45 lines
1.2 KiB
Bash
Executable File
45 lines
1.2 KiB
Bash
Executable File
#!/bin/sh
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# Module showing CPU load as a changing bars.
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# Just like in polybar.
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# Each bar represents amount of load on one core since
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# last run.
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# Cache in tmpfs to improve speed and reduce SSD load
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cache=/tmp/cpubarscache
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case $BLOCK_BUTTON in
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2) setsid -f "$TERMINAL" -e htop ;;
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3) notify-send " CPU load module" "Each bar represents
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one CPU core";;
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6) "$TERMINAL" -e "$EDITOR" "$0" ;;
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esac
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# id total idle
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stats=$(awk '/cpu[0-9]+/ {printf "%d %d %d\n", substr($1,4), ($2 + $3 + $4 + $5), $5 }' /proc/stat)
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[ ! -f $cache ] && echo "$stats" > "$cache"
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old=$(cat "$cache")
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printf " "
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echo "$stats" | while read -r row; do
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id=${row%% *}
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rest=${row#* }
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total=${rest%% *}
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idle=${rest##* }
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case "$(echo "$old" | awk '{if ($1 == id)
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printf "%d\n", (1 - (idle - $3) / (total - $2))*100 /12.5}' \
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id="$id" total="$total" idle="$idle")" in
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"0") printf "\033[32m▁\033[0m";;
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"1") printf "\033[32m▂\033[0m";;
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"2") printf "\033[32m▃\033[0m";;
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"3") printf "\033[33m▄\033[0m";;
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"4") printf "\033[33m▅\033[0m";;
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"5") printf "\033[33m▆\033[0m";;
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"6") printf "\033[31m▇\033[0m";;
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"7") printf "\033[31m█\033[0m";;
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"8") printf "\033[31m█\033[0m";;
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esac
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done; printf "\\n"
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echo "$stats" > "$cache"
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