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xenadmin/XenAdmin/Diagnostics/Checks/RebootPendingOnMasterCheck.cs
Gabor Apati-Nagy b795938b66 CA-267330: [Update Wizard Improvements] The Update wizard: block the installation of an update on slaves if a reboot or a toolstack restart is pending on master
Moved some code that is only needed for pre-Ely hosts

Signed-off-by: Gabor Apati-Nagy <gabor.apati-nagy@citrix.com>
2017-10-18 09:36:35 +01:00

131 lines
5.5 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
* 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
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using System.Collections.Generic;
using System.Linq;
using XenAdmin.Core;
using XenAdmin.Diagnostics.Hotfixing;
using XenAdmin.Diagnostics.Problems;
using XenAdmin.Diagnostics.Problems.HostProblem;
using XenAdmin.Diagnostics.Problems.PoolProblem;
using XenAPI;
namespace XenAdmin.Diagnostics.Checks
{
class RestartHostOrToolstackPendingOnMasterCheck : Check
{
public string UpdateUuid { get; private set; }
private readonly Pool pool;
public RestartHostOrToolstackPendingOnMasterCheck(Pool pool, string updateUuid)
: base(Helpers.GetMaster(pool.Connection))
{
this.pool = pool;
this.UpdateUuid = updateUuid;
}
protected override Problem RunCheck()
{
if (!Host.IsLive())
return new HostNotLiveWarning(this, Host);
var elyOrGreater = Helpers.ElyOrGreater(Host);
double bootTime = Host.BootTime();
double agentStart = Host.AgentStartTime();
//check reboot
if (elyOrGreater)
{
foreach (var updateRef in Host.updates_requiring_reboot)
{
var update = Host.Connection.Resolve(updateRef);
if (string.IsNullOrEmpty(UpdateUuid) || //automated mode, any update
string.Equals(update.uuid, UpdateUuid, System.StringComparison.InvariantCultureIgnoreCase)) //normal mode the given update
{
return new MasterIsPendingRestartHostProblem(this, pool);
}
}
}
else
{
if (bootTime == 0.0 || agentStart == 0.0)
return null; //fine
var hostRestartRequiredPatches = Host.AppliedPatches().Where(p => p.after_apply_guidance.Contains(after_apply_guidance.restartHost) && ((double)Util.ToUnixTime(p.AppliedOn(Host)) > agentStart));
foreach (Pool_patch patch in hostRestartRequiredPatches)
{
if (string.IsNullOrEmpty(UpdateUuid) //automated mode, any update
|| string.Equals(patch.uuid, UpdateUuid, System.StringComparison.InvariantCultureIgnoreCase)) //normal mode the given update
{
return new MasterIsPendingRestartHostProblem(this, pool);
}
}
}
//check toolstack restart
var toolstackRestartRequiredPatches = Host.AppliedPatches().Where(p => p.after_apply_guidance.Contains(after_apply_guidance.restartXAPI) && ((double)Util.ToUnixTime(p.AppliedOn(Host)) > agentStart));
foreach (Pool_patch patch in toolstackRestartRequiredPatches)
{
if (string.IsNullOrEmpty(UpdateUuid)) //automated mode
{
return new MasterIsPendingRestartToolstackProblem(this, pool);
}
if (!elyOrGreater) //normal mode pre-Ely
{
if (bootTime == 0.0 || agentStart == 0.0)
return null; //fine
if (string.Equals(patch.uuid, UpdateUuid, System.StringComparison.InvariantCultureIgnoreCase))
return new MasterIsPendingRestartToolstackProblem(this, pool);
}
else //normal mode Ely+
{
var poolUpdate = Host.Connection.Resolve(patch.pool_update);
if (poolUpdate != null && string.Equals(UpdateUuid, poolUpdate.uuid, System.StringComparison.InvariantCultureIgnoreCase))
{
return new MasterIsPendingRestartToolstackProblem(this, pool);
}
}
}
return null;
}
public override string Description
{
get { return Messages.PENDING_RESTART_CHECK; }
}
}
}