public static LogsOptions Create(IConfiguration config, string appName)
{
LogsOptions options;
try
{
options = config.Bind <LogsOptions>("logs");
}
catch (Exception)
{
// in case there's no configuration section "logs"
#if DEBUG
if (Debugger.IsAttached)
{
// ... turn off publishing to elasticsearch and increase default log level
options = CreateForLocalDevelopment();
}
else
{
// ... target default (production)
options = new LogsOptions();
}
#else
// ... target default (production)
options = new LogsOptions();
#endif
}
options.LogsDir = NormalizeDir(options.LogsDir, appName);
return(options);
}
public static (ILoggerFactory, ILogger) Create(LogsOptions opts, AppInfo appInfo)
{
var builder = new LoggerConfiguration()
.MinimumLevel.Debug()
.Enrich.WithDemystifiedStackTraces();
if (opts.FileEnabled || opts.ElasticEnabled)
{
builder
.Enrich.FromLogContext()
.Enrich.WithProperty("App", appInfo.Name)
.Enrich.WithProperty("Env", appInfo.Env)
.Enrich.WithProperty("Host", appInfo.Host)
.Enrich.WithProperty("AppVer", appInfo.Version)
.Enrich.WithThreadId();
}
if (opts.Exclude?.Length > 0)
{
foreach (var expression in opts.Exclude)
{
builder.Filter.ByExcluding(expression);
}
}
if (opts.FileEnabled)
{
if (!Directory.Exists(opts.LogsDir))
{
Directory.CreateDirectory(opts.LogsDir);
}
builder.WriteTo.Async(
x => x.RollingFile(
pathFormat: $"{opts.LogsDir}\\{{Date}}.log",
fileSizeLimitBytes: 104857600, // 100MB
retainedFileCountLimit: 310,
restrictedToMinimumLevel: LogEventLevel.Debug,
outputTemplate: FileTemplate),
bufferSize: 3000,
blockWhenFull: false);
}
if (opts.ConsoleEnabled)
{
builder.WriteTo.Console(
restrictedToMinimumLevel: opts.MinimumLogEventLevel,
theme: AnsiConsoleTheme.Code);
}
if (opts.ElasticEnabled)
{
var esOpts = new ElasticsearchSinkOptions(opts.BaseUri)
{
MinimumLogEventLevel = opts.MinimumLogEventLevel,
AutoRegisterTemplate = true,
AutoRegisterTemplateVersion = AutoRegisterTemplateVersion.ESv6,
IndexFormat = opts.IndexFormat,
};
builder.WriteTo.Elasticsearch(esOpts);
}
Log.Logger = builder.CreateLogger();
var loggerFactory = new LoggerFactory().AddSerilog(dispose: true);
return(loggerFactory, Log.Logger);
}