xenadmin/XenModel/Actions/Network/CreateSriovAction.cs
Jisheng Xing b85c6d9f60 CA-289618: Clear the created network after enabling SR-IOV failed
Signed-off-by: Jisheng Xing <jisheng.xing@citrix.com>
2018-06-04 12:06:40 +01:00

126 lines
4.1 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,
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* 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;
using System.Collections.Generic;
using XenAdmin.Core;
using XenAdmin.Network;
using XenAPI;
namespace XenAdmin.Actions
{
public class CreateSriovAction : PureAsyncAction
{
private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
XenAPI.Network newNetwork;
private List<PIF> selectedPifs;
public CreateSriovAction(IXenConnection connection, XenAPI.Network newNetwork, List<XenAPI.PIF> pifs)
: base(connection,
string.Format(Messages.NETWORK_ACTION_CREATING_NETWORK_TITLE, newNetwork.Name(), Helpers.GetName(connection)))
{
this.newNetwork = newNetwork;
this.selectedPifs = pifs;
}
protected override void Run()
{
PIF pifOnMaster =null;
if (selectedPifs.Count == 0)
return;
foreach (PIF thePif in selectedPifs)
{
Host host = thePif.Connection.Resolve<XenAPI.Host>(thePif.host);
if (host == null)
continue;
if (host.IsMaster())
{
pifOnMaster = thePif;
break;
}
}
Connection.ExpectDisruption = true;
//Enable SR-IOV network on Pool requires enabling master first.
if (pifOnMaster != null)
{
selectedPifs.Remove(pifOnMaster);
selectedPifs.Insert(0, pifOnMaster);
}
int inc = 100 / selectedPifs.Count;
int lo = 0;
// Create the new network
XenRef<XenAPI.Network> networkRef = XenAPI.Network.create(Session, newNetwork);
try
{
foreach (PIF thePif in selectedPifs)
{
RelatedTask = Network_sriov.async_create(Session, thePif.opaque_ref, networkRef);
PollToCompletion(lo, lo + inc);
lo += inc;
}
}
catch(Exception)
{
if(lo == 0)
DestroyNetwork(networkRef);
throw;
}
}
protected override void Clean()
{
Connection.ExpectDisruption = false;
}
private void DestroyNetwork(string network)
{
try
{
XenAPI.Network.destroy(Session, network);
}
catch (Exception exn)
{
log.Warn(exn, exn);
}
}
}
}