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[sflow] Exception handling for if_nametoindex (#11437) #14456

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Apr 18, 2023
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[sflow] Exception handling for if_nametoindex (#11437) #14456

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10 changes: 9 additions & 1 deletion dockers/docker-sflow/port_index_mapper.py
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Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,15 @@ def update_db(self, ifname, op):
index = port_util.get_index_from_str(ifname)
if op == 'SET' and index is None:
return
ifindex = if_nametoindex(ifname)

# catch system error and log as warning level instead of
# error level in case interface was already deleted
ifindex = None
try:
ifindex = if_nametoindex(ifname)
except OSError as e:
logger.log_warning("%s" % str(e))

if op == 'SET' and ifindex is None:
return

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