[libvirt] [PATCH v2 2/2] test_driver: implement virDomainSetBlockIoTune
Erik Skultety
eskultet at redhat.com
Mon Aug 12 08:35:56 UTC 2019
On Fri, Aug 09, 2019 at 09:53:00PM +0300, Ilias Stamatis wrote:
> Signed-off-by: Ilias Stamatis <stamatis.iliass at gmail.com>
> ---
> src/test/test_driver.c | 259 +++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 259 insertions(+)
>
> diff --git a/src/test/test_driver.c b/src/test/test_driver.c
> index 14b7d683e1..009bc18a73 100755
> --- a/src/test/test_driver.c
> +++ b/src/test/test_driver.c
> @@ -3613,6 +3613,264 @@ testDomainGetInterfaceParameters(virDomainPtr dom,
> }
>
>
> +#define TEST_BLOCK_IOTUNE_MAX 1000000000000000LL
> +
> +static int
> +testDomainSetBlockIoTune(virDomainPtr dom,
> + const char *path,
> + virTypedParameterPtr params,
> + int nparams,
> + unsigned int flags)
> +{
> + virDomainObjPtr vm = NULL;
> + virDomainDefPtr def = NULL;
> + virDomainBlockIoTuneInfo info = {0};
> + virDomainDiskDefPtr conf_disk = NULL;
> + virTypedParameterPtr eventParams = NULL;
> + int eventNparams = 0;
> + int eventMaxparams = 0;
> + size_t i;
> + int ret = -1;
> +
> + virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
> + VIR_DOMAIN_AFFECT_CONFIG, -1);
> +
> + if (virTypedParamsValidate(params, nparams,
> + VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_READ_BYTES_SEC,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_WRITE_BYTES_SEC,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_IOPS_SEC,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_READ_IOPS_SEC,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_WRITE_IOPS_SEC,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC_MAX,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_READ_BYTES_SEC_MAX,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_WRITE_BYTES_SEC_MAX,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_IOPS_SEC_MAX,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_READ_IOPS_SEC_MAX,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_WRITE_IOPS_SEC_MAX,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_SIZE_IOPS_SEC,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_GROUP_NAME,
> + VIR_TYPED_PARAM_STRING,
> + VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC_MAX_LENGTH,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_READ_BYTES_SEC_MAX_LENGTH,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_WRITE_BYTES_SEC_MAX_LENGTH,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_IOPS_SEC_MAX_LENGTH,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_READ_IOPS_SEC_MAX_LENGTH,
> + VIR_TYPED_PARAM_ULLONG,
> + VIR_DOMAIN_BLOCK_IOTUNE_WRITE_IOPS_SEC_MAX_LENGTH,
> + VIR_TYPED_PARAM_ULLONG,
> + NULL) < 0)
> + return -1;
> +
> + if (!(vm = testDomObjFromDomain(dom)))
> + return -1;
> +
> + if (!(def = virDomainObjGetOneDef(vm, flags)))
> + goto cleanup;
> +
> + if (!(conf_disk = virDomainDiskByName(def, path, true))) {
> + virReportError(VIR_ERR_INVALID_ARG,
> + _("missing persistent configuration for disk '%s'"),
> + path);
> + goto cleanup;
> + }
> +
> + info = conf_disk->blkdeviotune;
> + if (VIR_STRDUP(info.group_name, conf_disk->blkdeviotune.group_name) < 0)
> + goto cleanup;
> +
> + if (virTypedParamsAddString(&eventParams, &eventNparams, &eventMaxparams,
> + VIR_DOMAIN_TUNABLE_BLKDEV_DISK, path) < 0)
> + goto cleanup;
> +
> +#define SET_IOTUNE_FIELD(FIELD, STR, TUNABLE_STR) \
> + if (STREQ(param->field, STR)) { \
> + info.FIELD = param->value.ul; \
> + if (virTypedParamsAddULLong(&eventParams, &eventNparams, \
> + &eventMaxparams, \
> + TUNABLE_STR, \
> + param->value.ul) < 0) \
> + goto cleanup; \
> + continue; \
> + }
> +
> + for (i = 0; i < nparams; i++) {
> + virTypedParameterPtr param = ¶ms[i];
> +
> + if (param->value.ul > TEST_BLOCK_IOTUNE_MAX) {
> + virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED,
> + _("block I/O throttle limit value must"
> + " be no more than %llu"), TEST_BLOCK_IOTUNE_MAX);
> + goto cleanup;
> + }
> +
> + SET_IOTUNE_FIELD(total_bytes_sec, VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC,
> + VIR_DOMAIN_TUNABLE_BLKDEV_TOTAL_BYTES_SEC);
Long lines, I'll wrap them before merging.
...
