154 lines
5.0 KiB
Docker
154 lines
5.0 KiB
Docker
# vim:set ft=dockerfile:
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FROM alpine:3.12
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# 70 is the standard uid/gid for "postgres" in Alpine
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# https://git.alpinelinux.org/aports/tree/main/postgresql/postgresql.pre-install?h=3.12-stable
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RUN set -eux; \
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addgroup -g 70 -S postgres; \
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adduser -u 70 -S -D -G postgres -H -h /var/lib/postgresql -s /bin/sh postgres; \
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mkdir -p /var/lib/postgresql; \
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chown -R postgres:postgres /var/lib/postgresql
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# su-exec (gosu-compatible) is installed further down
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# make the "en_US.UTF-8" locale so postgres will be utf-8 enabled by default
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# alpine doesn't require explicit locale-file generation
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ENV LANG en_US.utf8
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RUN mkdir /docker-entrypoint-initdb.d
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ENV PG_MAJOR 12
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ENV PG_VERSION 12.3
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ENV PG_SHA256 94ed64a6179048190695c86ec707cc25d016056ce10fc9d229267d9a8f1dcf41
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RUN set -eux; \
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\
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wget -O postgresql.tar.bz2 "https://ftp.postgresql.org/pub/source/v$PG_VERSION/postgresql-$PG_VERSION.tar.bz2"; \
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echo "$PG_SHA256 *postgresql.tar.bz2" | sha256sum -c -; \
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mkdir -p /usr/src/postgresql; \
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tar \
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--extract \
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--file postgresql.tar.bz2 \
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--directory /usr/src/postgresql \
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--strip-components 1 \
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; \
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rm postgresql.tar.bz2; \
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\
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apk add --no-cache --virtual .build-deps \
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bison \
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coreutils \
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dpkg-dev dpkg \
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flex \
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gcc \
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# krb5-dev \
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libc-dev \
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libedit-dev \
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libxml2-dev \
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libxslt-dev \
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linux-headers \
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llvm10-dev clang g++ \
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make \
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# openldap-dev \
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openssl-dev \
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# configure: error: prove not found
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perl-utils \
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# configure: error: Perl module IPC::Run is required to run TAP tests
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perl-ipc-run \
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# perl-dev \
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# python-dev \
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# python3-dev \
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# tcl-dev \
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util-linux-dev \
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zlib-dev \
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icu-dev \
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; \
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\
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cd /usr/src/postgresql; \
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# update "DEFAULT_PGSOCKET_DIR" to "/var/run/postgresql" (matching Debian)
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# see https://anonscm.debian.org/git/pkg-postgresql/postgresql.git/tree/debian/patches/51-default-sockets-in-var.patch?id=8b539fcb3e093a521c095e70bdfa76887217b89f
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awk '$1 == "#define" && $2 == "DEFAULT_PGSOCKET_DIR" && $3 == "\"/tmp\"" { $3 = "\"/var/run/postgresql\""; print; next } { print }' src/include/pg_config_manual.h > src/include/pg_config_manual.h.new; \
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grep '/var/run/postgresql' src/include/pg_config_manual.h.new; \
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mv src/include/pg_config_manual.h.new src/include/pg_config_manual.h; \
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gnuArch="$(dpkg-architecture --query DEB_BUILD_GNU_TYPE)"; \
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# explicitly update autoconf config.guess and config.sub so they support more arches/libcs
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wget -O config/config.guess 'https://git.savannah.gnu.org/cgit/config.git/plain/config.guess?id=7d3d27baf8107b630586c962c057e22149653deb'; \
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wget -O config/config.sub 'https://git.savannah.gnu.org/cgit/config.git/plain/config.sub?id=7d3d27baf8107b630586c962c057e22149653deb'; \
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# configure options taken from:
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# https://anonscm.debian.org/cgit/pkg-postgresql/postgresql.git/tree/debian/rules?h=9.5
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./configure \
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--build="$gnuArch" \
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# "/usr/src/postgresql/src/backend/access/common/tupconvert.c:105: undefined reference to `libintl_gettext'"
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# --enable-nls \
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--enable-integer-datetimes \
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--enable-thread-safety \
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--enable-tap-tests \
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# skip debugging info -- we want tiny size instead
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# --enable-debug \
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--disable-rpath \
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--with-uuid=e2fs \
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--with-gnu-ld \
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--with-pgport=5432 \
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--with-system-tzdata=/usr/share/zoneinfo \
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--prefix=/usr/local \
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--with-includes=/usr/local/include \
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--with-libraries=/usr/local/lib \
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\
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# these make our image abnormally large (at least 100MB larger), which seems uncouth for an "Alpine" (ie, "small") variant :)
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# --with-krb5 \
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# --with-gssapi \
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# --with-ldap \
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# --with-tcl \
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# --with-perl \
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# --with-python \
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# --with-pam \
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--with-openssl \
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--with-libxml \
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--with-libxslt \
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--with-icu \
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--with-llvm \
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; \
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make -j "$(nproc)" world; \
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make install-world; \
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make -C contrib install; \
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\
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runDeps="$( \
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scanelf --needed --nobanner --format '%n#p' --recursive /usr/local \
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| tr ',' '\n' \
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| sort -u \
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| awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
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)"; \
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apk add --no-cache --virtual .postgresql-rundeps \
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$runDeps \
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bash \
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su-exec \
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# tzdata is optional, but only adds around 1Mb to image size and is recommended by Django documentation:
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# https://docs.djangoproject.com/en/1.10/ref/databases/#optimizing-postgresql-s-configuration
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tzdata \
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; \
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apk del --no-network .build-deps; \
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cd /; \
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rm -rf \
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/usr/src/postgresql \
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/usr/local/share/doc \
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/usr/local/share/man \
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; \
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find /usr/local -name '*.a' -delete; \
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\
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postgres --version
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# make the sample config easier to munge (and "correct by default")
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RUN sed -ri "s!^#?(listen_addresses)\s*=\s*\S+.*!\1 = '*'!" /usr/local/share/postgresql/postgresql.conf.sample
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RUN mkdir -p /var/run/postgresql && chown -R postgres:postgres /var/run/postgresql && chmod 2777 /var/run/postgresql
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ENV PGDATA /var/lib/postgresql/data
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# this 777 will be replaced by 700 at runtime (allows semi-arbitrary "--user" values)
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RUN mkdir -p "$PGDATA" && chown -R postgres:postgres "$PGDATA" && chmod 777 "$PGDATA"
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VOLUME /var/lib/postgresql/data
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COPY docker-entrypoint.sh /usr/local/bin/
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ENTRYPOINT ["docker-entrypoint.sh"]
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EXPOSE 5432
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CMD ["postgres"]
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