msbAddrInfo[1].equals("443");
56 Client client = jerseyClient.client(isHttpsEnabled);
57 WebTarget target = client.target(String.format("%s://%s:%s/api/microservices/v1/services",
58 isHttpsEnabled ? PROTOCOL_HTTPS : PROTOCOL_HTTP, msbAddrInfo[0], msbAddrInfo[1]));
60 log.info("Start to register Holmes Service to MSB...");
62 MicroServiceFullInfo microServiceFullInfo = null;
65 while (null == microServiceFullInfo && retry < 20) {
66 log.info("Holmes Service Registration. Retry: " + retry++);
68 Response response = target.queryParam("createOrUpdate", true)
69 .request(MediaType.APPLICATION_JSON)
70 .post(Entity.entity(msinfo, MediaType.APPLICATION_JSON));
72 if (response != null) {
73 String ret = response.readEntity(String.class);
74 int statusCode = response.getStatus();
75 log.info(String.format("=========MSB REG=========\nStatus Code: %d\nInformation: %s", statusCode, ret));
76 if (HttpStatus.isSuccess(statusCode)) {
77 microServiceFullInfo = GsonUtil.jsonToBean(ret, MicroServiceFullInfo.class);
81 if (null == microServiceFullInfo) {
82 log.warn(String.format("Failed to register the service to MSB. Sleep %ds and try again.", interval));
83 threadSleep(TimeUnit.SECONDS.toSeconds(interval));
86 log.info("Registration succeeded!");
91 if (null == microServiceFullInfo) {
92 throw new CorrelationException("Failed to register the service to MSB!");
95 log.info("Service registration completed.");
98 private void threadSleep(long second) {
99 log.info("Start sleeping...");
101 TimeUnit.SECONDS.sleep(second);
102 } catch (InterruptedException error) {
103 log.error("thread sleep error message:" + error.getMessage(), error);
104 Thread.currentThread().interrupt();
106 log.info("Wake up.");