find_and_format_named_nvme.sh

find_kafka_device() {
    for device in $(nvme list | grep ^/dev | awk '{print $1}')
    do
        local found_device="$(nvme id-ctrl -v $device | grep -Po '/dev/[a-z0-9]+' || true)"
        if [[ -n "$found_device" ]]; then
            echo "$device"
            return 0
        fi
    done

    return 1
}

main() {
    kafka_device="$(find_kafka_device)"
    already_formatted="$(blkid "$kafka_device" | grep kafka || true )"
    if [[ -n "$already_formatted" ]]; then
        echo "Kafka partition already created"
    else
        mkfs.ext4 -L kafka "$kafka_device"
    fi
}