Files
gluetun/internal/configuration/system.go
2021-07-23 02:34:15 +00:00

56 lines
1.5 KiB
Go

package configuration
import (
"fmt"
"strconv"
"strings"
"github.com/qdm12/golibs/params"
)
// System contains settings to configure system related elements.
type System struct {
PUID int
PGID int
Timezone string
}
func (settings *System) String() string {
return strings.Join(settings.lines(), "\n")
}
func (settings *System) lines() (lines []string) {
lines = append(lines, lastIndent+"System:")
lines = append(lines, indent+lastIndent+"Process user ID: "+strconv.Itoa(settings.PUID))
lines = append(lines, indent+lastIndent+"Process group ID: "+strconv.Itoa(settings.PGID))
if len(settings.Timezone) > 0 {
lines = append(lines, indent+lastIndent+"Timezone: "+settings.Timezone)
} else {
lines = append(lines, indent+lastIndent+"Timezone: NOT SET ⚠️ - it can cause time related issues")
}
return lines
}
func (settings *System) read(r reader) (err error) {
const maxID = 65535
settings.PUID, err = r.env.IntRange("PUID", 0, maxID, params.Default("1000"),
params.RetroKeys([]string{"UID"}, r.onRetroActive))
if err != nil {
return fmt.Errorf("environment variable PUID (or UID): %w", err)
}
settings.PGID, err = r.env.IntRange("PGID", 0, maxID, params.Default("1000"),
params.RetroKeys([]string{"GID"}, r.onRetroActive))
if err != nil {
return fmt.Errorf("environment variable PGID (or GID): %w", err)
}
settings.Timezone, err = r.env.Get("TZ")
if err != nil {
return fmt.Errorf("environment variable TZ: %w", err)
}
return nil
}