mirror of
https://github.com/xcp-ng/xenadmin.git
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418 lines
16 KiB
C#
418 lines
16 KiB
C#
/* 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.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Text;
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using System.Windows.Forms;
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using XenAdmin.Commands;
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using XenAdmin.Network;
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using XenAdmin.Core;
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using XenAPI;
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using XenAdmin.Controls;
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using XenAdmin.Actions;
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namespace XenAdmin.Dialogs
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{
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public partial class NewPoolDialog : XenDialogBase
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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 List<ConnectionWrapperWithMoreStuff> connections = new List<ConnectionWrapperWithMoreStuff>();
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private List<IXenConnection> newConnections = new List<IXenConnection>();
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public NewPoolDialog(Host host)
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{
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InitializeComponent();
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customTreeViewServers.NodeIndent = 3;
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customTreeViewServers.ShowCheckboxes = true;
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customTreeViewServers.ShowDescription = true;
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customTreeViewServers.ShowImages = false;
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getAllCurrentConnections();
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ConnectionsManager.XenConnections.CollectionChanged += XenConnections_CollectionChanged;
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poolName = generatePoolName();
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selectMaster(host);
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updateButtons();
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}
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public NewPoolDialog(List<Host> hosts)
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: this(hosts.Count >= 1 ? hosts[0] : null)
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{
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selectSlaves(hosts);
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}
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private enum InvalidReasons { NONE, EMPTY_POOL_NAME, NO_MASTER };
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private InvalidReasons validToClose
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{
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get
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{
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if (poolName == "")
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return InvalidReasons.EMPTY_POOL_NAME;
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if (comboBoxServers.SelectedIndex < 0)
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return InvalidReasons.NO_MASTER;
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if (comboBoxServers.Items.Count <= 0)
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return InvalidReasons.NO_MASTER;
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return InvalidReasons.NONE;
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}
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}
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private string poolName
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{
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get { return textBoxName.Text.Trim(); }
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set { textBoxName.Text = value; }
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}
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private string poolDescription
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{
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get { return textBoxDescription.Text; }
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}
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private void updateButtons()
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{
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switch (validToClose)
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{
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case InvalidReasons.NONE:
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buttonCreate.Enabled = true;
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toolTipContainerCreate.RemoveAll();
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break;
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case InvalidReasons.NO_MASTER:
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buttonCreate.Enabled = false;
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toolTipContainerCreate.SetToolTip(Messages.NO_ELIGIBLE_MASTER);
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break;
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case InvalidReasons.EMPTY_POOL_NAME:
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buttonCreate.Enabled = false;
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toolTipContainerCreate.SetToolTip(Messages.POOL_NAME_EMPTY);
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break;
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}
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}
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private string generatePoolName()
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{
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List<string> poolNames = new List<string>();
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foreach (IXenConnection c in ConnectionsManager.XenConnectionsCopy)
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{
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Pool p = Helpers.GetPoolOfOne(c);
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if (p != null)
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{
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poolNames.Add(Helpers.GetName(p));
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}
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}
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return Helpers.MakeUniqueName(Messages.NEW_POOL, poolNames);
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}
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private void createPool()
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{
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try
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{
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Host master = getMaster();
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if (master == null)
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{
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log.Error("Disconnected during create pool");
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return;
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}
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List<Host> slaves = getSlaves();
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// Check supp packs and warn
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List<string> badSuppPacks = PoolJoinRules.HomogeneousSuppPacksDiffering(slaves, master);
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if (!HelpersGUI.GetPermissionFor(badSuppPacks, sp => true,
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Messages.NEW_POOL_SUPP_PACK, Messages.NEW_POOL_SUPP_PACKS, false, "PoolJoinSuppPacks"))
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{
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return;
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}
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// Are there any hosts which are forbidden from masking their CPUs for licensing reasons?
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// If so, we need to show upsell.
