private static void handleLogging(ErrorLevel errorlevel, string message, object data, string memberName, string filePath)
{
System.Threading.Tasks.Task.Run(() =>
{
string timestamp = DateTime.UtcNow.ToString("s", System.Globalization.CultureInfo.InvariantCulture);
var shortPath = Redaction.RedactEnvironmentVariables(Path.GetFileNameWithoutExtension(filePath));
var method = Redaction.RedactEnvironmentVariables(memberName);
message = $"{shortPath}:{method} {Redaction.RedactEnvironmentVariables(message)}";
var preppedData = FilterAndRedactData(data);
switch (errorlevel)
{
case ErrorLevel.Debug:
{
if (Verbose)
{
log(timestamp, errorlevel, message, preppedData);
}
if (TelemetryEnabled)
{
RecordTelemetryInfo(errorlevel, message, preppedData);
}
}
break;
case ErrorLevel.Info:
case ErrorLevel.Warning:
{
log(timestamp, errorlevel, message, preppedData);
if (TelemetryEnabled)
{
RecordTelemetryInfo(errorlevel, message, preppedData);
}
}
break;
case ErrorLevel.Error:
case ErrorLevel.Critical:
{
log(timestamp, errorlevel, message, preppedData);
if (TelemetryEnabled)
{
ReportTelemetryEvent(timestamp, errorlevel, message, preppedData);
}
}
break;
}
}).ConfigureAwait(false);
}
private static void log(string timestamp, ErrorLevel errorlevel, string message, object data = null)
{
lock (logLock)
{
try
{
using (StreamWriter file = new StreamWriter(LogFile, true))
{
file.WriteLine($"{timestamp} [{errorlevel}] {message}" + (data != null
? $": {Redaction.RedactEnvironmentVariables(JsonConvert.SerializeObject(data))}"
: null));
}
}
catch (Exception)
{
// Failed; can't do anything about it as we're in the logging code anyway
}
}
}
private static Dictionary <string, object> FilterAndRedactData(object data)
{
if (data is null)
{
return(null);
}
try
{
if (data is string str && !JsonRegex.IsMatch(str))
{
return(Wrap("message", Redaction.RedactEnvironmentVariables(str)));
}
else
{
// Serialize the data to a string
string serialized = JsonConvert.SerializeObject(data);
serialized = FilterPropertiesFromJsonString(serialized);
serialized = Redaction.RedactEnvironmentVariables(serialized);
if (data is Exception)
{
return(JsonConvert.DeserializeObject <Dictionary <string, object> >(serialized));
}
else
{
var jToken = JToken.Parse(serialized);
if (jToken is JArray jArray)
{
return(Wrap("data", jArray));
}
if (jToken is JObject jObject)
{
return(jObject.ToObject <Dictionary <string, object> >());
}
}
}
}
