From b68492615b9a617e40576b1a30a2bf7f349000ad Mon Sep 17 00:00:00 2001
From: Sudharsan Dhamal Gopalarathnam <dgsudharsan@users.noreply.github.com>
Date: Tue, 21 Mar 2023 04:35:45 -0700
Subject: [PATCH] [yang]Updating vxlan yang model to include IPv6 source in
 VxLAN tunnel (#14363)

- Why I did it
Update VxLAN yang model to include IPv6 source in VxLAN tunnel. The src_ip field can include both ipv4 as well as ipv6 address

- How I did it
Updated yang model.

- How to verify it
Added UT to verify
---
 .../tests/yang_model_tests/tests/vxlan.json   |  3 ++
 .../yang_model_tests/tests_config/vxlan.json  | 39 +++++++++++++++++++
 .../yang-models/sonic-vxlan.yang              |  2 +-
 3 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests/vxlan.json b/src/sonic-yang-models/tests/yang_model_tests/tests/vxlan.json
index 6bb0507fb050..880d0c015d0c 100644
--- a/src/sonic-yang-models/tests/yang_model_tests/tests/vxlan.json
+++ b/src/sonic-yang-models/tests/yang_model_tests/tests/vxlan.json
@@ -2,6 +2,9 @@
     "VXLAN_VALID_TEST": {
         "desc": "Valid VXLAN Configuration."
     },
+    "VXLAN_VALID_V6_TUNNEL_TEST": {
+        "desc": "Valid VXLAN V6 Configuration."
+    },
     "VXLAN_EVPN_NVO_WITHOUT_VTEP": {
         "desc": "Configure EVPN_NVO without VXLAN_TUNNEL entry",
 	    "eStrKey" : "LeafRef"
diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests_config/vxlan.json b/src/sonic-yang-models/tests/yang_model_tests/tests_config/vxlan.json
index 90e71063cb24..117d626ca4c2 100644
--- a/src/sonic-yang-models/tests/yang_model_tests/tests_config/vxlan.json
+++ b/src/sonic-yang-models/tests/yang_model_tests/tests_config/vxlan.json
@@ -38,6 +38,45 @@
              }
          }
     },
+    "VXLAN_VALID_V6_TUNNEL_TEST": {
+        "sonic-vlan:sonic-vlan": {
+            "sonic-vlan:VLAN": {
+                "VLAN_LIST": [
+                    {
+                        "name": "Vlan100"
+                    }
+                ]
+            }
+         },
+        "sonic-vxlan:sonic-vxlan": {
+            "sonic-vxlan:VXLAN_TUNNEL": {
+                "VXLAN_TUNNEL_LIST": [
+                    {
+                        "name": "vtep1",
+                        "src_ip": "2001::1:2:3:4"
+                    }
+                ]
+             },
+            "sonic-vxlan:VXLAN_EVPN_NVO": {
+                "VXLAN_EVPN_NVO_LIST": [
+                    {
+                        "name": "nvo1",
+                        "source_vtep": "vtep1"
+                    }
+                ]
+             },
+            "sonic-vxlan:VXLAN_TUNNEL_MAP": {
+                "VXLAN_TUNNEL_MAP_LIST": [
+                    {
+                        "name": "vtep1",
+                        "mapname": "map_100_Vlan100",
+                        "vlan": "Vlan100",
+                        "vni": "100"
+                    }
+                ]
+             }
+         }
+    },
     "VXLAN_EVPN_NVO_WITHOUT_VTEP": {
         "sonic-vxlan:sonic-vxlan": {
             "sonic-vxlan:VXLAN_EVPN_NVO": {
diff --git a/src/sonic-yang-models/yang-models/sonic-vxlan.yang b/src/sonic-yang-models/yang-models/sonic-vxlan.yang
index fc23ea9141a0..bad6111b35a8 100644
--- a/src/sonic-yang-models/yang-models/sonic-vxlan.yang
+++ b/src/sonic-yang-models/yang-models/sonic-vxlan.yang
@@ -60,7 +60,7 @@ module sonic-vxlan {
                 }
 
                 leaf src_ip {
-                    type inet:ipv4-address;
+                    type inet:ip-address;
                 }
             }
         }