| Message ID | 20220210141457.539582-3-vsementsov@virtuozzo.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | qapi/ui: change vnc addresses | expand |
For $SUBJECT - i'd reword slightly
qapi/ui: add 'display-update' command for changing listen address
On Thu, Feb 10, 2022 at 03:14:56PM +0100, Vladimir Sementsov-Ogievskiy wrote:
> Add possibility to change addresses where VNC server listens for new
> connections. Prior to 6.0 this functionality was available through
> 'change' qmp command which was deleted.
>
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
> ---
> docs/about/removed-features.rst | 3 +-
> qapi/ui.json | 65 +++++++++++++++++++++++++++++++++
> include/ui/console.h | 1 +
> monitor/qmp-cmds.c | 15 ++++++++
> ui/vnc.c | 23 ++++++++++++
> 5 files changed, 106 insertions(+), 1 deletion(-)
>
> diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst
> index 4c4da20d0f..63aba60873 100644
> --- a/docs/about/removed-features.rst
> +++ b/docs/about/removed-features.rst
> @@ -355,7 +355,8 @@ documentation of ``query-hotpluggable-cpus`` for additional details.
> ``change`` (removed in 6.0)
> '''''''''''''''''''''''''''
>
> -Use ``blockdev-change-medium`` or ``change-vnc-password`` instead.
> +Use ``blockdev-change-medium`` or ``change-vnc-password`` or
> +``display-update`` instead.
>
> ``query-events`` (removed in 6.0)
> '''''''''''''''''''''''''''''''''
> diff --git a/qapi/ui.json b/qapi/ui.json
> index 9354f4c467..a0851eeefa 100644
> --- a/qapi/ui.json
> +++ b/qapi/ui.json
> @@ -1334,3 +1334,68 @@
> { 'command': 'display-reload',
> 'data': 'DisplayReloadOptions',
> 'boxed' : true }
> +
> +##
> +# @DisplayUpdateType:
> +#
> +# Available DisplayUpdate types.
> +#
> +# @vnc: VNC display
> +#
> +# Since: 7.0
> +#
> +##
> +{ 'enum': 'DisplayUpdateType',
> + 'data': ['vnc'] }
> +
> +##
> +# @DisplayUpdateOptionsVNC:
> +#
> +# Specify the VNC reload options.
> +#
> +# @addresses: If specified, change set of addresses
> +# to listen for connections. Addresses configured
> +# for websockets are not touched.
> +#
> +# Since: 7.0
> +#
> +##
> +{ 'struct': 'DisplayUpdateOptionsVNC',
> + 'data': { '*addresses': ['SocketAddress'] } }
> +
> +##
> +# @DisplayUpdateOptions:
> +#
> +# Options of the display configuration reload.
> +#
> +# @type: Specify the display type.
> +#
> +# Since: 7.0
> +#
> +##
> +{ 'union': 'DisplayUpdateOptions',
> + 'base': {'type': 'DisplayUpdateType'},
> + 'discriminator': 'type',
> + 'data': { 'vnc': 'DisplayUpdateOptionsVNC' } }
> +
> +##
> +# @display-update:
> +#
> +# Update display configuration.
> +#
> +# Returns: Nothing on success.
