86 lines
2.4 KiB
Go
86 lines
2.4 KiB
Go
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// Package moonlight handles launching the Moonlight client.
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// It locates the Moonlight executable and launches a stream session
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// to a specific host and app.
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package moonlight
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import (
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"fmt"
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"os/exec"
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"runtime"
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)
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// DefaultPaths are the well-known install locations per platform.
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var DefaultPaths = map[string][]string{
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"windows": {
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`C:\Program Files\Moonlight Game Streaming\Moonlight.exe`,
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`C:\Program Files (x86)\Moonlight Game Streaming\Moonlight.exe`,
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},
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"darwin": {
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"/Applications/Moonlight.app/Contents/MacOS/Moonlight",
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},
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"linux": {
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"/usr/bin/moonlight",
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"/usr/local/bin/moonlight",
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},
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}
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// Launcher knows how to start Moonlight.
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type Launcher struct {
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execPath string
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}
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// New creates a Launcher, auto-detecting the Moonlight binary.
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// Pass an empty string to use auto-detection.
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func New(overridePath string) (*Launcher, error) {
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if overridePath != "" {
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if path, err := exec.LookPath(overridePath); err == nil {
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return &Launcher{execPath: path}, nil
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}
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return nil, fmt.Errorf("moonlight not found at %q", overridePath)
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}
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// Try PATH first
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if path, err := exec.LookPath("moonlight"); err == nil {
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return &Launcher{execPath: path}, nil
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}
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// Try well-known locations
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for _, candidate := range DefaultPaths[runtime.GOOS] {
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if path, err := exec.LookPath(candidate); err == nil {
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return &Launcher{execPath: path}, nil
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}
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}
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// Return a launcher even if not found — we'll surface the error at connect time
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return &Launcher{}, nil
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}
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// ExecPath returns the resolved path to the Moonlight binary.
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func (l *Launcher) ExecPath() string {
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return l.execPath
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}
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// Stream launches a Moonlight stream to the given host + app.
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// app is typically "Desktop" for a full desktop stream.
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func (l *Launcher) Stream(hostIP, app string) error {
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if l.execPath == "" {
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return fmt.Errorf("Moonlight executable not found — please install Moonlight or set MOONLIGHT_PATH")
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}
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// moonlight stream <host> <app>
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cmd := exec.Command(l.execPath, "stream", hostIP, app)
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cmd.Stdout = nil
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cmd.Stderr = nil
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return cmd.Start() // non-blocking — let Moonlight own its window
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}
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// Pair runs the Moonlight pairing flow for a host.
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func (l *Launcher) Pair(hostIP string) error {
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if l.execPath == "" {
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return fmt.Errorf("Moonlight executable not found")
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}
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cmd := exec.Command(l.execPath, "pair", hostIP)
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cmd.Stdout = nil
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cmd.Stderr = nil
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return cmd.Start()
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}
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