xenadmin/XenAdmin/Wizards/NewSRWizard.cs
2015-08-26 17:41:59 +01:00

873 lines
40 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
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Windows.Forms;
using XenAdmin.Actions;
using XenAdmin.Core;
using XenAdmin.Network;
using XenAdmin.Wizards.GenericPages;
using XenAPI;
using XenAdmin.Dialogs;
using XenAdmin.Wizards.NewSRWizard_Pages;
using XenAdmin.Wizards.NewSRWizard_Pages.Frontends;
using XenAdmin.Controls;
using System.Drawing;
using XenAdmin.Actions.DR;
namespace XenAdmin.Wizards
{
public partial class NewSRWizard : XenWizardBase
{
#region Wizard pages
private readonly NewSrWizardNamePage xenTabPageSrName;
private readonly CIFS_ISO xenTabPageCifsIso;
private readonly CifsFrontend xenTabPageCifs;
private readonly CSLG xenTabPageCslg;
private readonly VHDoNFS xenTabPageVhdoNFS;
private readonly NFS_ISO xenTabPageNfsIso;
private readonly NetApp xenTabPageNetApp;
private readonly EqualLogic xentabPageEqualLogic;
private readonly LVMoISCSI xenTabPageLvmoIscsi;
private readonly LVMoHBA xenTabPageLvmoHba;
private readonly LVMoFCoE xenTabPageLvmoFcoe;
private readonly LVMoHBASummary xenTabPageLvmoHbaSummary;
private readonly CslgSettings xenTabPageCslgSettings;
private readonly CslgLocation xenTabPageCslgLocation;
private readonly FilerDetails xenTabPageFilerDetails;
private readonly ChooseSrTypePage xenTabPageChooseSrType;
private readonly RBACWarningPage xenTabPageRbacWarning;
private readonly StorageProvisioning xenTabPageStorageProvisioningMethod;
#endregion
/// <summary>
/// The final action for this wizard is handled in this class, but the front end pages sometimes need to know when it's done so they
/// allow the user to leave them.
/// </summary>
public AsyncAction FinalAction;
private readonly string m_text;
// For SR Reconfiguration
private readonly SR _srToReattach;
private SrWizardType m_srWizardType;
private readonly bool _rbac;
public NewSRWizard(IXenConnection connection)
: this(connection, null, null)
{
}
public NewSRWizard(IXenConnection connection, SR srToReattach)
: this(connection, srToReattach, null)
{
}
public NewSRWizard(IXenConnection connection, SR srToReattach, IStorageLinkObject storageLinkObject)
: this(connection, srToReattach, storageLinkObject, false)
{
}
internal NewSRWizard(IXenConnection connection, SR srToReattach, IStorageLinkObject storageLinkObject, bool disasterRecoveryTask)
: base(connection)
{
InitializeComponent();
xenTabPageSrName = new NewSrWizardNamePage();
xenTabPageCifsIso = new CIFS_ISO();
xenTabPageCifs = new CifsFrontend();
xenTabPageCslg = new CSLG();
xenTabPageVhdoNFS = new VHDoNFS();
xenTabPageNfsIso = new NFS_ISO();
xenTabPageNetApp = new NetApp();
xentabPageEqualLogic = new EqualLogic();
xenTabPageLvmoIscsi = new LVMoISCSI();
xenTabPageLvmoHba = new LVMoHBA();
xenTabPageLvmoFcoe = new LVMoFCoE();
xenTabPageLvmoHbaSummary = new LVMoHBASummary();
xenTabPageCslgSettings = new CslgSettings();
xenTabPageCslgLocation = new CslgLocation();
xenTabPageFilerDetails = new FilerDetails();
xenTabPageChooseSrType = new ChooseSrTypePage();
xenTabPageRbacWarning = new RBACWarningPage((srToReattach == null && !disasterRecoveryTask)
? Messages.RBAC_WARNING_PAGE_DESCRIPTION_SR_CREATE
: Messages.RBAC_WARNING_PAGE_DESCRIPTION_SR_ATTACH);
