protected override void OnError(Exception e, HttpContext context)
{
if (e == null)
{
throw new ArgumentNullException("e");
}
ExceptionFilterEventArgs args = new ExceptionFilterEventArgs(e, context);
OnFiltering(args);
if (args.Dismissed)
{
return;
}
Error error = GetError(e, context);
if (IsAsync)
{
ReportErrorAsync(error);
}
else
{
ReportError(error);
}
}
protected override void OnError(Exception e, HttpContext context)
{
if (e == null)
{
throw new ArgumentNullException("e");
}
ExceptionFilterEventArgs args = new ExceptionFilterEventArgs(e, (object)context);
this.OnFiltering(args);
if (args.Dismissed)
{
return;
}
//FIX STARTS
//Error error = new Error(e, context);
Error error = ElmahErrorLogModuleFix.CreateErrorSafe(e, context);
//FIX ENDS
if (this._reportAsynchronously2)
{
this.ReportErrorAsync(error);
}
else
{
this.ReportError(error);
}
}
//Dimiss 404 errors for ELMAH
protected void FilterError(ExceptionFilterEventArgs e)
{
if (e.Exception.GetBaseException() is HttpException)
{
HttpException ex = (HttpException)e.Exception.GetBaseException();
if (ex.Message.Contains("A potentially dangerous Request.Path value was detected from the client"))
{
e.Dismiss();
}
else
{
switch (ex.GetHttpCode())
{
case 404:
e.Dismiss();
break;
case 410:
e.Dismiss();
break;
case 406:
e.Dismiss();
break;
}
}
}
}
protected override void OnError(Exception e, HttpContext context)
{
if (e == null)
{
throw new ArgumentNullException("e");
}
ExceptionFilterEventArgs exceptionFilterEventArgs = new ExceptionFilterEventArgs(e, context);
OnFiltering(exceptionFilterEventArgs);
if (!exceptionFilterEventArgs.Dismissed)
{
Error error = new Error(e, context);
if (!string.IsNullOrEmpty(error.Message))
{
string ErrorMessage = error.Message;
if (ErrorMessage.Contains("Connection Data Source"))
{
int firstIndex = ErrorMessage.IndexOf("Connection Data Source");
string firstPart = ErrorMessage.Substring(0, firstIndex);
string temp = ErrorMessage.Substring(firstIndex);
int secondIndex = temp.IndexOf("at Sql");
string secondPart = secondIndex > 0 ? temp.Substring(secondIndex) : "";
error.Message = firstPart + secondPart;
}
}
ReportError(error);
}
}
private void OnError(Exception e, HttpContext context)
{
if (e == null)
{
throw new ArgumentNullException("e");
}
var args = new ExceptionFilterEventArgs(e, context);
OnFiltering(args);
if (args.Dismissed)
{
return;
}
var error = new Error(e, context);
if (_config.ReportAsynchronously)
{
ReportErrorAsync(error);
}
else
{
ReportError(error);
}
}
void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
//TODO read in xml log files
//Elmah.XmlFileErrorLog log = new XmlFileErrorLog("~/ElmahLog");
ElmahError err = new ElmahError();
//using (var context = new ElmahContext())
//{
// //if the exception had the same message and was from
// //the last 10 min it means it's the same we dismiss it
// _sendEmail = true;
// var lastErr = context.ELMAH_Errors
// .OrderByDescending(m => m.TimeUtc).Take(1)
// .SingleOrDefault();
// if (lastErr != null &&
// (e.Exception.Message == lastErr.Message &&
// lastErr.TimeUtc > DateTime.UtcNow.AddMinutes(-10)))
// {
// e.Dismiss();
// _sendEmail = false;
// }
//}
if (e.Exception.GetBaseException() is HttpRequestValidationException)
{
e.Dismiss();
}
}
void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
if (e.Exception.Message.StartsWith(@"File does not exist"))
{
e.Dismiss();
}
}
//protected void Application_BeginRequest()
//{
// System.Threading.Thread.CurrentThread.CurrentCulture = System.Globalization.CultureInfo.CreateSpecificCulture("en-GB");
//}
protected void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
if (SecurityUtils.ErrorMsgstoIgnore(e.Exception.Message))
{
e.Dismiss();
}
}
public void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
var ex = e.Exception.GetBaseException();
var httpex = ex as HttpException;
if (httpex != null)
{
var status = httpex.GetHttpCode();
if (status == 400 || status == 404)
{
e.Dismiss();
}
else if (httpex.Message.Contains("The remote host closed the connection"))
{
e.Dismiss();
}
else if (
httpex.Message.Contains(
"A potentially dangerous Request.Path value was detected from the client"))
{
e.Dismiss();
}
}
if (ex is FileNotFoundException || ex is HttpRequestValidationException)
{
e.Dismiss();
}
else if (IsEmailBodyError(ex))
{
e.Dismiss();
}
FilterOutSensitiveFormData(e);
}
void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
if (e.Exception.GetBaseException() is HttpRequestValidationException)
{
e.Dismiss();
}
}
private void Filter(ExceptionFilterEventArgs e)
{
var ex = e.Exception.GetBaseException();
var httpex = ex as HttpException;
if (httpex != null)
{
if (httpex.GetHttpCode() == 404)
{
e.Dismiss();
}
else if (httpex.Message.Contains("The remote host closed the connection"))
{
e.Dismiss();
}
else if (httpex.Message.Contains("A potentially dangerous Request.Path value was detected from the client"))
{
e.Dismiss();
}
}
if (ex is FileNotFoundException || ex is HttpRequestValidationException)
{
e.Dismiss();
}
}
private void OnFiltering(ExceptionFilterEventArgs args)
{
var handler = Filtering;
