Use PHP-FPM pooling

config/apache/app.sixfold.org.conf

@@ -23,8 +23,28 @@
 
 		# Allow access to www/
 		Require		all granted
+
+                # Pass HTTP Authorization headers to PHP-FPM
+                CGIPassAuth     on
 	</Directory>
 
+	# PHP-FPM configuration
+        # See https://serverfault.com/questions/450628/apache-2-4-php-fpm-proxypassmatch/510784
+
+        # Required for FPM to receive POST data sent with Transfer-Encoding: chunked
+        SetEnv proxy-sendcl 1
+
+        # Forward all PHP requests to the php-fpm pool for this domain.
+        <FilesMatch "\.php$">
+                SetHandler      "proxy:unix:/run/php/app.dev.sixfold.org.sock|fcgi://app.dev.sixfold.org"
+                Header          set Cache-Control "no-store"
+        </FilesMatch>
+
+        # Set some proxy properties.
+        <Proxy "fcgi://app.dev.sixfold.org">
+                ProxySet        connectiontimeout=5 timeout=240
+        </Proxy>
+
 	RewriteEngine On
 
 	<Files "errors/([0-9]+).php">

config/php/fpm/app.sixfold.org.conf

@@ -0,0 +1,19 @@
+[app.sixfold.org]
+user = www-data
+group = www-data
+
+listen = /run/php/app.sixfold.org.sock
+listen.owner = www-data
+listen.group = www-data
+
+pm = ondemand
+pm.max_children = 20
+pm.process_idle_timeout = 30s
+pm.max_requests = 200
+
+request_slowlog_timeout = 10s
+slowlog = /var/log/local/php-fpm-slow.log
+catch_workers_output = yes
+
+php_admin_value[include_path] = /srv/app.sixfold.org/lib
+php_admin_value[auto_prepend_file] = config.php

config/php/fpm/app.sixfold.org.ini

@@ -13,14 +13,8 @@ expose_php = Off
 post_max_size = 10M
 upload_max_filesize = 6M
 
-include_path = /srv/app.sixfold.org/lib
-auto_prepend_file = config.php
-
 [session]
 session.use_strict_mode = Off
 
 [Date]
 date.timezone = Etc/UTC
-
-[app]
-app.site_status = "live"