18 lines
507 B
Bash
Executable file
18 lines
507 B
Bash
Executable file
#!/bin/sh
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. "$HOME/.local/libexec/statusbar/colors"
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update() {
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sum=0
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for arg; do
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read -r i <"$arg"
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sum=$((sum + i))
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done
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cache=/tmp/${1##*/}
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[ -f "$cache" ] && read -r old <"$cache" || old=0
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printf "%b" "$sum\n" >"$cache"
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printf "%b" "$((sum - old))\n"
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}
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rx=$(update /sys/class/net/[ew]*/statistics/rx_bytes)
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tx=$(update /sys/class/net/[ew]*/statistics/tx_bytes)
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printf "%b%5sB %b%5sB%b" "<span$big></span>" "$(numfmt --to=iec "$rx")" "<span $big></span>" "$(numfmt --to=iec "$tx")" "\n"
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