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crictl image cleanup
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| apiVersion: v1 | |
| kind: ConfigMap | |
| metadata: | |
| name: imagecleanupconfig | |
| namespace: default | |
| labels: | |
| component: imagecleanup | |
| data: | |
| # removes all images unused by a running container | |
| cronjobs: 0 0 * * * crictl rmi --prune 2>&1 | |
| --- | |
| apiVersion: apps/v1 | |
| kind: DaemonSet | |
| metadata: | |
| name: imagecleanup | |
| namespace: default | |
| spec: | |
| selector: | |
| matchLabels: | |
| component: imagecleanup | |
| template: | |
| metadata: | |
| labels: | |
| component: imagecleanup | |
| spec: | |
| volumes: | |
| - name: containerd | |
| hostPath: | |
| path: /var/run/containerd/containerd.sock | |
| type: Socket | |
| - name: imagecleanupconfig | |
| configMap: | |
| name: imagecleanupconfig | |
| containers: | |
| - name: imagecleanup | |
| image: alpine:latest | |
| imagePullPolicy: Always | |
| env: | |
| - name: CRICTL_VERSION | |
| value: v1.20.0 | |
| - name: CONTAINER_RUNTIME_ENDPOINT | |
| value: unix:///var/run/containerd/containerd.sock | |
| - name: IMAGE_SERVICE_ENDPOINT | |
| value: unix:///var/run/containerd/containerd.sock | |
| # details of the command: | |
| # - install crictl | |
| # - add a cron job from the config map | |
| # - execute crond in the foregroud | |
| command: | |
| [ | |
| "sh", | |
| "-c", | |
| "wget https://github.com/kubernetes-sigs/cri-tools/releases/download/$CRICTL_VERSION/crictl-$CRICTL_VERSION-linux-amd64.tar.gz && tar zxvf crictl-$CRICTL_VERSION-linux-amd64.tar.gz -C /usr/local/bin && crontab /config/cronjobs && crond -f -d 8", | |
| ] | |
| resources: | |
| requests: | |
| cpu: 100m | |
| memory: 50Mi | |
| volumeMounts: | |
| - name: containerd | |
| mountPath: /var/run/containerd/containerd.sock | |
| - name: imagecleanupconfig | |
| mountPath: /config | |
| --- |
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