public async Task Invoke(HttpContext context)
{
try
{
await _next.Invoke(context);
}
catch (System.Exception ex)
{
// If it's NonSystemException, no need to send error email
if (!(ex is NonSystemException))
{
Logger.LogError(0, ex, "An unhandled exception has occurred: " + ex.Message);
var errMessage = ErrorContentCreator.BuildContent(ex, context);
Logger.LogError(errMessage);
Options?.ManualProcess?.Invoke(ex);
if (Options != null && Options.SendErrorEnabled)
{
try
{
await ErrorSender.SendAsync(errMessage);
}
catch (System.Exception ex2)
{
Logger.LogError(0, ex2, "An unhandled exception has occurred during send error email: " + ex2.Message);
Logger.LogError(ErrorContentCreator.BuildContent(ex2));
}
}
}
// Output error result
if (Options != null && Options.OutputErrorResult)
{
var response = new ApiErrorResult();
var nonSystemException = ex as NonSystemException;
if (nonSystemException != null)
{
response.Type = ErrorType.NonSystem;
response.Code = nonSystemException.ErrorCode;
response.Message = nonSystemException.Message;
}
else
{
response.Type = ErrorType.System;
response.Message = Options.IsProduction ? Options.ProductionErrorMessage : ex.Message;
}
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
context.Response.ContentType = "application/json";
await context.Response.WriteAsync(JsonConvert.SerializeObject(response, Formatting.Indented,
new JsonSerializerSettings
{
ContractResolver =
new Newtonsoft.Json.Serialization.CamelCasePropertyNamesContractResolver()
}));
}
}
}
internal Task HandleExceptionAsync(HttpContext context, Exception exception, bool applySensitiveInfoFilter = false)
{
// 500 if unexpected, would have been this anyway.
var code = HttpStatusCode.InternalServerError;
var message = exception.Message;
// We will suppress exception messages under specific conditions, so replace message with default.
if (applySensitiveInfoFilter)
{
message = $"An exception occurred of type {exception.GetBaseException().GetType().Name}. Message " +
"has been suppressed, please contact support for more information.";
}
_logger?.LogError(exception, $"An unhandled exception has occurred while executing {context.Request.Method}");
// ApiErrorResponse will be output.
var apiError = new ApiErrorResult(exception, message);
var result = JsonConvert.SerializeObject(apiError);
context.Response.ContentType = "application/json";
context.Response.StatusCode = (int)code;
// Output result in response stream.
return(context.Response.WriteAsync(result));
}
public async Task <IActionResult> Register([FromBody] RegisterViewModel newUser)
{
if (this.ModelState.IsValid)
{
IUserManager userManager = this.HttpContext.RequestServices.GetService(typeof(IUserManager)) as IUserManager;
if (userManager == null)
{
throw new Exception("User Manager object not configured.");
}
SpaDatasource.Entitites.User user = new SpaDatasource.Entitites.User
{
Login = newUser.Login,
Email = newUser.Email,
FullName = newUser.FullName,
Status = SpaDatasource.SystemRoles.Customer
};
try
{
SpaDatasource.Entitites.User u = await userManager.FindByNameAsync(newUser.Login);
if (u != null)
{
// alrady exists
ApiErrorResult apiResultExistingUser = new ApiErrorResult
{
Messages = new List <string> ()
{
"Пользователь с таким именем уже существует."
