AddNetscalerLoadBalancerCmd.java example

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// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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
//
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// distributed under the License is distributed on an "AS IS" BASIS,
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package com.cloud.api.commands;

import javax.inject.Inject;

import org.apache.log4j.Logger;

import org.apache.cloudstack.api.APICommand;
import org.apache.cloudstack.api.ApiConstants;
import org.apache.cloudstack.api.ApiErrorCode;
import org.apache.cloudstack.api.BaseAsyncCmd;
import org.apache.cloudstack.api.Parameter;
import org.apache.cloudstack.api.ServerApiException;
import org.apache.cloudstack.api.response.PhysicalNetworkResponse;
import org.apache.cloudstack.context.CallContext;

import com.cloud.api.response.NetscalerLoadBalancerResponse;
import com.cloud.event.EventTypes;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.exception.InsufficientCapacityException;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.exception.ResourceAllocationException;
import com.cloud.exception.ResourceUnavailableException;
import com.cloud.network.dao.ExternalLoadBalancerDeviceVO;
import com.cloud.network.element.NetscalerLoadBalancerElementService;
import com.cloud.utils.exception.CloudRuntimeException;

@APICommand(name = "addNetscalerLoadBalancer", responseObject = NetscalerLoadBalancerResponse.class, description = "Adds a netscaler load balancer device",
        requestHasSensitiveInfo = true, responseHasSensitiveInfo = false)
public class AddNetscalerLoadBalancerCmd extends BaseAsyncCmd {

    public static final Logger s_logger = Logger.getLogger(AddNetscalerLoadBalancerCmd.class.getName());
    private static final String s_name = "addnetscalerloadbalancerresponse";
    @Inject
    NetscalerLoadBalancerElementService _netsclarLbService;

    /////////////////////////////////////////////////////
    //////////////// API parameters /////////////////////
    /////////////////////////////////////////////////////

    @Parameter(name = ApiConstants.PHYSICAL_NETWORK_ID,
               type = CommandType.UUID,
               entityType = PhysicalNetworkResponse.class,
               required = true,
               description = "the Physical Network ID")
    private Long physicalNetworkId;

    @Parameter(name = ApiConstants.URL, type = CommandType.STRING, required = true, description = "URL of the netscaler load balancer appliance.")
    private String url;

    @Parameter(name = ApiConstants.USERNAME, type = CommandType.STRING, required = true, description = "Credentials to reach netscaler load balancer device")
    private String username;

    @Parameter(name = ApiConstants.PASSWORD, type = CommandType.STRING, required = true, description = "Credentials to reach netscaler load balancer device")
    private String password;

    @Parameter(name = ApiConstants.NETWORK_DEVICE_TYPE,
               type = CommandType.STRING,
               required = true,
               description = "Netscaler device type supports NetscalerMPXLoadBalancer, NetscalerVPXLoadBalancer, NetscalerSDXLoadBalancer")
    private String deviceType;

    @Parameter(name = ApiConstants.GSLB_PROVIDER,
               type = CommandType.BOOLEAN,
               required = false,
               description = "true if NetScaler device being added is for providing GSLB service")
    private Boolean isGslbProvider;

    @Parameter(name = ApiConstants.GSLB_PROVIDER_PUBLIC_IP, type = CommandType.STRING, required = false, description = "public IP of the site")
    private String gslbSitePublicIp;

    @Parameter(name = ApiConstants.GSLB_PROVIDER_PRIVATE_IP, type = CommandType.STRING, required = false, description = "public IP of the site")
    private String gslbSitePrivateIp;

    @Parameter(name = ApiConstants.EXCLUSIVE_GSLB_PROVIDER,
               type = CommandType.BOOLEAN,
               required = false,
               description = "true if NetScaler device being added is for providing GSLB service exclusively and can not be used for LB")
    private Boolean isExclusiveGslbProvider;

    /////////////////////////////////////////////////////
    /////////////////// Accessors ///////////////////////
    /////////////////////////////////////////////////////

    public Long getPhysicalNetworkId() {
        return physicalNetworkId;
    }

    public String getUrl() {
        return url;
    }

    public String getUsername() {
        return username;
    }

    public String getPassword() {
        return password;
    }

    public String getDeviceType() {
        return deviceType;
    }

    public boolean isGslbProvider() {
        if (isGslbProvider != null) {
            return isGslbProvider;
        } else {
            return false;
        }
    }

    public boolean isExclusiveGslbProvider() {
        if (isExclusiveGslbProvider != null) {
            return isExclusiveGslbProvider;
        } else {
            return false;
        }
    }

    public String getSitePublicIp() {
        return gslbSitePublicIp;
    }

    public String getSitePrivateIp() {
        return gslbSitePrivateIp;
    }

    /////////////////////////////////////////////////////
    /////////////// API Implementation///////////////////
    /////////////////////////////////////////////////////

    @Override
    public void execute() throws ResourceUnavailableException, InsufficientCapacityException, ServerApiException, ConcurrentOperationException,
        ResourceAllocationException {
        try {
            ExternalLoadBalancerDeviceVO lbDeviceVO = _netsclarLbService.addNetscalerLoadBalancer(this);
            if (lbDeviceVO != null) {
                NetscalerLoadBalancerResponse response = _netsclarLbService.createNetscalerLoadBalancerResponse(lbDeviceVO);
                response.setObjectName("netscalerloadbalancer");
                response.setResponseName(getCommandName());
                this.setResponseObject(response);
            } else {
                throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to add netscaler load balancer due to internal error.");
            }
        } catch (InvalidParameterValueException invalidParamExcp) {
            throw new ServerApiException(ApiErrorCode.PARAM_ERROR, invalidParamExcp.getMessage());
        } catch (CloudRuntimeException runtimeExcp) {
            throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, runtimeExcp.getMessage());
        }
    }

    @Override
    public String getEventDescription() {
        return "Adding a netscaler load balancer device";
    }

    @Override
    public String getEventType() {
        return EventTypes.EVENT_EXTERNAL_LB_DEVICE_ADD;
    }

    @Override
    public String getCommandName() {
        return s_name;
    }

    @Override
    public long getEntityOwnerId() {
        return CallContext.current().getCallingAccount().getId();
    }
}