jetty.project/jetty-osgi/jetty-osgi-boot/jettyhome/etc/jetty-nested.xml

<?xml version="1.0"?>
<!DOCTYPE Configure PUBLIC "-//Jetty//Configure//EN" "http://www.eclipse.org/jetty/configure_9_0.dtd">

<!-- =============================================================== -->
<!-- Configure the Jetty Server Nested inside another                -->
<!--  Servlet Container.                                             -->
<!--                                                                 -->
<!-- Documentation of this file format can be found at:              -->
<!-- http://wiki.eclipse.org/Jetty/Reference/jetty.xml_syntax        -->
<!--                                                                 -->
<!-- =============================================================== -->

<Configure id="Server" class="org.eclipse.jetty.server.Server">

    <Call name="addConnector">
      <Arg>
          <New id="NestedConnector" class="org.eclipse.jetty.nested.NestedConnector">
            <Set name="statsOn">false</Set>
            <Set name="forwarded">true</Set>
            <Set name="forwardedHostHeader">x-forwarded_for</Set>
            <Set name="forwardedCipherSuiteHeader">sslclientcipher</Set>
            <Set name="forwardedSslSessionIdHeader">sslsessionid</Set>
            <Call name="addLifeCycleListener">
              <Arg>
                <New class="org.eclipse.jetty.osgi.nested.NestedConnectorListener" id="NestedConnectorListener">
                  <Set name="nestedConnector"><Ref refid="NestedConnector"/></Set>
                </New>
              </Arg>
            </Call>
          </New>
      </Arg>
    </Call>

</Configure>