xenadmin/XenModel/Actions/Pool/SyncDatabaseAction.cs

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/* Copyright (c) Citrix Systems, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
using System;
using XenAdmin.Core;
using XenAPI;
namespace XenAdmin.Actions
{
/// <summary>
/// Assumes that the sync is being done to commit changed HA settings.
/// </summary>
class SyncDatabaseAction : PureAsyncAction
{
/// <summary>
///
/// </summary>
/// <param name="pool">May not be null.</param>
internal SyncDatabaseAction(Pool pool)
: base(pool.Connection, Messages.SYNCING_DATABASE)
{
this.Pool = pool;
}
protected override void Run()
{
RelatedTask = XenAPI.Pool.async_sync_database(this.Session);
try
{
this.PollToCompletion();
}
catch (Failure f)
{
if (f.ErrorDescription.Count > 0 && f.ErrorDescription[0] == Failure.HOST_OFFLINE)
{
throw new Exception(String.Format(Messages.HA_SAVE_SETTINGS_FAILED_DEAD_HOSTS, Helpers.GetName(Pool)));
}
else
{
throw;
}
}
this.Description = Messages.COMPLETED;
}
}
}