Optimise loading of piwik javascript

Serve it precompressed, and improve the cacheability.
openstreetmap · Jun 18, 2019 · 8adb918 · 8adb918
1 parent b73a91d
commit 8adb918
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diff --git a/cookbooks/piwik/recipes/default.rb b/cookbooks/piwik/recipes/default.rb
@@ -33,7 +33,9 @@
 
 package "geoipupdate"
 
+apache_module "expires"
 apache_module "php7.2"
+apache_module "rewrite"
 
 version = node[:piwik][:version]
 
@@ -56,6 +58,14 @@
   not_if { File.exist?("/opt/piwik-#{version}/piwik") }
 end
 
+execute "/opt/piwik-#{version}/piwik/piwik.js" do
+  command "gzip -k -9 /opt/piwik-#{version}/piwik/piwik.js"
+  cwd "/opt/piwik-#{version}"
+  user "root"
+  group "root"
+  not_if { File.exist?("/opt/piwik-#{version}/piwik/piwik.js.gz") }
+end
+
 directory "/opt/piwik-#{version}/piwik/config" do
   owner "www-data"
   group "www-data"

diff --git a/cookbooks/piwik/templates/default/apache.erb b/cookbooks/piwik/templates/default/apache.erb
@@ -31,4 +31,23 @@
 
 <Directory /srv/piwik.openstreetmap.org>
 	Require all granted
+
+	ExpiresActive On
+	RewriteEngine on
+
+	RewriteCond "%{HTTP:Accept-encoding}" "gzip"
+	RewriteCond "%{REQUEST_FILENAME}\.gz" -s
+	RewriteRule "^(.*)\.js" "$1\.js\.gz" [QSA]
+
+	RewriteRule "\.js\.gz$"  "-" [T=text/javascript,E=no-gzip:1]
+
+	<FilesMatch "\.js\.gz$">
+		Header append Content-Encoding gzip
+		Header append Vary Accept-Encoding
+	</FilesMatch>
+
+	<FilesMatch "(\.js|\.js\.gz)$">
+		ExpiresDefault "access plus 1 week"
+		Header set Cache-Control "max-age=604800"
+	</FilesMatch>
 </Directory>