fr.treeptik.cloudunit.controller.MonitoringController.java Source code

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Here is the source code for fr.treeptik.cloudunit.controller.MonitoringController.java

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/*
 * LICENCE : CloudUnit is available under the GNU Affero General Public License : https://gnu.org/licenses/agpl.html
 * but CloudUnit is licensed too under a standard commercial license.
 * Please contact our sales team if you would like to discuss the specifics of our Enterprise license.
 * If you are not sure whether the AGPL is right for you,
 * you can always test our software under the AGPL and inspect the source code before you contact us
 * about purchasing a commercial license.
 *
 * LEGAL TERMS : "CloudUnit" is a registered trademark of Treeptik and can't be used to endorse
 * or promote products derived from this project without prior written permission from Treeptik.
 * Products or services derived from this software may not be called "CloudUnit"
 * nor may "Treeptik" or similar confusing terms appear in their names without prior written permission.
 * For any questions, contact us : contact@treeptik.fr
 */

package fr.treeptik.cloudunit.controller;

import fr.treeptik.cloudunit.exception.CheckException;
import fr.treeptik.cloudunit.exception.ServiceException;
import fr.treeptik.cloudunit.service.MonitoringService;
import fr.treeptik.cloudunit.utils.AuthentificationUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

import javax.inject.Inject;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Created by nicolas on 25/08/2014.
 */
@Controller
@RequestMapping("/monitoring")
public class MonitoringController {

    private Logger logger = LoggerFactory.getLogger(MonitoringController.class);

    @Inject
    private AuthentificationUtils authentificationUtils;

    @Inject
    private MonitoringService monitoringService;

    /**
     * Is a wrapper to cAdvisor API
     *
     * @return
     * @throws fr.treeptik.cloudunit.exception.ServiceException
     * @throws fr.treeptik.cloudunit.exception.CheckException
     */
    @RequestMapping(value = "/api/machine", method = RequestMethod.GET)
    public String infoMachine() throws ServiceException, CheckException {
        return monitoringService.getJsonMachineFromCAdvisor();
    }

    /**
     * * Is a wrapper to cAdvisor API
     *
     * @param containerName
     * @throws ServiceException
     * @throws CheckException
     */
    @RequestMapping(value = "/api/containers/docker/{containerName}", method = RequestMethod.GET)
    public void infoContainer(HttpServletRequest request, HttpServletResponse response,
            @PathVariable String containerName) throws ServiceException, CheckException {
        String containerId = monitoringService.getFullContainerId(containerName);

        String responseFromCAdvisor = monitoringService.getJsonFromCAdvisor(containerId);

        if (logger.isDebugEnabled()) {
            logger.debug("containerId=" + containerId);
            logger.debug("responseFromCAdvisor=" + responseFromCAdvisor);
        }

        try {
            response.getWriter().write(responseFromCAdvisor);
            response.flushBuffer();
        } catch (Exception e) {
            logger.error("error during write and flush response", containerName);
        }
    }

}