日志配置文件示例

NLOG

文件源 nlog.config 示例

<?xml version="1.0" encoding="utf-8" ?>
<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"
      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      autoReload="true"
      throwExceptions="false"
      internalLogLevel="Off" internalLogFile="c:\temp\nlog-internal.log">
  <variable name="myvar" value="myvalue"/>

  <targets>

    <target xsi:type="file" name="File" fileName="${basedir}/logs/${shortdate}.log"
            layout="${longdate}||${level}||${logger}||${message}||${exception:format=ToString:innerFormat=ToString:maxInnerExceptionLevel=10:separator=\r\n}||end" />
  </targets>

  <rules>
    <logger name="*" minlevel="Debug" writeTo="file" />
  </rules>
</nlog>

数据库源 nlog.config 示例

<?xml version="1.0" encoding="utf-8" ?>

<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"
      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
      autoReload="true">

  <targets>
    <target name="database" xsi:type="Database">
      <connectionString>${var:ConnectionString}</connectionString>
      <!--
    USE [master]
    GO
    /****** Object:  Database [log]    Script Date: 2019/1/3 15:06:59 ******/
    CREATE DATABASE [log]
     CONTAINMENT = NONE
     ON  PRIMARY 
    ( NAME = N'log', FILENAME = N'C:\Users\admin\log.mdf' , SIZE = 8192KB , MAXSIZE = UNLIMITED, FILEGROWTH = 65536KB )
     LOG ON 
    ( NAME = N'log_log', FILENAME = N'C:\Users\admin\log_log.ldf' , SIZE = 8192KB , MAXSIZE = 2048GB , FILEGROWTH = 65536KB )
    GO
    ALTER DATABASE [log] SET COMPATIBILITY_LEVEL = 130
    GO
    IF (1 = FULLTEXTSERVICEPROPERTY('IsFullTextInstalled'))
    begin
    EXEC [log].[dbo].[sp_fulltext_database] @action = 'enable'
    end
    GO
    ALTER DATABASE [log] SET ANSI_NULL_DEFAULT OFF 
    GO
    ALTER DATABASE [log] SET ANSI_NULLS OFF 
    GO
    ALTER DATABASE [log] SET ANSI_PADDING OFF 
    GO
    ALTER DATABASE [log] SET ANSI_WARNINGS OFF 
    GO
    ALTER DATABASE [log] SET ARITHABORT OFF 
    GO
    ALTER DATABASE [log] SET AUTO_CLOSE OFF 
    GO
    ALTER DATABASE [log] SET AUTO_SHRINK OFF 
    GO
    ALTER DATABASE [log] SET AUTO_UPDATE_STATISTICS ON 
    GO
    ALTER DATABASE [log] SET CURSOR_CLOSE_ON_COMMIT OFF 
    GO
    ALTER DATABASE [log] SET CURSOR_DEFAULT  GLOBAL 
    GO
    ALTER DATABASE [log] SET CONCAT_NULL_YIELDS_NULL OFF 
    GO
    ALTER DATABASE [log] SET NUMERIC_ROUNDABORT OFF 
    GO
    ALTER DATABASE [log] SET QUOTED_IDENTIFIER OFF 
    GO
    ALTER DATABASE [log] SET RECURSIVE_TRIGGERS OFF 
    GO
    ALTER DATABASE [log] SET  DISABLE_BROKER 
    GO
    ALTER DATABASE [log] SET AUTO_UPDATE_STATISTICS_ASYNC OFF 
    GO
    ALTER DATABASE [log] SET DATE_CORRELATION_OPTIMIZATION OFF 
    GO
    ALTER DATABASE [log] SET TRUSTWORTHY OFF 
    GO
    ALTER DATABASE [log] SET ALLOW_SNAPSHOT_ISOLATION OFF 
    GO
    ALTER DATABASE [log] SET PARAMETERIZATION SIMPLE 
    GO
    ALTER DATABASE [log] SET READ_COMMITTED_SNAPSHOT OFF 
    GO
    ALTER DATABASE [log] SET HONOR_BROKER_PRIORITY OFF 
    GO
    ALTER DATABASE [log] SET RECOVERY SIMPLE 
    GO
    ALTER DATABASE [log] SET  MULTI_USER 
    GO
    ALTER DATABASE [log] SET PAGE_VERIFY CHECKSUM  
    GO
    ALTER DATABASE [log] SET DB_CHAINING OFF 
    GO
    ALTER DATABASE [log] SET FILESTREAM( NON_TRANSACTED_ACCESS = OFF ) 
    GO
    ALTER DATABASE [log] SET TARGET_RECOVERY_TIME = 60 SECONDS 
    GO
    ALTER DATABASE [log] SET DELAYED_DURABILITY = DISABLED 
    GO
    ALTER DATABASE [log] SET QUERY_STORE = OFF
    GO
    USE [log]
    GO
    ALTER DATABASE SCOPED CONFIGURATION SET LEGACY_CARDINALITY_ESTIMATION = OFF;
    GO
    ALTER DATABASE SCOPED CONFIGURATION SET MAXDOP = 0;
    GO
    ALTER DATABASE SCOPED CONFIGURATION SET PARAMETER_SNIFFING = ON;
    GO
    ALTER DATABASE SCOPED CONFIGURATION SET QUERY_OPTIMIZER_HOTFIXES = OFF;
    GO
    USE [log]
    GO
    /****** Object:  Table [dbo].[Log]    Script Date: 2019/1/3 15:06:59 ******/
    SET ANSI_NULLS ON
    GO
    SET QUOTED_IDENTIFIER ON
    GO
    CREATE TABLE [dbo].[Log](
        [Id] [int] IDENTITY(1,1) NOT NULL,
        [MachineName] [nvarchar](50) NOT NULL,
        [LongDate] [datetime2] NOT NULL,
        [Level] [nvarchar](50) NOT NULL,
        [Message] [nvarchar](max) NOT NULL,
        [Logger] [nvarchar](250) NULL,
        [Callsite] [nvarchar](max) NULL,
        [Exception] [nvarchar](max) NULL,
     CONSTRAINT [PK_dbo.Log] PRIMARY KEY CLUSTERED 
    (
        [Id] ASC
    )WITH (PAD_INDEX = OFF, STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
    ) ON [PRIMARY] TEXTIMAGE_ON [PRIMARY]
    GO
    USE [master]
    GO
    ALTER DATABASE [log] SET  READ_WRITE 
    GO

