mirror of
https://github.com/xcp-ng/xenadmin.git
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2130 lines
72 KiB
C#
2130 lines
72 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.Diagnostics;
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using System.Linq;
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using System.Timers;
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using System.Xml;
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using Citrix.XenCenter;
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using XenAdmin;
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using XenAdmin.Core;
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using XenAdmin.Model;
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using XenAdmin.Network;
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using System.Net;
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using System.Text.RegularExpressions;
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namespace XenAPI
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{
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public enum SnapshotsView
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{
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ListView, TreeView, None
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}
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public partial class VM : IComparable<VM>
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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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// The following variables are only used when the corresponding variable is missing from
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// the recommendations field of the VM (which is inherited from the recommendations field
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// of the template it was created from). This should not normally happen, so we just use
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// the maximum that any VM can have as a backstop, without worrying about different OS's
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// or different XenServer versions.
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private const int DEFAULT_NUM_VCPUS_ALLOWED = 16;
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private const int DEFAULT_NUM_VIFS_ALLOWED = 7;
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private const int DEFAULT_NUM_VBDS_ALLOWED = 16;
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public const long DEFAULT_MEM_ALLOWED = 1 * Util.BINARY_TERA;
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public const int DEFAULT_CORES_PER_SOCKET = 1;
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public const long MAX_SOCKETS = 16; // current hard limit in Xen: CA-198276
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private SnapshotsView _snapshotView = SnapshotsView.None;
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private XmlDocument xdRecommendations = null;
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public int MaxVCPUsAllowed
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{
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get
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{
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XmlDocument xd = GetRecommendations();
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if (xd == null)
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return DEFAULT_NUM_VCPUS_ALLOWED;
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XmlNode xn = xd.SelectSingleNode(@"restrictions/restriction[@field='vcpus-max']");
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try
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{
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return Convert.ToInt32(xn.Attributes["max"].Value);
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}
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catch
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{
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return DEFAULT_NUM_VCPUS_ALLOWED;
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}
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}
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}
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public bool IsRunning
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{
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get
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{
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return power_state == vm_power_state.Running;
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}
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}
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/// <summary>
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/// Returns true if the VM's pool has HA enabled and the VM has a saved restart priority other than DoNotRestart.
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/// Does not take account of ha-always-run.
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/// </summary>
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/// <param name="session"></param>
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/// <param name="vm"></param>
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/// <returns></returns>
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public bool HasSavedRestartPriority
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{
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get
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{
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Pool pool = Helpers.GetPoolOfOne(Connection);
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return pool != null && pool.ha_enabled && !String.IsNullOrEmpty(ha_restart_priority);
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}
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}
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/// <summary>
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/// Get the given VM's home, i.e. the host under which we are going to display it. May return null, if this VM should live
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/// at the pool level. For a normal VM, we look at (1) where it's running; (2) where its storage forces it to run;
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/// (3) what its affinity is (its requested but not guaranteed host).
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/// </summary>
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public virtual Host Home()
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{
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if (is_a_snapshot) // Snapshots have the same "home" as their VM. This is necessary to make a pool-server-VM-snapshot tree (CA-76273).
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{
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VM from = Connection.Resolve(snapshot_of);
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return (from == null ? null : from.Home()); // "from" can be null if VM has been deleted
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}
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if (is_a_template) // Templates (apart from snapshots) don't have a "home", even if their affinity is set CA-36286
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return null;
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if (power_state == vm_power_state.Running)
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return Connection.Resolve(resident_on);
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Host storage_host = GetStorageHost(false);
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if (storage_host != null)
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return storage_host;
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Host affinityHost = Connection.Resolve(affinity);
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if (affinityHost != null && affinityHost.IsLive)
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return affinityHost;
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return null;
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}
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public long TotalVMSize
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{
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get
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{
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long size = 0;
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foreach (VBD vbd in Connection.ResolveAll<VBD>(VBDs))
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{
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if (vbd.type == vbd_type.CD)
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continue;
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VDI vdi = Connection.Resolve<VDI>(vbd.VDI);
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if (vdi == null)
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continue;
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size += vdi.physical_utilisation;
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}
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return size;
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}
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}
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public VBD FindVMCDROM()
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{
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if (Connection == null)
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return null;
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List<VBD> vbds = Connection.ResolveAll(VBDs).FindAll(delegate(VBD vbd) { return vbd.IsCDROM; });
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if (vbds.Count > 0)
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{
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vbds.Sort();
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return vbds[0];
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}
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else
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{
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return null;
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}
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}
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public SR FindVMCDROMSR()
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{
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VBD vbd = FindVMCDROM();
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if (vbd != null)
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{
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VDI vdi = vbd.Connection.Resolve(vbd.VDI);
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if (vdi != null)
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{
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return vdi.Connection.Resolve(vdi.SR);
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}
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}
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return null;
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}
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public override string Name
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{
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get
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{
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const string CONTROL_DOMAIN = "Control domain on host: ";
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if (name_label != null && name_label.StartsWith(CONTROL_DOMAIN))
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{
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var hostName = name_label.Substring(CONTROL_DOMAIN.Length);
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return string.Format(Messages.CONTROL_DOM_ON_HOST, hostName);
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}
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return name_label;
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}
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}
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public long MaxMemAllowed
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{
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get
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{
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XmlDocument xd = GetRecommendations();
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if (xd == null)
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return DEFAULT_MEM_ALLOWED;
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XmlNode xn = xd.SelectSingleNode(@"restrictions/restriction[@field='memory-static-max']");
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try
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{
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return Convert.ToInt64(xn.Attributes["max"].Value);
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}
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catch
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{
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return DEFAULT_MEM_ALLOWED;
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}
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}
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}
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public int MaxVIFsAllowed
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{
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get
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{
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XmlDocument xd = GetRecommendations();
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if (xd == null)
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return DEFAULT_NUM_VIFS_ALLOWED;
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XmlNode xn = xd.SelectSingleNode(@"restrictions/restriction[@property='number-of-vifs']");
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try
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{
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return Convert.ToInt32(xn.Attributes["max"].Value);
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}
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catch
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{
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return DEFAULT_NUM_VIFS_ALLOWED;
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}
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}
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}
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public int MaxVBDsAllowed
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{
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get
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{
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XmlDocument xd = GetRecommendations();
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if (xd == null)
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return DEFAULT_NUM_VBDS_ALLOWED;
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XmlNode xn = xd.SelectSingleNode(@"restrictions/restriction[@property='number-of-vbds']");
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try
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{
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return Convert.ToInt32(xn.Attributes["max"].Value);
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}
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catch
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{
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return DEFAULT_NUM_VBDS_ALLOWED;
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}
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}
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}
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private XmlDocument GetRecommendations()
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{
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if (xdRecommendations != null)
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return xdRecommendations;
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if (string.IsNullOrEmpty(this.recommendations))
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return null;
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xdRecommendations = new XmlDocument();
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try
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{
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xdRecommendations.LoadXml(this.recommendations);
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}
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catch
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{
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xdRecommendations = null;
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}
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return xdRecommendations;
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}
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public Host GetStorageHost(bool ignoreCDs)
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{
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foreach (VBD TheVBD in Connection.ResolveAll(VBDs))
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{
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if (ignoreCDs && TheVBD.type == vbd_type.CD)
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continue;
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VDI TheVDI = Connection.Resolve(TheVBD.VDI);
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if (TheVDI == null || !TheVDI.Show(true))
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continue;
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SR TheSR = Connection.Resolve(TheVDI.SR);
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if (TheSR == null)
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continue;
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Host host = TheSR.GetStorageHost();
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if (host != null)
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{
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return host;
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}
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}
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return null;
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}
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/// <remarks>
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/// Default on server is CD - disk then optical
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/// </remarks>
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public string BootOrder
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{
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get
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{
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if (this.HVM_boot_params.ContainsKey("order"))
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return this.HVM_boot_params["order"].ToUpper();
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return "CD";
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}
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set
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{
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if (value == BootOrder)
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return;
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Dictionary<string, string> new_HVM_boot_params =
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HVM_boot_params == null ?
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new Dictionary<string, string>() :
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new Dictionary<string, string>(HVM_boot_params);
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new_HVM_boot_params["order"] = value.ToLower();
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HVM_boot_params = new_HVM_boot_params;
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}
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}
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public long Memory
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{
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set
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{
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memory_dynamic_min = value;
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memory_dynamic_max = value;
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memory_static_max = value;
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}
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}
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public int VCPUWeight
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{
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get
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{
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if (VCPUs_params != null && VCPUs_params.ContainsKey("weight"))
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{
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int weight;
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if (int.TryParse(VCPUs_params["weight"], out weight)) // if we cant parse it we assume its because it is too large, obviously if it isnt a number (ie a string) then we will still go to the else
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return weight > 0 ? weight : 1; // because we perform a log on what is returned from this the weight must always be greater than 0
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else
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return 65536; // could not parse number, assume max
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}
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else
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return 256;
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}
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set
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{
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if (value != VCPUWeight)
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{
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Dictionary<string, string> new_VCPUs_params =
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VCPUs_params == null ?
