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Diffstat (limited to 'OpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs')
-rwxr-xr-xOpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs331
1 files changed, 170 insertions, 161 deletions
diff --git a/OpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs b/OpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs
index 65e4c90..fd8d5e3 100755
--- a/OpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs
+++ b/OpenSim/Region/CoreModules/Framework/Statistics/Logging/LogWriter.cs
@@ -1,161 +1,170 @@
1/* 1/*
2 * Copyright (c) Contributors, http://opensimulator.org/ 2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders. 3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 * 4 *
5 * Redistribution and use in source and binary forms, with or without 5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met: 6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright 7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright 9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution. 11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSimulator Project nor the 12 * * Neither the name of the OpenSimulator Project nor the
13 * names of its contributors may be used to endorse or promote products 13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission. 14 * derived from this software without specific prior written permission.
15 * 15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY 16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY 19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 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 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 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 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. 25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */ 26 */
27 27
28using System; 28using System;
29using System.IO; 29using System.IO;
30using System.Text; 30using System.Text;
31using log4net; 31using log4net;
32 32
33namespace OpenSim.Region.CoreModules.Framework.Statistics.Logging 33namespace OpenSim.Region.CoreModules.Framework.Statistics.Logging
34{ 34{
35 /// <summary> 35 /// <summary>
36 /// Class for writing a high performance, high volume log file. 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 37 /// Sometimes, to debug, one has a high volume logging to do and the regular
38 /// log file output is not appropriate. 38 /// log file output is not appropriate.
39 /// Create a new instance with the parameters needed and 39 /// Create a new instance with the parameters needed and
40 /// call Write() to output a line. Call Close() when finished. 40 /// call Write() to output a line. Call Close() when finished.
41 /// If created with no parameters, it will not log anything. 41 /// If created with no parameters, it will not log anything.
42 /// </summary> 42 /// </summary>
43 public class LogWriter : IDisposable 43 public class LogWriter : IDisposable
44 { 44 {
45 public bool Enabled { get; private set; } 45 public bool Enabled { get; private set; }
46 46
47 private string m_logDirectory = "."; 47 private string m_logDirectory = ".";
48 private int m_logMaxFileTimeMin = 5; // 5 minutes 48 private int m_logMaxFileTimeMin = 5; // 5 minutes
49 public String LogFileHeader { get; set; } 49 public String LogFileHeader { get; set; }
50 50
51 private StreamWriter m_logFile = null; 51 private StreamWriter m_logFile = null;
52 private TimeSpan m_logFileLife; 52 private TimeSpan m_logFileLife;
53 private DateTime m_logFileEndTime; 53 private DateTime m_logFileEndTime;
54 private Object m_logFileWriteLock = new Object(); 54 private Object m_logFileWriteLock = new Object();
55 55
56 // set externally when debugging. If let 'null', this does not write any error messages. 56 // set externally when debugging. If let 'null', this does not write any error messages.
57 public ILog ErrorLogger = null; 57 public ILog ErrorLogger = null;
58 private string LogHeader = "[LOG WRITER]"; 58 private string LogHeader = "[LOG WRITER]";
59 59
60 /// <summary> 60 /// <summary>
61 /// Create a log writer that will not write anything. Good for when not enabled 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. 62 /// but the write statements are still in the code.
63 /// </summary> 63 /// </summary>
64 public LogWriter() 64 public LogWriter()
65 { 65 {
66 Enabled = false; 66 Enabled = false;
67 m_logFile = null; 67 m_logFile = null;
68 } 68 }
69 69
70 /// <summary> 70 /// <summary>
71 /// Create a log writer instance. 71 /// Create a log writer instance.
