mirror of
https://github.com/xcp-ng/xenadmin.git
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593 lines
21 KiB
C#
593 lines
21 KiB
C#
/* Copyright (c) Cloud Software Group, Inc.
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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.ComponentModel;
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using System.Diagnostics;
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using System.Drawing;
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using System.Linq;
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using System.Windows.Forms;
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using XenAdmin.Core;
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using XenAdmin.Dialogs;
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using XenAPI;
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using XenAdmin.Commands;
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using XenCenterLib;
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namespace XenAdmin.TabPages
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{
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internal partial class VMStoragePage : BaseTabPage
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{
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private static readonly log4net.ILog log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
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private readonly DataGridViewColumn storageLinkColumn;
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private VM vm;
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public VMStoragePage()
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{
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InitializeComponent();
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storageLinkColumn = ColumnSRVolume;
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Text = Messages.VIRTUAL_DISKS;
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dataGridViewStorage.Sort(ColumnDevicePosition, ListSortDirection.Ascending);
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}
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public override string HelpID => "TabPageStorage";
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public VM VM
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{
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set
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{
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Program.AssertOnEventThread();
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UnregisterHandlers();
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vm = value;
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multipleDvdIsoList1.VM = vm;
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if (vm != null)
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vm.PropertyChanged += vm_PropertyChanged;
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BuildList();
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// set all columns to be preferred width but allow user to resize.
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foreach (DataGridViewTextBoxColumn col in dataGridViewStorage.Columns)
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{
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if (col != storageLinkColumn)
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{
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col.Width = col.GetPreferredWidth(DataGridViewAutoSizeColumnMode.AllCells, false);
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}
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}
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}
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}
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private void vdi_PropertyChanged(object sender, PropertyChangedEventArgs e)
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{
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// Nothing changing on any of the VDIs will require a rebuild of the list
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Program.Invoke(this, () =>
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{
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if (e.PropertyName == "allowed_operations")
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UpdateButtons();
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else
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UpdateData();
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});
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}
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private void vbd_PropertyChanged(object sender, PropertyChangedEventArgs e)
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{
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// Only rebuild list if VDIs changed - otherwise just refresh
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Program.Invoke(this, () =>
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{
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if (e.PropertyName == "VDI" || e.PropertyName == "empty" || e.PropertyName == "device")
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{
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BuildList();
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}
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else if (e.PropertyName == "allowed_operations")
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{
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UpdateButtons();
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}
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else if (e.PropertyName == "currently_attached")
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{
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UpdateButtons();
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UpdateData();
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}
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else
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{
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UpdateData();
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}
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});
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}
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private void UnregisterHandlers()
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{
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if (vm == null)
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return;
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foreach (VBD vbd in vm.Connection.ResolveAll(vm.VBDs))
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{
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vbd.PropertyChanged -= vbd_PropertyChanged;
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VDI vdi = vm.Connection.Resolve(vbd.VDI);
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if (vdi == null)
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continue;
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vdi.PropertyChanged -= vdi_PropertyChanged;
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}
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vm.PropertyChanged -= vm_PropertyChanged;
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multipleDvdIsoList1.DeregisterEvents();
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}
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public override void PageHidden()
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{
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UnregisterHandlers();
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}
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private void UpdateData()
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{
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try
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{
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dataGridViewStorage.SuspendLayout();
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foreach (DataGridViewRow r in dataGridViewStorage.Rows)
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{
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VBDRow row = r as VBDRow;
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row.UpdateCells();
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}
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dataGridViewStorage.Sort(dataGridViewStorage.SortedColumn,
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dataGridViewStorage.SortOrder == SortOrder.Ascending
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? ListSortDirection.Ascending
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: ListSortDirection.Descending);
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}