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new Dictionary<string, string>() :
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new Dictionary<string, string>(VCPUs_params);
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new_VCPUs_params["weight"] = value.ToString();
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VCPUs_params = new_VCPUs_params;
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}
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}
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}
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public bool DefaultTemplate
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{
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get { return Get(other_config, "default_template") != null; }
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}
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public bool InternalTemplate
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{
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get { return Get(other_config, "xensource_internal") != null; }
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}
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public string InstallRepository
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{
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get { return Get(other_config, "install-repository"); }
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set { if (InstallRepository != value) { set_other_config("install-repository", value); } }
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}
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public string InstallDistro
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{
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get { return Get(other_config, "install-distro"); }
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}
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public string InstallMethods
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{
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get { return Get(other_config, "install-methods"); }
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}
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public bool IsHVM
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{
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get { return HVM_boot_policy != ""; }
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}
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public bool HasStaticIP
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{
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get
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{
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var metrics = Connection.Resolve(this.guest_metrics);
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if (metrics == null)
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return false;
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return 0 != IntKey(metrics.other, "feature-static-ip-setting", 0);
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}
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}
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public bool HasRDP
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{
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get
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{
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var metrics = Connection.Resolve(this.guest_metrics);
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if (metrics == null)
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return false;
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return 0 != IntKey(metrics.other, "feature-ts", 0);
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}
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}
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public bool RDPEnabled
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{
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get
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{
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var metrics = Connection.Resolve(this.guest_metrics);
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if (metrics == null)
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return false;
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return 0 != IntKey(metrics.other, "data-ts", 0);
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}
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}
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public bool RDPControlEnabled
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{
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get
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{
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var metrics = Connection.Resolve(this.guest_metrics);
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if (metrics == null)
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return false;
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return 0 != IntKey(metrics.other, "feature-ts2", 0);
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}
|
||
}
|
||
|
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/// <summary>Returns true if
|
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/// 1) the guest is HVM and
|
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/// 2a) the allow-gpu-passthrough restriction is absent or
|
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/// 2b) the allow-gpu-passthrough restriction is non-zero
|
||
///</summary>
|
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public bool CanHaveGpu
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||
{
|
||
get
|
||
{
|
||
if (!IsHVM)
|
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return false;
|
||
|
||
XmlDocument xd = GetRecommendations();
|
||
|
||
if (xd == null)
|
||
return true;
|
||
|
||
try
|
||
{
|
||
XmlNode xn = xd.SelectSingleNode(@"restrictions/restriction[@field='allow-gpu-passthrough']");
|
||
if (xn == null)
|
||
return true;
|
||
|
||
return
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Convert.ToInt32(xn.Attributes["value"].Value) != 0;
|
||
}
|
||
catch
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
}
|
||
|
||
public bool HasVendorDeviceRecommendation
|
||
{
|
||
get
|
||
{
|
||
bool result = false;
|
||
|
||
XmlDocument xd = GetRecommendations();
|
||
|
||
if (xd == null)
|
||
return result;
|
||
|
||
try
|
||
{
|
||
XmlNode xn = xd.SelectSingleNode(@"restrictions/restriction[@field='has-vendor-device']");
|
||
if (xn == null || xn.Attributes == null)
|
||
return result;
|
||
|
||
result = bool.Parse(xn.Attributes["value"].Value);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
log.Error("Error parsing has-vendor-device on the template.", ex);
|
||
}
|
||
|
||
return result;
|
||
}
|
||
}
|
||
|
||
|
||
/// <summary>Returns true if
|
||
/// 1) the guest is HVM and
|
||
/// 2a) the allow-vgpu restriction is absent or
|
||
/// 2b) the allow-vgpu restriction is non-zero
|
||
///</summary>
|
||
public bool CanHaveVGpu
|
||
{
|
||
get
|
||
{
|
||
if (!IsHVM || !CanHaveGpu)
|
||
return false;
|
||
|
||
XmlDocument xd = GetRecommendations();
|
||
|
||
if (xd == null)
|
||
return true;
|
||
|
||
try
|
||
{
|
||
XmlNode xn = xd.SelectSingleNode(@"restrictions/restriction[@field='allow-vgpu']");
|
||
if (xn == null || xn.Attributes == null)
|
||
return true;
|
||
|
||
return
|
||
Convert.ToInt32(xn.Attributes["value"].Value) != 0;
|
||
}
|
||
catch
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
}
|
||
|
||
void set_other_config(string key, string value)
|
||
{
|
||
Dictionary<string, string> new_other_config =
|
||
other_config == null ?
|
||
new Dictionary<string, string>() :
|
||
new Dictionary<string, string>(other_config);
|
||
new_other_config[key] = value;
|
||
other_config = new_other_config;
|
||
}
|
||
|
||
// AutoPowerOn is supposed to be unsupported. However, we advise customers how to
|
||
// enable it (http://support.citrix.com/article/CTX133910), so XenCenter has to be
|
||
// able to recognise it, and turn it off during Rolling Pool Upgrade.
|
||
public bool AutoPowerOn
|
||
{
|
||
get
|
||
{
|
||
return BoolKey(other_config, "auto_poweron");
|
||
}
|
||
set
|
||
{
|
||
if (value != AutoPowerOn)
|
||
set_other_config("auto_poweron", value.ToString().ToLower());
|
||
}
|
||
}
|
||
|
||
public bool IgnoreExcessiveVcpus
|
||
{
|
||
get
|
||
{
|
||
return BoolKey(other_config, "ignore_excessive_vcpus");
|
||
}
|
||
set
|
||
{
|
||
if (value != IgnoreExcessiveVcpus)
|
||
set_other_config("ignore_excessive_vcpus", value.ToString().ToLower());
|
||
}
|
||
}
|
||
|
||
public string IsOnSharedStorage()
|
||
{
|
||
foreach (XenRef<VBD> vbdRef in VBDs)
|
||
{
|
||
VBD vbd = Connection.Resolve<VBD>(vbdRef);
|
||
if (vbd != null)
|
||
{
|
||
VDI vdi = Connection.Resolve<VDI>(vbd.VDI);
|
||
if (vdi != null)
|
||
{
|
||
SR sr = Connection.Resolve<SR>(vdi.SR);
|
||
if (sr != null && !sr.shared)
|
||
{
|
||
if (sr.content_type == SR.Content_Type_ISO)
|
||
{
|
||
return Messages.EJECT_YOUR_CD;
|
||
}
|
||
else
|
||
{
|
||
return Messages.VM_USES_LOCAL_STORAGE;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
return "";
|
||
}
|
||
|
||
public decimal GetRecommendedExportSpace(bool showHiddenVMs)
|
||
{
|
||
decimal totalSpace = 0;
|
||
|
||
foreach (VBD vbd in Connection.ResolveAll(VBDs))
|
||
{
|
||
if (!vbd.IsCDROM)
|
||
{
|
||
VDI VDI = Connection.Resolve<VDI>(vbd.VDI);
|
||
if (VDI != null && VDI.Show(showHiddenVMs))
|
||
{
|
||
SR TheSR = Connection.Resolve(VDI.SR);
|
||
if (TheSR != null && !TheSR.IsToolsSR)
|
||
{
|
||
totalSpace += VDI.virtual_size;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
return totalSpace;
|
||
}
|
||
|
||
public override int CompareTo(VM other)
|
||
{
|
||
// Sort in the following order:
|
||
// 1) Control domain
|
||
// 2) Normal VMs
|
||
// 3) Snapshots
|
||
// 4) User templates
|
||
// 5) Default templates
|
||
// Within each category, using CompareNames()
|
||
|
||
int myClass, otherClass;
|
||
|
||
if (is_control_domain)
|
||
myClass = 1;
|
||
else if (is_a_snapshot)
|
||
myClass = 3;
|
||
else if (is_a_template)
|
||
myClass = DefaultTemplate ? 5 : 4;
|
||
else
|
||
myClass = 2;
|
||
|
||
if (other.is_control_domain)
|
||
otherClass = 1;
|
||
else if (other.is_a_snapshot)
|
||
otherClass = 3;
|
||
else if (other.is_a_template)
|
||
otherClass = other.DefaultTemplate ? 5 : 4;
|
||
else
|
||
otherClass = 2;
|
||
|
||
if (myClass != otherClass)
|
||
return (myClass - otherClass);
|
||
else
|
||
return base.CompareTo(other);
|
||
}
|
||
|
||
/// <summary>
|
||
/// These are the operations that make us show the orange icon for the VM in the tree
|
||
/// and on the Memory tab. It's shorter to add the ones that cause problems.
