clockwerk-opensim – Blame information for rev 1

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1 vero 1 /*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27  
28 using System;
29 using OpenSim.Framework;
30 using Nini.Config;
31  
32 namespace OpenSim.Region.ClientStack.LindenUDP
33 {
34 /// <summary>
35 /// Holds drip rates and maximum burst rates for throttling with hierarchical
36 /// token buckets. The maximum burst rates set here are hard limits and can
37 /// not be overridden by client requests
38 /// </summary>
39 public sealed class ThrottleRates
40 {
41 /// <summary>Drip rate for resent packets</summary>
42 public int Resend;
43 /// <summary>Drip rate for terrain packets</summary>
44 public int Land;
45 /// <summary>Drip rate for wind packets</summary>
46 public int Wind;
47 /// <summary>Drip rate for cloud packets</summary>
48 public int Cloud;
49 /// <summary>Drip rate for task packets</summary>
50 public int Task;
51 /// <summary>Drip rate for texture packets</summary>
52 public int Texture;
53 /// <summary>Drip rate for asset packets</summary>
54 public int Asset;
55  
56 /// <summary>Drip rate for the parent token bucket</summary>
57 public int Total;
58  
59 /// <summary>Flag used to enable adaptive throttles</summary>
60 public bool AdaptiveThrottlesEnabled;
61  
62 /// <summary>Amount of the texture throttle to steal for the task throttle</summary>
63 public double CannibalizeTextureRate;
64  
65 /// <summary>
66 /// Default constructor
67 /// </summary>
68 /// <param name="config">Config source to load defaults from</param>
69 public ThrottleRates(IConfigSource config)
70 {
71 try
72 {
73 IConfig throttleConfig = config.Configs["ClientStack.LindenUDP"];
74  
75 Resend = throttleConfig.GetInt("resend_default", 6625);
76 Land = throttleConfig.GetInt("land_default", 9125);
77 Wind = throttleConfig.GetInt("wind_default", 1750);
78 Cloud = throttleConfig.GetInt("cloud_default", 1750);
79 Task = throttleConfig.GetInt("task_default", 18500);
80 Texture = throttleConfig.GetInt("texture_default", 18500);
81 Asset = throttleConfig.GetInt("asset_default", 10500);
82  
83 Total = throttleConfig.GetInt("client_throttle_max_bps", 0);
84  
85 AdaptiveThrottlesEnabled = throttleConfig.GetBoolean("enable_adaptive_throttles", false);
86  
87 CannibalizeTextureRate = (double)throttleConfig.GetFloat("CannibalizeTextureRate", 0.0f);
88 CannibalizeTextureRate = Util.Clamp<double>(CannibalizeTextureRate,0.0, 0.9);
89 }
90 catch (Exception) { }
91 }
92  
93 public int GetRate(ThrottleOutPacketType type)
94 {
95 switch (type)
96 {
97 case ThrottleOutPacketType.Resend:
98 return Resend;
99 case ThrottleOutPacketType.Land:
100 return Land;
101 case ThrottleOutPacketType.Wind:
102 return Wind;
103 case ThrottleOutPacketType.Cloud:
104 return Cloud;
105 case ThrottleOutPacketType.Task:
106 return Task;
107 case ThrottleOutPacketType.Texture:
108 return Texture;
109 case ThrottleOutPacketType.Asset:
110 return Asset;
111 case ThrottleOutPacketType.Unknown:
112 default:
113 return 0;
114 }
115 }
116 }
117 }