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ui/vnc: Require audiodev= to enable audio

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If there is no audiodev do not send the audio ack in response to
VNC_ENCODING_AUDIO, so that clients aren't told audio exists, and
immediately drop the client if they try to send any audio control messages
when audio is not advertised.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini
2023-09-25 13:08:27 +02:00
parent 0c1a5299ab
commit 9e58d7a756
4 changed files with 21 additions and 6 deletions
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8
docs/about/deprecated.rst
View File

@@ -45,13 +45,11 @@ backend settings instead of environment variables. To ease migration to
the new format, the ``-audiodev-help`` option can be used to convert
the current values of the environment variables to ``-audiodev`` options.
Creating sound card devices and vnc without ``audiodev=`` property (since 4.2)
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
Creating sound card devices without ``audiodev=`` property (since 4.2)
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
When not using the deprecated legacy audio config, each sound card
should specify an ``audiodev=`` property. Additionally, when using
vnc, you should specify an ``audiodev=`` property if you plan to
transmit audio through the VNC protocol.
should specify an ``audiodev=`` property.
Short-form boolean options (since 6.0)
''''''''''''''''''''''''''''''''''''''

6
docs/about/removed-features.rst
View File

@@ -436,6 +436,12 @@ the process listing. This was replaced by the new ``password-secret``
option which lets the password be securely provided on the command
line using a ``secret`` object instance.
Creating vnc without ``audiodev=`` property (removed in 8.2)
''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''
When using vnc, you should specify an ``audiodev=`` property if
you plan to transmit audio through the VNC protocol.
QEMU Machine Protocol (QMP) commands
------------------------------------