[Libvir] [PATCH] change a Disk/Nic of inactive domain
Daniel P. Berrange
berrange at redhat.com
Wed Jan 9 04:04:57 UTC 2008
On Tue, Jan 08, 2008 at 02:04:00PM +0900, S.Sakamoto wrote:
> Hi
>
> The libvirt on Xen-3.03 does not have the function
> that add/change/delete a Disk/NIC of inactive domain.
>
> So, I made a patch which enabled add/change/delete of Disk/NIC of inactive domain.
> This patch will be able to change "disk" or "vif" parameter in configuration file
> with "attach-disk","attach-interface", "attach-device",
> "detach-disk", "detach-interface" and "detach-device" command, like "setmem" or "setvcpus".
The general principle of the patch is fine, but this change is not:
> Index: src/conf.h
> ===================================================================
> RCS file: /data/cvs/libvirt/src/conf.h,v
> retrieving revision 1.4
> diff -u -p -r1.4 conf.h
> --- src/conf.h 30 Nov 2007 15:43:42 -0000 1.4
> +++ src/conf.h 8 Jan 2008 01:10:52 -0000
> @@ -59,12 +59,31 @@ struct _virConfValue {
> };
>
> /**
> + * virConfEntryPtr:
> + * used by configuration data
> + */
> +typedef struct _virConfEntry virConfEntry;
> +typedef virConfEntry *virConfEntryPtr;
> +
> +struct _virConfEntry {
> + virConfEntryPtr next;
> + char* name;
> + char* comment;
> + virConfValuePtr value;
> +};
> +
> +/**
> * virConfPtr:
> * a pointer to a parsed configuration file
> */
> typedef struct _virConf virConf;
> typedef virConf *virConfPtr;
>
> +struct _virConf {
> + const char* filename;
> + virConfEntryPtr entries;
> +};
> +
> virConfPtr __virConfNew (void);
> virConfPtr __virConfReadFile (const char *filename);
> virConfPtr __virConfReadMem (const char *memory,
These struct definitions *intentionally* private. There are explicit
APIs to access data within them. AFAICT, the 'virConfGetValue' API
should be sufficient for the needs of your patch without accessing the
struct data directly.
Dan.
--
|=- Red Hat, Engineering, Emerging Technologies, Boston. +1 978 392 2496 -=|
|=- Perl modules: http://search.cpan.org/~danberr/ -=|
|=- Projects: http://freshmeat.net/~danielpb/ -=|
|=- GnuPG: 7D3B9505 F3C9 553F A1DA 4AC2 5648 23C1 B3DF F742 7D3B 9505 -=|
More information about the libvir-list
mailing list