I may misunderstand something. The goal here is to open a device, read some data and unmount the device. The device being a little disk or a CDROM. I don't think cloud-init do any modification, does it? So, it should just use the 'ro' parameter and ignores the 'sync' flag.
I may misunderstand something. The goal here is to open a device, read some data and unmount the device. The device being a little disk or a CDROM. I don't think cloud-init do any modification, does it? So, it should just use the 'ro' parameter and ignores the 'sync' flag.