Feature/nxos ssh get interfaces counters

napalm/nxos_ssh/nxos_ssh.py

@@ -1641,3 +1641,100 @@ def get_optics(self):
             optics_detail[port] = port_detail
 
         return optics_detail
+
+    def get_interfaces_counters(self):
+        """
+        Return interface counters and errors.
+
+        'tx_errors': int,
+        'rx_errors': int,
+        'tx_discards': int,
+        'rx_discards': int,
+        'tx_octets': int,
+        'rx_octets': int,
+        'tx_unicast_packets': int,
+        'rx_unicast_packets': int,
+        'tx_multicast_packets': int,
+        'rx_multicast_packets': int,
+        'tx_broadcast_packets': int,
+        'rx_broadcast_packets': int,
+        """
+        if_mapping = {
+            "eth": {
+                "regexp": re.compile("^(Ether|port-channel).*"),
+                "mapping": {
+                    "tx_errors": "eth_outerr",
+                    "rx_errors": "eth_inerr",
+                    "tx_discards": "eth_outdiscard",
+                    "rx_discards": "eth_indiscard",
+                    "tx_octets": "eth_outbytes",
+                    "rx_octets": "eth_inbytes",
+                    "tx_unicast_packets": "eth_outucast",
+                    "rx_unicast_packets": "eth_inucast",
+                    "tx_multicast_packets": "eth_outmcast",
+                    "rx_multicast_packets": "eth_inmcast",
+                    "tx_broadcast_packets": "eth_outbcast",
+                    "rx_broadcast_packets": "eth_inbcast",
+                },
+            },
+            "mgmt": {
+                "regexp": re.compile("mgm.*"),
+                "mapping": {
+                    "tx_errors": None,
+                    "rx_errors": None,
+                    "tx_discards": None,
+                    "rx_discards": None,
+                    "tx_octets": "mgmt_out_bytes",
+                    "rx_octets": "mgmt_in_bytes",
+                    "tx_unicast_packets": None,
+                    "rx_unicast_packets": None,
+                    "tx_multicast_packets": "mgmt_out_mcast",
+                    "rx_multicast_packets": "mgmt_in_mcast",
+                    "tx_broadcast_packets": None,
+                    "rx_broadcast_packets": None,
+                },
+            },
+        }
+        command = "show interface counters detailed | json"
+        # To retrieve discards
+        command_interface = "show interface | json"
+        counters_table_raw = self._get_command_table(
+            command, "TABLE_interface", "ROW_interface"
+        )
+        counters_interface_table_raw = self._get_command_table(
+            command_interface, "TABLE_interface", "ROW_interface"
+        )
+        all_stats_d = {}
+        # Start with show interface as all interfaces
+        # Are surely listed
+        for row in counters_interface_table_raw:
+            if_counter = {}
+            # loop through regexp to find mapping
+            for if_v in if_mapping:
+                my_re = if_mapping[if_v]["regexp"]
+                re_match = my_re.match(row["interface"])
+                if re_match:
+                    interface = re_match.group()
+                    map_d = if_mapping[if_v]["mapping"]
+                    for k, v in map_d.items():
+                        if_counter[k] = int(row[v]) if v in row else 0
+                    all_stats_d[interface] = if_counter
+                    break
+        print(all_stats_d)
+
+        for row in counters_table_raw:
+            if_counter = {}
+            # loop through regexp to find mapping
+            for if_v in if_mapping:
+                my_re = if_mapping[if_v]["regexp"]
+                re_match = my_re.match(row["interface"])
+                if re_match:
+                    interface = re_match.group()
+                    map_d = if_mapping[if_v]["mapping"]
+                    for k, v in map_d.items():
+                        if v in row:
+                            if_counter[k] = int(row[v])
+                    all_stats_d[interface].update(if_counter)
+                    break
+
+        return all_stats_d