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qemu-options: update to show preferred boolean syntax for -vnc

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The preferred syntax is to use "foo=on|off", rather than a bare
"foo" or "nofoo".

The on|off syntax has been supported since -vnc switched to use
QemuOpts in commit 4db14629c3

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <20210216191027.595031-7-berrange@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Daniel P. Berrangé 2021-02-16 19:10:23 +00:00 committed by Paolo Bonzini
parent bf24095ff5
commit 82a17d1d67
1 changed files with 8 additions and 8 deletions
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16
qemu-options.hx
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@ -2123,13 +2123,13 @@ SRST
Following the display value there may be one or more option flags Following the display value there may be one or more option flags
separated by commas. Valid options are separated by commas. Valid options are
``reverse`` ``reverse=on|off``
Connect to a listening VNC client via a "reverse" connection. Connect to a listening VNC client via a "reverse" connection.
The client is specified by the display. For reverse network The client is specified by the display. For reverse network
connections (host:d,``reverse``), the d argument is a TCP port connections (host:d,``reverse``), the d argument is a TCP port
number, not a display number. number, not a display number.
``websocket`` ``websocket=on|off``
Opens an additional TCP listening port dedicated to VNC Opens an additional TCP listening port dedicated to VNC
Websocket connections. If a bare websocket option is given, the Websocket connections. If a bare websocket option is given, the
Websocket port is 5700+display. An alternative port can be Websocket port is 5700+display. An alternative port can be
@ -2143,7 +2143,7 @@ SRST
runs in unencrypted mode. If TLS credentials are provided, the runs in unencrypted mode. If TLS credentials are provided, the
websocket connection requires encrypted client connections. websocket connection requires encrypted client connections.
``password`` ``password=on|off``
Require that password based authentication is used for client Require that password based authentication is used for client
connections. connections.
@ -2180,7 +2180,7 @@ SRST
on the fly while the VNC server is active. If missing, it will on the fly while the VNC server is active. If missing, it will
default to denying access. default to denying access.
``sasl`` ``sasl=on|off``
Require that the client use SASL to authenticate with the VNC Require that the client use SASL to authenticate with the VNC
server. The exact choice of authentication method used is server. The exact choice of authentication method used is
controlled from the system / user's SASL configuration file for controlled from the system / user's SASL configuration file for
@ -2203,7 +2203,7 @@ SRST
fly while the VNC server is active. If missing, it will default fly while the VNC server is active. If missing, it will default
to denying access. to denying access.
``acl`` ``acl=on|off``
Legacy method for enabling authorization of clients against the Legacy method for enabling authorization of clients against the
x509 distinguished name and SASL username. It results in the x509 distinguished name and SASL username. It results in the
creation of two ``authz-list`` objects with IDs of creation of two ``authz-list`` objects with IDs of
@ -2213,13 +2213,13 @@ SRST
This option is deprecated and should no longer be used. The new This option is deprecated and should no longer be used. The new
``sasl-authz`` and ``tls-authz`` options are a replacement. ``sasl-authz`` and ``tls-authz`` options are a replacement.
``lossy`` ``lossy=on|off``
Enable lossy compression methods (gradient, JPEG, ...). If this Enable lossy compression methods (gradient, JPEG, ...). If this
option is set, VNC client may receive lossy framebuffer updates option is set, VNC client may receive lossy framebuffer updates
depending on its encoding settings. Enabling this option can depending on its encoding settings. Enabling this option can
save a lot of bandwidth at the expense of quality. save a lot of bandwidth at the expense of quality.
``non-adaptive`` ``non-adaptive=on|off``
Disable adaptive encodings. Adaptive encodings are enabled by Disable adaptive encodings. Adaptive encodings are enabled by
default. An adaptive encoding will try to detect frequently default. An adaptive encoding will try to detect frequently
updated screen regions, and send updates in these regions using updated screen regions, and send updates in these regions using
@ -2254,7 +2254,7 @@ SRST
must be omitted, otherwise is must be present and specify a must be omitted, otherwise is must be present and specify a
valid audiodev. valid audiodev.
``power-control`` ``power-control=on|off``
Permit the remote client to issue shutdown, reboot or reset power Permit the remote client to issue shutdown, reboot or reset power
control requests. control requests.
ERST ERST