[libvirt] [PATCH] implement virDomainSetInterfaceParameters

[Ilias Stamatis]

On Sat, Jul 6, 2019 at 1:24 PM Ilias Stamatis <stamatis.iliass at gmail.com> wrote:
>
> Signed-off-by: Ilias Stamatis <stamatis.iliass at gmail.com>
> ---
>  src/test/test_driver.c | 97 ++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 97 insertions(+)
>
> diff --git a/src/test/test_driver.c b/src/test/test_driver.c
> index 7dd448bb20..fd57c8c572 100644
> --- a/src/test/test_driver.c
> +++ b/src/test/test_driver.c
> @@ -2945,6 +2945,102 @@ testDomainGetNumaParameters(virDomainPtr dom,
>  }
>
>
> +static int
> +testDomainSetInterfaceParameters(virDomainPtr dom,
> +                                 const char *device,
> +                                 virTypedParameterPtr params,
> +                                 int nparams,
> +                                 unsigned int flags)
> +{
> +    virDomainObjPtr vm = NULL;
> +    virDomainDefPtr def;
> +    virDomainNetDefPtr net = NULL;
> +    virNetDevBandwidthPtr bandwidth = NULL;
> +    size_t i;
> +    int ret = -1;
> +
> +    virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
> +                  VIR_DOMAIN_AFFECT_CONFIG, -1);
> +
> +    if (virTypedParamsValidate(params, nparams,
> +                               VIR_DOMAIN_BANDWIDTH_IN_AVERAGE,
> +                               VIR_TYPED_PARAM_UINT,
> +                               VIR_DOMAIN_BANDWIDTH_IN_PEAK,
> +                               VIR_TYPED_PARAM_UINT,
> +                               VIR_DOMAIN_BANDWIDTH_IN_BURST,
> +                               VIR_TYPED_PARAM_UINT,
> +                               VIR_DOMAIN_BANDWIDTH_IN_FLOOR,
> +                               VIR_TYPED_PARAM_UINT,
> +                               VIR_DOMAIN_BANDWIDTH_OUT_AVERAGE,
> +                               VIR_TYPED_PARAM_UINT,
> +                               VIR_DOMAIN_BANDWIDTH_OUT_PEAK,
> +                               VIR_TYPED_PARAM_UINT,
> +                               VIR_DOMAIN_BANDWIDTH_OUT_BURST,
> +                               VIR_TYPED_PARAM_UINT,
> +                               NULL) < 0)
> +        return -1;
> +
> +    if (!(vm = testDomObjFromDomain(dom)))
> +        return -1;
> +
> +    if (!(def = virDomainObjGetOneDef(vm, flags)))
> +        goto cleanup;
> +
> +    if (!(net = virDomainNetFind(def, device)))
> +        goto cleanup;
> +
> +    if ((VIR_ALLOC(bandwidth) < 0) ||
> +        (VIR_ALLOC(bandwidth->in) < 0) ||
> +        (VIR_ALLOC(bandwidth->out) < 0))
> +        goto cleanup;
> +
> +    for (i = 0; i < nparams; i++) {
> +        virTypedParameterPtr param = &params[i];
> +
> +        if (STREQ(param->field, VIR_DOMAIN_BANDWIDTH_IN_AVERAGE)) {
> +            bandwidth->in->average = param->value.ui;
> +        } else if (STREQ(param->field, VIR_DOMAIN_BANDWIDTH_IN_PEAK)) {
> +            bandwidth->in->peak = param->value.ui;
> +        } else if (STREQ(param->field, VIR_DOMAIN_BANDWIDTH_IN_BURST)) {
> +            bandwidth->in->burst = param->value.ui;
> +        } else if (STREQ(param->field, VIR_DOMAIN_BANDWIDTH_IN_FLOOR)) {
> +            bandwidth->in->floor = param->value.ui;
> +        } else if (STREQ(param->field, VIR_DOMAIN_BANDWIDTH_OUT_AVERAGE)) {
> +            bandwidth->out->average = param->value.ui;
> +        } else if (STREQ(param->field, VIR_DOMAIN_BANDWIDTH_OUT_PEAK)) {
> +            bandwidth->out->peak = param->value.ui;
> +        } else if (STREQ(param->field, VIR_DOMAIN_BANDWIDTH_OUT_BURST)) {
> +            bandwidth->out->burst = param->value.ui;
> +        }
> +    }
> +
> +    /* average or floor are mandatory, peak and burst are optional */
> +    if (!bandwidth->in->average && !bandwidth->in->floor)
> +        VIR_FREE(bandwidth->in);
> +    if (!bandwidth->out->average)
> +        VIR_FREE(bandwidth->out);
> +
> +    if (!net->bandwidth) {
> +        VIR_STEAL_PTR(net->bandwidth, bandwidth);
> +    } else {
> +        if (bandwidth->in) {
> +            VIR_FREE(net->bandwidth->in);
> +            VIR_STEAL_PTR(net->bandwidth->in, bandwidth->in);
> +        }
> +        if (bandwidth->out) {
> +            VIR_FREE(net->bandwidth->out);
> +            VIR_STEAL_PTR(net->bandwidth->out, bandwidth->out);
> +        }
> +    }
> +
> +    ret = 0;
> + cleanup:
> +    virNetDevBandwidthFree(bandwidth);
> +    virDomainObjEndAPI(&vm);
> +    return ret;
> +}
> +
> +
>  static int
>  testDomainGetInterfaceParameters(virDomainPtr dom,
>                                   const char *device,
> @@ -7617,6 +7713,7 @@ static virHypervisorDriver testHypervisorDriver = {
>      .domainGetXMLDesc = testDomainGetXMLDesc, /* 0.1.4 */
>      .domainGetMemoryParameters = testDomainGetMemoryParameters, /* 5.6.0 */
>      .domainGetNumaParameters = testDomainGetNumaParameters, /* 5.6.0 */
> +    .domainSetInterfaceParameters = testDomainSetInterfaceParameters, /* 5.6.0 */
>      .domainGetInterfaceParameters = testDomainGetInterfaceParameters, /* 5.6.0 */
>      .connectListDefinedDomains = testConnectListDefinedDomains, /* 0.1.11 */
>      .connectNumOfDefinedDomains = testConnectNumOfDefinedDomains, /* 0.1.11 */
> --
> 2.22.0
>

Oops, I forgot to prepend the subject / commit message with "test_driver: "