mirror of
https://github.com/xcp-ng/xenadmin.git
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558 lines
21 KiB
C#
558 lines
21 KiB
C#
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/* Copyright (c) Citrix Systems Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms,
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* with or without modification, are permitted provided
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* that the following conditions are met:
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*
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* * Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the
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* following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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using System;
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using System.Collections.Generic;
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using System.Windows.Forms;
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using System.Linq;
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using XenAdmin.Controls;
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using XenAdmin.Core;
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using XenAdmin.Network;
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using XenAPI;
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using XenAdmin.Actions;
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using System.Drawing;
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namespace XenAdmin.Dialogs
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{
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public partial class NewDiskDialog : XenDialogBase
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{
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private readonly VM TheVM;
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private readonly SR TheSR;
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private VDI DiskTemplate;
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private bool CanResize;
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private long MinSize;
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private decimal min;
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private decimal max;
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private bool SelectionNull = true;
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private readonly IEnumerable<VDI> _VDINamesInUse = new List<VDI>();
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private NewDiskDialog(IXenConnection connection, IEnumerable<VDI> vdiNamesInUse)
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: base(connection)
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{
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if (connection == null) throw new ArgumentNullException("connection");
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_VDINamesInUse = vdiNamesInUse;
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InitializeComponent();
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InitDialog(connection);
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}
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private void InitDialog(IXenConnection connection)
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{
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this.Owner = Program.MainWindow;
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SrListBox.Connection = connection;
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SrListBox.SrHint.Visible = false;
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// Add events
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NameTextBox.Text = GetDefaultVDIName();
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SrListBox.srListBox.SelectedIndexChanged += new EventHandler(srListBox_SelectedIndexChanged);
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SrListBox.ItemSelectionNotNull += new EventHandler(SrListBox_ItemSelectionNotNull);
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SrListBox.ItemSelectionNull += new EventHandler(SrListBox_ItemSelectionNull);
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srListBox_SelectedIndexChanged(null, null);
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DiskSizeNumericUpDown.TextChanged += new EventHandler(DiskSizeNumericUpDown_TextChanged);
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max = (decimal)Math.Pow(1024, 4);//1 Petabit
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min = 0;
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comboBoxUnits.SelectedItem = comboBoxUnits.Items[0];
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comboBoxUnits.SelectedIndexChanged += new EventHandler(comboBoxUnits_SelectedIndexChanged);
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SetupDiskSizeNumericUpDown();
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}
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public NewDiskDialog(IXenConnection connection, SR sr)
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: this(connection, new List<VDI>())
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{
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TheSR = sr;
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PickerUsage = SrPicker.SRPickerType.InstallFromTemplate;
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SrListBox.SetAffinity(null);
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SrListBox.selectSRorNone(TheSR);
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}
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private SrPicker.SRPickerType PickerUsage
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{
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set { SrListBox.Usage = value; }
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}
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public NewDiskDialog(IXenConnection connection, VM vm, VDI diskTemplate, Host affinity, bool canResize, long minSize, IEnumerable<VDI> vdiNamesInUse)
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: this(connection, vm, SrPicker.SRPickerType.VM, diskTemplate, affinity, canResize, minSize, vdiNamesInUse)
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{
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}
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public NewDiskDialog(IXenConnection connection, VM vm)
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: this(connection, vm, null, vm.Home(), true, 0, new List<VDI>()) { }
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public NewDiskDialog(IXenConnection connection, VM vm, SrPicker.SRPickerType PickerUsage, VDI diskTemplate, Host affinity, bool canResize, long minSize, IEnumerable<VDI> vdiNamesInUse)
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: this(connection, vdiNamesInUse)
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{
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TheVM = vm;
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DiskTemplate = diskTemplate;
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CanResize = canResize;
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MinSize = minSize;
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this.PickerUsage = PickerUsage;
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SrListBox.SetAffinity(affinity);
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Pool pool_sr = Helpers.GetPoolOfOne(connection);
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if (pool_sr != null)
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{
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SrListBox.DefaultSR = connection.Resolve(pool_sr.default_SR); //if default sr resolves to null the first sr in the list will be selected
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}
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SrListBox.selectDefaultSROrAny();
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LoadValues();
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}
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private void LoadValues()
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{
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if (DiskTemplate == null)
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return;
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NameTextBox.Text = DiskTemplate.Name;
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DescriptionTextBox.Text = DiskTemplate.Description;
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SrListBox.selectSRorDefaultorAny(connection.Resolve(DiskTemplate.SR));
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// select the appropriate unit, based on size (CA-45905)
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currentSelectedUnits = DiskTemplate.virtual_size >= Util.BINARY_GIGA ? DiskSizeUnits.GB : DiskSizeUnits.MB;
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SelectedUnits = currentSelectedUnits;
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SetupDiskSizeNumericUpDown();
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decimal newValue = (decimal)Math.Round((double)DiskTemplate.virtual_size / GetUnits(), DiskSizeNumericUpDown.DecimalPlaces);
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DiskSizeNumericUpDown.Value = newValue >= DiskSizeNumericUpDown.Minimum && newValue <= DiskSizeNumericUpDown.Maximum ?