}
};
return(new JsonResult(apiResultExistingUser)
{
StatusCode = 409
});
}
await userManager.CreateAsync(user, newUser.Password);
return(Ok());
}
catch (Exception ex)
{
this.ModelState.AddModelError(string.Empty, ex.Message);
}
}
ApiErrorResult apiResultError = new ApiErrorResult
{
Messages = ModelState.Keys.SelectMany(key => this.ModelState[key].Errors).Select(x => x.ErrorMessage).ToList <string>()
};
return(new JsonResult(apiResultError)
{
StatusCode = 500
});
}
private async Task RespondWithError(
HttpContext context,
string errorMessage,
HttpStatusCode statusCode)
{
var apiResult = new ApiErrorResult(errorMessage);
await RespondWithError(context, apiResult, statusCode);
}
private IActionResult WriteError(HttpStatusCode statusCode, Exception e)
{
var result = new ApiErrorResult(e.Message, e)
{
StatusCode = (int)statusCode,
};
return(result);
}
private static async Task RespondWithError(
HttpContext context,
ApiErrorResult apiResult,
HttpStatusCode statusCode)
{
context.Response.StatusCode = (int)statusCode;
context.Response.ContentType = @"application/json";
string apiResultString = apiResult.ToJsonString();
await context.Response.WriteAsync(apiResultString);
}
public async Task Invoke(HttpContext context)
{
try
{
await _next.Invoke(context);
}
catch (System.Exception ex)
{
Logger.LogError(0, ex, "An unhandled exception has occurred: " + ex.Message);
var errMessage = BuildErrorMessage(ex, context);
Logger.LogError(errMessage);
Options.ManualProcess?.Invoke(ex);
if (Options?.MailOptions != null && MailSender != null)
{
try
{
await MailSender.SendEmailAsync(Options.MailOptions.To, Options.MailOptions.Subject, errMessage);
}
catch (System.Exception ex2)
{
Logger.LogError(0, ex2, "An unhandled exception has occurred during send error email: " + ex2.Message);
Logger.LogError(BuildErrorMessage(ex2));
}
}
// Output error result
if (Options != null && Options.OutputErrorResult)
{
var response = new ApiErrorResult();
if (ex is ExpectedException)
{
response.Type = ErrorType.Expected;
response.Code = ((ExpectedException)ex).ErrorCode;
response.Message = ex.Message;
}
else
{
response.Type = ErrorType.Unexpected;
response.Message = ex.Message;
}
context.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
context.Response.ContentType = "application/json";
await context.Response.WriteAsync(JsonConvert.SerializeObject(response, Formatting.Indented,
new JsonSerializerSettings
{
ContractResolver =
new Newtonsoft.Json.Serialization.CamelCasePropertyNamesContractResolver()
}));
}
}
}
public override void OnActionExecuting(HttpActionContext actionContext)
{
if (actionContext.ModelState.IsValid == false)
{
var apiErrorResult = new ApiErrorResult()
{
ValidationErrorMessages = actionContext.ModelState.GetAllErrorMessages()
};
actionContext.Response = actionContext.Request.CreateResponse(HttpStatusCode.BadRequest, apiErrorResult);
}
else
{
base.OnActionExecuting(actionContext);
}
}
public static IServiceCollection AddControllerServices(this IServiceCollection services)
{
services.AddControllers(options =>
{
options.Filters.Add(typeof(HttpGlobalExceptionFilter));
}).AddControllersAsServices()
.ConfigureApiBehaviorOptions(e =>
{
e.InvalidModelStateResponseFactory = actionContext =>
{
var errors = actionContext.ModelState
.Where(e1 => e1.Value.Errors.Count > 0)
.Select(e1 => e1.Value.Errors.First().ErrorMessage);
return(new JsonResult(ApiErrorResult.BadRequest(errors)));
};
});
return(services);
}
public void Test_ApiErrorResult_Instance(string key, string message)
{
// Arrange
var serviceProviderMock = new Mock <IServiceProvider>();
serviceProviderMock.Setup(serviceProvider =>
serviceProvider.GetService(typeof(ILogger <ValidateModelAttribute>)))
.Returns(Mock.Of <ILogger <ValidateModelAttribute> >());
var httpContext = new DefaultHttpContext {
