Dump calico bpf nat table

Jbn1233
May 17, 2022

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$ kubectl get svc echo3-service 
NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE
echo3-service ClusterIP 10.96.179.217 <none> 80/TCP 5d17h
$ kubectl get endpoints echo3-service
NAME ENDPOINTS AGE
echo3-service 10.169.198.255:8080,10.169.4.216:8080 5d17h
$ kubectl exec -it calico-node-2vnrk -c calico-node -n kube-system -- calico-node -bpf nat dump |grep -A 5 10.96.179.217
10.96.179.217 port 80 proto 6 id 116 count 2 local 0
116:0 10.169.198.255:8080
116:1 10.169.4.216:8080
192.168.0.13 port 32313 proto 6 id 24 count 1 local 1
24:0 192.168.0.13:443
10.96.0.1 port 443 proto 6 id 5 count 1 local 0

no more kube-proxy.

that’s all.

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Jbn1233
Jbn1233

Written by Jbn1233

Very short and simple notes for CKA/SRE and may not works on your environment | jbn1233@gmail.com | Bangkok, Thailand |

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