1 files changed, 31 insertions, 0 deletions
diff --git a/nsh/api/src/main/yang/vpp-nsh.yang b/nsh/api/src/main/yang/vpp-nsh.yang
index 47565ce49..a3313bad4 100644
--- a/nsh/api/src/main/yang/vpp-nsh.yang
+++ b/nsh/api/src/main/yang/vpp-nsh.yang
@@ -60,6 +60,34 @@ module vpp-nsh {
   }
 
   /*
+   * Defines the supported nsh header action.
+   */
+  identity action-type {
+    description "nsh header action type";
+  }
+
+  identity swap {
+    base "action-type";
+    description "swap action type";
+  }
+
+  identity push {
+    base "action-type";
+    description "push action type";
+  }
+
+  identity pop {
+    base "action-type";
+    description "pop action type";
+  }
+
+  typedef nsh-action-type {
+    type identityref {
+      base "action-type";
+    }
+  }
+
+  /*
    * Defines the supported encap type.
    */
   identity encap-type {
@@ -180,6 +208,9 @@ module vpp-nsh {
         range "1..255";
       }
     }
+    leaf nsh-action {
+      type nsh-action-type;
+    }
     leaf encap-type {
       type nsh-encap-type;
     }