if (handler == null)
return;
handler(this, args);
}
void ErrorMail_Filtering(object sender, ExceptionFilterEventArgs args)
{
if (args.Exception is ArgumentException)
{
args.Dismiss();
return;
}
var context = (HttpContext)args.Context;
if (context != null && context.Request.UserAgent != null)
{
if (context.Request.UserAgent == "Test Certificate Info" && args.Exception is System.Web.HttpException)
{
args.Dismiss();
return;
}
if (context.Request.UserAgent.Contains("ZmEu"))
{
args.Dismiss();
return;
}
if (context.Request.UserAgent.Contains("Googlebot"))
{
args.Dismiss();
return;
}
}
Filter(args);
}
private static void FilterOutSensitiveFormData(ExceptionFilterEventArgs e)
{
var ctx = e.Context as HttpContext;
if (ctx == null)
{
return;
}
var sensitiveFormKeys = new[] { "creditcard", "ccv", "cvv", "cardnumber", "cardcode", "password", "account", "routing" };
var sensitiveFormData = ctx.Request.Form.AllKeys.Where(
k => sensitiveFormKeys.Contains(k.ToLower(), StringComparer.OrdinalIgnoreCase)).ToList();
if (!sensitiveFormData.Any() || Util.IsDebug())
{
return;
}
var error = new Error(e.Exception, ctx);
sensitiveFormData.ForEach(k => error.Form.Set(k, "*****"));
ErrorLog.GetDefault(ctx).Log(error);
e.Dismiss();
}
private void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
if (e.Exception is System.Threading.ThreadAbortException)
{
e.Dismiss();
}
}
public void OnErrorModuleFiltering(object sender, ExceptionFilterEventArgs args)
{
// We skip our custom exceptions
if (args.Exception is DomainException)
{
args.Dismiss();
}
}
/// <summary>
/// Raises the <see cref="Filtering"/> event.
/// </summary>
protected virtual void OnFiltering(ExceptionFilterEventArgs args)
{
ExceptionFilterEventHandler handler = Filtering;
if (handler != null)
{
handler(this, args);
}
}
/// <summary>
/// Logs an exception and its context to the error log.
/// </summary>
protected virtual ErrorLogEntry LogException(Exception e, HttpContext context)
{
if (e == null)
{
throw new ArgumentNullException("e");
}
//
// Fire an event to check if listeners want to filter out
// logging of the uncaught exception.
//
ExceptionFilterEventArgs args = new ExceptionFilterEventArgs(e, context);
OnFiltering(args);
if (args.Dismissed)
{
return(null);
}
//
// Log away...
//
ErrorLogEntry entry = null;
try
{
Error error = new Error(e, context);
ErrorLog log = GetErrorLog(context);
error.ApplicationName = log.ApplicationName;
string id = log.Log(error);
entry = new ErrorLogEntry(log, id, error);
}
catch (Exception localException)
{
//
// IMPORTANT! We swallow any exception raised during the
// logging and send them out to the trace . The idea
// here is that logging of exceptions by itself should not
// be critical to the overall operation of the application.
// The bad thing is that we catch ANY kind of exception,
// even system ones and potentially let them slip by.
//
Trace.WriteLine(localException);
}
if (entry != null)
{
OnLogged(new ErrorLoggedEventArgs(entry));
}
return(entry);
}
private void OnFiltering(ExceptionFilterEventArgs args)
{
var handler = Filtering;
if (handler == null)
{
return;
}
handler(this, args);
}
private void Filter404Errors(ExceptionFilterEventArgs args)
{
if (args.Exception.GetBaseException() is HttpException)
{
var httpException = args.Exception.GetBaseException() as HttpException;
if (httpException != null && httpException.GetHttpCode() == 404)
{
args.Dismiss();
}
}
}
private static void FilterError404(ExceptionFilterEventArgs e)
{
if (e.Exception.GetBaseException() is HttpException)
{
var exception = (HttpException)e.Exception.GetBaseException();
if (exception.GetHttpCode() == 404)
{
e.Dismiss();
}
}
}
public void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
Check.Argument.IsNotNull(e, "e");
var exception = e.Exception.GetBaseException() as HttpException;
if ((exception != null) && (exception.GetHttpCode() == (int)HttpStatusCode.NotFound))
{
e.Dismiss();
}
}
void ErrorMail_Filtering(object sender, ExceptionFilterEventArgs e)
{
bool sendMail = false;
var context = e.Context as HttpContext;
var error = new Error(e.Exception, context);
try
{
string ErrorMailKey = Convert.ToString(ConfigurationManager.AppSettings["ErrorMailKey"]);
if (ErrorMailKey != null)
{
if (ErrorMailKey.Contains(","))
{
string[] getErrorTypes = ErrorMailKey.Split(',');
foreach (string err in getErrorTypes)
{
int StatusCode = Convert.ToInt32(err.Split(':')[0]);
string errType = err.Split(':')[1].ToString();
if (error.StatusCode == StatusCode && error.Type == errType)
{
sendMail = true;
break;
}
}
}
else
{
int StatusCode = Convert.ToInt32(ErrorMailKey.Split(':')[0]);
string errType = ErrorMailKey.Split(':')[1].ToString();
if (error.StatusCode == StatusCode && error.Type == errType)
{
sendMail = true;
}
}
if (!sendMail)
{
e.Dismiss();
}
}
else
{
e.Dismiss();
}
}
catch (Exception)
{
e.Dismiss();
}
}
private static object EvaluateToException(object context)
{
//
// Assume the reasonable default that the user wants the
// exception from the context. If the context is not the
// expected type so resort to late-binding.