|
||
/// </summary>
|
||
public static bool is_lifecycle_operation(vm_operations op)
|
||
{
|
||
return op != vm_operations.changing_dynamic_range && op != vm_operations.changing_static_range && op != vm_operations.changing_memory_limits;
|
||
}
|
||
|
||
private DateTime startuptime;
|
||
|
||
public DateTime BodgeStartupTime
|
||
{
|
||
get
|
||
{
|
||
return startuptime;
|
||
}
|
||
set
|
||
{
|
||
startuptime = value;
|
||
// This has an impact on the virt state of the VM as we allow a set amount of time for tools to show up before assuming unvirt
|
||
NotifyPropertyChanged("virtualisation_status");
|
||
if (VirtualizationTimer != null)
|
||
VirtualizationTimer.Stop();
|
||
// 2 minutes before we give up plus some breathing space
|
||
VirtualizationTimer = new Timer(182000) { AutoReset = false };
|
||
VirtualizationTimer.Elapsed += VirtualizationTimer_Elapsed;
|
||
VirtualizationTimer.Start();
|
||
}
|
||
}
|
||
|
||
void VirtualizationTimer_Elapsed(object sender, ElapsedEventArgs e)
|
||
{
|
||
NotifyPropertyChanged("virtualisation_status");
|
||
}
|
||
|
||
private Timer VirtualizationTimer = null;
|
||
|
||
[Flags]
|
||
public enum VirtualisationStatus
|
||
{
|
||
UNKNOWN = 1,
|
||
PV_DRIVERS_OUT_OF_DATE = 2,
|
||
IO_DRIVERS_INSTALLED = 4,
|
||
MANAGEMENT_INSTALLED = 8,
|
||
};
|
||
|
||
public VirtualisationStatus virtualisation_status
|
||
{
|
||
get
|
||
{
|
||
return GetVirtualisationStatus;
|
||
}
|
||
}
|
||
|
||
public string VirtualisationVersion
|
||
{
|
||
get
|
||
{
|
||
if (Connection == null)
|
||
return "0.0";
|
||
VM_guest_metrics metrics = Connection.Resolve<VM_guest_metrics>(guest_metrics);
|
||
if (metrics == null || !metrics.PV_drivers_version.ContainsKey("major") || !metrics.PV_drivers_version.ContainsKey("minor"))
|
||
return "0.0";
|
||
return string.Format("{0}.{1}", metrics.PV_drivers_version["major"], metrics.PV_drivers_version["minor"]);
|
||
}
|
||
}
|
||
|
||
public string GetVirtualisationWarningMessages()
|
||
{
|
||
VirtualisationStatus status = GetVirtualisationStatus;
|
||
|
||
if (virtualisation_status.HasFlag(VirtualisationStatus.IO_DRIVERS_INSTALLED) && virtualisation_status.HasFlag(VirtualisationStatus.MANAGEMENT_INSTALLED)
|
||
|| virtualisation_status.HasFlag(VM.VirtualisationStatus.UNKNOWN))
|
||
// calling function shouldn't send us here if tools are, or might be, present: used to assert here but it can sometimes happen (CA-51460)
|
||
return "";
|
||
|
||
if (virtualisation_status.HasFlag(VM.VirtualisationStatus.PV_DRIVERS_OUT_OF_DATE))
|
||
{
|
||
VM_guest_metrics guestMetrics = Connection.Resolve(guest_metrics);
|
||
if (guestMetrics != null
|
||
&& guestMetrics.PV_drivers_version.ContainsKey("major")
|
||
&& guestMetrics.PV_drivers_version.ContainsKey("minor"))
|
||
{
|
||
return String.Format(Messages.PV_DRIVERS_OUT_OF_DATE, String.Format("{0}.{1}",
|
||
guestMetrics.PV_drivers_version["major"],
|
||
guestMetrics.PV_drivers_version["minor"]));
|
||
}
|
||
else
|
||
return Messages.PV_DRIVERS_OUT_OF_DATE_UNKNOWN_VERSION;
|
||
}
|
||
|
||
return HasNewVirtualisationStates ? Messages.VIRTUALIZATION_STATE_VM_MANAGEMENT_AGENT_NOT_INSTALLED : Messages.PV_DRIVERS_NOT_INSTALLED;
|
||
}
|
||
|
||
private VirtualisationStatus GetVirtualisationStatusOldVM
|
||
{
|
||
get
|
||
{
|
||
Debug.Assert(!HasNewVirtualisationStates);
|
||
|
||
VM_guest_metrics vm_guest_metrics = Connection.Resolve(guest_metrics);
|
||
|
||
if ((DateTime.UtcNow - BodgeStartupTime).TotalMinutes < 2)
|
||
{
|
||
// check to see if the metrics object has appeared, if so cancel the timer, no need to notify the property changed as this should be picked up on vm_guest_metrics being created.
|
||
if (vm_guest_metrics != null && vm_guest_metrics.PV_drivers_installed)
|
||
{
|
||
if (vm_guest_metrics.PV_drivers_up_to_date)
|
||
return VirtualisationStatus.IO_DRIVERS_INSTALLED | VirtualisationStatus.MANAGEMENT_INSTALLED;
|
||
else
|
||
return VirtualisationStatus.PV_DRIVERS_OUT_OF_DATE;
|
||
}
|
||
|
||
return VirtualisationStatus.UNKNOWN;
|
||
}
|
||
|
||
if (vm_guest_metrics == null || !vm_guest_metrics.PV_drivers_installed)
|
||
{
|
||
return 0;
|
||
}
|
||
else if (!vm_guest_metrics.PV_drivers_up_to_date)
|
||
{
|
||
return VirtualisationStatus.PV_DRIVERS_OUT_OF_DATE;
|
||
}
|
||
else
|
||
{
|
||
return VirtualisationStatus.IO_DRIVERS_INSTALLED | VirtualisationStatus.MANAGEMENT_INSTALLED;
|
||
}
|
||
}
|
||
}
|
||
|
||
private VirtualisationStatus GetVirtualisationStatusNewVM
|
||
{
|
||
get
|
||
{
|
||
Debug.Assert(HasNewVirtualisationStates);
|
||
|
||
var flags = HasStaticIP
|
||
? VirtualisationStatus.MANAGEMENT_INSTALLED
|
||
: 0;
|
||
|
||
var vm_guest_metrics = Connection.Resolve(guest_metrics);
|
||
if (vm_guest_metrics != null && vm_guest_metrics.PV_drivers_detected)
|
||
flags |= VirtualisationStatus.IO_DRIVERS_INSTALLED;
|
||
|
||
if ((DateTime.UtcNow - BodgeStartupTime).TotalMinutes < 2)
|
||
{
|
||
if (flags.HasFlag(VM.VirtualisationStatus.IO_DRIVERS_INSTALLED))
|
||
return flags;
|
||
|
||
return VirtualisationStatus.UNKNOWN;
|
||
}
|
||
|
||
return flags;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Virtualization Status of the VM
|
||
/// </summary>
|
||
///
|
||
/// <remarks>
|
||
/// Following states are expected:
|
||
///
|
||
/// For Non-Windows VMs and for Windows VMs pre-Dundee:
|
||
/// 0 = Not installed
|
||
/// 1 = Unknown
|
||
/// 2 = Out of date
|
||
/// 12 = Tools installed (Optimized)
|
||
///
|
||
/// For Windows VMs on Dundee or higher:
|
||
/// 0 = Not installed
|
||
/// 1 = Unknown
|
||
/// 4 = I/O Optimized
|
||
/// 12 = I/O and Management installed
|
||
/// </remarks>
|
||
public VirtualisationStatus GetVirtualisationStatus
|
||
{
|
||
get
|
||
{
|
||
if (Connection == null)
|
||
return VirtualisationStatus.UNKNOWN;
|
||
|
||
VM_metrics vm_metrics = Connection.Resolve(metrics);
|
||
if (vm_metrics == null || power_state != vm_power_state.Running)
|
||
{
|
||
return VirtualisationStatus.UNKNOWN;
|
||
}
|
||
|
||
return HasNewVirtualisationStates ? GetVirtualisationStatusNewVM : GetVirtualisationStatusOldVM;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Is this a Windows VM on Dundee or higher host?
|
||
/// We need to know this, because for those VMs virtualization status is defined differently.
