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Re: [libvirt] [PATCH 2/3] conf: add 'policy' attribute to graphics element for vnc



On 05/06/2013 03:19 PM, Guannan Ren wrote:
>  -vnc :5900,share=allow-exclusive
> allows clients to ask for exclusive access which is
> implemented by dropping  other connections Connecting
> multiple clients in parallel requires all clients asking
> for a shared session (vncviewer: -shared switch)
> 
>  -vnc :5900,share=force-shared
> disables exclusive client access.  Useful for shared
> desktop sessions, where you don't want someone forgetting
> specify -shared disconnect everybody else.
> 
>  -vnc :5900,share=ignore
> completely ignores the shared flag and allows everybody
> connect unconditionally
> ---
>  src/conf/domain_conf.c   | 28 ++++++++++++++++++++++++++++
>  src/conf/domain_conf.h   | 11 +++++++++++
>  src/libvirt_private.syms |  2 ++
>  3 files changed, 41 insertions(+)
> 
> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> index fe97c02..eaa0b0e 100644
> --- a/src/conf/domain_conf.c
> +++ b/src/conf/domain_conf.c
> @@ -7574,6 +7582,21 @@ virDomainGraphicsDefParseXML(xmlNodePtr node,
>              VIR_FREE(autoport);
>          }
>  
> +        if ((policy = virXMLPropString(node, "policy")) != NULL) {
> +            int sharingPolicy =
> +               virDomainGraphicsVNCDisplaySharingPolicyTypeFromString(policy);
> +
> +            if (sharingPolicy < 0) {
> +                virReportError(VIR_ERR_INTERNAL_ERROR,

I'd rather use VIR_ERR_CONFIG_UNSUPPORTED.

> +                               _("unknown vnc display sharing policy '%s'"), policy);
> +                VIR_FREE(policy);
> +                goto error;
> +            } else {
> +                def->data.vnc.sharingPolicy = sharingPolicy;
> +            }
> +            VIR_FREE(policy);
> +        }
> +
>          def->data.vnc.socket = virXMLPropString(node, "socket");
>          def->data.vnc.keymap = virXMLPropString(node, "keymap");
>  
> diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
> index 21f7ce2..05137ca 100644
> --- a/src/conf/domain_conf.h
> +++ b/src/conf/domain_conf.h
> @@ -1284,6 +1284,15 @@ struct _virDomainGraphicsAuthDef {
>      int connected; /* action if connected */
>  };
>  
> +enum virDomainGraphicsVNCDisplaySharingPolicy {
> +    VIR_DOMAIN_GRAPHICS_VNC_DISPLAY_DEFAULT = 0,
> +    VIR_DOMAIN_GRAPHICS_VNC_DISPLAY_ALLOW_EXCLUSIVE,
> +    VIR_DOMAIN_GRAPHICS_VNC_DISPLAY_FORCE_SHARED,
> +    VIR_DOMAIN_GRAPHICS_VNC_DISPLAY_IGNORE,
> +
> +    VIR_DOMAIN_GRAPHICS_VNC_DISPLAY_LAST
> +};
> +

s/DISPLAY/SHARING/
VIR_DOMAIN_GRAPHICS_VNC_SHARING_IGNORE seems less confusing to me than
VIR_DOMAIN_GRAPHICS_VNC_DISPLAY_IGNORE

Jan


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