HellPot/config/logger.go

56 lines
1.5 KiB
Go

package config
import (
"os"
"strings"
"time"
"github.com/rs/zerolog"
)
var (
// CurrentLogFile is used for accessing the location of the currently used log file across packages.
CurrentLogFile string
logFile *os.File
logDir string
logger zerolog.Logger
)
// StartLogger instantiates an instance of our zerolog loggger so we can hook it in our main package.
// While this does return a logger, it should not be used for additional retrievals of the logger. Use GetLogger()
func StartLogger() zerolog.Logger {
logDir = snek.GetString("logger.directory")
if !strings.HasSuffix(logDir, "/") {
logDir += "/"
}
if err := os.MkdirAll(logDir, os.ModePerm); err != nil {
println("cannot create log directory: " + logDir + "(" + err.Error() + ")")
os.Exit(1)
}
logFileName := "HellPot"
if snek.GetBool("logger.use_date_filename") {
tn := strings.ReplaceAll(time.Now().Format(time.RFC822), " ", "_")
tn = strings.ReplaceAll(logFileName, ":", "-")
logFileName = logFileName + "_" + tn
}
CurrentLogFile = logDir + logFileName + ".log"
if logFile, err = os.OpenFile(CurrentLogFile, os.O_RDWR|os.O_CREATE|os.O_APPEND, 0o666); err != nil {
println("cannot create log file: " + err.Error())
os.Exit(1)
}
multi := zerolog.MultiLevelWriter(zerolog.ConsoleWriter{NoColor: NoColor, Out: os.Stdout}, logFile)
logger = zerolog.New(multi).With().Timestamp().Logger()
return logger
}
// GetLogger retrieves our global logger object
func GetLogger() *zerolog.Logger {
// future logic here
return &logger
}