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kube-router.md 3.48 KiB
Kube-router
Kube-router is a L3 CNI provider, as such it will setup IPv4 routing between nodes to provide Pods' networks reachability.
See kube-router documentation.
Verifying kube-router install
Kube-router runs its pods as a DaemonSet in the kube-system namespace:
- Check the status of kube-router pods
# From the CLI
kubectl get pod --namespace=kube-system -l k8s-app=kube-router -owide
# output
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE
kube-router-4f679 1/1 Running 0 2d 192.168.186.4 mykube-k8s-node-nf-2 <none>
kube-router-5slf8 1/1 Running 0 2d 192.168.186.11 mykube-k8s-node-nf-3 <none>
kube-router-lb6k2 1/1 Running 0 20h 192.168.186.14 mykube-k8s-node-nf-6 <none>
kube-router-rzvrb 1/1 Running 0 20h 192.168.186.17 mykube-k8s-node-nf-4 <none>
kube-router-v6n56 1/1 Running 0 2d 192.168.186.6 mykube-k8s-node-nf-1 <none>
kube-router-wwhg8 1/1 Running 0 20h 192.168.186.16 mykube-k8s-node-nf-5 <none>
kube-router-x2xs7 1/1 Running 0 2d 192.168.186.10 mykube-k8s-master-1 <none>- Peek at kube-router container logs:
# From the CLI
kubectl logs --namespace=kube-system -l k8s-app=kube-router | grep Peer.Up
# output
time="2018-09-17T16:47:14Z" level=info msg="Peer Up" Key=192.168.186.6 State=BGP_FSM_OPENCONFIRM Topic=Peer
time="2018-09-17T16:47:16Z" level=info msg="Peer Up" Key=192.168.186.11 State=BGP_FSM_OPENCONFIRM Topic=Peer
time="2018-09-17T16:47:46Z" level=info msg="Peer Up" Key=192.168.186.10 State=BGP_FSM_OPENCONFIRM Topic=Peer
time="2018-09-18T19:12:24Z" level=info msg="Peer Up" Key=192.168.186.14 State=BGP_FSM_OPENCONFIRM Topic=Peer
time="2018-09-18T19:12:28Z" level=info msg="Peer Up" Key=192.168.186.17 State=BGP_FSM_OPENCONFIRM Topic=Peer
time="2018-09-18T19:12:38Z" level=info msg="Peer Up" Key=192.168.186.16 State=BGP_FSM_OPENCONFIRM Topic=Peer
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