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/**
* Copyright (c) 2018 Orange
* <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.nbi;
import com.google.common.base.Strings;
import java.net.InetAddress;
import java.util.HashSet;
import java.util.Set;
import org.onap.msb.sdk.discovery.entity.MicroServiceFullInfo;
import org.onap.msb.sdk.discovery.entity.MicroServiceInfo;
import org.onap.msb.sdk.discovery.entity.Node;
import org.onap.msb.sdk.httpclient.msb.MSBServiceClient;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.CommandLineRunner;
import org.springframework.stereotype.Component;
/**
* Register this NBI instance with MSB discovery when the app is fully started
*/
@Component
public class ServiceRegisterRunner implements CommandLineRunner {
private static final Logger logger = LoggerFactory.getLogger(ServiceRegisterRunner.class);
@Value("${msb.enabled}")
private boolean IS_ENABLED;
@Value("${msb.discovery.host}")
private String DISCOVERY_HOST;
@Value("${msb.discovery.port}")
private int DISCOVERY_PORT;
@Value("${msb.discovery.retry}")
private int RETRY;
@Value("${msb.discovery.retry_interval}")
private int RETRY_INTERVAL;
@Value("${msb.service.host}")
private String SERVICE_HOST;
@Value("${server.port}")
private String SERVICE_PORT;
@Value("${msb.service.name}")
private String SERVICE_NAME;
@Value("${nbi.version}")
private String SERVICE_VERSION;
@Value("${server.servlet.context-path}")
private String SERVICE_URL;
@Value("${msb.service.custom_path}")
private String SERVICE_CUSTOM_PATH;
@Value("${msb.service.protocol}")
private String SERVICE_PROTOCOL;
@Value("${msb.service.visual_range}")
private String SERVICE_VISUAL_RANGE;
@Value("${msb.service.enable_ssl}")
private boolean SERVICE_ENABLE_SSL;
@Override
public void run(String... strings) throws Exception {
if (!IS_ENABLED) {
logger.info("Registration with msb discovery is not enabled");
return;
}
MicroServiceInfo msinfo = new MicroServiceInfo();
msinfo.setServiceName(SERVICE_NAME);
msinfo.setVersion(SERVICE_VERSION);
msinfo.setUrl(SERVICE_URL);
msinfo.setProtocol(SERVICE_PROTOCOL);
msinfo.setVisualRange(SERVICE_VISUAL_RANGE);
msinfo.setEnable_ssl(SERVICE_ENABLE_SSL);
if (!Strings.isNullOrEmpty(SERVICE_CUSTOM_PATH)) {
msinfo.setPath(SERVICE_CUSTOM_PATH);
}
Set<Node> nodes = new HashSet<>();
Node thisNode = new Node();
thisNode.setIp(
Strings.isNullOrEmpty(SERVICE_HOST) ? InetAddress.getLocalHost().getHostAddress() : SERVICE_HOST);
thisNode.setPort(SERVICE_PORT);
thisNode.setCheckType("HTTP");
thisNode.setCheckUrl(SERVICE_URL + "/status");
nodes.add(thisNode);
msinfo.setNodes(nodes);
logger.info("Registering with msb discovery (" + DISCOVERY_HOST + ":" + DISCOVERY_PORT + "):\n" + " - host: ["
+ thisNode.getIp() + "]\n" + " - port: [" + thisNode.getPort() + "]\n" + " - name: ["
+ msinfo.getServiceName() + "]\n" + " - version: [" + msinfo.getVersion() + "]\n" + " - url: ["
+ msinfo.getUrl() + "]\n" + " - path: [" + msinfo.getPath() + "]\n" + " - protocol: ["
+ msinfo.getProtocol() + "]g\n" + " - visualRange: [" + msinfo.getVisualRange() + "]\n"
+ " - enableSSL: [" + SERVICE_ENABLE_SSL + "]\n");
int attempt = 1;
while (attempt <= RETRY) {
try {
logger.info("Registration with msb discovery (attempt {}/{})", attempt, RETRY);
MSBServiceClient msbClient = new MSBServiceClient(DISCOVERY_HOST, DISCOVERY_PORT);
MicroServiceFullInfo microServiceFullInfo = msbClient.registerMicroServiceInfo(msinfo);
logger.debug("Registration with msb discovery done, microServiceFullInfo = {}",
microServiceFullInfo.toString());
break;
} catch (Exception ex) {
logger.warn("Registration with msb discovery (attempt {}/{}) FAILED.", attempt, RETRY);
attempt += 1;
if (attempt <= RETRY) {
logger.warn("Sleep {}ms", RETRY_INTERVAL);
Thread.sleep(RETRY_INTERVAL);
}
}
}
}
}
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