From 8243b6922d854f1857a0cdc4e3cc076e78cf5fd7 Mon Sep 17 00:00:00 2001
From: zzz <zzz@mail.i2p>
Date: Wed, 20 Jan 2016 22:40:11 +0000
Subject: [PATCH] Jetty: Add gzip filter to eepsite Jetty (new installs only)
---
.../eepsite/contexts/base-context.xml | 41 +++++++++++++++++++
.../eepsite/contexts/cgi-context.xml | 31 ++++++++++++++
2 files changed, 72 insertions(+)
diff --git a/installer/resources/eepsite/contexts/base-context.xml b/installer/resources/eepsite/contexts/base-context.xml
index ee995738b8..99f788d3fe 100644
--- a/installer/resources/eepsite/contexts/base-context.xml
+++ b/installer/resources/eepsite/contexts/base-context.xml
@@ -37,5 +37,46 @@ to serve static html files and images.
<Arg>org.eclipse.jetty.servlet.DefaultServlet</Arg>
<Arg>/</Arg>
</Call>
+ <Call name="addServlet">
+ <Arg>org.eclipse.jetty.servlet.DefaultServlet</Arg>
+ <Arg>/</Arg>
+ </Call>
+ <Call name="addFilter">
+ <!-- Add a filter to gzip on-the fly, since if we don't do it, I2P will.
+ - This lowers the resource usage in the Java process on the client side,
+ - by pushing the decompression out of Java and into the browser.
+ - For all the reasons noted in the GzipFilter javadocs, this is normally
+ - a bad idea for static content, but this is I2P.
+ - See I2PTunnelHTTPServer for the I2P compressor.
+ -->
+ <Arg>
+ <New class="org.eclipse.jetty.servlet.FilterHolder" >
+ <Arg>
+ <New class="org.eclipse.jetty.servlets.GzipFilter" />
+ </Arg>
+ <Call name="setInitParameter">
+ <!-- minimum in Java is 1300 -->
+ <Arg>minGzipSize</Arg>
+ <Arg>512</Arg>
+ </Call>
+ <Call name="setInitParameter">
+ <!-- In Java we have a blacklist. This covers the most common cases. -->
+ <Arg>mimeTypes</Arg>
+ <Arg>application/pdf,application/x-javascript,application/xhtml+xml,application/xml,image/svg+xml,text/css,text/html,text/plain</Arg>
+ </Call>
+ </New>
+ </Arg>
+ <Arg>/*</Arg>
+ <Arg>
+ <!-- just guessing here -->
+ <Call class="java.util.EnumSet" name="of" >
+ <Arg>
+ <Call class="javax.servlet.DispatcherType" name="valueOf" >
+ <Arg>REQUEST</Arg>
+ </Call>
+ </Arg>
+ </Call>
+ </Arg>
+ </Call>
</Configure>
diff --git a/installer/resources/eepsite/contexts/cgi-context.xml b/installer/resources/eepsite/contexts/cgi-context.xml
index 3ae8f390d1..01df011234 100644
--- a/installer/resources/eepsite/contexts/cgi-context.xml
+++ b/installer/resources/eepsite/contexts/cgi-context.xml
@@ -33,4 +33,35 @@ Configure a custom context for the eepsite.
<Arg>org.eclipse.jetty.servlets.CGI</Arg>
<Arg>/</Arg>
</Call>
+ <Call name="addFilter">
+ <!-- See base-context.xml for info.
+ Unlike for DefaultServlet, there's not even a theoretical
+ inefficiency for using this.
+ -->
+ <Arg>
+ <New class="org.eclipse.jetty.servlet.FilterHolder" >
+ <Arg>
+ <New class="org.eclipse.jetty.servlets.GzipFilter" />
+ </Arg>
+ <Call name="setInitParameter">
+ <Arg>minGzipSize</Arg>
+ <Arg>512</Arg>
+ </Call>
+ <Call name="setInitParameter">
+ <Arg>mimeTypes</Arg>
+ <Arg>application/pdf,application/x-javascript,application/xhtml+xml,application/xml,image/svg+xml,text/css,text/html,text/plain</Arg>
+ </Call>
+ </New>
+ </Arg>
+ <Arg>/*</Arg>
+ <Arg>
+ <Call class="java.util.EnumSet" name="of" >
+ <Arg>
+ <Call class="javax.servlet.DispatcherType" name="valueOf" >
+ <Arg>REQUEST</Arg>
+ </Call>
+ </Arg>
+ </Call>
+ </Arg>
+ </Call>
</Configure>
--
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