xenTabPageStorageProvisioningMethod = new StorageProvisioning();
if (connection == null)
Util.ThrowIfParameterNull(storageLinkObject, "storageLinkObject");
if (storageLinkObject == null)
Util.ThrowIfParameterNull(connection, "connection");
if (storageLinkObject != null && connection != null)
throw new ArgumentException("connection must be null when passing in a storageLinkObject", "connection");
//do not use virtual members in constructor
var format = (srToReattach == null && !disasterRecoveryTask)
? Messages.NEWSR_TEXT
: Messages.NEWSR_TEXT_ATTACH;
m_text = string.Format(format, xenConnection == null ? storageLinkObject.ToString() : Helpers.GetName(xenConnection));
_srToReattach = srToReattach;
xenTabPageChooseSrType.SrToReattach = srToReattach;
xenTabPageChooseSrType.DisasterRecoveryTask = disasterRecoveryTask;
xenTabPageCslg.SetStorageLinkObject(storageLinkObject);
// Order the tab pages
AddPage(xenTabPageChooseSrType);
AddPage(xenTabPageSrName);
AddPage(new XenTabPage {Text = Messages.NEWSR_LOCATION});
// RBAC warning page
_rbac = (xenConnection != null && !xenConnection.Session.IsLocalSuperuser) &&
Helpers.GetMaster(xenConnection).external_auth_type != Auth.AUTH_TYPE_NONE;
if (_rbac)
{
// if reattaching, add "Permission checks" page after "Name" page, otherwise as first page (Ref. CA-61525)
if (_srToReattach != null)
AddAfterPage(xenTabPageSrName, xenTabPageRbacWarning);
else
AddPage(xenTabPageRbacWarning, 0);
ConfigureRbacPage(disasterRecoveryTask);
}
}
private void ConfigureRbacPage(bool disasterRecoveryTask)
{
if (!_rbac)
return;
xenTabPageRbacWarning.Connection = xenConnection;
xenTabPageRbacWarning.ClearPermissionChecks();
var warningMessage = (_srToReattach == null && !disasterRecoveryTask)
? Messages.RBAC_WARNING_SR_WIZARD_CREATE
: Messages.RBAC_WARNING_SR_WIZARD_ATTACH;
RBACWarningPage.WizardPermissionCheck check =
new RBACWarningPage.WizardPermissionCheck(warningMessage) { Blocking = true };
check.AddApiCheckRange(new RbacMethodList("SR.probe"));
if (_srToReattach == null)
{
// create
check.AddApiCheckRange(SrCreateAction.StaticRBACDependencies);
}
else if (disasterRecoveryTask && SR.SupportsDatabaseReplication(xenConnection, _srToReattach))
{
// "Attach SR needed for DR" case
check.AddApiCheckRange(DrTaskCreateAction.StaticRBACDependencies);
}
else
{
// reattach
check.AddApiCheckRange(SrReattachAction.StaticRBACDependencies);
}
xenTabPageRbacWarning.AddPermissionChecks(xenConnection, check);
}
private bool SetFCDevicesOnLVMoHBAPage(LVMoHBA page)
{
List<FibreChannelDevice> devices;
var success = page.FiberChannelScan(this, xenConnection, out devices);
page.FCDevices = devices;
return success;
}
private bool CanShowLVMoHBASummaryPage(List<LvmOhbaSrDescriptor> SrDescriptors)
{
string description = m_srWizardType.Description;
string name = m_srWizardType.SrName;
List<string> names = xenConnection.Cache.SRs.Select(sr => sr.Name).ToList();
m_srWizardType.SrDescriptors.Clear();
foreach (var lvmOhbaSrDescriptor in SrDescriptors)
{
lvmOhbaSrDescriptor.Name = name;
if (!string.IsNullOrEmpty(description))
lvmOhbaSrDescriptor.Description = description;
m_srWizardType.SrDescriptors.Add(lvmOhbaSrDescriptor);
names.Add(name);
name = SrWizardHelpers.DefaultSRName(m_srWizardType is SrWizardType_LvmoHba
