CA-339685: Corrected calculation of completion percentage and added checks for division by zero.

Also, some simplifications and removal of unused variables and fields.

Signed-off-by: Konstantina Chremmou <konstantina.chremmou@citrix.com>
This commit is contained in:
Konstantina Chremmou 2020-05-20 03:13:17 +01:00
parent 64aa4e730b
commit 4f4217a2b1

View File

@ -31,12 +31,12 @@
using System;
using System.Collections.Generic;
using System.Threading;
using System.Net;
using XenAPI;
using XenAdmin.Core;
using XenAdmin.Network;
namespace XenAdmin.Actions
{
public class DestroyBondAction : AsyncAction
@ -53,11 +53,6 @@ namespace XenAdmin.Actions
/// </summary>
private readonly List<PIF> Masters = new List<PIF>();
/// <summary>
/// Masters that held secondary management interfaces. These are discovered when bringing masters down.
/// </summary>
private readonly List<PIF> Secondaries = new List<PIF>();
/// <summary>
/// All slaves under each bond in Bonds. These will be plugged at the end, in order to
/// get metrics like the carrier flag, if they haven't already been brought up as a
@ -70,11 +65,6 @@ namespace XenAdmin.Actions
/// </summary>
private readonly Dictionary<PIF, PIF> FirstSlaves = new Dictionary<PIF, PIF>();
/// <summary>
/// A dictionary of copies of the equivalent entries in FirstSlaves, but with the IP details that we're carrying across.
/// </summary>
private readonly Dictionary<PIF, PIF> NewFirstSlaves = new Dictionary<PIF, PIF>();
/// <summary>
/// The network that we're either going to destroy or rename.
/// </summary>
@ -152,39 +142,51 @@ namespace XenAdmin.Actions
protected override void Run()
{
PercentComplete = 0;
Connection.ExpectDisruption = true;
List<VIF> unplugged_vifs = new List<VIF>();
string old_network_name = Network == null ? "" : Network.Name();
Exception e = null;
BestEffort(ref e, ReconfigureManagementInterfaces);
int incr = Masters.Count > 0 ? 50 / Masters.Count : 0;
if (e != null)
throw e;
try
{
foreach (PIF master in Masters)
{
NetworkingActionHelpers.MoveManagementInterfaceName(this, master, FirstSlaves[master]);
PercentComplete += incr;
}
}
catch (WebException we)
{
//ignore keep-alive failure since disruption is expected
if (we.Status != WebExceptionStatus.KeepAliveFailure)
throw;
}
PercentComplete = 50;
int inc = 40 / Bonds.Count;
Exception e = null;
int inc = Bonds.Count > 0 ? 40 / Bonds.Count : 0;
int lo = PercentComplete;
foreach (Bond bond in Bonds)
{
Bond bond1 = bond;
int lo1 = lo;
BestEffort(ref e, delegate() { RelatedTask = Bond.async_destroy(Session, bond1.opaque_ref);});
PollToCompletion(lo1, lo1 + inc);
lo += inc;
PollToCompletion(PercentComplete, PercentComplete + inc);
}
PercentComplete = 90;
if (Network != null)
{
string oldNetworkName = Network.Name();
// Destroy the old network
log.DebugFormat("Destroying network {0} ({1})...", old_network_name, Network.uuid);
log.DebugFormat("Destroying network {0} ({1})...", oldNetworkName, Network.uuid);
BestEffort(ref e, delegate()
{
XenAPI.Network.destroy(Session, Network.opaque_ref);
log.DebugFormat("Network {0} ({1}) destroyed.", old_network_name, Network.uuid);
log.DebugFormat("Network {0} ({1}) destroyed.", oldNetworkName, Network.uuid);
});
}
@ -194,18 +196,6 @@ namespace XenAdmin.Actions
Description = string.Format(Messages.ACTION_DESTROY_BOND_DONE, Name);
}
private void ReconfigureManagementInterfaces()
{
int progress = 0;
int inc = 50 / Masters.Count;
foreach (PIF master in Masters)
{
progress += inc;
NetworkingActionHelpers.MoveManagementInterfaceName(this, master, FirstSlaves[master]);
}
}
private void UnlockAll()
{
foreach (Bond bond in Bonds)