[libvirt] [PATCH v2 8/8] domain: Keep assigned class_id in domstatus XML

[Michal Privoznik]

Interfaces keeps a class_id, which is an ID from which bridge
part of QoS settings is derived. We need to store class_id
in domain status file, so we can later pass it to
virNetDevBandwidthUnplug.
---
 src/conf/domain_conf.c |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 99aa08d..9f6d1e9 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -4777,6 +4777,17 @@ virDomainActualNetDefParseXML(xmlNodePtr node,
                                        hostdev, flags) < 0) {
             goto error;
         }
+    } else if (actual->type == VIR_DOMAIN_NET_TYPE_NETWORK) {
+        char *class_id = virXPathString("string(./class/@id)", ctxt);
+        if (class_id &&
+            virStrToLong_ui(class_id, NULL, 10, &actual->class_id) < 0) {
+            virReportError(VIR_ERR_INTERNAL_ERROR,
+                           _("Unable to parse class id '%s'"),
+                           class_id);
+            VIR_FREE(class_id);
+            goto error;
+        }
+        VIR_FREE(class_id);
     }
 
     bandwidth_node = virXPathNode("./bandwidth", ctxt);
@@ -12467,6 +12478,8 @@ virDomainActualNetDefFormat(virBufferPtr buf,
         break;
 
     case VIR_DOMAIN_NET_TYPE_NETWORK:
+        if (def->class_id)
+            virBufferAsprintf(buf, "<class id='%u'/>", def->class_id);
         break;
     default:
         virReportError(VIR_ERR_INTERNAL_ERROR,
-- 
1.7.8.6

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