|
||
/// This does not mean new(ly created) VM
|
||
/// </summary>
|
||
public bool HasNewVirtualisationStates
|
||
{
|
||
get
|
||
{
|
||
return IsWindows && XenAdmin.Core.Helpers.DundeeOrGreater(Connection);
|
||
}
|
||
}
|
||
|
||
|
||
/// <summary>
|
||
/// Does this VM support ballooning? I.e., are tools installed, on a ballonable OS?
|
||
/// Doesn't check for Midnight Ride or licensing constraints.
|
||
/// </summary>
|
||
public bool has_ballooning
|
||
{
|
||
get
|
||
{
|
||
if (Connection == null)
|
||
return false;
|
||
|
||
// For templates see comments in CA-34258/CA-34260: we cannot tell whether tools
|
||
// are installed so we offer ballooning if and only if the dynamic min != static_max.
|
||
if (is_a_template)
|
||
return (memory_dynamic_min != memory_static_max);
|
||
|
||
VM_guest_metrics metrics = Connection.Resolve<VM_guest_metrics>(guest_metrics);
|
||
if (metrics == null)
|
||
return false;
|
||
Dictionary<string, string> other_key = metrics.other;
|
||
return (other_key != null && other_key.ContainsKey("feature-balloon"));
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Whether to show advanced ballooning UI (i.e., separate setting of dynamic_max and static_max)
|
||
/// </summary>
|
||
public bool advanced_ballooning
|
||
{
|
||
get
|
||
{
|
||
return (memory_dynamic_max != memory_static_max && has_ballooning);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Whether the VM should be shown to the user in the GUI.
|
||
/// </summary>
|
||
public override bool Show(bool showHiddenVMs)
|
||
{
|
||
if (InternalTemplate)
|
||
return false;
|
||
|
||
if (name_label.StartsWith(Helpers.GuiTempObjectPrefix))
|
||
return false;
|
||
|
||
if (showHiddenVMs)
|
||
return true;
|
||
|
||
return !IsHidden;
|
||
|
||
}
|
||
|
||
/// <summary>
|
||
/// Returns whether the other_config.HideFromXenCenter flag is set to true.
|
||
/// </summary>
|
||
public override bool IsHidden
|
||
{
|
||
get
|
||
{
|
||
return BoolKey(other_config, HIDE_FROM_XENCENTER);
|
||
}
|
||
}
|
||
|
||
public bool HasNoDisksAndNoLocalCD
|
||
{
|
||
get
|
||
{
|
||
if (Connection == null)
|
||
return false;
|
||
foreach (VBD vbd in Connection.ResolveAll<VBD>(VBDs))
|
||
{
|
||
if (vbd.type == vbd_type.Disk)
|
||
{
|
||
return false; // we have a disk :(
|
||
}
|
||
else
|
||
{
|
||
VDI vdi = Connection.Resolve<VDI>(vbd.VDI);
|
||
if (vdi == null)
|
||
continue;
|
||
SR sr = Connection.Resolve<SR>(vdi.SR);
|
||
if (sr == null || sr.shared)
|
||
continue;
|
||
return false; // we have a shared cd
|
||
}
|
||
}
|
||
return true; // we have no disks hooray!!
|
||
}
|
||
}
|
||
|
||
private const string P2V_SOURCE_MACHINE = "p2v_source_machine";
|
||
private const string P2V_IMPORT_DATE = "p2v_import_date";
|
||
|
||
public bool IsP2V
|
||
{
|
||
get
|
||
{
|
||
return other_config != null && other_config.ContainsKey(P2V_SOURCE_MACHINE) && other_config.ContainsKey(P2V_IMPORT_DATE);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Sort in the following order:
|
||
/// 1) User Templates
|
||
/// 2) Windows VMs
|
||
/// 3) Other VMs (e.g. Linux)
|
||
/// 4) Citrix VMs (e.g. XenApp templates)
|
||
/// 5) Misc VMs
|
||
/// 6) Regular snapshots
|
||
/// 7) Snapshots from VMPP (CA-46206)
|
||
/// Last: Hidden VMs (only visible if "Show Hidden Objects" is on: see CA-39036).
|
||
/// </summary>
|
||
public enum VmTemplateType
|
||
{
|
||
NoTemplate = 0,//it's not a template
|
||
Custom = 1,
|
||
Windows = 2,
|
||
Centos = 3,
|
||
CoreOS = 4,
|
||
Debian = 5,
|
||
NeoKylin = 6,
|
||
Oracle = 7,
|
||
RedHat = 8,
|
||
SciLinux = 9,
|
||
Suse = 10,
|
||
Ubuntu = 11,
|
||
Citrix = 12,
|
||
Solaris = 13,
|
||
Misc = 14,
|
||
Snapshot = 15,
|
||
SnapshotFromVmpp = 16,
|
||
Count = 17 //bump this if values are added
|
||
}
|
||
|
||
public VmTemplateType TemplateType
|
||
{
|
||
get
|
||
{
|
||
if (!is_a_template)
|
||
return VmTemplateType.NoTemplate;
|
||
|
||
if (is_snapshot_from_vmpp)
|
||
return VmTemplateType.SnapshotFromVmpp;
|
||
|
||
if (is_a_snapshot)
|
||
return VmTemplateType.Snapshot;
|
||
|
||
if (!DefaultTemplate)
|
||
return VmTemplateType.Custom;
|
||
|
||
string os = name_label.ToLowerInvariant();
|
||
|
||
if (os.Contains("citrix"))
|
||
return VmTemplateType.Citrix;
|
||
|
||
if (os.Contains("debian"))
|
||
return VmTemplateType.Debian;
|
||
|
||
if (os.Contains("centos"))
|
||
return VmTemplateType.Centos;
|
||
|
||
if (os.Contains("red hat"))
|
||
return VmTemplateType.RedHat;
|
||
|
||
if (os.Contains("oracle"))
|
||
return VmTemplateType.Oracle;
|
||
|
||
if (os.Contains("suse"))
|
||
return VmTemplateType.Suse;
|
||
|
||
if (os.Contains("scientific"))
|
||
return VmTemplateType.SciLinux;
|
||
|
||
if (os.Contains("windows"))
|
||
return VmTemplateType.Windows;
|
||
|
||
if (os.Contains("ubuntu"))
|
||
return VmTemplateType.Ubuntu;
|
||
|
||
if (os.Contains("kylin"))
|
||
return VmTemplateType.NeoKylin;
|
||
|
||
if (os.Contains("solaris"))
|
||
return VmTemplateType.Solaris;
|
||
|
||
if (os.Contains("coreos"))
|
||
return VmTemplateType.CoreOS;
|
||
|
||
return VmTemplateType.Misc;
|
||
}
|
||
}
|
||
|
||
public VmDescriptionType DescriptionType
|
||
{
|
||
get
|
||
{
|
||
var templateType = TemplateType;
|
||
|
||
switch (templateType)
|
||
{
|
||
case VmTemplateType.NoTemplate:
|
||
case VmTemplateType.Custom:
|
||
case VmTemplateType.Snapshot:
|
||
case VmTemplateType.SnapshotFromVmpp:
|
||
return VmDescriptionType.ReadWrite;
|
||
|
||
case VmTemplateType.Misc:
|
||
return VmDescriptionType.ReadOnly;
|
||
|
||
default:
|
||
return VmDescriptionType.None;
|
||
}
|
||
}
|
||
}
|
||
|
||
public enum VmDescriptionType { None, ReadOnly, ReadWrite }
|
||
|
||
public override string Description
|
||
{
|
||
get
|
||
{
|
||
// Don't i18n this
|
||
if (IsP2V && name_description.StartsWith("VM imported from physical machine"))
|
||
return "";
|
||
if (DescriptionType == VmDescriptionType.ReadOnly)
|
||
return PropertyManager.GetFriendlyName("VM.TemplateDescription-" + name_label) ?? name_description;
|
||
|
||
//if this assertion fails it means the code calling this property
|
||
//should be checking beforehand what the DescriptionType is
|
||
Debug.Assert(DescriptionType != VmDescriptionType.None);
|
||
|
||
return name_description;
|
||
}
|
||
}
|
||
|
||
public string P2V_SourceMachine
|
||
{
|
||
get
|
||
{
|
||
return other_config != null && other_config.ContainsKey(P2V_SOURCE_MACHINE) ? other_config[P2V_SOURCE_MACHINE] : "";
|
||
}
|
||
}
|
||
|
||
public DateTime P2V_ImportDate
|
||
{
|
||
get
|
||
{
|
||
if (other_config == null || !other_config.ContainsKey(P2V_IMPORT_DATE))
|
||
return DateTime.MinValue;
|
||
|
||
string importDate = other_config[P2V_IMPORT_DATE];
|
||
return TimeUtil.ParseISO8601DateTime(importDate);
|
||
}
|
||
}
|
||
|
||
public static XenRef<Task> async_live_migrate(Session session, string _vm, string _host)
|
||
{
|
||
Dictionary<string, string> options = new Dictionary<string, string>();
|
||
options["live"] = "true";
|
||
return XenAPI.VM.async_pool_migrate(session, _vm, _host, options);
|
||
}
|
||
|
||
public String GetOSName()
|
||
{
|
||
VM_guest_metrics guestMetrics = Connection.Resolve(guest_metrics);
|
||
if (guestMetrics == null)
|
||
return Messages.UNKNOWN;
|
||
|
||
if (guestMetrics.os_version == null)
|
||
return Messages.UNKNOWN;
|
||
|
||
if (!guestMetrics.os_version.ContainsKey("name"))
|
||
return Messages.UNKNOWN;
|
||
|
||
String os_name = guestMetrics.os_version["name"];
|
||
|
||
// This hack is to make the windows names look nicer
|
||
int index = os_name.IndexOf("|");
|
||
if (index >= 1)
|
||
os_name = os_name.Substring(0, index);
|
||
|
||
// CA-9631: conform to MS trademark guidelines
|
||
if (os_name.StartsWith("Microsoft<66>"))
|
||
{
|
||
if (os_name != "Microsoft<66>")
|
||
os_name = os_name.Substring(10).Trim();
|
||
}
|
||
else if (os_name.StartsWith("Microsoft"))
|
||
{
|
||
if (os_name != "Microsoft")
|
||
os_name = os_name.Substring(9).Trim();
|
||
}
|
||
|
||
if (os_name == "")
|
||
return Messages.UNKNOWN;
|
||
else
|
||
return os_name;
|
||
}
|
||
|
||
/// <summary>
|
||
/// Gets the time this VM started, in server time, UTC. Returns DateTime.MinValue if there are no VM_metrics
|
||
/// to read.