//
ExceptionFilterEventArgs args = context as ExceptionFilterEventArgs;
return(args != null ? args.Exception : DataBinder.Eval(context, "Exception"));
}
/// <summary>
/// This method checks the HttpContext associated with the Exception for any sensitive
/// data submitted in the form that should not be logged in plain text.
/// If fields are found that match the names in the SensitiveFieldNames list, their values
/// are replaced with **** before the error is logged.
/// </summary>
/// <param name="args"></param>
internal static void FilterSensitiveData(ExceptionFilterEventArgs args)
{
if (args.Context != null)
{
HttpContext context = (HttpContext)args.Context;
if (context.Request != null &&
context.Request.Form != null &&
context.Request.Form.AllKeys.Intersect(sensitiveFieldNames, StringComparer.InvariantCultureIgnoreCase).Any())
{
ReplaceSensitiveFormFields(args, context);
}
}
}
public void ErrorMail_Filtering(object sender, ExceptionFilterEventArgs e)
{
var httpException = e.Exception as HttpException;
if (httpException != null && httpException.GetHttpCode() == 404)
{
e.Dismiss();
}
#if DEBUG
e.Dismiss();
#endif
}
public void OnErrorModuleFiltering(object sender, ExceptionFilterEventArgs args)
{
if (args.Exception.GetBaseException() is FileNotFoundException)
{
args.Dismiss();
}
if (args.Context is HttpContext httpContext)
{
if (httpContext.Response.StatusCode == 404)
{
args.Dismiss();
}
}
}
protected void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
if (!(e.Exception.GetBaseException() is HttpException))
{
return;
}
var ex = (HttpException)e.Exception.GetBaseException();
if (ex.GetHttpCode() == 404)
{
e.Dismiss(); // ignora o erro
}
}
void Filter(ExceptionFilterEventArgs args)
{
if (args.Exception.GetBaseException() is MorpherException && !(args.Exception.GetBaseException() is ServerException))
{
args.Dismiss();
}
var statusCode = HttpContext.Current.Response.StatusCode;
if (statusCode != (int)HttpStatusCode.InternalServerError)
{
args.Dismiss();
}
}
void Filter(ExceptionFilterEventArgs args)
{
if (args.Exception.GetBaseException() is MorpherException && !(args.Exception.GetBaseException() is ServerException))
{
args.Dismiss();
}
var statusCode = (args.Exception as HttpException)?.GetHttpCode() ?? -1;
if (statusCode != (int)HttpStatusCode.InternalServerError)
{
args.Dismiss();
}
}
private static void ReplaceSensitiveFormFields(ExceptionFilterEventArgs args, HttpContext context)
{
var replacementError = new Error(args.Exception, (HttpContext)args.Context);
foreach (var formField in context.Request.Form.AllKeys)
{
if (sensitiveFieldNames.Contains(formField, StringComparer.InvariantCultureIgnoreCase))
{
replacementError.Form.Set(formField, "****");
}
}
ErrorLog.GetDefault(HttpContext.Current).Log(replacementError);
args.Dismiss();
}
private void OnError(Exception e, HttpContext context)
{
if (e == null)
throw new ArgumentNullException("e");
var args = new ExceptionFilterEventArgs(e, context);
OnFiltering(args);
if (args.Dismissed)
return;
var error = new Error(e, context);
if (_config.ReportAsynchronously)
ReportErrorAsync(error);
else
ReportError(error);
}
public void LogException(Exception exception, HttpContext httpContext)
{
if (exception == null)
{
throw new ArgumentNullException("exception");
}
if (httpContext == null)
{
throw new ArgumentNullException("httpContext");
}
var args = new ExceptionFilterEventArgs(exception, httpContext);
this.OnFiltering(this, args);
if (args.Dismissed)
{
return;
}
var error = new Error(exception, httpContext);
LogInternal(error, httpContext);
}
protected void OnFiltering(ExceptionFilterEventArgs args)
{
ExceptionFilterEventHandler filtering = this.Filtering;
if (filtering != null)
{
filtering.Invoke(this, args);
}
}