1 files changed, 13 insertions, 2 deletions
diff --git a/bin/create_connection b/bin/create_connection
index 6f92859..767deb0 100755
--- a/bin/create_connection
+++ b/bin/create_connection
@@ -5,6 +5,11 @@ import os
 import time
 
 from subprocess import check_call, check_output, CalledProcessError
+try:
+ from subprocess import DEVNULL # >= python3.3
+except ImportError:
+ import os
+ DEVNULL = open(os.devnull, 'wb')
 
 from uuid import uuid4
 from argparse import ArgumentParser
@@ -127,8 +132,14 @@ baud=115200
 
 def block_until_created(connection, retries, interval):
 while retries > 0:
- nmcli_con_list = check_output(['nmcli', 'con', 'list'],
- universal_newlines=True)
+ try:
+ nmcli_con_list = check_output(['nmcli', 'con', 'list'],
+ stderr=DEVNULL,
+ universal_newlines=True)
+ except CalledProcessError:
+ nmcli_con_list = check_output(['nmcli', 'con', 'show'],
+ stderr=DEVNULL,
+ universal_newlines=True)
 
 if connection in nmcli_con_list:
 print("Connection %s registered" % connection)