vnc/spice: add set_passwd monitor command.

This patch adds new set_password and expire_password monitor commands
which allows to change and expire the password for spice and vnc
connections.  See the doc update patch chunk for details.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

1 files changed, 54 insertions, 0 deletions

diff --git a/hmp-commands.hx b/hmp-commands.hx
index 23024ba6f2..f0ae3b9fd8 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -1135,6 +1135,60 @@ Set the encrypted device @var{device} password to @var{password}
 ETEXI
 
     {
+        .name       = "set_password",
+        .args_type  = "protocol:s,password:s,connected:s?",
+        .params     = "protocol password action-if-connected",
+        .help       = "set spice/vnc password",
+        .user_print = monitor_user_noop,
+        .mhandler.cmd_new = set_password,
+    },
+
+STEXI
+@item set_password [ vnc | spice ] password [ action-if-connected ]
+@findex set_password
+
+Change spice/vnc password.  Use zero to make the password stay valid
+forever.  @var{action-if-connected} specifies what should happen in
+case a connection is established: @var{fail} makes the password change
+fail.  @var{disconnect} changes the password and disconnects the
+client.  @var{keep} changes the password and keeps the connection up.
+@var{keep} is the default.
+ETEXI
+
+    {
+        .name       = "expire_password",
+        .args_type  = "protocol:s,time:s",
+        .params     = "protocol time",
+        .help       = "set spice/vnc password expire-time",
+        .user_print = monitor_user_noop,
+        .mhandler.cmd_new = expire_password,
+    },
+
+STEXI
+@item expire_password [ vnc | spice ] expire-time
+@findex expire_password
+
+Specify when a password for spice/vnc becomes
+invalid. @var{expire-time} accepts:
+
+@table @var
+@item now
+Invalidate password instantly.
+
+@item never
+Password stays valid forever.
+
+@item +nsec
+Password stays valid for @var{nsec} seconds starting now.
+
+@item nsec
+Password is invalidated at the given time.  @var{nsec} are the seconds
+passed since 1970, i.e. unix epoch.
+
+@end table
+ETEXI
+
+    {
         .name       = "info",
         .args_type  = "item:s?",
         .params     = "[subcommand]",