...
string dsId // effectively pointer/key into dsConfigs
string URL URLsuffix // PKA name - added to the datastore URL
Format iformat // RAW, QCOW2, CONTAINEROCI, BLOB_TREE,
...
string volumeID // UUID uuid
string contentStoreId (can be null) // used to be Image: root of the blob tree required to
// construct this Volume
VolumeType voltype // describes the type of the Volume and thus how to construct it
// out of the contentSoreID blobs (PKA DriveType) volumeContentOrigin origin
VolumeAccessProtocols protocols[] // describes all the different ways how this Volume can
// be offered to Tasks (9p, nfs, scsi, ata, virtio, etc.)
...
volumeContentOriginType type = 1; volumeDownloadOrigin download = 2;
VolumeType voltype // describes the type of the constructed volume (note that "EMPTY" is not used; that is the "BLANK" type)
string downloadContentStoreID = 2; // where we get DOWNLOAD types from
// TBD More optional fields for other originTypes
}
message volumeDownloadOrigin {
string datastoreID = 1; // UUID string
string URLsuffix = 2; // what to append to the datastore URL
string sha = 3; // Either specified in config or determined from registry
}
Putting it together
message ZInfoVolume {
...