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configure lldp when the port exists

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On some platform, portstate might be unknown as it might not
be supported by the driver.

Signed-off-by: Guohan Lu <gulv@microsoft.com>
This commit is contained in:
Guohan Lu 2019-02-12 09:48:05 +00:00 committed by Ying Xie
parent bab38e4310
commit 6f2274ad0d
1 changed files with 5 additions and 10 deletions
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13
dockers/docker-lldp-sv2/lldpmgrd
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@ -73,17 +73,12 @@ def signal_handler(sig, frame):
# ========================== Helpers ==================================
def is_port_up(port_name):
filename = "/sys/class/net/%s/operstate" % port_name
def is_port_exist(port_name):
filename = "/sys/class/net/%s/ifindex" % port_name
if not os.path.exists(filename):
return False
with open(filename) as fp:
state = fp.read()
if 'up' in state:
return True
else:
return False
# ============================== Classes ==============================
@ -159,8 +154,8 @@ class LldpManager(object):
to_delete = []
for (port_name, cmd) in self.pending_cmds.iteritems():
if not is_port_up(port_name):
# it doesn't make any sense to configure lldpd if the target port is unavailable
if not is_port_exist(port_name):
# it doesn't make any sense to configure lldpd if the target port does not exist
# let's postpone the command for the next iteration
continue