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newValue : DiskSizeNumericUpDown.Maximum;
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if (MinSize > 0)
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min = (decimal)((double)MinSize / GetUnits());
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DiskSizeNumericUpDown.Enabled = CanResize;
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Text = Messages.EDIT_DISK;
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OkButton.Text = Messages.OK;
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}
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private const int DecimalPlacesGB = 3; // show 3 decimal places for GB (CA-91322)
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private const int DecimalPlacesMB = 0;
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private const int IncrementGB = 1;
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private const int IncrementMB = 256;
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private void SetupDiskSizeNumericUpDown()
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{
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DiskSizeNumericUpDown.DecimalPlaces = SelectedUnits == DiskSizeUnits.GB ? DecimalPlacesGB : DecimalPlacesMB;
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DiskSizeNumericUpDown.Increment = SelectedUnits == DiskSizeUnits.GB ? IncrementGB : IncrementMB;
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}
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private string GetDefaultVDIName()
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{
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List<string> usedNames = new List<string>();
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foreach (VDI v in connection.Cache.VDIs.Concat(_VDINamesInUse))
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{
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usedNames.Add(v.Name);
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}
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return Helpers.MakeUniqueName(Messages.DEFAULT_VDI_NAME, usedNames);
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}
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void SrListBox_ItemSelectionNull(object sender, EventArgs e)
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{
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SelectionNull = true;
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}
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void SrListBox_ItemSelectionNotNull(object sender, EventArgs e)
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{
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SelectionNull = false;
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}
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void srListBox_SelectedIndexChanged(object sender, EventArgs e)
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{
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updateErrorsAndButtons();
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}
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private void OkButton_Click(object sender, EventArgs e)
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{
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if (SrListBox.SR == null || SelectionNull || NameTextBox.Text == "" || !connection.IsConnected)
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return;
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if (DontCreateVDI)
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{
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DialogResult = DialogResult.OK;
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Close();
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return;
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}
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XenAPI.SR sr = SrListBox.SR;
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if (!sr.shared && TheVM != null && TheVM.HaPriorityIsRestart())
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{
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if (new ThreeButtonDialog(
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new ThreeButtonDialog.Details(SystemIcons.Warning, Messages.NEW_SR_DIALOG_ATTACH_NON_SHARED_DISK_HA, Messages.XENCENTER),
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ThreeButtonDialog.ButtonYes,
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ThreeButtonDialog.ButtonNo).ShowDialog(Program.MainWindow) != DialogResult.Yes)
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return;
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new HAUnprotectVMAction(TheVM).RunExternal(TheVM.Connection.Session);
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}
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VDI vdi = NewDisk();
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if (TheVM != null)
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{
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var alreadyHasBootableDisk = HasBootableDisk(TheVM);
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Actions.DelegatedAsyncAction action = new Actions.DelegatedAsyncAction(connection,
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string.Format(Messages.ACTION_DISK_ADDING_TITLE, NameTextBox.Text, sr.NameWithoutHost),
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Messages.ACTION_DISK_ADDING, Messages.ACTION_DISK_ADDED,
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delegate(XenAPI.Session session)
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{
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// Get legitimate unused userdevice numbers
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string[] uds = XenAPI.VM.get_allowed_VBD_devices(session, TheVM.opaque_ref);
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if (uds.Length == 0)
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{
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throw new Exception(FriendlyErrorNames.VBDS_MAX_ALLOWED);
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}
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string ud = uds[0];
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string vdiref = VDI.create(session, vdi);
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XenAPI.VBD vbd = NewDevice();
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vbd.VDI = new XenAPI.XenRef<XenAPI.VDI>(vdiref);
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vbd.VM = new XenAPI.XenRef<XenAPI.VM>(TheVM);
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// CA-44959: only make bootable if there aren't other bootable VBDs.
