using Serilog;
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using Serilog.Events;
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using Microsoft.Extensions.Hosting;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.AspNetCore.Http;
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using KH.WMS.Core.Logging.LogEnums;
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using System.Collections.Generic;
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using Serilog.Core;
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namespace KH.WMS.Core.Logging.Serilog;
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/// <summary>
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/// Serilog 配置
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/// </summary>
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public static class SerilogSetup
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{
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/// <summary>
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/// 配置 Serilog（支持文件大小限制）
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/// </summary>
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public static LoggerConfiguration ConfigureSerilog(
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string appName,
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string logDirectory = "Logs",
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LogEventLevel minimumLevel = LogEventLevel.Information,
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int retentionDays = 30,
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int maxFileSizeMB = 100,
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string? logFileName = null,
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string? errorFileName = null,
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string? warningFileName = null)
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{
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// 确保日志目录存在
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EnsureLogDirectoryExists(logDirectory);
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var fileSizeLimitBytes = maxFileSizeMB * 1024 * 1024L;
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// 使用自定义文件名或默认值
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var logFile = string.IsNullOrEmpty(logFileName) ? "log-.txt" : $"{logFileName}-.txt";
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var errorFile = string.IsNullOrEmpty(errorFileName) ? "error-.txt" : $"{errorFileName}-.txt";
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var warningFile = string.IsNullOrEmpty(warningFileName) ? "warning-.txt" : $"{warningFileName}-.txt";
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return new LoggerConfiguration()
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.MinimumLevel.Is(minimumLevel)
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.MinimumLevel.Override("Microsoft", LogEventLevel.Warning)
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.MinimumLevel.Override("Microsoft.EntityFrameworkCore", LogEventLevel.Warning)
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.MinimumLevel.Override("System", LogEventLevel.Warning)
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.Enrich.FromLogContext()
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.Enrich.WithProperty("Application", appName)
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.WriteTo.Console(outputTemplate: GetConsoleOutputTemplate())
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.WriteTo.File(
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path: $"{logDirectory}/{logFile}",
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rollingInterval: RollingInterval.Day,
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outputTemplate: GetFileOutputTemplate(),
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restrictedToMinimumLevel: LogEventLevel.Information,
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encoding: System.Text.Encoding.UTF8,
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fileSizeLimitBytes: fileSizeLimitBytes,
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retainedFileCountLimit: retentionDays,
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rollOnFileSizeLimit: true,
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flushToDiskInterval: TimeSpan.FromSeconds(1))
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.WriteTo.File(
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path: $"{logDirectory}/{errorFile}",
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rollingInterval: RollingInterval.Day,
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outputTemplate: GetFileOutputTemplate(),
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restrictedToMinimumLevel: LogEventLevel.Error,
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encoding: System.Text.Encoding.UTF8,
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fileSizeLimitBytes: fileSizeLimitBytes,
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retainedFileCountLimit: retentionDays,
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rollOnFileSizeLimit: true,
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flushToDiskInterval: TimeSpan.FromSeconds(1))
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.WriteTo.File(
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path: $"{logDirectory}/{warningFile}",
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rollingInterval: RollingInterval.Day,
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outputTemplate: GetFileOutputTemplate(),
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restrictedToMinimumLevel: LogEventLevel.Warning,
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encoding: System.Text.Encoding.UTF8,
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fileSizeLimitBytes: fileSizeLimitBytes,
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retainedFileCountLimit: retentionDays,
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rollOnFileSizeLimit: true,
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flushToDiskInterval: TimeSpan.FromSeconds(1));
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}
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/// <summary>
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/// 配置 Serilog（使用 SerilogOptions）
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/// </summary>
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public static LoggerConfiguration ConfigureSerilog(
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string appName,
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SerilogOptions options)
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{
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return ConfigureSerilog(
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appName,
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options.LogDirectory,
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GetMinimumLogLevelFromString(options.MinimumLevel),
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options.RetentionDays,
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options.MaxFileSizeMB,
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options.CustomLogFileName,
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options.CustomErrorFileName,
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options.CustomWarningFileName);
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}
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/// <summary>
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/// 添加 Serilog 到主机（完整版，支持文件大小限制和自定义文件名）
