EditLoadBalancerHealthCheck.java

/*
 * Copyright 2014 by SCSK Corporation.
 * 
 * This file is part of PrimeCloud Controller(TM).
 * 
 * PrimeCloud Controller(TM) is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 * 
 * PrimeCloud Controller(TM) is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with PrimeCloud Controller(TM). If not, see <http://www.gnu.org/licenses/>.
 */
package jp.primecloud.auto.api.lb;

import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.Produces;
import javax.ws.rs.QueryParam;
import javax.ws.rs.core.MediaType;

import jp.primecloud.auto.api.ApiSupport;
import jp.primecloud.auto.api.ApiValidate;
import jp.primecloud.auto.api.response.lb.EditLoadBalancerHealthCheckResponse;
import jp.primecloud.auto.common.status.LoadBalancerStatus;
import jp.primecloud.auto.entity.crud.LoadBalancer;
import jp.primecloud.auto.entity.crud.LoadBalancerHealthCheck;
import jp.primecloud.auto.exception.AutoApplicationException;

import org.apache.commons.lang.StringUtils;

@Path("/EditLoadBalancerHealthCheck")
public class EditLoadBalancerHealthCheck extends ApiSupport {

    /**
     * ロードバランサ ヘルスチェック情報 編集
     * 
     * @param loadBalancerNo ロードバランサ番号
     * @param checkProtocol プロトコル
     * @param checkPort ポート
     * @param checkPath 監視パス
     * @param checkTimeout タイムアウト
     * @param checkInterval チェック間隔 （秒）
     * @param healthyThreshold 障害 しきい値 （回数）
     * @param unhealthyThreshold 復帰 しきい値 （回数）
     * @return EditLoadBalancerHealthCheckResponse
     */
    @GET
    @Produces(MediaType.APPLICATION_JSON)
    public EditLoadBalancerHealthCheckResponse editLoadBalancerHealthCheck(
            @QueryParam(PARAM_NAME_LOAD_BALANCER_NO) String loadBalancerNo,
            @QueryParam(PARAM_NAME_CHECK_PROTOCOL) String checkProtocol,
            @QueryParam(PARAM_NAME_CHECK_PORT) String checkPort, @QueryParam(PARAM_NAME_CHECK_PATH) String checkPath,
            @QueryParam(PARAM_NAME_CHECK_TIMEOUT) String checkTimeout,
            @QueryParam(PARAM_NAME_CHECK_INTERVAL) String checkInterval,
            @QueryParam(PARAM_NAME_HEALTHY_THRESHOLD) String healthyThreshold,
            @QueryParam(PARAM_NAME_UNHEALTHY_THRESHOLD) String unhealthyThreshold) {

        // 入力チェック
        // LoadBalancerNo
        ApiValidate.validateLoadBalancerNo(loadBalancerNo);
        LoadBalancer loadBalancer = getLoadBalancer(Long.parseLong(loadBalancerNo));

        // 権限チェック
        checkAndGetUser(loadBalancer);

        // CheckProtocol
        ApiValidate.validateCheckProtocol(checkProtocol);
        // CheckPort
        ApiValidate.validateCheckPort(checkPort);
        // CheckPath
        ApiValidate.validateCheckPath(checkPath, "HTTP".equals(checkProtocol));
        if (StringUtils.equals("TCP", checkProtocol)) {
            //監視プロトコルが TCP の場合、監視Pathは入力不可 → 入力値を空にする
            checkPath = "";
        }
        // CheckTimeout
        ApiValidate.validateCheckTimeout(checkTimeout);
        // CheckInterval
        ApiValidate.validateCheckInterval(checkInterval);
        // HealthyThreshold
        if (LB_TYPE_ELB.equals(loadBalancer.getType())) {
            //AWSの場合のみ編集可
            ApiValidate.validateHealthyThreshold(healthyThreshold);
        } else if (LB_TYPE_ULTRA_MONKEY.equals(loadBalancer.getType())) {
            //UltraMonkeyの場合は編集不可(テーブルの値を変えずに更新)
            LoadBalancerHealthCheck loadBalancerHealthCheck = loadBalancerHealthCheckDao.read(Long
                    .parseLong(loadBalancerNo));
            healthyThreshold = String.valueOf(loadBalancerHealthCheck.getHealthyThreshold());
        }
        // UnhealthyThreshold
        ApiValidate.validateUnhealthyThreshold(unhealthyThreshold);

        LoadBalancerStatus status = LoadBalancerStatus.fromStatus(loadBalancer.getStatus());
        if (LoadBalancerStatus.WARNING == status) {
            // ロードバランサ ステータスが Warning
            throw new AutoApplicationException("EAPI-100025", loadBalancerNo);
        }

        //ヘルスチェック情報 更新
        loadBalancerService.configureHealthCheck(Long.parseLong(loadBalancerNo), checkProtocol,
                Integer.parseInt(checkPort), checkPath, Integer.parseInt(checkTimeout),
                Integer.parseInt(checkInterval), Integer.parseInt(healthyThreshold),
                Integer.parseInt(unhealthyThreshold));

        EditLoadBalancerHealthCheckResponse response = new EditLoadBalancerHealthCheckResponse();

        return response;
    }

}