30 lines
877 B
Bash
Executable File
30 lines
877 B
Bash
Executable File
#!/bin/sh
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# Module showing network traffic. Shows how much data has been received (RX) or
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# transmitted (TX) since the previous time this script ran. So if run every
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# second, gives network traffic per second.
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case $BLOCK_BUTTON in
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1) setsid -f "$TERMINAL" -e bmon ;;
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3) notify-send "🌐 Network traffic module" "🔻: Traffic received
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🔺: Traffic transmitted" ;;
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6) "$TERMINAL" -e "$EDITOR" "$0" ;;
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esac
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update() {
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sum=0
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for arg; do
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read -r i < "$arg"
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sum=$(( sum + i ))
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done
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cache=${XDG_CACHE_HOME:-$HOME/.cache}/${1##*/}
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[ -f "$cache" ] && read -r old < "$cache" || old=0
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printf %d\\n "$sum" > "$cache"
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printf %d\\n $(( sum - old ))
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}
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rx=$(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 "🔻%4sB 🔺%4sB\\n" $(numfmt --to=iec $rx) $(numfmt --to=iec $tx)
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