/// <summary>
/// Writes a log entry.
/// </summary>
/// <typeparam name="TState"></typeparam>
/// <param name="logLevel">Entry will be written on this level.</param>
/// <param name="eventId">Id of the event.</param>
/// <param name="state">The entry to be written. Can be also an object.</param>
/// <param name="exception">The exception related to this entry.</param>
/// <param name="formatter">Function to create a <c>string</c> message of the <paramref name="state" /> and <paramref name="exception" />.</param>
public void Log <TState>(
mslogging.LogLevel logLevel
, mslogging.EventId eventId
, TState state
, Exception exception
, Func <TState, Exception, string> formatter
)
{
if (!this.IsEnabled(logLevel))
{
return;
}
if (state == null && exception == null)
{
return;
}
if (RollbarScope.Current != null &&
RollbarLocator.RollbarInstance.Config.MaxItems > 0
)
{
RollbarScope.Current.IncrementLogItemsCount();
if (RollbarScope.Current.LogItemsCount == RollbarLocator.RollbarInstance.Config.MaxItems)
{
// the Rollbar SDK just reached MaxItems limit, report this fact and pause further logging within this scope:
RollbarLocator.RollbarInstance.Warning(RollbarScope.MaxItemsReachedWarning);
return;
}
else if (RollbarScope.Current.LogItemsCount > RollbarLocator.RollbarInstance.Config.MaxItems)
{
// the Rollbar SDK already exceeded MaxItems limit, do not log for this scope:
return;
}
}
// let's custom build the Data object that includes the exception
// along with the current HTTP request context:
string message = null;
if (formatter != null)
{
message = formatter(state, exception);
}
Rollbar.DTOs.Body payloadBody = null;
if (exception != null)
{
payloadBody = new DTOs.Body(exception);
}
else if (!string.IsNullOrWhiteSpace(message))
{
payloadBody = new DTOs.Body(new DTOs.Message(message));
}
else
{
return; //nothing to report...
}
Dictionary <string, object> customProperties = new Dictionary <string, object>();
customProperties.Add(
"LogEventID"
, $"{eventId.Id}" + (string.IsNullOrWhiteSpace(eventId.Name) ? string.Empty : $" ({eventId.Name})")
);
if (exception != null && message != null)
{
customProperties.Add("LogMessage", message);
}
var currentContext = GetCurrentContext();
Dictionary <string, object> customRequestFields = null;
if (currentContext != null)
{
customRequestFields = new Dictionary <string, object>();
customRequestFields.Add("httpRequestTimestamp", currentContext.Timestamp);
if (currentContext.HttpAttributes != null)
{
customRequestFields.Add("httpRequestID", currentContext.HttpAttributes.RequestID);
customRequestFields.Add("statusCode", currentContext.HttpAttributes.StatusCode);
customRequestFields.Add("scheme", currentContext.HttpAttributes.Scheme);
customRequestFields.Add("protocol", currentContext.HttpAttributes.Protocol);
}
}
var requestDto = new DTOs.Request(customRequestFields, currentContext?.HttpAttributes);
DTOs.Data dataDto = new DTOs.Data(
config: RollbarLocator.RollbarInstance.Config
, body: payloadBody
, custom: customProperties
, request: requestDto
)
{
Level = RollbarLogger.Convert(logLevel),
};
// log the Data object (the exception + the HTTP request data):
RollbarLocator.RollbarInstance.Log(dataDto);
}
/// <summary>
/// Writes a log entry.
/// </summary>
/// <typeparam name="TState"></typeparam>
/// <param name="logLevel">Entry will be written on this level.</param>
/// <param name="eventId">Id of the event.</param>
/// <param name="state">The entry to be written. Can be also an object.</param>
/// <param name="exception">The exception related to this entry.</param>
/// <param name="formatter">Function to create a <c>string</c> message of the <paramref name="state" /> and <paramref name="exception" />.</param>
public void Log <TState>(
mslogging.LogLevel logLevel
, mslogging.EventId eventId
, TState state
, Exception exception
, Func <TState, Exception, string> formatter
)
{
if (!this.IsEnabled(logLevel))
{
return;
}
if (state == null && exception == null)
{
return;
}
// let's custom build the Data object that includes the exception
// along with the current HTTP request context:
string message = null;
if (formatter != null)
{
message = formatter(state, exception);
}
Rollbar.DTOs.Body payloadBody = null;
if (!string.IsNullOrWhiteSpace(message))
{
payloadBody = new DTOs.Body(new DTOs.Message(message));
}
else
{
payloadBody = new DTOs.Body(exception);
}
Dictionary <string, object> customProperties = new Dictionary <string, object>();
customProperties.Add(
"LogEventID"
, $"{eventId.Id}" + (string.IsNullOrWhiteSpace(eventId.Name) ? string.Empty : $" ({eventId.Name})")
);
if (exception != null && message != null)
{
customProperties.Add("LogMessage", message);
}
var currentContext = GetCurrentContext();
Dictionary <string, object> customRequestFields = null;
if (currentContext != null)
{
customRequestFields = new Dictionary <string, object>();
customRequestFields.Add("httpRequestTimestamp", currentContext.Timestamp);
if (currentContext.HttpAttributes != null)
{
customRequestFields.Add("httpRequestID", currentContext.HttpAttributes.RequestID);
customRequestFields.Add("statusCode", currentContext.HttpAttributes.StatusCode);
customRequestFields.Add("scheme", currentContext.HttpAttributes.Scheme);
customRequestFields.Add("protocol", currentContext.HttpAttributes.Protocol);
}
}
var requestDto = new DTOs.Request(customRequestFields, currentContext?.HttpAttributes);
DTOs.Data dataDto = new DTOs.Data(
config: RollbarLocator.RollbarInstance.Config
, body: payloadBody
, custom: customProperties
, request: requestDto
)
{
Level = RollbarLogger.Convert(logLevel),
};
// log the Data object (the exception + the HTTP request data):
RollbarLocator.RollbarInstance.Log(dataDto);
}