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[arp_update] Resolve neighbors from config_db (#15006)

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* To resolve NEIGH table entries present in CONFIG_DB. Without this change arp/ndp entries which we wish to resolve, and configured via CONFIG_DB are not resolved.
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Anish Narsian 2023-05-17 10:42:03 -07:00 committed by GitHub
parent 7afeffcabb
commit 05a85b57b8
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1 changed files with 6 additions and 2 deletions
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files/scripts/arp_update
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@ -124,8 +124,12 @@ while /bin/true; do
# refresh neighbor entries from APP_DB in case of mismatch with kernel
DBNEIGH=$(sonic-db-cli APPL_DB keys NEIGH_TABLE*)
KERNEIGH4=$(ip -4 neigh show | grep Vlan | cut -d ' ' -f 1,3 --output-delimiter=',')
KERNEIGH6=$(ip -6 neigh show | grep -v fe80 | grep Vlan | cut -d ' ' -f 1,3 --output-delimiter=',')
# resolve neighbor entries from CONFIG_DB in case of mismatch with kernel
DBNEIGH="$DBNEIGH $(sonic-db-cli CONFIG_DB keys NEIGH* | sed -e 's/|/:/g')"
KERNEIGH4=$(ip -4 neigh show | grep Vlan | grep -v 'FAILED\|INCOMPLETE' | cut -d ' ' -f 1,3 --output-delimiter=',')
KERNEIGH6=$(ip -6 neigh show | grep -v fe80 | grep Vlan | grep -v 'FAILED\|INCOMPLETE' | cut -d ' ' -f 1,3 --output-delimiter=',')
for neigh in $DBNEIGH; do
intf="$( cut -d ':' -f 2 <<< "$neigh" )"
ip="$( cut -d ':' -f 3- <<< "$neigh" )"