diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000000..e4185e4e0d --- /dev/null +++ b/Dockerfile @@ -0,0 +1,172 @@ +# vim:set ft=dockerfile: +FROM debian:stretch-slim + +RUN set -ex; \ + if ! command -v gpg > /dev/null; then \ + apt-get update; \ + apt-get install -y --no-install-recommends \ + gnupg \ + dirmngr \ + ; \ + rm -rf /var/lib/apt/lists/*; \ + fi + +# explicitly set user/group IDs +RUN set -eux; \ + groupadd -r postgres --gid=999; \ +# https://salsa.debian.org/postgresql/postgresql-common/blob/997d842ee744687d99a2b2d95c1083a2615c79e8/debian/postgresql-common.postinst#L32-35 + useradd -r -g postgres --uid=999 --home-dir=/var/lib/postgresql --shell=/bin/bash postgres; \ +# also create the postgres user's home directory with appropriate permissions +# see https://github.com/docker-library/postgres/issues/274 + mkdir -p /var/lib/postgresql; \ + chown -R postgres:postgres /var/lib/postgresql + +# grab gosu for easy step-down from root +ENV GOSU_VERSION 1.10 +RUN set -x \ + && apt-get update && apt-get install -y --no-install-recommends ca-certificates wget && rm -rf /var/lib/apt/lists/* \ + && wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)" \ + && wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc" \ + && export GNUPGHOME="$(mktemp -d)" \ + && gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 \ + && gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu \ + && { command -v gpgconf > /dev/null && gpgconf --kill all || :; } \ + && rm -rf "$GNUPGHOME" /usr/local/bin/gosu.asc \ + && chmod +x /usr/local/bin/gosu \ + && gosu nobody true \ + && apt-get purge -y --auto-remove ca-certificates wget + +# make the "en_US.UTF-8" locale so postgres will be utf-8 enabled by default +RUN set -eux; \ + if [ -f /etc/dpkg/dpkg.cfg.d/docker ]; then \ +# if this file exists, we're likely in "debian:xxx-slim", and locales are thus being excluded so we need to remove that exclusion (since we need locales) + grep -q '/usr/share/locale' /etc/dpkg/dpkg.cfg.d/docker; \ + sed -ri '/\/usr\/share\/locale/d' /etc/dpkg/dpkg.cfg.d/docker; \ + ! grep -q '/usr/share/locale' /etc/dpkg/dpkg.cfg.d/docker; \ + fi; \ + apt-get update; apt-get install -y locales; rm -rf /var/lib/apt/lists/*; \ + localedef -i en_US -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8 +ENV LANG en_US.utf8 + +# install "nss_wrapper" in case we need to fake "/etc/passwd" and "/etc/group" (especially for OpenShift) +# https://github.com/docker-library/postgres/issues/359 +# https://cwrap.org/nss_wrapper.html +RUN set -eux; \ + apt-get update; \ + apt-get install -y --no-install-recommends libnss-wrapper; \ + rm -rf /var/lib/apt/lists/* + +RUN mkdir /docker-entrypoint-initdb.d + +RUN set -ex; \ +# pub 4096R/ACCC4CF8 2011-10-13 [expires: 2019-07-02] +# Key fingerprint = B97B 0AFC AA1A 47F0 44F2 44A0 7FCC 7D46 ACCC 4CF8 +# uid PostgreSQL Debian Repository + key='B97B0AFCAA1A47F044F244A07FCC7D46ACCC4CF8'; \ + export GNUPGHOME="$(mktemp -d)"; \ + gpg --keyserver ha.pool.sks-keyservers.net --recv-keys "$key"; \ + gpg --export "$key" > /etc/apt/trusted.gpg.d/postgres.gpg; \ + command -v gpgconf > /dev/null && gpgconf --kill all; \ + rm -rf "$GNUPGHOME"; \ + apt-key list + +ENV PG_MAJOR 10 +ENV PG_VERSION 10.5-1.pgdg90+1 + +RUN set -ex; \ + \ +# see note below about "*.pyc" files + export PYTHONDONTWRITEBYTECODE=1; \ + \ + dpkgArch="$(dpkg --print-architecture)"; \ + case "$dpkgArch" in \ + amd64|i386|ppc64el) \ +# arches officialy built by upstream + echo "deb http://apt.postgresql.org/pub/repos/apt/ stretch-pgdg main $PG_MAJOR" > /etc/apt/sources.list.d/pgdg.list; \ + apt-get update; \ + ;; \ + *) \ +# we're on an architecture upstream doesn't officially build for +# let's build binaries from their published source packages + echo "deb-src http://apt.postgresql.org/pub/repos/apt/ stretch-pgdg main $PG_MAJOR" > /etc/apt/sources.list.d/pgdg.list; \ + \ + case "$PG_MAJOR" in \ + 9.