titan-iac/dockerfiles/Dockerfile.monero-p2pool

# syntax=docker/dockerfile:1.6

ARG DEBIAN_IMAGE=debian:bookworm-slim
ARG P2POOL_VERSION=4.9

################################################################################
# Stage: fetch — download & extract the right release asset, normalize to /opt/bin/p2pool
################################################################################
FROM ${DEBIAN_IMAGE} AS fetch
ARG TARGETARCH
ARG P2POOL_VERSION

RUN set -eux; \
    apt-get update; \
    apt-get install -y --no-install-recommends ca-certificates curl jq xz-utils tar unzip; \
    update-ca-certificates; \
    rm -rf /var/lib/apt/lists/*

RUN set -eux; \
    case "${TARGETARCH:-arm64}" in \
      amd64)  ARCH_RE='(x86_64|amd64)';; \
      arm64)  ARCH_RE='(arm64|aarch64|armv8)';; \
      arm)    ARCH_RE='(arm|armv7|armhf)';; \
      *) echo "Unsupported TARGETARCH=${TARGETARCH}"; exit 1;; \
    esac; \
    API_URL="https://api.github.com/repos/SChernykh/p2pool/releases/tags/v${P2POOL_VERSION}"; \
    ASSET_URL="$(curl -fsSL -H 'Accept: application/vnd.github+json' "$API_URL" \
      | jq -r --arg re "$ARCH_RE" \
        '.assets[] | select((.name|test("linux")) and (.name|test($re))) | .browser_download_url' \
      | head -n1)"; \
    test -n "$ASSET_URL"; \
    echo "Fetching $ASSET_URL"; \
    curl -fL "$ASSET_URL" -o /tmp/p2pool.pkg; \
    mkdir -p /tmp/ex && cd /tmp/ex; \
    case "$ASSET_URL" in \
      *.tar.xz) tar -xJf /tmp/p2pool.pkg ;; \
      *.tar.gz) tar -xzf /tmp/p2pool.pkg ;; \
      *.zip)    unzip -q /tmp/p2pool.pkg ;; \
      *) echo "Unknown archive format: $ASSET_URL"; exit 1 ;; \
    esac; \
    BIN="$(find . -maxdepth 2 -type f -name 'p2pool*' -executable | sort | head -n1)"; \
    test -n "$BIN"; \
    install -Dm0755 "$BIN" /opt/bin/p2pool; \
    /opt/bin/p2pool --help >/dev/null 2>&1 || true

################################################################################
# Stage: runtime
################################################################################
FROM ${DEBIAN_IMAGE}
RUN set -eux; \
    apt-get update; \
    apt-get install -y --no-install-recommends ca-certificates; \
    update-ca-certificates; \
    rm -rf /var/lib/apt/lists/*

COPY --from=fetch /opt/bin/p2pool /usr/local/bin/p2pool

EXPOSE 3333
ENTRYPOINT ["p2pool"]