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conf: Move generation of NVDIMM UUID into post parse callback

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It's better to fill in missing values in post parse callbacks
than during parsing.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
This commit is contained in:
Michal Privoznik 2021-01-18 14:21:36 +01:00
parent 0123b42c54
commit b5f15b9db1
2 changed files with 30 additions and 19 deletions
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39
src/conf/domain_conf.c
View File

@ -5334,7 +5334,8 @@ virDomainVsockDefPostParse(virDomainVsockDefPtr vsock)
static int
virDomainMemoryDefPostParse(virDomainMemoryDefPtr mem)
virDomainMemoryDefPostParse(virDomainMemoryDefPtr mem,
const virDomainDef *def)
{
switch (mem->model) {
case VIR_DOMAIN_MEMORY_MODEL_VIRTIO_PMEM:
@ -5345,6 +5346,19 @@ virDomainMemoryDefPostParse(virDomainMemoryDefPtr mem)
break;
case VIR_DOMAIN_MEMORY_MODEL_NVDIMM:
/* If no NVDIMM UUID was provided in XML, generate one. */
if (ARCH_IS_PPC64(def->os.arch) &&
!mem->uuid) {
mem->uuid = g_new0(unsigned char, VIR_UUID_BUFLEN);
if (virUUIDGenerate(mem->uuid) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("Failed to generate UUID"));
return -1;
}
}
break;
case VIR_DOMAIN_MEMORY_MODEL_DIMM:
case VIR_DOMAIN_MEMORY_MODEL_NONE:
case VIR_DOMAIN_MEMORY_MODEL_LAST:
@ -5401,7 +5415,7 @@ virDomainDeviceDefPostParseCommon(virDomainDeviceDefPtr dev,
break;
case VIR_DOMAIN_DEVICE_MEMORY:
ret = virDomainMemoryDefPostParse(dev->data.memory);
ret = virDomainMemoryDefPostParse(dev->data.memory, def);
break;
case VIR_DOMAIN_DEVICE_LEASE:
@ -15477,7 +15491,6 @@ static virDomainMemoryDefPtr
virDomainMemoryDefParseXML(virDomainXMLOptionPtr xmlopt,
xmlNodePtr memdevNode,
xmlXPathContextPtr ctxt,
const virDomainDef *dom,
unsigned int flags)
{
VIR_XPATH_NODE_AUTORESTORE(ctxt)
@ -15526,24 +15539,18 @@ virDomainMemoryDefParseXML(virDomainXMLOptionPtr xmlopt,
}
VIR_FREE(tmp);
/* Extract NVDIMM UUID. */
if (def->model == VIR_DOMAIN_MEMORY_MODEL_NVDIMM &&
ARCH_IS_PPC64(dom->os.arch)) {
/* Extract nvdimm uuid or generate a new one */
tmp = virXPathString("string(./uuid[1])", ctxt);
(tmp = virXPathString("string(./uuid[1])", ctxt))) {
def->uuid = g_new0(unsigned char, VIR_UUID_BUFLEN);
if (!tmp) {
if (virUUIDGenerate(def->uuid) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("Failed to generate UUID"));
goto error;
}
} else if (virUUIDParse(tmp, def->uuid) < 0) {
if (virUUIDParse(tmp, def->uuid) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
"%s", _("malformed uuid element"));
goto error;
}
}
VIR_FREE(tmp);
/* source */
if ((node = virXPathNode("./source", ctxt)) &&
@ -15852,8 +15859,7 @@ virDomainDeviceDefParse(const char *xmlStr,
break;
case VIR_DOMAIN_DEVICE_MEMORY:
if (!(dev->data.memory = virDomainMemoryDefParseXML(xmlopt, node,
ctxt, def,
flags)))
ctxt, flags)))
return NULL;
break;
case VIR_DOMAIN_DEVICE_IOMMU:
@ -21064,7 +21070,6 @@ virDomainDefParseXML(xmlDocPtr xml,
virDomainMemoryDefPtr mem = virDomainMemoryDefParseXML(xmlopt,
nodes[i],
ctxt,
def,
flags);
if (!mem)
goto error;

10
src/conf/domain_validate.c
View File

@ -1403,9 +1403,15 @@ virDomainMemoryDefValidate(const virDomainMemoryDef *mem,
return -1;
}
if (ARCH_IS_PPC64(def->os.arch) && mem->labelsize == 0) {
if (ARCH_IS_PPC64(def->os.arch)) {
if (mem->labelsize == 0) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("label size is required for NVDIMM device"));
return -1;
}
} else if (mem->uuid) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("label size is required for NVDIMM device"));
_("UUID is not supported for NVDIMM device"));
return -1;
}
break;