#
# This file is identical to the Dockerfile.compute-node-v14 file
# except for the version of Postgres that is built.
#

ARG TAG=pinned
# apparently, ARGs don't get replaced in RUN commands in kaniko
# ARG POSTGIS_VERSION=3.3.0
# ARG PLV8_VERSION=3.1.4
# ARG PG_VERSION=v15

#
# Layer "build-deps"
#
FROM debian:bullseye-slim AS build-deps
RUN apt update &&  \
    apt install -y git autoconf automake libtool build-essential bison flex libreadline-dev zlib1g-dev libxml2-dev \
    libcurl4-openssl-dev libossp-uuid-dev

#
# Layer "pg-build"
# Build Postgres from the neon postgres repository.
#
FROM build-deps AS pg-build
COPY vendor/postgres-v15 postgres
RUN cd postgres && \
    ./configure CFLAGS='-O2 -g3' --enable-debug --with-uuid=ossp && \
    make MAKELEVEL=0 -j $(getconf _NPROCESSORS_ONLN) -s install && \
    make MAKELEVEL=0 -j $(getconf _NPROCESSORS_ONLN) -s -C contrib/ install && \
    # Install headers
    make MAKELEVEL=0 -j $(getconf _NPROCESSORS_ONLN) -s -C src/include install && \
    make MAKELEVEL=0 -j $(getconf _NPROCESSORS_ONLN) -s -C src/interfaces/libpq install

#
# Layer "postgis-build"
# Build PostGIS from the upstream PostGIS mirror.
#
# PostGIS compiles against neon postgres sources without changes. Perhaps we
# could even use the upstream binaries, compiled against vanilla Postgres, but
# it would require some investigation to check that it works, and also keeps
# working in the future. So for now, we compile our own binaries.
FROM build-deps AS postgis-build
COPY --from=pg-build /usr/local/pgsql/ /usr/local/pgsql/
RUN apt update && \
    apt install -y gdal-bin libgdal-dev libprotobuf-c-dev protobuf-c-compiler xsltproc wget

RUN wget https://download.osgeo.org/postgis/source/postgis-3.3.0.tar.gz && \
    tar xvzf postgis-3.3.0.tar.gz && \
    cd postgis-3.3.0 && \
    ./autogen.sh && \
    export PATH="/usr/local/pgsql/bin:$PATH" && \
    ./configure && \
    make -j $(getconf _NPROCESSORS_ONLN) install && \
    cd extensions/postgis && \
    make clean && \
    make -j $(getconf _NPROCESSORS_ONLN) install && \
    echo 'trusted = true' >> /usr/local/pgsql/share/extension/postgis.control && \
    echo 'trusted = true' >> /usr/local/pgsql/share/extension/postgis_raster.control && \
    echo 'trusted = true' >> /usr/local/pgsql/share/extension/postgis_tiger_geocoder.control && \
    echo 'trusted = true' >> /usr/local/pgsql/share/extension/postgis_topology.control

#
# Layer "plv8-build"
# Build plv8
#
FROM build-deps AS plv8-build
COPY --from=postgis-build /usr/local/pgsql/ /usr/local/pgsql/
RUN apt update && \
    apt install -y git curl wget make ninja-build build-essential libncurses5 python3-dev pkg-config libc++-dev libc++abi-dev libglib2.0-dev

# https://github.com/plv8/plv8/issues/475
# Debian bullseye provides binutils 2.35 when >= 2.38 is necessary
RUN echo "deb http://ftp.debian.org/debian testing main" >> /etc/apt/sources.list && \
    echo "APT::Default-Release \"stable\";" > /etc/apt/apt.conf.d/default-release && \
    apt update && \
    apt install -y --no-install-recommends -t testing binutils

RUN wget https://github.com/plv8/plv8/archive/refs/tags/v3.1.4.tar.gz && \
    tar xvzf v3.1.4.tar.gz && \
    cd plv8-3.1.4 && \
    export PATH="/usr/local/pgsql/bin:$PATH" && \
    make -j $(getconf _NPROCESSORS_ONLN) && \
    make -j $(getconf _NPROCESSORS_ONLN) install && \
    rm -rf /plv8-* && \
    echo 'trusted = true' >> /usr/local/pgsql/share/extension/plv8.control

