CreateLoadBalancer.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.CreateLoadBalancerResponse;
import jp.primecloud.auto.entity.crud.Component;
import jp.primecloud.auto.entity.crud.Farm;
import jp.primecloud.auto.entity.crud.Platform;
import jp.primecloud.auto.entity.crud.PlatformAws;
import jp.primecloud.auto.entity.crud.User;
import jp.primecloud.auto.exception.AutoApplicationException;

import org.apache.commons.lang.BooleanUtils;

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

    /**
     * ロードバランサリスナ作成
     *
     * @param farmNo ファーム番号
     * @param loadBalancerName ロードバランサ番号
     * @param platformNo プラットフォーム番号
     * @param loadBalancerType ロードバランサー種別(aws or ultramonkey)
     * @param componentNo コンポーネント番号
     * @param comment コメント
     * @return CreateLoadBalancerResponse
     */
    @GET
    @Produces(MediaType.APPLICATION_JSON)
    public CreateLoadBalancerResponse createLoadBalancer(@QueryParam(PARAM_NAME_FARM_NO) String farmNo,
            @QueryParam(PARAM_NAME_LOAD_BALANCER_NAME) String loadBalancerName,
            @QueryParam(PARAM_NAME_PLATFORM_NO) String platformNo,
            @QueryParam(PARAM_NAME_LOAD_BALANCER_TYPE) String loadBalancerType,
            @QueryParam(PARAM_NAME_COMPONENT_NO) String componentNo, @QueryParam(PARAM_NAME_COMMENT) String comment,
            @QueryParam(PARAM_NAME_IS_INTERNAL) String isInternal) {

        // 入力チェック
        // FarmNo
        ApiValidate.validateFarmNo(farmNo);

        // ファーム取得
        Farm farm = farmDao.read(Long.parseLong(farmNo));

        // 権限チェック
        User user = checkAndGetUser(farm);

        // LoadBalancerName
        ApiValidate.validateLoadBalancerName(loadBalancerName);
        // PlatformNo
        ApiValidate.validatePlatformNo(platformNo);
        Platform platform = platformDao.read(Long.parseLong(platformNo));
        if (platform == null) {
            //プラットフォームが存在しない
            throw new AutoApplicationException("EAPI-100000", "Platform", PARAM_NAME_PLATFORM_NO, platformNo);
        }
        if (!platformService.isUsablePlatform(user.getUserNo(), platform)
                || BooleanUtils.isNotTrue(platform.getSelectable())) {
            //認証情報が存在しない or 有効ではないプラットフォーム
            throw new AutoApplicationException("EAPI-000020", "Platform", PARAM_NAME_PLATFORM_NO, platformNo);
        }

        // LoadBalancerType
        ApiValidate.validateLoadBalancerType(loadBalancerType);
        PlatformAws platformAws = platformAwsDao.read(Long.parseLong(platformNo));
        if (LB_TYPE_ELB.equals(loadBalancerType)
                && (PLATFORM_TYPE_AWS.equals(platform.getPlatformType()) == false || platformAws.getEuca())) {
            //loadBalancerType=ELB、プラットフォーム=EC2以外の場合→エラー
            //EC2プラットフォームのみ ELB(Elastic Load Balancing)が使用可能
            throw new AutoApplicationException("EAPI-000015", platform.getPlatformNo(), loadBalancerType);
        }
        // ComponentNo
        ApiValidate.validateComponentNo(componentNo);
        // Comment
        ApiValidate.validateComment(comment);
        // isInternal
        boolean internal = false;
        if (isInternal != null) {
            ApiValidate.validateIsInternal(isInternal);
            internal = Boolean.parseBoolean(isInternal);
        }
        if (!LB_TYPE_ELB.equals(loadBalancerType) || !platformAws.getVpc()) {
            if (BooleanUtils.isTrue(internal)) {
                // ELB かつプラットフォームがVPC以外の場合は内部ロードバランサ指定不可
                throw new AutoApplicationException("EAPI -100041", loadBalancerName);
            }
        }

        // コンポーネント取得
        Component component = getComponent(Long.parseLong(componentNo));

        if (BooleanUtils.isFalse(component.getFarmNo().equals(farm.getFarmNo()))) {
            //ファームとコンポーネントが一致しない
            throw new AutoApplicationException("EAPI-100022", "Component", farm.getFarmNo(), PARAM_NAME_COMPONENT_NO,
                    componentNo);
        }

        // ロードバランサー作成
        Long loadBalancerNo = null;
        if (LB_TYPE_ELB.equals(loadBalancerType)) {
            //AWS ELB(Elastic Load Balancing)
            loadBalancerNo = loadBalancerService.createAwsLoadBalancer(Long.parseLong(farmNo), loadBalancerName,
                    comment, Long.parseLong(platformNo), Long.parseLong(componentNo), internal);
        } else if (LB_TYPE_ULTRA_MONKEY.equals(loadBalancerType)) {
            //ultraMonkey
            loadBalancerNo = loadBalancerService.createUltraMonkeyLoadBalancer(Long.parseLong(farmNo),
                    loadBalancerName, comment, Long.parseLong(platformNo), Long.parseLong(componentNo));

        } else if (LB_TYPE_CLOUDSTACK.equals(loadBalancerType)) {
            //cloudstack
            loadBalancerNo = loadBalancerService.createCloudstackLoadBalancer(Long.parseLong(farmNo), loadBalancerName,
                    comment, Long.parseLong(platformNo), Long.parseLong(componentNo));
        }

        CreateLoadBalancerResponse response = new CreateLoadBalancerResponse(loadBalancerNo);

        return response;
    }

}