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/// </summary>
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public static IHostBuilder AddSerilog(
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this IHostBuilder hostBuilder,
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string appName,
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string logDirectory = "Logs",
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int retentionDays = 30,
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int maxFileSizeMB = 100,
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string? logFileName = null,
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string? errorFileName = null,
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string? warningFileName = null)
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{
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return hostBuilder.UseSerilog((context, services, loggerConfiguration) =>
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{
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var config = context.Configuration;
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var appNameValue = config["App:AppName"] ?? appName;
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// 从配置读取或使用默认值
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var logPath = config["Serilog:LogPath"] ?? logDirectory;
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var retention = int.Parse(config["Serilog:RetentionDays"] ?? retentionDays.ToString());
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var maxSize = int.Parse(config["Serilog:MaxFileSizeMB"] ?? maxFileSizeMB.ToString());
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var fileSizeLimitBytes = maxSize * 1024 * 1024L;
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// 是否输出到控制台
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var writeToConsole = bool.Parse(config["Serilog:WriteToConsole"] ?? "true");
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// 从配置读取自定义文件名（支持通过配置文件设置）
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var customLogFileName = config["Serilog:FileNames:Log"] ?? logFileName;
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var customErrorFileName = config["Serilog:FileNames:Error"] ?? errorFileName;
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var customWarningFileName = config["Serilog:FileNames:Warning"] ?? warningFileName;
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// 使用自定义文件名或默认值
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var logFile = string.IsNullOrEmpty(customLogFileName) ? "log-.txt" : $"{customLogFileName}-.txt";
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var errorFile = string.IsNullOrEmpty(customErrorFileName) ? "error-.txt" : $"{customErrorFileName}-.txt";
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var warningFile = string.IsNullOrEmpty(customWarningFileName) ? "warning-.txt" : $"{customWarningFileName}-.txt";
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// 确保日志目录存在
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EnsureLogDirectoryExists(logPath);
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loggerConfiguration
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.ReadFrom.Configuration(config)
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.ReadFrom.Services(services)
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.MinimumLevel.Is(GetMinimumLogLevel(config))
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.MinimumLevel.Override("Microsoft", GetModuleLogLevel(config, "Microsoft"))
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.MinimumLevel.Override("Microsoft.EntityFrameworkCore", GetModuleLogLevel(config, "EntityFrameworkCore"))
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.MinimumLevel.Override("Microsoft.Hosting.Lifetime", LogEventLevel.Information)
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.MinimumLevel.Override("System", GetModuleLogLevel(config, "System"))
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.Enrich.FromLogContext()
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.Enrich.WithProperty("Application", appNameValue)
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.Enrich.WithProperty("Environment", context.HostingEnvironment.EnvironmentName);
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// 根据配置决定是否输出到控制台
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if (writeToConsole)
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{
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loggerConfiguration.WriteTo.Console(outputTemplate: GetConsoleOutputTemplate());
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}
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// 文件输出
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loggerConfiguration
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// 普通日志 - 只记录 Information 级别
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.WriteTo.File(
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path: Path.Combine(logPath, logFile),
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rollingInterval: RollingInterval.Day,
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outputTemplate: GetFileOutputTemplate(),
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restrictedToMinimumLevel: LogEventLevel.Information,
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encoding: System.Text.Encoding.UTF8,
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fileSizeLimitBytes: fileSizeLimitBytes,
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retainedFileCountLimit: retention,
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rollOnFileSizeLimit: true,
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flushToDiskInterval: TimeSpan.FromSeconds(1))
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// 错误日志 - 只记录 Error 及 Fatal 级别
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.WriteTo.Logger(lc => lc
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.Filter.ByIncludingOnly(e => e.Level >= LogEventLevel.Error)
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.WriteTo.File(
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path: Path.Combine(logPath, errorFile),
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rollingInterval: RollingInterval.Day,
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outputTemplate: GetFileOutputTemplate(),
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encoding: System.Text.Encoding.UTF8,
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fileSizeLimitBytes: fileSizeLimitBytes,
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retainedFileCountLimit: retention,
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rollOnFileSizeLimit: true,
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flushToDiskInterval: TimeSpan.FromSeconds(1)))
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// 警告日志 - 只记录 Warning 级别（不包括 Error）
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.WriteTo.Logger(lc => lc
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.Filter.ByIncludingOnly(e => e.Level == LogEventLevel.Warning)
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.WriteTo.File(
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path: Path.Combine(logPath, warningFile),
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rollingInterval: RollingInterval.Day,
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outputTemplate: GetFileOutputTemplate(),
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encoding: System.Text.Encoding.UTF8,
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fileSizeLimitBytes: fileSizeLimitBytes,
