public void LogToActiveLogWriters(
string logItemOrigin,
LogEntry logEntry)
{
logEntry = logEntry ?? throw new ArgumentNullException(nameof(logEntry));
LogItem logItem;
try
{
logItem = this.BuildLogItem(logItemOrigin, logEntry);
}
catch (Exception ex)
{
string serializedLogEntry;
try
{
serializedLogEntry = this.failingSerializerFactory.BuildSerializer(this.failingSerializerRepresentation).SerializeToString(logEntry);
}
catch (Exception failToSerializeLogEntryException)
{
serializedLogEntry = Invariant($"Failed to serialize log entry: {logEntry.Subject} with error: {failToSerializeLogEntryException.Message}");
}
var updatedSubject = new InvalidLogEntryException(serializedLogEntry, ex);
var newLogEntry = new LogEntry(updatedSubject);
try
{
logItem = this.BuildLogItem(LogItemOrigin.NaosLoggingLogWriting.ToString(), newLogEntry);
}
catch (Exception failedToBuildInvalidLogEntryException)
{
var rawSubject = new RawSubject(
new FailedToBuildInvalidLogEntryException(
"Failed to build invalid log entry.",
failedToBuildInvalidLogEntryException),
serializedLogEntry);
logItem = new LogItem(rawSubject.ToSubject(), LogItemKind.Exception, new LogItemContext(DateTime.UtcNow, LogItemOrigin.NaosLoggingLogWriting.ToString()));
}
}
this.LogToActiveLogWriters(logItem);
}
public LogItem BuildLogItem(
string logItemOrigin,
LogEntry logEntry,
IReadOnlyCollection <IHaveCorrelationId> additionalCorrelations = null)
{
logEntry = logEntry ?? throw new ArgumentNullException(nameof(logEntry));
var psuedoOrderCorrelationPosition = GetSomewhatFakePositionFromLogEntry(logEntry);
if (!string.IsNullOrWhiteSpace(logEntry.Category))
{
throw new ArgumentException(Invariant($"{nameof(LogEntry)} cannot have the property {nameof(LogEntry.Category)} set; found: {logEntry.Category}."));
}
if (psuedoOrderCorrelationPosition != 1 && (logEntry.Params?.Any() ?? false))
{
throw new ArgumentException(Invariant($"{nameof(LogEntry)} cannot have the property {nameof(LogEntry.Params)} set unless it's part of the {nameof(LogActivity.Trace)} scenario; found: {logEntry.Params.Select(_ => _.ToString()).ToCsv()}"));
}
object logItemSubjectObject;
var correlations = new List <IHaveCorrelationId>(additionalCorrelations ?? new IHaveCorrelationId[0]);
var correlationId = Guid.NewGuid().ToString().ToLowerInvariant();
if (psuedoOrderCorrelationPosition == -1)
{
logItemSubjectObject = logEntry.Subject;
}
else
{
if ((psuedoOrderCorrelationPosition == 0) ||
(psuedoOrderCorrelationPosition == 2))
{
logItemSubjectObject = logEntry.Subject;
}
else if (psuedoOrderCorrelationPosition == 1)
{
if (logEntry.Params?.Any() ?? false)
{
if (logEntry.Params.Count() > 1)
{
throw new InvalidOperationException(Invariant($"{nameof(LogEntry)} cannot have the property {nameof(LogEntry.Params)} set with more than one value as part of the {nameof(LogActivity.Trace)} scenario; found: {logEntry.Params.Select(_ => _.ToString()).ToCsv()}"));
}
else
{
logItemSubjectObject = logEntry.Params.Single();
}
}
else
{
logItemSubjectObject = logEntry.Message;
}
}
else
{
throw new NotSupportedException(Invariant($"This fake order correlation position is not supported: {psuedoOrderCorrelationPosition}"));
}
var activityCorrelatingSubject = new RawSubject(
logEntry.Subject,
LogHelper.BuildSummaryFromSubjectObject(logEntry.Subject));
correlationId = activityCorrelatingSubject.GetHashCode().ToGuid().ToString().ToLowerInvariant();
var elapsedMilliseconds = psuedoOrderCorrelationPosition == 0 ? 0 : logEntry.ElapsedMilliseconds ?? throw new InvalidOperationException(Invariant($"{nameof(logEntry)}.{nameof(LogEntry.ElapsedMilliseconds)} is null when there is an {nameof(ElapsedCorrelation)}"));
var elapsedCorrelation = new ElapsedCorrelation(correlationId, TimeSpan.FromMilliseconds(elapsedMilliseconds));
var correlatingSubject = activityCorrelatingSubject.ToSubject();
correlations.Add(elapsedCorrelation);
var subjectCorrelation = new SubjectCorrelation(correlationId, correlatingSubject);
correlations.Add(subjectCorrelation);
var orderCorrelation = new OrderCorrelation(correlationId, psuedoOrderCorrelationPosition);
correlations.Add(orderCorrelation);
}
string stackTrace = null;
var kind = LogHelper.DetermineKindFromSubject(logItemSubjectObject);
if (logItemSubjectObject is Exception loggedException)
{
var exceptionCorrelations = Logging.Domain.CorrelationManager.BuildExceptionCorrelations(loggedException, correlationId, this.errorCodeKeysField);
correlations.AddRange(exceptionCorrelations);
stackTrace = loggedException.StackTrace;
}
switch (psuedoOrderCorrelationPosition)
{
case 0:
logItemSubjectObject = UsingBlockLogger.InitialItemOfUsingBlockSubject;
break;
case 2:
logItemSubjectObject = UsingBlockLogger.FinalItemOfUsingBlockSubject;
break;
}
var logItemRawSubject = new RawSubject(
logItemSubjectObject,
LogHelper.BuildSummaryFromSubjectObject(logItemSubjectObject));
var context = new LogItemContext(logEntry.TimeStamp, logItemOrigin, LogHelper.MachineName, LogHelper.ProcessName, LogHelper.ProcessFileVersion, logEntry.CallingMethod, logEntry.CallingType?.ToRepresentation(), stackTrace);
var comment = (logItemSubjectObject is string logItemSubjectAsString) && (logItemSubjectAsString == logEntry.Message) ? null : logEntry.Message;
var result = new LogItem(logItemRawSubject.ToSubject(), kind, context, comment, correlations);
return(result);
}