|
||
/// </summary>
|
||
public DateTime GetStartTime()
|
||
{
|
||
VM_metrics metrics = Connection.Resolve(this.metrics);
|
||
if (metrics == null)
|
||
return DateTime.MinValue;
|
||
|
||
return metrics.start_time;
|
||
}
|
||
private static readonly DateTime Epoch = new DateTime(1970, 1, 1);
|
||
|
||
public PrettyTimeSpan RunningTime
|
||
{
|
||
get
|
||
{
|
||
if (power_state != vm_power_state.Running &&
|
||
power_state != vm_power_state.Paused &&
|
||
power_state != vm_power_state.Suspended)
|
||
{
|
||
return null;
|
||
}
|
||
|
||
DateTime startTime = GetStartTime();
|
||
if (startTime == Epoch || startTime == DateTime.MinValue)
|
||
return null;
|
||
return new PrettyTimeSpan(DateTime.UtcNow - startTime - Connection.ServerTimeOffset);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Returns DateTime.MinValue if the date is not present in other_config.
|
||
/// </summary>
|
||
public DateTime LastShutdownTime
|
||
{
|
||
get
|
||
{
|
||
if (other_config.ContainsKey("last_shutdown_time"))
|
||
{
|
||
return TimeUtil.ParseISO8601DateTime(other_config["last_shutdown_time"]);
|
||
}
|
||
else
|
||
{
|
||
return DateTime.MinValue;
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <remarks>
|
||
/// AlwaysRestartHighPriority and AlwaysRestart are replaced by Restart in Boston; we still keep them for backward compatibility
|
||
/// </remarks>
|
||
public enum HA_Restart_Priority { AlwaysRestartHighPriority, AlwaysRestart, Restart, BestEffort, DoNotRestart };
|
||
|
||
/// <summary>
|
||
/// An enum-ified version of ha_restart_priority: use this one instead.
|
||
/// NB setting this property does not change ha-always-run.
|
||
/// </summary>
|
||
public HA_Restart_Priority HARestartPriority
|
||
{
|
||
get
|
||
{
|
||
return StringToPriority(this.ha_restart_priority);
|
||
}
|
||
set
|
||
{
|
||
this.ha_restart_priority = PriorityToString(value);
|
||
}
|
||
}
|
||
|
||
public override string NameWithLocation
|
||
{
|
||
get
|
||
{
|
||
if (this.Connection != null)
|
||
{
|
||
if (this.is_a_real_vm)
|
||
{
|
||
return base.NameWithLocation;
|
||
}
|
||
else if (this.is_a_snapshot)
|
||
{
|
||
var snapshotOf = this.Connection.Resolve(this.snapshot_of);
|
||
if (snapshotOf == null)
|
||
return base.NameWithLocation;
|
||
|
||
return string.Format(Messages.SNAPSHOT_OF_TITLE, Name, snapshotOf.Name, LocationString);
|
||
}
|
||
else if (this.is_a_template)
|
||
{
|
||
if (Helpers.IsPool(Connection))
|
||
return string.Format(Messages.OBJECT_IN_POOL, Name, Connection.Name);
|
||
|
||
return string.Format(Messages.OBJECT_ON_SERVER, Name, Connection.Name);
|
||
}
|
||
}
|
||
|
||
return base.NameWithLocation;
|
||
}
|
||
}
|
||
|
||
internal override string LocationString
|
||
{
|
||
get
|
||
{
|
||
Host server = this.Home();
|
||
if (server != null)
|
||
return string.Format(Messages.ON_SERVER, server);
|
||
|
||
Pool pool = Helpers.GetPool(this.Connection);
|
||
if (pool != null)
|
||
return string.Format(Messages.IN_POOL, pool);
|
||
|
||
return string.Empty;
|
||
}
|
||
}
|
||
|
||
|
||
public static List<HA_Restart_Priority> GetAvailableRestartPriorities(IXenConnection connection)
|
||
{
|
||
var restartPriorities = new List<HA_Restart_Priority>();
|
||
restartPriorities.Add(HA_Restart_Priority.Restart);
|
||
restartPriorities.Add(HA_Restart_Priority.BestEffort);
|
||
restartPriorities.Add(HA_Restart_Priority.DoNotRestart);
|
||
return restartPriorities;
|
||
}
|
||
|
||
/// <summary>
|
||
/// Returns true if VM's restart priority is AlwaysRestart or AlwaysRestartHighPriority.
|
||
/// </summary>
|
||
public bool HaPriorityIsRestart()
|
||
{
|
||
HA_Restart_Priority haRestartPriority = HARestartPriority;
|
||
return HaPriorityIsRestart(Connection, HARestartPriority);
|
||
}
|
||
|
||
public static bool HaPriorityIsRestart(IXenConnection connection, HA_Restart_Priority haRestartPriority)
|
||
{
|
||
return haRestartPriority == HA_Restart_Priority.Restart;
|
||
}
|
||
|
||
public static HA_Restart_Priority HaHighestProtectionAvailable(IXenConnection connection)
|
||
{
|
||
return HA_Restart_Priority.Restart;
|
||
}
|
||
|
||
public const string RESTART_PRIORITY_ALWAYS_RESTART_HIGH_PRIORITY = "0"; //only used for Pre-Boston pools
|
||
public const string RESTART_PRIORITY_ALWAYS_RESTART = "1"; //only used for Pre-Boston pools
|
||
/// <summary>
|
||
/// This is the new "Restart" priority in Boston, and will replace RESTART_PRIORITY_ALWAYS_RESTART_HIGH_PRIORITY and RESTART_PRIORITY_ALWAYS_RESTART
|
||
/// </summary>
|
||
public const string RESTART_PRIORITY_RESTART = "restart";
|
||
public const string RESTART_PRIORITY_BEST_EFFORT = "best-effort";
|
||
public const string RESTART_PRIORITY_DO_NOT_RESTART = "";
|
||
|
||
/// <summary>
|
||
/// Parses a HA_Restart_Priority into a string the server understands.
