35cc1cab34
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Creates a dedicated flutter user and switches to it as the default. Resolves Docker Scout compliance check for non-root default user. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
79 lines
2.5 KiB
Docker
79 lines
2.5 KiB
Docker
FROM debian:bookworm-slim
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ARG FLUTTER_VERSION=3.38.9
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ARG ANDROID_SDK_TOOLS_VERSION=11076708
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ARG ANDROID_COMPILE_SDK=35
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ARG ANDROID_BUILD_TOOLS=35.0.1
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LABEL org.opencontainers.image.title="flutter-sdk"
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LABEL org.opencontainers.image.description="Flutter SDK for Android CI builds"
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LABEL org.opencontainers.image.version="${FLUTTER_VERSION}"
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# Install dependencies for Flutter + Android SDK
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RUN apt-get update && apt-get install -y --no-install-recommends \
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curl \
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git \
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unzip \
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xz-utils \
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ca-certificates \
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openjdk-17-jdk-headless \
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&& rm -rf /var/lib/apt/lists/*
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# Android SDK
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ENV ANDROID_HOME=/opt/android-sdk
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ENV PATH="${ANDROID_HOME}/cmdline-tools/latest/bin:${ANDROID_HOME}/platform-tools:${PATH}"
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RUN mkdir -p "${ANDROID_HOME}/cmdline-tools" && \
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curl -fsSL "https://dl.google.com/android/repository/commandlinetools-linux-${ANDROID_SDK_TOOLS_VERSION}_latest.zip" \
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-o /tmp/cmdline-tools.zip && \
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unzip -q /tmp/cmdline-tools.zip -d /tmp/cmdline-tools && \
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mv /tmp/cmdline-tools/cmdline-tools "${ANDROID_HOME}/cmdline-tools/latest" && \
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rm -rf /tmp/cmdline-tools.zip /tmp/cmdline-tools
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# Accept licenses and install SDK components
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RUN yes | sdkmanager --licenses > /dev/null 2>&1 && \
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sdkmanager --install \
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"platform-tools" \
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"platforms;android-${ANDROID_COMPILE_SDK}" \
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"build-tools;${ANDROID_BUILD_TOOLS}"
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# Flutter SDK
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ENV FLUTTER_HOME=/opt/flutter
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ENV PATH="${FLUTTER_HOME}/bin:${FLUTTER_HOME}/bin/cache/dart-sdk/bin:${PATH}"
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RUN curl -fsSL "https://storage.googleapis.com/flutter_infra_release/releases/stable/linux/flutter_linux_${FLUTTER_VERSION}-stable.tar.xz" \
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-o /tmp/flutter.tar.xz && \
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tar xf /tmp/flutter.tar.xz -C /opt && \
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rm /tmp/flutter.tar.xz
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RUN git config --global --add safe.directory "${FLUTTER_HOME}"
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# Configure for Android-only
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RUN flutter config --enable-android \
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--no-enable-web \
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--no-enable-ios \
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--no-enable-linux-desktop \
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--no-enable-macos-desktop \
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--no-enable-windows-desktop \
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--android-sdk "${ANDROID_HOME}"
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# Precache only Android artifacts
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RUN flutter precache --android \
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--no-web \
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--no-ios \
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--no-linux \
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--no-macos \
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--no-windows \
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--no-fuchsia \
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--no-universal
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RUN flutter doctor -v
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# Create non-root user for CI builds
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RUN groupadd -r flutter && useradd -r -g flutter -m -d /home/flutter flutter && \
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chown -R flutter:flutter "${FLUTTER_HOME}" "${ANDROID_HOME}" /home/flutter
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WORKDIR /app
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RUN chown flutter:flutter /app
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USER flutter
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