.net core日志结构化_实用技巧_

 public static IHostBuilder CreateHostBuilder(string[] args) => Host.CreateDefaultBuilder(args) .ConfigureWebHostDefaults(webBuilder => { webBuilder.UseStartup(); }).UseSerilog(dispose:true);

 services.AddLogSeriLog(Configuration);

 public static class SeriLogExtension { public static Serilog.ILogger AddLogSeriLog(this IServiceCollection services, IConfiguration configuration) { Log.Logger = new LoggerConfiguration().ReadFrom.Configuration(configuration) .MinimumLevel.Debug() .Enrich.FromLogContext() .WriteTo.Console(new RenderedCompactJsonFormatter()) .WriteTo.File(formatter: new CompactJsonFormatter(), "logs\\test.txt", rollingInterval: RollingInterval.Day) .CreateLogger(); return Log.Logger; } }

 "Serilog": { "MinimumLevel": { "Default": "Information", "Override": { "Microsoft": "Error", "System": "Information" } } }

 [HttpGet] public int GetService([FromServices]ISelfService selfService) { _logger.LogInformation("Hello Word"); return 1; }

 public static IHostBuilder UseSerilog( this IHostBuilder builder, ILogger logger = null, bool dispose = false, LoggerProviderCollection providers = null) { if (builder == null) throw new ArgumentNullException(nameof (builder)); builder.ConfigureServices((Action) ((_, collection) => { if (providers != null) ServiceCollectionServiceExtensions.AddSingleton(collection, (Func) (services => { SerilogLoggerFactory serilogLoggerFactory = new SerilogLoggerFactory(logger, dispose, providers); foreach (ILoggerProvider service in (IEnumerable) ServiceProviderServiceExtensions.GetServices(services)) serilogLoggerFactory.AddProvider(service); return (ILoggerFactory) serilogLoggerFactory; })); else ServiceCollectionServiceExtensions.AddSingleton(collection, (Func) (services => (ILoggerFactory) new SerilogLoggerFactory(logger, dispose, (LoggerProviderCollection) null))); SerilogHostBuilderExtensions.ConfigureServices(collection, logger); })); return builder; }

 public SerilogLoggerFactory( Serilog.ILogger logger = null, bool dispose = false, LoggerProviderCollection providerCollection = null) { this._provider = new SerilogLoggerProvider(logger, dispose); this._providerCollection = providerCollection; } /// 
Disposes the provider.
 public void Dispose() { this._provider.Dispose(); } /// 
 /// Creates a new  instance. /// 
 /// The category name for messages produced by the logger. ///  /// The . ///  public Microsoft.Extensions.Logging.ILogger CreateLogger(string categoryName) { return this._provider.CreateLogger(categoryName); } /// 
 /// Adds an  to the logging system. /// 
 /// The . public void AddProvider(ILoggerProvider provider) { if (provider == null) throw new ArgumentNullException(nameof (provider)); if (this._providerCollection != null) this._providerCollection.AddProvider(provider); else SelfLog.WriteLine("Ignoring added logger provider {0}", (object) provider, (object) null, (object) null); } }

 private readonly Serilog.ILogger _logger; public SerilogLoggerProvider(Serilog.ILogger logger = null, bool dispose = false) { if (logger != null) this._logger = logger.ForContext((IEnumerable) new SerilogLoggerProvider[1] { this }); if (!dispose) return; if (logger != null) this._dispose = (Action) (() => { if (!(logger is IDisposable disposable)) return; disposable.Dispose(); }); else this._dispose = new Action(Log.CloseAndFlush); } public Microsoft.Extensions.Logging.ILogger CreateLogger(string name) { return (Microsoft.Extensions.Logging.ILogger) new SerilogLogger(this, this._logger, name); }

 internal class SerilogLogger : Microsoft.Extensions.Logging.ILogger { private static readonly MessageTemplateParser MessageTemplateParser = new MessageTemplateParser(); private static readonly LogEventProperty[] LowEventIdValues = Enumerable.Range(0, 48).Select((Func) (n => new LogEventProperty("Id", (LogEventPropertyValue) new ScalarValue((object) n)))).ToArray(); private readonly SerilogLoggerProvider _provider; private readonly Serilog.ILogger _logger; public SerilogLogger(SerilogLoggerProvider provider, Serilog.ILogger logger = null, string name = null) { SerilogLoggerProvider serilogLoggerProvider = provider; if (serilogLoggerProvider == null) throw new ArgumentNullException(nameof (provider)); this._provider = serilogLoggerProvider; this._logger = logger; Serilog.ILogger logger1 = this._logger; if (logger1 == null) logger1 = Serilog.Log.Logger.ForContext((IEnumerable) new SerilogLoggerProvider[1] { provider }); this._logger = logger1; if (name == null) return; this._logger = this._logger.ForContext("SourceContext", (object) name, false); } public bool IsEnabled(LogLevel logLevel) { return this._logger.IsEnabled(LevelConvert.ToSerilogLevel(logLevel)); } public IDisposable BeginScope(TState state) { return this._provider.BeginScope(state); } public void Log( LogLevel logLevel, EventId eventId, TState state, Exception exception, Func formatter) { LogEventLevel serilogLevel = LevelConvert.ToSerilogLevel(logLevel); if (!this._logger.IsEnabled(serilogLevel)) return; Serilog.ILogger logger = this._logger; string str1 = (string) null; List logEventPropertyList = new List(); if (state is IEnumerable> keyValuePairs) { foreach (KeyValuePair keyValuePair in keyValuePairs) { if (keyValuePair.Key == "{OriginalFormat}" && keyValuePair.Value is string str2) str1 = str2; else if (keyValuePair.Key.StartsWith("@")) { LogEventProperty property; if (logger.BindProperty(keyValuePair.Key.Substring(1), keyValuePair.Value, true, out property)) logEventPropertyList.Add(property); } else { LogEventProperty property; if (logger.BindProperty(keyValuePair.Key, keyValuePair.Value, false, out property)) logEventPropertyList.Add(property); } } Type type = state.GetType(); TypeInfo typeInfo = type.GetTypeInfo(); if (str1 == null && !typeInfo.IsGenericType) { str1 = "{" + type.Name + ":l}"; LogEventProperty property; if (logger.BindProperty(type.Name, SerilogL
                
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