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package drop
import (
"os/user"
"strconv"
"github.com/sid77/drop/syscall"
)
func DropPrivileges(runAsUser string) (err error) {
usr, err := user.Lookup(runAsUser)
if err != nil {
return err
}
gid, err := strconv.Atoi(usr.Gid)
if err != nil {
return err
}
uid, err := strconv.Atoi(usr.Uid)
if err != nil {
return err
}
if err = syscall.Setgid(gid); err != nil {
return err
}
if err = syscall.Setuid(uid); err != nil {
return err
}
return nil
}
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