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catch (Exception e)
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{
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log.Error("Error updating vm storage list.", e);
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}
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finally
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{
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dataGridViewStorage.ResumeLayout();
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}
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}
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private void vm_PropertyChanged(object sender, PropertyChangedEventArgs e)
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{
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if (e.PropertyName == "VBDs")
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Program.Invoke(this, BuildList);
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else if (e.PropertyName == "power_state" || e.PropertyName == "Locked")
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Program.Invoke(this, UpdateButtons);
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}
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private void BuildList()
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{
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Program.AssertOnEventThread();
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if (!this.Visible)
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return;
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try
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{
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dataGridViewStorage.SuspendLayout();
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DataGridViewSelectedRowCollection vbdSavedItems = dataGridViewStorage.SelectedRows;
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dataGridViewStorage.Rows.Clear();
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if (vm == null)
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return;
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bool storageLinkColumnVisible = false;
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List<bool> devices_in_use = new List<bool>();
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foreach (VBD vbd in vm.Connection.ResolveAll(vm.VBDs))
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{
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vbd.PropertyChanged -= vbd_PropertyChanged;
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vbd.PropertyChanged += vbd_PropertyChanged;
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if (!vbd.IsCDROM() && !vbd.IsFloppyDrive())
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{
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VDI vdi = vm.Connection.Resolve(vbd.VDI);
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if (vdi == null || !vdi.Show(Properties.Settings.Default.ShowHiddenVMs))
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continue;
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SR sr = vm.Connection.Resolve(vdi.SR);
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if (sr == null || sr.IsToolsSR())
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continue;
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storageLinkColumnVisible = vdi.sm_config.ContainsKey("SVID");
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vdi.PropertyChanged -= vdi_PropertyChanged;
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vdi.PropertyChanged += vdi_PropertyChanged;
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dataGridViewStorage.Rows.Add(new VBDRow(vbd, vdi, sr));
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int i;
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if (int.TryParse(vbd.userdevice, out i))
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{
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while (devices_in_use.Count <= i)
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{
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devices_in_use.Add(false);
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}
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devices_in_use[i] = true;
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}
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}
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//CA-47050: the dnsColumn should be autosized to Fill, but should not become smaller than a minimum
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//width, which is chosen to be the column's contents (including header) width. To find what this is
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//set temporarily the column's autosize mode to AllCells.
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HelpersGUI.ResizeGridViewColumnToAllCells(ColumnDevicePath);
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}
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storageLinkColumn.Visible = storageLinkColumnVisible;
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dataGridViewStorage.Sort(dataGridViewStorage.SortedColumn, dataGridViewStorage.SortOrder == SortOrder.Ascending ? ListSortDirection.Ascending : ListSortDirection.Descending);
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IEnumerable<VBD> vbdsSelected = from VBDRow row in vbdSavedItems select row.VBD;
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foreach (VBDRow row in dataGridViewStorage.Rows)
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{
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row.Selected = vbdsSelected.Contains(row.VBD);
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}
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}
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catch (Exception e)
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{
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log.Error("Exception while building the VM storage list.", e);
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}
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finally
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{
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dataGridViewStorage.ResumeLayout();
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}
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UpdateButtons();
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}
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private void UpdateButtons()
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{
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var selectedVMs = new List<SelectedItem>();
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var vbdRows = new List<VBDRow>();
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var selectedVDIs = new List<SelectedItem>();
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var selectedVBDs = new List<SelectedItem>();
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if (vm != null)
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{
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selectedVMs = new List<SelectedItem> {new SelectedItem(vm)};
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vbdRows = dataGridViewStorage.SelectedRows.Cast<VBDRow>().ToList();
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foreach (VBDRow r in vbdRows)
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{
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selectedVDIs.Add(new SelectedItem(r.VDI));
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selectedVBDs.Add(new SelectedItem(r.VBD));
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}
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}
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AddButton.Command = new AddVirtualDiskCommand(Program.MainWindow, selectedVMs);
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AttachButton.Command = new AttachVirtualDiskCommand(Program.MainWindow, selectedVMs);
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EditButton.Enabled = vbdRows.Count == 1 && !vbdRows[0].VBD.Locked && !vbdRows[0].VDI.Locked;
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EditButton.Tag = EditButton.Enabled ? vbdRows[0].VDI : null;
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// The user can see that this disk in use by this VM. Allow unplug + delete in single
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// step (non default behaviour), but only if we are the only VBD (default behaviour)
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DeleteButton.Command = new DeleteVirtualDiskCommand(Program.MainWindow, selectedVDIs)
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{AllowRunningVMDelete = true};
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//If the selection contains a mixture of attached and detached VBDs, go with the activation scenario.
