/
logger.go
49 lines (41 loc) · 1.47 KB
/
logger.go
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// The logging package provides functions for logging
package logging
import (
"os"
"path/filepath"
"github.com/gookit/slog"
"github.com/gookit/slog/handler"
"github.com/stg-tud/bp2022_netlab/internal/folderstructure"
)
// The name of the log file to write
const FileName = "netlab.log"
// Init initializes the Logger for use
func Init(debugLogging bool) {
logLevels := slog.DangerLevels
minLevel := slog.WarnLevel
if debugLogging {
logLevels = append(logLevels, slog.InfoLevel, slog.NoticeLevel, slog.DebugLevel)
minLevel = slog.DebugLevel
}
consoleFormatter := slog.NewTextFormatter()
consoleFormatter.EnableColor = true
consoleFormatter.SetTemplate("[{{level}}] ({{caller}}) {{message}} {{data}} {{extra}}\n")
consoleHandler := handler.NewConsoleHandler(logLevels)
consoleHandler.SetFormatter(consoleFormatter)
fileFormatter := slog.NewTextFormatter()
fileFormatter.EnableColor = false
fileFormatter.TimeFormat = "2006-01-02T15:04:05.000"
fileFormatter.SetTemplate("{{datetime}} ({{caller}}) [{{level}}] {{message}} {{data}} {{extra}}\n")
err := os.MkdirAll(folderstructure.OutputFolderName, 0755)
if err != nil {
panic(err)
}
fileStream, err := os.OpenFile(filepath.Join(folderstructure.OutputFolderName, FileName), os.O_CREATE|os.O_APPEND|os.O_WRONLY, 0644)
if err != nil {
panic(err)
}
fileHandler := handler.NewSimple(fileStream, minLevel)
fileHandler.SetFormatter(fileFormatter)
slog.Std().ResetHandlers()
slog.AddHandlers(fileHandler, consoleHandler)
}