mirror of
https://github.com/xcp-ng/xenadmin.git
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333 lines
11 KiB
C#
333 lines
11 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.Linq;
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using System.Net;
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using XenAdmin.Core;
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using XenAdmin.Model;
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namespace XenAPI
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{
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public partial class Pool : IComparable<Pool>, IEquatable<Pool>
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{
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public override string ToString()
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{
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return Name;
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}
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public override string Description
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{
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get
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{
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return name_description;
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}
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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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if (name_label != "")
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return name_label;
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if (Connection == null)
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return string.Empty;
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Host master = Connection.Resolve(this.master);
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return master == null ? "" : master.Name;
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}
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}
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internal override string LocationString
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{
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get
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{
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return string.Empty;
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}
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}
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public List<SR> GetHAHeartbeatSRs()
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{
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List<SR> result = new List<SR>();
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foreach (string opaqueRef in ha_statefiles)
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{
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XenRef<VDI> vdiRef = new XenRef<VDI>(opaqueRef);
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VDI vdi = Connection.Resolve(vdiRef);
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if (vdi == null)
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continue;
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SR sr = vdi.Connection.Resolve(vdi.SR);
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if (sr != null)
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result.Add(sr);
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}
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return result;
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}
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public bool IsMasterUpgraded
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{
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get
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{
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Host master = Helpers.GetMaster(this);
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foreach (var host in this.Connection.Cache.Hosts)
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{
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if (host.LongProductVersion != master.LongProductVersion)
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return true;
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}
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return false;
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}
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}
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public string LicenseString
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{
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get
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{
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var hosts = new List<Host>(Connection.Cache.Hosts);
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foreach (Host.Edition edition in Enum.GetValues(typeof(Host.Edition)))
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{
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Host.Edition edition1 = edition;
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Host host = hosts.Find(h => Host.GetEdition(h.edition) == edition1);
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if (host != null)
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{
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return Helpers.GetFriendlyLicenseName(host);
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}
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}
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return PropertyManager.GetFriendlyName("Label-host.edition-free");
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}
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}
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/// <summary>
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/// Determine whether the given pool is a visible pool, i.e. not a pool-of-one.
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/// </summary>
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/// <param name="ThePool"></param>
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/// <returns></returns>
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public bool IsVisible
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{
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get
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{
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return Connection != null && (name_label != "" || Connection.Cache.HostCount > 1);
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}
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}
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private const string ROLLING_UPGRADE_IN_PROGRESS = "rolling_upgrade_in_progress";
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private const string FORBID_RPU_FOR_HCI = "hci-forbid-rpu";
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private const string FORBID_PATCHING_FOR_HCI = "hci-forbid-update";
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private const string FAULT_TOLERANCE_LIMIT_FOR_HCI = "hci-limit-fault-tolerance";
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public bool RollingUpgrade
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{
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get
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{
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return other_config != null && other_config.ContainsKey(ROLLING_UPGRADE_IN_PROGRESS);
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}
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}
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public bool IsUpgradeForbidden
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{
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get
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{
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return other_config != null && other_config.ContainsKey(FORBID_RPU_FOR_HCI);
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}
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}
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public bool IsPatchingForbidden
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{
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get
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{
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return other_config != null && other_config.ContainsKey(FORBID_PATCHING_FOR_HCI);
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}
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}
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public static long GetMaximumTolerableHostFailures(Session session, Dictionary<XenRef<VM>, string> config)
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{
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long max = ha_compute_hypothetical_max_host_failures_to_tolerate(session, config);
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long result;
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Pool p = Helpers.GetPoolOfOne(session.Connection);
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if (p!= null && p.other_config != null
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&& p.other_config.ContainsKey(FAULT_TOLERANCE_LIMIT_FOR_HCI)
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&& long.TryParse(p.other_config[FAULT_TOLERANCE_LIMIT_FOR_HCI], out result)
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&& result <= max)//extra check in case the number set is accidentally wrong
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{
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return result;
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}
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return max;
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}
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public static Dictionary<string, string> retrieve_wlb_default_configuration(Session session)
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{
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return Maps.convert_from_proxy_string_string(session.proxy.pool_retrieve_wlb_configuration("default").parse());
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}
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public string GetXCPluginSecret(string plugin_name, IXenObject obj)
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{
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return Get(gui_config, XCPluginSecretName(plugin_name, obj));
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}
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public void RemoveXCPluginSecret(Session session, string plugin_name, IXenObject obj)
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{
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Pool.remove_from_gui_config(session, opaque_ref, XCPluginSecretName(plugin_name, obj));
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}
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public void SetXCPluginSecret(Session session, string plugin_name, IXenObject obj, string secret_uuid)
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{
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string n = XCPluginSecretName(plugin_name, obj);
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Pool.remove_from_gui_config(session, opaque_ref, n);
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Pool.add_to_gui_config(session, opaque_ref, n, secret_uuid);
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}
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private string XCPluginSecretName(string plugin_name, IXenObject obj)
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{
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return string.Format("XC_PLUGIN_SECRET_{0}_{1}_{2}", obj.Connection.Username, plugin_name, Helpers.GetUuid(obj));
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}
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// Whether the vSwitch Controller appears to be configured.
