public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
using (var serviceScope = _serviceScopeFactory.CreateScope())
{
var auditingHelper = serviceScope.ServiceProvider.GetRequiredService <IAuditingHelper>();
var auditingOptions = serviceScope.ServiceProvider.GetRequiredService <IOptions <AbpAuditingOptions> >().Value;
if (!ShouldIntercept(invocation, auditingOptions, auditingHelper))
{
await invocation.ProceedAsync();
return;
}
var auditingManager = serviceScope.ServiceProvider.GetRequiredService <IAuditingManager>();
if (auditingManager.Current != null)
{
await ProceedByLoggingAsync(invocation, auditingHelper, auditingManager.Current);
}
else
{
var currentUser = serviceScope.ServiceProvider.GetRequiredService <ICurrentUser>();
await ProcessWithNewAuditingScopeAsync(invocation, auditingOptions, currentUser, auditingManager, auditingHelper);
}
}
}
protected virtual bool ShouldIntercept(
IAbpMethodInvocation invocation,
out AuditLogInfo auditLog,
out AuditLogActionInfo auditLogAction)
{
auditLog = null;
auditLogAction = null;
if (AbpCrossCuttingConcerns.IsApplied(invocation.TargetObject, AbpCrossCuttingConcerns.Auditing))
{
return(false);
}
var auditLogScope = _auditingManager.Current;
if (auditLogScope == null)
{
return(false);
}
if (!_auditingHelper.ShouldSaveAudit(invocation.Method))
{
return(false);
}
auditLog = auditLogScope.Log;
auditLogAction = _auditingHelper.CreateAuditLogAction(
auditLog,
invocation.TargetObject.GetType(),
invocation.Method,
invocation.Arguments
);
return(true);
}
private async Task <T> MakeRequestAndGetResultAsync <T>(IAbpMethodInvocation invocation)
{
var responseContent = await MakeRequestAsync(invocation);
if (typeof(T) == typeof(IRemoteStreamContent))
{
/* returning a class that holds a reference to response
* content just to be sure that GC does not dispose of
* it before we finish doing our work with the stream */
return((T)(object)new RemoteStreamContent(await responseContent.ReadAsStreamAsync())
{
ContentType = responseContent.Headers.ContentType?.ToString()
});
}
var stringContent = await responseContent.ReadAsStringAsync();
if (typeof(T) == typeof(string))
{
return((T)(object)stringContent);
}
if (stringContent.IsNullOrWhiteSpace())
{
return(default);
private async Task <string> MakeRequest(IAbpMethodInvocation invocation)
{
using (var client = _httpClientFactory.Create())
{
var baseUrl = GetBaseUrl();
var action = await _apiDescriptionFinder.FindActionAsync(baseUrl, typeof(TService), invocation.Method);
var apiVersion = GetApiVersionInfo(action);
var url = baseUrl + UrlBuilder.GenerateUrlWithParameters(action, invocation.ArgumentsDictionary, apiVersion);
var requestMessage = new HttpRequestMessage(action.GetHttpMethod(), url)
{
Content = RequestPayloadBuilder.BuildContent(action, invocation.ArgumentsDictionary, _jsonSerializer, apiVersion)
};
AddHeaders(invocation, action, requestMessage, apiVersion);
var response = await client.SendAsync(requestMessage);
if (!response.IsSuccessStatusCode)
{
await ThrowExceptionForResponseAsync(response);
}
return(await response.Content.ReadAsStringAsync());
}
}
protected virtual void AddHeaders(IAbpMethodInvocation invocation, ActionApiDescriptionModel action, HttpRequestMessage requestMessage, ApiVersionInfo apiVersion)
{
//API Version
if (!apiVersion.Version.IsNullOrEmpty())
{
//TODO: What about other media types?
