Client doesn't check image status before start uploading the file

Glance client failed with "Image status transition from active to saving is not allowed" when run tempest test in concurrency

Details in:
----------
1.https://zuul.opendev.org/t/openstack/build/44b780086a844d22a0e258389735c59b/log/controller/logs/screen-g-api.txt

2.https://review.opendev.org/c/openstack/barbican-tempest-plugin/+/897279?tab=change-view-tab-header-zuul-results-summary

Step to reproduce:
-----------------
1.Devstack conf:

USE_CINDER_FOR_GLANCE=True
disable_service n-net
enable_service q-svc
disable_service q-agt
enable_service q-dhcp
disable_service q-l3
enable_service q-meta
enable_plugin barbican https://opendev.org/openstack/barbican
enable_service rabbit mysql key

2.Run tempest test in concurrency with glance and cinder backend.

barbican_tempest_plugin.tests.scenario.test_image_signing.ImageSigningVolumeTest.test_boot_instance_from_volume_with_signed_image

Actual result:
--------------
Image status transition from active to saving is not allowed

Log:

Oct 04 08:58:17.420788 np0035410479 <email address hidden>[92936]: DEBUG glance.domain [None req-3ede92e1-a583-40be-b795-c3dbfed6a376 tempest-ImageSigningVolumeTest-1262391347 tempest-ImageSigningVolumeTest-1262391347-project-member] Image status transition from active to saving is not allowed {{(pid=92936) status /opt/stack/glance/glance/domain/__init__.py:156}}

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data [None req-3ede92e1-a583-40be-b795-c3dbfed6a376 tempest-ImageSigningVolumeTest-1262391347 tempest-ImageSigningVolumeTest-1262391347-project-member] Image status transition from active to saving is not allowed: glance.common.exception.InvalidImageStatusTransition: Image status transition from active to saving is not allowed

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data Traceback (most recent call last):

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data File "/opt/stack/glance/glance/api/v2/image_data.py", line 139, in upload

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data image.status = 'saving'

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data File "/opt/stack/glance/glance/domain/proxy.py", line 23, in set_attr

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data return setattr(getattr(self, target), attr, value)

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data File "/opt/stack/glance/glance/domain/proxy.py", line 23, in set_attr

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data return setattr(getattr(self, target), attr, value)

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data File "/opt/stack/glance/glance/domain/proxy.py", line 23, in set_attr

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data return setattr(getattr(self, target), attr, value)

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data [Previous line repeated 1 more time]

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data File "/opt/stack/glance/glance/domain/__init__.py", line 157, in status

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data raise e

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data glance.common.exception.InvalidImageStatusTransition: Image status transition from active to saving is not allowed

Oct 04 08:58:17.424765 np0035410479 <email address hidden>[92936]: ERROR glance.api.v2.image_data