16.2.2. ポート制限

<subsystem xmlns="urn:jboss:domain:undertow:12.0">
    ...
    <server name="default-server">
        ...
        <https-listener name="https" socket-binding="https" security-realm="ApplicationRealm" enable-http2="true"/>
        <https-listener name="https-admin" socket-binding="https-admin" security-realm="ApplicationRealm" enable-http2="true"/>
        <host name="default-host" alias="localhost">
            ...
            <filter-ref name="portAccess"/>
        </host>
    </server>
    <filters>
        <expression-filter name="portAccess" expression="path-prefix('/auth/admin') and not equals(%p, 8444) -> response-code(403)"/>
    </filters>
    ...
</subsystem>

...

<socket-binding-group name="standard-sockets" default-interface="public" port-offset="${jboss.socket.binding.port-offset:0}">
    ...
    <socket-binding name="https" port="${jboss.https.port:8443}"/>
    <socket-binding name="https-admin" port="${jboss.https.port:8444}"/>
    ...
</socket-binding-group>

<subsystem xmlns="urn:jboss:domain:undertow:12.0">
    ...
    <server name="default-server">
        ...
        <https-listener name="https" socket-binding="https" security-realm="ApplicationRealm" enable-http2="true"/>
        <https-listener name="https-admin" socket-binding="https-admin" security-realm="ApplicationRealm" enable-http2="true"/>
        <host name="default-host" alias="localhost">
            ...
            <filter-ref name="portAccess"/>
        </host>
    </server>
    <filters>
        <expression-filter name="portAccess" expression="path-prefix('/auth/admin') and not equals(%p, 8444) -> response-code(403)"/>
    </filters>
    ...
</subsystem>

...

<socket-binding-group name="standard-sockets" default-interface="public" port-offset="${jboss.socket.binding.port-offset:0}">
    ...
    <socket-binding name="https" port="${jboss.https.port:8443}"/>
    <socket-binding name="https-admin" port="${jboss.https.port:8444}"/>
    ...
</socket-binding-group>

/socket-binding-group=standard-sockets/socket-binding=https-admin/:add(port=8444)

/subsystem=undertow/server=default-server/https-listener=https-admin:add(socket-binding=https-admin, security-realm=ApplicationRealm, enable-http2=true)

/subsystem=undertow/configuration=filter/expression-filter=portAccess:add(,expression="path-prefix('/auth/admin') and not equals(%p, 8444) -> response-code(403)")
/subsystem=undertow/server=default-server/host=default-host/filter-ref=portAccess:add()

/socket-binding-group=standard-sockets/socket-binding=https-admin/:add(port=8444)

/subsystem=undertow/server=default-server/https-listener=https-admin:add(socket-binding=https-admin, security-realm=ApplicationRealm, enable-http2=true)

/subsystem=undertow/configuration=filter/expression-filter=portAccess:add(,expression="path-prefix('/auth/admin') and not equals(%p, 8444) -> response-code(403)")
/subsystem=undertow/server=default-server/host=default-host/filter-ref=portAccess:add()