[libvirt] [PATCH 9/9] Virsh support for vol zeroing
Daniel P. Berrange
berrange at redhat.com
Thu Mar 4 10:22:38 UTC 2010
On Tue, Mar 02, 2010 at 05:13:34PM -0500, David Allan wrote:
> ---
> tools/virsh.c | 42 ++++++++++++++++++++++++++++++++++++++++++
> 1 files changed, 42 insertions(+), 0 deletions(-)
>
> diff --git a/tools/virsh.c b/tools/virsh.c
> index a6a637d..e52b011 100644
> --- a/tools/virsh.c
> +++ b/tools/virsh.c
> @@ -5221,6 +5221,47 @@ cmdVolDelete(vshControl *ctl, const vshCmd *cmd)
>
>
> /*
> + * "vol-zero-out" command
> + */
> +static const vshCmdInfo info_vol_zero_out[] = {
> + {"help", gettext_noop("zero out a vol")},
> + {"desc", gettext_noop("Ensure further reads from a volume return zeroes.")},
> + {NULL, NULL}
> +};
> +
> +static const vshCmdOptDef opts_vol_zero_out[] = {
> + {"pool", VSH_OT_STRING, 0, gettext_noop("pool name or uuid")},
> + {"vol", VSH_OT_DATA, VSH_OFLAG_REQ, gettext_noop("vol name, key or path")},
> + {NULL, 0, 0, NULL}
> +};
> +
> +static int
> +cmdVolZeroOut(vshControl *ctl, const vshCmd *cmd)
> +{
> + virStorageVolPtr vol;
> + int ret = TRUE;
> + char *name;
> +
> + if (!vshConnectionUsability(ctl, ctl->conn, TRUE))
> + return FALSE;
> +
> + if (!(vol = vshCommandOptVol(ctl, cmd, "vol", "pool", &name))) {
> + return FALSE;
> + }
> +
> + if (virStorageVolZeroOut(vol, 0) == 0) {
> + vshPrint(ctl, _("Vol %s zeroed out\n"), name);
> + } else {
> + vshError(ctl, _("Failed to zero out vol %s"), name);
> + ret = FALSE;
> + }
> +
> + virStorageVolFree(vol);
> + return ret;
> +}
> +
> +
> +/*
> * "vol-info" command
> */
> static const vshCmdInfo info_vol_info[] = {
> @@ -7758,6 +7799,7 @@ static const vshCmdDef commands[] = {
> {"vol-create-as", cmdVolCreateAs, opts_vol_create_as, info_vol_create_as},
> {"vol-clone", cmdVolClone, opts_vol_clone, info_vol_clone},
> {"vol-delete", cmdVolDelete, opts_vol_delete, info_vol_delete},
> + {"vol-zero-out", cmdVolZeroOut, opts_vol_zero_out, info_vol_zero_out},
Following my API name suggestion, I'd call this 'vol-wipe' too
> {"vol-dumpxml", cmdVolDumpXML, opts_vol_dumpxml, info_vol_dumpxml},
> {"vol-info", cmdVolInfo, opts_vol_info, info_vol_info},
> {"vol-list", cmdVolList, opts_vol_list, info_vol_list},
Daniel
--
|: Red Hat, Engineering, London -o- http://people.redhat.com/berrange/ :|
|: http://libvirt.org -o- http://virt-manager.org -o- http://deltacloud.org :|
|: http://autobuild.org -o- http://search.cpan.org/~danberr/ :|
|: GnuPG: 7D3B9505 -o- F3C9 553F A1DA 4AC2 5648 23C1 B3DF F742 7D3B 9505 :|
More information about the libvir-list
mailing list