Comment 10 for bug 1855695

Glance still cannot do this:

2020-03-25 17:45:30.418 20 INFO oslo.privsep.daemon [req-e2d4f418-0012-4db5-a7dc-3f65eeb07054 609684595a074556be10f586f5e52fbc 15daa19f9fd742948eda9651dbccd3b4 - default default] Running privsep helper: ['sudo', 'glance-rootwrap', '/etc/glance/rootwrap.conf', 'privsep-helper', '--config-file', '/etc/glance/glance-api.conf', '--privsep_context', 'os_brick.privileged.default', '--privsep_sock_path', '/tmp/tmp2c0ocddc/privsep.sock']
2020-03-25 17:45:30.430 20 WARNING oslo.privsep.daemon [-] privsep log: sudo: no tty present and no askpass program specified
2020-03-25 17:45:30.434 20 CRITICAL oslo.privsep.daemon [req-e2d4f418-0012-4db5-a7dc-3f65eeb07054 609684595a074556be10f586f5e52fbc 15daa19f9fd742948eda9651dbccd3b4 - default default] privsep helper command exited non-zero (1)
2020-03-25 17:45:30.435 20 DEBUG os_brick.utils [req-e2d4f418-0012-4db5-a7dc-3f65eeb07054 609684595a074556be10f586f5e52fbc 15daa19f9fd742948eda9651dbccd3b4 - default default] <== get_connector_properties: exception (17ms) FailedToDropPrivileges('privsep helper command exited non-zero (1)',) trace_logging_wrapper /var/lib/kolla/venv/lib/python3.6/site-packages/os_brick/utils.py:156
2020-03-25 17:45:30.435 20 ERROR glance_store._drivers.cinder [req-e2d4f418-0012-4db5-a7dc-3f65eeb07054 609684595a074556be10f586f5e52fbc 15daa19f9fd742948eda9651dbccd3b4 - default default] Failed to write to volume 305f97f2-3a52-4810-87ba-71df7834617e.: oslo_privsep.daemon.FailedToDropPrivileges: privsep helper command exited non-zero (1)
2020-03-25 17:45:35.641 20 ERROR glance.api.v2.image_data [req-e2d4f418-0012-4db5-a7dc-3f65eeb07054 609684595a074556be10f586f5e52fbc 15daa19f9fd742948eda9651dbccd3b4 - default default] Failed to upload image data due to internal error: oslo_privsep.daemon.FailedToDropPrivileges: privsep helper command exited non-zero (1)
2020-03-25 17:45:35.685 20 ERROR glance.common.wsgi [req-e2d4f418-0012-4db5-a7dc-3f65eeb07054 609684595a074556be10f586f5e52fbc 15daa19f9fd742948eda9651dbccd3b4 - default default] Caught error: privsep helper command exited non-zero (1): oslo_privsep.daemon.FailedToDropPrivileges: privsep helper command exited non-zero (1)

will open new bug.