[libvirt] [libvirt-glib 03/20] gconfig: Introduce GVirConfigDomainGraphicsListenAddress

[Daniel P. Berrange]

On Wed, Oct 05, 2016 at 09:37:52AM +0200, Christophe Fergeau wrote:
> hey,
> 
> On Tue, Oct 04, 2016 at 04:30:14PM +0100, Daniel P. Berrange wrote:
> > > +
> > > +/**
> > > + * gvir_config_domain_graphics_listen_address_get_inet_address:
> > > + *
> > > + * Returns the #GInetAddress associated with the #GVirConfigDomainGraphicsListenAddress.
> > > + *
> > > + * Returns: (transfer full): a #GInetAddress.
> > > + *
> > > + */
> > > +GInetAddress *
> > > +gvir_config_domain_graphics_listen_address_get_inet_address(GVirConfigDomainGraphicsListenAddress *listen)
> > > +{
> > > +    g_return_val_if_fail(GVIR_CONFIG_IS_DOMAIN_GRAPHICS_LISTEN_ADDRESS(listen), NULL);
> > > +
> > > +    const gchar *address = gvir_config_object_get_attribute(GVIR_CONFIG_OBJECT(listen),
> > > +                                                            NULL,
> > > +                                                            "address");
> > > +    return g_inet_address_new_from_string(address);
> > > +}
> > 
> > IIUC GInetAddress only supports numeric IP addresses, where as libvirt
> > also allows hostnames anywhere that an IP address is used. So apps
> > using get_inet_address are liable to get NULL returned if we use
> > GInetAddress.
> > 
> > So IMHO we should not use GInetAddress as it'd lead to apps which
> > blindly use this API not realising they'll break if someone put a
> > hostname in the XML until it is too late.
> 
> Good point. Should we keep _set_inet_address() which would limit what we
> can set, but would not lead to unexpected results depending on the XML
> content, or should we just drop the GInetAddress altogether, and only
> keep the string based API (which is what Visarion initially proposed).

I think I'd just drop GInetAddress completely to avoid confusion.


Regards,
Daniel
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