From 02493e74f7d9499dd090f63ca1ccfe397b23758a Mon Sep 17 00:00:00 2001
From: "A. Wilcox" <AWilcox@Wilcox-Tech.com>
Date: Thu, 29 Oct 2020 19:41:04 -0500
Subject: ietf-interfaces: Add type field

---
 ncserver/module/interfaces.py | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

(limited to 'ncserver/module/interfaces.py')

diff --git a/ncserver/module/interfaces.py b/ncserver/module/interfaces.py
index 497c63a..7e48b2e 100644
--- a/ncserver/module/interfaces.py
+++ b/ncserver/module/interfaces.py
@@ -51,6 +51,9 @@ M_REVISION = "2018-02-20"
 M_IMPORTS = {
     'ietf-yang-types@2013-07-15': {
         'ns': "urn:ietf:params:xml:ns:yang:ietf-yang-types", 'prefix': "yang"
+    },
+    'iana-if-type@2017-01-19': {
+        'ns': "urn:ietf:params:xml:ns:yang:iana-if-type", 'prefix': "ianaift"
     }
 }
 """The imported YANG modules for this module."""
@@ -64,9 +67,38 @@ def _add_running_contents(ifaces):
     """Retrieve the interface configuration for this device.
 
     Allows returning the 'config true' data for both datastores."""
+    types = {
+            '1': 'ethernetCsmacd',
+            '3': 'rfc877x25',
+            '7': 'arcnet',
+            '8': 'arap',
+            '19': 'atm',
+            '24': 'ieee1394',
+            '32': 'infiniband',
+            '256': 'slip',
+            '512': 'ppp',
+            '513': 'hdlc',
+            '516': 'lapb',
+            '768': 'tunnel',
+            '770': 'frameRelay',
+            '772': 'softwareLoopback',
+            '774': 'fddi',
+            '804': 'ieee802154'
+    }
+
     for ifname in pathlib.Path('/sys/class/net').iterdir():
         iface = util.subelm(ifaces, 'if:interface')
         iface.append(util.leaf_elm('if:name', ifname.name))
+        type_file = open(ifname / "type", 'r')
+        type_num = type_file.read()
+        type_file.close()
+        type_num = type_num.strip()
+        if type_num in types.keys():
+            iface.append(util.leaf_elm('if:type', 'ianaift:'+types[type_num],
+                nsmap={'ianaift': "urn:ietf:params:xml:ns:yang:iana-if-type"}))
+        else:
+            LOGGER.warning(_('unknown Linux hwtype for %s: %s'),
+                    ifname.name, type_num)
 
 
 def running(node):
-- 
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