build.xml

<?xml version="1.0"?>
<project name="Magento2" basedir=".">

    <!-- makes environment variables available -->
    <property environment="env"/>

    <property file="build.properties"/>
    <property file="build.default.properties"/>

    <!-- install magento 2 inside docker -->
    <target name="install-m2">
        <exec executable="composer">
            <arg line="--working-dir=${basedir}/www/magento/ install"/>
        </exec>
        <antcall target="copy-www"/>
        <exec executable="docker">
            <arg line="exec ${docker.container.name.web} chmod +x /var/www/magento/bin/magento"/>
        </exec>
        <exec executable="docker">
            <arg line="exec -i ${docker.container.name.web} /var/www/magento/bin/magento setup:install
                    --backend-frontname='${magento.backend.frontname}'
                    --db-host='mysql' --db-name='${magento.db.name}'
                    --db-user='magento' --db-password='${magento.db.pass}'
                    --base-url='http://magento2.docker/'
                    --language='${magento.language}'
                    --timezone='${magento.timezone}'
                    --currency='${magento.currency}'
                    --use-secure=1
                    --base-url-secure='https://magento2.docker/'
                    --use-secure-admin=1
                    --admin-user='${magento.admin.user}'
                    --admin-password='${magento.admin.pass}'
                    --admin-email='${magento.admin.email}'
                    --admin-firstname='${magento.admin.firstname}'
                    --admin-lastname='${magento.admin.lastname}'
                    --cleanup-database
                    --sales-order-increment-prefix='DEV'
                    --use-sample-data
                "/>
        </exec>
        <exec executable="docker">
            <arg line="exec ${docker.container.name.web} /var/www/magento/bin/magento deploy:mode:set developer"/>
        </exec>
    </target>

    <!-- Copies the whole www directory to docker container -->
    <target name="copy-www">
        <exec executable="docker">
            <arg line="cp ${basedir}/www/magento/ ${docker.container.name.web}:/var/www/"/>
        </exec>
    </target>

    <!-- deploy magento 2 sources into www dir -->
    <target name="deploy-magento-sources">
        <copy todir="${basedir}/www/magento" overwrite="true">
            <fileset dir="${basedir}/sources/magento2">
                <include name="**"/>
            </fileset>
        </copy>
    </target>

    <!-- deploy sample data into www dir -->
    <target name="deploy-sample-data">
        <copy todir="${basedir}/www/magento" overwrite="true">
            <fileset dir="${basedir}/sources/sample-data">
                <include name="**"/>
            </fileset>
        </copy>
    </target>

    <!-- installs magento2 sample data -->
    <target name="install-sample-data">
        <antcall target="deploy-sample-data"/>
        <antcall target="copy-www"/>
        <antcall target="m2-setup-upgrade"/>
        <exec executable="docker">
            <arg line="exec ${docker.container.name.web} php bin/magento setup:di:compile"/>
        </exec>
    </target>

    <target name="m2-setup-upgrade">
        <exec executable="docker">
            <arg line="exec ${docker.container.name.web} php /var/www/magento/bin/magento setup:upgrade"/>
        </exec>
    </target>
</project>