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// (Note that we can't tell whether it's actually working properly through the API).
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public bool vSwitchController
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{
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get
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{
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if (string.IsNullOrEmpty(vswitch_controller))
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return false;
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foreach (Host h in Connection.Cache.Hosts)
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{
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if (Host.RestrictVSwitchController(h) ||
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!h.software_version.ContainsKey("network_backend") ||
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h.software_version["network_backend"] != "openvswitch")
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{
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return false;
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}
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}
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return true;
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}
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}
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public List<XenAPI.Host> HostsToUpgrade
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{
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get
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{
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//First one to upgrade has to be the master
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var master = Helpers.GetMaster(Connection);
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List<XenAPI.Host> result = IsMasterUpgraded
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? Connection.Cache.Hosts.Where(host => host.LongProductVersion != master.LongProductVersion).ToList()
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: Connection.Cache.Hosts.ToList();
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result.Sort();
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return result;
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}
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}
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public bool IsPoolFullyUpgraded
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{
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get
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{
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Host master = Helpers.GetMaster(this);
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foreach (var host in this.Connection.Cache.Hosts)
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{
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if (host.LongProductVersion != master.LongProductVersion)
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return false;
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}
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return true;
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}
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}
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public Host SmallerVersionHost
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{
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get
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{
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Host hostWithSmallerVersion = null;
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foreach (var host in this.Connection.Cache.Hosts)
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{
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if (hostWithSmallerVersion == null)
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hostWithSmallerVersion = host;
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else if (Helpers.productVersionCompare(hostWithSmallerVersion.ProductVersion, host.ProductVersion) > 0)
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hostWithSmallerVersion = host;
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}
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return hostWithSmallerVersion;
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}
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}
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public virtual int CpuSockets
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{
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get { return Connection.Cache.Hosts.Sum(h => h.CpuSockets); }
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}
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public bool HasGpu
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{
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get { return Connection.Cache.PGPUs.Length > 0; }
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}
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public bool HasVGpu
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{
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get { return HasGpu && Connection.Cache.PGPUs.Any(pGpu => pGpu.HasVGpu); }
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}
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/// <summary>
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/// ssl_legacy is true if any host in the pool is in legacy mode
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/// </summary>
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public bool ssl_legacy
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{
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get { return Connection.Cache.Hosts.Any(h => h.ssl_legacy); }
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}
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#region Health Check settings
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public HealthCheckSettings HealthCheckSettings
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{
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get
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{
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return new HealthCheckSettings(health_check_config);
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}
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}
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#endregion
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#region IEquatable<Pool> Members
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/// <summary>
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/// Indicates whether the current object is equal to the specified object. This calls the implementation from XenObject.
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/// This implementation is required for ToStringWrapper.
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/// </summary>
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public bool Equals(Pool other)
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{
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return base.Equals(other);
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}
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#endregion
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}
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}
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