fetch benchmark

tests/benchmark/fetch-download.js

@@ -0,0 +1,74 @@
+#!/usr/bin/env node
+"use strict";
+
+import url from "node:url";
+import { Worker } from "node:worker_threads";
+
+const __dirname = url.fileURLToPath(new URL(".", import.meta.url));
+
+const TEST_RELEASE_BUILD = +process.env.TEST_RELEASE_BUILD;
+const USE_VIRTIO = !!process.env.USE_VIRTIO;
+const SERVER_PORT = parseInt(process.env.SERVER_PORT, 10) || 8686;
+const BENCHFILE_SIZE = (parseInt(process.env.BENCHFILE_SIZE_MB, 10) || 32) * 1024 * 1024;
+
+const { V86 } = await import(`../../build/${TEST_RELEASE_BUILD ? "libv86" : "libv86-debug"}.mjs`);
+
+const LOG_SERIAL = true;
+const SHOW_LOGS = false;
+
+const server = new Worker(__dirname + "../devices/fetch_testserver.js", { workerData: { port: SERVER_PORT, benchsize: BENCHFILE_SIZE } });
+
+const emulator = new V86({
+    bios: { url: __dirname + "/../../bios/seabios.bin" },
+    vga_bios: { url: __dirname + "/../../bios/vgabios.bin" },
+    bzimage: { url: __dirname + "/../../images/buildroot-bzimage68.bin" },
+    autostart: true,
+    memory_size: 64 * 1024 * 1024,
+    net_device: {
+        relay_url: "fetch",
+        type: USE_VIRTIO ? "virtio" : "ne2k",
+        local_http: true
+    },
+    log_level: SHOW_LOGS ? 0x400000 : 0,
+});
+
+emulator.bus.register("emulator-started", function()
+{
+    console.log("Booting now, please stand by");
+});
+
+var serial_text = "";
+var booted = false;
+
+emulator.add_listener("serial0-output-byte", function(byte)
+{
+    var chr = String.fromCharCode(byte);
+
+    if(LOG_SERIAL) process.stdout.write(chr);
+
+    serial_text += chr;
+
+    if(!booted && serial_text.endsWith("~% "))
+    {
+        booted = true;
+
+        emulator.serial0_send(`udhcpc;curl -o /dev/null -w '<%{speed_download}>%{exitcode}' ${SERVER_PORT}.v86local.http/bench\n`);
+    }
+
+    if(serial_text.endsWith(">0"))
+    {
+        emulator.destroy();
+        server.terminate();
+        const speed = parseInt(/<([0-9]+)>0/.exec(serial_text)[1], 10); // in bytes
+
+        if(isNaN(speed))
+        {
+            console.error("Can't parse console log");
+            process.exit(1);
+        }
+
+        console.log();
+        console.log("Average download speed: %s kB/s", (speed / 1024).toFixed(2));
+        process.exit(0);
+    }
+});