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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.Linq;
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.Monitoring;
using OpenSim.Region.ClientStack.LindenUDP;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
namespace OpenSim.Region.OptionalModules.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(
"Comms", this, "show pqueues",
"show pqueues [full]",
"Show priority queue data for each client",
"Without the 'full' option, only root agents are shown."
+ " With the 'full' option child agents are also shown.",
(mod, cmd) => MainConsole.Instance.Output(GetPQueuesReport(cmd)));
scene.AddCommand(
"Comms", this, "show queues",
"show queues [full]",
"Show queue data for each client",
"Without the 'full' option, only root agents are shown.\n"
+ "With the 'full' option child agents are also shown.\n\n"
+ "Type - Rt is a root (avatar) client whilst cd is a child (neighbour interacting) client.\n"
+ "Since Last In - Time in milliseconds since last packet received.\n"
+ "Pkts In - Number of packets processed from the client.\n"
+ "Pkts Out - Number of packets sent to the client.\n"
+ "Pkts Resent - Number of packets resent to the client.\n"
+ "Bytes Unacked - Number of bytes transferred to the client that are awaiting acknowledgement.\n"
+ "Q Pkts * - Number of packets of various types (land, wind, etc.) to be sent to the client that are waiting for available bandwidth.\n",
(mod, cmd) => MainConsole.Instance.Output(GetQueuesReport(cmd)));
scene.AddCommand(
"Comms", this, "show image queues",
"show image queues <first-name> <last-name>",
"Show the image queues (textures downloaded via UDP) for a particular client.",
(mod, cmd) => MainConsole.Instance.Output(GetImageQueuesReport(cmd)));
scene.AddCommand(
"Comms", this, "clear image queues",
"clear image queues <first-name> <last-name>",
"Clear the image queues (textures downloaded via UDP) for a particular client.",
(mod, cmd) => MainConsole.Instance.Output(HandleImageQueuesClear(cmd)));
scene.AddCommand(
"Comms", 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.",
(mod, cmd) => MainConsole.Instance.Output(GetThrottlesReport(cmd)));
scene.AddCommand(
"Comms", this, "emergency-monitoring",
"emergency-monitoring",
"Go on/off emergency monitoring mode",
"Go on/off emergency monitoring mode",
HandleEmergencyMonitoring);
scene.AddCommand(
"Comms", this, "show client stats",
"show client stats [first_name last_name]",
"Show client request stats",
"Without the 'first_name last_name' option, all clients are shown."
+ " With the 'first_name last_name' option only a specific client is shown.",
(mod, cmd) => MainConsole.Instance.Output(HandleClientStatsReport(cmd)));
}
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 string HandleImageQueuesClear(string[] cmd)
{
if (cmd.Length != 5)
return "Usage: image queues clear <first-name> <last-name>";
string firstName = cmd[3];
string lastName = cmd[4];
List<ScenePresence> foundAgents = new List<ScenePresence>();
lock (m_scenes)
{
foreach (Scene scene in m_scenes.Values)
{
ScenePresence sp = scene.GetScenePresence(firstName, lastName);
if (sp != null)
foundAgents.Add(sp);
}
}
if (foundAgents.Count == 0)
return string.Format("No agents found for {0} {1}", firstName, lastName);
StringBuilder report = new StringBuilder();
foreach (ScenePresence agent in foundAgents)
{
LLClientView client = agent.ControllingClient as LLClientView;
if (client == null)
return "This command is only supported for LLClientView";
int requestsDeleted = client.ImageManager.ClearImageQueue();
report.AppendFormat(
"In region {0} ({1} agent) cleared {2} requests\n",
agent.Scene.RegionInfo.RegionName, agent.IsChildAgent ? "child" : "root", requestsDeleted);
}
return report.ToString();
}
protected void HandleEmergencyMonitoring(string module, string[] cmd)
{
bool mode = true;
if (cmd.Length == 1 || (cmd.Length > 1 && cmd[1] == "on"))
{
mode = true;
MainConsole.Instance.Output("Emergency Monitoring ON");
}
else
{
mode = false;
MainConsole.Instance.Output("Emergency Monitoring OFF");
}
foreach (Scene s in m_scenes.Values)
s.EmergencyMonitoring = mode;
}
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 GetPQueuesReport(string[] showParams)
{
bool showChildren = false;
string pname = "";
if (showParams.Length > 2 && showParams[2] == "full")
showChildren = true;
else if (showParams.Length > 3)
pname = showParams[2] + " " + showParams[3];
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} {2,7} {3,7} {4,7} {5,7} {6,7} {7,7} {8,7} {9,7} {10,7} {11,7}\n",
"Pri 0",
"Pri 1",
"Pri 2",
"Pri 3",
"Pri 4",
"Pri 5",
"Pri 6",
"Pri 7",
"Pri 8",
"Pri 9",
"Pri 10",
"Pri 11");
lock (m_scenes)
{
foreach (Scene scene in m_scenes.Values)
{
scene.ForEachClient(
delegate(IClientAPI client)
{
if (client is LLClientView)
{
bool isChild = client.SceneAgent.IsChildAgent;