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vbd.bootable = ud == "0" && !alreadyHasBootableDisk;
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vbd.userdevice = ud;
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// Now try to plug the VBD.
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new XenAdmin.Actions.VbdSaveAndPlugAction(TheVM, vbd, vdi.Name, session, false, ShowMustRebootBoxCD, ShowVBDWarningBox).RunAsync();
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});
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action.VM = TheVM;
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new Dialogs.ActionProgressDialog(action, ProgressBarStyle.Blocks).ShowDialog();
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if (!action.Succeeded)
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return;
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}
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else
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{
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CreateDiskAction action = new CreateDiskAction(vdi);
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new Dialogs.ActionProgressDialog(action, ProgressBarStyle.Marquee).ShowDialog();
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if (!action.Succeeded)
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return;
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}
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DialogResult = DialogResult.OK;
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Close();
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}
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private static bool HasBootableDisk(VM vm)
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{
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var c = vm.Connection;
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foreach (XenRef<VBD> vbdRef in vm.VBDs)
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{
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var vbd = c.Resolve(vbdRef);
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if (vbd != null && !vbd.IsCDROM && !vbd.IsFloppyDrive && vbd.bootable)
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{
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VDI vdi = c.Resolve(vbd.VDI);
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if (vdi != null)
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{
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SR sr = c.Resolve(vdi.SR);
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if (sr != null && sr.IsToolsSR)
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{
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continue;
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}
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}
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return true;
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}
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}
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return false;
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}
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public VDI NewDisk()
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{
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VDI vdi = new VDI();
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vdi.Connection = connection;
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vdi.read_only = DiskTemplate != null ? DiskTemplate.read_only : false;
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vdi.SR = new XenAPI.XenRef<XenAPI.SR>(SrListBox.SR);
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vdi.virtual_size = Convert.ToInt64(DiskSizeNumericUpDown.Value * GetUnits());
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vdi.name_label = NameTextBox.Text;
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vdi.name_description = DescriptionTextBox.Text;
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vdi.sharable = DiskTemplate != null ? DiskTemplate.sharable : false;
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vdi.type = DiskTemplate != null ? DiskTemplate.type : vdi_type.user;
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vdi.VMHint = TheVM != null ? TheVM.uuid : "";
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return vdi;
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}
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private long GetUnits()
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{
