private string ReadFileSetting()
{
var content = "";
_encryptionKeys = new Dictionary <string, string>();
if (!_appDataFolder.FileExists(_filePath))
{
var key = "";
content = "TheDefaultChannel" + ":" + key + Environment.NewLine;
_encryptionKeys.Add("TheDefaultChannel", key);
_appDataFolder.CreateFile(_filePath, content);
}
else
{
var filecontent = _appDataFolder.ReadFile(_filePath);
var lines = filecontent.Split(new string[] { Environment.NewLine }, StringSplitOptions.RemoveEmptyEntries);
foreach (string line in lines)
{
var keyval = line.Split(':');
if (keyval.Length > 1)
{
if (!string.IsNullOrEmpty(line.Substring(keyval[0].Length + 1).Trim()))
{
_encryptionKeys.Add(keyval[0], line.Substring(keyval[0].Length + 1).Trim());
}
else
{
_encryptionKeys.Add(keyval[0], "");
}
}
}
content = filecontent;
}
_lastWriteTimedUtc = _appDataFolder.GetFileLastWriteTimeUtc(_filePath);
return(content);
}
public void Sweep()
{
Logger.Debug("Beginning sweep for TrailLogTrimmingBackgroundTask.");
try {
// This task should look for audit trail log files older than a timespan
// and delete them if any are found.
if (GetIsTimeToTrim())
{
var logFilePath = LaserAuditTrailHelper.GetLogsFilePath();
var logFileExtension = LaserAuditTrailHelper.GetAppenderFileExtension();
var fileNameBeginning = Path.Combine(
logFilePath,
LaserAuditTrailHelper.GetAppenderFileName(
GetSiteSettings().SiteName))
.Replace(Path.DirectorySeparatorChar, '/');
var myLogs = _appDataFolder
.ListFiles(logFilePath)
.Where(fn => fn.StartsWith(fileNameBeginning));
// get the logs older than the specific timespan and delete them
// Retention timespan: anything older will be deleted
var retentionPeriod = TimeSpan.FromDays(GetAuditTrailSettings().RetentionPeriod);
var dateThreshold = (_clock.UtcNow.EndOfDay() - retentionPeriod);
foreach (var fileName in myLogs)
{
var lastWriteTime = _appDataFolder.GetFileLastWriteTimeUtc(fileName);
if (lastWriteTime <= dateThreshold)
{
// file is older than the limit for retention. Delete it.
_appDataFolder.DeleteFile(fileName);
}
}
}
} catch (Exception ex) {
Logger.Error(ex, "Error during sweep for TrailLogTrimmingBackgroundTask.");
} finally {
Logger.Debug("Ending sweep for TrailLogTrimmingBackgroundTask.");
}
}
public DateTime GetAssemblyDateTimeUtc(string moduleName)
{
var path = PrecompiledAssemblyPath(moduleName);
return(_appDataFolder.GetFileLastWriteTimeUtc(path));
}
/// <summary>
/// 获取程序集的最后修改的Utc时间，如果不存在则返回null。
/// </summary>
/// <param name="descriptor">程序集描述符。</param>
/// <returns>Utc时间。</returns>
public DateTime?GetAssemblyDateTimeUtc(AssemblyDescriptor descriptor)
{
var path = PrecompiledAssemblyPath(descriptor);
return(_appDataFolder.GetFileLastWriteTimeUtc(path));
}