if (isChild && !showChildren)
return;
string name = client.Name;
if (pname != "" && name != pname)
return;
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));
report.AppendLine(((LLClientView)client).EntityUpdateQueue.ToString());
}
});
}
}
return report.ToString();
}
/// <summary>
/// Generate an image queue report
/// </summary>
/// <param name="showParams"></param>
/// <returns></returns>
private string GetImageQueuesReport(string[] showParams)
{
if (showParams.Length < 5 || showParams.Length > 6)
return "Usage: show image queues <first-name> <last-name> [full]";
string firstName = showParams[3];
string lastName = showParams[4];
bool showChildAgents = showParams.Length == 6;
List<ScenePresence> foundAgents = new List<ScenePresence>();
lock (m_scenes)
{
foreach (Scene scene in m_scenes.Values)
{
ScenePresence sp = scene.GetScenePresence(firstName, lastName);
if (sp != null && (showChildAgents || !sp.IsChildAgent))
foundAgents.Add(sp);
}
}
if (foundAgents.Count == 0)
return string.Format("No agents found for {0} {1}", firstName, lastName);
StringBuilder report = new StringBuilder();
foreach (ScenePresence agent in foundAgents)
{
LLClientView client = agent.ControllingClient as LLClientView;
if (client == null)
return "This command is only supported for LLClientView";
J2KImage[] images = client.ImageManager.GetImages();
report.AppendFormat(
"In region {0} ({1} agent)\n",
agent.Scene.RegionInfo.RegionName, agent.IsChildAgent ? "child" : "root");
report.AppendFormat("Images in queue: {0}\n", images.Length);
if (images.Length > 0)
{
report.AppendFormat(
"{0,-36} {1,-8} {2,-10} {3,-9} {4,-9} {5,-7}\n",
"Texture ID",
"Last Seq",
"Priority",
"Start Pkt",
"Has Asset",
"Decoded");
foreach (J2KImage image in images)
report.AppendFormat(
"{0,36} {1,8} {2,10} {3,10} {4,9} {5,7}\n",
image.TextureID, image.LastSequence, image.Priority, image.StartPacket, image.HasAsset, image.IsDecoded);
}
}
return report.ToString();
}
/// <summary>
/// Generate UDP Queue data report for each client
/// </summary>
/// <param name="showParams"></param>
/// <returns></returns>
protected string GetQueuesReport(string[] showParams)
{
bool showChildren = false;
string pname = "";
if (showParams.Length > 2 && showParams[2] == "full")
showChildren = true;
else if (showParams.Length > 3)
pname = showParams[2] + " " + showParams[3];
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} {2,7} {3,7} {4,9} {5,7} {6,7} {7,7} {8,7} {9,7} {10,8} {11,7}\n",
"Since",
"Pkts",
"Pkts",
"Pkts",
"Bytes",
"Q Pkts",
"Q Pkts",
"Q Pkts",
"Q Pkts",
"Q Pkts",
"Q Pkts",
"Q Pkts");
report.AppendFormat("{0,-" + totalInfoFieldsLength + "}", "");
report.AppendFormat(
"{0,7} {1,7} {2,7} {3,7} {4,9} {5,7} {6,7} {7,7} {8,7} {9,7} {10,8} {11,7}\n",
"Last In",
"In",
"Out",
"Resent",
"Unacked",
"Resend",
"Land",
"Wind",
"Cloud",
"Task",
"Texture",
"Asset");
lock (m_scenes)
{
foreach (Scene scene in m_scenes.Values)
{
scene.ForEachClient(
delegate(IClientAPI client)
{
if (client is IStatsCollector)
{
bool isChild = client.SceneAgent.IsChildAgent;
if (isChild && !showChildren)
return;
string name = client.Name;
if (pname != "" && name != pname)
return;
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;
string pname = "";
if (showParams.Length > 2 && showParams[2] == "full")
showChildren = true;
else if (showParams.Length > 3)
pname = showParams[2] + " " + showParams[3];
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(
"{0,8} {1,8} {2,7} {3,8} {4,7} {5,7} {6,7} {7,7} {8,9} {9,7}\n",
"Max",
"Target",
"Total",
"Resend",
"Land",
"Wind",
"Cloud",
"Task",
"Texture",
"Asset");
report.AppendFormat("{0,-" + totalInfoFieldsLength + "}", "");
report.AppendFormat(
"{0,8} {1,8} {2,7} {3,8} {4,7} {5,7} {6,7} {7,7} {8,9} {9,7}\n",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s",
"kb/s");
report.AppendLine();
lock (m_scenes)
{
foreach (Scene scene in m_scenes.Values)
{
scene.ForEachClient(
delegate(IClientAPI client)
{
if (client is LLClientView)
{
LLClientView llClient = client as LLClientView;
bool isChild = client.SceneAgent.IsChildAgent;
if (isChild && !showChildren)
return;
string name = client.Name;
if (pname != "" && name != pname)
return;
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(
"{0,8} {1,8} {2,7} {3,8} {4,7} {5,7} {6,7} {7,7} {8,9} {9,7}\n",
ci.maxThrottle > 0 ? ((ci.maxThrottle * 8) / 1000).ToString() : "-",
llUdpClient.FlowThrottle.AdaptiveEnabled ? ((ci.targetThrottle * 8) / 1000).ToString() : "-",
(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);
}
});
}
}
return report.ToString();
}
/// <summary>
/// Show client stats data
/// </summary>
/// <param name="showParams"></param>
/// <returns></returns>
protected string HandleClientStatsReport(string[] showParams)
{
// NOTE: This writes to m_log on purpose. We want to store this information
// in case we need to analyze it later.
