On 01/15/2014 07:23 AM, Thorsten Behrens wrote:
> ---
> src/lxc/lxc_driver.c | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 51 insertions(+)
>
> diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
> index 1e9c77a..1d2a457 100644
> --- a/src/lxc/lxc_driver.c
> +++ b/src/lxc/lxc_driver.c
> @@ -2021,6 +2021,56 @@ lxcDomainGetSchedulerParameters(virDomainPtr domain,
>
>
> static int
> +lxcDomainBlockStats(virDomainPtr dom,
> + const char *path,
> + struct _virDomainBlockStats *stats)
> +{
> + int ret = -1, idx;
> + virDomainObjPtr vm;
> + virDomainDiskDefPtr disk = NULL;
> + virLXCDomainObjPrivatePtr priv;
> +
> + if (!(vm = lxcDomObjFromDomain(dom)))
> + return ret;
> +
> + priv = vm->privateData;
> +
> + if (virDomainBlockStatsEnsureACL(dom->conn, vm->def) < 0)
> + goto cleanup;
> +
> + if (!virDomainObjIsActive(vm)) {
> + virReportError(VIR_ERR_OPERATION_INVALID,
> + "%s", _("domain is not running"));
> + goto cleanup;
> + }
> +
> + if ((idx = virDomainDiskIndexByName(vm->def, path, false)) < 0) {
> + virReportError(VIR_ERR_INVALID_ARG,
> + _("invalid path: %s"), path);
> + goto cleanup;
> + }
> + disk = vm->def->disks[idx];
> +
> + if (!disk->info.alias) {
> + virReportError(VIR_ERR_INTERNAL_ERROR,
> + _("missing disk device alias name for %s"), disk->dst);
> + goto cleanup;
> + }
> +
> + ret = virCgroupGetBlkioIoDeviceServiced(priv->cgroup,
> + disk->info.alias,
> + &stats->rd_bytes,
> + &stats->wr_bytes,
> + &stats->rd_req,
> + &stats->wr_req);
> +cleanup:
> + if (vm)
> + virObjectUnlock(vm);
> + return ret;
> +}
> +
> +
> +static int
> lxcDomainSetBlkioParameters(virDomainPtr dom,
> virTypedParameterPtr params,
> int nparams,
> @@ -4962,6 +5012,7 @@ static virDriver lxcDriver = {
> .domainGetSchedulerParametersFlags = lxcDomainGetSchedulerParametersFlags, /* 0.9.2 */
> .domainSetSchedulerParameters = lxcDomainSetSchedulerParameters, /* 0.5.0 */
> .domainSetSchedulerParametersFlags = lxcDomainSetSchedulerParametersFlags, /* 0.9.2 */
> + .domainBlockStats = lxcDomainBlockStats, /* 0.4.1 */
Just one question.
Can't we implement the new API domainBlockStatsFlags?
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