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//The action will report afterwards which ones failed because they were attached
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if (selectedVBDs.Any(v => v.XenObject is VBD vbd && !vbd.currently_attached))
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DeactivateButton.Command = new ActivateVBDCommand(Program.MainWindow, selectedVBDs);
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else
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DeactivateButton.Command = new DeactivateVBDCommand(Program.MainWindow, selectedVBDs);
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DetachButton.Command = new DetachVirtualDiskCommand(Program.MainWindow, selectedVDIs, vm);
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MoveButton.Command = MoveVirtualDiskDialog.MoveMigrateCommand(Program.MainWindow,
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new SelectedItemCollection(selectedVDIs));
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}
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#region Actions on VDIs
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private void EditVdi()
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{
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if (EditButton.Tag is VDI vdi)
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using (var dlg = new PropertiesDialog(vdi))
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dlg.ShowDialog(this);
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}
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#endregion
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#region Datagridview event handlers
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private void dataGridViewStorage_SortCompare(object sender, DataGridViewSortCompareEventArgs e)
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{
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if (e.Column == ColumnDevicePosition)
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{
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e.SortResult = StringUtility.NaturalCompare(e.CellValue1.ToString(), e.CellValue2.ToString());
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e.Handled = true;
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}
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else
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{
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e.Handled = false;
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}
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}
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private void dataGridViewStorage_SelectedIndexChanged(object sender, EventArgs e)
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{
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UpdateButtons();
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}
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private void dataGridViewStorage_CellMouseDoubleClick(object sender, DataGridViewCellMouseEventArgs e)
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{
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if (e.RowIndex >= 0 && EditButton.Enabled)
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{
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// If double-click was on data row (not including header), launch the storage edit box
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EditVdi();
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}
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}
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private void dataGridViewStorage_MouseUp(object sender, MouseEventArgs e)
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{
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DataGridView.HitTestInfo hitTestInfo = dataGridViewStorage.HitTest(e.X, e.Y);
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if (hitTestInfo.Type == DataGridViewHitTestType.None)
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{
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dataGridViewStorage.ClearSelection();
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}
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else if (hitTestInfo.Type == DataGridViewHitTestType.Cell && e.Button == MouseButtons.Right
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&& 0 <= hitTestInfo.RowIndex && hitTestInfo.RowIndex < dataGridViewStorage.Rows.Count
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&& !dataGridViewStorage.Rows[hitTestInfo.RowIndex].Selected)
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{
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// Select the row that the user right clicked on (similiar to outlook) if it's not already in the selection
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// (avoids clearing a multiselect if you right click inside it)
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// Check if the CurrentCell is the cell the user right clicked on (but the row is not Selected) [CA-64954]
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// This happens when the grid is initially shown: the current cell is the first cell in the first column, but the row is not selected
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if (dataGridViewStorage.CurrentCell == dataGridViewStorage[hitTestInfo.ColumnIndex, hitTestInfo.RowIndex])
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dataGridViewStorage.Rows[hitTestInfo.RowIndex].Selected = true;
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else
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dataGridViewStorage.CurrentCell = dataGridViewStorage[hitTestInfo.ColumnIndex, hitTestInfo.RowIndex];
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}
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if ((hitTestInfo.Type == DataGridViewHitTestType.None || hitTestInfo.Type == DataGridViewHitTestType.Cell)
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&& e.Button == MouseButtons.Right)
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{
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contextMenuStrip1.Show(dataGridViewStorage, new Point(e.X, e.Y));
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}
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}
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private void dataGridViewStorage_KeyUp(object sender, KeyEventArgs e)
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{
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if (e.KeyCode != Keys.Apps)
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return;
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if (dataGridViewStorage.SelectedRows.Count == 0)
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{
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// 3 is the defaul control margin
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contextMenuStrip1.Show(dataGridViewStorage, 3, dataGridViewStorage.ColumnHeadersHeight + 3);
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}
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else
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{
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DataGridViewRow row = dataGridViewStorage.SelectedRows[0];
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contextMenuStrip1.Show(dataGridViewStorage, 3, row.Height * (row.Index + 2));
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}
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}
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#endregion
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#region Button and Toolstrip event handlers
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private void contextMenuStrip1_Opening(object sender, CancelEventArgs e)
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{
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bool add = AddButton.Visible && AddButton.Enabled;
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bool attach = AttachButton.Visible && AttachButton.Enabled;
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bool deactivate = DeactivateButton.Enabled;
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bool move = MoveButton.Enabled;
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bool delete = DeleteButton.Visible && DeleteButton.Enabled;
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bool detach = DetachButton.Visible && DetachButton.Enabled;
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bool edit = EditButton.Visible && EditButton.Enabled;
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if (!(add || attach || deactivate || move || delete || detach || edit))
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{
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e.Cancel = true;
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return;
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}
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toolStripMenuItemAdd.Visible = add;
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toolStripMenuItemAttach.Visible = attach;
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toolStripMenuItemDeactivate.Visible = deactivate;
