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authorJeff Ames2008-02-02 07:13:37 +0000
committerJeff Ames2008-02-02 07:13:37 +0000
commitb1a6f4821b650acf5523d8d7114a8f5c122dedcb (patch)
treeab37383c2c71a3f36acd1a4f69295f4068dc7011 /OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/MaintenanceThread.cs
parentHopefully fixed MySQL DB crash on startup issue (so we can remove 3 sec wait). (diff)
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Updated svn properties.
Diffstat (limited to 'OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/MaintenanceThread.cs')
-rw-r--r--OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/MaintenanceThread.cs326
1 files changed, 163 insertions, 163 deletions
diff --git a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/MaintenanceThread.cs b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/MaintenanceThread.cs
index fc2fda9..ae6f001 100644
--- a/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/MaintenanceThread.cs
+++ b/OpenSim/Region/ScriptEngine/Common/ScriptEngineBase/MaintenanceThread.cs
@@ -1,163 +1,163 @@
1using System; 1using System;
2using System.Collections.Generic; 2using System.Collections.Generic;
3using System.Text; 3using System.Text;
4using System.Threading; 4using System.Threading;
5 5
6namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase 6namespace OpenSim.Region.ScriptEngine.Common.ScriptEngineBase
7{ 7{
8 /// <summary> 8 /// <summary>
9 /// This class does maintenance on script engine. 9 /// This class does maintenance on script engine.
10 /// </summary> 10 /// </summary>
11 public class MaintenanceThread : iScriptEngineFunctionModule 11 public class MaintenanceThread : iScriptEngineFunctionModule
12 { 12 {
13 public ScriptEngine m_ScriptEngine; 13 public ScriptEngine m_ScriptEngine;
14 private int MaintenanceLoopms; 14 private int MaintenanceLoopms;
15 15
16 public MaintenanceThread(ScriptEngine _ScriptEngine) 16 public MaintenanceThread(ScriptEngine _ScriptEngine)
17 { 17 {
18 m_ScriptEngine = _ScriptEngine; 18 m_ScriptEngine = _ScriptEngine;
19 19
20 ReadConfig(); 20 ReadConfig();
21 21
22 // Start maintenance thread 22 // Start maintenance thread
23 StartMaintenanceThread(); 23 StartMaintenanceThread();
24 } 24 }
25 25
26 ~MaintenanceThread() 26 ~MaintenanceThread()
27 { 27 {
28 StopMaintenanceThread(); 28 StopMaintenanceThread();
29 } 29 }
30 30
31 public void ReadConfig() 31 public void ReadConfig()
32 { 32 {
33 MaintenanceLoopms = m_ScriptEngine.ScriptConfigSource.GetInt("MaintenanceLoopms", 50); 33 MaintenanceLoopms = m_ScriptEngine.ScriptConfigSource.GetInt("MaintenanceLoopms", 50);
34 } 34 }
35 35
36 36
37 #region " Maintenance thread " 37 #region " Maintenance thread "
38 /// <summary> 38 /// <summary>
39 /// Maintenance thread. Enforcing max execution time for example. 39 /// Maintenance thread. Enforcing max execution time for example.
