Add automatic worker deletion on Fedora CoreOS clouds
* On clouds where workers can scale down or be preempted (AWS, GCP, Azure), shutdown runs delete-node.service to remove a node a prevent NotReady nodes from lingering * Add the delete-node.service that wasn't carried over from Container Linux and port it to use podman
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@ -9,12 +9,14 @@ Notable changes between versions.
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#### AWS
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* Fix `worker_node_labels` for setting initial worker node labels on Fedora CoreOS ([#651](https://github.com/poseidon/typhoon/pull/651))
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* Allow VPC route table extension via reference ([#654](https://github.com/poseidon/typhoon/pull/654))
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* Fix `worker_node_labels` on Fedora CoreOS ([#651](https://github.com/poseidon/typhoon/pull/651))
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* Fix automatic worker node delete on shutdown on Fedora CoreOS ([#657](https://github.com/poseidon/typhoon/pull/657))
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#### Google Cloud
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* Fix `worker_node_labels` for setting initial worker node labels on Fedora CoreOS ([#651](https://github.com/poseidon/typhoon/pull/651))
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* Fix `worker_node_labels` on Fedora CoreOS ([#651](https://github.com/poseidon/typhoon/pull/651))
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* Fix automatic worker node delete on shutdown on Fedora CoreOS ([#657](https://github.com/poseidon/typhoon/pull/657))
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#### DigitalOcean
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@ -78,6 +78,18 @@ systemd:
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RestartSec=10
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[Install]
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WantedBy=multi-user.target
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- name: delete-node.service
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enabled: true
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contents: |
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[Unit]
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Description=Delete Kubernetes node on shutdown
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[Service]
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Type=oneshot
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RemainAfterExit=true
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ExecStart=/bin/true
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ExecStop=/bin/bash -c '/usr/bin/podman run --volume /etc/kubernetes:/etc/kubernetes:ro,z k8s.gcr.io/hyperkube:v1.17.3 kubectl --kubeconfig=/etc/kubernetes/kubeconfig delete node $HOSTNAME'
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[Install]
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WantedBy=multi-user.target
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storage:
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directories:
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- path: /etc/kubernetes
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@ -78,6 +78,18 @@ systemd:
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RestartSec=10
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[Install]
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WantedBy=multi-user.target
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- name: delete-node.service
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enabled: true
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contents: |
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[Unit]
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Description=Delete Kubernetes node on shutdown
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[Service]
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Type=oneshot
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RemainAfterExit=true
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ExecStart=/bin/true
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ExecStop=/bin/bash -c '/usr/bin/podman run --volume /etc/kubernetes:/etc/kubernetes:ro,z k8s.gcr.io/hyperkube:v1.17.3 kubectl --kubeconfig=/etc/kubernetes/kubeconfig delete node $HOSTNAME'
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[Install]
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WantedBy=multi-user.target
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storage:
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directories:
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- path: /etc/kubernetes
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