- isoName: the name you choose for the ISO file
- isoUrl: the url from where you want cloudstack to download the ISO file
- zoneID: The ID of the CloudStack zone.
- isoUploadSuccess: is set to True if action succeeded, false otherwise
- isoID: is set to Cloudstack-Iso-ID if action succeeded, otherwise not set
- textmessage about result (errormessage or success message) and sets isoUploadSuccess to True if action succeeded, false otherwise, sets isoID to Iso-ID