server.xml

<?xml version="1.0" encoding="UTF-8"?>
<server description="new server">

    <featureManager>
        <feature>javaee-8.0</feature>
        <feature>microProfile-3.0</feature>
    </featureManager>

    <httpEndpoint id="defaultHttpEndpoint" httpPort="9080" httpsPort="9443"/>

    <quickStartSecurity userName="duke" userPassword="dukeduke"/>

    <dataSource id="DefaultDataSource" jndiName="jdbc/postgresql">
        <jdbcDriver libraryRef="postgresql-library"/>
        <properties.postgresql serverName="book-store"
                               portNumber="5432"
                               databaseName="postgres"
                               user="postgres"
                               password="postgres"/>
    </dataSource>

    <library id="postgresql-library">
        <fileset dir="/opt/ol/wlp/lib"/>
    </library>
</server>