staticd: yang defination

Yang files for staticd to use northbound APIs

Co-authored-by: Santosh P K <sapk@vmware.com>
Co-authored-by: vishaldhingra <vdhingra@vmware.com>
Signed-off-by: vishaldhingra <vdhingra@vmware.com>

yang/frr-staticd.yang

@@ -0,0 +1,82 @@
+module frr-staticd {
+  yang-version "1.1";
+  namespace "http://frrouting.org/yang/staticd";
+
+  prefix frr-staticd;
+
+  import frr-routing {
+    prefix "frr-rt";
+  }
+
+  import frr-nexthop {
+    prefix frr-nexthop;
+  }
+
+  import ietf-inet-types {
+    prefix inet;
+  }
+
+  organization
+    "Free Range Routing";
+
+  contact
+    "FRR Users List: <mailto:frog@lists.frrouting.org>
+     FRR Development List: <mailto:dev@lists.frrouting.org>";
+
+  description
+    "This module defines a model for managing FRR staticd information.
+     This YANG module augments the ietf-routing with additional
+     nexthop information";
+
+  revision 2019-12-03 {
+    description
+      "Initial revision.";
+  }
+
+
+  augment "/frr-rt:routing/frr-rt:control-plane-protocols/"
+        + "frr-rt:control-plane-protocol" {
+    container staticd {
+      when "../frr-rt:type = 'frr-rt:static'" {
+        description
+          "This container is only valid for the 'static' routing
+           protocol.";
+      }
+      description
+      "Support for a 'static' pseudo-protocol instance
+       consists of a list of routes.";
+
+      list prefix-list {
+        key "destination-prefix";
+        description
+          "Each list entry for one address family.";
+
+        leaf destination-prefix {
+          type inet:ip-address;
+          description
+            "IP destination prefix.";
+        }
+
+        leaf distance {
+          type uint8 {
+            range "1..255";
+          }
+          description
+            "Admin distance based on routing protocol.";
+        }
+
+        leaf tag {
+          type uint32 {
+            range "1..4294967295";
+          }
+          description "Route tag";
+        }
+        container frr-staticd-next-hop {
+          description
+            "Augment static route configuration 'nexthop-list'";
+          uses frr-nexthop:frr-nexthop;
+        }
+      }
+    }
+  }
+}

yang/subdir.am

@@ -45,3 +45,7 @@ endif
 if ISISD
 dist_yangmodels_DATA += yang/frr-isisd.yang
 endif
+
+if STATICD
+dist_yangmodels_DATA += yang/frr-staticd.yang
+endif