public override void OnActionExecuted(HttpActionExecutedContext context)
{
base.OnActionExecuted(context);
var stopwatch = (Stopwatch)context.Request.Properties[StopwatchKey];
var apiAccessEvent = new ApiAccessEvent(context.Request, context.Response, stopwatch.ElapsedMilliseconds);
var statusCode = context.Response?.StatusCode;
var isSuccess = context.Response != null && context.Response.IsSuccessStatusCode;
var isWarning = !isSuccess && statusCode.HasValue && statusCode != HttpStatusCode.InternalServerError;
if (isSuccess)
{
Log.Debug("Api successful access: {@ApiAccess}", apiAccessEvent);
}
else
{
var exception = GetHandledException(context);
if (isWarning)
{
Log.Warning(exception, "Api unsuccessful access: {@ApiAccess}", apiAccessEvent);
}
else
{
Log.Error(exception, "Api error: {@ApiAccess}", apiAccessEvent);
}
}
}
public async Task Invoke(HttpContext httpContext, ILogger <ApiAccessLoggingMiddleware> logger)
{
try
{
var start = Stopwatch.GetTimestamp();
await requestDelegate(httpContext);
var elapsed = GetElapsedMilliseconds(start, Stopwatch.GetTimestamp());
var apiAccessEvent = new ApiAccessEvent(httpContext.Request, httpContext.Response, elapsed);
var statusCode = httpContext.Response?.StatusCode;
var level = LogLevel.Warning;
if (statusCode == null || statusCode > 499)
{
level = LogLevel.Error;
}
else if (statusCode >= 200 && statusCode <= 299)
{
level = LogLevel.Debug;
}
Exception exception;
switch (level)
{
case LogLevel.Error:
exception = GetHandledException(httpContext);
logger.LogError(exception, "Api error: {@ApiAccess}", apiAccessEvent);
break;
case LogLevel.Warning:
exception = GetHandledException(httpContext);
logger.LogWarning(exception, "Api unsuccessful access: {@ApiAccess}", apiAccessEvent);
break;
case LogLevel.Debug:
logger.LogDebug("Api successful access: {@ApiAccess}", apiAccessEvent);
break;
}
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
