org.openbaton.vnfm.api.RestMonitor.java Source code

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Here is the source code for org.openbaton.vnfm.api.RestMonitor.java

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/*
 *
 *  * (C) Copyright 2016 NUBOMEDIA (http://www.nubomedia.eu)
 *  *
 *  * 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.
 *  *
 *
 */

package org.openbaton.vnfm.api;

import org.openbaton.exceptions.NotFoundException;
import org.openbaton.vnfm.catalogue.Application;
import org.openbaton.vnfm.catalogue.MediaServer;
import org.openbaton.vnfm.core.ApplicationManagement;
import org.openbaton.vnfm.core.MediaServerManagement;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.web.bind.annotation.*;

import java.util.Date;
import java.util.HashMap;
import java.util.Map;

@RestController
@RequestMapping("/monitor/{hostname}")
public class RestMonitor {

    //   TODO add log prints
    private Logger log = LoggerFactory.getLogger(this.getClass());

    @Autowired
    private ApplicationManagement applicationManagement;

    @Autowired
    private MediaServerManagement mediaServerManagement;

    /**
     * Returns the consumed capacity of the requested MediaServer
     *
     * @param hostName : hostName of the MediaServer
     * @return consumed_capacity: Consumed Capacity of the MediaServer
     */
    @RequestMapping(value = "CONSUMED_CAPACITY", method = RequestMethod.GET)
    @ResponseStatus(HttpStatus.OK)
    public String get(@PathVariable("hostname") String hostName) throws NotFoundException {
        MediaServer mediaServer = mediaServerManagement.queryByHostName(hostName);
        if (mediaServer == null)
            throw new NotFoundException("MediaServer with name " + hostName + " not found.");
        return Double.toString(mediaServer.getUsedPoints());
    }

    /**
     * Returns the elapsed heartbeat time of each Application running on a specific VNFR
     *
     * @param vnfrId : ID of VNFR
     */
    @RequestMapping(value = "HEARTBEAT_ELAPSED", method = RequestMethod.GET)
    @ResponseStatus(HttpStatus.OK)
    public Map<String, String> delete(@PathVariable("hostname") String vnfrId) throws NotFoundException {
        Iterable<Application> applications = applicationManagement.queryByVnfrId(vnfrId);
        Map<String, String> elapsedHeartbeats = new HashMap<String, String>();
        for (Application application : applications) {
            elapsedHeartbeats.put(application.getId(),
                    Long.toString((new Date().getTime() - application.getHeartbeat().getTime())));
        }
        return elapsedHeartbeats;
    }
}