FROM ubuntu:22.04

LABEL maintainer="alexz"
LABEL description="OpenConnect SSO VPN in Docker with noVNC"
LABEL version="1.0.0"

ENV DEBIAN_FRONTEND=noninteractive
ENV container=docker

# VNC/noVNC settings
ENV DISPLAY=:1
ENV VNC_PORT=5901
ENV NOVNC_PORT=6080

# Python/Playwright settings
ENV PLAYWRIGHT_BROWSERS_PATH=/ms-playwright
ENV VIRTUAL_ENV=/opt/venv
ENV PATH=/opt/venv/bin:$PATH
ENV QTWEBENGINE_DISABLE_SANDBOX=1
ENV QTWEBENGINE_CHROMIUM_FLAGS="--no-sandbox --disable-gpu"

# Install system dependencies
RUN apt-get update && apt-get install -y \
    openconnect \
    iproute2 \
    iptables \
    ca-certificates \
    python3 \
    python3-pip \
    python3-venv \
    vpnc-scripts \
    curl \
    wget \
    openssh-client \
    tigervnc-standalone-server \
    tigervnc-common \
    novnc \
    websockify \
    openbox \
    xterm \
    procps \
    net-tools \
    nano \
    x11vnc \
    xvfb \
    fluxbox \
    oathtool \
    xauth \
    libnss3 \
    libatk1.0-0 \
    libatk-bridge2.0-0 \
    libx11-6 \
    libx11-xcb1 \
    libxcomposite1 \
    libxrandr2 \
    libgbm1 \
    libxdamage1 \
    libpango-1.0-0 \
    fonts-liberation \
    libegl1 \
    libgl1 \
    libopengl0 \
    libdbus-1-3 \
    libglib2.0-0 \
    libxkbcommon0 \
    libxkbcommon-x11-0 \
    libxcb1 \
    libxcb-cursor0 \
    libxcb-icccm4 \
    libxcb-image0 \
    libxcb-keysyms1 \
    libxcb-render0 \
    libxcb-render-util0 \
    libxcb-shm0 \
    libxcb-xfixes0 \
    libxcb-xinerama0 \
    libxcb-randr0 \
    libxcb-glx0 \
    sudo \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Install libasound (different package name on different Ubuntu versions)
RUN apt-get update && (apt-get install -y libasound2t64 || apt-get install -y libasound2) && rm -rf /var/lib/apt/lists/*

# Python venv + openconnect-sso + playwright
RUN python3 -m venv "$VIRTUAL_ENV"
RUN pip install --no-cache-dir openconnect-sso[full] playwright keyring keyrings.alt && \
    python -m playwright install --with-deps chromium

# Create directories
RUN mkdir -p /opt/scripts /shared /root/.vnc

# Create VNC startup script (embedded)
RUN echo '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' \
    | base64 -d > /opt/scripts/startup-vnc.sh && \
    chmod +x /opt/scripts/startup-vnc.sh

# Copy entrypoint script
COPY scripts/entrypoint.sh /opt/scripts/
RUN chmod +x /opt/scripts/entrypoint.sh

EXPOSE 5901 6080

CMD ["/opt/scripts/entrypoint.sh"]