cd ~
rm -rf rtl8852bu-20250826*
URL=https://github.com/morrownr/rtl8852bu-20250826/archive/refs/heads/main.tar.gz

echo "=== 下载（最多重试 10 次）==="
for i in 1 2 3 4 5 6 7 8 9 10; do
  echo "尝试 $i ..."
  curl -fL -C - --retry 5 --retry-delay 3 --retry-all-errors \
    --connect-timeout 15 --max-time 300 \
    -o rtl8852bu.tar.gz "$URL" && break
  sleep 2
done

ls -la rtl8852bu.tar.gz 2>&1

echo
echo "=== 验证文件 ==="
file rtl8852bu.tar.gz
tar tzf rtl8852bu.tar.gz 2>&1 | head -3 || { echo "❌ 文件不完整"; exit 1; }

echo
echo "=== 解压 + 安装 ==="
tar xzf rtl8852bu.tar.gz
cd rtl8852bu-20250826-main
sudo ./install-driver.sh NoPrompt 2>&1 | tee /tmp/rtl8852bu-install.log | tail -20
echo
tail -20 /tmp/rtl8852bu-install.log