40 /// </summary> 40 /// </summary>
41 public Thread MaintenanceThreadThread; 41 public Thread MaintenanceThreadThread;
42 42
43 /// <summary> 43 /// <summary>
44 /// Starts maintenance thread 44 /// Starts maintenance thread
45 /// </summary> 45 /// </summary>
46 private void StartMaintenanceThread() 46 private void StartMaintenanceThread()
47 { 47 {
48 if (MaintenanceThreadThread == null) 48 if (MaintenanceThreadThread == null)
49 { 49 {
50 MaintenanceThreadThread = new Thread(MaintenanceLoop); 50 MaintenanceThreadThread = new Thread(MaintenanceLoop);
51 MaintenanceThreadThread.Name = "ScriptMaintenanceThread"; 51 MaintenanceThreadThread.Name = "ScriptMaintenanceThread";
52 MaintenanceThreadThread.IsBackground = true; 52 MaintenanceThreadThread.IsBackground = true;
53 MaintenanceThreadThread.Start(); 53 MaintenanceThreadThread.Start();
54 } 54 }
55 } 55 }
56 56
57 /// <summary> 57 /// <summary>
58 /// Stops maintenance thread 58 /// Stops maintenance thread
59 /// </summary> 59 /// </summary>
60 private void StopMaintenanceThread() 60 private void StopMaintenanceThread()
61 { 61 {
62#if DEBUG 62#if DEBUG
63 m_ScriptEngine.Log.Debug(m_ScriptEngine.ScriptEngineName, "StopMaintenanceThread() called"); 63 m_ScriptEngine.Log.Debug(m_ScriptEngine.ScriptEngineName, "StopMaintenanceThread() called");
64#endif 64#endif
65 PleaseShutdown = true; 65 PleaseShutdown = true;
66 Thread.Sleep(100); 66 Thread.Sleep(100);
67 try 67 try
68 { 68 {
69 if (MaintenanceThreadThread != null) 69 if (MaintenanceThreadThread != null)
70 { 70 {
71 if (MaintenanceThreadThread.IsAlive) 71 if (MaintenanceThreadThread.IsAlive)
72 { 72 {
73 MaintenanceThreadThread.Abort(); 73 MaintenanceThreadThread.Abort();
74 } 74 }
75 } 75 }
76 } 76 }
77 catch (Exception ex) 77 catch (Exception ex)
78 { 78 {
79 m_ScriptEngine.Log.Error(m_ScriptEngine.ScriptEngineName, "Exception stopping maintenence thread: " + ex.ToString()); 79 m_ScriptEngine.Log.Error(m_ScriptEngine.ScriptEngineName, "Exception stopping maintenence thread: " + ex.ToString());
80 } 80 }
81 81
82 } 82 }
83 83
84 /// <summary> 84 /// <summary>
85 /// A thread should run in this loop and check all running scripts 85 /// A thread should run in this loop and check all running scripts
86 /// </summary> 86 /// </summary>
87 public void MaintenanceLoop() 87 public void MaintenanceLoop()
88 { 88 {
89 if (m_ScriptEngine.m_EventQueueManager.maxFunctionExecutionTimens < MaintenanceLoopms) 89 if (m_ScriptEngine.m_EventQueueManager.maxFunctionExecutionTimens < MaintenanceLoopms)
90 m_ScriptEngine.Log.Warn(m_ScriptEngine.ScriptEngineName, 90 m_ScriptEngine.Log.Warn(m_ScriptEngine.ScriptEngineName,
91 "Configuration error: MaxEventExecutionTimeMs is less than MaintenanceLoopms. The Maintenance Loop will only check scripts once per run."); 91 "Configuration error: MaxEventExecutionTimeMs is less than MaintenanceLoopms. The Maintenance Loop will only check scripts once per run.");
92 92
93 while (true) 93 while (true)
94 { 94 {
95 try 95 try
96 { 96 {
97 long Last_maxFunctionExecutionTimens = 0; // DateTime.Now.Ticks; 97 long Last_maxFunctionExecutionTimens = 0; // DateTime.Now.Ticks;
98 long Last_ReReadConfigFilens = DateTime.Now.Ticks; 98 long Last_ReReadConfigFilens = DateTime.Now.Ticks;
99 while (true) 99 while (true)
100 { 100 {
101 System.Threading.Thread.Sleep(MaintenanceLoopms); // Sleep before next pass 101 System.Threading.Thread.Sleep(MaintenanceLoopms); // Sleep before next pass
102 if (PleaseShutdown) 102 if (PleaseShutdown)
103 return; 103 return;
104 104
105 if (m_ScriptEngine != null) 105 if (m_ScriptEngine != null)
