Route64.org Tunnel Hub Latency Tester

route64-tunnel-hub-test.sh

#!/bin/bash
# Route64 Tunnel Hub Latency Tester
# https://route64.org — tests all available Route64 tunnel hubs (IPv4)

# ── Colours ────────────────────────────────────────────────────────────────
RED='\033[0;31m'; YELLOW='\033[1;33m'; GREEN='\033[0;32m'
BOLD='\033[1m';   DIM='\033[2m';       RESET='\033[0m'

# ── Server list: "Region|Display name|IPv4" ─────────────────────────────────
SERVERS=(

    # Canada
    "North America|Toronto, CA (yyz1.ca)|23.154.9.27"

    # United States
    "North America|Kansas City, US (mci1.us)|23.150.41.118"
    "North America|Kansas City, US (mci2.us)|23.156.200.132"
    "North America|Fremont, US (frm1.us)|23.154.8.27"
    "North America|Dallas, US (dal1.us)|213.145.83.41"
    "North America|Ashburn, US (ash1.us)|148.59.164.18"

    # Europe
    "Europe|Frankfurt, DE (fra2.de)|185.121.24.139"
    "Europe|Frankfurt, DE (fra3.de)|178.215.228.222"
    "Europe|Paris, FR (par2.fr)|45.154.96.16"
    "Europe|Paris, FR (par1.fr)|81.18.58.22"
    "Europe|London, GB (lon1.uk)|185.121.24.12"
    "Europe|Amsterdam, NL (ams1.nl)|118.91.187.67"
    "Europe|Amsterdam, NL (ams2.nl)|185.121.24.73"
    "Europe|Sandefjord, NO (san1.no)|185.147.35.234"
    "Europe|Stockholm, SE (arn1.se)|192.67.33.15"

    # Asia
    "Asia|Singapore, SG (sin1.sg)|103.172.116.132"
)

TOTAL=${#SERVERS[@]}
PING_COUNT=5
WORK_DIR=$(mktemp -d)
trap 'rm -rf "$WORK_DIR"' EXIT

# ── Helpers ────────────────────────────────────────────────────────────────

lat_color() {
    local val="$1"
    if [[ "$val" == "N/A" ]]; then
        printf '%b' "$RED"; return
    fi
    local i=${val%%.*}
    (( i <  50 )) && { printf '%b' "$GREEN";  return; }
    (( i < 150 )) && { printf '%b' "$YELLOW"; return; }
    printf '%b' "$RED"
}

colored_field() {
    local width="$1" val="$2"
    printf '%b%*s%b' "$(lat_color "$val")" "$width" "$val" "$RESET"
}

# ── Parallel ping worker ───────────────────────────────────────────────────

ping_server() {
    local idx="$1" region="$2" location="$3" ip="$4"
    local result min avg max mdev

    result=$(ping -nq -c"$PING_COUNT" -i0.3 -w"$PING_COUNT" "$ip" 2>/dev/null \
             | tail -n1 | cut -d' ' -f4)

    if [[ "$result" =~ ^[0-9] ]]; then
        IFS='/' read -r min avg max mdev <<< "$result"
    else
        min="N/A"; avg="N/A"; max="N/A"; mdev="N/A"
    fi

    printf '%s\t%s\t%s\t%s\t%s\t%s\t%s\n' \
        "$region" "$location" "$ip" "$min" "$avg" "$max" "$mdev" \
        > "$WORK_DIR/$idx"
}

# ── Main ───────────────────────────────────────────────────────────────────

printf '\n%bRoute64 — Tunnel Hub Latency Test%b\n' "$BOLD" "$RESET"
printf '%bPinging %d hubs · %d packets each · all parallel%b\n\n' \
    "$DIM" "$TOTAL" "$PING_COUNT" "$RESET"

for i in "${!SERVERS[@]}"; do
    IFS='|' read -r region location ip <<< "${SERVERS[$i]}"
    ping_server "$i" "$region" "$location" "$ip" &
done

BAR_LEN=40

while true; do
    done_n=$(find "$WORK_DIR" -maxdepth 1 -type f | wc -l | tr -d ' ')
    filled=$(( done_n * BAR_LEN / TOTAL ))
    empty=$(( BAR_LEN - filled ))

    bar=$(printf '%*s' "$filled" | tr ' ' '█')
    gap=$(printf '%*s' "$empty" | tr ' ' '░')

    printf '\r  [%b%s%b%s] %d / %d' \
        "$GREEN" "$bar" "$RESET" "$gap" "$done_n" "$TOTAL"

    (( done_n >= TOTAL )) && break
    sleep 0.2
done

wait
printf '\r%60s\r' ""

mapfile -t sorted < <(
    for i in "${!SERVERS[@]}"; do cat "$WORK_DIR/$i"; done \
    | awk -F'\t' '{
        key = ($5 == "N/A") ? 99999 : $5 + 0
        printf "%010.3f\t%s\n", key, $0
      }' \
    | sort -n \
    | cut -f2-
)

SEP=$(printf '%.0s─' {1..97})

printf '\n%b%-16s  %-25s  %-17s  %8s  %8s  %8s  %8s%b\n' \
    "$BOLD" "Region" "Location" "IPv4" "Min" "Avg" "Max" "Mdev" "$RESET"

printf '%b%s%b\n' "$DIM" "$SEP" "$RESET"

printf '%b  < 50 ms  ' "$GREEN"
printf '%b  50–150 ms  ' "$YELLOW"
printf '%b  > 150 ms / unreachable%b\n\n' "$RED" "$RESET"

best_loc=""
best_ip=""
best_avg=""

for row in "${sorted[@]}"; do
    IFS=$'\t' read -r region location ip min avg max mdev <<< "$row"

    printf '%-16s  %-25s  %-17s  ' "$region" "$location" "$ip"

    colored_field 8 "$min"; printf '  '
    colored_field 8 "$avg"; printf '  '
    colored_field 8 "$max"; printf '  '
    printf '%8s\n' "$mdev"

    [[ -z "$best_loc" && "$avg" != "N/A" ]] && {
        best_loc="$location"; best_ip="$ip"; best_avg="$avg"
    }
done

printf '%b%s%b\n' "$DIM" "$SEP" "$RESET"

if [[ -n "$best_loc" ]]; then
    printf '\n%bLowest avg latency:%b %b%s%b  %b%s%b  → avg %b%s ms%b\n\n' \
        "$BOLD" "$RESET" \
        "$GREEN" "$best_loc" "$RESET" \
        "$DIM"   "$best_ip"  "$RESET" \
        "$GREEN" "$best_avg" "$RESET"
else
    printf '\n%bNo hubs responded.%b\n\n' "$RED" "$RESET"
fi