> +#
> +# Since: 7.0
> +#
> +# Example:
> +#
> +# -> { "execute": "display-reload",
typo s/reload/update/
With the minor tweaks
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Regards,
Daniel
diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst index 4c4da20d0f..63aba60873 100644 --- a/docs/about/removed-features.rst +++ b/docs/about/removed-features.rst @@ -355,7 +355,8 @@ documentation of ``query-hotpluggable-cpus`` for additional details. ``change`` (removed in 6.0) ''''''''''''''''''''''''''' -Use ``blockdev-change-medium`` or ``change-vnc-password`` instead. +Use ``blockdev-change-medium`` or ``change-vnc-password`` or +``display-update`` instead. ``query-events`` (removed in 6.0) ''''''''''''''''''''''''''''''''' diff --git a/qapi/ui.json b/qapi/ui.json index 9354f4c467..a0851eeefa 100644 --- a/qapi/ui.json +++ b/qapi/ui.json @@ -1334,3 +1334,68 @@ { 'command': 'display-reload', 'data': 'DisplayReloadOptions', 'boxed' : true } + +## +# @DisplayUpdateType: +# +# Available DisplayUpdate types. +# +# @vnc: VNC display +# +# Since: 7.0 +# +## +{ 'enum': 'DisplayUpdateType', + 'data': ['vnc'] } + +## +# @DisplayUpdateOptionsVNC: +# +# Specify the VNC reload options. +# +# @addresses: If specified, change set of addresses +# to listen for connections. Addresses configured +# for websockets are not touched. +# +# Since: 7.0 +# +## +{ 'struct': 'DisplayUpdateOptionsVNC', + 'data': { '*addresses': ['SocketAddress'] } } + +## +# @DisplayUpdateOptions: +# +# Options of the display configuration reload. +# +# @type: Specify the display type. +# +# Since: 7.0 +# +## +{ 'union': 'DisplayUpdateOptions', + 'base': {'type': 'DisplayUpdateType'}, + 'discriminator': 'type', + 'data': { 'vnc': 'DisplayUpdateOptionsVNC' } } + +## +# @display-update: +# +# Update display configuration. +# +# Returns: Nothing on success. +# +# Since: 7.0 +# +# Example: +# +# -> { "execute": "display-reload", +# "arguments": { "type": "vnc", "addresses": +# [ { "type": "inet", "host": "0.0.0.0", +# "port": "5901" } ] } } +# <- { "return": {} } +# +## +{ 'command': 'display-update', + 'data': 'DisplayUpdateOptions', + 'boxed' : true } diff --git a/include/ui/console.h b/include/ui/console.h index f590819880..45f2ed4e2c 100644 --- a/include/ui/console.h +++ b/include/ui/console.h @@ -513,6 +513,7 @@ int vnc_display_pw_expire(const char *id, time_t expires); void vnc_parse(const char *str); int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp); bool vnc_display_reload_certs(const char *id, Error **errp); +bool vnc_display_update(DisplayUpdateOptionsVNC *arg, Error **errp); /* input.c */ int index_from_key(const char *key, size_t key_length); diff --git a/monitor/qmp-cmds.c b/monitor/qmp-cmds.c index db4d186448..246c8c1202 100644 --- a/monitor/qmp-cmds.c +++ b/monitor/qmp-cmds.c @@ -368,6 +368,21 @@ void qmp_display_reload(DisplayReloadOptions *arg, Error **errp) } } +void qmp_display_update(DisplayUpdateOptions *arg, Error **errp) +{ + switch (arg->type) { + case DISPLAY_UPDATE_TYPE_VNC: +#ifdef CONFIG_VNC + vnc_display_update(&arg->u.vnc, errp); +#else + error_setg(errp, "vnc is invalid, missing 'CONFIG_VNC'"); +#endif + break; + default: + abort(); + } +} + static int qmp_x_query_rdma_foreach(Object *obj, void *opaque) { RdmaProvider *rdma; diff --git a/ui/vnc.c b/ui/vnc.c index fa0fb736d3..c57146d9f8 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -3973,6 +3973,29 @@ static int vnc_display_listen(VncDisplay *vd, return 0; } +bool vnc_display_update(DisplayUpdateOptionsVNC *arg, Error **errp) +{ + VncDisplay *vd = vnc_display_find(NULL); + + if (!vd) { + error_setg(errp, "Can not find vnc display"); + return false; + } + + if (arg->has_addresses) { + if (vd->listener) { + qio_net_listener_disconnect(vd->listener); + object_unref(OBJECT(vd->listener)); + vd->listener = NULL; + } + + if (vnc_display_listen(vd, arg->addresses, NULL, errp) < 0) { + return false; + } + } + + return true; +} void vnc_display_open(const char *id, Error **errp) {
Add possibility to change addresses where VNC server listens for new connections. Prior to 6.0 this functionality was available through 'change' qmp command which was deleted. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> --- docs/about/removed-features.rst | 3 +- qapi/ui.json | 65 +++++++++++++++++++++++++++++++++ include/ui/console.h | 1 + monitor/qmp-cmds.c | 15 ++++++++ ui/vnc.c | 23 ++++++++++++ 5 files changed, 106 insertions(+), 1 deletion(-)