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Diffstat (limited to '.local/bin/statusbar/sb-nettraf')
-rwxr-xr-x | .local/bin/statusbar/sb-nettraf | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/.local/bin/statusbar/sb-nettraf b/.local/bin/statusbar/sb-nettraf new file mode 100755 index 0000000..88df9bd --- /dev/null +++ b/.local/bin/statusbar/sb-nettraf @@ -0,0 +1,22 @@ +#!/bin/sh + +# Module showing network traffic. Shows how much data has been received (RX) or +# transmitted (TX) since the previous time this script ran. So if run every +# second, gives network traffic per second. + +update() { + sum=0 + for arg; do + read -r i < "$arg" + sum=$(( sum + i )) + done + cache=/tmp/${1##*/} + [ -f "$cache" ] && read -r old < "$cache" || old=0 + printf %d\\n "$sum" > "$cache" + printf %d\\n $(( sum - old )) +} + +rx=$(update /sys/class/net/[ew]*/statistics/rx_bytes) +tx=$(update /sys/class/net/[ew]*/statistics/tx_bytes) + +printf "🔻%4sB 🔺%4sB\\n" $(numfmt --to=iec $rx $tx) |