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conf: use virXMLPropString for virDomainVirtioOptionsParseXML 

XPath is good for random search of elements, not for accessing
attributes of one node.

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
This commit is contained in:
Pavel Hrdina 2017-08-15 13:51:37 +02:00
parent 561726cd7f
commit 58bf9d1d37
1 changed files with 28 additions and 21 deletions
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49
src/conf/domain_conf.c
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@ -1114,7 +1114,7 @@ virDomainXMLOptionGetNamespace(virDomainXMLOptionPtr xmlopt)
}
static int
virDomainVirtioOptionsParseXML(xmlXPathContextPtr ctxt,
virDomainVirtioOptionsParseXML(xmlNodePtr driver,
virDomainVirtioOptionsPtr *virtio)
{
char *str = NULL;
@ -1122,12 +1122,15 @@ virDomainVirtioOptionsParseXML(xmlXPathContextPtr ctxt,
int val;
virDomainVirtioOptionsPtr res;
if (*virtio || !driver)
return 0;
if (VIR_ALLOC(*virtio) < 0)
return -1;
res = *virtio;
if ((str = virXPathString("string(./driver/@iommu)", ctxt))) {
if ((str = virXMLPropString(driver, "iommu"))) {
if ((val = virTristateSwitchTypeFromString(str)) <= 0) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("invalid iommu value"));
@ -1137,7 +1140,7 @@ virDomainVirtioOptionsParseXML(xmlXPathContextPtr ctxt,
}
VIR_FREE(str);
if ((str = virXPathString("string(./driver/@ats)", ctxt))) {
if ((str = virXMLPropString(driver, "ats"))) {
if ((val = virTristateSwitchTypeFromString(str)) <= 0) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("invalid ats value"));
@ -8406,6 +8409,9 @@ virDomainDiskDefParseXML(virDomainXMLOptionPtr xmlopt,
}
} else if (!def->src->driverName &&
virXMLNodeNameEqual(cur, "driver")) {
if (virDomainVirtioOptionsParseXML(cur, &def->virtio) < 0)
goto error;
if (virDomainDiskDefDriverParseXML(def, cur) < 0)
goto error;
} else if (!def->mirror &&
@ -8491,9 +8497,6 @@ virDomainDiskDefParseXML(virDomainXMLOptionPtr xmlopt,
}
}
if (virDomainVirtioOptionsParseXML(ctxt, &def->virtio) < 0)
goto error;
/* Disk volume types will have authentication information handled in
* virStorageTranslateDiskSourcePool
*/
@ -9078,6 +9081,9 @@ virDomainControllerDefParseXML(xmlNodePtr node,
max_sectors = virXMLPropString(cur, "max_sectors");
ioeventfd = virXMLPropString(cur, "ioeventfd");
iothread = virXMLPropString(cur, "iothread");
if (virDomainVirtioOptionsParseXML(cur, &def->virtio) < 0)
goto error;
} else if (virXMLNodeNameEqual(cur, "model")) {
if (processedModel) {
virReportError(VIR_ERR_XML_ERROR, "%s",
@ -9105,9 +9111,6 @@ virDomainControllerDefParseXML(xmlNodePtr node,
cur = cur->next;
}
if (virDomainVirtioOptionsParseXML(ctxt, &def->virtio) < 0)
goto error;
/* node is parsed differently from target attributes because
* someone thought it should be a subelement instead...
*/
@ -9483,6 +9486,9 @@ virDomainFSDefParseXML(xmlNodePtr node,
wrpolicy = virXMLPropString(cur, "wrpolicy");
if (!format)
format = virXMLPropString(cur, "format");
if (virDomainVirtioOptionsParseXML(cur, &def->virtio) < 0)
goto error;
}
}
cur = cur->next;
@ -9544,9 +9550,6 @@ virDomainFSDefParseXML(xmlNodePtr node,
goto error;
}
if (virDomainVirtioOptionsParseXML(ctxt, &def->virtio) < 0)
goto error;
def->src->path = source;
source = NULL;
def->dst = target;
@ -9986,6 +9989,9 @@ virDomainNetDefParseXML(virDomainXMLOptionPtr xmlopt,
queues = virXMLPropString(cur, "queues");
rx_queue_size = virXMLPropString(cur, "rx_queue_size");
tx_queue_size = virXMLPropString(cur, "tx_queue_size");
if (virDomainVirtioOptionsParseXML(cur, &def->virtio) < 0)
goto error;
} else if (virXMLNodeNameEqual(cur, "filterref")) {
if (filter) {
virReportError(VIR_ERR_XML_ERROR, "%s",
@ -10563,9 +10569,6 @@ virDomainNetDefParseXML(virDomainXMLOptionPtr xmlopt,
goto error;
}
if (virDomainVirtioOptionsParseXML(ctxt, &def->virtio) < 0)
goto error;
cleanup:
ctxt->node = oldnode;
VIR_FREE(macaddr);
@ -11689,7 +11692,8 @@ virDomainInputDefParseXML(const virDomainDef *dom,
goto error;
}
if (virDomainVirtioOptionsParseXML(ctxt, &def->virtio) < 0)
if (virDomainVirtioOptionsParseXML(virXPathNode("./driver", ctxt),
&def->virtio) < 0)
goto error;
cleanup:
@ -13028,7 +13032,8 @@ virDomainRNGDefParseXML(virDomainXMLOptionPtr xmlopt,
if (virDomainDeviceInfoParseXML(node, NULL, &def->info, flags) < 0)
goto error;
if (virDomainVirtioOptionsParseXML(ctxt, &def->virtio) < 0)
if (virDomainVirtioOptionsParseXML(virXPathNode("./driver", ctxt),
&def->virtio) < 0)
goto error;
cleanup:
@ -13096,7 +13101,8 @@ virDomainMemballoonDefParseXML(xmlNodePtr node,
else if (virDomainDeviceInfoParseXML(node, NULL, &def->info, flags) < 0)
goto error;
if (virDomainVirtioOptionsParseXML(ctxt, &def->virtio) < 0)
if (virDomainVirtioOptionsParseXML(virXPathNode("./driver", ctxt),
&def->virtio) < 0)
goto error;
cleanup:
@ -13681,6 +13687,10 @@ virDomainVideoDefParseXML(xmlNodePtr node,
def->accel = virDomainVideoAccelDefParseXML(cur);
}
if (virXMLNodeNameEqual(cur, "driver")) {
if (virDomainVirtioOptionsParseXML(cur, &def->virtio) < 0)
goto error;
}
}
cur = cur->next;
}
@ -13759,9 +13769,6 @@ virDomainVideoDefParseXML(xmlNodePtr node,
if (virDomainDeviceInfoParseXML(node, NULL, &def->info, flags) < 0)
goto error;
if (virDomainVirtioOptionsParseXML(ctxt, &def->virtio) < 0)
goto error;
def->driver = virDomainVideoDriverDefParseXML(node);
cleanup: