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daily rolling log file

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This commit is contained in:
kimw
2016-01-10 09:44:00 +08:00
parent 937171996a
commit bc3080701b
2 changed files with 76 additions and 20 deletions
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shadowsocks-csharp/Controller/Logging.cs
+52 -8
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@@ -10,17 +10,28 @@ namespace Shadowsocks.Controller
public class Logging
{
public static string LogFilePath;
private static DateTime LogFileCreationTime;
public static bool OpenLogFile()
{
try
{
LogFilePath = Utils.GetTempPath("shadowsocks.log");
FileStream fs = new FileStream(LogFilePath, FileMode.Append);
StreamWriterWithTimestamp sw = new StreamWriterWithTimestamp(fs);
sw.AutoFlush = true;
Console.SetOut(sw);
Console.SetError(sw);
if (!File.Exists(LogFilePath))
using (File.Create(LogFilePath)) { }
LogFileCreationTime = File.GetCreationTime(LogFilePath);
if ((DateTime.Now - LogFileCreationTime).Days >= 1)
RollLogFile();
else
{
FileStream fs = new FileStream(LogFilePath, FileMode.Append);
StreamWriterWithTimestamp sw = new StreamWriterWithTimestamp(fs);
sw.AutoFlush = true;
Console.SetOut(sw);
Console.SetError(sw);
}
return true;
}
@@ -31,20 +42,53 @@ namespace Shadowsocks.Controller
}
}
private static void RollLogFile()
{
Console.Out.Close();
Console.Error.Close();
MemoryStream ms = new MemoryStream();
StreamWriterWithTimestamp sw = new StreamWriterWithTimestamp(ms);
sw.AutoFlush = true;
Console.SetOut(sw);
Console.SetError(sw);
byte[] logContents = File.ReadAllBytes(LogFilePath);
string datestr = DateTime.Now.AddDays(-1).ToString("yyyyMMdd");
string filepath = Utils.GetTempPath($"shadowsocks.{datestr}.log.zip");
FileManager.CompressFile(filepath, logContents);
File.Delete(LogFilePath);
FileStream fs = new FileStream(LogFilePath, FileMode.CreateNew);
LogFileCreationTime = DateTime.Now;
ms.CopyTo(fs);
StreamWriterWithTimestamp sw2 = new StreamWriterWithTimestamp(fs);
sw2.AutoFlush = true;
Console.SetOut(sw2);
Console.SetError(sw2);
}
private static void WriteToLogFile(object o)
{
if ((DateTime.Now - LogFileCreationTime).Days >= 1)
RollLogFile();
Console.WriteLine(o);
}
public static void Error(object o)
{
Console.WriteLine("[E] " + o);
WriteToLogFile("[E] " + o);
}
public static void Info(object o)
{
Console.WriteLine(o);
WriteToLogFile(o);
}
public static void Debug(object o)
{
#if DEBUG
Console.WriteLine("[D] " + o);
WriteToLogFile("[D] " + o);
#endif
}