? Messages.NEWSR_HBA_DEFAULT_NAME
: Messages.NEWSR_FCOE_DEFAULT_NAME, names);
}
xenTabPageLvmoHbaSummary.SuccessfullyCreatedSRs.Clear();
xenTabPageLvmoHbaSummary.FailedToCreateSRs.Clear();
bool closeWizard;
RunFinalAction(out closeWizard);
return closeWizard;
}
protected override bool RunNextPagePrecheck(XenTabPage senderPage)
{
// if reattaching and RBAC warning page is visible, then we run the prechecks when leaving the RBAC warning page
// otherwise, when leaving xenTabPageSrName (Ref. CA-61525)
bool runPrechecks = _srToReattach != null && _rbac
? senderPage == xenTabPageRbacWarning
: senderPage == xenTabPageSrName;
if (runPrechecks)
{
if (m_srWizardType is SrWizardType_Fcoe)
{
return SetFCDevicesOnLVMoHBAPage(xenTabPageLvmoFcoe);
}
if (m_srWizardType is SrWizardType_LvmoHba)
{
return SetFCDevicesOnLVMoHBAPage(xenTabPageLvmoHba);
}
if (m_srWizardType is SrWizardType_Cslg || m_srWizardType is SrWizardType_NetApp || m_srWizardType is SrWizardType_EqualLogic)
{
xenTabPageCslg.SrWizardType = m_srWizardType;
return xenTabPageCslg.PerformStorageSystemScan();
}
}
if (senderPage == xenTabPageLvmoFcoe)
{
return CanShowLVMoHBASummaryPage(xenTabPageLvmoFcoe.SrDescriptors);
}
if (m_srWizardType is SrWizardType_LvmoHba)
{
if (!Helpers.DundeeOrGreater(xenConnection) && senderPage == xenTabPageLvmoHba)
{
return CanShowLVMoHBASummaryPage(xenTabPageLvmoHba.SrDescriptors);
}
else if (senderPage == xenTabPageStorageProvisioningMethod
//if there is no sr to be created (all will be reattached)
|| senderPage == xenTabPageLvmoHba && xenTabPageLvmoHba.SrDescriptors.All(srDescriptor => !string.IsNullOrEmpty(srDescriptor.UUID)))
{
//setting SM Config to the SRs being created (UUID == empty)
if (xenTabPageStorageProvisioningMethod.SMConfig.Count > 0)
{
xenTabPageLvmoHba.SrDescriptors
.Where(desc => string.IsNullOrEmpty(desc.UUID)).ToList()
.ForEach(desc => desc.SMConfig = xenTabPageStorageProvisioningMethod.SMConfig);
}
return CanShowLVMoHBASummaryPage(xenTabPageLvmoHba.SrDescriptors);
}
}
return base.RunNextPagePrecheck(senderPage);
}
protected override void UpdateWizardContent(XenTabPage senderPage)
{
var senderPagetype = senderPage.GetType();
if (senderPagetype == typeof(ChooseSrTypePage))
{
#region
RemovePagesFrom(_rbac ? 3 : 2);
m_srWizardType = xenTabPageChooseSrType.SrWizardType;
if (m_srWizardType is SrWizardType_VhdoNfs)
AddPage(xenTabPageVhdoNFS);
else if (m_srWizardType is SrWizardType_LvmoIscsi)
{
AddPage(xenTabPageLvmoIscsi);
if (Helpers.DundeeOrGreater(xenConnection))
AddPage(xenTabPageStorageProvisioningMethod);
}
else if (m_srWizardType is SrWizardType_LvmoHba)
{
AddPage(xenTabPageLvmoHba);
if (Helpers.DundeeOrGreater(xenConnection))
AddPage(xenTabPageStorageProvisioningMethod);
AddPage(xenTabPageLvmoHbaSummary);
}
else if (m_srWizardType is SrWizardType_Fcoe)
{
AddPage(xenTabPageLvmoFcoe);
AddPage(xenTabPageLvmoHbaSummary);
}
else if (m_srWizardType is SrWizardType_Cslg)
{
AddPage(xenTabPageCslg);
if (Helpers.BostonOrGreater(xenConnection))
AddPages(xenTabPageCslgLocation, xenTabPageCslgSettings);
else
AddPages(new XenTabPage { Text = "" });
}
else if (m_srWizardType is SrWizardType_NetApp || m_srWizardType is SrWizardType_EqualLogic)
{
AddPages(xenTabPageCslg, xenTabPageFilerDetails);
