public JObject GetGelfJson(LogEventInfo logEventInfo, string facility)
{
//Retrieve the formatted message from LogEventInfo
var logEventMessage = logEventInfo.FormattedMessage;
if (logEventMessage == null) return null;
//If we are dealing with an exception, pass exception properties to LogEventInfo properties
if (logEventInfo.Exception != null)
{
var exceptionDetail = string.Empty;
string stackDetail = null;
this.GetExceptionMessages(logEventInfo.Exception, out exceptionDetail, out stackDetail);
logEventInfo.Properties.Add("ExceptionSource", logEventInfo.Exception.Source);
logEventInfo.Properties.Add("ExceptionMessage", exceptionDetail);
logEventInfo.Properties.Add("StackTrace", stackDetail);
}
//Figure out the short message
var shortMessage = logEventMessage;
if (shortMessage.Length > ShortMessageMaxLength)
{
shortMessage = shortMessage.Substring(0, ShortMessageMaxLength);
}
//Construct the instance of GelfMessage
//See https://github.com/Graylog2/graylog2-docs/wiki/GELF "Specification (version 1.0)"
var gelfMessage = new GelfMessage
{
Version = GelfVersion,
Host = Dns.GetHostName(),
ShortMessage = shortMessage,
FullMessage = logEventMessage,
Timestamp = logEventInfo.TimeStamp,
Level = GetSeverityLevel(logEventInfo.Level),
//Spec says: facility must be set by the client to "GELF" if empty
Facility = (string.IsNullOrEmpty(facility) ? "GELF" : facility),
Line = (logEventInfo.UserStackFrame != null)
? logEventInfo.UserStackFrame.GetFileLineNumber().ToString(
CultureInfo.InvariantCulture)
: string.Empty,
File = (logEventInfo.UserStackFrame != null)
? logEventInfo.UserStackFrame.GetFileName()
: string.Empty,
};
//Convert to JSON
var jsonObject = JObject.FromObject(gelfMessage);
//Add any other interesting data to LogEventInfo properties
logEventInfo.Properties.Add("LoggerName", logEventInfo.LoggerName);
//We will persist them "Additional Fields" according to Gelf spec
foreach (var property in logEventInfo.Properties)
{
AddAdditionalField(jsonObject, property);
}
return jsonObject;
}
public JObject GetGelfJson(LogEventInfo logEventInfo, string application, string environment, IList <RedactInfo> redactions)
{
//Retrieve the formatted message from LogEventInfo
var logEventMessage = redactions.Aggregate(logEventInfo.FormattedMessage,
(current, redaction) => redaction.LazyRegex.Value.Replace(current, redaction.Replacement));
if (logEventMessage == null)
{
return(null);
}
//Construct the instance of GelfMessage
//See http://docs.graylog.org/en/2.1/pages/gelf.html?highlight=short%20message#gelf-format-specification "Specification (version 1.1)"
var gelfMessage = new GelfMessage
{
Version = GelfVersion,
Host = Dns.GetHostName().ToUpper(),
ShortMessage = GetShortMessage(logEventMessage),
FullMessage = logEventMessage,
Timestamp = logEventInfo.TimeStamp,
Level = GetSeverityLevel(logEventInfo.Level)
};
//Convert to JSON
var jsonObject = JObject.FromObject(gelfMessage);
//Add any other interesting data to additional fields
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("application", application));
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("environment", environment));
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("line", logEventInfo.UserStackFrame?.GetFileLineNumber().ToString(CultureInfo.InvariantCulture)));
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("file", logEventInfo.UserStackFrame?.GetFileName()));
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("LoggerName", logEventInfo.LoggerName));
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("LogLevelName", logEventInfo.Level?.ToString()));
//If we are dealing with an exception, add exception properties as additional fields
if (logEventInfo.Exception != null)
{
string exceptionDetail;
string stackDetail;
GetExceptionMessages(logEventInfo.Exception, out exceptionDetail, out stackDetail);
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("ExceptionSource", logEventInfo.Exception.Source));
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("ExceptionMessage", exceptionDetail));
AddAdditionalField(jsonObject, new KeyValuePair <object, object>("StackTrace", stackDetail));
}
foreach (var property in logEventInfo.Properties)
{
AddAdditionalField(jsonObject, property);
}
return(jsonObject);
}
public JObject GetGelfJson(LogEventInfo logEventInfo, string facility)
{
//Retrieve the formatted message from LogEventInfo
var logEventMessage = logEventInfo.FormattedMessage;
if (logEventMessage == null)
{
return(null);
}
//If we are dealing with an exception, pass exception properties to LogEventInfo properties
if (logEventInfo.Exception != null)
{
logEventInfo.Properties.Add("ExceptionSource", logEventInfo.Exception.Source);
logEventInfo.Properties.Add("ExceptionMessage", logEventInfo.Exception.Message);
logEventInfo.Properties.Add("StackTrace", logEventInfo.Exception.StackTrace);
}
//Figure out the short message
var shortMessage = logEventMessage;
if (shortMessage.Length > ShortMessageMaxLength)
{
shortMessage = shortMessage.Substring(0, ShortMessageMaxLength);
}
//Construct the instance of GelfMessage
//See https://github.com/Graylog2/graylog2-docs/wiki/GELF "Specification (version 1.0)"
var gelfMessage = new GelfMessage
{
Version = GelfVersion,
Host = Dns.GetHostName(),
ShortMessage = shortMessage,
FullMessage = logEventMessage,
Timestamp = logEventInfo.TimeStamp,
Level = GetSeverityLevel(logEventInfo.Level),
//Spec says: facility must be set by the client to "GELF" if empty
Facility = (string.IsNullOrEmpty(facility) ? "GELF" : facility),
Line = (logEventInfo.UserStackFrame != null)
? logEventInfo.UserStackFrame.GetFileLineNumber().ToString(
CultureInfo.InvariantCulture)
: string.Empty,
File = (logEventInfo.UserStackFrame != null)
? logEventInfo.UserStackFrame.GetFileName()
: string.Empty,
};
//Convert to JSON
var jsonObject = JObject.FromObject(gelfMessage);
//Add any other interesting data to LogEventInfo properties
logEventInfo.Properties.Add("LoggerName", logEventInfo.LoggerName);
//We will persist them "Additional Fields" according to Gelf spec
foreach (var property in logEventInfo.Properties)
{
AddAdditionalField(jsonObject, property);
}
return(jsonObject);
}
