Debian 10 ARM64嵌入式设备Flutter-elinux Demo运行受阻求助

设备及环境详情 #

$ lsb_release -a
No LSB modules are available.
Distributor ID: Debian
Description:    Debian GNU/Linux 10 (buster)
Release:        10
Codename:       buster
$ uname -a
Linux linaro-alip 4.19.193 #2 SMP Tue Jul 5 10:08:34 UTC 2022 aarch64 GNU/Linux

问题现状 #

使用flutter-elinux create demo成功创建项目，但执行flutter-elinux run -d elinux或flutter-elinux build elinux --target-arch=arm64时，均卡在**"Downloading elinux-common tools..."**步骤。flutter-elinux doctor -v检测结果如下：

sample_elinux$ ls
README.md  analysis_options.yaml  android  elinux  ios  lib  linux  macos  pubspec.lock  pubspec.yaml  sample_elinux.iml  test  web  windows

$ flutter-elinux doctor -v
Flutter 3.10.5 • channel unknown • unknown source
Framework • revision 796c8ef792 (4 weeks ago) • 2023-06-13 15:51:02 -0700
Engine • revision 45f6e00911
Tools • Dart 3.0.5 • DevTools 2.23.1
Flutter assets will be downloaded from https://storage.flutter-io.cn. Make sure you trust this source!
[!] Flutter (Channel unknown, 3.10.5, on Debian GNU/Linux 10 (buster) 4.19.193, locale C.UTF-8)
    ! Flutter version 3.10.5 on channel unknown at /media/linaro/ef0e9ea8-873f-4819-bc21-6790e2ddc7b7/env/flutter-elinux/flutter
      Currently on an unknown channel. Run `flutter channel` to switch to an official channel.
      If that doesn't fix the issue, reinstall Flutter by following instructions at https://flutter.dev/docs/get-started/install.
    ! The flutter binary is not on your path. Consider adding /media/linaro/ef0e9ea8-873f-4819-bc21-6790e2ddc7b7/env/flutter-elinux/flutter/bin to your path.
    ! The dart binary is not on your path. Consider adding /media/linaro/ef0e9ea8-873f-4819-bc21-6790e2ddc7b7/env/flutter-elinux/flutter/bin to your path.
    ! Unknown upstream repository.
      Reinstall Flutter by following instructions at https://flutter.dev/docs/get-started/install.
    • Framework revision 796c8ef792 (4 weeks ago), 2023-06-13 15:51:02 -0700
    • Engine revision 45f6e00911
    • Dart version 3.0.5
    • DevTools version 2.23.1
    • Pub download mirror https://pub.flutter-io.cn
    • Flutter download mirror https://storage.flutter-io.cn
    • If those were intentional, you can disregard the above warnings; however it is recommended to use "git" directly to perform update checks and upgrades.

[✓] eLinux toolchain - develop for embedded Linux devices
    • clang version 7.0.1-8+deb10u2 (tags/RELEASE_701/final)
    • cmake version 3.13.4
    • pkg-config version 0.29
[✗] Android toolchain - develop for Android devices
    ✗ Unable to locate Android SDK.
      Install Android Studio from: https://developer.android.com/studio/index.html
      On first launch it will assist you in installing the Android SDK components.
      (or visit https://flutter.dev/docs/get-started/install/linux#android-setup for detailed instructions).
      If the Android SDK has been installed to a custom location, please use
      `flutter config --android-sdk` to update to that location.

[✗] Chrome - develop for the web (Cannot find Chrome executable at google-chrome)
    ! Cannot find Chrome. Try setting CHROME_EXECUTABLE to a Chrome executable.

[✓] Linux toolchain - develop for Linux desktop
    • clang version 7.0.1-8+deb10u2 (tags/RELEASE_701/final)
    • cmake version 3.13.4
    • ninja version 1.8.2
    • pkg-config version 0.29

[!] Android Studio (not installed)
    • Android Studio not found; download from https://developer.android.com/studio/index.html
      (or visit https://flutter.dev/docs/get-started/install/linux#android-setup for detailed instructions).

[✓] Connected device (3 available)
    • Linux (desktop)  • linux          • linux-arm64    • Debian GNU/Linux 10 (buster) 4.19.193
    • eLinux (desktop) • elinux-wayland • flutter-tester • Debian GNU/Linux 10 (buster) 4.19.193
    • eLinux (desktop) • elinux-x11     • flutter-tester • Debian GNU/Linux 10 (buster) 4.19.193

解决建议 #

1. 修复环境PATH
   将flutter-elinux的bin目录加入系统PATH，避免路径问题导致的下载异常：

   echo 'export PATH="/media/linaro/ef0e9ea8-873f-4819-bc21-6790e2ddc7b7/env/flutter-elinux/flutter/bin:$PATH"' >> ~/.bashrc
   source ~/.bashrc
   

2. 手动下载elinux-common工具
   自动下载卡住通常是网络或源的问题，可手动获取对应版本的工具包：

   • 查看flutter-elinux的日志文件（一般在~/.flutter-elinux/logs/）找到下载链接
   • 下载后解压到~/.flutter-elinux/elinux-common/目录下，确保目录结构与自动下载一致

3. 补充嵌入式依赖库
   安装Debian 10 ARM64下运行Flutter eLinux所需的基础依赖：

   sudo apt-get update && sudo apt-get install -y libgtk-3-dev libglib2.0-dev libgstreamer1.0-dev libgstreamer-plugins-base1.0-dev
   

4. 指定运行后端
   尝试明确指定Wayland或X11后端运行，避免默认设备的兼容性问题：

   # 使用X11后端
   flutter-elinux run -d elinux-x11
   # 使用Wayland后端
   flutter-elinux run -d elinux-wayland
   

内容的提问来源于stack exchange，提问作者zzy