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/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using System;
using System.Collections.Generic;
using System.Reflection;
using System.Text;
using log4net;
using Mono.Addins;
using Nini.Config;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Framework.Console;
using OpenSim.Framework.Statistics;
using OpenSim.Region.ClientStack.LindenUDP;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
namespace OpenSim.Region.CoreModules.UDP.Linden
{
/// <summary>
/// A module that just holds commands for inspecting the current state of the Linden UDP stack.
/// </summary>
/// <remarks>
/// All actual client stack functionality remains in OpenSim.Region.ClientStack.LindenUDP
/// </remarks>
[Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "LindenUDPInfoModule")]
public class LindenUDPInfoModule : ISharedRegionModule
{
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
protected Dictionary<UUID, Scene> m_scenes = new Dictionary<UUID, Scene>();
public string Name { get { return "Linden UDP Module"; } }
public Type ReplaceableInterface { get { return null; } }
public void Initialise(IConfigSource source)
{
// m_log.DebugFormat("[LINDEN UDP INFO MODULE]: INITIALIZED MODULE");
}
public void PostInitialise()
{
// m_log.DebugFormat("[LINDEN UDP INFO MODULE]: POST INITIALIZED MODULE");
}
public void Close()
{
// m_log.DebugFormat("[LINDEN UDP INFO MODULE]: CLOSED MODULE");
}
public void AddRegion(Scene scene)
{
// m_log.DebugFormat("[LINDEN UDP INFO MODULE]: REGION {0} ADDED", scene.RegionInfo.RegionName);
lock (m_scenes)
m_scenes[scene.RegionInfo.RegionID] = scene;
scene.AddCommand(
this, "show queues",
"show queues [full]",
"Show queue data for each client",
"Without the 'full' option, only root agents are shown."
+ " With the 'full' option child agents are also shown.",
ShowQueuesReport);
scene.AddCommand(
this, "show throttles",
"show throttles [full]",
"Show throttle settings for each client and for the server overall",
"Without the 'full' option, only root agents are shown."
+ " With the 'full' option child agents are also shown.",
ShowThrottlesReport);
}
public void RemoveRegion(Scene scene)
{
// m_log.DebugFormat("[LINDEN UDP INFO MODULE]: REGION {0} REMOVED", scene.RegionInfo.RegionName);
lock (m_scenes)
m_scenes.Remove(scene.RegionInfo.RegionID);
}
public void RegionLoaded(Scene scene)
{
// m_log.DebugFormat("[LINDEN UDP INFO MODULE]: REGION {0} LOADED", scene.RegionInfo.RegionName);
}
protected void ShowQueuesReport(string module, string[] cmd)
{
MainConsole.Instance.Output(GetQueuesReport(cmd));
}
protected void ShowThrottlesReport(string module, string[] cmd)
{
MainConsole.Instance.Output(GetThrottlesReport(cmd));
}
protected string GetColumnEntry(string entry, int maxLength, int columnPadding)
{
return string.Format(
"{0,-" + maxLength + "}{1,-" + columnPadding + "}",
entry.Length > maxLength ? entry.Substring(0, maxLength) : entry,
"");
}
/// <summary>
/// Generate UDP Queue data report for each client
/// </summary>
/// <param name="showParams"></param>
/// <returns></returns>
protected string GetQueuesReport(string[] showParams)
{
bool showChildren = false;
if (showParams.Length > 2 && showParams[2] == "full")
showChildren = true;
StringBuilder report = new StringBuilder();
int columnPadding = 2;
int maxNameLength = 18;
int maxRegionNameLength = 14;
int maxTypeLength = 4;
int totalInfoFieldsLength = maxNameLength + columnPadding + maxRegionNameLength + columnPadding + maxTypeLength + columnPadding;
report.Append(GetColumnEntry("User", maxNameLength, columnPadding));
report.Append(GetColumnEntry("Region", maxRegionNameLength, columnPadding));
report.Append(GetColumnEntry("Type", maxTypeLength, columnPadding));
report.AppendFormat(
"{0,7} {1,7} {2,9} {3,8} {4,7} {5,7} {6,7} {7,7} {8,9} {9,7} {10,7}\n",
"Pkts",
"Pkts",
"Bytes",
"Pkts",
"Pkts",
"Pkts",
"Pkts",
"Pkts",
"Pkts",
"Pkts",
"Pkts");
report.AppendFormat("{0,-" + totalInfoFieldsLength + "}", "");
report.AppendFormat(
"{0,7} {1,7} {2,9} {3,8} {4,7} {5,7} {6,7} {7,7} {8,9} {9,7} {10,7}\n",
