1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
|
/*
* 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.Collections;
using System.Collections.Generic;
using System.Reflection;
using log4net;
using Nini.Config;
using OpenMetaverse;
using OpenSim.Framework;
using OpenSim.Region.CoreModules.Framework.Monitoring.Alerts;
using OpenSim.Region.CoreModules.Framework.Monitoring.Monitors;
using OpenSim.Region.Framework.Interfaces;
using OpenSim.Region.Framework.Scenes;
namespace OpenSim.Region.CoreModules.Framework.Monitoring
{
public class MonitorModule : IRegionModule
{
/// <summary>
/// Is this module enabled?
/// </summary>
public bool Enabled { get; private set; }
private Scene m_scene;
private readonly List<IMonitor> m_monitors = new List<IMonitor>();
private readonly List<IAlert> m_alerts = new List<IAlert>();
private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
#region Implementation of IRegionModule
public MonitorModule()
{
Enabled = true;
}
public void Initialise(Scene scene, IConfigSource source)
{
IConfig cnfg = source.Configs["Monitoring"];
if (cnfg != null)
Enabled = cnfg.GetBoolean("Enabled", true);
if (!Enabled)
return;
m_scene = scene;
m_scene.AddCommand(this, "monitor report",
"monitor report",
"Returns a variety of statistics about the current region and/or simulator",
DebugMonitors);
MainServer.Instance.AddHTTPHandler("/monitorstats/" + m_scene.RegionInfo.RegionID, StatsPage);
}
public void DebugMonitors(string module, string[] args)
{
foreach (IMonitor monitor in m_monitors)
{
m_log.Info("[MonitorModule]: " + m_scene.RegionInfo.RegionName + " reports " + monitor.GetName() + " = " + monitor.GetFriendlyValue());
}
}
public void TestAlerts()
{
foreach (IAlert alert in m_alerts)
{
alert.Test();
}
}
public Hashtable StatsPage(Hashtable request)
{
// If request was for a specific monitor
// eg url/?monitor=Monitor.Name
if (request.ContainsKey("monitor"))
{
string monID = (string) request["monitor"];
foreach (IMonitor monitor in m_monitors)
{
string elemName = monitor.ToString();
if (elemName.StartsWith(monitor.GetType().Namespace))
elemName = elemName.Substring(monitor.GetType().Namespace.Length + 1);
if (elemName == monID || monitor.ToString() == monID)
{
Hashtable ereply3 = new Hashtable();
ereply3["int_response_code"] = 404; // 200 OK
ereply3["str_response_string"] = monitor.GetValue().ToString();
ereply3["content_type"] = "text/plain";
return ereply3;
}
}
// No monitor with that name
Hashtable ereply2 = new Hashtable();
ereply2["int_response_code"] = 404; // 200 OK
ereply2["str_response_string"] = "No such monitor";
ereply2["content_type"] = "text/plain";
return ereply2;
}
string xml = "<data>";
foreach (IMonitor monitor in m_monitors)
{
string elemName = monitor.ToString();
if (elemName.StartsWith(monitor.GetType().Namespace))
elemName = elemName.Substring(monitor.GetType().Namespace.Length + 1);
xml += "<" + elemName + ">" + monitor.GetValue() + "</" + elemName + ">";
}
xml += "</data>";
Hashtable ereply = new Hashtable();
ereply["int_response_code"] = 200; // 200 OK
ereply["str_response_string"] = xml;
ereply["content_type"] = "text/xml";
return ereply;
}
public void PostInitialise()
{
if (!Enabled)
return;
m_monitors.Add(new AgentCountMonitor(m_scene));
m_monitors.Add(new ChildAgentCountMonitor(m_scene));
m_monitors.Add(new GCMemoryMonitor());
m_monitors.Add(new ObjectCountMonitor(m_scene));
m_monitors.Add(new PhysicsFrameMonitor(m_scene));
m_monitors.Add(new PhysicsUpdateFrameMonitor(m_scene));
m_monitors.Add(new PWSMemoryMonitor());
m_monitors.Add(new ThreadCountMonitor());
m_monitors.Add(new TotalFrameMonitor(m_scene));
m_monitors.Add(new EventFrameMonitor(m_scene));
m_monitors.Add(new LandFrameMonitor(m_scene));
m_monitors.Add(new LastFrameTimeMonitor(m_scene));
m_alerts.Add(new DeadlockAlert(m_monitors.Find(x => x is LastFrameTimeMonitor) as LastFrameTimeMonitor));
foreach (IAlert alert in m_alerts)
{
alert.OnTriggerAlert += OnTriggerAlert;
}
}
void OnTriggerAlert(System.Type reporter, string reason, bool fatal)
{
m_log.Error("[Monitor] " + reporter.Name + " for " + m_scene.RegionInfo.RegionName + " reports " + reason + " (Fatal: " + fatal + ")");
}
public void Close()
{
}
public string Name
{
get { return "Region Health Monitoring Module"; }
}
public bool IsSharedModule
{
get { return false; }
}
#endregion
}
}
|