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omarchycn/bin/omarchy-network-speedtest
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#!/bin/bash
# omarchy:summary=Measure live internet speed for one direction
# omarchy:group=network
# omarchy:args=[down|up]
set -e
direction="${1:-}"
probe=1.1.1.1
parallel=8
url_count=3
case "$direction" in
down | up)
;;
*)
echo "Usage: omarchy-network-speedtest [down|up]" >&2
exit 2
;;
esac
format_mbps() {
awk -v value="$1" 'BEGIN {
if (value <= 0) print "0.0"
else if (value < 10) printf "%.1f\n", value
else printf "%.0f\n", value
}'
}
iface=$(ip route get "$probe" 2>/dev/null | awk '{ for (i = 1; i <= NF; i++) if ($i == "dev") { print $(i + 1); exit } }')
if [[ -z $iface || ! -r /sys/class/net/$iface/statistics/rx_bytes || ! -r /sys/class/net/$iface/statistics/tx_bytes ]]; then
echo "No active network interface" >&2
exit 1
fi
if ! omarchy-cmd-present curl; then
echo "curl is required" >&2
exit 1
fi
fast_token="YXNkZmFzZGxmbnNkYWZoYXNkZmhrYWxm"
fast_api_url="https://api.fast.com/netflix/speedtest/v2?https=true&token=$fast_token&urlCount=$url_count"
fast_urls=$(curl -fsS "$fast_api_url" 2>/dev/null | jq -r '.targets[]?.url // empty')
if [[ -z $fast_urls ]]; then
echo "Failed to fetch speed test endpoints" >&2
exit 1
fi
traffic_pids=()
cleanup() {
local pid
for pid in "${traffic_pids[@]}"; do
[[ -n $pid ]] || continue
pkill -TERM -P "$pid" 2>/dev/null || true
kill "$pid" 2>/dev/null || true
done
for pid in "${traffic_pids[@]}"; do
[[ -n $pid ]] || continue
wait "$pid" 2>/dev/null || true
done
}
trap cleanup EXIT
# Round-robin across the returned URLs so we spread load across Netflix OCA nodes.
traffic_worker() {
local urls=("$@")
local url_count=${#urls[@]}
local idx=$RANDOM
if [[ $direction == "down" ]]; then
while true; do
url=${urls[$((idx % url_count))]}
curl -fsS -o /dev/null "$url" 2>/dev/null || return
idx=$((idx + 1))
done
else
while true; do
url=${urls[$((idx % url_count))]}
dd if=/dev/zero bs=1M count=64 2>/dev/null | curl -fsS -o /dev/null -X POST --data-binary @- "$url" 2>/dev/null || return
idx=$((idx + 1))
done
fi
}
for (( i = 0; i < parallel; i++ )); do
traffic_worker $fast_urls &
traffic_pids+=("$!")
done
rx_before=$(cat "/sys/class/net/$iface/statistics/rx_bytes")
tx_before=$(cat "/sys/class/net/$iface/statistics/tx_bytes")
any_alive() {
local pid
for pid in "${traffic_pids[@]}"; do
[[ -n $pid ]] || continue
if kill -0 "$pid" 2>/dev/null; then
return 0
fi
done
return 1
}
while any_alive; do
sleep 1
rx_after=$(cat "/sys/class/net/$iface/statistics/rx_bytes")
tx_after=$(cat "/sys/class/net/$iface/statistics/tx_bytes")
if [[ $direction == "down" ]]; then
rate=$(awk -v before="$rx_before" -v after="$rx_after" 'BEGIN {
if (after < before) print 0
else print (after - before) * 8 / 1000000
}')
else
rate=$(awk -v before="$tx_before" -v after="$tx_after" 'BEGIN {
if (after < before) print 0
else print (after - before) * 8 / 1000000
}')
fi
format_mbps "$rate"
rx_before=$rx_after
tx_before=$tx_after
done
wait 2>/dev/null || true