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log rotation with lumberjack

This commit is contained in:
andrzej 2024-11-05 22:16:48 +01:00
parent 1aad6429ae
commit 6df7facc6c
3 changed files with 16 additions and 17 deletions
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1
go.mod
View File

@ -23,6 +23,7 @@ require (
)
require (
github.com/natefinch/lumberjack v2.0.0+incompatible
github.com/swaywm/swaybg v1.2.1 // indirect
github.com/xyproto/wallutils v0.0.0-20241029150533-f105e9c53323
)

4
go.sum
View File

@ -13,6 +13,10 @@ github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovk
github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
github.com/natefinch/lumberjack v2.0.0+incompatible h1:4QJd3OLAMgj7ph+yZTuX13Ld4UpgHp07nNdFX7mqFfM=
github.com/natefinch/lumberjack v2.0.0+incompatible/go.mod h1:Wi9p2TTF5DG5oU+6YfsmYQpsTIOm0B1VNzQg9Mw6nPk=
github.com/natefinch/lumberjack/v3 v3.0.0-alpha h1:HZ2AJF20D1lo9S0F/rpgkFbPGam5dgR3X0KUtZA5mlY=
github.com/natefinch/lumberjack/v3 v3.0.0-alpha/go.mod h1:rPTlHhMjhrvPAhqKh0FC57E0pXZoanrXgMDj4yv5wcM=
github.com/stretchr/powerwalk v0.0.0-20151124150408-bceb9d014549 h1:zjTKDjwZy1IVyLos+s70iYMwL/ZVojUbIDX5kghHa1Q=
github.com/stretchr/powerwalk v0.0.0-20151124150408-bceb9d014549/go.mod h1:RhJzAYfVBD/ULOCeUUaTn0CHDRQBYHjDY7yYpSt6+4M=
github.com/swaywm/swaybg v1.2.1 h1:TvQYiifR9JW4dANxxb7HMbEaZdGnZ4CWynevENocIWU=

28
main.go
View File

@ -2,6 +2,7 @@ package main
import (
"flag"
"github.com/natefinch/lumberjack"
"log"
"os"
"os/exec"
@ -53,15 +54,6 @@ func main() {
waitGroup.Wait()
}
func openLogfile() (*os.File, error) {
//TODO: log rotation
f, err := os.OpenFile(config.Cache+"logfile", os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666)
if err != nil {
return nil, err
}
return f, nil
}
func cleanExit(code int) {
if code == 1 {
log.Println("shutting down gracefully after errors")
@ -133,15 +125,17 @@ func setupLogging(debug bool) {
clog.Printf("debug: %v", debug)
//SETUP LOGGERS
if debug {
logfile, err := openLogfile()
if err != nil {
elog.Println("failed to load config", err)
os.Exit(1)
logfile := config.Cache + "logfile"
clog.Printf("Logging to %v", logfile)
output := &lumberjack.Logger{
Filename: logfile,
MaxSize: 1, // megabytes after which new file is created
MaxBackups: 3, // number of backups
MaxAge: 28, //days
}
clog.Printf("Logging to %v", logfile.Name())
log.SetOutput(logfile)
clog.SetOutput(logfile)
elog.SetOutput(logfile)
log.SetOutput(output)
clog.SetOutput(output)
elog.SetOutput(output)
}
elog.SetFlags(log.LstdFlags | log.Lshortfile)
log.SetFlags(log.LstdFlags)