requestMessage.Headers.Add("accept", $"{MimeTypes.Text.Plain}; v={apiVersion.Version}");
requestMessage.Headers.Add("accept", $"{MimeTypes.Application.Json}; v={apiVersion.Version}");
requestMessage.Headers.Add("api-version", apiVersion.Version);
}
//Header parameters
var headers = action.Parameters.Where(p => p.BindingSourceId == ParameterBindingSources.Header).ToArray();
foreach (var headerParameter in headers)
{
var value = HttpActionParameterHelper.FindParameterValue(invocation.ArgumentsDictionary, headerParameter);
if (value != null)
{
requestMessage.Headers.Add(headerParameter.Name, value.ToString());
}
}
//CorrelationId
requestMessage.Headers.Add(CorrelationIdOptions.HttpHeaderName, CorrelationIdProvider.Get());
}
private async Task ProcessWithNewAuditingScopeAsync(
IAbpMethodInvocation invocation,
AbpAuditingOptions options,
ICurrentUser currentUser,
IAuditingManager auditingManager,
IAuditingHelper auditingHelper)
{
var hasError = false;
using (var saveHandle = auditingManager.BeginScope())
{
try
{
await ProceedByLoggingAsync(invocation, auditingHelper, auditingManager.Current);
Debug.Assert(auditingManager.Current != null);
if (auditingManager.Current.Log.Exceptions.Any())
{
hasError = true;
}
}
catch (Exception)
{
hasError = true;
throw;
}
finally
{
if (ShouldWriteAuditLog(invocation, options, currentUser, hasError))
{
await saveHandle.SaveAsync();
}
}
}
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
Console.WriteLine("in the aloha interceptor");
await invocation.ProceedAsync();
Console.WriteLine("out of aloha interceptor");
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
if (!UnitOfWorkHelper.IsUnitOfWorkMethod(invocation.Method, out var unitOfWorkAttribute))
{
await invocation.ProceedAsync();
return;
}
var options = CreateOptions(invocation, unitOfWorkAttribute);
//Trying to begin a reserved UOW by AbpUnitOfWorkMiddleware
if (_unitOfWorkManager.TryBeginReserved(UnitOfWork.UnitOfWorkReservationName, options))
{
await invocation.ProceedAsync();
return;
}
using (var uow = _unitOfWorkManager.Begin(options))
{
await invocation.ProceedAsync();
await uow.CompleteAsync();
}
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
if (!ShouldIntercept(invocation, out var auditLog, out var auditLogAction))
{
invocation.Proceed();
return;
}
var stopwatch = Stopwatch.StartNew();
try
{
await invocation.ProceedAsync();
}
catch (Exception ex)
{
auditLog.Exceptions.Add(ex);
throw;
}
finally
{
stopwatch.Stop();
auditLogAction.ExecutionDuration = Convert.ToInt32(stopwatch.Elapsed.TotalMilliseconds);
auditLog.Actions.Add(auditLogAction);
}
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
if (!UnitOfWorkHelper.IsUnitOfWorkMethod(invocation.Method, out var unitOfWorkAttribute))
{
await invocation.ProceedAsync();
return;
}
using (var scope = _serviceScopeFactory.CreateScope())
{
var options = CreateOptions(scope.ServiceProvider, invocation, unitOfWorkAttribute);
var unitOfWorkManager = scope.ServiceProvider.GetRequiredService <IUnitOfWorkManager>();
//Trying to begin a reserved UOW by AbpUnitOfWorkMiddleware
if (unitOfWorkManager.TryBeginReserved(UnitOfWork.UnitOfWorkReservationName, options))
{
await invocation.ProceedAsync();
return;
}
using (var uow = unitOfWorkManager.Begin(options))
{
await invocation.ProceedAsync();
await uow.CompleteAsync();
}
}
}
private async Task MakeRequestAsync(IAbpMethodInvocation invocation)
{
// 获取Actor配置
var actorProxyConfig = DaprActorProxyOptions.ActorProxies.GetOrDefault(typeof(TService)) ?? throw new AbpException($"Could not get DynamicDaprActorProxyConfig for {typeof(TService).FullName}.");
var remoteServiceConfig = DaprActorOptions.RemoteActors.GetConfigurationOrDefault(actorProxyConfig.RemoteServiceName);
var actorProxyOptions = new ActorProxyOptions
{
HttpEndpoint = remoteServiceConfig.BaseUrl
};
// 自定义请求处理器
// 添加请求头用于传递状态
// TODO: Actor一次只能处理一个请求,使用状态管理来传递状态的可行性?
var httpClientHandler = new DaprHttpClientHandler();
// 身份认证处理
await ActoryProxyAuthenticator.AuthenticateAsync(
new DaprActorProxyAuthenticateContext(
httpClientHandler, remoteServiceConfig, actorProxyConfig.RemoteServiceName));
AddHeaders(httpClientHandler);
// 代理工厂
var proxyFactory = new ActorProxyFactory(actorProxyOptions, (HttpMessageHandler)httpClientHandler);
await MakeRequestAsync(invocation, proxyFactory, remoteServiceConfig);
}
private async Task <bool> ShouldWriteAuditLogAsync(
IAbpMethodInvocation invocation,
AuditLogInfo auditLogInfo,
AbpAuditingOptions options,
ICurrentUser currentUser,
bool hasError)
{
foreach (var selector in options.AlwaysLogSelectors)
{
if (await selector(auditLogInfo))
{
return(true);
}
}
if (options.AlwaysLogOnException && hasError)
{
return(true);
}
if (!options.IsEnabledForAnonymousUsers && !currentUser.IsAuthenticated)
{
return(false);
}
if (!options.IsEnabledForGetRequests &&
invocation.Method.Name.StartsWith("Get", StringComparison.OrdinalIgnoreCase))
{
return(false);
}
return(true);
}
private static async Task ProceedByLoggingAsync(
IAbpMethodInvocation invocation,