RequestServices = serviceProviderMock.Object
};
// Act
var err = new ApiErrorResult(new Exception(message), key);
var servErr = new InternalServerErrorResult(new Exception(message));
var res = httpContext.Response;
var req = httpContext.Request;
var apiError = new ApiErrorMessage("", "");
apiError = new ApiErrorMessage(null, "");
apiError = new ApiErrorMessage("test", "");
// Assert
err.Message.Should().Be(key);
err.Errors.Count.Should().Be(1);
err.Errors[0].Message.Should().Be(message);
servErr.StatusCode.Should().Be(500);
Assert.IsType <ApiErrorResult>(servErr.Value);
res.Headers.Add(key, message);
res.StatusCode = 200;
res.Body = new MemoryStream(Encoding.ASCII.GetBytes(message));
res.ToFormattedString().Length.Should().BeGreaterThan(0);
req.Headers.Add(key, message);
req.Body = new MemoryStream(Encoding.ASCII.GetBytes(message));
req.ToFormattedString().Length.Should().BeGreaterThan(0);
}
public async Task <ApiResult <bool> > Create(RegisterRequest request)
{
var client = _httpClientFactory.CreateClient();
client.BaseAddress = new Uri(_configuration["BaseAddress"]);
var jsonRequest = JsonConvert.SerializeObject(request);
var httpContent = new StringContent(jsonRequest, Encoding.UTF8, "application/json");
var response = await client.PostAsync($"/api/users", httpContent);
var resultContent = await response.Content.ReadAsStringAsync();
if (!response.IsSuccessStatusCode)
{
var errorMessage = await response.Content.ReadAsStringAsync();
var result = new ApiErrorResult <bool>(JsonConvert.DeserializeObject <List <ErrorValidationVm> >(errorMessage));
return(result);
}
return(new ApiResult <bool>());
}
public void OnException(ExceptionContext context)
{
_logger.LogInformation(context.Exception, ThrowIf.GetInnerMostException(context.Exception).Message);
Exception exception = ThrowIf.GetInnerMostException(context.Exception);
IFilterMetadata rateLimitFilter = context.Filters.Where(x => x.GetType().Name == "RateLimitFilter").FirstOrDefault();
Type objectType = null;
if (rateLimitFilter != null)
{
objectType = ((RateLimitFilter)rateLimitFilter).ObjectType;
}
ObjectResult objectResult = null;
if (objectType == null)
{
ApiErrorResult apiError = new ApiErrorResult();
apiError.Message = exception != null ? exception.Message : "Unexpected Json Error";
apiError.StackTrace = exception?.StackTrace;
objectResult = new ObjectResult(apiError);
}
else
{
IEntityService entityService = Activator.CreateInstance(((RateLimitFilter)rateLimitFilter).ObjectType) as IEntityService;
entityService.Message = exception != null ? exception.Message : "Unexpected Json Error";
entityService.StackTrace = exception?.StackTrace;
objectResult = new ObjectResult(entityService);
}
context.Result = new ObjectResult(objectResult)
{
StatusCode = context.HttpContext.Response.StatusCode
};
}
public void OnException(ExceptionContext context)
{
if (context.Exception is ApiDomainException domainException)
{
//var aggregateMessage = domainException.Messages == null
// ? context.Exception.Message
// : JsonConvert.SerializeObject(domainException.Messages);
//_logger.LogError(new EventId(context.Exception.HResult),
// context.Exception,
// aggregateMessage);
var result = ApiErrorResult.BadRequest(domainException.Messages ?? new[] { context.Exception.Message });
context.Result = new BadRequestObjectResult(result);
context.HttpContext.Response.StatusCode = StatusCodes.Status400BadRequest;
}
else
{
_logger.LogError(new EventId(context.Exception.HResult),
context.Exception,
context.Exception.Message);
object devMessage = null;
if (_env.IsDevelopment())
{
devMessage = LogFormatter.PrintException(context.Exception);
}
var result = ApiExceptionResult.InternalServerError(new[] { "An server error occur." }, devMessage);
context.Result = new InternalServerErrorObjectResult(result);
