build.redis.xml

<?xml version="1.0" encoding="UTF-8" ?>

<project name="Redis" default="help">
    <target
            name="clean-redis-settings"
            description="Remove redis settings from the settings file. Ideal to facilitate re-installs.">
        <replaceregexp file="${website.settings.php}" pattern="(.*)// REDIS SETTING${line.separator}" replace="" />
    </target>

    <target
            name="setup-redis"
            depends="clean-redis-settings"
            description="Sets up redis when available.">
        <if>
            <isset property="redis.host" />
            <then>
                <phingcall target="enable-module">
                    <property name="module" value="redis" />
                </phingcall>
                <phingcall target="writable-settings-folder" />
                <phingcall target="writable-settings-php" />
                <append destFile="${website.settings.php}" text="$settings['redis.connection']['interface'] = 'Predis'; // REDIS SETTING${line.separator}" />
                <append destFile="${website.settings.php}" text="$settings['redis.connection']['host']      = '${redis.host}'; // REDIS SETTING${line.separator}" />
                <append destFile="${website.settings.php}" text="$settings['cache']['default'] = 'cache.backend.redis'; // REDIS SETTING${line.separator}" />
                <append destFile="${website.settings.php}" text="$settings['container_yamls'][] = DRUPAL_ROOT . '/modules/contrib/redis/example.services.yml'; // REDIS SETTING${line.separator}" />
                <phingcall target="clear-cache" />
            </then>
            <else>
                <echo message="Skipping setup of Redis. The 'redis.host' property is not defined." />
            </else>
        </if>
    </target>
</project>