if (m_srWizardType is SrWizardType_NetApp)
{
xenTabPageFilerDetails.IsNetApp = true;
AddPage(xenTabPageNetApp);
}
else if (m_srWizardType is SrWizardType_EqualLogic)
{
xenTabPageFilerDetails.IsNetApp = false;
AddPage(xentabPageEqualLogic);
}
}
else if (m_srWizardType is SrWizardType_CifsIso)
AddPage(xenTabPageCifsIso);
else if (m_srWizardType is SrWizardType_Cifs)
AddPage(xenTabPageCifs);
else if (m_srWizardType is SrWizardType_NfsIso)
AddPage(xenTabPageNfsIso);
xenTabPageSrName.SrWizardType = m_srWizardType;
xenTabPageSrName.MatchingFrontends = xenTabPageChooseSrType.MatchingFrontends;
NotifyNextPagesOfChange(xenTabPageSrName);
#endregion
}
else if (senderPagetype == typeof(NewSrWizardNamePage))
{
#region
m_srWizardType.SrName = xenTabPageSrName.SrName;
m_srWizardType.Description = xenTabPageSrName.SrDescription;
m_srWizardType.AutoDescriptionRequired = xenTabPageSrName.AutoDescriptionRequired;
if (m_srWizardType is SrWizardType_VhdoNfs)
xenTabPageVhdoNFS.SrWizardType = m_srWizardType;
else if (m_srWizardType is SrWizardType_LvmoIscsi)
xenTabPageLvmoIscsi.SrWizardType = m_srWizardType;
else if (m_srWizardType is SrWizardType_LvmoHba)
xenTabPageLvmoHba.SrWizardType = m_srWizardType;
else if (m_srWizardType is SrWizardType_Cslg || m_srWizardType is SrWizardType_NetApp || m_srWizardType is SrWizardType_EqualLogic)
xenTabPageCslg.SrWizardType = m_srWizardType;
else if (m_srWizardType is SrWizardType_CifsIso)
xenTabPageCifsIso.SrWizardType = m_srWizardType;
else if (m_srWizardType is SrWizardType_NfsIso)
xenTabPageNfsIso.SrWizardType = m_srWizardType;
else if (m_srWizardType is SrWizardType_Cifs)
xenTabPageCifs.SrWizardType = m_srWizardType;
else if (m_srWizardType is SrWizardType_Fcoe)
xenTabPageLvmoFcoe.SrWizardType = m_srWizardType;
#endregion
}
else if (senderPagetype == typeof(CIFS_ISO))
{
m_srWizardType.DeviceConfig = xenTabPageCifsIso.DeviceConfig;
SetCustomDescription(m_srWizardType, xenTabPageCifsIso.SrDescription);
}
else if (senderPagetype == typeof(CifsFrontend))
{
m_srWizardType.DeviceConfig = xenTabPageCifs.DeviceConfig;
SetCustomDescription(m_srWizardType, xenTabPageCifs.SrDescription);
}
else if (senderPagetype == typeof(LVMoISCSI))
{
xenTabPageStorageProvisioningMethod.SRSize = xenTabPageLvmoIscsi.SRSize;
m_srWizardType.UUID = xenTabPageLvmoIscsi.UUID;
m_srWizardType.DeviceConfig = xenTabPageLvmoIscsi.DeviceConfig;
SetCustomDescription(m_srWizardType, xenTabPageLvmoIscsi.SrDescription);
if (m_srWizardType.UUID != null) //already existing SR
{
xenTabPageStorageProvisioningMethod.SetControlsUsingExistingSMConfig(m_srWizardType.SMConfig);
xenTabPageStorageProvisioningMethod.DisableControls();
}
else
{
xenTabPageStorageProvisioningMethod.ResetControls();
}
}
else if (senderPagetype == typeof(NFS_ISO))
{
m_srWizardType.DeviceConfig = xenTabPageNfsIso.DeviceConfig;
SetCustomDescription(m_srWizardType, xenTabPageNfsIso.SrDescription);
}
else if (senderPagetype == typeof(VHDoNFS))
{
m_srWizardType.UUID = xenTabPageVhdoNFS.UUID;
m_srWizardType.DeviceConfig = xenTabPageVhdoNFS.DeviceConfig;
SetCustomDescription(m_srWizardType, xenTabPageVhdoNFS.SrDescription);
}
else if (senderPagetype == typeof(CSLG))
{
#region
if (Helpers.BostonOrGreater(xenConnection))
{
