From 374ebb0e69ecd9eef9c10e23a6f950c188e81e15 Mon Sep 17 00:00:00 2001
From: Daniil Baturin <daniil@baturin.org>
Date: Thu, 24 May 2018 19:10:40 +0200
Subject: T128: make nonexistent listen-on interface in DNS forwarding a
 warning rather than an error.

---
 src/conf_mode/dns_forwarding.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/conf_mode/dns_forwarding.py b/src/conf_mode/dns_forwarding.py
index 391dc14ea..1283d68b0 100755
--- a/src/conf_mode/dns_forwarding.py
+++ b/src/conf_mode/dns_forwarding.py
@@ -156,8 +156,9 @@ def get_config():
             try:
                 addrs = netifaces.ifaddresses(interface)
             except ValueError:
-                raise ConfigError("Invalid interface: {0}".format(interface))
-
+                print("WARNING: interface {0} does not exist".format(interface))
+                continue
+                
             if netifaces.AF_INET in addrs.keys():
                 for ip4 in addrs[netifaces.AF_INET]:
                     listen4.append(ip4['addr'])
-- 
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