44 lines
1.2 KiB
Text
44 lines
1.2 KiB
Text
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#!/bin/bash
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set -xeuo pipefail
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apt-get update
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DEBIAN_FRONTEND=noninteractive apt-get -y -q -o Dpkg::Options::=--force-confold dist-upgrade
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DEBIAN_FRONTEND=noninteractive apt-get -y -q autoclean
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DEBIAN_FRONTEND=noninteractive apt-get -y -q autoremove
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% if clean_old_kernels:
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existing=$(dpkg --get-selections | grep -E '^linux-(image|headers)-[0-9]' || true)
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if [[ -z "$existing" ]]
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then
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echo "ERROR: No installed kernels found! Aborting!" >&2
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exit 1
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fi
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current=$(uname -r | sed -r 's/-[a-zA-Z]+$//')
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latest=$(echo "$existing" | sort --version-sort -t- -k 3,4 | tail -n 1 | sed -r 's/[^0-9]+([0-9]\.[^-]+-[0-9]+).*/\1/')
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todelete=$(echo "$existing" | grep -v -E "($current|$latest)" | awk '{ print $1 }' || true)
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if [[ -n "$todelete" ]]
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then
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DEBIAN_FRONTEND=noninteractive apt-get -qy purge $todelete
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fi
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% endif
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% for affected, restarts in sorted(restart_triggers.items()):
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up_since=$(systemctl show "${affected}" | sed -n 's/^ActiveEnterTimestamp=//p' || echo 0)
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up_since_ts=$(date -d "$up_since" +%s || echo 0)
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now=$(date +%s)
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if [ $((now - up_since_ts)) -lt 3600 ]
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then
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% for restart in sorted(restarts):
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systemctl restart "${restart}" || true
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% endfor
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fi
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% endfor
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