Force PHP-FPM to use error_log=syslog

roles/webserver/templates/fpm/default.j2

@@ -5,4 +5,4 @@
 #
 # fpm default file for php5-fpm init script
 #
-DAEMON_ARGS="--fpm-config /etc/php5/fpm/php-fpm-custom.conf"
+DAEMON_ARGS="--fpm-config /etc/php5/fpm/php-fpm-custom.conf --define error_log=syslog"