xenTabPageCslgLocation.SelectedStorageAdapter = xenTabPageCslg.SelectedStorageAdapter;
xenTabPageCslgSettings.SelectedStorageAdapter = xenTabPageCslg.SelectedStorageAdapter;
NotifyNextPagesOfChange(xenTabPageCslgLocation, xenTabPageCslgSettings);
}
else
{
RemovePagesFrom(_rbac ? 4 : 3);
if (xenTabPageCslg.SelectedStorageSystem != null)
{
AddPages(xenTabPageCslgSettings);
xenTabPageCslgSettings.SystemStorage = xenTabPageCslg.SelectedStorageSystem;
xenTabPageCslgSettings.StoragePools = xenTabPageCslg.StoragePools;
NotifyNextPagesOfChange(xenTabPageCslgLocation);
}
else if (xenTabPageCslg.NetAppSelected || xenTabPageCslg.DellSelected)
{
AddPage(xenTabPageFilerDetails);
NotifyNextPagesOfChange(xenTabPageFilerDetails);
if (xenTabPageCslg.NetAppSelected)
{
if (m_srWizardType is SrWizardType_Cslg)
{
m_srWizardType = ((SrWizardType_Cslg)m_srWizardType).ToNetApp();
xenTabPageCslg.SrWizardType = m_srWizardType;
}
xenTabPageFilerDetails.IsNetApp = true;
AddPage(xenTabPageNetApp);
}
else if (xenTabPageCslg.DellSelected)
{
if (m_srWizardType is SrWizardType_Cslg)
{
m_srWizardType = ((SrWizardType_Cslg)m_srWizardType).ToEqualLogic();
xenTabPageCslg.SrWizardType = m_srWizardType;
}
xenTabPageFilerDetails.IsNetApp = false;
AddPage(xentabPageEqualLogic);
}
}
}
foreach (var entry in xenTabPageCslg.DeviceConfigParts)
m_srWizardType.DeviceConfig[entry.Key] = entry.Value;
#endregion
}
else if (senderPagetype == typeof(CslgLocation))
{
xenTabPageCslgSettings.StorageLinkCredentials = xenTabPageCslgLocation.StorageLinkCredentials;
xenTabPageCslgSettings.SystemStorage = xenTabPageCslgLocation.SystemStorage;
xenTabPageCslgSettings.StoragePools = xenTabPageCslgLocation.StoragePools;
foreach (var entry in xenTabPageCslgLocation.DeviceConfigParts)
m_srWizardType.DeviceConfig[entry.Key] = entry.Value;
NotifyNextPagesOfChange(xenTabPageCslgSettings);
}
else if (senderPagetype == typeof(CslgSettings))
{
foreach (var entry in xenTabPageCslgSettings.DeviceConfigParts)
m_srWizardType.DeviceConfig[entry.Key] = entry.Value;
SetCustomDescription(m_srWizardType, xenTabPageCslgSettings.SrDescription);
}
else if (senderPagetype == typeof(FilerDetails))
{
#region
foreach (var entry in xenTabPageFilerDetails.DeviceConfigParts)
m_srWizardType.DeviceConfig[entry.Key] = entry.Value;
if (xenTabPageFilerDetails.IsNetApp)
{
xenTabPageNetApp.SrScanAction = xenTabPageFilerDetails.SrScanAction;
xenTabPageNetApp.SrWizardType = m_srWizardType;
NotifyNextPagesOfChange(xenTabPageNetApp);
}
else
{
xentabPageEqualLogic.SrScanAction = xenTabPageFilerDetails.SrScanAction;
xentabPageEqualLogic.SrWizardType = m_srWizardType;
NotifyNextPagesOfChange(xentabPageEqualLogic);
}
#endregion
}
else if (senderPagetype == typeof(NetApp))
{
m_srWizardType.UUID = xenTabPageNetApp.UUID;
foreach (var entry in xenTabPageNetApp.DeviceConfigParts)
m_srWizardType.DeviceConfig[entry.Key] = entry.Value;
SetCustomDescription(m_srWizardType, xenTabPageNetApp.SrDescription);
}
else if (senderPagetype == typeof(EqualLogic))
{
m_srWizardType.UUID = xentabPageEqualLogic.UUID;
foreach (var entry in xentabPageEqualLogic.DeviceConfigParts)
m_srWizardType.DeviceConfig[entry.Key] = entry.Value;
SetCustomDescription(m_srWizardType, xentabPageEqualLogic.SrDescription);
}
else if (senderPagetype == typeof(LVMoHBA))
