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79 lines
2.2 KiB
Bash
Executable File
79 lines
2.2 KiB
Bash
Executable File
#!/bin/bash
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# Function to detect all active network interfaces
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detect_interfaces() {
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interfaces=()
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for interface in /sys/class/net/*; do
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interface=$(basename "$interface")
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if [[ "$interface" != "lo" && -d "/sys/class/net/$interface" && "$(cat /sys/class/net/$interface/operstate)" == "up" ]]; then
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interfaces+=("$interface")
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fi
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done
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echo "${interfaces[@]}"
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}
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# Detect all active network interfaces
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interfaces=$(detect_interfaces)
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# If no active interfaces are found, exit
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if [ -z "$interfaces" ]; then
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echo "No active network interfaces found"
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exit 1
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fi
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# Initialize total RX and TX bytes
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total_rx_now=0
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total_tx_now=0
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# Initialize last recorded RX and TX bytes
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total_last_rx=0
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total_last_tx=0
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# Initialize time variables
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current_time=$(date +%s)
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last_time=$current_time
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# Iterate over each interface and accumulate RX and TX bytes
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for interface in $interfaces; do
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rx_path="/sys/class/net/$interface/statistics/rx_bytes"
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tx_path="/sys/class/net/$interface/statistics/tx_bytes"
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rx_now=$(cat $rx_path 2>/dev/null)
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tx_now=$(cat $tx_path 2>/dev/null)
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state_file="/tmp/network_monitor_$interface"
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if [ -f "$state_file" ]; then
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read last_rx last_tx last_time < "$state_file"
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else
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last_rx=$rx_now
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last_tx=$tx_now
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fi
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total_rx_now=$((total_rx_now + rx_now))
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total_tx_now=$((total_tx_now + tx_now))
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total_last_rx=$((total_last_rx + last_rx))
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total_last_tx=$((total_last_tx + last_tx))
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# Save current RX and TX bytes for the next check
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echo "$rx_now $tx_now $current_time" > "$state_file"
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done
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# Calculate time difference
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time_diff=$((current_time - last_time))
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# Calculate total download and upload speeds in bytes per second
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if (( time_diff > 0 )); then
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total_rx_rate=$(( (total_rx_now - total_last_rx) / time_diff ))
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total_tx_rate=$(( (total_tx_now - total_last_tx) / time_diff ))
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else
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total_rx_rate=0
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total_tx_rate=0
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fi
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# Convert speeds to human-readable format
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rx_rate_human=$(numfmt --to=iec --suffix=B/s $total_rx_rate)
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tx_rate_human=$(numfmt --to=iec --suffix=B/s $total_tx_rate)
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# Output the result with fixed width
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printf " %-7s %-7s\n" "$rx_rate_human" "$tx_rate_human"
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echo "#50FA7B" |