beagled/RemoteControlExecutors.cs

   1 //
   2 // SnippetExecutor.cs
   3 //
   4 // Copyright (C) 2005 Novell, Inc.
   5 //
   6
   7 //
   8 // Permission is hereby granted, free of charge, to any person obtaining a
   9 // copy of this software and associated documentation files (the "Software"),
  10 // to deal in the Software without restriction, including without limitation
  11 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12 // and/or sell copies of the Software, and to permit persons to whom the
  13 // Software is furnished to do so, subject to the following conditions:
  14 //
  15 // The above copyright notice and this permission notice shall be included in
  16 // all copies or substantial portions of the Software.
  17 //
  18 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  19 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  20 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  21 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  22 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  24 // DEALINGS IN THE SOFTWARE.
  25 //
  26
  27 using System;
  28 using System.Collections;
  29 using System.Threading;
  30 using System.Xml.Serialization;
  31
  32 using Beagle.Util;
  33
  34 namespace Beagle.Daemon {
  35
  36         [RequestMessage (typeof (DaemonInformationRequest))]
  37         public class DaemonInformationExecutor : RequestMessageExecutor {
  38
  39                 public override ResponseMessage Execute (RequestMessage request)
  40                 {
  41                         DaemonInformationResponse response = new DaemonInformationResponse ();
  42                         DaemonInformationRequest req = (DaemonInformationRequest) request;
  43
  44                         if (req.GetVersion)
  45                                 response.Version = ExternalStringsHack.Version;
  46
  47                         if (req.GetSchedInfo)
  48                                 response.SchedulerInformation = Scheduler.Global.GetCurrentStatus ();
  49
  50                         if (req.GetIndexStatus) {
  51                                 response.IndexStatus = new ArrayList ();
  52                                 foreach (QueryableStatus status in QueryDriver.GetIndexInformation ())
  53                                         response.IndexStatus.Add (status);
  54                         }
  55
  56                         if (req.GetIsIndexing)
  57                                 response.IsIndexing = QueryDriver.IsIndexing;
  58
  59                         return response;
  60                 }
  61         }
  62
  63         [RequestMessage (typeof (ShutdownRequest))]
  64         public class ShutdownExecutor : RequestMessageExecutor {
  65
  66                 private void DoShutdown ()
  67                 {
  68                         Shutdown.BeginShutdown ();
  69                 }
  70
  71                 public override ResponseMessage Execute (RequestMessage req)
  72                 {
  73                         // Start the shutdown process in a separate thread
  74                         // to avoid a deadlock: BeginShutdown() waits until
  75                         // all worker process are finished, but this method
  76                         // itself is part of a worker.
  77                         ExceptionHandlingThread.Start (new ThreadStart (DoShutdown));
  78
  79                         return new EmptyResponse ();
  80                 }
  81         }
  82
  83         [RequestMessage (typeof (ReloadConfigRequest))]
  84         public class ReloadConfigExecutor : RequestMessageExecutor {
  85
  86                 public override ResponseMessage Execute (RequestMessage req)
  87                 {
  88                         Conf.Load (true);
  89                         return new EmptyResponse ();
  90                 }
  91         }
  92
  93         [RequestMessage (typeof (OptimizeIndexesRequest))]
  94         public class OptimizeIndexesExecutor : RequestMessageExecutor {
  95
  96                 public override ResponseMessage Execute (RequestMessage req)
  97                 {
  98                         LuceneQueryable.OptimizeAll ();
  99                         return new EmptyResponse ();
 100                 }
 101         }
 102 }