35 lines
923 B
YAML
35 lines
923 B
YAML
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# services/logging/node-image-prune-rpi5-script.yaml
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: node-image-prune-rpi5-script
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namespace: logging
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data:
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node_image_prune_rpi5.sh: |
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#!/usr/bin/env bash
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set -euo pipefail
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threshold=70
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sleep "$(( (RANDOM % 300) + 10 ))"
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while true; do
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usage=$(df -P /host | awk 'NR==2 {gsub(/%/,"",$5); print $5}')
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if [ -z "${usage}" ]; then
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sleep 1800
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continue
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fi
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if [ "${usage}" -ge "${threshold}" ]; then
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chroot /host /bin/sh -c '
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if command -v crictl >/dev/null 2>&1; then
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crictl --runtime-endpoint=unix:///run/k3s/containerd/containerd.sock rmi --prune || true
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elif [ -x /usr/local/bin/crictl ]; then
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/usr/local/bin/crictl --runtime-endpoint=unix:///run/k3s/containerd/containerd.sock rmi --prune || true
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fi
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'
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fi
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sleep 21600
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done
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