"Out",
"In",
"Unacked",
"Resend",
"Land",
"Wind",
"Cloud",
"Task",
"Texture",
"Asset",
"State");
lock (m_scenes)
{
foreach (Scene scene in m_scenes.Values)
{
scene.ForEachClient(
delegate(IClientAPI client)
{
if (client is IStatsCollector)
{
bool isChild = scene.PresenceChildStatus(client.AgentId);
if (isChild && !showChildren)
return;
string name = client.Name;
string regionName = scene.RegionInfo.RegionName;
report.Append(GetColumnEntry(name, maxNameLength, columnPadding));
report.Append(GetColumnEntry(regionName, maxRegionNameLength, columnPadding));
report.Append(GetColumnEntry(isChild ? "Cd" : "Rt", maxTypeLength, columnPadding));
IStatsCollector stats = (IStatsCollector)client;
report.AppendLine(stats.Report());
}
});
}
}
return report.ToString();
}
/// <summary>
/// Show throttle data
/// </summary>
/// <param name="showParams"></param>
/// <returns></returns>
protected string GetThrottlesReport(string[] showParams)
{
bool showChildren = false;
if (showParams.Length > 2 && showParams[2] == "full")
showChildren = true;
StringBuilder report = new StringBuilder();
int columnPadding = 2;
int maxNameLength = 18;
int maxRegionNameLength = 14;
int maxTypeLength = 4;
int totalInfoFieldsLength = maxNameLength + columnPadding + maxRegionNameLength + columnPadding + maxTypeLength + columnPadding;
report.Append(GetColumnEntry("User", maxNameLength, columnPadding));
report.Append(GetColumnEntry("Region", maxRegionNameLength, columnPadding));
report.Append(GetColumnEntry("Type", maxTypeLength, columnPadding));
report.AppendFormat(
"{0,7} {1,8} {2,7} {3,7} {4,7} {5,7} {6,9} {7,7}\n",
"Total",
"Resend",
"Land",
"Wind",
"Cloud",
"Task",
"Texture",
"Asset");
report.AppendFormat("{0,-" + totalInfoFieldsLength + "}", "");
report.AppendFormat(
"{0,7} {1,8} {2,7} {3,7} {4,7} {5,7} {6,9} {7,7}",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s");
report.AppendLine();
bool firstClient = true;
lock (m_scenes)
{
foreach (Scene scene in m_scenes.Values)
{
scene.ForEachClient(
delegate(IClientAPI client)
{
if (client is LLClientView)
{
LLClientView llClient = client as LLClientView;
if (firstClient)
{
report.AppendLine(GetServerThrottlesReport(llClient.UDPServer));
firstClient = false;
}
bool isChild = scene.PresenceChildStatus(client.AgentId);
if (isChild && !showChildren)
return;
string name = client.Name;
string regionName = scene.RegionInfo.RegionName;
LLUDPClient llUdpClient = llClient.UDPClient;
ClientInfo ci = llUdpClient.GetClientInfo();
report.Append(GetColumnEntry(name, maxNameLength, columnPadding));
report.Append(GetColumnEntry(regionName, maxRegionNameLength, columnPadding));
report.Append(GetColumnEntry(isChild ? "Cd" : "Rt", maxTypeLength, columnPadding));
report.AppendFormat(
"{0,7} {1,8} {2,7} {3,7} {4,7} {5,7} {6,9} {7,7}",
(ci.totalThrottle * 8) / 1000,
(ci.resendThrottle * 8) / 1000,
(ci.landThrottle * 8) / 1000,
(ci.windThrottle * 8) / 1000,
(ci.cloudThrottle * 8) / 1000,
(ci.taskThrottle * 8) / 1000,
(ci.textureThrottle * 8) / 1000,
(ci.assetThrottle * 8) / 1000);
report.AppendLine();
}
});
}
}
return report.ToString();
}
protected string GetServerThrottlesReport(LLUDPServer udpServer)
{
StringBuilder report = new StringBuilder();
int columnPadding = 2;
int maxNameLength = 18;
int maxRegionNameLength = 14;
int maxTypeLength = 4;
string name = "SERVER AGENT LIMITS";
report.Append(GetColumnEntry(name, maxNameLength, columnPadding));
report.Append(GetColumnEntry("-", maxRegionNameLength, columnPadding));
report.Append(GetColumnEntry("-", maxTypeLength, columnPadding));
ThrottleRates throttleRates = udpServer.ThrottleRates;
report.AppendFormat(
"{0,7} {1,8} {2,7} {3,7} {4,7} {5,7} {6,9} {7,7}",
"n/a",
(throttleRates.ResendLimit * 8) / 1000,
(throttleRates.LandLimit * 8) / 1000,
(throttleRates.WindLimit * 8) / 1000,
(throttleRates.CloudLimit * 8) / 1000,
(throttleRates.TaskLimit * 8) / 1000,
(throttleRates.TextureLimit * 8) / 1000,
(throttleRates.AssetLimit * 8) / 1000);
return report.ToString();
}
}
}
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