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if (null != slaves.Find(host =>
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!PoolJoinRules.CompatibleCPUs(host, master, false) &&
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Helpers.FeatureForbidden(host, Host.RestrictCpuMasking) &&
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!PoolJoinRules.FreeHostPaidMaster(host, master, false))) // in this case we can upgrade the license and then mask the CPU
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{
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UpsellDialog dlg = new UpsellDialog(Messages.UPSELL_BLURB_CPUMASKING, InvisibleMessages.UPSELL_LEARNMOREURL_CPUMASKING);
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dlg.ShowDialog(this);
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return;
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}
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if (!HelpersGUI.GetPermissionFor(slaves, host => PoolJoinRules.FreeHostPaidMaster(host, master, false),
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Messages.NEW_POOL_LICENSE_MESSAGE, Messages.NEW_POOL_LICENSE_MESSAGE_MULTIPLE, true, "PoolJoinRelicensing")
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||
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!HelpersGUI.GetPermissionFor(slaves, host => !PoolJoinRules.CompatibleCPUs(host, master, false),
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Messages.NEW_POOL_CPU_MASKING_MESSAGE, Messages.NEW_POOL_CPU_MASKING_MESSAGE_MULTIPLE, true, "PoolJoinCpuMasking")
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!HelpersGUI.GetPermissionFor(slaves, host => !PoolJoinRules.CompatibleAdConfig(host, master, false),
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Messages.NEW_POOL_AD_MESSAGE, Messages.NEW_POOL_AD_MESSAGE_MULTIPLE, true, "PoolJoinAdConfiguring"))
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{
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return;
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}
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log.DebugFormat("Creating new pool {0} ({1}) with master {2}", poolName, poolDescription, Helpers.GetName(master));
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foreach (Host slave in slaves)
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log.DebugFormat(" Slave {0}", Helpers.GetName(slave));
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new CreatePoolAction(master, slaves, poolName, poolDescription, AddHostToPoolCommand.GetAdPrompt,
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AddHostToPoolCommand.NtolDialog, ApplyLicenseEditionCommand.ShowLicensingFailureDialog).RunAsync();
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}
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catch (System.Net.WebException exn)
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{
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log.Debug(exn, exn);
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}
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}
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private void addConnectionsToListBox()
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{
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ConnectionWrapperWithMoreStuff master = (comboBoxServers.Items.Count > 0 ? (ConnectionWrapperWithMoreStuff)comboBoxServers.SelectedItem : null);
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foreach (ConnectionWrapperWithMoreStuff c in connections)
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{
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c.TheMaster = master;
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c.Refresh();
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}
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customTreeViewServers.BeginUpdate();
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try
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{
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customTreeViewServers.ClearAllNodes();
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foreach (ConnectionWrapperWithMoreStuff c in connections)
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{
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customTreeViewServers.AddNode(c);
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}
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customTreeViewServers.Resort();
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}
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finally
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{
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customTreeViewServers.EndUpdate();
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customTreeViewServers.Invalidate();
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}
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}
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private void getAllCurrentConnections()
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{
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List<IXenConnection> toRemove = new List<IXenConnection>();
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foreach (IXenConnection connection in ConnectionsManager.XenConnectionsCopy)
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{
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if (connection != null&&connection.IsConnected)
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{
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bool contains = false;
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foreach (ConnectionWrapperWithMoreStuff cw in connections)
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{
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if (cw.Connection == connection)
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{
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contains = true;
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break;
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}
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}
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if (!contains)
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{
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ConnectionWrapperWithMoreStuff c = new ConnectionWrapperWithMoreStuff(connection);
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connections.Add(c);
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connection.CachePopulated -= Connection_CachePopulated;
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connection.CachePopulated += Connection_CachePopulated;
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connection.ConnectionStateChanged -= connection_ConnectionStateChanged;
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connection.ConnectionStateChanged += connection_ConnectionStateChanged;
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if (newConnections.Contains(connection))
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{
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c.State = CheckState.Checked;
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toRemove.Add(connection);
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}
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}
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}
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}
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foreach (IXenConnection connection in toRemove)
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{
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newConnections.Remove(connection);
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}
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connections.RemoveAll((Predicate<ConnectionWrapperWithMoreStuff>)delegate(ConnectionWrapperWithMoreStuff c)
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{
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return !ConnectionsManager.XenConnectionsCopy.Contains(c.Connection);
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});
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addConnectionsToComboBox();
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}
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private void addConnectionsToComboBox()
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{
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comboBoxServers.Items.Clear();
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ConnectionWrapperWithMoreStuff master = null;
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foreach (ConnectionWrapperWithMoreStuff wrappedConnection in connections)
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{
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wrappedConnection.Refresh();
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if (wrappedConnection.CanBeMaster)
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{
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comboBoxServers.Items.Add(wrappedConnection);
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if (wrappedConnection.WillBeMaster)
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master = wrappedConnection;
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}
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}
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if (master != null)
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{
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comboBoxServers.SelectedItem = master;
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}
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else if (comboBoxServers.Items.Count > 0)
