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150
base/postgres/9.6.7/Dockerfile
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150
base/postgres/9.6.7/Dockerfile
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@@ -0,0 +1,150 @@
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# vim:set ft=dockerfile:
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FROM alpine:3.5
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# alpine includes "postgres" user/group in base install
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# /etc/passwd:22:postgres:x:70:70::/var/lib/postgresql:/bin/sh
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# /etc/group:34:postgres:x:70:
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# the home directory for the postgres user, however, is not created by default
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# see https://github.com/docker-library/postgres/issues/274
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RUN set -ex; \
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postgresHome="$(getent passwd postgres)"; \
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postgresHome="$(echo "$postgresHome" | cut -d: -f6)"; \
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[ "$postgresHome" = '/var/lib/postgresql' ]; \
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mkdir -p "$postgresHome"; \
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chown -R postgres:postgres "$postgresHome"
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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 9.6
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ENV PG_VERSION 9.6.7
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ENV PG_SHA256 2ebe3df3c1d1eab78023bdc3ffa55a154aa84300416b075ef996598d78a624c6
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RUN set -ex \
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\
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&& apk add --no-cache --virtual .fetch-deps \
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ca-certificates \
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openssl \
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tar \
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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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&& 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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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 \
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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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\
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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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&& 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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&& apk del .fetch-deps .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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&& find /usr/local -name '*.a' -delete
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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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RUN mkdir -p "$PGDATA" && chown -R postgres:postgres "$PGDATA" && chmod 777 "$PGDATA" # this 777 will be replaced by 700 at runtime (allows semi-arbitrary "--user" values)
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VOLUME /var/lib/postgresql/data
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COPY docker-entrypoint.sh /usr/local/bin/
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RUN ln -s usr/local/bin/docker-entrypoint.sh / # backwards compat
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ENTRYPOINT ["docker-entrypoint.sh"]
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EXPOSE 5432
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CMD ["postgres"]
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144
base/postgres/9.6.7/docker-entrypoint.sh
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144
base/postgres/9.6.7/docker-entrypoint.sh
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@@ -0,0 +1,144 @@
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#!/usr/bin/env bash
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set -e
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# usage: file_env VAR [DEFAULT]
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# ie: file_env 'XYZ_DB_PASSWORD' 'example'
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# (will allow for "$XYZ_DB_PASSWORD_FILE" to fill in the value of
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# "$XYZ_DB_PASSWORD" from a file, especially for Docker's secrets feature)
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file_env() {
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local var="$1"
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local fileVar="${var}_FILE"
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local def="${2:-}"
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if [ "${!var:-}" ] && [ "${!fileVar:-}" ]; then
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echo >&2 "error: both $var and $fileVar are set (but are exclusive)"
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exit 1
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fi
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local val="$def"
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if [ "${!var:-}" ]; then
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val="${!var}"
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elif [ "${!fileVar:-}" ]; then
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val="$(< "${!fileVar}")"
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fi
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export "$var"="$val"
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unset "$fileVar"
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}
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if [ "${1:0:1}" = '-' ]; then
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set -- postgres "$@"
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fi
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# allow the container to be started with `--user`
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if [ "$1" = 'postgres' ] && [ "$(id -u)" = '0' ]; then
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mkdir -p "$PGDATA"
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chown -R postgres "$PGDATA"
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chmod 700 "$PGDATA"
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mkdir -p /var/run/postgresql
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chown -R postgres /var/run/postgresql
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chmod 775 /var/run/postgresql
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# Create the transaction log directory before initdb is run (below) so the directory is owned by the correct user
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if [ "$POSTGRES_INITDB_XLOGDIR" ]; then
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mkdir -p "$POSTGRES_INITDB_XLOGDIR"
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chown -R postgres "$POSTGRES_INITDB_XLOGDIR"
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chmod 700 "$POSTGRES_INITDB_XLOGDIR"
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fi
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exec su-exec postgres "$BASH_SOURCE" "$@"
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fi
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if [ "$1" = 'postgres' ]; then
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mkdir -p "$PGDATA"
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chown -R "$(id -u)" "$PGDATA" 2>/dev/null || :
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chmod 700 "$PGDATA" 2>/dev/null || :
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# look specifically for PG_VERSION, as it is expected in the DB dir
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if [ ! -s "$PGDATA/PG_VERSION" ]; then
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file_env 'POSTGRES_INITDB_ARGS'
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if [ "$POSTGRES_INITDB_XLOGDIR" ]; then
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export POSTGRES_INITDB_ARGS="$POSTGRES_INITDB_ARGS --xlogdir $POSTGRES_INITDB_XLOGDIR"
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fi
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eval "initdb --username=postgres $POSTGRES_INITDB_ARGS"
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# check password first so we can output the warning before postgres
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# messes it up
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file_env 'POSTGRES_PASSWORD'
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if [ "$POSTGRES_PASSWORD" ]; then
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pass="PASSWORD '$POSTGRES_PASSWORD'"
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authMethod=md5
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else
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# The - option suppresses leading tabs but *not* spaces. :)
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cat >&2 <<-'EOWARN'
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****************************************************
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WARNING: No password has been set for the database.
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This will allow anyone with access to the
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Postgres port to access your database. In
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Docker's default configuration, this is
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effectively any other container on the same
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system.
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Use "-e POSTGRES_PASSWORD=password" to set
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it in "docker run".
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****************************************************
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EOWARN
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pass=
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authMethod=trust
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fi
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{
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echo
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echo "host all all all $authMethod"
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} >> "$PGDATA/pg_hba.conf"
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# internal start of server in order to allow set-up using psql-client
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# does not listen on external TCP/IP and waits until start finishes
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PGUSER="${PGUSER:-postgres}" \
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pg_ctl -D "$PGDATA" \
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-o "-c listen_addresses='localhost'" \
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-w start
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file_env 'POSTGRES_USER' 'postgres'
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file_env 'POSTGRES_DB' "$POSTGRES_USER"
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psql=( psql -v ON_ERROR_STOP=1 )
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if [ "$POSTGRES_DB" != 'postgres' ]; then
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"${psql[@]}" --username postgres <<-EOSQL
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CREATE DATABASE "$POSTGRES_DB" ;
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EOSQL
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echo
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fi
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if [ "$POSTGRES_USER" = 'postgres' ]; then
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op='ALTER'
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else
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op='CREATE'
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fi
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"${psql[@]}" --username postgres <<-EOSQL
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$op USER "$POSTGRES_USER" WITH SUPERUSER $pass ;
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EOSQL
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echo
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psql+=( --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" )
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echo
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for f in /docker-entrypoint-initdb.d/*; do
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case "$f" in
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*.sh) echo "$0: running $f"; . "$f" ;;
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*.sql) echo "$0: running $f"; "${psql[@]}" -f "$f"; echo ;;
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*.sql.gz) echo "$0: running $f"; gunzip -c "$f" | "${psql[@]}"; echo ;;
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*) echo "$0: ignoring $f" ;;
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esac
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echo
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done
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PGUSER="${PGUSER:-postgres}" \
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pg_ctl -D "$PGDATA" -m fast -w stop
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echo
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echo 'PostgreSQL init process complete; ready for start up.'
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echo
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fi
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fi
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exec "$@"
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