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k8s-ci-robot merged 1 commit into from
Jul 15, 2019
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Add tip on fixing node xxxx not found #397

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13 changes: 13 additions & 0 deletions docs/trouble_shooting.md
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@

- [Trouble shooting](#trouble-shooting)
- [Get log of clusterapi-controllers containers](#get-log-of-clusterapi-controllers-containers)
- [Master failed to start with error: node xxxx not found](#master-failed-to-start-with-error-node-xxxx-not-found)

<!-- END doctoc generated TOC please keep comment here to allow auto update -->

Expand All @@ -27,3 +28,15 @@ This guide (based on minikube and others should be similar) explains general inf
```
# kubectl --kubeconfig minikube.kubeconfig log clusterapi-controllers-xxxxxxxxx-xxxxx -n openstack-provider-system
```

## Master failed to start with error: node xxxx not found

Sometimes the master machine is created but failed to startup, take ubuntu as example, open `/var/log/messages`
and if you see something like
```
Jul 10 00:07:58 openstack-master-5wgrw kubelet: E0710 00:07:58.444950 4340 kubelet.go:2248] node "openstack-master-5wgrw" not found
Jul 10 00:07:58 openstack-master-5wgrw kubelet: I0710 00:07:58.526091 4340 kubelet_node_status.go:72] Attempting to register node openstack-master-5wgrw
Jul 10 00:07:58 openstack-master-5wgrw kubelet: E0710 00:07:58.527398 4340 kubelet_node_status.go:94] Unable to register node "openstack-master-5wgrw" with API server: nodes "openstack-master-5wgrw" is forbidden: node "openstack-master-5wgrw.novalocal" is not allowed to modify node "openstack-master-5wgrw"
```

This might be caused by [This issue](https://github.com/kubernetes-sigs/cluster-api-provider-openstack/issues/391), try the method proposed there.