xenadmin/XenAdmin/Wizards/PatchingWizard/PlanActions/PatchPrechecksOnMultipleHostsAction.cs
2018-06-05 22:26:16 +01:00

92 lines
3.6 KiB
C#

/* 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
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* 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
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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using System;
using System.Collections.Generic;
using XenAdmin.Core;
using XenAPI;
using XenAdmin.Network;
using XenAdmin.Diagnostics.Checks;
namespace XenAdmin.Wizards.PatchingWizard.PlanActions
{
class PatchPrecheckOnHostPlanAction : PlanActionWithSession
{
private readonly XenServerPatch patch;
private readonly List<PoolPatchMapping> mappings;
private readonly Host host;
public PatchPrecheckOnHostPlanAction(IXenConnection connection, XenServerPatch patch, Host host, List<PoolPatchMapping> mappings)
: base(connection, string.Format(Messages.UPDATES_WIZARD_RUNNING_PRECHECK, patch.Name, connection.Name))
{
this.patch = patch;
this.host = host;
this.mappings = mappings;
}
protected override void RunWithSession(ref Session session)
{
var master = Helpers.GetMaster(Connection);
var mapping = mappings.Find(m => m.XenServerPatch.Equals(patch) && m.MasterHost != null && master != null && m.MasterHost.uuid == master.uuid);
if (mapping != null && (mapping.Pool_patch != null || mapping.Pool_update != null))
{
if (Cancelling)
throw new CancelledException();
try
{
PatchPrecheckCheck check = mapping.Pool_patch == null
? new PatchPrecheckCheck(host, mapping.Pool_update)
: new PatchPrecheckCheck(host, mapping.Pool_patch);
var problems = check.RunAllChecks();
Diagnostics.Problems.Problem problem = null;
if (problems != null && problems.Count > 0)
problem = problems[0];
if (problem != null)
throw new Exception(string.Format("{0}: {1}. {2}", host, problem.Title, problem.Description));
}
catch (Exception ex)
{
log.Error(string.Format("Precheck failed on host {0}", host.Name()), ex);
throw;
}
}
}
}
}