context.HttpContext.Response.StatusCode = StatusCodes.Status500InternalServerError;
}
context.ExceptionHandled = true;
}
public JsonResult Shorten()
{
try
{
var url = Request["url"];
var hash = service.Shorten(url.Trim());
var result = new ApiShortenResult
{
Success = true,
Message = "success",
Hash = hash,
LongUrl = url
};
return(Json(result, JsonRequestBehavior.AllowGet));
}
catch (ShortnerValidationException ex)
{
var validationResult = new ApiErrorResult {
Success = false,
Errors = ex.Errors,
Message = ex.Message
};
Response.StatusCode = 500;
Response.TrySkipIisCustomErrors = true;
return(Json(validationResult));
}
catch (Exception ex)
{
var exResult = new ApiResult {
Success = false,
Message = ex.Message
};
Response.StatusCode = 500;
Response.TrySkipIisCustomErrors = true;
return(Json(exResult));
}
}
public void OnException(ExceptionContext context)
{
var exception = context.Exception;
logger.LogError(
new EventId(context.Exception.HResult),
context.Exception,
context.Exception.Message);
if (context.Exception.GetType() == typeof(BusinessException) || context.Exception.GetType().BaseType == typeof(BusinessException))
{
// handle bussiness exception
var json = new ApiErrorResult
{
Success = false,
ErrorCode = context.Exception.GetType().Name,
ErrorMessage = context.Exception.Message,
};
// Result asigned to a result object but in destiny the response is empty. This is a known bug of .net core 1.1
//It will be fixed in .net core 1.1.2. See https://github.com/aspnet/Mvc/issues/5594 for more information
context.Result = new BadRequestObjectResult(json);
context.HttpContext.Response.StatusCode = (int)HttpStatusCode.BadRequest;
}
else
{
// if it's not one of the expected exception, set it to 500
var code = HttpStatusCode.InternalServerError;
//TODO:Mapping if (exception is NotFoundExe) code = HttpStatusCode.NotFound;
switch (exception)
{
case EntityNotFoundException _:
code = HttpStatusCode.NotFound;
break;
case ArgumentNullException _:
code = HttpStatusCode.BadRequest;
break;
case InvalidArgumentException _:
code = HttpStatusCode.BadRequest;
break;
case HttpRequestException _:
code = HttpStatusCode.BadRequest;
break;
case UnauthorizedAccessException _:
code = HttpStatusCode.Unauthorized;
break;
}
// Result asigned to a result object but in destiny the response is empty. This is a known bug of .net core 1.1
// It will be fixed in .net core 1.1.2. See https://github.com/aspnet/Mvc/issues/5594 for more information
context.Result = new ObjectResult(
new ApiErrorResult
{
Success = false,
ErrorCode = code.ToString(),
ErrorMessage = exception.InnerException != null ? exception.InnerException.Message : exception.Message,
TechnicalLog = exception.GetExceptionTechnicalInfo(),
});
context.HttpContext.Response.StatusCode = (int)code;
}
context.ExceptionHandled = true;
}
private async Task RespondWithValidationError(HttpContext context, ValidationException validationException, HttpStatusCode statusCode)
{
var apiErrorResult = ApiErrorResult.CreateFrom(validationException);
await RespondWithError(context, apiErrorResult, statusCode);
}
public void OnException(ExceptionContext context)
{
var exception = context.Exception;
_logger.LogError(
new EventId(context.Exception.HResult),
context.Exception,
context.Exception.Message);
if (context.Exception.GetType() == typeof(BusinessException) || context.Exception.GetType().BaseType == typeof(BusinessException))
{
// handle bussiness exception
var json = new ApiErrorResult
{
Success = false,
ErrorCode = (context.Exception as BusinessException)?.ErrorCode,
ErrorMessage = context.Exception.Message,
};
context.Result = new BadRequestObjectResult(json);
context.HttpContext.Response.StatusCode = (int)HttpStatusCode.BadRequest;
}
else
{
// if it's not one of the expected exception, set it to 500