{
xenTabPageStorageProvisioningMethod.SRSize = xenTabPageLvmoHba.SRSize;
bool creatingNew = m_srWizardType.SrDescriptors.Any(srDescriptor => string.IsNullOrEmpty(srDescriptor.UUID));
if (!creatingNew)
{
DisablePage(xenTabPageStorageProvisioningMethod, true);
xenTabPageStorageProvisioningMethod.ResetControls();
}
}
else if (senderPagetype == typeof(StorageProvisioning))
{
m_srWizardType.SMConfig = xenTabPageStorageProvisioningMethod.SMConfig;
}
}
private static void SetCustomDescription(SrWizardType srwizardtype, string description)
{
if (srwizardtype.Description == null)
srwizardtype.Description = description;
}
protected override void FinishWizard()
{
if (m_srWizardType is SrWizardType_LvmoHba || m_srWizardType is SrWizardType_Fcoe)
{
base.FinishWizard();
return;
}
bool closeWizard;
RunFinalAction(out closeWizard);
if (closeWizard)
base.FinishWizard();
}
private void RunFinalAction(out bool closeWizard)
{
FinalAction = null;
closeWizard = false;
// Override the WizardBase: try running the SR create/attach. If it succeeds, close the wizard.
// Otherwise show the error and allow the user to adjust the settings and try again.
Pool pool = Helpers.GetPoolOfOne(xenConnection);
if (pool == null)
{
log.Error("New SR Wizard: Pool has disappeared");
new ThreeButtonDialog(
new ThreeButtonDialog.Details(SystemIcons.Warning, string.Format(Messages.NEW_SR_CONNECTION_LOST, Helpers.GetName(xenConnection)), Messages.XENCENTER)).ShowDialog(this);
closeWizard = true;
return;
}
Host master = xenConnection.Resolve(pool.master);
if (master == null)
{
log.Error("New SR Wizard: Master has disappeared");
new ThreeButtonDialog(
new ThreeButtonDialog.Details(SystemIcons.Warning, string.Format(Messages.NEW_SR_CONNECTION_LOST, Helpers.GetName(xenConnection)), Messages.XENCENTER)).ShowDialog(this);
closeWizard = true;
return;
}
if (_srToReattach != null && _srToReattach.HasPBDs && _srToReattach.Connection == xenConnection)
{
// Error - cannot reattach attached SR
MessageBox.Show(this,
String.Format(Messages.STORAGE_IN_USE, _srToReattach.Name, Helpers.GetName(xenConnection)),
Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
FinishCanceled();
return;
}
// show warning prompt if required
if (!AskUserIfShouldContinue())
{
FinishCanceled();
return;
}
List<AsyncAction> actionList = GetActions(master, m_srWizardType.DisasterRecoveryTask);
if (actionList.Count == 1)
FinalAction = actionList[0];
else
FinalAction = new ParallelAction(xenConnection, Messages.NEW_SR_WIZARD_FINAL_ACTION_TITLE,
Messages.NEW_SR_WIZARD_FINAL_ACTION_START,
Messages.NEW_SR_WIZARD_FINAL_ACTION_END, actionList);
// if this is a Disaster Recovery Task, it could be either a "Find existing SRs" or an "Attach SR needed for DR" case
if (m_srWizardType.DisasterRecoveryTask)
{
closeWizard = true;
return;
}
ProgressBarStyle progressBarStyle = FinalAction is SrIntroduceAction ? ProgressBarStyle.Blocks : ProgressBarStyle.Marquee;
ActionProgressDialog dialog = new ActionProgressDialog(FinalAction, progressBarStyle) {ShowCancel = true};
if (m_srWizardType is SrWizardType_LvmoHba || m_srWizardType is SrWizardType_Fcoe)
{
ActionProgressDialog closureDialog = dialog;
// close dialog even when there's an error for HBA SR type as there will be the Summary page displayed.