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{
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ConnectionWrapperWithMoreStuff defaultMaster = comboBoxServers.Items[0] as ConnectionWrapperWithMoreStuff;
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setAsMaster(defaultMaster);
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comboBoxServers.SelectedItem = defaultMaster;
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}
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addConnectionsToListBox();
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updateButtons();
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}
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private void selectMaster(Host master)
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{
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if (master == null || Helpers.GetPool(master.Connection) != null)
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return;
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foreach (ConnectionWrapperWithMoreStuff c in connections)
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{
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if (c.WillBeMaster)
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c.State = CheckState.Unchecked;
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}
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foreach (ConnectionWrapperWithMoreStuff c in connections)
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{
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if (c.Connection == master.Connection)
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{
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if (c.CanBeMaster)
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setAsMaster(c);
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return;
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}
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}
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}
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private void selectSlaves(List<Host> slaves)
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{
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foreach (ConnectionWrapperWithMoreStuff c in connections)
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{
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if (c.AllowedAsSlave &&
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slaves.Find(slave => (c.Connection == slave.Connection)) != null) // one of the slaves is the connection we're looking at
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{
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c.State = CheckState.Checked;
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}
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}
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}
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private void setAsMaster(ConnectionWrapperWithMoreStuff defaultMaster)
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{
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foreach (ConnectionWrapperWithMoreStuff connectionWrapper in connections)
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connectionWrapper.TheMaster = defaultMaster;
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comboBoxServers.SelectedItem = defaultMaster;
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addConnectionsToListBox();
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}
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private Host getMaster()
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{
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ConnectionWrapperWithMoreStuff connectionToMaster = null;
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foreach (ConnectionWrapperWithMoreStuff connection in connections)
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{
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if (connection.WillBeMaster)
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{
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connectionToMaster = connection;
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break;
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}
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}
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return connectionToMaster != null ? Helpers.GetMaster(connectionToMaster.Connection) : null;
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}
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private List<Host> getSlaves()
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{
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List<Host> slaveConnections = new List<Host>();
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foreach (ConnectionWrapperWithMoreStuff connection in connections)
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{
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if (connection.State == CheckState.Checked && !connection.WillBeMaster && connection.AllowedAsSlave)
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{
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slaveConnections.Add(Helpers.GetMaster(connection.Connection));
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}
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}
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return slaveConnections;
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}
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private void comboBoxServers_SelectionChangeCommitted(object sender, EventArgs e)
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{
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setAsMaster(comboBoxServers.SelectedItem as ConnectionWrapperWithMoreStuff);
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}
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private void buttonAddNewServer_Click(object sender, EventArgs e)
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{
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IXenConnection newConnection = new XenConnection();
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newConnections.Add(newConnection);
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new AddServerTask(this, newConnection, null).Start();
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}
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private void comboBoxServers_SelectedIndexChanged(object sender, EventArgs e)
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{
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updateButtons();
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}
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private void customTreeViewServers_KeyPress(object sender, KeyPressEventArgs e)
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{
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if (e.KeyChar != (char)Keys.Space || !(customTreeViewServers.SelectedItem is CustomTreeNode))
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return;
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CustomTreeNode node = (CustomTreeNode)customTreeViewServers.SelectedItem;
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if (!node.Enabled)
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return;
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node.State = node.State == CheckState.Unchecked ? CheckState.Checked : CheckState.Unchecked;
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customTreeViewServers.Refresh();
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}
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private void textBoxName_TextChanged(object sender, EventArgs e)
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{
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updateButtons();
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}
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void XenConnections_CollectionChanged(object sender, CollectionChangeEventArgs e)
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{
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Program.BeginInvoke(this, getAllCurrentConnections);
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}
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void Connection_CachePopulated(object sender, EventArgs e)
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{
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Program.BeginInvoke(this, addConnectionsToComboBox);
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}
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void connection_ConnectionStateChanged(object sender, EventArgs e)
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{
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Program.BeginInvoke(this, addConnectionsToComboBox);
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}
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private void buttonCreate_Click(object sender, EventArgs e)
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{
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createPool();
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Close();
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}
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private void buttonCancel_Click(object sender, EventArgs e)
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{
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Close();
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}
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}
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}
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