Download ISO in more simple way

[kiran pawar]

Below is simple test-case which is not possible today and demonstrates the locking error

1. Detach a CD-ROM
2. Download the ISO via the API
3. Reattach the CD-ROM right after

Fix it.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.opendev.org/c/openstack/oslo.vmware/+/843189

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/oslo.vmware/+/843189
Committed: https://opendev.org/openstack/oslo.vmware/commit/42ca5ddb2660227269ae1e9ce5642338e55304f0
Submitter: "Zuul (22348)"
Branch: master

commit 42ca5ddb2660227269ae1e9ce5642338e55304f0
Author: Fabian Wiesel <email address hidden>
Date: Tue May 24 19:45:15 2022 +0000

    Download ISO in more simple way.

    In order to add support of transferring an ISO from one datastore
    to another, below changes are done:
    - Return and close connection for read_connection
    - Add FileReadHandle similar to FileWriteHandle
    - Add common headers to _create_connection
    - Accept pre-build cookie for FileReadHandle/FileWriteHandle
    - DatastoreUrl as parameter for FileReadHandle/FileWriteHandle

    Closes-bug: #1975618
    Change-Id: I311c98201e3a89db561b7a0c64592803b32a8b31

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/oslo.vmware 4.0.0 release.