[yang]: Add admin_status to BGP_NEIGHBOR_TEMPLATE_LIST. (#9341)

Add admin_status to BGP_NEIGHBOR_TEMPLATE_LIST.

Signed-off-by: Gang Lv ganglv@microsoft.com

src/sonic-yang-models/tests/files/sample_config_db.json

@@ -1087,7 +1087,8 @@
                 "local_addr": "10.0.0.2",
                 "name":"PEER1",
                 "nhopself":"0",
-                "rrclient":"0"
+                "rrclient":"0",
+                "admin_status":"up"
             },
             "default|192.168.1.1": {
                 "local_asn": "65200",

src/sonic-yang-models/tests/yang_model_tests/tests/bgp.json

@@ -24,6 +24,11 @@
         "desc": "Referring non-existing BGP neighbor table.",
         "eStrKey" : "LeafRef"
     },
+    "BGP_NEIGHBOR_NEG_INVALID_ADMIN_STATUS": {
+        "desc": "Incorrect admin status.",
+        "eStrKey": "InvalidValue",
+        "eStr": ["admin_status"]
+    },
     "BGP_NEIGHBOR_NEG_INVALID_NAME": {
         "desc": "Incorrect neighbor name.",
         "eStrKey": "InvalidValue",

src/sonic-yang-models/tests/yang_model_tests/tests_config/bgp.json

@@ -133,6 +133,19 @@
         },
         "sonic-bgp-neighbor:sonic-bgp-neighbor": {
             "sonic-bgp-neighbor:BGP_NEIGHBOR": {
+                "BGP_NEIGHBOR_TEMPLATE_LIST": [
+                {
+                    "neighbor": "10.0.0.1",
+                    "asn": "65200",
+                    "holdtime": "180",
+                    "keepalive": "60",
+                    "local_addr": "10.0.0.2",
+                    "name":"PEER1",
+                    "nhopself":"0",
+                    "rrclient":"0",
+                    "admin_status":"up"
+                }
+                ],
                 "BGP_NEIGHBOR_LIST": [
                 {
                     "vrf_name": "default",
@@ -434,6 +447,29 @@
         }
     },
 
+    "BGP_NEIGHBOR_NEG_INVALID_ADMIN_STATUS": {
+        "sonic-bgp-global:sonic-bgp-global": {
+            "sonic-bgp-global:BGP_GLOBALS": {
+                "BGP_GLOBALS_LIST": [
+                    {
+                        "vrf_name": "default",
+                        "local_asn": 65001
+                    }
+                ]
+            }
+        },
+        "sonic-bgp-neighbor:sonic-bgp-neighbor": {
+            "sonic-bgp-neighbor:BGP_NEIGHBOR": {
+                "BGP_NEIGHBOR_TEMPLATE_LIST": [
+                    {
+                        "neighbor": "11.12.13.14",
+                        "admin_status": "right"
+                    }
+                ]
+            }
+        }
+    },
+
     "BGP_NEIGHBOR_NEG_INVALID_NAME": {
         "sonic-bgp-global:sonic-bgp-global": {
             "sonic-bgp-global:BGP_GLOBALS": {

src/sonic-yang-models/yang-models/sonic-bgp-neighbor.yang

@@ -7,6 +7,10 @@ module sonic-bgp-neighbor {
         prefix inet;
     }
 
+    import sonic-types {
+        prefix stypes;
+    }
+
     import sonic-bgp-common {
         prefix bgpcmn;
     }
@@ -97,6 +101,11 @@ module sonic-bgp-neighbor {
                     }
                     description "Route reflector client";
                 }
+
+                leaf admin_status {
+                    type stypes:admin_status;
+                    description "Admin status of BGP peer";
+                }
             }
 
             list BGP_NEIGHBOR_LIST {