monitor: add query-vnc-servers command

Add new query vnc qmp command, for the lack of better ideas just name it
"query-vnc-servers".  Changes over query-vnc:

 * It returns a list of vnc servers, so multiple vnc server instances
   are covered.
 * Each vnc server returns a list of server sockets.  Followup patch
   will use that to also report websockets.  In case we add support for
   multiple server sockets server sockets (to better support ipv4+ipv6
   dualstack) we can add them to the list too.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2014-12-17 15:49:44 +01:00
parent 2d29a4368c
commit df88768460
3 changed files with 206 additions and 0 deletions

View file

@ -750,6 +750,63 @@
'*family': 'NetworkAddressFamily',
'*service': 'str', '*auth': 'str', '*clients': ['VncClientInfo']} }
##
# @VncPriAuth:
#
# vnc primary authentication method.
#
# Since: 2.3
##
{ 'enum': 'VncPrimaryAuth',
'data': [ 'none', 'vnc', 'ra2', 'ra2ne', 'tight', 'ultra',
'tls', 'vencrypt', 'sasl' ] }
##
# @VncVencryptSubAuth:
#
# vnc sub authentication method with vencrypt.
#
# Since: 2.3
##
{ 'enum': 'VncVencryptSubAuth',
'data': [ 'plain',
'tls-none', 'x509-none',
'tls-vnc', 'x509-vnc',
'tls-plain', 'x509-plain',
'tls-sasl', 'x509-sasl' ] }
##
# @VncInfo2:
#
# Information about a vnc server
#
# @id: vnc server name.
#
# @server: A list of @VncBasincInfo describing all listening sockets.
# The list can be empty (in case the vnc server is disabled).
# It also may have multiple entries: normal + websocket,
# possibly also ipv4 + ipv6 in the future.
#
# @clients: A list of @VncClientInfo of all currently connected clients.
# The list can be empty, for obvious reasons.
#
# @auth: The current authentication type used by the server
#
# @vencrypt: #optional The vencrypt sub authentication type used by the server,
# only specified in case auth == vencrypt.
#
# @display: #optional The display device the vnc server is linked to.
#
# Since: 2.3
##
{ 'type': 'VncInfo2',
'data': { 'id' : 'str',
'server' : ['VncBasicInfo'],
'clients' : ['VncClientInfo'],
'auth' : 'VncPrimaryAuth',
'*vencrypt' : 'VncVencryptSubAuth',
'*display' : 'str' } }
##
# @query-vnc:
#
@ -761,6 +818,17 @@
##
{ 'command': 'query-vnc', 'returns': 'VncInfo' }
##
# @query-vnc-servers:
#
# Returns a list of vnc servers. The list can be empty.
#
# Returns: a list of @VncInfo2
#
# Since: 2.3
##
{ 'command': 'query-vnc-servers', 'returns': ['VncInfo2'] }
##
# @SpiceBasicInfo
#

View file

@ -2867,6 +2867,11 @@ EQMP
.args_type = "",
.mhandler.cmd_new = qmp_marshal_input_query_vnc,
},
{
.name = "query-vnc-servers",
.args_type = "",
.mhandler.cmd_new = qmp_marshal_input_query_vnc_servers,
},
SQMP
query-spice

133
ui/vnc.c
View file

@ -456,6 +456,139 @@ out_error:
return NULL;
}
static VncBasicInfoList *qmp_query_server_entry(int socket,
VncBasicInfoList *prev)
{
VncBasicInfoList *list;
VncBasicInfo *info;
struct sockaddr_storage sa;
socklen_t salen = sizeof(sa);
char host[NI_MAXHOST];
char serv[NI_MAXSERV];
if (getsockname(socket, (struct sockaddr *)&sa, &salen) < 0 ||
getnameinfo((struct sockaddr *)&sa, salen,
host, sizeof(host), serv, sizeof(serv),
NI_NUMERICHOST | NI_NUMERICSERV) < 0) {
return prev;
}
info = g_new0(VncBasicInfo, 1);
info->host = g_strdup(host);
info->service = g_strdup(serv);
info->family = inet_netfamily(sa.ss_family);
list = g_new0(VncBasicInfoList, 1);
list->value = info;
list->next = prev;
return list;
}
static void qmp_query_auth(VncDisplay *vd, VncInfo2 *info)
{
switch (vd->auth) {
case VNC_AUTH_VNC:
info->auth = VNC_PRIMARY_AUTH_VNC;
break;
case VNC_AUTH_RA2:
info->auth = VNC_PRIMARY_AUTH_RA2;
break;
case VNC_AUTH_RA2NE:
info->auth = VNC_PRIMARY_AUTH_RA2NE;
break;
case VNC_AUTH_TIGHT:
info->auth = VNC_PRIMARY_AUTH_TIGHT;
break;
case VNC_AUTH_ULTRA:
info->auth = VNC_PRIMARY_AUTH_ULTRA;
break;
case VNC_AUTH_TLS:
info->auth = VNC_PRIMARY_AUTH_TLS;
break;
case VNC_AUTH_VENCRYPT:
info->auth = VNC_PRIMARY_AUTH_VENCRYPT;
#ifdef CONFIG_VNC_TLS
info->has_vencrypt = true;
switch (vd->subauth) {
case VNC_AUTH_VENCRYPT_PLAIN:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_PLAIN;
break;
case VNC_AUTH_VENCRYPT_TLSNONE:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_TLS_NONE;
break;
case VNC_AUTH_VENCRYPT_TLSVNC:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_TLS_VNC;
break;
case VNC_AUTH_VENCRYPT_TLSPLAIN:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_TLS_PLAIN;
break;
case VNC_AUTH_VENCRYPT_X509NONE:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_X509_NONE;
break;
case VNC_AUTH_VENCRYPT_X509VNC:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_X509_VNC;
break;
case VNC_AUTH_VENCRYPT_X509PLAIN:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_X509_PLAIN;
break;
case VNC_AUTH_VENCRYPT_TLSSASL:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_TLS_SASL;
break;
case VNC_AUTH_VENCRYPT_X509SASL:
info->vencrypt = VNC_VENCRYPT_SUB_AUTH_X509_SASL;
break;
default:
info->has_vencrypt = false;
break;
}
#endif
break;
case VNC_AUTH_SASL:
info->auth = VNC_PRIMARY_AUTH_SASL;
break;
case VNC_AUTH_NONE:
default:
info->auth = VNC_PRIMARY_AUTH_NONE;
break;
}
}
VncInfo2List *qmp_query_vnc_servers(Error **errp)
{
VncInfo2List *item, *prev = NULL;
VncInfo2 *info;
VncDisplay *vd;
DeviceState *dev;
QTAILQ_FOREACH(vd, &vnc_displays, next) {
info = g_new0(VncInfo2, 1);
info->id = g_strdup(vd->id);
info->clients = qmp_query_client_list(vd);
qmp_query_auth(vd, info);
if (vd->dcl.con) {
dev = DEVICE(object_property_get_link(OBJECT(vd->dcl.con),
"device", NULL));
info->has_display = true;
info->display = g_strdup(dev->id);
}
if (vd->lsock != -1) {
info->server = qmp_query_server_entry(vd->lsock,
info->server);
}
#ifdef CONFIG_VNC_WS
if (vd->lwebsock != -1) {
/* TODO */
}
#endif
item = g_new0(VncInfo2List, 1);
item->value = info;
item->next = prev;
prev = item;
}
return prev;
}
/* TODO
1) Get the queue working for IO.
2) there is some weirdness when using the -S option (the screen is grey