FROM ubuntu:24.04

# Avoid prompts
ENV DEBIAN_FRONTEND=noninteractive

# Install make and iproute2 (for multi-node IP management)
RUN apt-get update && apt-get install -y make sudo iproute2 && rm -rf /var/lib/apt/lists/*

# Set up working directory for Makefile targets
WORKDIR /tmp/hive-setup

# Copy only the Makefile for dependency installation
COPY hive/Makefile .

# Install system dependencies in separate layers for better caching
RUN make install-system
RUN make install-go
RUN make install-aws

# Ensure Go is in the PATH
ENV PATH="/usr/local/go/bin:/root/go/bin:${PATH}"

# Set up working directory structure to match development layout
WORKDIR /root/Development/mulga

# Pre-download Ubuntu cloud image for e2e tests (cached in Docker layer)
# Placed before dependency copy so go.mod changes don't invalidate this layer
RUN mkdir -p /root/images && \
    ARCH=$(dpkg --print-architecture) && \
    if [ "$ARCH" = "amd64" ]; then \
        curl -L -o /root/images/ubuntu-24.04.img \
            https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-amd64.img; \
    elif [ "$ARCH" = "arm64" ]; then \
        curl -L -o /root/images/ubuntu-24.04.img \
            https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-arm64.img; \
    fi

# 1. Pre-copy dependency manifests for cache layer
COPY hive/go.mod hive/go.sum ./hive/
COPY viperblock/go.mod viperblock/go.sum ./viperblock/
COPY viperblock/nbd/go.mod viperblock/nbd/go.sum ./viperblock/nbd/
COPY viperblock/nbd/libguestfs.org/nbdkit/go.mod ./viperblock/nbd/libguestfs.org/nbdkit/
COPY predastore/go.mod predastore/go.sum ./predastore/

# 2. Download dependencies (using cache mount)
RUN --mount=type=cache,target=/root/go/pkg/mod \
    (cd hive && go mod download) && \
    (cd viperblock && go mod download) && \
    (cd viperblock/nbd && go mod download) && \
    (cd viperblock/nbd/libguestfs.org/nbdkit && go mod download) && \
    (cd predastore && go mod download)

# 3. Copy the rest of the source code
COPY hive/ ./hive/
COPY viperblock/ ./viperblock/
COPY predastore/ ./predastore/

# Set working directory to hive
WORKDIR /root/Development/mulga/hive

# Ensure scripts are executable
RUN chmod +x ./scripts/*.sh ./tests/e2e/*.sh ./tests/e2e/lib/*.sh

# 4. Build everything (using cache mounts)
RUN --mount=type=cache,target=/root/.cache/go-build \
    --mount=type=cache,target=/root/go/pkg/mod \
    ./scripts/dev-setup.sh

# Set environment variables for runtime
ENV PATH="/root/Development/mulga/hive/bin:${PATH}"
ENV HOME="/root"

# Run the E2E test runner
CMD ["./tests/e2e/run-e2e.sh"]