Useful Wildfly Undertow Config

<tls>
    <key-stores>
        <key-store name="LocalhostKeyStore">
            <credential-reference clear-text="secret"/>
            <implementation type="JKS"/>
            <file path="server.jks" relative-to="jboss.server.config.dir"/>
        </key-store>
    </key-stores>
    <key-managers>
        <key-manager name="LocalhostKeyManager" key-store="LocalhostKeyStore" alias-filter="servercert">
            <credential-reference clear-text="secret"/>
        </key-manager>
    </key-managers>
    <server-ssl-contexts>
        <server-ssl-context name="LocalhostSslContext" key-manager="LocalhostKeyManager"/>
    </server-ssl-contexts>
</tls>

<subsystem xmlns="urn:jboss:domain:undertow:4.0">
    <buffer-cache name="default"/>
    <server name="default-server">
        <.../>
        <https-listener name="https" socket-binding="https" ssl-context="LocalhostSslContext" enable-http2="true"/>
        <.../>
    </server>

<subsystem xmlns="urn:jboss:domain:undertow:4.0">
    <server name="default-server">
        <host name="default-host" alias="localhost">
             <.../>
            <location name="/my-app" handler="my-app-proxy"/>
        </host>
    </server>
    <.../>
    <handlers>
        <.../>
        <reverse-proxy name="my-app-proxy">
            <host name="localhost" outbound-socket-binding="my-app-binding" scheme="http" path="/my-app" instance-id="my-app-route"/>
        </reverse-proxy>
    </handlers>
    <.../>
</subsystem>

<socket-binding-group name="standard-sockets" default-interface="public" port-offset="${jboss.socket.binding.port-offset:0}">
    <.../>
    <outbound-socket-binding name="my-app-binding">
        <remote-destination host="192.168.1.2" port="8888" />
    </outbound-socket-binding>
    <.../>