Files
NetVizor/Common/Logger/UniversalLogger.cs
T

464 lines
14 KiB
C#

using System.IO.Compression;
using System.Runtime.CompilerServices;
using Microsoft.Extensions.Configuration;
using Serilog;
using Serilog.Events;
using Serilog.Formatting.Json;
namespace Common.Logger;
/// <summary>
/// 通用日志记录器
/// </summary>
public class UniversalLogger : IDisposable
{
private readonly Serilog.Core.Logger _logger;
private readonly LoggerConfig _config;
private readonly System.Timers.Timer _maintenanceTimer;
private bool _disposed = false;
public UniversalLogger(LoggerConfig config = null)
{
_config = config ?? new LoggerConfig();
_logger = CreateLogger();
// 启动维护定时器
_maintenanceTimer =
new System.Timers.Timer(TimeSpan.FromHours(_config.CompressCheckIntervalHours).TotalMilliseconds);
_maintenanceTimer.Elapsed += async (s, e) => await PerformMaintenanceAsync();
_maintenanceTimer.Start();
// 启动时执行一次维护
Task.Run(async () => await PerformMaintenanceAsync());
}
/// <summary>
/// 从配置文件创建日志记录器
/// </summary>
public static UniversalLogger FromConfiguration(IConfiguration configuration, string sectionName = "Logging")
{
var config = new LoggerConfig();
configuration.GetSection(sectionName).Bind(config);
return new UniversalLogger(config);
}
/// <summary>
/// 从JSON配置文件创建日志记录器
/// </summary>
public static UniversalLogger FromJsonFile(string configPath)
{
var configuration = new ConfigurationBuilder()
.AddJsonFile(configPath, optional: false)
.Build();
return FromConfiguration(configuration);
}
private Serilog.Core.Logger CreateLogger()
{
var loggerConfig = new LoggerConfiguration()
.MinimumLevel.Is(_config.MinimumLevel)
.Enrich.WithThreadId()
.Enrich.WithProcessId()
// .Enrich.WithMachineName() // 推荐添加机器名 enrich 扩展
;
// 配置控制台输出
if (_config.EnableConsole)
{
loggerConfig = loggerConfig.WriteTo.Console(
outputTemplate: _config.OutputTemplate,
restrictedToMinimumLevel: _config.MinimumLevel);
}
// 配置文件输出
if (_config.EnableFile)
{
Directory.CreateDirectory(_config.LogPath);
string logFileName = Path.Combine(_config.LogPath, "log-.log");
if (_config.UseJsonFormat)
{
loggerConfig = loggerConfig.WriteTo.File(
formatter: new JsonFormatter(),
path: logFileName,
rollingInterval: RollingInterval.Day, // 按天分类
rollOnFileSizeLimit: true, // 当日志文件大小超过限制时滚动
fileSizeLimitBytes: _config.MaxFileSizeMB * 1024 * 1024, // 日志文件大小限制
retainedFileCountLimit: null, // 保留最近7天的日志文件
restrictedToMinimumLevel: _config.MinimumLevel);
}
else
{
loggerConfig = loggerConfig.WriteTo.File(
path: logFileName,
outputTemplate: _config.OutputTemplate,
rollingInterval: RollingInterval.Day,
rollOnFileSizeLimit: true,
fileSizeLimitBytes: _config.MaxFileSizeMB * 1024 * 1024,
retainedFileCountLimit: null,
restrictedToMinimumLevel: _config.MinimumLevel,
shared: true // 允许多个应用程序实例共享同一日志文件
);
}
}
return loggerConfig.CreateLogger();
}
#region 日志记录方法
public void LogVerbose(string message, params object[] args)
{
_logger.Verbose(message, args);
}
public void LogDebug(string message, params object[] args)
{
_logger.Debug(message, args);
}
public void LogInformation(string message, params object[] args)
{
_logger.Information(message, args);
}
public void LogWarning(string message, params object[] args)
{
_logger.Warning(message, args);
}
public void LogError(string message, params object[] args)
{
_logger.Error(message, args);
}
public void LogError(Exception? exception, string message, params object[] args)
{
_logger.Error(exception, message, args);
}
public void LogFatal(string message, params object[] args)
{
_logger.Fatal(message, args);
}
public void LogFatal(Exception? exception, string message, params object[] args)
{
_logger.Fatal(exception, message, args);
}
/// <summary>
/// 获取上下文
/// </summary>
/// <typeparam name="T"></typeparam>
public ILogger GetLogger<T>() => _logger.ForContext<T>();
