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-rwxr-xr-xsrc/op_mode/show_interfaces.py30
1 files changed, 14 insertions, 16 deletions
diff --git a/src/op_mode/show_interfaces.py b/src/op_mode/show_interfaces.py
index 79bb8e2a6..aef2d8060 100755
--- a/src/op_mode/show_interfaces.py
+++ b/src/op_mode/show_interfaces.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python3
-# Copyright 2017, 2019 VyOS maintainers and contributors <maintainers@vyos.io>
+# Copyright 2017-2021 VyOS maintainers and contributors <maintainers@vyos.io>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
@@ -19,9 +19,7 @@ import os
import re
import sys
import glob
-import datetime
import argparse
-import netifaces
from vyos.ifconfig import Section
from vyos.ifconfig import Interface
@@ -54,27 +52,27 @@ def filtered_interfaces(ifnames, iftypes, vif, vrrp):
ifnames: a list of interfaces names to consider, empty do not filter
return an instance of the interface class
"""
- allnames = Section.interfaces()
+ if isinstance(iftypes, list):
+ for iftype in iftypes:
+ yield from filtered_interfaces(ifnames, iftype, vif, vrrp)
- vrrp_interfaces = VRRP.active_interfaces() if vrrp else []
-
- for ifname in allnames:
+ for ifname in Section.interfaces(iftypes):
+ # Bail out early if interface name not part of our search list
if ifnames and ifname not in ifnames:
continue
- # return the class which can handle this interface name
- klass = Section.klass(ifname)
- # connect to the interface
- interface = klass(ifname, create=False, debug=False)
-
- if iftypes and interface.definition['section'] not in iftypes:
- continue
+ # As we are only "reading" from the interface - we must use the
+ # generic base class which exposes all the data via a common API
+ interface = Interface(ifname, create=False, debug=False)
+ # VLAN interfaces have a '.' in their name by convention
if vif and not '.' in ifname:
continue
- if vrrp and ifname not in vrrp_interfaces:
- continue
+ if vrrp:
+ vrrp_interfaces = VRRP.active_interfaces()
+ if ifname not in vrrp_interfaces:
+ continue
yield interface