pak-rt/Dockerfile.dev at main · tonidy/pak-rt · GitHub

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# RT Container Runtime - Development Environment
# Ubuntu-based container dengan Linux tools untuk namespace dan cgroup operations

FROM ubuntu:24.04

# Prevent interactive prompts during package installation
ENV DEBIAN_FRONTEND=noninteractive

# Install essential packages untuk container runtime development
RUN apt-get update && apt-get install -y \
    # Core system tools untuk namespace dan cgroup operations
    util-linux \
    coreutils \
    procps \
    psmisc \
    # Network tools untuk container networking
    iproute2 \
    iputils-ping \
    iptables \
    # Essential container tools
    busybox-static \
    # User namespace support untuk rootless mode
    uidmap \
    # Basic development tools
    bash \
    curl \
    git \
    vim \
    # Development dan debugging tools
    strace \
    gdb \
    # Testing tools
    bats \
    shellcheck \
    # JSON processing untuk container metadata
    jq \
    sudo \
    # System monitoring tools
    htop \
    tree \
    && rm -rf /var/lib/apt/lists/*

# Create directories untuk container runtime
RUN mkdir -p /tmp/containers \
    && mkdir -p /workspace/tests \
    && mkdir -p /workspace/docs

# Setup proper permissions untuk development
RUN chmod 755 /tmp/containers

# Enable user namespaces untuk rootless mode
RUN echo 'kernel.unprivileged_userns_clone=1' >> /etc/sysctl.conf

# Create non-root user untuk development (optional)
RUN useradd -m -s /bin/bash -u 1001 developer \
    && usermod -aG sudo developer \
    && echo "developer ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers

# Setup subuid/subgid untuk rootless containers
RUN echo "developer:100000:65536" >> /etc/subuid \
    && echo "developer:100000:65536" >> /etc/subgid \
    && echo "root:200000:65536" >> /etc/subuid \
    && echo "root:200000:65536" >> /etc/subgid

# Set working directory
WORKDIR /workspace

# Default user (can be overridden)
USER root

# Keep container running
CMD ["/bin/bash"]

# Labels untuk identification
LABEL maintainer="RT Development Team"
LABEL description="Development environment untuk RT Container Runtime"
LABEL version="1.0"