stack@trovehost:~/trove/integration/scripts$ disk-image-create --help
Usage: disk-image-create [OPTION]... [ELEMENT]...

Options:
    -a i386|amd64|armhf|arm64 -- set the architecture of the image(default amd64)
    -o imagename -- set the imagename of the output image file(default image)
    -t qcow2,tar,tgz,squashfs,vhd,docker,aci,raw -- set the image types of the output image files (default qcow2)
       File types should be comma separated. VHD outputting requires the vhd-util
       executable be in your PATH. ACI outputting requires the ACI_MANIFEST
       environment variable be a path to a manifest file.