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/**
* Copyright 2017-2022 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.engine;
import org.onap.holmes.common.exception.CorrelationException;
import org.onap.holmes.common.utils.CommonUtils;
import org.onap.holmes.common.utils.MsbRegister;
import org.onap.msb.sdk.discovery.entity.MicroServiceInfo;
import org.onap.msb.sdk.discovery.entity.Node;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.ApplicationArguments;
import org.springframework.boot.ApplicationRunner;
import org.springframework.stereotype.Component;
import java.util.HashSet;
import java.util.Set;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import static org.onap.holmes.common.config.MicroServiceConfig.getMicroServiceIpAndPort;
import static org.onap.holmes.common.utils.CommonUtils.getEnv;
import static org.onap.holmes.common.utils.CommonUtils.isIpAddress;
@Component
public class Initializer implements ApplicationRunner {
private static final Logger logger = LoggerFactory.getLogger(Initializer.class);
private volatile static boolean readyForMsbReg = false;
private MsbRegister msbRegister;
@Autowired
public Initializer(MsbRegister msbRegister) {
this.msbRegister = msbRegister;
}
@Override
public void run(ApplicationArguments args) {
Executors.newSingleThreadExecutor().execute(() -> {
waitUntilReady();
try {
msbRegister.register2Msb(createMicroServiceInfo());
} catch (CorrelationException e) {
logger.error(e.getMessage(), e);
}
});
}
private void waitUntilReady() {
int count = 1;
while (!readyForMsbReg) {
if (count > 20) {
break;
}
int interval = 5 * count++;
logger.info("Not ready for MSB registration. Try again after {} seconds...", interval);
try {
TimeUnit.SECONDS.sleep(interval);
} catch (InterruptedException e) {
logger.info(e.getMessage(), e);
}
}
}
public static void setReadyForMsbReg(boolean readyForMsbReg) {
Initializer.readyForMsbReg = readyForMsbReg;
}
private MicroServiceInfo createMicroServiceInfo() {
String[] serviceIpAndPort = getMicroServiceIpAndPort();
MicroServiceInfo msinfo = new MicroServiceInfo();
msinfo.setServiceName("holmes-engine-mgmt");
msinfo.setVersion("v1");
msinfo.setUrl("/api/holmes-engine-mgmt/v1");
msinfo.setPath("/api/holmes-engine-mgmt/v1");
msinfo.setProtocol("REST");
msinfo.setVisualRange("0|1");
msinfo.setLb_policy("round-robin");
msinfo.setEnable_ssl(CommonUtils.isHttpsEnabled());
Set<Node> nodes = new HashSet<>();
Node node = new Node();
node.setIp(isIpAddress(serviceIpAndPort[0]) ? serviceIpAndPort[0] : getEnv("HOLMES_ENGINE_MGMT_SERVICE_HOST"));
node.setPort("9102");
/* Following codes will cause an unregistration from MSB (due to MSB malfunction), comment them for now
String msbAddrTemplate = (CommonUtils.isHttpsEnabled() ? "https" : "http")
+ "://%s:%s/api/holmes-engine-mgmt/v1/healthcheck";
node.setCheckType("HTTP");
node.setCheckUrl(String.format(msbAddrTemplate, serviceAddrInfo[0], "9102"));
node.setCheckTimeOut("60s");
node.setCheckInterval("60s");
*/
nodes.add(node);
msinfo.setNodes(nodes);
return msinfo;
}
}
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