IAuditingHelper auditingHelper,
IAuditLogScope auditLogScope)
{
var auditLog = auditLogScope.Log;
var auditLogAction = auditingHelper.CreateAuditLogAction(
auditLog,
invocation.TargetObject.GetType(),
invocation.Method,
invocation.Arguments
);
var stopwatch = Stopwatch.StartNew();
try
{
await invocation.ProceedAsync();
}
catch (Exception ex)
{
auditLog.Exceptions.Add(ex);
throw;
}
finally
{
stopwatch.Stop();
auditLogAction.ExecutionDuration = Convert.ToInt32(stopwatch.Elapsed.TotalMilliseconds);
auditLog.Actions.Add(auditLogAction);
}
}
protected virtual Task AuthorizeAsync(IAbpMethodInvocation invocation)
{
return(_methodInvocationAuthorizationService.CheckAsync(
new MethodInvocationAuthorizationContext(
invocation.Method
)
));
}
protected virtual async Task AuthorizeAsync(IAbpMethodInvocation invocation)
{
await _methodInvocationAuthorizationService.CheckAsync(
new MethodInvocationAuthorizationContext(
invocation.Method
)
).ConfigureAwait(false);
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
_logger.LogTrace($"{invocation.Method.Name} Executing ...");
await invocation.ProceedAsync();
_logger.LogTrace($"{invocation.Method.Name} Executed ...");
}
protected virtual Task CheckFeaturesAsync(IAbpMethodInvocation invocation)
{
return(_methodInvocationFeatureCheckerService.CheckAsync(
new MethodInvocationFeatureCheckerContext(
invocation.Method
)
));
}
public override void Intercept(IAbpMethodInvocation invocation)
{
invocation.ReturnValue = _cache.GetOrAdd(invocation.Method, m =>
{
invocation.Proceed();
return(invocation.ReturnValue);
});
}
protected virtual async Task CheckFeaturesAsync(IAbpMethodInvocation invocation)
{
await _methodInvocationFeatureCheckerService.CheckAsync(
new MethodInvocationFeatureCheckerContext(
invocation.Method
)
).ConfigureAwait(false);
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
//await Task.Delay(5); CAN NOT USE await before method execution! This is a restriction of Castle DynamicProxy
(invocation.TargetObject as ICanLogOnObject)?.Logs?.Add($"{GetType().Name}_InterceptAsync_BeforeInvocation");
await invocation.ProceedAsync();
(invocation.TargetObject as ICanLogOnObject)?.Logs?.Add($"{GetType().Name}_InterceptAsync_AfterInvocation");
await Task.Delay(5);
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
var profiler = StackExchange.Profiling.MiniProfiler.Current;
using (profiler.Step(invocation.Method.Name))
{
// Do some work...
await invocation.ProceedAsync();
}
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
await Task.Delay(5);
(invocation.TargetObject as ICanLogOnObject)?.Logs?.Add($"{GetType().Name}_InterceptAsync_BeforeInvocation");
await invocation.ProceedAsync();
(invocation.TargetObject as ICanLogOnObject)?.Logs?.Add($"{GetType().Name}_InterceptAsync_AfterInvocation");
await Task.Delay(5);
}
protected virtual void Validate(IAbpMethodInvocation invocation)
{
_validator.Validate(
new MethodInvocationValidationContext(
invocation.TargetObject,
invocation.Method,
invocation.Arguments
)
);
}
protected virtual async Task ValidateAsync(IAbpMethodInvocation invocation)
{
await _methodInvocationValidator.ValidateAsync(
new MethodInvocationValidationContext(
invocation.TargetObject,
invocation.Method,
invocation.Arguments
)
);
}
public override void Intercept(IAbpMethodInvocation invocation)
{
if (AbpCrossCuttingConcerns.IsApplied(invocation.TargetObject, AbpCrossCuttingConcerns.Authorization))
{
invocation.Proceed();
return;
}
AsyncHelper.RunSync(() => AuthorizeAsync(invocation));
invocation.Proceed();
}
protected virtual async Task CheckFeaturesAsync(IAbpMethodInvocation invocation)
{
using (var scope = _serviceScopeFactory.CreateScope())
{
await scope.ServiceProvider.GetRequiredService <IMethodInvocationFeatureCheckerService>().CheckAsync(
new MethodInvocationFeatureCheckerContext(
invocation.Method
)
);
}
}
private async Task <T> MakeRequestAndGetResultAsync <T>(IAbpMethodInvocation invocation)
{
var responseAsString = await MakeRequestAsync(invocation);
if (typeof(T) == typeof(string))
{
return((T)Convert.ChangeType(responseAsString, typeof(T)));
}
return(JsonSerializer.Deserialize <T>(responseAsString));
}
private async Task <T> MakeRequestAndGetResultAsync <T>(IAbpMethodInvocation invocation)
{
var responseAsString = await MakeRequest(invocation);
//TODO: Think on that
if (TypeHelper.IsPrimitiveExtended(typeof(T), true))
{
return((T)Convert.ChangeType(responseAsString, typeof(T)));
}
return(_jsonSerializer.Deserialize <T>(responseAsString));
}
public override async Task InterceptAsync(IAbpMethodInvocation invocation)
{
if (_cache.ContainsKey(invocation.Method))
{
invocation.ReturnValue = _cache[invocation.Method];
return;
}
await invocation.ProceedAsync();
_cache[invocation.Method] = invocation.ReturnValue;
}
public override void Intercept(IAbpMethodInvocation invocation)
{
if (AbpCrossCuttingConcerns.IsApplied(invocation.TargetObject, AbpCrossCuttingConcerns.Validation))
{
invocation.Proceed();
return;
}
Validate(invocation);
invocation.Proceed();
}