package app import ( "errors" "fmt" "git.ophivana.moe/cat/fortify/internal/final" "io/fs" "os" "path" "git.ophivana.moe/cat/fortify/internal/acl" "git.ophivana.moe/cat/fortify/internal/state" "git.ophivana.moe/cat/fortify/internal/util" "git.ophivana.moe/cat/fortify/internal/verbose" ) func (a *App) SharePulse() { a.setEnablement(state.EnablePulse) // ensure PulseAudio directory ACL (e.g. `/run/user/%d/pulse`) pulse := path.Join(a.runtimePath, "pulse") pulseS := path.Join(pulse, "native") if s, err := os.Stat(pulse); err != nil { if !errors.Is(err, fs.ErrNotExist) { final.Fatal("Error accessing PulseAudio directory:", err) } final.Fatal(fmt.Sprintf("PulseAudio dir '%s' not found", pulse)) } else { // add environment variable for new process a.AppendEnv(util.PulseServer, "unix:"+pulseS) if err = acl.UpdatePerm(pulse, a.UID(), acl.Execute); err != nil { final.Fatal("Error preparing PulseAudio:", err) } else { final.RegisterRevertPath(pulse) } // ensure PulseAudio socket permission (e.g. `/run/user/%d/pulse/native`) if s, err = os.Stat(pulseS); err != nil { if errors.Is(err, fs.ErrNotExist) { final.Fatal("PulseAudio directory found but socket does not exist") } final.Fatal("Error accessing PulseAudio socket:", err) } else { if m := s.Mode(); m&0o006 != 0o006 { final.Fatal(fmt.Sprintf("Unexpected permissions on '%s':", pulseS), m) } } // Publish current user's pulse-cookie for target user pulseCookieSource := util.DiscoverPulseCookie() pulseCookieFinal := path.Join(a.sharePath, "pulse-cookie") a.AppendEnv(util.PulseCookie, pulseCookieFinal) verbose.Printf("Publishing PulseAudio cookie '%s' to '%s'\n", pulseCookieSource, pulseCookieFinal) if err = util.CopyFile(pulseCookieFinal, pulseCookieSource); err != nil { final.Fatal("Error copying PulseAudio cookie:", err) } if err = acl.UpdatePerm(pulseCookieFinal, a.UID(), acl.Read); err != nil { final.Fatal("Error publishing PulseAudio cookie:", err) } else { final.RegisterRevertPath(pulseCookieFinal) } verbose.Printf("PulseAudio dir '%s' configured\n", pulse) } }