Spaces:
Sleeping
Sleeping
File size: 7,465 Bytes
b2cff8f fb4f63a 5f018aa fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 89408c1 fb4f63a 5f018aa fb4f63a 89408c1 fb4f63a 5f018aa 89408c1 5f018aa 89408c1 5f018aa 89408c1 5f018aa fb4f63a 89408c1 fb4f63a 5f018aa 89408c1 5f018aa fb4f63a 5f018aa 89408c1 5f018aa b2cff8f 5f018aa |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 |
# app.py
from flask import Flask, Response, request, jsonify
import os
app = Flask(__name__)
# ——————————————————————————————
# Configuration: Test size = 1 GiB
# ——————————————————————————————
DOWNLOAD_SIZE_BYTES = 1 * 1024 * 1024 * 1024 # 1 GiB
# ——————————————————————————————
# Generator for streaming 1 GiB of random bytes in 10 MiB chunks
# ——————————————————————————————
def generate_random_blob():
sent = 0
chunk_size = 10 * 1024 * 1024 # 10 MiB per chunk
while sent < DOWNLOAD_SIZE_BYTES:
to_send = min(chunk_size, DOWNLOAD_SIZE_BYTES - sent)
yield os.urandom(to_send)
sent += to_send
# ——————————————————————————————
# Route: “/” – serve the HTML + JS client
# ——————————————————————————————
@app.route("/")
def index():
html = """
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Client-Side Speed Test (1 GiB)</title>
<style>
body { font-family: sans-serif; max-width: 600px; margin: 2em auto; }
button { padding: 0.5em 1em; font-size: 1rem; }
.result { margin-top: 1.5em; }
.label { font-weight: bold; }
</style>
</head>
<body>
<h2>Wi-Fi / Ethernet Speed Test (Up to 1 GiB)</h2>
<p>This test will measure your real Internet speed by downloading <strong>1 GiB</strong> of random data and uploading <strong>1 GiB</strong> back to the server. All timing runs entirely in your browser.</p>
<button id="startBtn">Start Speed Test</button>
<div class="result" id="results" style="display: none;">
<p><span class="label">Download Speed:</span> <span id="dlSpeed">–</span></p>
<p><span class="label">Upload Speed:</span> <span id="ulSpeed">–</span></p>
<p><span class="label">Ping:</span> <span id="ping">–</span></p>
</div>
<script>
const startBtn = document.getElementById("startBtn");
const resultsDiv = document.getElementById("results");
const dlSpan = document.getElementById("dlSpeed");
const ulSpan = document.getElementById("ulSpeed");
const pingSpan = document.getElementById("ping");
// Convert bits/sec to Mbps string
function toMbps(bits) {
return (bits / 1e6).toFixed(2) + " Mbps";
}
startBtn.addEventListener("click", async () => {
startBtn.disabled = true;
resultsDiv.style.display = "block";
dlSpan.textContent = "Testing…";
ulSpan.textContent = "Testing…";
pingSpan.textContent = "Testing…";
// 1) Measure ping: 5 tiny GETs to /ping_test
let pingTimes = [];
for (let i = 0; i < 5; i++) {
const t0 = performance.now();
await fetch("/ping_test?t=" + i, { cache: "no-store" });
const t1 = performance.now();
pingTimes.push(t1 - t0);
}
const avgPing = pingTimes.reduce((a, b) => a + b, 0) / pingTimes.length;
pingSpan.textContent = avgPing.toFixed(2) + " ms";
// 2) Download test: stream 1 GiB from /download_test
const dlStart = performance.now();
const response = await fetch("/download_test", { cache: "no-store" });
const reader = response.body.getReader();
let dlBytes = 0;
while (true) {
const { done, value } = await reader.read();
if (done) break;
dlBytes += value.length;
}
const dlEnd = performance.now();
const dlBits = dlBytes * 8;
const dlDurationSec = (dlEnd - dlStart) / 1000;
const dlSpeedBps = dlBits / dlDurationSec;
dlSpan.textContent = toMbps(dlSpeedBps);
// 3) Upload test: stream 1 GiB of random data to /upload_test
const uploadTotalBytes = dlBytes; // should be 1 GiB
const chunkSize = 10 * 1024 * 1024; // 10 MiB
let sentBytes = 0;
const uploadStream = new ReadableStream({
start(controller) {
function pushChunk() {
if (sentBytes >= uploadTotalBytes) {
controller.close();
return;
}
const size = Math.min(chunkSize, uploadTotalBytes - sentBytes);
const chunk = new Uint8Array(size);
window.crypto.getRandomValues(chunk);
controller.enqueue(chunk);
sentBytes += size;
// immediately queue next
pushChunk();
}
pushChunk();
}
});
const ulStart = performance.now();
await fetch("/upload_test", {
method: "POST",
headers: { "Content-Type": "application/octet-stream" },
body: uploadStream
});
const ulEnd = performance.now();
const ulDurationSec = (ulEnd - ulStart) / 1000;
const ulBits = uploadTotalBytes * 8;
const ulSpeedBps = ulBits / ulDurationSec;
ulSpan.textContent = toMbps(ulSpeedBps);
startBtn.disabled = false;
});
</script>
</body>
</html>
"""
return Response(html, mimetype="text/html")
# ——————————————————————————————
# Route: /ping_test – empty 200 response for ping
# ——————————————————————————————
@app.route("/ping_test")
def ping_test():
return Response(status=200)
# ——————————————————————————————
# Route: /download_test – stream 1 GiB of random data
# ——————————————————————————————
@app.route("/download_test")
def download_test():
headers = {
"Content-Disposition": f"attachment; filename=\"test_{DOWNLOAD_SIZE_BYTES}.bin\"",
"Content-Length": str(DOWNLOAD_SIZE_BYTES),
"Cache-Control": "no-store"
}
return Response(
generate_random_blob(),
mimetype="application/octet-stream",
headers=headers
)
# ——————————————————————————————
# Route: /upload_test – consume uploaded data in chunks and return JSON
# ——————————————————————————————
@app.route("/upload_test", methods=["POST"])
def upload_test():
total = 0
# Read the incoming stream in 1 MiB chunks and discard
while True:
chunk = request.stream.read(1 * 1024 * 1024)
if not chunk:
break
total += len(chunk)
# total should be near 1 GiB if upload completed
return jsonify({"received_bytes": total})
# ——————————————————————————————
# Run the Flask app on port 7860
# ——————————————————————————————
if __name__ == "__main__":
app.run(host="0.0.0.0", port=7860, debug=False)
|