|
||
/// </summary>
|
||
/// <param name="priority"></param>
|
||
/// <returns></returns>
|
||
internal static string PriorityToString(HA_Restart_Priority priority)
|
||
{
|
||
switch (priority)
|
||
{
|
||
case HA_Restart_Priority.AlwaysRestartHighPriority:
|
||
return RESTART_PRIORITY_ALWAYS_RESTART_HIGH_PRIORITY;
|
||
case HA_Restart_Priority.AlwaysRestart:
|
||
return RESTART_PRIORITY_ALWAYS_RESTART;
|
||
case HA_Restart_Priority.Restart:
|
||
return RESTART_PRIORITY_RESTART;
|
||
case HA_Restart_Priority.BestEffort:
|
||
return RESTART_PRIORITY_BEST_EFFORT;
|
||
default:
|
||
return RESTART_PRIORITY_DO_NOT_RESTART;
|
||
}
|
||
}
|
||
|
||
internal static HA_Restart_Priority StringToPriority(string priority)
|
||
{
|
||
switch (priority)
|
||
{
|
||
case RESTART_PRIORITY_ALWAYS_RESTART_HIGH_PRIORITY:
|
||
return HA_Restart_Priority.AlwaysRestartHighPriority;
|
||
case RESTART_PRIORITY_RESTART:
|
||
return HA_Restart_Priority.Restart;
|
||
case RESTART_PRIORITY_DO_NOT_RESTART:
|
||
return HA_Restart_Priority.DoNotRestart;
|
||
case RESTART_PRIORITY_BEST_EFFORT:
|
||
return HA_Restart_Priority.BestEffort;
|
||
default:
|
||
return HA_Restart_Priority.AlwaysRestart;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Whether HA is capable of restarting this VM (i.e. the VM is not a template or control domain).
|
||
/// </summary>
|
||
public bool HaCanProtect(bool showHiddenVMs)
|
||
{
|
||
return is_a_real_vm && Show(showHiddenVMs);
|
||
|
||
}
|
||
|
||
/// <summary>
|
||
/// True if this VM's ha_restart_priority is not "Do not restart" and its pool has ha_enabled true.
|
||
/// </summary>
|
||
public bool HAIsProtected
|
||
{
|
||
get
|
||
{
|
||
if (Connection == null)
|
||
return false;
|
||
Pool myPool = Helpers.GetPoolOfOne(Connection);
|
||
if (myPool == null)
|
||
return false;
|
||
return myPool.ha_enabled && this.HARestartPriority != HA_Restart_Priority.DoNotRestart;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Calls set_ha_restart_priority
|
||
/// </summary>
|
||
/// <param name="priority"></param>
|
||
public static void SetHaRestartPriority(Session session, VM vm, HA_Restart_Priority priority)
|
||
{
|
||
VM.set_ha_restart_priority(session, vm.opaque_ref, PriorityToString(priority));
|
||
}
|
||
|
||
public bool AnyDiskFastClonable
|
||
{
|
||
get
|
||
{
|
||
if (Connection == null)
|
||
return false;
|
||
foreach (VBD vbd in Connection.ResolveAll(VBDs))
|
||
{
|
||
if (vbd.type != vbd_type.Disk)
|
||
continue;
|
||
|
||
VDI vdi = Connection.Resolve(vbd.VDI);
|
||
if (vdi == null)
|
||
continue;
|
||
|
||
SR sr = Connection.Resolve(vdi.SR);
|
||
if (sr == null)
|
||
continue;
|
||
|
||
SM sm = SM.GetByType(Connection, sr.type);
|
||
if (sm == null)
|
||
continue;
|
||
|
||
if (Array.IndexOf(sm.capabilities, "VDI_CLONE") != -1)
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
}
|
||
|
||
public bool HasAtLeastOneDisk
|
||
{
|
||
get
|
||
{
|
||
if (Connection == null)
|
||
return false;
|
||
foreach (VBD vbd in Connection.ResolveAll(VBDs))
|
||
{
|
||
if (vbd.type != vbd_type.Disk)
|
||
continue;
|
||
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Checks whether the VM is the dom0 (the flag is_control_domain may also apply to other control domains)
|
||
/// </summary>
|
||
public bool IsControlDomainZero
|
||
{
|
||
get
|
||
{
|
||
if (!is_control_domain)
|
||
return false;
|
||
|
||
var host = Connection.Resolve(resident_on);
|
||
if (host == null)
|
||
return false;
|
||
|
||
if (!Helper.IsNullOrEmptyOpaqueRef(host.control_domain))
|
||
return host.control_domain == opaque_ref;
|
||
|
||
var vms = Connection.ResolveAll(host.resident_VMs);
|
||
var first = vms.FirstOrDefault(vm => vm.is_control_domain && vm.domid == 0);
|
||
return first != null && first.opaque_ref == opaque_ref;
|
||
}
|
||
}
|
||
|
||
public bool not_a_real_vm
|
||
{
|
||
get { return is_a_snapshot || is_a_template || is_control_domain; }
|
||
}
|
||
|
||
public bool is_a_real_vm
|
||
{
|
||
get { return !not_a_real_vm; }
|
||
}
|
||
|
||
private bool _isBeingCreated;
|
||
public bool IsBeingCreated
|
||
{
|
||
get { return _isBeingCreated; }
|
||
set
|
||
{
|
||
_isBeingCreated = value;
|
||
NotifyPropertyChanged("IsBeingCreated");
|
||
}
|
||
}
|
||
|
||
public XmlNode ProvisionXml
|
||
{
|
||
get
|
||
{
|
||
try
|
||
{
|
||
string xml = Get(other_config, "disks");
|
||
if (string.IsNullOrEmpty(xml))
|
||
return null;
|
||
|
||
XmlDocument doc = new XmlDocument();
|
||
doc.LoadXml(xml);
|
||
return doc.FirstChild;
|
||
}
|
||
catch (Exception)
|
||
{
|
||
return null;
|
||
}
|
||
}
|
||
set
|
||
{
|
||
other_config["disks"] = value.OuterXml;
|
||
}
|
||
}
|
||
|
||
public bool InstantTemplate
|
||
{
|
||
get
|
||
{
|
||
return BoolKey(other_config, "instant");
|
||
}
|
||
}
|
||
|
||
public override string ToString()
|
||
{
|
||
return name_label;
|
||
}
|
||
|
||
/// <summary>
|
||
/// The name label of the VM's affinity server, or None if it is not set
|
||
/// (This is what the UI calls the "home server", but is not the same as VM.Home).
|
||
/// </summary>
|
||
public string AffinityServerString
|
||
{
|
||
get
|
||
{
|
||
Host host = Connection.Resolve(affinity);
|
||
if (host == null)
|
||
return Messages.NONE;
|
||
|
||
return host.Name;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// The virtualisation state of the vm as a friendly string (optimized, out of date, not installed, unknown)
|
||
/// </summary>
|
||
public string VirtualisationStatusString
|
||
{
|
||
get
|
||
{
|
||
if (virtualisation_status.HasFlag(VirtualisationStatus.IO_DRIVERS_INSTALLED | VirtualisationStatus.MANAGEMENT_INSTALLED))
|
||
{
|
||
if (!HasNewVirtualisationStates)
|
||
return string.Format(Messages.VIRTUALIZATION_OPTIMIZED, VirtualisationVersion);
|
||
else
|
||
return Messages.VIRTUALIZATION_STATE_VM_IO_DRIVERS_AND_MANAGEMENT_AGENT_INSTALLED;
|
||
}
|
||
|
||
if (virtualisation_status.HasFlag(VirtualisationStatus.PV_DRIVERS_OUT_OF_DATE))
|
||
return string.Format(Messages.VIRTUALIZATION_OUT_OF_DATE, VirtualisationVersion);
|
||
|
||
if (virtualisation_status == 0)
|
||
return Messages.PV_DRIVERS_NOT_INSTALLED;
|
||
|
||
if (virtualisation_status.HasFlag(VM.VirtualisationStatus.IO_DRIVERS_INSTALLED)
|
||
&& !virtualisation_status.HasFlag(VirtualisationStatus.MANAGEMENT_INSTALLED))
|
||
return Messages.VIRTUALIZATION_STATE_VM_MANAGEMENT_AGENT_NOT_INSTALLED;
|
||
|
||
return Messages.VIRTUALIZATION_UNKNOWN;
|
||
}
|
||
}
|
||
|
||
public SnapshotsView SnapshotView
|
||
{
|
||
get { return _snapshotView; }
|
||
set { _snapshotView = value; }
|
||
}
|
||
|
||
public bool HasProvisionXML
|
||
{
|
||
get
|
||
{
|
||
return other_config != null && other_config.ContainsKey("disks");
|
||
}
|
||
}
|
||
|
||
public bool BiosStringsCopied
|
||
{
|
||
get
|
||
{
|
||
if (DefaultTemplate)
|
||
{
|
||
return false;
|
||
}
|
||
|
||
if (bios_strings.Count == 0)
