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ae22560ce8
prevent them from being serialised alongside the API properties. This will also be useful for moving the API bindings out of XenModel. Signed-off-by: Konstantina Chremmou <konstantina.chremmou@citrix.com>
110 lines
3.9 KiB
C#
110 lines
3.9 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.Collections.Generic;
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using System.Threading;
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using XenAPI;
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using System.Linq;
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namespace XenAdmin.Actions
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{
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public class DestroyHostAction : AsyncAction
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{
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public DestroyHostAction(Pool pool, Host hostToDestroy)
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: base(pool.Connection, string.Format(Messages.DESTROY_HOST_ACTION_TITLE, hostToDestroy.Name()))
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{
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this.Pool = pool;
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this.Host = hostToDestroy;
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this.Description = Messages.WAITING;
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SetRBACPermissions();
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}
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private void SetRBACPermissions()
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{
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AddCommonAPIMethodsToRoleCheck();
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ApiMethodsToRoleCheck.Add("host.destroy");
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ApiMethodsToRoleCheck.Add("sr.forget");
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}
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private bool IsSRDetached(SR sr)
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{
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if (sr == null)
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return true;
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// wait 2 minutes for all SR's PBDs to detach
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const int max = 2 * 60;
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int i = 0;
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while (i++ < max)
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{
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if (!sr.HasPBDs())
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return true;
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Thread.Sleep(1000);
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}
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return !sr.HasPBDs();
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}
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protected override void Run()
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{
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Description = Messages.DESTROY_HOST_ACTION_DESC;
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List<SR> srList = Connection.Cache.SRs.Where(sr => Host.Equals(sr.GetStorageHost()) && sr.IsLocalSR()).ToList();
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// number of SRs to forget + 1 host to destroy
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int n = srList.Count + 1;
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double p = 100.0 / n;
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int i = 1;
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RelatedTask = XenAPI.Host.async_destroy(Session, Host.opaque_ref);
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PollToCompletion(0, p);
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Description = Messages.DESTROY_HOST_ACTION_REMOVE_SRS_DESC;
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// remove SRs which belonged to destroyed Host
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foreach (SR sr in srList)
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{
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if (!IsSRDetached(sr))
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{
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Description = Messages.DESTROY_HOST_ACTION_COMPLETED_SRS_NOT_REMOVED_DESC;
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return;
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}
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int lo = (int)(i * p);
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int hi = (int)((i + 1) * p);
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RelatedTask = XenAPI.SR.async_forget(Session, sr.opaque_ref);
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PollToCompletion(lo, hi);
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i++;
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}
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Description = Messages.DESTROY_HOST_ACTION_COMPLETED_DESC;
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}
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}
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}
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