fortify/internal/app/wayland.go

37 lines
985 B
Go
Raw Normal View History

package app
import (
"fmt"
"os"
"path"
"git.ophivana.moe/cat/fortify/acl"
"git.ophivana.moe/cat/fortify/internal/final"
"git.ophivana.moe/cat/fortify/internal/state"
"git.ophivana.moe/cat/fortify/internal/verbose"
)
const (
// https://manpages.debian.org/experimental/libwayland-doc/wl_display_connect.3.en.html
waylandDisplay = "WAYLAND_DISPLAY"
)
func (a *App) ShareWayland() {
a.setEnablement(state.EnableWayland)
// ensure Wayland socket ACL (e.g. `/run/user/%d/wayland-%d`)
if w, ok := os.LookupEnv(waylandDisplay); !ok {
final.Fatal("Wayland: WAYLAND_DISPLAY not set")
} else {
// add environment variable for new process
wp := path.Join(a.runtimePath, w)
a.AppendEnv(waylandDisplay, wp)
if err := acl.UpdatePerm(wp, a.UID(), acl.Read, acl.Write, acl.Execute); err != nil {
final.Fatal(fmt.Sprintf("Error preparing Wayland '%s':", w), err)
} else {
final.RegisterRevertPath(wp)
}
verbose.Printf("Wayland socket '%s' configured\n", w)
}
}