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[lldp_syncd] Delete all entries from LLDP_ENTRY_TABLE before applying update #4

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Merged
jleveque merged 1 commit into from
Feb 21, 2018
Merged

[lldp_syncd] Delete all entries from LLDP_ENTRY_TABLE before applying update #4

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7 changes: 7 additions & 0 deletions src/lldp_syncd/daemon.py
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Original file line number Diff line number Diff line change
Expand Up @@ -231,6 +231,13 @@ def sync(self, parsed_update):
Sync LLDP information to redis DB.
"""
logger.debug("Initiating LLDPd sync to Redis...")

# First, delete all entries from the LLDP_ENTRY_TABLE
client = self.db_connector.redis_clients[self.db_connector.APPL_DB]
pattern = '{}:*'.format(LldpSyncDaemon.LLDP_ENTRY_TABLE)
self.db_connector.delete_all_by_pattern(self.db_connector.APPL_DB, pattern)

# Repopulate LLDP_ENTRY_TABLE by adding all elements from parsed_update
for interface, if_attributes in parsed_update.items():
if re.match(SONIC_ETHERNET_RE_PATTERN, interface) is None:
logger.warning("Ignoring interface '{}'".format(interface))
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