Add a postorius only container image. (#238)
This commit is contained in:
Abhilash Raj
145
postorius/docker-entrypoint.sh
Executable file
145
postorius/docker-entrypoint.sh
Executable file
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#! /bin/bash
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set -e
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function wait_for_postgres () {
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# Check if the postgres database is up and accepting connections before
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# moving forward.
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# TODO: Use python's psycopg2 module to do this in python instead of
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# installing postgres-client in the image.
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until psql $DATABASE_URL -c '\l'; do
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>&2 echo "Postgres is unavailable - sleeping"
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sleep 1
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done
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>&2 echo "Postgres is up - continuing"
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}
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function wait_for_mysql () {
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# Check if MySQL is up and accepting connections.
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HOSTNAME=$(python <<EOF
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try:
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from urllib.parse import urlparse
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except ImportError:
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from urlparse import urlparse
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o = urlparse('$DATABASE_URL')
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print(o.hostname)
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EOF
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)
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until mysqladmin ping --host "$HOSTNAME" --silent; do
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>&2 echo "MySQL is unavailable - sleeping"
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sleep 1
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done
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>&2 echo "MySQL is up - continuing"
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}
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function check_or_create () {
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# Check if the path exists, if not, create the directory.
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if [[ ! -e dir ]]; then
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echo "$1 does not exist, creating ..."
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mkdir "$1"
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fi
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}
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# function postgres_ready(){
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# python << END
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# import sys
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# import psycopg2
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# try:
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# conn = psycopg2.connect(dbname="$POSTGRES_DB", user="$POSTGRES_USER", password="$POSTGRES_PASSWORD", host="postgres")
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# except psycopg2.OperationalError:
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# sys.exit(-1)
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# sys.exit(0)
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# END
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# }
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# Check if $SECRET_KEY is defined, if not, bail out.
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if [[ ! -v SECRET_KEY ]]; then
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echo "SECRET_KEY is not defined. Aborting."
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exit 1
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fi
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# Check if $DATABASE_URL is defined, if not, use a standard sqlite database.
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#
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# If the $DATABASE_URL is defined and is postgres, check if it is available
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# yet. Do not start the container before the postgresql boots up.
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#
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# If the $DATABASE_URL is defined and is mysql, check if the database is
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# available before the container boots up.
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#
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# TODO: Check the database type and detect if it is up based on that. For now,
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# assume that postgres is being used if DATABASE_URL is defined.
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if [[ ! -v DATABASE_URL ]]; then
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echo "DATABASE_URL is not defined. Using sqlite database..."
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export DATABASE_URL=sqlite://mailmanweb.db
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export DATABASE_TYPE='sqlite'
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fi
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if [[ "$DATABASE_TYPE" = 'postgres' ]]
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then
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wait_for_postgres
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elif [[ "$DATABASE_TYPE" = 'mysql' ]]
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then
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wait_for_mysql
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fi
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# Check if we are in the correct directory before running commands.
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if [[ ! $(pwd) == '/opt/mailman-web' ]]; then
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echo "Running in the wrong directory...switching to /opt/mailman-web"
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cd /opt/mailman-web
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fi
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# Check if the logs directory is setup.
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if [[ ! -e /opt/mailman-web-data/logs/mailmanweb.log ]]; then
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echo "Creating log file for mailman web"
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mkdir -p /opt/mailman-web-data/logs/
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touch /opt/mailman-web-data/logs/mailmanweb.log
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fi
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if [[ ! -e /opt/mailman-web-data/logs/uwsgi.log ]]; then
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echo "Creating log file for uwsgi.."
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touch /opt/mailman-web-data/logs/uwsgi.log
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fi
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# Check if the settings_local.py file exists, if yes, copy it too.
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if [[ -e /opt/mailman-web-data/settings_local.py ]]; then
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echo "Copying settings_local.py ..."
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cp /opt/mailman-web-data/settings_local.py /opt/mailman-web/settings_local.py
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else
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echo "settings_local.py not found, it is highly recommended that you provide one"
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echo "Using default configuration to run."
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fi
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# Collect static for the django installation.
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python manage.py collectstatic --noinput
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# Migrate all the data to the database if this is a new installation, otherwise
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# this command will upgrade the database.
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python manage.py migrate
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# If MAILMAN_ADMIN_USER and MAILMAN_ADMIN_EMAIL is defined create a new
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# superuser for Django. There is no password setup so it can't login yet unless
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# the password is reset.
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if [[ -v MAILMAN_ADMIN_USER ]] && [[ -v MAILMAN_ADMIN_EMAIL ]];
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then
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echo "Creating admin user $MAILMAN_ADMIN_USER ..."
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python manage.py createsuperuser --noinput --username "$MAILMAN_ADMIN_USER"\
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--email "$MAILMAN_ADMIN_EMAIL" 2> /dev/null || \
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echo "Superuser $MAILMAN_ADMIN_USER already exists"
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fi
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# If SERVE_FROM_DOMAIN is defined then rename the default `example.com`
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# domain to the defined domain.
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if [[ -v SERVE_FROM_DOMAIN ]];
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then
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echo "Setting $SERVE_FROM_DOMAIN as the default domain ..."
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python manage.py shell -c \
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"from django.contrib.sites.models import Site; Site.objects.filter(domain='example.com').update(domain='$SERVE_FROM_DOMAIN', name='$SERVE_FROM_DOMAIN')"
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fi
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# Create a mailman user with the specific UID and GID and do not create home
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# directory for it. Also chown the logs directory to write the files.
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chown mailman:mailman /opt/mailman-web-data -R
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exec $@
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