computer-playbook/roles/native-btrfs-health-check/files/btrfs-health-check.sh

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#!/bin/bash
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exit_code=0
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for path in $(btrfs filesystem show | awk '/ path /{print $NF}')
do
echo "Checking health for $path..."
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result=$(btrfs device stats $path)
echo "$result"
regex='\.(.*)_errs(\s*)[1-9]'
[[ "$result" =~ $regex ]] && echo "Errors found!" && exit_code=1;
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done
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exit $exit_code