diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst index 4b831ea291..b367418ca7 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/include/ui/console.h b/include/ui/console.h index 0f84861933..c44b28a972 100644 --- a/include/ui/console.h +++ b/include/ui/console.h @@ -518,6 +518,7 @@ 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 5e7302cbb9..1ebb89f46c 100644 --- a/monitor/qmp-cmds.c +++ b/monitor/qmp-cmds.c @@ -346,6 +346,21 @@ 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/qapi/ui.json b/qapi/ui.json index 596f37fc37..059302a5ef 100644 --- a/qapi/ui.json +++ b/qapi/ui.json @@ -1468,3 +1468,68 @@ { 'command': 'display-reload', 'data': 'DisplayReloadOptions', 'boxed' : true } + +## +# @DisplayUpdateType: +# +# Available DisplayUpdate types. +# +# @vnc: VNC display +# +# Since: 7.1 +# +## +{ '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: 7.1 +# +## +{ 'struct': 'DisplayUpdateOptionsVNC', + 'data': { '*addresses': ['SocketAddress'] } } + +## +# @DisplayUpdateOptions: +# +# Options of the display configuration reload. +# +# @type: Specify the display type. +# +# Since: 7.1 +# +## +{ 'union': 'DisplayUpdateOptions', + 'base': {'type': 'DisplayUpdateType'}, + 'discriminator': 'type', + 'data': { 'vnc': 'DisplayUpdateOptionsVNC' } } + +## +# @display-update: +# +# Update display configuration. +# +# Returns: Nothing on success. +# +# Since: 7.1 +# +# Example: +# +# -> { "execute": "display-update", +# "arguments": { "type": "vnc", "addresses": +# [ { "type": "inet", "host": "0.0.0.0", +# "port": "5901" } ] } } +# <- { "return": {} } +# +## +{ 'command': 'display-update', + 'data': 'DisplayUpdateOptions', + 'boxed' : true } diff --git a/ui/vnc.c b/ui/vnc.c index 77a660fccb..b02cb3f405 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -3981,6 +3981,29 @@ 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) {