public LogTrackerHandler()
{
this._context = LogTrackerContext.Current;
//
if (this._context == null)
{
// prefix: HC (HttpClient)
this._context = LogTrackerContext.Create("TEMP-HC", LogTrackerContextStorageTypeEnum.NONE);
}
}
public override void OnActionExecuting(HttpActionContext actionContext)
{
Logger _log = LogManager.GetLogger("LogTracker");
try
{
//
// TODO: 後續版本必須移除。LogTrackerContext 不應該 "全自動" 的產生，必須有明確進入點才能建立新的 LogTrackerContext.
//
if (LogTrackerContext.Current == null)
{
_log.Info("creating request_id and request_start_time_utc.");
{
if (string.IsNullOrEmpty(this.Prefix))
{
LogTrackerContext.Create("TEMP", LogTrackerContextStorageTypeEnum.ASPNET_HTTPCONTEXT);
}
else
{
LogTrackerContext.Create(this.Prefix, LogTrackerContextStorageTypeEnum.ASPNET_HTTPCONTEXT);
}
}
_log.Info("request_id and request_start_time_utc created.");
}
var arguments = GetArguments(actionContext.ActionArguments);
string requestJson = JsonConvert.SerializeObject(arguments, _jsonSettings);
_logger.Info(new LogMessage()
{
Message = $"Before call {Prefix} {actionContext.ControllerContext.Request.RequestUri.AbsolutePath}",
ExtraData = new Dictionary <string, object>()
{
{ "RequestId", LogTrackerContext.Current.RequestId },
{ "RequestUri", actionContext.Request.RequestUri.AbsoluteUri },
{ "RequestBody", actionContext.Request.Content.ReadAsStringAsync().Result },
{ "ModelBindingRequest", requestJson },
}
});
}
catch (Exception ex)
{
_log.Warn(ex);
}
base.OnActionExecuting(actionContext);
}
/// <summary>
/// 從既有的 context 物件來初始化 LogTrackerContext。
/// 只在串接上一關傳遞過來的 context 時使用，不會產生新的 Request-ID 跟 Request-Start-UTCTime。
/// 若有需要產生新的 context, 請呼叫 Create( )
/// </summary>
/// <param name="type"></param>
/// <param name="context"></param>
/// <returns></returns>
public static LogTrackerContext Init(LogTrackerContextStorageTypeEnum type, LogTrackerContext context)
{
if (context == null)
{
Trace.WriteLine(String.Format("{0} | parameter: context can not be NULL.",
DateTime.UtcNow.ToString("yyyy-MM-ddThh:mm:ss.fffZ")));
#if DEBUG
throw new ArgumentNullException("parameter: context can not be NULL.");
#endif
return(null);
}
return(Init(
type,
context.RequestId,
context.RequestStartTimeUTC));
}
public LogTrackerHandler(LogTrackerContext context)
{
this._context = context;
}