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toolStripMenuItemMove.Visible = move;
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toolStripMenuItemDelete.Visible = delete;
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toolStripMenuItemDetach.Visible = detach;
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toolStripMenuItemProperties.Visible = edit;
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toolStripSeparator1.Visible = (add || attach || deactivate || move || delete || detach) && edit;
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}
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private void toolStripMenuItemAdd_Click(object sender, EventArgs e)
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{
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if (AddButton.Visible && AddButton.Enabled)
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AddButton.PerformClick();
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UpdateButtons();
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}
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private void toolStripMenuItemAttach_Click(object sender, EventArgs e)
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{
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if (AttachButton.Visible && AttachButton.Enabled)
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AttachButton.PerformClick();
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UpdateButtons();
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}
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private void toolStripMenuItemDeactivate_Click(object sender, EventArgs e)
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{
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if (DeactivateButton.Enabled)
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DeactivateButton.PerformClick();
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}
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private void toolStripMenuItemMove_Click(object sender, EventArgs e)
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{
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if (MoveButton.Enabled)
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MoveButton.PerformClick();
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}
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private void toolStripMenuItemDelete_Click(object sender, EventArgs e)
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{
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if (DeleteButton.Visible && DeleteButton.Enabled)
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DeleteButton.PerformClick();
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}
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private void toolStripMenuItemDetach_Click(object sender, EventArgs e)
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{
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if (DetachButton.Visible && DetachButton.Enabled)
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DetachButton.PerformClick();
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}
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private void toolStripMenuItemProperties_Click(object sender, EventArgs e)
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{
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EditVdi();
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}
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private void AddButton_Click(object sender, EventArgs e)
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{
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UpdateButtons();
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}
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private void AttachButton_Click(object sender, EventArgs e)
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{
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UpdateButtons();
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}
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private void EditButton_Click(object sender, EventArgs e)
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{
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EditVdi();
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}
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#endregion
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}
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public class VBDRow : DataGridViewRow
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{
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public readonly VBD VBD;
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public readonly VDI VDI;
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public readonly SR SR;
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/// <summary>
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/// Arguments should never be null
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/// </summary>
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public VBDRow(VBD vbd, VDI vdi, SR sr)
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{
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Debug.Assert(vbd != null && vdi != null && sr != null, "vbd, vdi and sr must be set to a non-null value");
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VBD = vbd;
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VDI = vdi;
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SR = sr;
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for (int i = 0; i < 10; i++)
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{
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DataGridViewTextBoxCell c = new DataGridViewTextBoxCell();
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c.Value = CellValue(i);
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Cells.Add(c);
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}
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}
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public int CompareTo(object o)
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{
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VBDRow r = (VBDRow)o;
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string c1 = this.VBD.userdevice;
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string c2 = r.VBD.userdevice;
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int i1;
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int i2;
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if (int.TryParse(c1, out i1) && int.TryParse(c2, out i2))
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{
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return i1 - i2;
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}
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else
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{
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return c1.CompareTo(c2);
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}
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}
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private object CellValue(int col)
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{
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switch (col)
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{
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case 0:
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return VBD.userdevice;
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case 1:
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return VDI.Name();
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case 2:
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return VDI.Description();
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case 3:
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return SR.Name();
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case 4:
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string name;
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return VDI.sm_config.TryGetValue("displayname", out name) ? name : "";
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case 5:
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return VDI.SizeText();
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case 6:
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return VBD.IsReadOnly() ? Messages.YES : Messages.NO;
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case 7:
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return GetPriorityString(VBD.GetIoNice());
|
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case 8:
|
|
return VBD.currently_attached ? Messages.YES : Messages.NO;
|
|
case 9:
|
|
return VBD.device == "" ? Messages.STORAGE_PANEL_UNKNOWN : string.Format("/dev/{0}", VBD.device);
|
|
default:
|
|
throw new ArgumentException(String.Format("Invalid column number {0} in VBDRenderer.CellValue()", col));
|
|
}
|
|
}
|
|
|
|
public void UpdateCells()
|
|
{
|
|
for (int i = 0; i < 10; i++)
|
|
{
|
|
Cells[i].Value = CellValue(i);
|
|
}
|
|
}
|
|
|
|
private static string GetPriorityString(int p)
|
|
{
|
|
switch (p)
|
|
{
|
|
case 0:
|
|
return Messages.STORAGE_WORST;
|
|
case 7:
|
|
return Messages.STORAGE_BEST;
|
|
default:
|
|
return p.ToString();
|
|
}
|
|
}
|
|
}
|
|
}
|