|
||
{
|
||
return false;
|
||
}
|
||
|
||
bool value = bios_strings.ContainsKey("bios-vendor") && bios_strings["bios-vendor"] == "Xen"
|
||
&& bios_strings.ContainsKey("system-manufacturer") && bios_strings["system-manufacturer"] == "Xen";
|
||
|
||
return !value;
|
||
}
|
||
}
|
||
|
||
public bool HasCD
|
||
{
|
||
get
|
||
{
|
||
foreach (var vbd in this.Connection.ResolveAll<VBD>(this.VBDs))
|
||
{
|
||
if (vbd.IsCDROM)
|
||
{
|
||
return true;
|
||
}
|
||
}
|
||
return false;
|
||
}
|
||
|
||
}
|
||
|
||
public bool HasVGPUs
|
||
{
|
||
get
|
||
{
|
||
return (VGPUs != null && VGPUs.Count > 0);
|
||
}
|
||
}
|
||
|
||
public bool HasGPUPassthrough
|
||
{
|
||
get
|
||
{
|
||
if (VGPUs != null && VGPUs.Count > 0)
|
||
{
|
||
var vGPUs = Connection.ResolveAll(VGPUs);
|
||
return vGPUs.Any(vGPU => vGPU != null && vGPU.IsPassthrough);
|
||
}
|
||
return false;
|
||
}
|
||
}
|
||
|
||
|
||
public virtual IEnumerable<SR> SRs
|
||
{
|
||
get
|
||
{
|
||
List<VBD> vbds = Connection.ResolveAll(VBDs);
|
||
foreach (var vbd in vbds)
|
||
{
|
||
if (vbd != null)
|
||
{
|
||
VDI vdi = vbd.Connection.Resolve(vbd.VDI);
|
||
if (vdi != null)
|
||
{
|
||
yield return vdi.Connection.Resolve(vdi.SR);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
public bool IsAssignedToVapp
|
||
{
|
||
get
|
||
{
|
||
//on pre-boston servers appliance is null
|
||
return appliance != null && appliance.opaque_ref != null &&
|
||
appliance.opaque_ref.StartsWith("OpaqueRef:") &&
|
||
appliance.opaque_ref != "OpaqueRef:NULL";
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Try to determine if this VM is WSS - this is a best guess only
|
||
/// </summary>
|
||
public bool CouldBeWss
|
||
{
|
||
get
|
||
{
|
||
const string wssName = "Web Self Service";
|
||
return name_label.Contains(wssName);
|
||
}
|
||
}
|
||
|
||
public static List<XenRef<SR>> GetDRMissingSRs(Session session, string vm, Session sessionTo)
|
||
{
|
||
return Helpers.CreedenceOrGreater(sessionTo.Connection)
|
||
? VM.get_SRs_required_for_recovery(session, vm, sessionTo.uuid)
|
||
: null;
|
||
}
|
||
|
||
public long CoresPerSocket
|
||
{
|
||
get
|
||
{
|
||
if (platform != null && platform.ContainsKey("cores-per-socket"))
|
||
{
|
||
long coresPerSocket;
|
||
return long.TryParse(platform["cores-per-socket"], out coresPerSocket) ? coresPerSocket : DEFAULT_CORES_PER_SOCKET;
|
||
}
|
||
return DEFAULT_CORES_PER_SOCKET;
|
||
}
|
||
set
|
||
{
|
||
if (value != CoresPerSocket)
|
||
{
|
||
|
||
Dictionary<string, string> newPlatform =
|
||
platform == null ?
|
||
new Dictionary<string, string>() :
|
||
new Dictionary<string, string>(platform);
|
||
newPlatform["cores-per-socket"] = value.ToString();
|
||
platform = newPlatform;
|
||
}
|
||
}
|
||
}
|
||
|
||
public long MaxCoresPerSocket
|
||
{
|
||
get
|
||
{
|
||
var homeServer = Home();
|
||
if (homeServer != null)
|
||
return homeServer.CoresPerSocket;
|
||
|
||
var maxCoresPerSocket = 0;
|
||
foreach (var host in this.Connection.Cache.Hosts)
|
||
{
|
||
if (host.CoresPerSocket > maxCoresPerSocket)
|
||
maxCoresPerSocket = host.CoresPerSocket;
|
||
}
|
||
return maxCoresPerSocket;
|
||
}
|
||
}
|
||
|
||
public bool HasValidVCPUConfiguration
|
||
{
|
||
get { return ValidVCPUConfiguration(VCPUs_max, CoresPerSocket) == ""; }
|
||
}
|
||
|
||
public static string ValidVCPUConfiguration(long noOfVCPUs, long coresPerSocket)
|
||
{
|
||
if (coresPerSocket > 0)
|
||
{
|
||
if (noOfVCPUs % coresPerSocket != 0)
|
||
return Messages.CPU_TOPOLOGY_INVALID_REASON_MULTIPLE;
|
||
if (noOfVCPUs / coresPerSocket > MAX_SOCKETS)
|
||
return Messages.CPU_TOPOLOGY_INVALID_REASON_SOCKETS;
|
||
}
|
||
return "";
|
||
}
|
||
|
||
public string Topology
|
||
{
|
||
get
|
||
{
|
||
var cores = CoresPerSocket;
|
||
var sockets = ValidVCPUConfiguration(VCPUs_max, cores) == "" ? VCPUs_max/cores : 0;
|
||
return GetTopology(sockets, cores);
|
||
}
|
||
}
|
||
|
||
public static string GetTopology(long sockets, long cores)
|
||
{
|
||
if (sockets == 0) // invalid cores value
|
||
return cores == 1 ? string.Format(Messages.CPU_TOPOLOGY_STRING_INVALID_VALUE_1) : string.Format(Messages.CPU_TOPOLOGY_STRING_INVALID_VALUE, cores);
|
||
if (sockets == 1 && cores == 1)
|
||
return Messages.CPU_TOPOLOGY_STRING_1_SOCKET_1_CORE;
|
||
if (sockets == 1)
|
||
return string.Format(Messages.CPU_TOPOLOGY_STRING_1_SOCKET_N_CORE, cores);
|
||
if (cores == 1)
|
||
return string.Format(Messages.CPU_TOPOLOGY_STRING_N_SOCKET_1_CORE, sockets);
|
||
return string.Format(Messages.CPU_TOPOLOGY_STRING_N_SOCKET_N_CORE, sockets, cores);
|
||
}
|
||
|
||
public bool CanBeEnlightened
|
||
{
|
||
get { return other_config.ContainsKey("xscontainer-monitor"); }
|
||
}
|
||
|
||
public bool IsEnlightened
|
||
{
|
||
get
|
||
{
|
||
var v = Get(other_config, "xscontainer-monitor");
|
||
return v == null ? false : v.ToLower() == "true";
|
||
}
|
||
}
|
||
|
||
public VDI CloudConfigDrive
|
||
{
|
||
get
|
||
{
|
||
var vbds = Connection.ResolveAll(VBDs);
|
||
return vbds.Select(vbd => Connection.Resolve(vbd.VDI)).FirstOrDefault(vdi => vdi != null && vdi.IsCloudConfigDrive);
|
||
}
|
||
}
|
||
|
||
public bool CanHaveCloudConfigDrive
|
||
{
|
||
get
|
||
{
|
||
if (is_a_template && TemplateType == VmTemplateType.CoreOS)
|
||
return true;
|
||
//otherwise check if it has a config drive
|
||
return CloudConfigDrive != null;
|
||
}
|
||
}
|
||
|
||
public VM_Docker_Info DockerInfo
|
||
{
|
||
get
|
||
{
|
||
string xml = Get(other_config, "docker_info");
|
||
if (string.IsNullOrEmpty(xml))
|
||
return null;
|
||
VM_Docker_Info info = new VM_Docker_Info(xml);
|
||
return info;
|
||
}
|
||
}
|
||
|
||
public VM_Docker_Version DockerVersion
|
||
{
|
||
get
|
||
{
|
||
string xml = Get(other_config, "docker_version");
|
||
if (string.IsNullOrEmpty(xml))
|
||
return null;
|
||
VM_Docker_Version info = new VM_Docker_Version(xml);
|
||
return info;
|
||
}
|
||
}
|
||
|
||
public bool ReadCachingEnabled
|
||
{
|
||
get
|
||
{
|
||
return ReadCachingVDIs.Count > 0;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Return the list of VDIs that have Read Caching enabled
|
||
/// </summary>
|
||
public List<VDI> ReadCachingVDIs
|
||
{
|
||
get
|
||
{
|
||
var readCachingVdis = new List<VDI>();
|
||
foreach (var vbd in Connection.ResolveAll(VBDs).Where(vbd => vbd != null && vbd.currently_attached))
|
||
{
|
||
var vdi = Connection.Resolve(vbd.VDI);
|
||
var resident_host = Connection.Resolve(resident_on);
|
||
if (vdi != null && resident_host != null && vdi.ReadCachingEnabled(resident_host))
|
||
readCachingVdis.Add(vdi);
|
||
}
|
||
return readCachingVdis;
|
||
}
|
||
}
|
||
|
||
public string ReadCachingDisabledReason
|
||
{
|
||
// The code in VDI.ReadCachingDisabledReason returns the first matching reason from the list
|
||
// (LICENSE_RESTRICTION, SR_NOT_SUPPORTED, NO_RO_IMAGE, SR_OVERRIDE). In the case that there