public ILogger ForContext(string propertyName, object? value)
=> _logger.ForContext(propertyName, value);
/// <summary>
/// 记录带上下文信息的日志
/// </summary>
public void LogWithContext(LogEventLevel level, string message, Dictionary<string, object> context,
Exception? exception = null)
{
var logEvent = new LogEventLevel[] { level };
ILogger logger = _logger;
foreach (var kvp in context ?? new Dictionary<string, object>())
{
var i = logger.ForContext(kvp.Key, kvp.Value);
logger = logger.ForContext(kvp.Key, kvp.Value);
}
if (exception != null)
{
logger.Write(level, exception, message);
}
else
{
logger.Write(level, message);
}
}
#endregion
#region 维护功能
/// <summary>
/// 执行日志维护任务
/// </summary>
private async Task PerformMaintenanceAsync()
{
try
{
if (_config.EnableFile)
{
await CompressOldLogsAsync();
await DeleteOldLogsAsync();
}
}
catch (Exception? ex)
{
_logger.Error(ex, "执行日志维护任务时发生错误");
}
}
/// <summary>
/// 压缩旧日志文件
/// </summary>
private async Task CompressOldLogsAsync()
{
var logDirectory = new DirectoryInfo(_config.LogPath);
if (!logDirectory.Exists) return;
var cutoffDate = DateTime.Now.Date.AddDays(-_config.CompressDaysThreshold);
var logFiles = logDirectory.GetFiles("log*.log")
.Where(f => f.CreationTime.Date < cutoffDate && !f.Name.EndsWith(".gz"))
.ToList();
foreach (var file in logFiles)
{
try
{
var compressedFileName = file.FullName + ".gz";
if (File.Exists(compressedFileName)) continue;
await CompressFileAsync(file.FullName, compressedFileName);
File.Delete(file.FullName);
_logger.Information("已压缩日志文件: {FileName}", file.Name);
}
catch (Exception? ex)
{
_logger.Error(ex, "压缩日志文件失败: {FileName}", file.Name);
}
}
}
/// <summary>
/// 删除过期的日志文件
/// </summary>
private async Task DeleteOldLogsAsync()
{
var logDirectory = new DirectoryInfo(_config.LogPath);
if (!logDirectory.Exists) return;
var cutoffDate = DateTime.Now.Date.AddDays(-_config.RetentionDays);
var oldFiles = logDirectory.GetFiles("log*.*")
.Where(f => f.CreationTime.Date < cutoffDate)
.ToList();
foreach (var file in oldFiles)
{
try
{
File.Delete(file.FullName);
_logger.Information("已删除过期日志文件: {FileName}", file.Name);
}
catch (Exception? ex)
{
_logger.Error(ex, "删除过期日志文件失败: {FileName}", file.Name);
}
}
}
/// <summary>
/// 压缩文件
/// </summary>
private async Task CompressFileAsync(string sourceFile, string compressedFile)
{
using (var originalFileStream = File.OpenRead(sourceFile))
using (var compressedFileStream = File.Create(compressedFile))
using (var compressionStream = new GZipStream(compressedFileStream, CompressionMode.Compress))
{
await originalFileStream.CopyToAsync(compressionStream);
}
}
/// <summary>
/// 手动执行维护任务
/// </summary>
public async Task RunMaintenanceAsync()
{
await PerformMaintenanceAsync();
}
#endregion
#region IDisposable
public void Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
protected virtual void Dispose(bool disposing)
{
if (!_disposed)
{
if (disposing)
{
_maintenanceTimer?.Stop();
_maintenanceTimer?.Dispose();
_logger?.Dispose();
}
_disposed = true;
}
}
~UniversalLogger()
{
Dispose(false);
}
#endregion
}
/// <summary>
/// 静态日志记录器(单例模式)
/// </summary>
public static class Log
{
private static UniversalLogger _instance;
private static readonly object _lock = new object();
/// <summary>
/// 初始化日志记录器
/// </summary>
public static void Initialize(LoggerConfig config = null)
{
lock (_lock)
{
_instance?.Dispose();
_instance = new UniversalLogger(config);
}
}
/// <summary>
/// 从配置文件初始化
/// </summary>
public static void InitializeFromConfig(IConfiguration configuration, string sectionName = "Logging")
{
lock (_lock)
{
_instance?.Dispose();
_instance = UniversalLogger.FromConfiguration(configuration, sectionName);
}
}
/// <summary>
/// 从JSON文件初始化
/// </summary>
public static void InitializeFromJsonFile(string configPath)
