"flutter run -d web-server --dds-port=PORT" doesn't start the dart development service on PORT #159157
Description
Steps to reproduce
flutter run -d web-server --web-hostname 0.0.0.0 --web-port 8081 --dds-port 8082 --no-web-resources-cdn- List open ports, e.g.
# lsof -i -P
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
dart:flut 82 root 9u IPv4 9928686 0t0 TCP *:8081 (LISTEN)
dart:flut 82 root 14u IPv4 9932385 0t0 TCP *:44911 (LISTEN)Expected results
Expect tcp service listening on 8082
Actual results
No service listening on 8082
Code sample
Code sample
Dockerfile:
FROM debian
ENV DEBIAN_FRONTEND=noninteractive
ENV FLUTTER_VERSION=3.24.3
ENV FLUTTER_HOME=/usr/local/flutter
RUN apt-get update
RUN apt-get install -y libxi6 libgtk-3-0 libxrender1 libxtst6 libxslt1.1 curl git wget unzip libgconf-2-4 gdb libstdc++6 libglu1-mesa fonts-droid-fallback lib32stdc++6-amd64-cross python3 inotify-tools fswatch tmux
# download Flutter SDK from Flutter Github repo
RUN git clone --depth 1 --branch ${FLUTTER_VERSION} https://github.com/flutter/flutter.git /usr/local/flutter
# Set flutter environment path
ENV PATH="${FLUTTER_HOME}/bin:${FLUTTER_HOME}/bin/cache/dart-sdk/bin:${PATH}"
RUN flutter precache --web
# Run flutter doctor
RUN flutter doctor
# Enable flutter web
# RUN flutter channel master
# RUN flutter upgrade
RUN flutter config --enable-webflutter run -d web-server --web-hostname 0.0.0.0 --web-port 8081 --dds-port 8082 --no-web-resources-cdnScreenshots or Video
No response
Logs
Logs
# lsof -i -P
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
dart:flut 82 root 9u IPv4 9928686 0t0 TCP *:8081 (LISTEN)
dart:flut 82 root 14u IPv4 9932385 0t0 TCP *:44911 (LISTEN)Flutter Doctor output
Doctor output
# flutter doctor -v
[!] Flutter (Channel [user-branch], 3.24.3, on Debian GNU/Linux 12 (bookworm) 6.6.26-linuxkit,
locale en_US)
! Flutter version 3.24.3 on channel [user-branch] at /usr/local/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/setup.
! Upstream repository unknown source is not a standard remote.
Set environment variable "FLUTTER_GIT_URL" to unknown source to dismiss this error.
• Framework revision 2663184aa7 (10 weeks ago), 2024-09-11 16:27:48 -0500
• Engine revision 36335019a8
• Dart version 3.5.3
• DevTools version 2.37.3
• If those were intentional, you can disregard the above warnings; however it is recommended to
use "git" directly to perform update checks and upgrades.
[✗] 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/to/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++ is required for Linux development.
It is likely available from your distribution (e.g.: apt install clang), or can be downloaded
from https://releases.llvm.org/
✗ CMake is required for Linux development.
It is likely available from your distribution (e.g.: apt install cmake), or can be downloaded
from https://cmake.org/download/
✗ ninja is required for Linux development.
It is likely available from your distribution (e.g.: apt install ninja-build), or can be
downloaded from https://github.com/ninja-build/ninja/releases
✗ pkg-config is required for Linux development.
It is likely available from your distribution (e.g.: apt install pkg-config), or can be
downloaded from https://www.freedesktop.org/wiki/Software/pkg-config/
[!] Android Studio (not installed)
• Android Studio not found; download from https://developer.android.com/studio/index.html
(or visit https://flutter.dev/to/linux-android-setup for detailed instructions).
[✓] Connected device (1 available)
• Linux (desktop) • linux • linux-arm64 • Debian GNU/Linux 12 (bookworm) 6.6.26-linuxkit
[✓] Network resources
• All expected network resources are available.
! Doctor found issues in 5 categoriesMetadata
Metadata
Assignees
Labels
Important issues not at the top of the work listFound to occur in 3.24Found to occur in 3.27The issue has been confirmed reproducible and is ready to work onWeb applications specificallyOwned by Flutter Tool teamAffects the "flutter" command-line tool. See also t: labels.Issues that have been deemed still valid as part of the Flutter Tools issue cleanup initiative.