Address issue#3 in SOL 772.

example-data/nfv.xml

@@ -11,17 +11,14 @@
       <name>Firewall VDU</name>
       <int-cpd>
         <id>inside</id>
-        <ext-cpd>inside</ext-cpd>
         <layer-protocol>Ethernet</layer-protocol>
       </int-cpd>
       <int-cpd>
         <id>management</id>
-        <ext-cpd>management</ext-cpd>
         <layer-protocol>Ethernet</layer-protocol>
       </int-cpd>
       <int-cpd>
         <id>outside</id>
-        <ext-cpd>outside</ext-cpd>
         <layer-protocol>Ethernet</layer-protocol>
       </int-cpd>
       <virtual-compute-desc>asa-vcd</virtual-compute-desc>
@@ -97,17 +94,14 @@
       <name>Router VDU</name>
       <int-cpd>
         <id>left</id>
-        <ext-cpd>left</ext-cpd>
         <layer-protocol>Ethernet</layer-protocol>
       </int-cpd>
       <int-cpd>
         <id>management</id>
-        <ext-cpd>management</ext-cpd>
         <layer-protocol>Ethernet</layer-protocol>
       </int-cpd>
       <int-cpd>
         <id>right</id>
-        <ext-cpd>right</ext-cpd>
         <layer-protocol>Ethernet</layer-protocol>
       </int-cpd>
       <virtual-compute-desc>csr-vcd</virtual-compute-desc>

src/yang/etsi-nfv-ns.yang

@@ -4,10 +4,7 @@ submodule etsi-nfv-ns {
     prefix nfv;
   }
 
-  import etsi-nfv-common {
-    prefix common;
-  }
-
+  include etsi-nfv-common;
   include etsi-nfv-vnf;
   include etsi-nfv-pnf;
 
@@ -345,7 +342,7 @@ submodule etsi-nfv-ns {
             "GS NFV IFA014: Section 6.5.2.2 NsVirtualLinkDesc
              information element";
         }
-        uses common:security-parameters;
+        uses security-parameters;
       }
 
       list vnffgd {
@@ -776,7 +773,7 @@ submodule etsi-nfv-ns {
                element";
           }
 
-          uses common:local-affinity-or-anti-affinity-rule;
+          uses local-affinity-or-anti-affinity-rule;
 
           list affinity-or-anti-affinity-group {
             key "id";
@@ -988,7 +985,7 @@ submodule etsi-nfv-ns {
                information element";
           }
 
-          uses common:local-affinity-or-anti-affinity-rule;
+          uses local-affinity-or-anti-affinity-rule;
 
           list affinity-or-anti-affinity-group {
             key "id";
@@ -1015,7 +1012,7 @@ submodule etsi-nfv-ns {
             reference
               "GS NFV IFA014: Section 6.3.4.2 VirtualLinkProfile
                information element";
-            uses common:link-bitrate-requirements;
+            uses link-bitrate-requirements;
           }
           container min-bitrate-requirements {
             description
@@ -1024,7 +1021,7 @@ submodule etsi-nfv-ns {
             reference
               "GS NFV IFA014: Section 6.3.4.2 VirtualLinkProfile
                information element";
-            uses common:link-bitrate-requirements;
+            uses link-bitrate-requirements;
           }
         }
 
@@ -1104,7 +1101,7 @@ submodule etsi-nfv-ns {
 
           leaf affinity-type {
             mandatory true;
-            type common:affinity-type;
+            type affinity-type;
             description
               "Specifies the type of relationship that the members of
                the group have: 'affinity' or 'anti-affinity.'";
@@ -1115,7 +1112,7 @@ submodule etsi-nfv-ns {
 
           leaf affinity-scope {
             mandatory true;
-            type common:affinity-scope;
+            type affinity-scope;
             description
               "Specifies the scope of the affinity or anti-affinity
                relationship e.g. a NFVI node, an NFVI PoP, etc.";
@@ -1212,7 +1209,7 @@ submodule etsi-nfv-ns {
                  VirtualLinkToLevelMapping information element";
             }
 
-            uses common:link-bitrate-requirements;
+            uses link-bitrate-requirements;
           }
 
           list ns-to-level-mapping {
@@ -1567,7 +1564,7 @@ submodule etsi-nfv-ns {
           }
 	}
       }
-      uses common:security-parameters;
+      uses security-parameters;
     }
   }
 }

src/yang/etsi-nfv-vnf.yang

@@ -70,6 +70,7 @@ submodule etsi-nfv-vnf {
       list network-interface-requirements {
         key "key";
         min-elements "1";
+        max-elements "1";
 
         leaf key {
           type string;
@@ -1148,10 +1149,12 @@ submodule etsi-nfv-vnf {
               }
             }
             leaf cpd {
+              type leafref {
                 path "deref(../vdu-id)/../int-cpd/id";
               }
             }
           }
+        }
         uses virtual-network-interface-requirements;
         uses cpd;
       }