private async Task HandleExceptionAsync(HttpContext context, Exception exception)
{
var requestId = System.Diagnostics.Activity.Current?.Id ?? context.TraceIdentifier;
var eventId = new EventId(exception.HResult, requestId);
_logger.LogError(eventId, exception, exception.Message);
var status = 500;
var type = string.Concat("https://httpstatuses.com/", status);
var title = _env.IsDevelopment() ? exception.Message : $"系统异常";
var detial = _env.IsDevelopment() ? exception.GetExceptionDetail() : $"系统异常,请联系管理员({eventId})";
var problemDetails = new ProblemDetails
{
Title = title
,
Detail = detial
,
Type = type
,
Status = status
};
context.Response.StatusCode = status;
context.Response.ContentType = "application/problem+json";
var errorText = JsonSerializer.Serialize(problemDetails, SystemTextJson.GetAdncDefaultOptions());
await context.Response.WriteAsync(errorText);
}
/// <summary>
/// 注册Rest服务(跨微服务之间的同步通讯)
/// </summary>
/// <typeparam name="TRestClient">Rpc服务接口</typeparam>
/// <param name="serviceName">在注册中心注册的服务名称，或者服务的Url</param>
/// <param name="policies">Polly策略</param>
protected virtual void AddRestClient <TRestClient>(string serviceName, List <IAsyncPolicy <HttpResponseMessage> > policies)
where TRestClient : class
{
var addressNode = RpcAddressInfo.FirstOrDefault(x => x.Service.EqualsIgnoreCase(serviceName));
if (addressNode is null)
{
throw new NullReferenceException(nameof(addressNode));
}
Services.TryAddScoped <CacheDelegatingHandler>();
Services.TryAddScoped <TokenDelegatingHandler>();
Services.TryAddScoped <ConsulDiscoverDelegatingHandler>();
Services.TryAddScoped <TokenFactory>();
var registeredType = Configuration.GetRegisteredType().ToLower();
//注册RefitClient,设置httpclient生命周期时间，默认也是2分钟。
var contentSerializer = new SystemTextJsonContentSerializer(SystemTextJson.GetAdncDefaultOptions());
var refitSettings = new RefitSettings(contentSerializer);
var clientbuilder = Services.AddRefitClient <TRestClient>(refitSettings)
.SetHandlerLifetime(TimeSpan.FromMinutes(2))
.AddPolicyHandlerICollection(policies)
//.UseHttpClientMetrics()
.AddHttpMessageHandler <CacheDelegatingHandler>()
.AddHttpMessageHandler <TokenDelegatingHandler>();
switch (registeredType)
{
case RegisteredTypeConsts.Direct:
{
clientbuilder.ConfigureHttpClient(httpClient => httpClient.BaseAddress = new Uri(addressNode.Direct));
break;
}
case RegisteredTypeConsts.ClusterIP:
{
clientbuilder.ConfigureHttpClient(httpClient => httpClient.BaseAddress = new Uri(addressNode.CoreDns));
break;
}
case RegisteredTypeConsts.Consul:
{
clientbuilder.ConfigureHttpClient(httpClient => httpClient.BaseAddress = new Uri(addressNode.Consul))
.AddHttpMessageHandler <ConsulDiscoverDelegatingHandler>();
break;
}
}
}
private OperationLog CreateOpsLog(string className, string methodName, string logName, object[] arguments, UserContext userContext)
{
var log = new OperationLog
{
ClassName = className,
CreateTime = DateTime.Now,
LogName = logName,
LogType = "操作日志",
Message = JsonSerializer.Serialize(arguments, SystemTextJson.GetAdncDefaultOptions()),
Method = methodName,
Succeed = "false",
UserId = userContext.Id,
UserName = userContext.Name,
Account = userContext.Account,
RemoteIpAddress = userContext.RemoteIpAddress
};
return(log);
}
public override string ToString() => JsonSerializer.Serialize(this, SystemTextJson.GetAdncDefaultOptions());