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359 lines
11 KiB
C#
359 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 XenAdmin;
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using XenAdmin.Core;
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namespace XenAPI
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{
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public partial class Network : IComparable<Network>, IEquatable<Network>
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{
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public const string CREATE_IN_PROGRESS = "XenCenterCreateInProgress";
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public const long MTU_MIN = 1500;
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public const long MTU_DEFAULT = 1500;
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public const long MTU_MAX = 9216;
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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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/// <returns>A friendly name for the network.</returns>
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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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// Return the name_label, if its been changed by the user, or Network n where n is the
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// device number otherwise. Take the device from the pool master by default, or from
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// the first one we find otherwise. If it's not attached anywhere, then give up and
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// return the name_label, which will be in the default form.
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if (name_label == "Host internal management network")
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return Messages.HOST_INTERNAL_MANAGEMENT_NETWORK;
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if (!name_label.StartsWith("Network associated with ") &&
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!name_label.StartsWith("Pool-wide network associated with "))
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{
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return name_label;
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}
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Pool pool = Helpers.GetPoolOfOne(Connection);
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if (pool == null)
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return name_label;
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string master_ref = pool.master.opaque_ref;
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foreach (PIF pif in Connection.ResolveAll(PIFs))
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{
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if (pif.host.opaque_ref == master_ref)
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{
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return PIFName(pif);
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}
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}
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foreach (PIF pif in Connection.ResolveAll(PIFs))
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{
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return PIFName(pif);
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}
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return name_label;
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}
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}
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public bool AllHostsCanSeeNetwork
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{
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get
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{
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foreach (Host host in Connection.Cache.Hosts)
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{
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if (!host.CanSeeNetwork(this))
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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 override string ToString()
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{
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return Name;
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}
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private string PIFName(PIF pif)
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{
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bool bond;
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return string.Format(Messages.NETWORK_NAME, pif.NICIdentifier(out bond));
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}
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public bool AutoPlug
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{
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get
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{
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// Note that this is not equivalent to BoolKey, because here
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// absence of the key gives AutoPlug=true, not false.
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return Get(other_config, "automatic") != "false";
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}
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set
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{
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Changed |= AutoPlug != value;
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set_other_config("automatic", value ? "true" : "false");
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}
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}
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void set_other_config(string key, string value)
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{
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Dictionary<string, string> new_other_config =
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other_config == null ?
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new Dictionary<string, string>() :
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new Dictionary<string, string>(other_config);
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new_other_config[key] = value;
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other_config = new_other_config;
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}
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public override bool Show(bool showHiddenVMs)
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{
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if (IsGuestInstallerNetwork)
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return false;
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if (!ShowAllPifs(showHiddenVMs))
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return false;
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if (showHiddenVMs)
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return true;
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if (IsSlave)
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return false;
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return !IsHidden;
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}
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/// <summary>
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/// Returns whether the other_config.HideFromXenCenter flag is set to true.
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/// </summary>
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public override bool IsHidden
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{
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get
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{
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return BoolKey(other_config, HIDE_FROM_XENCENTER);
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}
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}
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public bool CreateInProgress
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{
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get
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{
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return BoolKey(other_config, CREATE_IN_PROGRESS);
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}
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}
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public bool IsGuestInstallerNetwork
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{
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get
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{
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return BoolKey(other_config, "is_guest_installer_network");
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}
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}
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/// <summary>
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/// Return true if the given network represents a bond, i.e. it has a PIF with
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/// IsBondNIC == true.
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/// </summary>
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public bool IsBond
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{
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get
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{
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return TheBonds.Count > 0;
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}
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}
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public List<XenRef<Bond>> TheBonds
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{
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get
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{
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var ans = new List<XenRef<Bond>>();
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foreach (PIF pif in Connection.ResolveAll(PIFs))
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{
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if (pif.IsBondNIC)
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ans.Add(pif.bond_master_of[0]);
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}
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return ans;
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}
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}
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public bool IsSlave
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{
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get
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{
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if (Connection == null)
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return false;
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foreach (PIF pif in Connection.ResolveAll(PIFs))
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{
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if (pif.IsBondSlave)
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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 bool IsInUseBondSlave
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{
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get
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{
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if (Connection == null)
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return false;
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foreach (PIF pif in Connection.ResolveAll(PIFs))
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{
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if (pif.IsInUseBondSlave)
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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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private bool ShowAllPifs(bool showHiddenVMs)
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{
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if (Connection == null)
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return true;
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foreach (PIF pif in Connection.ResolveAll(PIFs))
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{
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if (!pif.Show(showHiddenVMs))
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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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public bool HasActiveVIFs
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{
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get
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{
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if (Connection == null)
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return false;
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foreach (VIF vif in Connection.ResolveAll(VIFs))
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{
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if (vif.currently_attached)
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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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/// <summary>
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/// Do not use for new networks, perform checks by hand:
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/// No jumbo frames on CHINs
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/// </summary>
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public bool CanUseJumboFrames
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{
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get
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{
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if (Connection == null)
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return false;
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// not supported on CHINs
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if (Connection.ResolveAll<PIF>(PIFs).Find(delegate(PIF p) { return p.IsTunnelAccessPIF; }) != null)
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return false;
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return true;
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}
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}
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public string LinkStatusString
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{
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get
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{
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if (PIFs.Count == 0)
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return Messages.NONE;
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List<PIF.LinkState> states = new List<PIF.LinkState>();
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foreach (PIF p in Connection.ResolveAll<PIF>(PIFs))
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states.Add(p.LinkStatus);
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bool Connected = states.Contains(PIF.LinkState.Connected);
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bool Disconnected = states.Contains(PIF.LinkState.Disconnected);
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bool Unknown = states.Contains(PIF.LinkState.Unknown);
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if (Connected)
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{
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if (Disconnected || Unknown)
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return Messages.PARTIALLY_CONNECTED;
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else
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return Messages.CONNECTED;
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}
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else if (Disconnected)
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{
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// "Partially disconnected" would a bit confusing as it might seem imply a known connected
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// PIF exists - go with Unknown if we just have d/c and unknown
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if (Unknown)
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return Messages.UNKNOWN;
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else
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return Messages.DISCONNECTED;
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}
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else
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return Messages.UNKNOWN;
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}
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}
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public bool IsVLAN
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{
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get
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{
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return Connection.ResolveAll(PIFs).Find(pif => pif.VLAN >= 0) != null;
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}
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}
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#region IEquatable<Network> 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(Network 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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