FROM golang:1.26.5-alpine AS build

ARG TARGETARCH

ENV GOPATH=/go
ENV CGO_ENABLED=0

ARG MC_REPO=pgsty/mc
ARG MC_VERSION=RELEASE.2026-08-04T00-00-00Z
ARG MC_AMD64_SHA256=4aa1fa83ea153025a3f60684e13f453749dd17587257ccb7f0dde42b560120be
ARG MC_ARM64_SHA256=18f7bd442aec24c5eb5ffd1ef368eb44f94045e2da109a344ad184f34641e273

RUN apk add -U --no-cache \
    ca-certificates \
    bash \
    curl \
    jq && \
    case "${TARGETARCH}" in \
      amd64) MC_ARCH=amd64; MC_PINNED_SHA256="${MC_AMD64_SHA256}" ;; \
      arm64) MC_ARCH=arm64; MC_PINNED_SHA256="${MC_ARM64_SHA256}" ;; \
      *) echo "Unsupported TARGETARCH=${TARGETARCH}"; exit 1 ;; \
    esac && \
    if [ "${MC_VERSION}" = "latest" ]; then \
      MC_RELEASE_URL="https://api.github.com/repos/${MC_REPO}/releases/latest"; \
    else \
      MC_RELEASE_URL="https://api.github.com/repos/${MC_REPO}/releases/tags/${MC_VERSION}"; \
    fi && \
    curl -fsSL "${MC_RELEASE_URL}" -o /tmp/mc-release.json && \
    MC_ARCHIVE_URL=$(jq -r --arg arch "${MC_ARCH}" \
      '.assets[] | select(.name | endswith("_linux_" + $arch + ".tar.gz")) | .browser_download_url' \
      /tmp/mc-release.json | head -n 1) && \
    MC_CHECKSUM_URL=$(jq -r \
      '.assets[] | select(.name | endswith("_checksums.txt")) | .browser_download_url' \
      /tmp/mc-release.json | head -n 1) && \
    [ -n "${MC_ARCHIVE_URL}" ] || { echo "Cannot find mcli archive for linux/${MC_ARCH}"; exit 1; } && \
    [ -n "${MC_CHECKSUM_URL}" ] || { echo "Cannot find mcli checksums file"; exit 1; } && \
    ARCHIVE_NAME=$(basename "${MC_ARCHIVE_URL}") && \
    echo "Downloading ${ARCHIVE_NAME} ..." && \
    curl -fsSL "${MC_ARCHIVE_URL}" -o /tmp/mcli.tar.gz && \
    curl -fsSL "${MC_CHECKSUM_URL}" -o /tmp/mcli_checksums.txt && \
    EXPECTED=$(grep "  ${ARCHIVE_NAME}$" /tmp/mcli_checksums.txt | awk '{print $1}') && \
    ACTUAL=$(sha256sum /tmp/mcli.tar.gz | awk '{print $1}') && \
    [ -n "${EXPECTED}" ] || { echo "Checksum entry not found for ${ARCHIVE_NAME}"; exit 1; } && \
    [ "${EXPECTED}" = "${MC_PINNED_SHA256}" ] || { echo "Published checksum drift for ${ARCHIVE_NAME}"; exit 1; } && \
    [ "${MC_PINNED_SHA256}" = "${ACTUAL}" ] || { echo "Checksum mismatch: expected ${MC_PINNED_SHA256}, got ${ACTUAL}"; exit 1; } && \
    echo "Checksum OK: ${ACTUAL}" && \
    mkdir -p /tmp/mcli-extract && \
    tar -xzf /tmp/mcli.tar.gz -C /tmp/mcli-extract/ && \
    if [ -f /tmp/mcli-extract/mcli ]; then \
      cp /tmp/mcli-extract/mcli /go/bin/mcli; \
    elif [ -f /tmp/mcli-extract/mc ]; then \
      cp /tmp/mcli-extract/mc /go/bin/mcli; \
    else \
      echo "No mc or mcli binary found in archive:"; ls -la /tmp/mcli-extract/; exit 1; \
    fi && \
    chmod +x /go/bin/mcli && \
    ln -sf mcli /go/bin/mc

COPY dockerscripts/download-static-curl.sh /build/download-static-curl
RUN chmod +x /build/download-static-curl && \
    /build/download-static-curl

FROM registry.access.redhat.com/ubi9/ubi:latest AS certs
RUN dnf -y install ca-certificates && \
    update-ca-trust && \
    cp /etc/pki/ca-trust/extracted/pem/tls-ca-bundle.pem /tmp/ca-certificates.crt && \
    dnf clean all && \
    rm -rf /var/cache/dnf

FROM registry.access.redhat.com/ubi9/ubi-micro:latest

LABEL org.opencontainers.image.title="Silo" \
      org.opencontainers.image.description="S3-Interface Libre Object Storage" \
      org.opencontainers.image.url="https://silo.pgsty.com" \
      org.opencontainers.image.source="https://github.com/pgsty/silo" \
      org.opencontainers.image.licenses="AGPL-3.0-or-later" \
      maintainer="PGSTY <https://silo.pgsty.com>"

ENV MINIO_ACCESS_KEY_FILE=access_key \
    MINIO_SECRET_KEY_FILE=secret_key \
    MINIO_ROOT_USER_FILE=access_key \
    MINIO_ROOT_PASSWORD_FILE=secret_key \
    MINIO_KMS_SECRET_KEY_FILE=kms_master_key \
    MINIO_CONFIG_ENV_FILE=config.env \
    HOME=/tmp \
    MC_CONFIG_DIR=/tmp/.mc

COPY --from=certs /tmp/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt
COPY silo /usr/bin/silo
COPY --from=build /go/bin/mcli /usr/bin/mcli
COPY --from=build /go/bin/curl* /usr/bin/
COPY dockerscripts/docker-entrypoint.sh /usr/bin/docker-entrypoint.sh
COPY LICENSE /licenses/LICENSE
COPY CREDITS /licenses/CREDITS

RUN chmod +x /usr/bin/silo /usr/bin/mcli /usr/bin/docker-entrypoint.sh && \
    ln -sf mcli /usr/bin/mc

EXPOSE 9000
VOLUME ["/data"]

ENTRYPOINT ["/usr/bin/docker-entrypoint.sh"]
CMD ["silo"]