FinalAction.Completed +=
s => Program.Invoke(Program.MainWindow, () =>
{
if (closureDialog != null)
closureDialog.Close();
});
}
dialog.ShowDialog(this);
if (m_srWizardType is SrWizardType_LvmoHba || m_srWizardType is SrWizardType_Fcoe)
{
foreach (var asyncAction in actionList)
{
AddActionToSummary(asyncAction);
}
}
if (!FinalAction.Succeeded && FinalAction is SrReattachAction && _srToReattach.HasPBDs)
{
// reattach failed. Ensure PBDs are now unplugged and destroyed.
dialog = new ActionProgressDialog(new SrAction(SrActionKind.UnplugAndDestroyPBDs, _srToReattach), progressBarStyle);
dialog.ShowCancel = false;
dialog.ShowDialog();
}
// If action failed and frontend wants to stay open, just return
if (!FinalAction.Succeeded)
{
DialogResult = DialogResult.None;
FinishCanceled();
if (m_srWizardType.AutoDescriptionRequired)
{
foreach (var srDescriptor in m_srWizardType.SrDescriptors)
{
srDescriptor.Description = null;
}
}
return;
}
// Close wizard
closeWizard = true;
}
private Dictionary<AsyncAction, SrDescriptor> actionSrDescriptorDict = new Dictionary<AsyncAction, SrDescriptor>();
void AddActionToSummary(AsyncAction action)
{
if (action == null)
return;
SrDescriptor srDescriptor;
actionSrDescriptorDict.TryGetValue(action, out srDescriptor);
if (srDescriptor == null)
return;
if (action.Succeeded)
xenTabPageLvmoHbaSummary.SuccessfullyCreatedSRs.Add(srDescriptor);
else
xenTabPageLvmoHbaSummary.FailedToCreateSRs.Add(srDescriptor);
}
private List<AsyncAction> GetActions(Host master, bool disasterRecoveryTask)
{
// Now we need to decide what to do.
// This will be one off create, introduce, reattach
List<AsyncAction> finalActions = new List<AsyncAction>();
actionSrDescriptorDict.Clear();
foreach (var srDescriptor in m_srWizardType.SrDescriptors)
{
if (String.IsNullOrEmpty(srDescriptor.UUID))
{
// Don't need to show any warning, as the only destructive creates
// are in iSCSI and HBA, where they show their own warning
finalActions.Add(new SrCreateAction(xenConnection, master,
srDescriptor.Name,
srDescriptor.Description,
m_srWizardType.Type,
m_srWizardType.ContentType,
!master.RestrictPoolAttachedStorage,
srDescriptor.DeviceConfig,
srDescriptor.SMConfig,
Program.StorageLinkConnections.GetCopy()));
}
else if (_srToReattach == null || _srToReattach.Connection != xenConnection)
{
// introduce
if (disasterRecoveryTask &&
(_srToReattach == null || SR.SupportsDatabaseReplication(xenConnection, _srToReattach)))
{
// "Find existing SRs" or "Attach SR needed for DR" cases
ScannedDeviceInfo deviceInfo = new ScannedDeviceInfo(m_srWizardType.Type,
srDescriptor.DeviceConfig,
srDescriptor.UUID);
finalActions.Add(new DrTaskCreateAction(xenConnection, deviceInfo));
}
else
finalActions.Add(new SrIntroduceAction(xenConnection,
srDescriptor.UUID,
srDescriptor.Name,
srDescriptor.Description,
m_srWizardType.Type,
m_srWizardType.ContentType,
!master.RestrictPoolAttachedStorage,
srDescriptor.DeviceConfig));
}
else
{
// Reattach
if (disasterRecoveryTask && SR.SupportsDatabaseReplication(xenConnection, _srToReattach))
{
// "Attach SR needed for DR" case
