28 lines
867 B
Bash
28 lines
867 B
Bash
|
#!/bin/bash
|
||
|
|
|
||
|
|
INTERVAL="1" # update interval in seconds
|
||
|
|
|
||
|
|
network_name=$(tmux show-option -gqv "@dracula-network-bandwith")
|
||
|
|
|
||
|
|
main() {
|
||
|
|
while true
|
||
|
|
do
|
||
|
|
initial_download=`cat /sys/class/net/$network_name/statistics/rx_bytes`
|
||
|
|
initial_upload=`cat /sys/class/net/$network_name/statistics/tx_bytes`
|
||
|
|
|
||
|
|
sleep $INTERVAL
|
||
|
|
|
||
|
|
final_download=`cat /sys/class/net/$network_name/statistics/rx_bytes`
|
||
|
|
final_upload=`cat /sys/class/net/$network_name/statistics/tx_bytes`
|
||
|
|
|
||
|
|
total_download_bps=`expr $final_download - $initial_download`
|
||
|
|
total_upload_bps=`expr $final_upload - $initial_upload`
|
||
|
|
|
||
|
|
total_download_kbps=$(echo "scale=2; $total_download_bps / 1024" | bc)
|
||
|
|
total_upload_kbps=$(echo "scale=2; $total_upload_bps / 1024" | bc)
|
||
|
|
|
||
|
|
echo "↑ $total_upload_kbps kB/s • ↓ $total_download_kbps kB/s"
|
||
|
|
done
|
||
|
|
}
|
||
|
|
main
|