我希望在 Serilog 输出中使用格式化的 UTC 时间戳。
我编写了一个自定义丰富器,从 C# 代码调用时可以正常工作。
public class UtcTimestampEnricher : ILogEventEnricher
{
public void Enrich(LogEvent logEvent, ILogEventPropertyFactory pf)
{
logEvent.AddPropertyIfAbsent(pf.CreateProperty("UtcTimestamp", logEvent.Timestamp.UtcDateTime));
}
}
....
var loggerConfig = new LoggerConfiguration().MinimumLevel.Debug()
.Enrich.FromLogContext()
.Enrich.With(new UtcTimestampEnricher())
.Filter
.ByIncludingOnly( expr) // need this .Filter to ensure that
// Serilog.Filters.Expressions.dll gets loaded, else filters in config file get ignored
.WriteTo.Console(
outputTemplate: "[{UtcTimestamp:HH:mm:ss.fff} {Level:u3} {Subsystem}] {Message:lj}{NewLine}{Exception}",
restrictedToMinimumLevel: LogEventLevel.Information);
Log.Logger = loggerConfig.CreateLogger();
现在,我希望在从自定义 json 配置文件配置记录器时使用 utcTimestamp 丰富器。
var jsonLogconfiguration = new ConfigurationBuilder()
.AddJsonFile(logconfigFname)
.Build();
Log.Logger = new LoggerConfiguration()
.ReadFrom.Configuration(jsonLogconfiguration)
.CreateLogger();
我的 json 配置文件
{
"Serilog": {
"Using": [
"Serilog.Sinks.Console"
],
"MinimumLevel": "Debug",
"WriteTo": [
{
"Name": "Console",
"Args": {
"outputTemplate": "{UtcTimestamp:yyyy,MM,dd,HH,mm,ss,fff },{Level:u3},{Subsystem},{Message:lj}{NewLine}{Exception}"
}
}
],
"Enrich": [ "FromLogContext" , "UtcTimestampEnricher"],
"Filter": [
{
"Name": "ByIncludingOnly",
"Args": {
"expression": "Subsystem = 'Config' or Subsystem = 'Admin' "
}
}
]
}
}
我在控制台上收到的消息:(我之前曾调用 serilog selflog 来获取有关其自身的 serilog 调试消息)
Serilog.Debugging.SelfLog.Enable(msg => Console.WriteLine(msg));
Serilog 调试输出。
2020-06-05T09:34:01.3898891Z Unable to find a method called UtcTimestampEnricher. Candidate methods are:
Serilog.LoggerConfiguration When(Serilog.Configuration.LoggerEnrichmentConfiguration, System.String, System.Action`1[Serilog.Configuration.LoggerEnrichmentConfiguration])
Serilog.LoggerConfiguration With(Serilog.Configuration.LoggerEnrichmentConfiguration, Serilog.Core.ILogEventEnricher)
Serilog.LoggerConfiguration FromLogContext(Serilog.Configuration.LoggerEnrichmentConfiguration)
当我尝试使用时,我得到了类似的输出
"Enrich": [ "FromLogContext" , "UtcTimestamp"],