//
if (showParams.Length <= 4)
{
m_log.InfoFormat("[INFO]: {0,-12} {1,-20} {2,-6} {3,-11} {4,-11} {5,-16}", "Region", "Name", "Root", "Time", "Reqs/min", "AgentUpdates");
foreach (Scene scene in m_scenes.Values)
{
scene.ForEachClient(
delegate(IClientAPI client)
{
if (client is LLClientView)
{
LLClientView llClient = client as LLClientView;
ClientInfo cinfo = llClient.UDPClient.GetClientInfo();
int avg_reqs = cinfo.AsyncRequests.Values.Sum() + cinfo.GenericRequests.Values.Sum() + cinfo.SyncRequests.Values.Sum();
avg_reqs = avg_reqs / ((DateTime.Now - cinfo.StartedTime).Minutes + 1);
string childAgentStatus;
if (llClient.SceneAgent != null)
childAgentStatus = llClient.SceneAgent.IsChildAgent ? "N" : "Y";
else
childAgentStatus = "Off!";
m_log.InfoFormat("[INFO]: {0,-12} {1,-20} {2,-6} {3,-11} {4,-11} {5,-16}",
scene.RegionInfo.RegionName, llClient.Name,
childAgentStatus,
(DateTime.Now - cinfo.StartedTime).Minutes,
avg_reqs,
string.Format(
"{0} ({1:0.00}%)",
llClient.TotalAgentUpdates,
cinfo.SyncRequests.ContainsKey("AgentUpdate")
? (float)cinfo.SyncRequests["AgentUpdate"] / llClient.TotalAgentUpdates * 100
: 0));
}
});
}
return string.Empty;
}
string fname = "", lname = "";
if (showParams.Length > 3)
fname = showParams[3];
if (showParams.Length > 4)
lname = showParams[4];
foreach (Scene scene in m_scenes.Values)
{
scene.ForEachClient(
delegate(IClientAPI client)
{
if (client is LLClientView)
{
LLClientView llClient = client as LLClientView;
if (llClient.Name == fname + " " + lname)
{
ClientInfo cinfo = llClient.GetClientInfo();
AgentCircuitData aCircuit = scene.AuthenticateHandler.GetAgentCircuitData(llClient.CircuitCode);
if (aCircuit == null) // create a dummy one
aCircuit = new AgentCircuitData();
if (!llClient.SceneAgent.IsChildAgent)
m_log.InfoFormat("[INFO]: {0} # {1} # {2}", llClient.Name, Util.GetViewerName(aCircuit), aCircuit.Id0);
int avg_reqs = cinfo.AsyncRequests.Values.Sum() + cinfo.GenericRequests.Values.Sum() + cinfo.SyncRequests.Values.Sum();
avg_reqs = avg_reqs / ((DateTime.Now - cinfo.StartedTime).Minutes + 1);
m_log.InfoFormat("[INFO]:");
m_log.InfoFormat("[INFO]: {0} # {1} # Time: {2}min # Avg Reqs/min: {3}", scene.RegionInfo.RegionName,
(llClient.SceneAgent.IsChildAgent ? "Child" : "Root"), (DateTime.Now - cinfo.StartedTime).Minutes, avg_reqs);
Dictionary<string, int> sortedDict = (from entry in cinfo.AsyncRequests orderby entry.Value descending select entry)
.ToDictionary(pair => pair.Key, pair => pair.Value);
PrintRequests("TOP ASYNC", sortedDict, cinfo.AsyncRequests.Values.Sum());
sortedDict = (from entry in cinfo.SyncRequests orderby entry.Value descending select entry)
.ToDictionary(pair => pair.Key, pair => pair.Value);
PrintRequests("TOP SYNC", sortedDict, cinfo.SyncRequests.Values.Sum());
sortedDict = (from entry in cinfo.GenericRequests orderby entry.Value descending select entry)
.ToDictionary(pair => pair.Key, pair => pair.Value);
PrintRequests("TOP GENERIC", sortedDict, cinfo.GenericRequests.Values.Sum());
}
}
});
}
return string.Empty;
}
private void PrintRequests(string type, Dictionary<string, int> sortedDict, int sum)
{
m_log.InfoFormat("[INFO]:");
m_log.InfoFormat("[INFO]: {0,25}", type);
foreach (KeyValuePair<string, int> kvp in sortedDict.Take(12))
m_log.InfoFormat("[INFO]: {0,25} {1,-6}", kvp.Key, kvp.Value);
m_log.InfoFormat("[INFO]: {0,25}", "...");
m_log.InfoFormat("[INFO]: {0,25} {1,-6}", "Total", sum);
}
}
}
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