qtweb/Dockerfile at main · knockshore/qtweb · GitHub

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# QtWeb Internet Browser - Docker build image
# Builds a static Linux x86_64 binary of QtWeb using Qt 4.8.5 + bundled WebKit.
#
# Usage (via the wrapper script):
#   ./docker-build.sh [--jobs N] [--no-cache] [--output ./output]
#
# Manual usage:
#   docker build -t qtweb-builder .
#   docker run --rm -v "$(pwd)/output:/output" qtweb-builder
#
# The compiled binary will be placed in ./output/QtWeb

FROM ubuntu:18.04

LABEL description="QtWeb Internet Browser build environment"
LABEL qt_version="4.8.5"

# ---------------------------------------------------------------------------
# Build-time arguments
# ---------------------------------------------------------------------------
# Number of parallel compile jobs; override with --build-arg COMPILE_JOBS=N
ARG COMPILE_JOBS=4

# ---------------------------------------------------------------------------
# System packages
# ---------------------------------------------------------------------------
ENV DEBIAN_FRONTEND=noninteractive

RUN apt-get update && apt-get install -y --no-install-recommends \
    # Build essentials
    build-essential \
    g++ \
    make \
    perl \
    patch \
    ca-certificates \
    # Download tools
    wget \
    curl \
    # Qt 4 / X11 / GUI dependencies
    libx11-dev \
    libxext-dev \
    libxrender-dev \
    libxrandr-dev \
    libxfixes-dev \
    libxi-dev \
    libxcursor-dev \
    libxinerama-dev \
    libfreetype6-dev \
    libfontconfig1-dev \
    libglib2.0-dev \
    libgtk2.0-dev \
    libssl1.0-dev \
    zlib1g-dev \
    libjpeg-dev \
    libpng-dev \
    # Needed by WebKit build system
    bison \
    flex \
    gperf \
    ruby \
    python \
    # Misc utilities
    file \
    && rm -rf /var/lib/apt/lists/*

# ---------------------------------------------------------------------------
# Source versions
# ---------------------------------------------------------------------------
ENV QT_VERSION=4.8.5
ENV QT_SRC=qt-everywhere-opensource-src-${QT_VERSION}.tar.gz
# build.sh expects the webkit directory to be named exactly: webkit-qtwebkit-23
ENV QTWEBKIT_TAG=qtwebkit-2.3.1b
ENV QTWEBKIT_SRC=${QTWEBKIT_TAG}.tar.gz

# ---------------------------------------------------------------------------
# Copy project sources into the image
# ---------------------------------------------------------------------------
WORKDIR /build/qtweb
COPY . /build/qtweb/

# ---------------------------------------------------------------------------
# Download Qt and QtWebKit source tarballs (with multiple fallback mirrors)
# ---------------------------------------------------------------------------
RUN chmod +x /build/qtweb/docker/fetch-sources.sh && \
    /build/qtweb/docker/fetch-sources.sh

# ---------------------------------------------------------------------------
# Extract Qt sources
# ---------------------------------------------------------------------------
RUN mkdir -p /build/qtweb/src/qt && \
    echo ">>> Extracting Qt ${QT_VERSION} ..." && \
    tar -C /build/qtweb/src/qt --strip-components=1 \
        -xf /build/src-cache/${QT_SRC} && \
    echo ">>> Extracting QtWebKit ..." && \
    tar -C /build/qtweb/src/qt \
        -xf /build/src-cache/${QTWEBKIT_SRC} && \
    # Normalise the top-level directory name to what build.sh expects
    WEBKIT_DIR=$(tar -tf /build/src-cache/${QTWEBKIT_SRC} | head -1 | cut -d/ -f1) && \
    echo "WebKit dir inside tarball: $WEBKIT_DIR" && \
    if [ "$WEBKIT_DIR" != "webkit-qtwebkit-23" ]; then \
        mv /build/qtweb/src/qt/"$WEBKIT_DIR" /build/qtweb/src/qt/webkit-qtwebkit-23; \
    fi && \
    echo ">>> Source extraction complete."

# ---------------------------------------------------------------------------
# Build (using the project's own build.sh)
# ---------------------------------------------------------------------------
# Pass COMPILE_JOBS through as an environment variable so build.sh picks it up
# via the --jobs flag.
RUN bash /build/qtweb/build.sh --jobs "${COMPILE_JOBS}"

# ---------------------------------------------------------------------------
# Default command: copy the compiled binary to /output (mounted volume)
# ---------------------------------------------------------------------------
CMD ["/bin/bash", "-c", \
    "mkdir -p /output && \
     cp /build/qtweb/build/src/QtWeb /output/QtWeb && \
     echo 'Build complete. Binary: /output/QtWeb'"]