ScannedDeviceInfo deviceInfo = new ScannedDeviceInfo(_srToReattach.GetSRType(true),
srDescriptor.DeviceConfig,
_srToReattach.uuid);
finalActions.Add(new DrTaskCreateAction(xenConnection, deviceInfo));
}
else
finalActions.Add(new SrReattachAction(_srToReattach,
srDescriptor.Name,
srDescriptor.Description,
srDescriptor.DeviceConfig));
}
AsyncAction action = finalActions.Last();
if (!actionSrDescriptorDict.ContainsKey(action))
actionSrDescriptorDict.Add(action, srDescriptor);
}
return finalActions;
}
private bool AskUserIfShouldContinue()
{
if (!Program.RunInAutomatedTestMode && !String.IsNullOrEmpty(m_srWizardType.UUID))
{
if (_srToReattach == null)
{
// introduce
if (m_srWizardType.ShowIntroducePrompt)
{
return DialogResult.Yes == new ThreeButtonDialog(
new ThreeButtonDialog.Details(SystemIcons.Warning, String.Format(Messages.NEWSR_MULTI_POOL_WARNING, m_srWizardType.UUID), Text),
ThreeButtonDialog.ButtonYes,
new ThreeButtonDialog.TBDButton(Messages.NO_BUTTON_CAPTION, DialogResult.No, ThreeButtonDialog.ButtonType.CANCEL, true)).ShowDialog(this);
}
}
else if (_srToReattach.Connection == xenConnection)
{
// Reattach
if (m_srWizardType.ShowReattachWarning)
{
return DialogResult.Yes == new ThreeButtonDialog(
new ThreeButtonDialog.Details(SystemIcons.Warning, String.Format(Messages.NEWSR_MULTI_POOL_WARNING, _srToReattach.Name), Text),
ThreeButtonDialog.ButtonYes,
new ThreeButtonDialog.TBDButton(Messages.NO_BUTTON_CAPTION, DialogResult.No, ThreeButtonDialog.ButtonType.CANCEL, true)).ShowDialog(this);
}
}
else
{
// uuid != null
// _srToReattach != null
// _srToReattach.Server.IsDetached
// _srToReattach.Connection != current connection
// Warn user SR is already attached to other pool, and then introduce to this pool
return DialogResult.OK == new ThreeButtonDialog(
new ThreeButtonDialog.Details(
SystemIcons.Warning,
string.Format(Messages.ALREADY_ATTACHED_ELSEWHERE, _srToReattach.Name, Helpers.GetName(xenConnection),
Text)),
ThreeButtonDialog.ButtonOK,
ThreeButtonDialog.ButtonCancel).ShowDialog(this);
}
}
return true;
}
protected override void OnShown(EventArgs e)
{
base.OnShown(e);
Text = m_text; //set here; do not set virtual members in constructor
if (_srToReattach == null)
return;
if (xenTabPageChooseSrType.MatchingFrontends <= 0)
{
new ThreeButtonDialog(
new ThreeButtonDialog.Details(
SystemIcons.Error,
String.Format(Messages.CANNOT_FIND_SR_WIZARD_TYPE, _srToReattach.type),
Messages.XENCENTER)).ShowDialog(this);
Close();
}
else if (xenTabPageChooseSrType.MatchingFrontends == 1)
{
// move to "Name" page
NextStep();
// move to "Location" page or "Permission checks" page
NextStep();
// if rbac, stay on this page (Ref. CA-61525)
if (_rbac)
return;
}
if (_srToReattach.type == "cslg" && Helpers.BostonOrGreater(_srToReattach.Connection)
&& xenTabPageCslg.SelectedStorageAdapter != null)
{
NextStep();
}
}
protected override string WizardPaneHelpID()
{
return CurrentStepTabPage is RBACWarningPage ? FormatHelpId("Rbac") : base.WizardPaneHelpID();
}
public void CheckNFSISORadioButton()
{
xenTabPageChooseSrType.PreselectNewSrWizardType(typeof(SrWizardType_NfsIso));
}
}
}