[Qemu-devel] [PATCH 12/15] qapi: add change-vnc-listen (v2)

[Anthony Liguori <aliguori@us.ibm.com>]

New QMP only command to change the VNC server's listening address.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---
v1 -> v2
 - Enhanced docs (Luiz)
---
 qapi-schema.json |   15 +++++++++++++++
 qmp-commands.hx  |    8 ++++++++
 qmp.c            |    7 +++++++
 3 files changed, 30 insertions(+), 0 deletions(-)

diff --git a/qapi-schema.json b/qapi-schema.json
index 350cf1c..0c6c9b8 100644
--- a/qapi-schema.json
+++ b/qapi-schema.json
@@ -109,3 +109,18 @@
 #         string.  Existing clients are unaffected by executing this command.
 ##
 { 'command': 'change-vnc-password', 'data': {'password': 'str'} }
+
+##
+# @change-vnc-listen:
+#
+# Change the host that the VNC server listens on.
+#
+# @target:  the new server specification to listen on
+#
+# Since: 1.0
+#
+# Notes:  At this moment in time, the behavior of existing client connections
+#         when this command is executed is undefined.  The authentication
+#         settings may change after executing this command.
+##
+{ 'command': 'change-vnc-listen', 'data': {'target': 'str'} }
diff --git a/qmp-commands.hx b/qmp-commands.hx
index 7df3938..5cab212 100644
--- a/qmp-commands.hx
+++ b/qmp-commands.hx
@@ -876,6 +876,14 @@ EQMP
     },
 
     {
+        .name       = "change-vnc-listen",
+        .args_type  = "target:s",
+        .params     = "target",
+        .help       = "set vnc listening address",
+        .mhandler.cmd_new = qmp_marshal_input_change_vnc_listen,
+    },
+
+    {
         .name       = "set_password",
         .args_type  = "protocol:s,password:s,connected:s?",
         .params     = "protocol password action-if-connected",
diff --git a/qmp.c b/qmp.c
index f817a88..73d6172 100644
--- a/qmp.c
+++ b/qmp.c
@@ -35,3 +35,10 @@ void qmp_change_vnc_password(const char *password, Error **err)
         error_set(err, QERR_SET_PASSWD_FAILED);
     }
 }
+
+void qmp_change_vnc_listen(const char *target, Error **err)
+{
+    if (vnc_display_open(NULL, target) < 0) {
+        error_set(err, QERR_VNC_SERVER_FAILED, target);
+    }
+}
-- 
1.7.4.1