42 lines
1.0 KiB
Plaintext
42 lines
1.0 KiB
Plaintext
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#!/bin/bash
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# config
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max_usage=90
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bar_width=50
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# colors
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white="\e[39m"
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green="\e[1;32m"
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red="\e[1;31m"
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dim="\e[2m"
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undim="\e[0m"
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# disk usage: ignore zfs, squashfs & tmpfs
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mapfile -t dfs < <(df -H -x zfs -x squashfs -x tmpfs -x devtmpfs --output=target,pcent,size | tail -n+2)
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printf "\ndisk usage:\n"
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for line in "${dfs[@]}"; do
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# get disk usage
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usage=$(echo "$line" | awk '{print $2}' | sed 's/%//')
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used_width=$((($usage*$bar_width)/100))
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# color is green if usage < max_usage, else red
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if [ "${usage}" -ge "${max_usage}" ]; then
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color=$red
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else
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color=$green
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fi
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# print green/red bar until used_width
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bar="[${color}"
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for ((i=0; i<$used_width; i++)); do
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bar+="="
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done
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# print dimmmed bar until end
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bar+="${white}${dim}"
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for ((i=$used_width; i<$bar_width; i++)); do
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bar+="="
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done
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bar+="${undim}]"
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# print usage line & bar
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echo "${line}" | awk '{ printf("%-31s%+3s used out of %+4s\n", $1, $2, $3); }' | sed -e 's/^/ /'
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echo -e "${bar}" | sed -e 's/^/ /'
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done
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