forked from linuxdeepin/dde-daemon
/
common.go
62 lines (52 loc) · 1.11 KB
/
common.go
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package common
import (
"errors"
"fmt"
"time"
"github.com/godbus/dbus"
ofdbus "github.com/linuxdeepin/go-dbus-factory/org.freedesktop.dbus"
)
func ActivateSysDaemonService(serviceName string) error {
sysBus, err := dbus.SystemBus()
if err != nil {
return err
}
sysBusObj := ofdbus.NewDBus(sysBus)
const (
interval = 100 * time.Millisecond
max = 50
startErrMax = 10
)
startErrCount := 0
for i := 0; i < max; i++ {
if startErrCount > startErrMax {
break
}
has, err := sysBusObj.NameHasOwner(0, serviceName)
if err != nil {
return err
}
if has {
//fmt.Println("service activated", serviceName)
return nil
}
has, err = sysBusObj.NameHasOwner(0, "com.deepin.daemon.Daemon")
if err != nil {
return err
}
if !has {
// dde-system-daemon is not running yet
//fmt.Println("call start service", serviceName)
_, err = sysBusObj.StartServiceByName(0, serviceName, 0)
if err != nil {
startErrCount++
fmt.Println(err)
} else {
continue
}
}
time.Sleep(interval)
//fmt.Println("sleep")
}
return errors.New("reach max number of retires")
}