mirror of https://github.com/vimagick/dockerfiles
add postgres-arm
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#
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# Dockerfile for postgres-arm
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#
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FROM easypi/alpine-arm
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MAINTAINER EasyPi Software Foundation
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RUN set -xe \
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&& apk update \
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&& apk add bash libpq postgresql postgresql-client postgresql-contrib su-exec \
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&& sed -ri "s@^#?(listen_addresses)\s*=\s*\S+.*@\1 = '*'@" /usr/share/postgresql/postgresql.conf.sample \
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&& mkdir /docker-entrypoint-initdb.d \
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&& rm -rf /var/cache/apk/*
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ENV LANG en_US.utf8
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ENV PGDATA /var/lib/postgresql/data
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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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postgres:
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image: easypi/postgres-arm
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ports:
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- "5432:5432"
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volumes:
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- ./data:/var/lib/postgresql/data
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environment:
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- POSTGRES_USER=root
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- POSTGRES_PASSWORD=root
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- POSTGRES_DB=postgres
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restart: always
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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 "$PGDATA"
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mkdir -p /run/postgresql
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chown -R postgres /run/postgresql
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chmod 775 /run/postgresql
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# Create the transaction log directory before initdb is run (below) so the directory is owned by the correct user
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if [ "$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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