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return (SelectedUnits == DiskSizeUnits.GB ? Util.BINARY_GIGA : Util.BINARY_MEGA);
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}
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public VBD NewDevice()
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{
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VBD vbd = new VBD();
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vbd.Connection = connection;
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vbd.device = "";
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vbd.empty = false;
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vbd.type = XenAPI.vbd_type.Disk;
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vbd.mode = XenAPI.vbd_mode.RW;
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vbd.IsOwner = true;
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vbd.unpluggable = true;
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return vbd;
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}
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private void NameTextBox_TextChanged(object sender, EventArgs e)
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{
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updateErrorsAndButtons();
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}
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private enum DiskSizeUnits { MB, GB }
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private DiskSizeUnits SelectedUnits
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{
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get { return comboBoxUnits.SelectedIndex == 0 ? DiskSizeUnits.GB : DiskSizeUnits.MB; }
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set { comboBoxUnits.SelectedIndex = value == DiskSizeUnits.GB ? 0 : 1; }
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}
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private const decimal MinimumDiskSizeGB = 0.001m;
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private const int MinimumDiskSizeMB = 1;
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private decimal GetDiskTooSmallMessageMinSize()
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{
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return min == 0 ? SelectedUnits == DiskSizeUnits.GB ? MinimumDiskSizeGB : MinimumDiskSizeMB : min;
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}
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private void updateErrorsAndButtons()
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{
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// Ordering is important here, we want to show the most relevant message
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|
|
if (!SrListBox.ValidSelectionExists)
|
|||
|
|
{
|
|||
|
|
OkButton.Enabled = false;
|
|||
|
|
setError(Messages.NO_VALID_DISK_LOCATION);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
if (SelectionNull)
|
|||
|
|
{
|
|||
|
|
OkButton.Enabled = false;
|
|||
|
|
// shouldn't happen I think, previous if block should catch this, just to be safe
|
|||
|
|
setError(null);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
if (DiskSizeNumericUpDown.Text.Trim() == string.Empty)
|
|||
|
|
{
|
|||
|
|
OkButton.Enabled = false;
|
|||
|
|
// too minor for scary error to be displayed, plus it's obvious as they have to
|
|||
|
|
// delete the default entry and can see the OK button disable as they do so
|
|||
|
|
setError(null);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
if (!DiskSizeValidNumber())
|
|||
|
|
{
|
|||
|
|
OkButton.Enabled = false;
|
|||
|
|
setError(Messages.INVALID_NUMBER);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
if (!DiskSizeValid())
|
|||
|
|
{
|
|||
|
|
OkButton.Enabled = false;
|
|||
|
|
setError(string.Format(Messages.DISK_TOO_SMALL, GetDiskTooSmallMessageMinSize(),
|
|||
|
|
comboBoxUnits.SelectedItem.ToString()));
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
if (string.IsNullOrEmpty(NameTextBox.Text.Trim()))
|
|||
|
|
{
|
|||
|
|
OkButton.Enabled = false;
|
|||
|
|
// too minor for scary error to be displayed, plus it's obvious as they have to
|
|||
|
|
// delete the default entry and can see the OK button disable as they do so
|
|||
|
|
setError(null);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
OkButton.Enabled = true;
|
|||
|
|
setError(null);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void setError(string error)
|
|||
|
|
{
|
|||
|
|
if (string.IsNullOrEmpty(error))
|
|||
|
|
labelError.Visible = pictureBoxError.Visible = false;
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
