fix: 隐藏后台命令窗口 (#33)

internal/downloader/downloader.go

@@ -14,8 +14,11 @@ import (
 	"sort"
 	"strconv"
 	"strings"
+	"syscall"
 	"time"
 	"unicode"
+
+	"golang.org/x/sys/windows"
 )
 
 const downloadTimeout = 180 * time.Second
@@ -215,6 +218,7 @@ func runFFProbe(ctx context.Context, path string) (ProbeResult, error) {
 	command := exec.CommandContext(ctx, ffprobe,
 		"-v", "error", "-select_streams", "v:0",
 		"-show_entries", "format=duration,size,format_name:stream=width,height", "-of", "json", path)
+	command.SysProcAttr = &syscall.SysProcAttr{HideWindow: true, CreationFlags: windows.CREATE_NO_WINDOW}
 	output, err := command.Output()
 	if err != nil {
 		return ProbeResult{}, fmt.Errorf("ffprobe 执行失败：%w", err)

internal/taobao/chrome.go

@@ -13,9 +13,11 @@ import (
 	"path/filepath"
 	"strconv"
 	"strings"
+	"syscall"
 	"time"
 
 	"cmsp/internal/config"
+	"golang.org/x/sys/windows"
 )
 
 const browserStateName = "浏览器运行状态.json"
@@ -280,7 +282,7 @@ func processExists(pid int) bool {
 	if pid <= 0 {
 		return false
 	}
-	output, err := exec.Command("tasklist", "/FI", fmt.Sprintf("PID eq %d", pid), "/FO", "CSV", "/NH").Output()
+	output, err := hiddenCommand("tasklist", "/FI", fmt.Sprintf("PID eq %d", pid), "/FO", "CSV", "/NH").Output()
 	if err != nil {
 		return false
 	}
@@ -303,7 +305,7 @@ func processCommandLine(pid int) (string, error) {
 		`$c=(Get-CimInstance Win32_Process -Filter "ProcessId=%d").CommandLine; `+
 			`if ($null -eq $c) { '' } else { `+
 			`[Convert]::ToBase64String([System.Text.Encoding]::UTF8.GetBytes($c)) }`, pid)
-	output, err := exec.Command("powershell", "-NoProfile", "-Command", command).Output()
+	output, err := hiddenCommand("powershell", "-NoProfile", "-Command", command).Output()
 	if err != nil {
 		return "", fmt.Errorf("读取 PID %d 的命令行失败：%w", pid, err)
 	}
@@ -323,7 +325,7 @@ func processCommandLine(pid int) (string, error) {
 }
 
 func killProcessTree(pid int) error {
-	output, err := exec.Command("taskkill", "/PID", strconv.Itoa(pid), "/T", "/F").CombinedOutput()
+	output, err := hiddenCommand("taskkill", "/PID", strconv.Itoa(pid), "/T", "/F").CombinedOutput()
 	if err != nil {
 		message := strings.TrimSpace(string(output))
 		if message == "" {
@@ -333,3 +335,9 @@ func killProcessTree(pid int) error {
 	}
 	return nil
 }
+
+func hiddenCommand(name string, args ...string) *exec.Cmd {
+	cmd := exec.Command(name, args...)
+	cmd.SysProcAttr = &syscall.SysProcAttr{HideWindow: true, CreationFlags: windows.CREATE_NO_WINDOW}
+	return cmd
+}