FROM pendragon.zone/docker/pg15

RUN set -ex; \
	apt-get update; \
	apt-get install -y --no-install-recommends \
        gnupg \
		less \
    	xz-utils \
    	zstd \
	   ; \
	rm -rf /var/lib/apt/lists/*

RUN set -ex; \
	key='B97B0AFCAA1A47F044F244A07FCC7D46ACCC4CF8'; \
	export GNUPGHOME="$(mktemp -d)"; \
	mkdir -p /usr/local/share/keyrings/; \
	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys "${key}"; \
	gpg --batch --export --armor "${key}" > /usr/local/share/keyrings/postgres.gpg.asc; \
	gpgconf --kill all; \
	rm -rf "${GNUPGHOME}"

ENV PG_MAJOR=15
ENV PATH=$PATH:/usr/lib/postgresql/$PG_MAJOR/bin
ENV PG_VERSION=15.17-1.pgdg13+1
ENV PGDATA=/var/lib/postgresql/data

RUN install --verbose --directory --owner postgres --group postgres --mode 3777 /var/run/postgresql; \
    install --verbose --directory --owner postgres --group postgres --mode 1700 "${PGDATA}"

RUN set -ex; \
	dpkgArch="$(dpkg --print-architecture)"; \
	aptRepo="[ signed-by=/usr/local/share/keyrings/postgres.gpg.asc ] http://apt.postgresql.org/pub/repos/apt trixie-pgdg main ${PG_MAJOR}"; \
	echo "deb ${aptRepo}" > /etc/apt/sources.list.d/pgdg.list; \
	apt-get update; \
	apt-get install -y --no-install-recommends \
            postgresql-common \
           ; \
	sed -ri 's/#(create_main_cluster) .*$/\1 = false/' /etc/postgresql-common/createcluster.conf; \
	apt-get install -y --no-install-recommends \
		"postgresql-${PG_MAJOR}=${PG_VERSION}" \
        "postgresql-${PG_MAJOR}-pgpool2" \
           ; \
	rm -rf /var/lib/apt/lists/*; \
	postgres --version

RUN set -eux; \
	dpkg-divert --add --rename --divert "/usr/share/postgresql/postgresql.conf.sample.dpkg" "/usr/share/postgresql/${PG_MAJOR}/postgresql.conf.sample"; \
	cp -v /usr/share/postgresql/postgresql.conf.sample.dpkg /usr/share/postgresql/postgresql.conf.sample; \
	ln -sv ../postgresql.conf.sample "/usr/share/postgresql/${PG_MAJOR}/"; \
	sed -ri "s!^#?(listen_addresses)\s*=\s*\S+.*!\1 = '*'!" /usr/share/postgresql/postgresql.conf.sample; \
	grep -F "listen_addresses = '*'" /usr/share/postgresql/postgresql.conf.sample

VOLUME /var/lib/postgresql/data

COPY --chmod=755 entrypoint.sh /usr/local/bin/

ENTRYPOINT ["entrypoint.sh"]