我正在尝试使用 Serilog 设置日志记录机制。我想将日志写入文件和 SQL Server 数据库。
目前我可以将日志写入文件系统,但是我无法写入数据库。我也做了与 Serilog 文档中相同的简单设置
谢谢。
public class Program
{
public static void Main(string[] args)
{
var logDB = @"Server=localhost;Initial Catalog=SHARED_NOTE;User ID=sa;Password=sql123;";
var sinkOpts = new MSSqlServerSinkOptions();
sinkOpts.TableName = "Logs";
var columnOpts = new ColumnOptions();
columnOpts.Store.Remove(StandardColumn.Properties);
columnOpts.Store.Add(StandardColumn.LogEvent);
columnOpts.LogEvent.DataLength = 2048;
columnOpts.TimeStamp.NonClusteredIndex = true;
Log.Logger = new LoggerConfiguration()
.WriteTo.File(new CompactJsonFormatter(), "Log.json", rollingInterval: RollingInterval.Day)
.WriteTo.Console(restrictedToMinimumLevel:Serilog.Events.LogEventLevel.Information)
.WriteTo.MSSqlServer(
connectionString: logDB,
sinkOptions: sinkOpts,
columnOptions: columnOpts
)
.CreateLogger();
try
{
Log.Information("Application starting up.");
CreateHostBuilder(args).Build().Run();
}
catch (Exception ex)
{
Log.Fatal(ex, "The application failed to start up correctly.");
}
finally
{
Log.CloseAndFlush();
}
}
public static IHostBuilder CreateHostBuilder(string[] args) =>
Host.CreateDefaultBuilder(args)
.UseSerilog()
.ConfigureWebHostDefaults(webBuilder =>
{
webBuilder.UseStartup<Startup>();
});
}
我添加了
AddLogging
到startup.cs
:
services.AddLogging();
所有包都是为 Web API 项目设置的:
<Project Sdk="Microsoft.NET.Sdk.Web">
<PropertyGroup>
<TargetFramework>net5.0</TargetFramework>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="FluentValidation" Version="10.3.6" />
<PackageReference Include="FluentValidation.AspNetCore" Version="10.3.6" />
<PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="5.0.12">
<PrivateAssets>all</PrivateAssets>
<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
</PackageReference>
<PackageReference Include="Serilog.AspNetCore" Version="4.1.0" />
<PackageReference Include="Serilog.Formatting.Compact" Version="1.1.0" />
<PackageReference Include="Serilog.Sinks.File" Version="5.0.0" />
<PackageReference Include="Serilog.Sinks.MSSqlServer" Version="5.6.1" />
<PackageReference Include="Swashbuckle.AspNetCore" Version="5.6.3" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\..\Core\SharedNote.Application\SharedNote.Application.csproj" />
<ProjectReference Include="..\..\Infrastructure\SharedNotes.Persistence\SharedNotes.Persistence.csproj" />
</ItemGroup>
<ItemGroup>
<Folder Include="wwwroot\Images\" />
<Folder Include="wwwroot\Docs\" />
</ItemGroup>
</Project>
没有足够的评论评论,你试过关注这篇文章吗? Serilog 日志到 SQL.
您还没有添加日志表,但我假设您遵循了 Sink 并且它与这个相似或匹配?
TABLE [Log] (
[Id] int IDENTITY(1,1) NOT NULL,
[Message] nvarchar(max) NULL,
[MessageTemplate] nvarchar(max) NULL,
[Level] nvarchar(128) NULL,
[TimeStamp] datetimeoffset(7) NOT NULL,
[Exception] nvarchar(max) NULL,
[Properties] xml NULL,
[LogEvent] nvarchar(max) NULL
CONSTRAINT [PK_Log]
PRIMARY KEY CLUSTERED ([Id] ASC)
)
此外,在同一篇文章中,您可以在 Logger 设置后立即添加以下代码以调试 SQL 连接
Serilog.Debugging.SelfLog.Enable(msg =>
{
Debug.Print(msg);
Debugger.Break();
});
所以在你的代码中它会是
Log.Logger = new LoggerConfiguration()
.WriteTo.File(new CompactJsonFormatter(),
"Log.json",
rollingInterval: RollingInterval.Day)
.WriteTo.Console(restrictedToMinimumLevel:Serilog.Events.LogEventLevel.Information)
.WriteTo.MSSqlServer(
connectionString: logDB,
sinkOptions: sinkOpts,
columnOptions: columnOpts
)
.CreateLogger();
Serilog.Debugging.SelfLog.Enable(msg =>
{
Debug.Print(msg);
Debugger.Break();
});
在我的例子中,我没有意识到我需要将 Select 和 Insert 授予 AppLog 表。
打开自我记录器有助于诊断这个
public static ILogger Logger => LazyInitializer.EnsureInitialized(ref _logger, () =>
{
Trace.WriteLine("Creating static Logger");
// Self-log to flushing file stream
var stream = new StreamWriter(Path.Combine(Path.GetTempPath(), "_selflog.txt"));
stream.AutoFlush = true;
Serilog.Debugging.SelfLog.Enable(TextWriter.Synchronized(stream));
return new LoggerConfiguration()
.ReadFrom.Configuration(Config)
.CreateLogger();
});