106 { 106 {
107 // 107 //
108 // Re-reading config every x seconds 108 // Re-reading config every x seconds
109 // 109 //
110 if (m_ScriptEngine.RefreshConfigFileSeconds > 0) 110 if (m_ScriptEngine.RefreshConfigFileSeconds > 0)
111 { 111 {
112 // Check if its time to re-read config 112 // Check if its time to re-read config
113 if (DateTime.Now.Ticks - Last_ReReadConfigFilens > m_ScriptEngine.RefreshConfigFilens) 113 if (DateTime.Now.Ticks - Last_ReReadConfigFilens > m_ScriptEngine.RefreshConfigFilens)
114 { 114 {
115 // Its time to re-read config file 115 // Its time to re-read config file
116 m_ScriptEngine.ReadConfig(); 116 m_ScriptEngine.ReadConfig();
117 Last_ReReadConfigFilens = DateTime.Now.Ticks; // Reset time 117 Last_ReReadConfigFilens = DateTime.Now.Ticks; // Reset time
118 } 118 }
119 } 119 }
120 120
121 // 121 //
122 // Adjust number of running script threads if not correct 122 // Adjust number of running script threads if not correct
123 // 123 //
124 if (m_ScriptEngine.m_EventQueueManager != null) 124 if (m_ScriptEngine.m_EventQueueManager != null)
125 m_ScriptEngine.m_EventQueueManager.AdjustNumberOfScriptThreads(); 125 m_ScriptEngine.m_EventQueueManager.AdjustNumberOfScriptThreads();
126 126
127 // 127 //
128 // Check if any script has exceeded its max execution time 128 // Check if any script has exceeded its max execution time
129 // 129 //
130 if (m_ScriptEngine.m_EventQueueManager != null && m_ScriptEngine.m_EventQueueManager.EnforceMaxExecutionTime) 130 if (m_ScriptEngine.m_EventQueueManager != null && m_ScriptEngine.m_EventQueueManager.EnforceMaxExecutionTime)
131 { 131 {
132 // We are enforcing execution time 132 // We are enforcing execution time
133 if (DateTime.Now.Ticks - Last_maxFunctionExecutionTimens > 133 if (DateTime.Now.Ticks - Last_maxFunctionExecutionTimens >
134 m_ScriptEngine.m_EventQueueManager.maxFunctionExecutionTimens) 134 m_ScriptEngine.m_EventQueueManager.maxFunctionExecutionTimens)
135 { 135 {
136 // Its time to check again 136 // Its time to check again
137 m_ScriptEngine.m_EventQueueManager.CheckScriptMaxExecTime(); // Do check 137 m_ScriptEngine.m_EventQueueManager.CheckScriptMaxExecTime(); // Do check
138 Last_maxFunctionExecutionTimens = DateTime.Now.Ticks; // Reset time 138 Last_maxFunctionExecutionTimens = DateTime.Now.Ticks; // Reset time
139 } 139 }
140 } 140 }
141 } // m_ScriptEngine != null 141 } // m_ScriptEngine != null
142 } 142 }
143 } 143 }
144 catch (Exception ex) 144 catch (Exception ex)
145 { 145 {
146 m_ScriptEngine.Log.Error(m_ScriptEngine.ScriptEngineName, "Exception in MaintenanceLoopThread. Thread will recover after 5 sec throttle. Exception: " + ex.ToString()); 146 m_ScriptEngine.Log.Error(m_ScriptEngine.ScriptEngineName, "Exception in MaintenanceLoopThread. Thread will recover after 5 sec throttle. Exception: " + ex.ToString());
147 Thread.Sleep(5000); 147 Thread.Sleep(5000);
148 } 148 }
149 } 149 }
150 } 150 }
151 #endregion 151 #endregion
152 /// <summary> 152 /// <summary>
153 /// If set to true then threads and stuff should try to make a graceful exit 153 /// If set to true then threads and stuff should try to make a graceful exit
154 /// </summary> 154 /// </summary>
155 public bool PleaseShutdown 155 public bool PleaseShutdown
156 { 156 {
157 get { return _PleaseShutdown; } 157 get { return _PleaseShutdown; }
158 set { _PleaseShutdown = value; } 158 set { _PleaseShutdown = value; }
159 } 159 }
160 private bool _PleaseShutdown = false; 160 private bool _PleaseShutdown = false;
161 161
162 } 162 }
163} 163}
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