72 /// </summary> 72 /// </summary>
73 /// <param name="dir">The directory to create the log file in. May be 'null' for default.</param> 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> 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> 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) 76 public LogWriter(string dir, string headr, int maxFileTime)
77 { 77 {
78 m_logDirectory = dir == null ? "." : dir; 78 m_logDirectory = dir == null ? "." : dir;
79 79
80 LogFileHeader = headr == null ? "log-" : headr; 80 LogFileHeader = headr == null ? "log-" : headr;
81 81
82 m_logMaxFileTimeMin = maxFileTime; 82 m_logMaxFileTimeMin = maxFileTime;
83 if (m_logMaxFileTimeMin < 1) 83 if (m_logMaxFileTimeMin < 1)
84 m_logMaxFileTimeMin = 5; 84 m_logMaxFileTimeMin = 5;
85 85
86 m_logFileLife = new TimeSpan(0, m_logMaxFileTimeMin, 0); 86 m_logFileLife = new TimeSpan(0, m_logMaxFileTimeMin, 0);
87 m_logFileEndTime = DateTime.Now + m_logFileLife; 87 m_logFileEndTime = DateTime.Now + m_logFileLife;
88 88
89 Enabled = true; 89 Enabled = true;
90 } 90 }
91 91
92 public void Dispose() 92 public void Dispose()
93 { 93 {
94 this.Close(); 94 this.Close();
95 } 95 }
96 96
97 public void Close() 97 public void Close()
98 { 98 {
99 Enabled = false; 99 Enabled = false;
100 if (m_logFile != null) 100 if (m_logFile != null)
101 { 101 {
102 m_logFile.Close(); 102 m_logFile.Close();
103 m_logFile.Dispose(); 103 m_logFile.Dispose();
104 m_logFile = null; 104 m_logFile = null;
105 } 105 }
106 } 106 }
107 107
108 public void Write(string line, params object[] args) 108 public void Write(string line, params object[] args)
109 { 109 {
110 if (!Enabled) return; 110 if (!Enabled) return;
111 Write(String.Format(line, args)); 111 Write(String.Format(line, args));
112 } 112 }
113 113
114 public void Write(string line) 114 public void Flush()
115 { 115 {
116 if (!Enabled) return; 116 if (!Enabled) return;
117 try 117 if (m_logFile != null)
118 { 118 {
119 lock (m_logFileWriteLock) 119 m_logFile.Flush();
120 { 120 }
121 DateTime now = DateTime.Now; 121 }
122 if (m_logFile == null || now > m_logFileEndTime) 122
123 { 123 public void Write(string line)
124 if (m_logFile != null) 124 {
125 { 125 if (!Enabled) return;
126 m_logFile.Close(); 126 try
127 m_logFile.Dispose(); 127 {
128 m_logFile = null; 128 lock (m_logFileWriteLock)
129 } 129 {
130 130 DateTime now = DateTime.Now;
131 // First log file or time has expired, start writing to a new log file 131 if (m_logFile == null || now > m_logFileEndTime)
132 m_logFileEndTime = now + m_logFileLife; 132 {
133 string path = (m_logDirectory.Length > 0 ? m_logDirectory 133 if (m_logFile != null)
134 + System.IO.Path.DirectorySeparatorChar.ToString() : "") 134 {
135 + String.Format("{0}{1}.log", LogFileHeader, now.ToString("yyyyMMddHHmmss")); 135 m_logFile.Close();
136 m_logFile = new StreamWriter(File.Open(path, FileMode.Append, FileAccess.Write)); 136 m_logFile.Dispose();
137 } 137 m_logFile = null;
138 if (m_logFile != null) 138 }
139 { 139
140 StringBuilder buff = new StringBuilder(line.Length + 25); 140 // First log file or time has expired, start writing to a new log file
141 buff.Append(now.ToString("yyyyMMddHHmmssfff")); 141 m_logFileEndTime = now + m_logFileLife;
142 // buff.Append(now.ToString("yyyyMMddHHmmss")); 142 string path = (m_logDirectory.Length > 0 ? m_logDirectory
143 buff.Append(","); 143 + System.IO.Path.DirectorySeparatorChar.ToString() : "")
144 buff.Append(line); 144 + String.Format("{0}{1}.log", LogFileHeader, now.ToString("yyyyMMddHHmmss"));
145 buff.Append("\r\n"); 145 m_logFile = new StreamWriter(File.Open(path, FileMode.Append, FileAccess.Write));
146 m_logFile.Write(buff.ToString()); 146 }
147 } 147 if (m_logFile != null)
148 } 148 {
149 } 149 StringBuilder buff = new StringBuilder(line.Length + 25);
150 catch (Exception e) 150 buff.Append(now.ToString("yyyyMMddHHmmssfff"));
151 { 151 // buff.Append(now.ToString("yyyyMMddHHmmss"));
152 if (ErrorLogger != null) 152 buff.Append(",");
153 { 153 buff.Append(line);
154 ErrorLogger.ErrorFormat("{0}: FAILURE WRITING TO LOGFILE: {1}", LogHeader, e); 154 buff.Append("\r\n");
155 } 155 m_logFile.Write(buff.ToString());
156 Enabled = false; 156 }
157 } 157 }
158 return; 158 }
159 } 159 catch (Exception e)
160 } 160 {
161} \ No newline at end of file 161 if (ErrorLogger != null)
162 {
163 ErrorLogger.ErrorFormat("{0}: FAILURE WRITING TO LOGFILE: {1}", LogHeader, e);
164 }
165 Enabled = false;
166 }
167 return;
168 }
169 }
170}
generated by cgit v1.1 at 2024-07-07 18:05:46 +0000