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-rw-r--r--OpenSim/Region/CoreModules/Framework/Statistics/Logging/BinaryLoggingModule.cs2
-rwxr-xr-xOpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs161
2 files changed, 162 insertions, 1 deletions
diff --git a/OpenSim/Region/CoreModules/Framework/Statistics/Logging/BinaryLoggingModule.cs b/OpenSim/Region/CoreModules/Framework/Statistics/Logging/BinaryLoggingModule.cs
index a75ff62..9b1b1a3 100644
--- a/OpenSim/Region/CoreModules/Framework/Statistics/Logging/BinaryLoggingModule.cs
+++ b/OpenSim/Region/CoreModules/Framework/Statistics/Logging/BinaryLoggingModule.cs
@@ -39,7 +39,7 @@ using OpenSim.Region.Framework;
39using OpenSim.Region.Framework.Interfaces; 39using OpenSim.Region.Framework.Interfaces;
40using OpenSim.Region.Framework.Scenes; 40using OpenSim.Region.Framework.Scenes;
41 41
42namespace OpenSim.Region.CoreModules.Avatar.Attachments 42namespace OpenSim.Region.CoreModules.Statistics.Logging
43{ 43{
44 [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "BinaryLoggingModule")] 44 [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "BinaryLoggingModule")]
45 public class BinaryLoggingModule : INonSharedRegionModule 45 public class BinaryLoggingModule : INonSharedRegionModule
diff --git a/OpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs b/OpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs
new file mode 100755
index 0000000..65e4c90
--- /dev/null
+++ b/OpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs
@@ -0,0 +1,161 @@
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
28using System;
29using System.IO;
30using System.Text;
31using log4net;
32
33namespace OpenSim.Region.CoreModules.Framework.Statistics.Logging
34{
35 /// <summary>
36 /// Class for writing a high performance, high volume log file.
37 /// Sometimes, to debug, one has a high volume logging to do and the regular
38 /// log file output is not appropriate.
39 /// Create a new instance with the parameters needed and
40 /// call Write() to output a line. Call Close() when finished.
41 /// If created with no parameters, it will not log anything.
42 /// </summary>
43 public class LogWriter : IDisposable
44 {
45 public bool Enabled { get; private set; }
46
47 private string m_logDirectory = ".";
48 private int m_logMaxFileTimeMin = 5; // 5 minutes
49 public String LogFileHeader { get; set; }
50
51 private StreamWriter m_logFile = null;
52 private TimeSpan m_logFileLife;
53 private DateTime m_logFileEndTime;
54 private Object m_logFileWriteLock = new Object();
55
56 // set externally when debugging. If let 'null', this does not write any error messages.
57 public ILog ErrorLogger = null;
58 private string LogHeader = "[LOG WRITER]";
59
60 /// <summary>
61 /// Create a log writer that will not write anything. Good for when not enabled
62 /// but the write statements are still in the code.
63 /// </summary>
64 public LogWriter()
65 {
66 Enabled = false;
67 m_logFile = null;
68 }
69
70 /// <summary>
71 /// Create a log writer instance.
72 /// </summary>
73 /// <param name="dir">The directory to create the log file in. May be 'null' for default.</param>
74 /// <param name="headr">The characters that begin the log file name. May be 'null' for default.</param>
75 /// <param name="maxFileTime">Maximum age of a log file in minutes. If zero, will set default.</param>
76 public LogWriter(string dir, string headr, int maxFileTime)
77 {
78 m_logDirectory = dir == null ? "." : dir;
79
80 LogFileHeader = headr == null ? "log-" : headr;
81
82 m_logMaxFileTimeMin = maxFileTime;
83 if (m_logMaxFileTimeMin < 1)
84 m_logMaxFileTimeMin = 5;
85
86 m_logFileLife = new TimeSpan(0, m_logMaxFileTimeMin, 0);
87 m_logFileEndTime = DateTime.Now + m_logFileLife;
88
89 Enabled = true;
90 }
91
92 public void Dispose()
93 {
94 this.Close();
95 }
96
97 public void Close()
98 {
99 Enabled = false;
100 if (m_logFile != null)
101 {
102 m_logFile.Close();
103 m_logFile.Dispose();
104 m_logFile = null;
105 }
106 }
107
108 public void Write(string line, params object[] args)
109 {
110 if (!Enabled) return;
111 Write(String.Format(line, args));
112 }
113
114 public void Write(string line)
115 {
116 if (!Enabled) return;
117 try
118 {
119 lock (m_logFileWriteLock)
120 {
121 DateTime now = DateTime.Now;
122 if (m_logFile == null || now > m_logFileEndTime)
123 {
124 if (m_logFile != null)
125 {
126 m_logFile.Close();
127 m_logFile.Dispose();
128 m_logFile = null;
129 }
130
131 // First log file or time has expired, start writing to a new log file
132 m_logFileEndTime = now + m_logFileLife;
133 string path = (m_logDirectory.Length > 0 ? m_logDirectory
134 + System.IO.Path.DirectorySeparatorChar.ToString() : "")
135 + String.Format("{0}{1}.log", LogFileHeader, now.ToString("yyyyMMddHHmmss"));
136 m_logFile = new StreamWriter(File.Open(path, FileMode.Append, FileAccess.Write));
137 }
138 if (m_logFile != null)
139 {
140 StringBuilder buff = new StringBuilder(line.Length + 25);
141 buff.Append(now.ToString("yyyyMMddHHmmssfff"));
142 // buff.Append(now.ToString("yyyyMMddHHmmss"));
143 buff.Append(",");
144 buff.Append(line);
145 buff.Append("\r\n");
146 m_logFile.Write(buff.ToString());
147 }
148 }
149 }
150 catch (Exception e)
151 {
152 if (ErrorLogger != null)
153 {
154 ErrorLogger.ErrorFormat("{0}: FAILURE WRITING TO LOGFILE: {1}", LogHeader, e);
155 }
156 Enabled = false;
157 }
158 return;
159 }
160 }
161} \ No newline at end of file