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/*-
* ============LICENSE_START=======================================================
* ONAP CLAMP
* ================================================================================
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights
* reserved.
* ================================================================================
* 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.
* ============LICENSE_END============================================
* ===================================================================
*/
package org.onap.clamp.clds.service;
import java.util.Date;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import org.onap.clamp.clds.dao.CldsDao;
import org.onap.clamp.clds.model.CldsHealthCheck;
import org.onap.clamp.clds.util.LoggingUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
/**
* Service to retrieve the Health Check of the clds application.
*
*/
@Component
@Path("/")
public class CldsHealthcheckService {
@Autowired
private CldsDao cldsDao;
protected static final EELFLogger logger = EELFManager.getInstance().getLogger(CldsHealthcheckService.class);
/**
* REST service that retrieves clds healthcheck information.
*
* @return CldsHealthCheck class containing healthcheck info
*/
@GET
@Path("/healthcheck")
@Produces(MediaType.APPLICATION_JSON)
public Response gethealthcheck() {
CldsHealthCheck cldsHealthCheck = new CldsHealthCheck();
Date startTime = new Date();
LoggingUtils.setRequestContext("CldsService: GET healthcheck", "Clamp-Health-Check");
LoggingUtils.setTimeContext(startTime, new Date());
boolean healthcheckFailed = false;
try {
cldsDao.doHealthCheck();
cldsHealthCheck.setHealthCheckComponent("CLDS-APP");
cldsHealthCheck.setHealthCheckStatus("UP");
cldsHealthCheck.setDescription("OK");
LoggingUtils.setResponseContext("0", "Get healthcheck success", this.getClass().getName());
} catch (Exception e) {
healthcheckFailed = true;
logger.error("CLAMP application Heath check failed", e);
LoggingUtils.setResponseContext("999", "Get healthcheck failed", this.getClass().getName());
cldsHealthCheck.setHealthCheckComponent("CLDS-APP");
cldsHealthCheck.setHealthCheckStatus("DOWN");
cldsHealthCheck.setDescription("NOT-OK");
}
// audit log
LoggingUtils.setTimeContext(startTime, new Date());
if(healthcheckFailed) {
return Response.status(Response.Status.INTERNAL_SERVER_ERROR).entity(cldsHealthCheck).build();
} else {
return Response.status(Response.Status.OK).entity(cldsHealthCheck).build();
}
}
}
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