77 lines
1.4 KiB
Go
77 lines
1.4 KiB
Go
package tray
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import (
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"log"
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"os"
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"os/exec"
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"path/filepath"
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"runtime"
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"sync"
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)
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var (
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panelMu sync.Mutex
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panelProc *os.Process
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)
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// launchPanel starts the syncwarden-panel subprocess if not already running.
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func launchPanel(baseURL string) {
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panelMu.Lock()
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defer panelMu.Unlock()
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// Check if already running
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if panelProc != nil {
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// Check if process is still alive
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if err := panelProc.Signal(os.Signal(nil)); err == nil {
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log.Println("panel already running")
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return
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}
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panelProc = nil
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}
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panelBin := panelBinaryPath()
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if panelBin == "" {
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log.Println("syncwarden-panel binary not found")
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return
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}
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cmd := exec.Command(panelBin, "-addr", baseURL)
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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if err := cmd.Start(); err != nil {
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log.Printf("failed to start panel: %v", err)
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return
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}
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panelProc = cmd.Process
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log.Printf("panel started (pid %d)", cmd.Process.Pid)
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// Wait for process to exit in background
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go func() {
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_ = cmd.Wait()
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panelMu.Lock()
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panelProc = nil
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panelMu.Unlock()
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log.Println("panel exited")
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}()
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}
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// panelBinaryPath finds the syncwarden-panel binary next to the main binary.
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func panelBinaryPath() string {
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exe, err := os.Executable()
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if err != nil {
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return ""
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}
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dir := filepath.Dir(exe)
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name := "syncwarden-panel"
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if runtime.GOOS == "windows" {
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name = "syncwarden-panel.exe"
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}
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p := filepath.Join(dir, name)
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if _, err := os.Stat(p); err == nil {
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return p
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}
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return ""
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}
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