--- /dev/null
+/**
+ * Copyright 2017-2020 ZTE Corporation.
+ * <p>
+ * 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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.holmes.common.utils;
+
+import org.apache.commons.lang3.StringUtils;
+import org.eclipse.jetty.http.HttpStatus;
+import org.jvnet.hk2.annotations.Service;
+import org.onap.holmes.common.config.MicroServiceConfig;
+import org.onap.holmes.common.exception.CorrelationException;
+import org.onap.msb.sdk.discovery.entity.MicroServiceFullInfo;
+import org.onap.msb.sdk.discovery.entity.MicroServiceInfo;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.inject.Inject;
+import javax.ws.rs.client.Client;
+import javax.ws.rs.client.Entity;
+import javax.ws.rs.client.WebTarget;
+import javax.ws.rs.core.MediaType;
+import javax.ws.rs.core.Response;
+import java.util.concurrent.TimeUnit;
+
+import static org.onap.holmes.common.utils.JerseyClient.PROTOCOL_HTTP;
+import static org.onap.holmes.common.utils.JerseyClient.PROTOCOL_HTTPS;
+
+@Service
+public class MsbRegister {
+ private static final Logger log = LoggerFactory.getLogger(MsbRegister.class);
+
+ private JerseyClient jerseyClient;
+
+ @Inject
+ public MsbRegister(JerseyClient jerseyClient) {
+ this.jerseyClient = jerseyClient;
+ }
+
+ public void register2Msb(MicroServiceInfo msinfo) throws CorrelationException {
+ String[] msbAddrInfo = MicroServiceConfig.getMsbIpAndPort();
+ boolean isHttpsEnabled = StringUtils.isNotBlank(msbAddrInfo[1])
+ && msbAddrInfo[1].equals("443");
+
+ Client client = jerseyClient.client(isHttpsEnabled);
+ WebTarget target = client.target(String.format("%s://%s:%s/api/microservices/v1/services",
+ isHttpsEnabled ? PROTOCOL_HTTPS : PROTOCOL_HTTP, msbAddrInfo[0], msbAddrInfo[1]));
+
+ log.info("Start to register Holmes Service to MSB...");
+
+ MicroServiceFullInfo microServiceFullInfo = null;
+ int retry = 0;
+ int interval = 5;
+ while (null == microServiceFullInfo && retry < 20) {
+ log.info("Holmes Service Registration. Retry: " + retry++);
+
+ Response response = target.queryParam("createOrUpdate", true)
+ .request(MediaType.APPLICATION_JSON)
+ .post(Entity.entity(msinfo, MediaType.APPLICATION_JSON));
+
+ if (response != null) {
+ String ret = response.readEntity(String.class);
+ int statusCode = response.getStatus();
+ log.info(String.format("=========MSB REG=========\nStatus Code: %d\nInformation: %s", statusCode, ret));
+ if (HttpStatus.isSuccess(statusCode)) {
+ microServiceFullInfo = GsonUtil.jsonToBean(ret, MicroServiceFullInfo.class);
+ }
+ }
+
+ if (null == microServiceFullInfo) {
+ log.warn(String.format("Failed to register the service to MSB. Sleep %ds and try again.", interval));
+ threadSleep(TimeUnit.SECONDS.toSeconds(interval));
+ interval += 5;
+ } else {
+ log.info("Registration succeeded!");
+ break;
+ }
+ }
+
+ if (null == microServiceFullInfo) {
+ throw new CorrelationException("Failed to register the service to MSB!");
+ }
+
+ log.info("Service registration completed.");
+ }
+
+ private void threadSleep(long second) {
+ log.info("Start sleeping...");
+ try {
+ TimeUnit.SECONDS.sleep(second);
+ } catch (InterruptedException error) {
+ log.error("thread sleep error message:" + error.getMessage(), error);
+ Thread.currentThread().interrupt();
+ }
+ log.info("Wake up.");
+ }
+}
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