xenadmin/XenAdmin/Wizards/RollingUpgradeWizard/PlanActions/UpgradeManualHostPlanAction.cs
Mihaela Stoica bd36a85bff CP-4816: Initial commit to git repo
Signed-off-by: Mihaela Stoica <mihaela.stoica@citrix.com>
2013-06-24 12:41:48 +01:00

114 lines
4.2 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
* 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 XenAPI;
using System;
using System.Timers;
using Timer = System.Timers.Timer;
namespace XenAdmin.Wizards.PatchingWizard.PlanActions
{
public class UpgradeManualHostPlanAction : RebootPlanAction
{
private readonly Host _host;
public Timer timer = new Timer();
public UpgradeManualHostPlanAction(Host host)
: base(host.Connection, new XenRef<Host>(host.opaque_ref), string.Format(Messages.UPGRADING_SERVER, host))
{
base.TitlePlan = Messages.UPGRADING;
_host = host;
timer.Interval = 20 * 60000;
timer.AutoReset = true;
timer.Elapsed += new ElapsedEventHandler(timer_Elapsed);
}
protected override PlanActionStatusChangedEventArgs StatusChangedEventArg
{
get { return new PlanActionStatusChangedEventArgs(_host); }
}
public new Host Host { get { return TryResolveWithTimeout(base.Host); } }
void timer_Elapsed(object sender, ElapsedEventArgs e)
{
if (rebooting && Timeout != null)
{
Timeout(this, null);
}
}
public event EventHandler Timeout;
private bool rebooting = false;
protected override void RunWithSession(ref Session session)
{
try
{
Status = Messages.PLAN_ACTION_STATUS_DISABLING_HOST_SERVER;
log.DebugFormat("Disabling host {0}", Host.Name);
if (Host.enabled)
XenAPI.Host.disable(session, Host.opaque_ref);
timer.Start();
rebooting = true;
log.DebugFormat("Upgrading host {0}", Host.Name);
Status = Messages.PLAN_ACTION_STATUS_INSTALLING_XENSERVER;
base.WaitForReboot(ref session, delegate(Session _session)
{
XenAPI.Host.async_reboot(_session, Host.opaque_ref);
});
Status = Messages.PLAN_ACTION_STATUS_RECONNECTING_STORAGE;
foreach (var host in _host.Connection.Cache.Hosts)
host.CheckAndPlugPBDs(); // Wait for PBDs to become plugged on all hosts
rebooting = false;
Status = Messages.PLAN_ACTION_STATUS_HOST_UPGRADED;
log.DebugFormat("Upgraded host {0}",Host.Name);
}
finally
{
_host.Connection.ExpectDisruption = false;
timer.Stop();
}
}
internal void RunExternal(Session session)
{
RunWithSession(ref session);
}
}
}