|
||
// are several VDIs with different reasons, this function returns the last matching reason,
|
||
// because that is the VDI that is nearest to being read-cachable in some sense. As the reasons
|
||
// are stored in an enum, we can just use greater-than to find the last reason
|
||
get
|
||
{
|
||
var ans = VDI.ReadCachingDisabledReasonCode.UNKNOWN;
|
||
foreach (var vbd in Connection.ResolveAll(VBDs).Where(vbd => vbd != null && vbd.currently_attached))
|
||
{
|
||
var vdi = Connection.Resolve(vbd.VDI);
|
||
var resident_host = Connection.Resolve(resident_on);
|
||
if (vdi != null && resident_host != null && !vdi.ReadCachingEnabled(resident_host))
|
||
{
|
||
var reason = vdi.ReadCachingDisabledReason(resident_host);
|
||
if (reason > ans)
|
||
ans = reason;
|
||
}
|
||
}
|
||
|
||
switch (ans)
|
||
{
|
||
case VDI.ReadCachingDisabledReasonCode.LICENSE_RESTRICTION:
|
||
if (Helpers.FeatureForbidden(Connection, Host.RestrictReadCaching))
|
||
return Messages.VM_READ_CACHING_DISABLED_REASON_LICENSE;
|
||
else
|
||
return Messages.VM_READ_CACHING_DISABLED_REASON_PREV_LICENSE;
|
||
case VDI.ReadCachingDisabledReasonCode.SR_NOT_SUPPORTED:
|
||
return Messages.VM_READ_CACHING_DISABLED_REASON_SR_TYPE;
|
||
case VDI.ReadCachingDisabledReasonCode.NO_RO_IMAGE:
|
||
return Messages.VM_READ_CACHING_DISABLED_REASON_NO_RO_IMAGE;
|
||
case VDI.ReadCachingDisabledReasonCode.SR_OVERRIDE:
|
||
return Messages.VM_READ_CACHING_DISABLED_REASON_TURNED_OFF;
|
||
default:
|
||
// should only happen transiently
|
||
return null;
|
||
}
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Whether the VM can be moved inside the pool (vdi copy + destroy)
|
||
/// </summary>
|
||
public bool CanBeMoved
|
||
{
|
||
get
|
||
{
|
||
if (SRs.Any(sr => sr != null && sr.HBALunPerVDI))
|
||
return false;
|
||
|
||
if (!is_a_template && !Locked && allowed_operations != null && allowed_operations.Contains(vm_operations.export) && power_state != vm_power_state.Suspended)
|
||
{
|
||
return Connection.ResolveAll(VBDs).Find(v => v.IsOwner) != null;
|
||
}
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Whether the VM can be copied inside the pool (vm.copy)
|
||
/// </summary>
|
||
public bool CanBeCopied
|
||
{
|
||
get
|
||
{
|
||
if (!is_a_template && !Locked && allowed_operations != null && allowed_operations.Contains(vm_operations.export) && power_state != vm_power_state.Suspended)
|
||
{
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Returns true if this VM is Windows.
|
||
/// </summary>
|
||
/// <remarks>
|
||
/// To get an acceptable result, this getter is trying to detect some specific cases before falling back to the viridian flag
|
||
/// that may not be correct at all times. (Linux distro can be detected if the guest agent is running on a Linux VM.)
|
||
///
|
||
/// Note that this test is better once the VM has already booted once: before then, we can't tell with complete certainty what
|
||
/// OS is inside the VM. In particular, this also catches the "Other Install Media" template, and unbooted VMs made from it.
|
||
/// </remarks>
|
||
public bool IsWindows
|
||
{
|
||
get
|
||
{
|
||
var gm = Connection.Resolve(this.guest_metrics);
|
||
|
||
if (gm != null && gm.IsVmNotWindows)
|
||
return false;
|
||
|
||
var gmFromLastBootedRecord = GuestMetricsFromLastBootedRecord;
|
||
if (gmFromLastBootedRecord != null && gmFromLastBootedRecord.IsVmNotWindows)
|
||
return false;
|
||
|
||
//generic check
|
||
return
|
||
this.IsHVM && BoolKey(this.platform, "viridian");
|
||
}
|
||
}
|
||
|
||
private VM_guest_metrics GuestMetricsFromLastBootedRecord
|
||
{
|
||
get
|
||
{
|
||
if (!string.IsNullOrEmpty(this.last_booted_record))
|
||
{
|
||
Regex regex = new Regex("'guest_metrics' +'(OpaqueRef:[a-f0-9]{8}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{4}-[a-f0-9]{12})'");
|
||
|
||
var v = regex.Match(this.last_booted_record);
|
||
if (v.Success)
|
||
{
|
||
string s = v.Groups[1].ToString();
|
||
return this.Connection.Resolve<VM_guest_metrics>(new XenRef<VM_guest_metrics>(s));
|
||
}
|
||
}
|
||
|
||
return null;
|
||
}
|
||
}
|
||
|
||
public bool WindowsUpdateCapable
|
||
{
|
||
get
|
||
{
|
||
return
|
||
this.has_vendor_device && this.IsWindows;
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// Returns the VM IP address for SSH login.
|
||
/// </summary>
|
||
public string IPAddressForSSH
|
||
{
|
||
get
|
||
{
|
||
List<string> ipAddresses = new List<string>();
|
||
|
||
if (!this.is_control_domain) //vm
|
||
{
|
||
List<VIF> vifs = this.Connection.ResolveAll(this.VIFs);
|
||
vifs.Sort();
|
||
|
||
foreach (var vif in vifs)
|
||
{
|
||
if (!vif.currently_attached)
|
||
continue;
|
||
|
||
var network = vif.Connection.Resolve(vif.network);
|
||
if (network != null && network.IsGuestInstallerNetwork)
|
||
continue;
|
||
|
||
ipAddresses.AddRange(vif.IPAddresses);
|
||
}
|
||
}
|
||
else //control domain
|
||
{
|
||
List<PIF> pifList = new List<PIF>(this.Connection.Cache.PIFs);
|
||
pifList.Sort(); // This sort ensures that the primary PIF comes before other management PIFs
|
||
|
||
foreach (PIF pif in pifList)
|
||
{
|
||
if (pif.host.opaque_ref != this.resident_on.opaque_ref || !pif.currently_attached)
|
||
continue;
|
||
|
||
if (pif.IsManagementInterface(false))
|
||
{
|
||
ipAddresses.Add(pif.IP);
|
||
}
|
||
}
|
||
}
|
||
|
||
//find first IPv4 address and return it - we would use it if there is one
|
||
IPAddress addr;
|
||
foreach (string addrString in ipAddresses)
|
||
if (IPAddress.TryParse(addrString, out addr) && addr.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
|
||
return addrString;
|
||
|
||
//return the first address (this will not be IPv4)
|
||
return ipAddresses.FirstOrDefault() ?? string.Empty;
|
||
}
|
||
}
|
||
|
||
public bool HciWarnBeforeShutdown
|
||
{
|
||
get
|
||
{
|
||
return other_config != null && other_config.ContainsKey("hci-warn-before-shutdown");
|
||
}
|
||
}
|
||
|
||
public bool SupportsVcpuHotplug
|
||
{
|
||
get
|
||
{
|
||
return !IsWindows && Helpers.TampaOrGreater(Connection) && !Helpers.FeatureForbidden(Connection, Host.RestrictVcpuHotplug);
|
||
}
|
||
}
|
||
|
||
public PVS_proxy PvsProxy
|
||
{
|
||
get
|
||
{
|
||
return Connection.Cache.PVS_proxies.FirstOrDefault(p => p.VM != null && p.VM.Equals(this)); // null if none
|
||
}
|
||
}
|
||
}
|
||
|
||
public struct VMStartupOptions
|
||
{
|
||
public long Order, StartDelay;
|
||
public VM.HA_Restart_Priority? HaRestartPriority;
|
||
|
||
public VMStartupOptions(long order, long startDelay)
|
||
{
|
||
Order = order;
|
||
StartDelay = startDelay;
|
||
HaRestartPriority = null;
|
||
}
|
||
|
||
public VMStartupOptions(long order, long startDelay, VM.HA_Restart_Priority haRestartPriority)
|
||
{
|
||
Order = order;
|
||
StartDelay = startDelay;
|
||
HaRestartPriority = haRestartPriority;
|
||
}
|
||
}
|
||
|
||
}
|