if [ ! -f /tmp/mc ]; then
		wget --quiet -O /tmp/mc https://dl.minio.io/client/mc/release/linux-amd64/mc &&
			chmod +x /tmp/mc
	fi
}

function upload_objects() {
	start_port=$1

	/tmp/mc alias set myminio http://127.0.0.1:$((start_port + 1)) minio minio123 --api=s3v4
	/tmp/mc ready myminio
	/tmp/mc mb myminio/testbucket/
	for ((i = 0; i < 20; i++)); do
		echo "my content" | /tmp/mc pipe myminio/testbucket/file-$i