> +
> + if (info.total_bytes_sec > info.total_bytes_sec_max) {
> + virReportError(VIR_ERR_INVALID_ARG, "%s",
> + _("total_bytes_sec "
> + "cannot be set higher than its corresponding max value"));
> + goto cleanup;
> + }
> +
> + if (info.read_bytes_sec > info.read_bytes_sec_max) {
> + virReportError(VIR_ERR_INVALID_ARG, "%s",
> + _("read_bytes_sec "
> + "cannot be set higher than its corresponding max value"));
> + goto cleanup;
> + }
> +
> + if (info.write_bytes_sec > info.write_bytes_sec_max) {
> + virReportError(VIR_ERR_INVALID_ARG, "%s",
> + _("write_bytes_sec "
> + "cannot be set higher than its corresponding max value"));
> + goto cleanup;
> + }
> +
> + if (info.total_iops_sec > info.total_iops_sec_max) {
> + virReportError(VIR_ERR_INVALID_ARG, "%s",
> + _("total_iops_sec "
> + "cannot be set higher than its corresponding max value"));
> + goto cleanup;
> + }
> +
> + if (info.read_iops_sec > info.read_iops_sec_max) {
> + virReportError(VIR_ERR_INVALID_ARG, "%s",
> + _("read_iops_sec "
> + "cannot be set higher than its corresponding max value"));
> + goto cleanup;
> + }
> +
> + if (info.write_iops_sec > info.write_iops_sec_max) {
> + virReportError(VIR_ERR_INVALID_ARG, "%s",
> + _("write_iops_sec "
> + "cannot be set higher than its corresponding max value"));
> + goto cleanup;
> + }
Repetitive. I'll squash the following diff in before pushing:
diff --git a/src/test/test_driver.c b/src/test/test_driver.c
index 4340c55e6f..5f5c512571 100755
--- a/src/test/test_driver.c
+++ b/src/test/test_driver.c
@@ -3828,47 +3828,25 @@ testDomainSetBlockIoTune(virDomainPtr dom,
goto cleanup;
}
- if (info.total_bytes_sec > info.total_bytes_sec_max) {
- virReportError(VIR_ERR_INVALID_ARG, "%s",
- _("total_bytes_sec "
- "cannot be set higher than its corresponding max value"));
- goto cleanup;
- }
- if (info.read_bytes_sec > info.read_bytes_sec_max) {
- virReportError(VIR_ERR_INVALID_ARG, "%s",
- _("read_bytes_sec "
- "cannot be set higher than its corresponding max value"));
- goto cleanup;
- }
+#define TEST_BLOCK_IOTUNE_MAX_CHECK(FIELD, FIELD_MAX) \
+ do { \
+ if (info.FIELD > info.FIELD_MAX) { \
+ virReportError(VIR_ERR_INVALID_ARG, \
+ _("%s cannot be set higher than %s "), \
+ #FIELD, #FIELD_MAX); \
+ goto cleanup; \
+ } \
+ } while (0);
- if (info.write_bytes_sec > info.write_bytes_sec_max) {
- virReportError(VIR_ERR_INVALID_ARG, "%s",
- _("write_bytes_sec "
- "cannot be set higher than its corresponding max value"));
- goto cleanup;
- }
+ TEST_BLOCK_IOTUNE_MAX_CHECK(total_bytes_sec, total_bytes_sec_max);
+ TEST_BLOCK_IOTUNE_MAX_CHECK(read_bytes_sec, read_bytes_sec_max);
+ TEST_BLOCK_IOTUNE_MAX_CHECK(write_bytes_sec, write_bytes_sec_max);
+ TEST_BLOCK_IOTUNE_MAX_CHECK(total_iops_sec, total_iops_sec_max);
+ TEST_BLOCK_IOTUNE_MAX_CHECK(read_iops_sec, read_iops_sec_max);
+ TEST_BLOCK_IOTUNE_MAX_CHECK(write_iops_sec, write_iops_sec_max);
- if (info.total_iops_sec > info.total_iops_sec_max) {
- virReportError(VIR_ERR_INVALID_ARG, "%s",
- _("total_iops_sec "
- "cannot be set higher than its corresponding max value"));
- goto cleanup;
- }
-
- if (info.read_iops_sec > info.read_iops_sec_max) {
- virReportError(VIR_ERR_INVALID_ARG, "%s",
- _("read_iops_sec "
- "cannot be set higher than its corresponding max value"));
- goto cleanup;
- }
-
- if (info.write_iops_sec > info.write_iops_sec_max) {
- virReportError(VIR_ERR_INVALID_ARG, "%s",
- _("write_iops_sec "
- "cannot be set higher than its corresponding max value"));
- goto cleanup;
- }
+#undef TEST_BLOCK_IOTUNE_MAX_CHECK
if (virDomainDiskSetBlockIOTune(conf_disk, &info) < 0)
goto cleanup;
Reviewed-by: Erik Skultety <eskultet at redhat.com>
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