var code = HttpStatusCode.InternalServerError;
switch (exception)
{
case EntityNotFoundException _:
code = HttpStatusCode.NotFound;
break;
case ArgumentNullException _:
code = HttpStatusCode.BadRequest;
break;
case InvalidArgumentException _:
code = HttpStatusCode.BadRequest;
break;
case HttpRequestException _:
code = HttpStatusCode.BadRequest;
break;
case UnauthorizedAccessException _:
code = HttpStatusCode.Unauthorized;
break;
}
context.Result = new ObjectResult(
new ApiErrorResult
{
Success = false,
ErrorCode = code.ToString(),
ErrorMessage = exception.InnerException != null ? exception.InnerException.Message : exception.Message,
TechnicalLog = exception.GetExceptionTechnicalInfo(),
});
context.HttpContext.Response.StatusCode = (int)code;
}
context.ExceptionHandled = true;
}
private static void SetResult(ActionExecutingContext context, string message)
{
var result = new ApiErrorResult <ApiError>(new ApiError(ApiErrorCodes.BadArgument, message));
context.Result = new BadRequestObjectResult(result);
}
/// <summary>
/// Handles a <see cref="ApiErrorResult"/>
/// </summary>
/// <param name="operationName">Operation that returned the result.</param>
/// <param name="errorResult">The error object.</param>
private static void HandleApiErrorResult(string operationName, ApiErrorResult errorResult)
{
HandleError(operationName, errorResult?.ErrorCode, errorResult?.Message);
}
public void OnException(ExceptionContext context)
{
var exception = context.Exception;
_logger.LogError(
new EventId(context.Exception.HResult),
context.Exception,
context.Exception.Message);
ApiErrorResult apiErrorResult;
if (context.Exception.GetType() == typeof(BusinessException) || context.Exception.GetType().BaseType == typeof(BusinessException))
{
// handle bussiness exception
apiErrorResult = new ApiErrorResult
{
Success = false,
ErrorCode = context.Exception.GetType().Name,
ErrorMessage = context.Exception.Message,
};
context.Result = new BadRequestObjectResult(apiErrorResult);
context.WithNotification("error", string.Empty, apiErrorResult.ErrorMessage);
context.HttpContext.Response.StatusCode = (int)HttpStatusCode.BadRequest;
}
else
{
// if it's not one of the expected exception, set it to 500
var code = HttpStatusCode.InternalServerError;
//TODO:Mapping if (exception is NotFoundExe) code = HttpStatusCode.NotFound;
switch (exception)
{
case EntityNotFoundException _:
code = HttpStatusCode.NotFound;
break;
case ArgumentNullException _:
code = HttpStatusCode.BadRequest;
break;
case InvalidArgumentException _:
code = HttpStatusCode.BadRequest;
break;
case HttpRequestException _:
code = HttpStatusCode.BadRequest;
break;
case UnauthorizedAccessException _:
code = HttpStatusCode.Unauthorized;
break;
}
apiErrorResult = new ApiErrorResult
{
Success = false,
ErrorCode = code.ToString(),
ErrorMessage = exception.InnerException != null ? exception.InnerException.Message : exception.Message,
TechnicalLog = exception.GetExceptionTechnicalInfo(),
};
context.Result = new ObjectResult(apiErrorResult);
context.WithNotification("error", string.Empty, "Đã có lỗi xảy ra. Vui lòng thử lại sau.");
context.HttpContext.Response.StatusCode = (int)code;
}
context.ExceptionHandled = true;
}
public override NotFoundObjectResult NotFound(object value)
{
return(base.NotFound(ApiErrorResult.NotFound(value)));
}
public BadRequestObjectResult BadRequest(int status = StatusCodes.Status400BadRequest, params string[] messages)
{
return(base.BadRequest(ApiErrorResult.BadRequest(messages, status)));
}
public override BadRequestObjectResult BadRequest(object value)
{
return(base.BadRequest(ApiErrorResult.BadRequest(value)));
}
public NotFoundObjectResult NotFound(int status = StatusCodes.Status404NotFound, params string[] messages)
{
return(base.NotFound(ApiErrorResult.NotFound(messages, status)));
}