diff options
| -rw-r--r-- | python/vyos/ifconfig.py | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/python/vyos/ifconfig.py b/python/vyos/ifconfig.py index d4b1a73c1..4ac605b54 100644 --- a/python/vyos/ifconfig.py +++ b/python/vyos/ifconfig.py @@ -293,7 +293,21 @@ class Interface: # Assemble command executed on system. Unfortunately there is no way # to up/down an interface via sysfs cmd = 'ip link set dev {} {}'.format(self._ifname, state) - return self._cmd(cmd) + tmp = self._cmd(cmd) + + # better safe then sorry - wait until the interface is really up + # but only for a given period of time to avoid potential deadlocks! + cnt = 0 + while self.get_state() != state: + cnt += 1 + if cnt == 50: + print('Interface {} could not be brought up in time ...'.format(self._ifname)) + break + + # sleep 250ms + sleep(0.250) + + return tmp def set_proxy_arp(self, enable): """ |