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conf: put interface <backend> parsing/formatting separate functions

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In preparation for adding more stuff to <backend>.

Signed-off-by: Laine Stump <laine@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Laine Stump 2022-10-27 17:45:15 -04:00
parent 7f6bb51eb9
commit efd286a760
1 changed files with 42 additions and 16 deletions
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58
src/conf/domain_conf.c
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@ -8988,6 +8988,26 @@ virDomainNetDefParseXMLDriver(virDomainNetDef *def,
}
static int
virDomainNetBackendParseXML(xmlNodePtr node,
virDomainNetDef *def)
{
g_autofree char *tap = virXMLPropString(node, "tap");
g_autofree char *vhost = virXMLPropString(node, "vhost");
if (tap)
def->backend.tap = virFileSanitizePath(tap);
if (vhost &&
def->type != VIR_DOMAIN_NET_TYPE_HOSTDEV &&
virDomainNetIsVirtioModel(def)) {
def->backend.vhost = virFileSanitizePath(vhost);
}
return 0;
}
static int
virDomainNetDefParseXMLRequireSource(virDomainNetDef *def,
xmlNodePtr source_node)
@ -9034,12 +9054,12 @@ virDomainNetDefParseXML(virDomainXMLOption *xmlopt,
xmlNodePtr mac_node = NULL;
xmlNodePtr target_node = NULL;
xmlNodePtr coalesce_node = NULL;
xmlNodePtr backend_node = NULL;
VIR_XPATH_NODE_AUTORESTORE(ctxt)
int rv;
g_autofree char *macaddr = NULL;
g_autofree char *model = NULL;
g_autofree char *linkstate = NULL;
g_autofree char *tap = NULL;
unsigned int virtualport_flags = 0;
bool parse_filterref = false;
const char *prefix = xmlopt ? xmlopt->config.netPrefix : NULL;
@ -9337,9 +9357,6 @@ virDomainNetDefParseXML(virDomainXMLOption *xmlopt,
(virNetDevVlanParse(vlan_node, ctxt, &def->vlan) < 0))
return NULL;
if ((tap = virXPathString("string(./backend/@tap)", ctxt)))
def->backend.tap = virFileSanitizePath(tap);
if ((mac_node = virXPathNode("./mac", ctxt))) {
if ((macaddr = virXMLPropString(mac_node, "address"))) {
if (virMacAddrParse((const char *)macaddr, &def->mac) < 0) {
@ -9394,12 +9411,9 @@ virDomainNetDefParseXML(virDomainXMLOption *xmlopt,
if (virDomainNetDefParseXMLDriver(def, ctxt) < 0)
return NULL;
if (def->type != VIR_DOMAIN_NET_TYPE_HOSTDEV &&
virDomainNetIsVirtioModel(def)) {
g_autofree char *vhost = virXPathString("string(./backend/@vhost)", ctxt);
if (vhost)
def->backend.vhost = virFileSanitizePath(vhost);
if ((backend_node = virXPathNode("./backend", ctxt)) &&
virDomainNetBackendParseXML(backend_node, def) < 0) {
return NULL;
}
def->linkstate = VIR_DOMAIN_NET_INTERFACE_LINK_STATE_DEFAULT;
@ -23298,6 +23312,21 @@ virDomainNetTeamingInfoFormat(virDomainNetTeamingInfo *teaming,
}
static void
virDomainNetBackendFormat(virBuffer *buf,
virDomainNetBackend *backend)
{
if (!(backend->tap || backend->vhost))
return;
virBufferAddLit(buf, "<backend");
virBufferEscapeString(buf, " tap='%s'", backend->tap);
virBufferEscapeString(buf, " vhost='%s'", backend->vhost);
virBufferAddLit(buf, "/>\n");
}
int
virDomainNetDefFormat(virBuffer *buf,
virDomainNetDef *def,
@ -23598,12 +23627,9 @@ virDomainNetDefFormat(virBuffer *buf,
virXMLFormatElement(buf, "driver", &driverAttrBuf, &driverChildBuf);
}
}
if (def->backend.tap || def->backend.vhost) {
virBufferAddLit(buf, "<backend");
virBufferEscapeString(buf, " tap='%s'", def->backend.tap);
virBufferEscapeString(buf, " vhost='%s'", def->backend.vhost);
virBufferAddLit(buf, "/>\n");
}
virDomainNetBackendFormat(buf, &def->backend);
if (def->filter) {
if (virNWFilterFormatParamAttributes(buf, def->filterparams,
def->filter) < 0)