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Re: [libvirt] [PATCH 3/3] virsh: enhance snapshot-create-as



On Wed, Jun 15, 2011 at 04:26:26PM -0600, Eric Blake wrote:
> Similar to pool-create-as.
> 
> * tools/virsh.c (cmdSnapshotCreateAs): Add --print-xml.
> * tools/virsh.pod: Document it.
> ---
>  tools/virsh.c   |    7 +++++++
>  tools/virsh.pod |    6 ++++--
>  2 files changed, 11 insertions(+), 2 deletions(-)
> 
> diff --git a/tools/virsh.c b/tools/virsh.c
> index 3a59acd..97f7cf8 100644
> --- a/tools/virsh.c
> +++ b/tools/virsh.c
> @@ -11054,6 +11054,7 @@ static const vshCmdOptDef opts_snapshot_create_as[] = {
>      {"domain", VSH_OT_DATA, VSH_OFLAG_REQ, N_("domain name, id or uuid")},
>      {"name", VSH_OT_DATA, 0, N_("name of snapshot")},
>      {"description", VSH_OT_DATA, 0, N_("description of snapshot")},
> +    {"print-xml", VSH_OT_BOOL, 0, N_("print XML document rather than create")},
>      {NULL, 0, 0, NULL}
>  };
> 
> @@ -11098,6 +11099,12 @@ cmdSnapshotCreateAs(vshControl *ctl, const vshCmd *cmd)
>          goto cleanup;
>      }
> 
> +    if (vshCommandOptBool(cmd, "print-xml")) {
> +        vshPrint(ctl, "%s\n",  buffer);
> +        ret = true;
> +        goto cleanup;
> +    }
> +
>      snapshot = virDomainSnapshotCreateXML(dom, buffer, 0);
>      if (snapshot == NULL)
>          goto cleanup;
> diff --git a/tools/virsh.pod b/tools/virsh.pod
> index 44f2e25..567e7de 100644
> --- a/tools/virsh.pod
> +++ b/tools/virsh.pod
> @@ -1402,11 +1402,13 @@ I<xmlfile>.  The only properties settable for a domain snapshot are the
>  automatically filled in by libvirt.  If I<xmlfile> is completely omitted,
>  then libvirt will choose a value for all fields.
> 
> -=item B<snapshot-create-as> I<domain> optional I<name> I<description>
> +=item B<snapshot-create-as> I<domain> optional I<--print-xml>
> +I<name> I<description>
> 
>  Create a snapshot for domain I<domain> with the given <name> and
>  <description>; if either value is omitted, libvirt will choose a
> -value.
> +value.  If I<--print-xml> is specified, then XML appropriate for
> +I<snapshot-create> is output, rather than actually creating a snapshot.
> 
>  =item B<snapshot-current> I<domain>

  ACK,

Daniel

-- 
Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
daniel veillard com  | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library  http://libvirt.org/


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