[yang] syslog yang model

src/sonic-yang-models/setup.py

@@ -113,6 +113,7 @@ def run(self):
                          './yang-models/sonic-route-map.yang',
                          './yang-models/sonic-routing-policy-sets.yang',
                          './yang-models/sonic-sflow.yang',
+                         './yang-models/sonic-syslog.yang',
                          './yang-models/sonic-system-aaa.yang',
                          './yang-models/sonic-system-tacacs.yang',
                          './yang-models/sonic-types.yang',

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

@@ -370,6 +370,11 @@
             "23.92.29.245": {},
             "2001:aa:aa::aa": {}
         },
+        "SYSLOG_SERVER" : {
+            "10.13.14.17": {},
+            "20.1.1.1": {},
+            "2001:aa:aa::aa": {}
+        },
         "PORT": {
             "Ethernet0": {
                 "alias": "Eth1/1",

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

@@ -0,0 +1,18 @@
+{
+    "SYSLOG_SERVER_TEST": {
+        "desc": "Load syslog server table with ipv4 address as syslog servers."
+    },
+    "SYSLOG_SERVER_1_NEG_TEST": {
+        "desc": "Load syslog server table with empty address as syslog server.",
+        "eStrKey": "InvalidValue"
+    },
+    "SYSLOG_SERVER_INVALID_IPADDR_TEST": {
+        "desc": "Load syslog server table with invalid ipv4 address as syslog server.",
+        "eStrKey": "InvalidValue"
+    },
+    "SYSLOG_SERVER_INVALID_IPV6_ADDR_TEST": {
+        "desc": "Load syslog server table with invalid ipv6 address as syslog server.",
+        "eStrKey": "InvalidValue"
+    }
+
+}

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

@@ -0,0 +1,52 @@
+{
+    "SYSLOG_SERVER_TEST": {
+        "sonic-syslog:sonic-syslog": {
+            "sonic-syslog:SYSLOG_SERVER": {
+                "SYSLOG_SERVER_LIST": [
+                    {
+                        "server_address": "1111::22"
+                    },
+                    {
+                        "server_address": "20.1.1.1"
+                    },
+                    {
+                        "server_address" : "1001:0ab8:0001:0000:0000:0abc:d012:0102"
+                    }
+                ]
+            }
+        }
+    },
+    "SYSLOG_SERVER_1_NEG_TEST": {
+        "sonic-syslog:sonic-syslog": {
+            "sonic-syslog:SYSLOG_SERVER": {
+                "SYSLOG_SERVER_LIST": [
+                    {
+                        "server_address": ""
+                    }
+                ]
+            }
+        }
+    },
+    "SYSLOG_SERVER_INVALID_IPADDR_TEST" : {
+        "sonic-syslog:sonic-syslog": {
+            "sonic-syslog:SYSLOG_SERVER": {
+                "SYSLOG_SERVER_LIST": [
+                    {
+                        "server_address": "1111.22.33.1"
+                    }
+                ]
+            }
+        }
+    },
+    "SYSLOG_SERVER_INVALID_IPV6_ADDR_TEST" : {
+        "sonic-syslog:sonic-syslog": {
+            "sonic-syslog:SYSLOG_SERVER": {
+                "SYSLOG_SERVER_LIST": [
+                    {
+                        "server_address": "1111::22.33.1"
+                    }
+                ]
+            }
+        }
+    }
+}

src/sonic-yang-models/yang-models/sonic-syslog.yang

@@ -0,0 +1,30 @@
+module sonic-syslog {
+
+    yang-version 1.1;
+
+    namespace "http://github.com/Azure/sonic-system-syslog";
+    prefix syslog;
+
+    import ietf-inet-types {
+        prefix inet;
+    }
+
+    container sonic-syslog {
+
+        container SYSLOG_SERVER {
+
+            description "SYSLOG SERVER part of config_db.json";
+
+            list SYSLOG_SERVER_LIST {
+
+                key "server_address";
+
+                leaf server_address {
+                    description "syslog server ip address";
+                    type inet:ip-address;
+                }
+            } /* end of list SYSLOG_SERVER_LIST */ 
+
+        } /* end of container SYSLOG_SERVER */
+    }
+}