{
lock (_lock)
{
_instance?.Dispose();
_instance = UniversalLogger.FromJsonFile(configPath);
}
}
private static UniversalLogger Instance
{
get
{
if (_instance == null)
{
lock (_lock)
{
if (_instance == null)
{
_instance = new UniversalLogger();
}
}
}
return _instance;
}
}
public static void Verbose(string message, params object[] args) => Instance.LogVerbose(message, args);
public static void Verbose4Ctx(string message, [CallerMemberName] string callerMemberName = "",
[CallerFilePath] string filePath = "", [CallerLineNumber] int callerLineNumber = 0)
{
var str = GetLog(callerMemberName, Path.GetFileName(filePath), callerLineNumber, message);
Verbose(str);
}
public static void Debug(string message, params object[] args) => Instance.LogDebug(message, args);
public static void Debug4Ctx(string message, [CallerMemberName] string callerMemberName = "",
[CallerFilePath] string filePath = "", [CallerLineNumber] int callerLineNumber = 0)
{
var str = GetLog(callerMemberName, Path.GetFileName(filePath), callerLineNumber, message);
Debug(str);
}
public static void Information(string message, params object[] args) => Instance.LogInformation(message, args);
public static void Information4Ctx(string message, [CallerMemberName] string callerMemberName = "",
[CallerFilePath] string filePath = "", [CallerLineNumber] int callerLineNumber = 0)
{
var str = GetLog(callerMemberName, Path.GetFileName(filePath), callerLineNumber, message);
Information(str);
}
public static void Warning(string message, params object[] args) => Instance.LogWarning(message, args);
public static void Warning4Ctx(string message, [CallerMemberName] string callerMemberName = "",
[CallerFilePath] string filePath = "", [CallerLineNumber] int callerLineNumber = 0)
{
var str = GetLog(callerMemberName, Path.GetFileName(filePath), callerLineNumber, message);
Warning(str);
}
public static void Error(string message, params object[] args) => Instance.LogError(message, args);
public static void Error4Ctx(string message, [CallerMemberName] string callerMemberName = "",
[CallerFilePath] string filePath = "", [CallerLineNumber] int callerLineNumber = 0)
{
var str = GetLog(callerMemberName, Path.GetFileName(filePath), callerLineNumber, message);
Error(str);
}
public static void Error(Exception? exception, string message, [CallerMemberName] string callerMemberName = "",
[CallerFilePath] string filePath = "", [CallerLineNumber] int callerLineNumber = 0)
{
var str = GetLog(callerMemberName, Path.GetFileName(filePath), callerLineNumber, message);
Instance.LogError(exception, str);
}
public static void Fatal(string message, params object[] args) => Instance.LogFatal(message, args);
public static void Fatal4Ctx(string message, [CallerMemberName] string callerMemberName = "",
[CallerFilePath] string filePath = "", [CallerLineNumber] int callerLineNumber = 0)
{
var str = GetLog(callerMemberName, Path.GetFileName(filePath), callerLineNumber, message);
Fatal(str);
}
public static void Fatal(Exception? exception, string message, [CallerMemberName] string callerMemberName = "",
[CallerFilePath] string filePath = "", [CallerLineNumber] int callerLineNumber = 0)
{
var str = GetLog(callerMemberName, Path.GetFileName(filePath), callerLineNumber, message);
Instance.LogFatal(exception, str);
}
private static string GetLog(string callerMemberName, string getFileName, int callerLineNumber, string message)
{
return $"[{callerMemberName}] - {getFileName}:{callerLineNumber} :{message}";
}
public static void WithContext(LogEventLevel level, string message, Dictionary<string, object> context,
Exception? exception = null)
=> Instance.LogWithContext(level, message, context, exception);
public static async Task RunMaintenanceAsync() => await Instance.RunMaintenanceAsync();
}