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retainedFileCountLimit: retention,
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rollOnFileSizeLimit: true,
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flushToDiskInterval: TimeSpan.FromSeconds(1)));
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});
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}
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/// <summary>
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/// 添加 Serilog 到主机（使用 SerilogOptions）
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/// </summary>
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public static IHostBuilder AddSerilog(
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this IHostBuilder hostBuilder,
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string appName,
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SerilogOptions options)
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{
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return AddSerilog(
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hostBuilder,
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appName,
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options.LogDirectory,
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options.RetentionDays,
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options.MaxFileSizeMB,
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options.CustomLogFileName,
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options.CustomErrorFileName,
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options.CustomWarningFileName);
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}
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/// <summary>
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/// 确保日志目录存在
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/// </summary>
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private static void EnsureLogDirectoryExists(string logDirectory)
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{
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if (!Directory.Exists(logDirectory))
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{
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Directory.CreateDirectory(logDirectory);
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}
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}
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/// <summary>
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/// 获取控制台输出模板
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/// </summary>
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private static string GetConsoleOutputTemplate()
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{
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return "[{Timestamp:HH:mm:ss} {Level:u3}] [{ModuleCode}] {Message:lj}{NewLine}{Exception}";
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}
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/// <summary>
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/// 获取文件输出模板
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/// </summary>
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private static string GetFileOutputTemplate()
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{
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return "{Timestamp:yyyy-MM-dd HH:mm:ss.fff zzz} [{Level:u3}] [{ModuleCode}] [LogType:{LogType}] [TenantId:{TenantId}] [UserId:{UserId}] [RequestId:{RequestId}] {Message:lj}{NewLine}{Exception}";
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}
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/// <summary>
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/// 获取最低日志级别
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/// </summary>
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private static LogEventLevel GetMinimumLogLevel(IConfiguration config)
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{
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var level = config["Serilog:MinimumLevel:Default"];
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return level switch
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{
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"Verbose" => LogEventLevel.Verbose,
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"Debug" => LogEventLevel.Debug,
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"Information" => LogEventLevel.Information,
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"Warning" => LogEventLevel.Warning,
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"Error" => LogEventLevel.Error,
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"Fatal" => LogEventLevel.Fatal,
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_ => LogEventLevel.Information
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};
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}
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/// <summary>
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/// 获取模块日志级别
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/// </summary>
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private static LogEventLevel GetModuleLogLevel(IConfiguration config, string module)
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{
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var level = config[$"Serilog:MinimumLevel:Override:{module}"];
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return level switch
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{
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"Verbose" => LogEventLevel.Verbose,
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"Debug" => LogEventLevel.Debug,
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"Information" => LogEventLevel.Information,
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"Warning" => LogEventLevel.Warning,
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"Error" => LogEventLevel.Error,
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"Fatal" => LogEventLevel.Fatal,
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_ => LogEventLevel.Warning
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};
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}
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/// <summary>
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/// 从字符串获取日志级别
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/// </summary>
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private static LogEventLevel GetMinimumLogLevelFromString(string level)
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{
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return level switch
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{
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"Verbose" => LogEventLevel.Verbose,
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"Debug" => LogEventLevel.Debug,
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"Information" => LogEventLevel.Information,
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"Warning" => LogEventLevel.Warning,
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"Error" => LogEventLevel.Error,
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"Fatal" => LogEventLevel.Fatal,
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_ => LogEventLevel.Information
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};
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}
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}
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