labelError.Visible = pictureBoxError.Visible = true;
|
|||
|
|
labelError.Text = error;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private bool DiskSizeValidNumber()
|
|||
|
|
{
|
|||
|
|
decimal val;
|
|||
|
|
return decimal.TryParse(DiskSizeNumericUpDown.Text.Trim(), out val);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private bool DiskSizeValid()
|
|||
|
|
{
|
|||
|
|
decimal val;
|
|||
|
|
if (decimal.TryParse(DiskSizeNumericUpDown.Text.Trim(), out val))
|
|||
|
|
{
|
|||
|
|
if (min == 0)
|
|||
|
|
return val > min && val <= max;
|
|||
|
|
return val >= min && val <= max;
|
|||
|
|
}
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void CloseButton_Click(object sender, EventArgs e)
|
|||
|
|
{
|
|||
|
|
DialogResult = DialogResult.Cancel;
|
|||
|
|
Close();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
private bool dontCreateVDI;
|
|||
|
|
public bool DontCreateVDI
|
|||
|
|
{
|
|||
|
|
get
|
|||
|
|
{
|
|||
|
|
return dontCreateVDI;
|
|||
|
|
}
|
|||
|
|
set
|
|||
|
|
{
|
|||
|
|
dontCreateVDI = value;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
private void DiskSizeNumericUpDown_ValueChanged(object sender, EventArgs e)
|
|||
|
|
{
|
|||
|
|
UpdateDiskSize();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void DiskSizeNumericUpDown_TextChanged(object sender, EventArgs e)
|
|||
|
|
{
|
|||
|
|
UpdateDiskSize();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void DiskSizeNumericUpDown_KeyUp(object sender, KeyEventArgs e)
|
|||
|
|
{
|
|||
|
|
UpdateDiskSize();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void UpdateDiskSize()
|
|||
|
|
{
|
|||
|
|
// Don't use DiskSizeNumericUpDown.Value here, as it will fire the NumericUpDown built-in validation. Use Text property instead. (CA-46028)
|
|||
|
|
decimal newValue;
|
|||
|
|
if (decimal.TryParse(DiskSizeNumericUpDown.Text.Trim(), out newValue))
|
|||
|
|
{
|
|||
|
|
try
|
|||
|
|
{
|
|||
|
|
SrListBox.DiskSize = (long)(Math.Round(newValue * GetUnits()));
|
|||
|
|
}
|
|||
|
|
catch (OverflowException)
|
|||
|
|
{
|
|||
|
|
//CA-71312
|
|||
|
|
SrListBox.DiskSize = newValue < 0 ? long.MinValue : long.MaxValue;
|
|||
|
|
}
|
|||
|
|
SrListBox.refresh();
|
|||
|
|
}
|
|||
|
|
RefreshMinSize();
|
|||
|
|
updateErrorsAndButtons();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private void RefreshMinSize()
|
|||
|
|
{
|
|||
|
|
if (DiskTemplate == null)
|
|||
|
|
return;
|
|||
|
|
if (MinSize > 0)
|
|||
|
|
min = (decimal)((double)MinSize / GetUnits());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
private DiskSizeUnits currentSelectedUnits = DiskSizeUnits.GB;
|
|||
|
|
private void comboBoxUnits_SelectedIndexChanged(object sender, EventArgs e)
|
|||
|
|
{
|
|||
|
|
//Check if the new unit is different than the previous one otherwise discard the change
|
|||
|
|
if (currentSelectedUnits != SelectedUnits)
|
|||
|
|
{
|
|||
|
|
currentSelectedUnits = SelectedUnits;
|
|||
|
|
SetupDiskSizeNumericUpDown();
|
|||
|
|
//Convert the current value to the new units
|
|||
|
|
decimal newValue = (decimal)Math.Round(SelectedUnits == DiskSizeUnits.GB ? ((double)DiskSizeNumericUpDown.Value / 1024) : ((double)DiskSizeNumericUpDown.Value * 1024), DiskSizeNumericUpDown.DecimalPlaces);
|
|||
|
|
DiskSizeNumericUpDown.Value = newValue >= DiskSizeNumericUpDown.Minimum && newValue <= DiskSizeNumericUpDown.Maximum ?
|
|||
|
|
newValue : DiskSizeNumericUpDown.Maximum;
|
|||
|
|
UpdateDiskSize();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
internal override string HelpName
|
|||
|
|
{
|
|||
|
|
get
|
|||
|
|
{
|
|||
|
|
if (DiskTemplate != null)
|
|||
|
|
return "EditNewDiskDialog";
|
|||
|
|
else
|
|||
|
|
return "NewDiskDialog";
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void ShowVBDWarningBox()
|
|||
|
|
{
|
|||
|
|
Program.Invoke(Program.MainWindow, () =>
|
|||
|
|
{
|
|||
|
|
if (!Program.RunInAutomatedTestMode)
|
|||
|
|
{
|
|||
|
|
new ThreeButtonDialog(
|
|||
|
|
new ThreeButtonDialog.Details(SystemIcons.Information,
|
|||
|
|
Messages.
|
|||
|
|
NEWDISKWIZARD_MESSAGE,
|
|||
|
|
Messages.
|
|||
|
|
NEWDISKWIZARD_MESSAGE_TITLE))
|
|||
|
|
.Show(Program.MainWindow);
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
public static void ShowMustRebootBoxCD()
|
|||
|
|
{
|
|||
|
|
Program.Invoke(Program.MainWindow, () =>
|
|||
|
|
{
|
|||
|
|
if (!Program.RunInAutomatedTestMode)
|
|||
|
|
{
|
|||
|
|
new ThreeButtonDialog(
|
|||
|
|
new ThreeButtonDialog.Details(SystemIcons.Information,
|
|||
|
|
Messages.
|
|||
|
|
NEW_DVD_DRIVE_REBOOT,
|
|||
|
|
Messages.
|
|||
|
|
NEW_DVD_DRIVE_CREATED))
|
|||
|
|
.Show(Program.MainWindow);
|
|||
|
|
}
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|