post_install() {
    systemd-sysusers sonarr.conf

    mkdir -p /var/lib/sonarr
    if [[ ! -f /var/lib/sonarr/config.xml ]]
    then
        if [[ -f /var/lib/nzbdrone/config.xml ]]
        then
            echo "A previous installation of nzbdrone has been detected. Copying previous configuration to Sonarr"
            cp -r /var/lib/nzbdrone/* /var/lib/sonarr
        fi
        chown -R sonarr: /var/lib/sonarr
    fi
}

post_upgrade() {
    post_install $1
}