Merge pull request #12 from mayeco/patch-1

Install OPCache required for Drupal 8 (master)

Author: tianon

8/Dockerfile

@@ -7,7 +7,18 @@ RUN a2enmod rewrite
 RUN apt-get update && apt-get install -y libpng12-dev libjpeg-dev libpq-dev \
 	&& rm -rf /var/lib/apt/lists/* \
 	&& docker-php-ext-configure gd --with-png-dir=/usr --with-jpeg-dir=/usr \
-	&& docker-php-ext-install gd mbstring pdo pdo_mysql pdo_pgsql
+	&& docker-php-ext-install gd mbstring opcache pdo pdo_mysql pdo_pgsql
+
+# set recommended PHP.ini settings
+# see https://secure.php.net/manual/en/opcache.installation.php
+RUN { \
+		echo 'opcache.memory_consumption=128'; \
+		echo 'opcache.interned_strings_buffer=8'; \
+		echo 'opcache.max_accelerated_files=4000'; \
+		echo 'opcache.revalidate_freq=60'; \
+		echo 'opcache.fast_shutdown=1'; \
+		echo 'opcache.enable_cli=1'; \
+	} > /usr/local/etc/php/conf.d/opcache-recommended.ini
 
 WORKDIR /var/www/html