console not negotiating TLS with certificates provided by vault

[Seth Tanner]

The web browser shows: Secure Connection Failed

$ tail -f /var/log/nova/nova-novncproxy.log
2020-05-29 21:10:50.484 107783 INFO nova.console.websocketproxy [-] WebSocket server settings:
2020-05-29 21:10:50.484 107783 INFO nova.console.websocketproxy [-] - Listen on 0.0.0.0:6080
2020-05-29 21:10:50.485 107783 INFO nova.console.websocketproxy [-] - Web server (no directory listings). Web root: /usr/share/novnc
2020-05-29 21:10:50.485 107783 INFO nova.console.websocketproxy [-] - SSL/TLS support
2020-05-29 21:10:50.486 107783 INFO nova.console.websocketproxy [-] - proxying from 0.0.0.0:6080 to None:None
2020-05-29 21:12:37.930 109375 INFO nova.console.websocketproxy [-] handler exception: wrap_socket() got an unexpected keyword argument '_context'

$ openssl s_client -connect nova-cloud-controller:6080
CONNECTED(00000003)
write:errno=54
---
no peer certificate available
---
No client certificate CA names sent
---
SSL handshake has read 0 bytes and written 307 bytes
---
New, (NONE), Cipher is (NONE)
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
SSL-Session:
    Protocol : TLSv1.2
    Cipher : 0000
    Session-ID:
    Session-ID-ctx:
    Master-Key:
    Key-Arg : None
    PSK identity: None
    PSK identity hint: None
    SRP username: None
    Start Time: 1590801024
    Timeout : 300 (sec)
    Verify return code: 0 (ok)

[Alex Kavanagh (ajkavanagh)]

This bug is now 3 years old; setting to incomplete - it will expire in 60 days unless reset to new. If this issue still persists, please reset the bug to new and add additional supporting information.

[Launchpad Janitor (janitor)]

[Expired for OpenStack Nova Cloud Controller Charm because there has been no activity for 60 days.]