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[libvirt] [libvirt-glib 8/9] Connect a bunch of domain event to signals



Forgot to hit 'reply-all' :(


---------- Forwarded message ----------
From: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date: Thu, Sep 29, 2011 at 2:25 PM
Subject: Re: [libvirt] [libvirt-glib 8/9] Connect a bunch of domain
event to signals
To: "Daniel P. Berrange" <berrange redhat com>


On Thu, Sep 29, 2011 at 11:45 AM, Daniel P. Berrange
<berrange redhat com> wrote:
> On Wed, Sep 28, 2011 at 09:30:57PM +0200, Marc-André Lureau wrote:
>> ---
>>  libvirt-gobject/libvirt-gobject-connection.c |  126 ++++++++++++++++++++++++++
>>  1 files changed, 126 insertions(+), 0 deletions(-)
>>
>> diff --git a/libvirt-gobject/libvirt-gobject-connection.c b/libvirt-gobject/libvirt-gobject-connection.c
>> index e99a08d..34781e6 100644
>> --- a/libvirt-gobject/libvirt-gobject-connection.c
>> +++ b/libvirt-gobject/libvirt-gobject-connection.c
>
>> @@ -277,6 +398,10 @@ gboolean gvir_connection_open(GVirConnection *conn,
>>          return FALSE;
>>      }
>>
>> +    if (virConnectDomainEventRegister(priv->conn, domain_event_cb, conn, NULL) == -1) {
>> +        g_warning("Failed to register domain events, ignoring");
>> +    }
>> +
>
> You might have noticed that we jump through some horrific hoops in
> gvir_connection_fetch_domains(). The reason for this is so that we
> can issue fake event notifications for start/stopped/added/removed
> when virConnectDomainEventRegister() is not available. Not all hypervisors
> support the virConnectDomainEventRegister() API, so we need that fallback
> code. When you succesfully call virConnectDomainEventRegister(), we should
> disable the event emitting part at the end of gvir_connection_fetch_domains()
> to avoid duplicate events.

 In that case, create_domain() method should emit the signal too when
event didn't register?

--
Regards,

Zeeshan Ali (Khattak)
FSF member#5124


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