settings.xml

<?xml version="1.0" encoding="UTF-8"?>
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">

    <servers>
        <server>
            <id>sunshower-oss-repo</id>
            <username>${oss-repo.username}</username>
            <password>${oss-repo.password}</password>
        </server>
        <server>
            <id>sunshower-releases</id>
            <username>${sunshower-repo.username}</username>
            <password>${sunshower-repo.password}</password>
        </server>

        <server>
            <id>sunshower-snapshots</id>
            <username>${sunshower-repo.username}</username>
            <password>${sunshower-repo.password}</password>
        </server>

        <server>
            <id>github.com</id>
            <username>${github.username}</username>
            <passphrase>${github.password}</passphrase>
        </server>
    </servers>
  ... etc.
</settings>