xenadmin/XenAdmin/Wizards/PatchingWizard/PlanActions/PatchPrechecksOnMultipleHostsAction.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 System.Collections.Generic;
using XenAdmin.Actions;
using XenAdmin.Core;
using XenAPI;
using System.Linq;
using System.IO;
using XenAdmin.Network;
using XenAdmin.Diagnostics.Checks;
namespace XenAdmin.Wizards.PatchingWizard.PlanActions
{
class PatchPrechecksOnMultipleHostsPlanAction : PlanActionWithSession
{
private readonly XenServerPatch patch;
private readonly List<PoolPatchMapping> mappings;
private List<Host> hosts = null;
public PatchPrechecksOnMultipleHostsPlanAction(IXenConnection connection, XenServerPatch patch, List<Host> hosts, List<PoolPatchMapping> mappings)
: base(connection, string.Format("Checking free space for uploading and installing {0}...", patch.Name))
{
this.patch = patch;
this.hosts = hosts;
this.mappings = mappings;
}
protected override void RunWithSession(ref Session session)
{
var mapping = mappings.Find(m => m.XenServerPatch == patch);
if (mapping != null && mapping.Pool_patch != null)
{
foreach (var host in hosts)
{
try
{
var check = new PatchPrecheckCheck(host, mapping.Pool_patch);
var problem = check.RunCheck();
if (problem != null)
{
throw new Exception(problem.Title);
}
}
catch (Exception ex)
{
log.Error(string.Format("Precheck failed on host {0}", host.Name), ex);
throw ex;
}
}
}
}
}
}