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