rclone/fs/log/systemd_unix.go
2021-09-09 20:43:59 +03:00

51 lines
1.3 KiB
Go

// Systemd interface for Unix variants only
//go:build !windows && !nacl && !plan9
// +build !windows,!nacl,!plan9
package log
import (
"fmt"
"log"
"strings"
sysdjournald "github.com/iguanesolutions/go-systemd/v5/journald"
"github.com/rclone/rclone/fs"
)
// Enables systemd logs if configured or if auto detected
func startSystemdLog() bool {
flagsStr := "," + Opt.Format + ","
var flags int
if strings.Contains(flagsStr, ",longfile,") {
flags |= log.Llongfile
}
if strings.Contains(flagsStr, ",shortfile,") {
flags |= log.Lshortfile
}
log.SetFlags(flags)
fs.LogPrint = func(level fs.LogLevel, text string) {
text = fmt.Sprintf("%s%-6s: %s", systemdLogPrefix(level), level, text)
_ = log.Output(4, text)
}
return true
}
var logLevelToSystemdPrefix = []string{
fs.LogLevelEmergency: sysdjournald.EmergPrefix,
fs.LogLevelAlert: sysdjournald.AlertPrefix,
fs.LogLevelCritical: sysdjournald.CritPrefix,
fs.LogLevelError: sysdjournald.ErrPrefix,
fs.LogLevelWarning: sysdjournald.WarningPrefix,
fs.LogLevelNotice: sysdjournald.NoticePrefix,
fs.LogLevelInfo: sysdjournald.InfoPrefix,
fs.LogLevelDebug: sysdjournald.DebugPrefix,
}
func systemdLogPrefix(l fs.LogLevel) string {
if l >= fs.LogLevel(len(logLevelToSystemdPrefix)) {
return ""
}
return logLevelToSystemdPrefix[l]
}