public SpanContextFactory(ITraceIdGenerator traceIdGenerator)
{
_traceIdGenerator = traceIdGenerator;
}
public async Task Invoke(HttpContext httpContext, ITrafficCometMiddlewaresAccessor trafficCometAccessor,
ITrafficLogWriter logWriter, ITrafficLogFactory logFactory, ITraceIdGenerator traceIdGenerator,
IClientIdGenerator clientUniqueIdGenerator, IOptionsSnapshot <TrafficCometMiddlewareConfig> config)
{
if (trafficCometAccessor == null)
{
throw new ArgumentNullException(nameof(trafficCometAccessor));
}
if (logWriter == null)
{
throw new ArgumentNullException(nameof(logWriter));
}
if (logFactory == null)
{
throw new ArgumentNullException(nameof(logFactory));
}
if (traceIdGenerator == null)
{
throw new ArgumentNullException(nameof(traceIdGenerator));
}
if (clientUniqueIdGenerator == null)
{
throw new ArgumentNullException(nameof(clientUniqueIdGenerator));
}
TrafficCometMiddlewaresAccessor internalTrafficCometAccessor = (TrafficCometMiddlewaresAccessor)trafficCometAccessor;
internalTrafficCometAccessor.InitContextValues();
internalTrafficCometAccessor.ApplicationId = config.Value.ApplicationId;
internalTrafficCometAccessor.IgnoreWholeRequest = config.IgnoreRequest(httpContext.Request.Path);
var clientIdReaded = clientUniqueIdGenerator.TryGenerateClientId(out string clientId);
var traceIdReaded = traceIdGenerator.TryGenerateTraceId(out string traceId);
if (!internalTrafficCometAccessor.IgnoreWholeRequest && clientIdReaded && traceIdReaded)
{
BeforeExecuteNextMiddleware(ref internalTrafficCometAccessor, clientId, traceId);
await Next(httpContext);
try
{
AfterExecutedNextMiddleware(ref internalTrafficCometAccessor);
var ignoreRequest = internalTrafficCometAccessor.IgnoreRequest;
var ignoreResponse = internalTrafficCometAccessor.IgnoreResponse;
var log = logFactory.Create();
if (log != null)
{
_ = logWriter.SaveLog(log);
}
}
catch (Exception ex)
{
if (Logger != null && Logger.IsEnabled(LogLevel.Error))
{
Logger.LogError(new EventId(92, $"TrafficComet.{nameof(TrafficCometMiddleware)}"), ex, ex.ToString());
}
}
}
else
{
await Next(httpContext);
}
}