solr/server/etc/jetty-https.xml

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

<!-- ============================================================= -->
<!-- Configure a HTTPS connector.                                  -->
<!-- This configuration must be used in conjunction with jetty.xml -->
<!-- and jetty-ssl.xml.                                            -->
<!-- ============================================================= -->
<Configure id="Server" class="org.eclipse.jetty.server.Server">

  <Ref refid="sslContextFactory">
    <Set name="CipherComparator">
      <Get class="org.eclipse.jetty.http2.HTTP2Cipher" name="COMPARATOR"/>
    </Set>
    <Set name="useCipherSuitesOrder">true</Set>
  </Ref>

  <!-- =========================================================== -->
  <!-- Add a HTTPS Connector.                                      -->
  <!-- Configure an o.e.j.server.ServerConnector with connection   -->
  <!-- factories for TLS (aka SSL) and HTTP to provide HTTPS.      -->
  <!-- All accepted TLS connections are wired to a HTTP connection.-->
  <!--                                                             -->
  <!-- Consult the javadoc of o.e.j.server.ServerConnector,        -->
  <!-- o.e.j.server.SslConnectionFactory and                       -->
  <!-- o.e.j.server.HttpConnectionFactory for all configuration    -->
  <!-- that may be set here.                                       -->
  <!-- =========================================================== -->
  <Call id="httpsConnector" name="addConnector">
    <Arg>
      <New class="org.eclipse.jetty.server.ServerConnector">
        <Arg name="server"><Ref refid="Server" /></Arg>
        <Arg name="acceptors" type="int"><Property name="solr.jetty.ssl.acceptors" default="-1"/></Arg>
        <Arg name="selectors" type="int"><Property name="solr.jetty.ssl.selectors" default="-1"/></Arg>
        <Arg name="factories">
          <Array type="org.eclipse.jetty.server.ConnectionFactory">
            <Item>
              <New class="org.eclipse.jetty.server.SslConnectionFactory">
                <Arg name="next">alpn</Arg>
                <Arg name="sslContextFactory"><Ref refid="sslContextFactory"/></Arg>
              </New>
            </Item>
            <Item>
              <New id="alpn" class="org.eclipse.jetty.alpn.server.ALPNServerConnectionFactory">
                <Arg name="protocols">
                  <Array type="java.lang.String">
                    <Item>h2</Item>
                    <Item>http/1.1</Item>
                  </Array>
                </Arg>
                <Set name="defaultProtocol">http/1.1</Set>
              </New>
            </Item>
            <Item>
              <New class="org.eclipse.jetty.http2.server.HTTP2ServerConnectionFactory">
                <Arg name="config"><Ref refid="sslHttpConfig"/></Arg>
              </New>
            </Item>
            <Item>
              <New class="org.eclipse.jetty.server.HttpConnectionFactory">
                <Arg name="config"><Ref refid="sslHttpConfig"/></Arg>
              </New>
            </Item>
          </Array>
        </Arg>
        <Set name="host"><Property name="solr.jetty.host" /></Set>
        <Set name="port"><Property name="solr.jetty.https.port" default="8983" /></Set>
        <Set name="idleTimeout"><Property name="solr.jetty.https.timeout" default="120000"/></Set>
        <Set name="acceptorPriorityDelta"><Property name="solr.jetty.ssl.acceptorPriorityDelta" default="0"/></Set>
        <Set name="acceptQueueSize"><Property name="solr.jetty.https.acceptQueueSize" default="0"/></Set>
      </New>
    </Arg>
  </Call>

</Configure>