* | 10 ) ;; \ + *) \ +# https://github.com/docker-library/postgres/issues/484 (clang-6.0 required, only available in stretch-backports) +# TODO remove this once we hit buster+ + echo 'deb http://deb.debian.org/debian stretch-backports main' >> /etc/apt/sources.list.d/pgdg.list; \ + ;; \ + esac; \ + \ + tempDir="$(mktemp -d)"; \ + cd "$tempDir"; \ + \ + savedAptMark="$(apt-mark showmanual)"; \ + \ +# build .deb files from upstream's source packages (which are verified by apt-get) + apt-get update; \ + apt-get build-dep -y \ + postgresql-common pgdg-keyring \ + "postgresql-$PG_MAJOR=$PG_VERSION" \ + ; \ + DEB_BUILD_OPTIONS="nocheck parallel=$(nproc)" \ + apt-get source --compile \ + postgresql-common pgdg-keyring \ + "postgresql-$PG_MAJOR=$PG_VERSION" \ + ; \ +# we don't remove APT lists here because they get re-downloaded and removed later + \ +# reset apt-mark's "manual" list so that "purge --auto-remove" will remove all build dependencies +# (which is done after we install the built packages so we don't have to redownload any overlapping dependencies) + apt-mark showmanual | xargs apt-mark auto > /dev/null; \ + apt-mark manual $savedAptMark; \ + \ +# create a temporary local APT repo to install from (so that dependency resolution can be handled by APT, as it should be) + ls -lAFh; \ + dpkg-scanpackages . > Packages; \ + grep '^Package: ' Packages; \ + echo "deb [ trusted=yes ] file://$tempDir ./" > /etc/apt/sources.list.d/temp.list; \ +# work around the following APT issue by using "Acquire::GzipIndexes=false" (overriding "/etc/apt/apt.conf.d/docker-gzip-indexes") +# Could not open file /var/lib/apt/lists/partial/_tmp_tmp.ODWljpQfkE_._Packages - open (13: Permission denied) +# ... +# E: Failed to fetch store:/var/lib/apt/lists/partial/_tmp_tmp.ODWljpQfkE_._Packages Could not open file /var/lib/apt/lists/partial/_tmp_tmp.ODWljpQfkE_._Packages - open (13: Permission denied) + apt-get -o Acquire::GzipIndexes=false update; \ + ;; \ + esac; \ + \ + apt-get install -y postgresql-common; \ + sed -ri 's/#(create_main_cluster) .*$/\1 = false/' /etc/postgresql-common/createcluster.conf; \ + apt-get install -y \ + "postgresql-$PG_MAJOR=$PG_VERSION" \ + ; \ + \ + rm -rf /var/lib/apt/lists/*; \ + \ + if [ -n "$tempDir" ]; then \ +# if we have leftovers from building, let's purge them (including extra, unnecessary build deps) + apt-get purge -y --auto-remove; \ + rm -rf "$tempDir" /etc/apt/sources.list.d/temp.list; \ + fi; \ + \ +# some of the steps above generate a lot of "*.pyc" files (and setting "PYTHONDONTWRITEBYTECODE" beforehand doesn't propagate properly for some reason), so we clean them up manually (as long as they aren't owned by a package) + find /usr -name '*.pyc' -type f -exec bash -c 'for pyc; do dpkg -S "$pyc" &> /dev/null || rm -vf "$pyc"; done' -- '{}' + + +# make the sample config easier to munge (and "correct by default") +RUN mv -v "/usr/share/postgresql/$PG_MAJOR/postgresql.conf.sample" /usr/share/postgresql/ \ + && 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 + +RUN mkdir -p /var/run/postgresql && chown -R postgres:postgres /var/run/postgresql && chmod 2777 /var/run/postgresql + +ENV PATH $PATH:/usr/lib/postgresql/$PG_MAJOR/bin +ENV PGDATA /var/lib/postgresql/data +RUN mkdir -p "$PGDATA" && chown -R postgres:postgres "$PGDATA" && chmod 777 "$PGDATA" # this 777 will be replaced by 700 at runtime (allows semi-arbitrary "--user" values) +VOLUME /var/lib/postgresql/data + +COPY docker-entrypoint.sh /usr/local/bin/ +RUN ln -s usr/local/bin/docker-entrypoint.sh / # backwards compat +ENTRYPOINT ["docker-entrypoint.sh"] + +EXPOSE 5432 +CMD ["postgres"]