51 lines
1.4 KiB
Go
51 lines
1.4 KiB
Go
// Package ui contains the Fyne desktop GUI. It runs as the user,
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// manages profiles and credentials (SQLite + Keychain), and controls
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// the privileged daemon over IPC.
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package ui
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import (
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"fmt"
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"os"
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"os/exec"
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"time"
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"lmvpn/internal/ipc"
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"lmvpn/internal/log"
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"lmvpn/internal/paths"
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)
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// ensureDaemon checks if the daemon is running and launches it (as
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// root via osascript) if not. It blocks until the daemon is reachable
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// or times out.
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func ensureDaemon() (*ipc.Client, error) {
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// Fast path: daemon already running.
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if c, err := ipc.Dial(); err == nil {
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return c, nil
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}
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exe, err := os.Executable()
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if err != nil {
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return nil, fmt.Errorf("resolve executable: %w", err)
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}
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// Launch daemon as root via osascript administrator prompt.
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script := fmt.Sprintf(
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`do shell script "nohup %s daemon > /dev/null 2>&1 &" with administrator privileges`,
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exe)
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cmd := exec.Command("osascript", "-e", script)
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if out, err := cmd.CombinedOutput(); err != nil {
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return nil, fmt.Errorf("launch daemon: %w (%s)", err, string(out))
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}
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log.L().Info("daemon launched via osascript")
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// Wait for the daemon to become reachable.
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for i := 0; i < 20; i++ {
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time.Sleep(250 * time.Millisecond)
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if c, err := ipc.Dial(); err == nil {
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log.L().Info("daemon connected", "socket", paths.IPCSocketPath())
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return c, nil
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}
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}
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return nil, fmt.Errorf("daemon did not become reachable")
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}
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