support for static-route yang model (#11932)

*[Yang] support for static-route yang model #11932

Author: UmaMaven

src/sonic-yang-models/setup.py

@@ -158,6 +158,7 @@ def run(self):
                          './yang-models/sonic-pfc-priority-queue-map.yang',
                          './yang-models/sonic-pfc-priority-priority-group-map.yang',
                          './yang-models/sonic-port-qos-map.yang',
+                         './yang-models/sonic-static-route.yang',
                          './yang-models/sonic-macsec.yang']),
         ('cvlyang-models', ['./cvlyang-models/sonic-acl.yang',
                          './cvlyang-models/sonic-bgp-common.yang',
@@ -214,6 +215,7 @@ def run(self):
                          './cvlyang-models/sonic-pfc-priority-queue-map.yang',
                          './cvlyang-models/sonic-pfc-priority-priority-group-map.yang',
                          './cvlyang-models/sonic-port-qos-map.yang',
+                         './cvlyang-models/sonic-static-route.yang',
                          './cvlyang-models/sonic-macsec.yang']),
     ],
     zip_safe=False,

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

@@ -1997,6 +1997,15 @@
             "console_mgmt": {
                 "enabled": "yes"
             }
+        },
+	"STATIC_ROUTE": {
+            "default|20.20.20.0/24": {
+                "blackhole": "false",
+                "distance": "1",
+                "ifname": "Ethernet14",
+                "nexthop": "10.184.229.212",
+                "nexthop-vrf": "default"
+            }
         }
     },
     "SAMPLE_CONFIG_DB_UNKNOWN": {

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

@@ -0,0 +1,57 @@
+{
+    "STATIC_ROUTE_TEST": {
+        "desc": "Configure basic static route with default VRFs with PREFIX"
+    },
+    "STATIC_ROUTE_TEST_WITH_INTERFACE": {
+        "desc": "Configure with nexthop as interface instead of IP address"
+    },
+    "STATIC_ROUTE_TEST_WITH_BLACKHOLE": {
+        "desc": "Configure with nexthop as blackhole"
+    },
+    "STATIC_ROUTE_TEST_WITH_VRF": {
+        "desc": "Configure with routes in non default VRF"
+    },
+    "STATIC_ROUTE_TEST_WITH_KEY_VRF_MGMT": {
+        "desc": "Configure with routes in mgmt VRF as key"
+    },
+    "STATIC_ROUTE_TEST_WITH_VRF_MGMT": {
+        "desc": "Configure with routes with mgmt VRF as next hop"
+    },
+    "STATIC_ROUTE_TEST_WITH_VRF_LEAK": {
+        "desc": "Configure with route leak across VRFS"
+    },
+    "STATIC_ROUTE_TEST_ECMP": {
+        "desc": "Configure comma separated values for ECMP, with nexthop as PREFIX"
+    },
+    "STATIC_ROUTE_TEST_ECMP_WITH_INTERFACE": {
+        "desc": "Configure comma separated values with nexthop as INTERFACE"
+    },
+    "STATIC_ROUTE_TEST_ECMP_WITH_MGMT": {
+        "desc": "Configure comma separated values with one nexthop as mgmt"
+    },
+    "STATIC_ROUTE_TEST_DISTANCE_INVALID": {
+        "desc": "Configure with invalid distance number",
+        "eStrKey": "Pattern"
+    },
+    "STATIC_ROUTE_TEST_BLACKHOLE_INVALID": {
+        "desc": "Configure with invalid value for blackhole",
+        "eStrKey": "Pattern"
+    },
+     "STATIC_ROUTE_TEST_NEXTHOP_VRF_INVALID": {
+        "desc": "Configure with invalid value for VRF",
+        "eStrKey": "Pattern"
+    },
+    "STATIC_ROUTE_TEST_ECMP_DISTANCE_INVALID": {
+        "desc": "Configure with invalid distance for ECMP",
+        "eStrKey": "Pattern"
+    },
+    "STATIC_ROUTE_TEST_ECMP_BLACKHOLE_INVALID": {
+        "desc": "Configure with invalid blackhop for ECMP",
+        "eStrKey": "Pattern"
+    },
+     "STATIC_ROUTE_TEST_ECMP_NEXTHOP_VRF_INVALID": {
+        "desc": "Configure with invalid vrf for ECMP",
+        "eStrKey": "Pattern"
+    }
+
+}