  -->

      <commandText>
        insert into dbo.Log (
        MachineName, LongDate, Level, Message,
        Logger, Callsite, Exception
        ) values (
        @MachineName, @LongDate, @Level, @Message,
        @Logger, @Callsite, @Exception
        );
      </commandText>

      <parameter name="@MachineName" layout="${machinename}" />
      <parameter name="@LongDate" layout="${longDate}" />
      <parameter name="@Level" layout="${level}" />
      <parameter name="@Message" layout="${message}" />
      <parameter name="@Logger" layout="${logger}" />
      <parameter name="@Callsite" layout="${callsite}" />
      <parameter name="@Exception" layout="${exception:tostring}" />
    </target>
  </targets>

  <rules>
    <logger name="*" minlevel="Info" writeTo="database" />
  </rules>

</nlog>

log4net

数据库源 log4net.config 示例

<?xml version="1.0" encoding="utf-8" ?>
<log4net>
  <appender name="RollingFile" type="log4net.Appender.RollingFileAppender">
    <file value="LogFiles/"/>
    <preserveLogFileNameExtension value="true" />
    <datePattern value="yyyy-MM-dd'.log'" />
    <staticLogFileName value="false"/>
    <appendToFile value="true" />
    <maximumFileSize value="100KB" />
    <maxSizeRollBackups value="2" />
    <layout type="log4net.Layout.PatternLayout">
      <conversionPattern value="%date || %5level || %logger || %message || %exception ||end %newline" />
    </layout>
  </appender>
  <root>
    <level value="ALL"/>
    <appender-ref ref="RollingFile" />
  </root>
</log4net>