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README.md
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is-reboot-required.sh
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# Archlinux Stale Kernel Check |
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This small script compares the running kernel version (`uname -r`) and the |
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kernel version on the filesystem (`file /boot/vmlinuz-linux`). If the versions |
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differ, it prints "Reboot required.". If not, it prints "No reboot required." |
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#!/bin/bash |
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set -euo pipefail |
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IFS=$'\n\t' |
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RUNNING_VERSION=$(uname -r) |
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FS_VERSION=$(file /boot/vmlinuz-linux | sed -rn 's/.* version ([0-9\.A-Z-]+) .*/\1/p') |
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if [ ! "${RUNNING_VERSION}" = ${FS_VERSION} ]; then |
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echo "Reboot required." |
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else |
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echo "No reboot required." |
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fi |
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