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Refactoring virDomainLeaseDefParseXML() to use XPath

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Signed-off-by: Kristina Hanicova <khanicov@redhat.com>
Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Kristina Hanicova 2021-05-04 18:13:52 +02:00 committed by Michal Privoznik
parent 997b920433
commit 8d635a0bf2
1 changed files with 17 additions and 28 deletions
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45
src/conf/domain_conf.c
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@ -8042,54 +8042,43 @@ virSecurityDeviceLabelDefParseXML(virSecurityDeviceLabelDef ***seclabels_rtn,
*/
static virDomainLeaseDef *
virDomainLeaseDefParseXML(xmlNodePtr node,
xmlXPathContextPtr ctxt G_GNUC_UNUSED)
xmlXPathContextPtr ctxt)
{
virDomainLeaseDef *def;
xmlNodePtr cur;
g_autofree char *lockspace = NULL;
g_autofree char *key = NULL;
g_autofree char *path = NULL;
g_autofree char *offset = NULL;
xmlNodePtr targetNode = NULL;
VIR_XPATH_NODE_AUTORESTORE(ctxt)
ctxt->node = node;
def = g_new0(virDomainLeaseDef, 1);
cur = node->children;
while (cur != NULL) {
if (cur->type == XML_ELEMENT_NODE) {
if (!key && virXMLNodeNameEqual(cur, "key")) {
if (!(key = virXMLNodeContentString(cur)))
goto error;
} else if (!lockspace &&
virXMLNodeNameEqual(cur, "lockspace")) {
if (!(lockspace = virXMLNodeContentString(cur)))
goto error;
} else if (!path &&
virXMLNodeNameEqual(cur, "target")) {
path = virXMLPropString(cur, "path");
offset = virXMLPropString(cur, "offset");
}
}
cur = cur->next;
}
if (!key) {
if (!(key = virXPathString("string(./key)", ctxt))) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("Missing 'key' element for lease"));
goto error;
}
if (!path) {
if (!(lockspace = virXPathString("string(./lockspace)", ctxt)))
goto error;
if (!(targetNode = virXPathNode("./target", ctxt))) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("Missing 'target' element for lease"));
goto error;
}
if (offset &&
virStrToLong_ull(offset, NULL, 10, &def->offset) < 0) {
virReportError(VIR_ERR_XML_ERROR,
_("Malformed lease target offset %s"), offset);
if (!(path = virXMLPropString(targetNode, "path"))) {
virReportError(VIR_ERR_XML_ERROR, "%s",
_("Missing 'path' attribute to 'target' element for lease"));
goto error;
}
if (virXMLPropULongLong(targetNode, "offset", 10,
VIR_XML_PROP_NONE, &def->offset) < 0)
goto error;
def->key = g_steal_pointer(&key);
def->lockspace = g_steal_pointer(&lockspace);
def->path = g_steal_pointer(&path);