#
# Layer "neon-pg-ext-build"
# compile neon extensions
#
FROM build-deps AS neon-pg-ext-build
COPY --from=postgis-build /usr/local/pgsql/ /usr/local/pgsql/
COPY pgxn/ pgxn/

RUN make -j $(getconf _NPROCESSORS_ONLN) \
        PG_CONFIG=/usr/local/pgsql/bin/pg_config \
        -C pgxn/neon \
        -s install

# Compile and run the Neon-specific `compute_ctl` binary
FROM 369495373322.dkr.ecr.eu-central-1.amazonaws.com/rust:$TAG AS compute-tools
USER nonroot
# Copy entire project to get Cargo.* files with proper dependencies for the whole project
COPY --chown=nonroot . .
RUN cd compute_tools && cargo build --locked --profile release-line-debug-size-lto

#
# Clean up postgres folder before inclusion
#
FROM neon-pg-ext-build AS postgres-cleanup-layer
COPY --from=neon-pg-ext-build /usr/local/pgsql /usr/local/pgsql

# Remove binaries from /bin/ that we won't use (or would manually copy & install otherwise)
RUN cd /usr/local/pgsql/bin && rm ecpg raster2pgsql shp2pgsql pgtopo_export pgtopo_import pgsql2shp

# Remove headers that we won't need anymore - we've completed installation of all extensions
RUN rm -r /usr/local/pgsql/include

# Remove now-useless PGXS src infrastructure
RUN rm -r /usr/local/pgsql/lib/pgxs/src

# Remove static postgresql libraries - all compilation is finished, so we
# can now remove these files - they must be included in other binaries by now
# if they were to be used by other libraries.
RUN rm /usr/local/pgsql/lib/lib*.a

#
# Final layer
# Put it all together into the final image
#
FROM debian:bullseye-slim
# Add user postgres
RUN mkdir /var/db && useradd -m -d /var/db/postgres postgres && \
    echo "postgres:test_console_pass" | chpasswd && \
    mkdir /var/db/postgres/compute && mkdir /var/db/postgres/specs && \
    chown -R postgres:postgres /var/db/postgres && \
    chmod 0750 /var/db/postgres/compute && \
    echo '/usr/local/lib' >> /etc/ld.so.conf && /sbin/ldconfig

# TODO: Check if we can make the extension setup more modular versus a linear build
# currently plv8-build copies the output /usr/local/pgsql from postgis-build, etc#
COPY --from=postgres-cleanup-layer --chown=postgres /usr/local/pgsql /usr/local
COPY --from=compute-tools --chown=postgres /home/nonroot/target/release-line-debug-size-lto/compute_ctl /usr/local/bin/compute_ctl

# Install:
# libreadline8 for psql
# libossp-uuid16 for extension ossp-uuid
# libgeos, libgdal, libproj and libprotobuf-c1 for PostGIS
# GLIBC 2.34 for plv8.
#     Debian bullseye provides GLIBC 2.31, so we install the library from testing
#
# Lastly, link compute_ctl into zenith_ctl while we're at it,
# so that we don't need to put this in another layer.
RUN apt update &&  \
    apt install --no-install-recommends -y \
        libreadline8 \
        libossp-uuid16 \
        libgeos-c1v5 \
        libgdal28 \
        libproj19 \
        libprotobuf-c1 && \
    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
    echo "Installing GLIBC 2.34" && \
    echo "deb http://ftp.debian.org/debian testing main" >> /etc/apt/sources.list && \
    echo "APT::Default-Release \"stable\";" > /etc/apt/apt.conf.d/default-release && \
    apt update && \
    apt install -y --no-install-recommends -t testing libc6 && \
    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
    ln /usr/local/bin/compute_ctl /usr/local/bin/zenith_ctl

USER postgres
ENTRYPOINT ["/usr/local/bin/compute_ctl"]