Duplicate main WebVM page in preparation for Alpine demo
This commit is contained in:
Alessandro Pignotti
parent
2ff80eb759
commit
878effcfb1
1 changed files with 352 additions and 0 deletions
352
alpine.html
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352
alpine.html
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<!DOCTYPE html>
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<html lang="en" style="height:100%;">
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<meta property="og:image" content="https://webvm.io/assets/reddit.png"/>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=1100, initial-scale=1.0">
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<title>WebVM - Linux virtualization in WebAssembly</title>
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<meta name="description" content="Server-less virtual machine, networking included, running browser-side in HTML5/WebAssembly. Code in any programming language inside this Linux terminal.">
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<meta name="keywords" content="WebVM, Virtual Machine, CheerpX, x86 virtualization, WebAssembly, Tailscale, JIT">
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<meta property="og:title" content="WebVM - Linux virtualization in WebAssembly" />
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<meta property="og:type" content="website" />
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<meta property="og:site_name" content="WebVM"/>
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<meta property="og:image" content="https://webvm.io/assets/social.png" />
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<meta name="twitter:card" content="summary_large_image" />
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<meta name="twitter:site" content="@leaningtech" />
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<meta name="twitter:title" content="WebVM - Linux virtualization in WebAssembly" />
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<meta name="twitter:description" content="Server-less virtual machine, networking included, running browser-side in HTML5/WebAssembly. Code in any programming language inside this Linux terminal.">
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<meta name="twitter:image" content="https://webvm.io/assets/social.png" />
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<!-- Apple iOS web clip compatibility tags -->
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<meta name="application-name" content="WebVM" />
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<meta name="apple-mobile-web-app-title" content="WebVM" />
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<meta name="apple-mobile-web-app-capable" content="yes" />
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<meta name="mobile-web-app-capable" content="yes" />
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<meta name="apple-mobile-web-app-status-bar-style" content="black" />
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<link rel="shortcut icon" href="./tower.ico">
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<link rel="preconnect" href="https://fonts.googleapis.com">
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<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
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<link rel="stylesheet" id="us-fonts-css" href="https://fonts.googleapis.com/css?family=Montserrat%3A300%2C400%2C500%2C600%2C700&display=swap&ver=6.0.2" media="all">
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/github-fork-ribbon-css/0.2.3/gh-fork-ribbon.min.css" />
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<link rel="stylesheet" href="./xterm/xterm.css" />
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<link rel="stylesheet" href="./scrollbar.css" />
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<style>.github-fork-ribbon:before { background-color: #ea1e69; }</style>
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<!-- Serviceworker script that adds the COI and CORS headers to the response headers in cases where the server does not support it. -->
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<script src="serviceWorker.js"></script>
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<script src="./xterm/xterm.js"></script>
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<script src="./xterm/xterm-addon-fit.js"></script>
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<script src="./xterm/xterm-addon-web-links.js"></script>
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<script src="network.js"></script>
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</head>
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<body style="margin:0;height:100%;background:black;color:white;overflow:hidden; display:flex; flex-direction: column; justify-content: space-between; height: 100%;">
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<a class="github-fork-ribbon right-bottom" href="https://github.com/leaningtech/webvm/" target="_blank" data-ribbon="Fork me on GitHub" title="Fork me on GitHub">Fork me on GitHub</a>
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<div>
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<div style="padding-top: 0.7em;padding-bottom: 0.7em;font-size: 0.3em; font-weight: 200;vertical-align:center;height: 120px;">
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<div style="margin-left: 20px; height: 100%; display: flex; align-items: center; justify-content: space-between;">
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<pre style="font-family: monospace; font-weight: 600; font-size: large; color: #ad7fa8;">
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__ __ _ __ ____ __
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\ \ / /__| |_\ \ / / \/ |
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\ \/\/ / -_) '_ \ V /| |\/| |
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\_/\_/\___|_.__/\_/ |_| |_|
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</pre>
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<div style="height:100%;display: flex; flex-direction: column;justify-content: space-between;">
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<div style="padding-top: 0.7em;font-size: 0.3em; font-weight: 200;vertical-align:center;height:50px;">
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<div style="margin-right: 10px; margin-left: 20px; height: 100%; display: flex; align-items: center; justify-content: flex-end;gap: 50px;">
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<div style="padding-top: 0.7em;font-size: 0.3em; font-weight: 200;vertical-align:center;">
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<a href="https://leaningtech.com" style="text-decoration: none; height: 100%;" target="_blank">
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<div style="color: white; font-family: montserrat; font-weight: 400; font-size: large; height: 100%; display: flex; align-items: center;">
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<span>Made with ❤️ by </span>
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<img src="assets/leaningtech.png" height="40px" style="margin-left: 5px;">
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</div>
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</a>
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</div>
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</div>
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</div>
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<div style="padding-top: 0.7em;font-size: 0.3em; font-weight: 200;vertical-align:center;height:50px;">
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<div style="margin-right: 10px; margin-left: 20px; height: 100%; display: flex; align-items: center; justify-content: flex-end;gap: 50px;">
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<div style="color: white; font-family: montserrat; font-weight: 400; font-size: large; height: 100%; display: flex; align-items: center;">
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<span>CPU </span>
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<span id="cpuactivity" style="margin-left: 7px;">🟢</span>
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</div>
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<div style="color: white; font-family: montserrat; font-weight: 400; font-size: large; height: 100%; display: flex; align-items: center;">
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<span>HDD </span>
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<span id="hddactivity" style="margin-left: 7px;">🟢</span>
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</div>
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<a id="loginLink" style="user-select: text ;text-decoration: none; height: 100%;">
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<div style="color: white; font-family: montserrat; font-weight: 400; font-size: large; height: 100%; display: flex; align-items: center;">
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<div style="position: relative;">
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<span style="cursor: pointer" id="networkStatus">Connect via Tailscale </span>
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<span style="cursor: pointer; position: absolute; right: 0px; visibility: hidden;" id="ipCopied">Copied! </span>
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</div>
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<img src="assets/tailscale.svg" height="35px" style="margin-left: 7px;">
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</div>
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</a>
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<a href="https://discord.gg/yTNZgySKGa" style="text-decoration: none; height: 100%;" target="_blank">
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<div style="color: white; font-family: montserrat; font-weight: 400; font-size: large; height: 100%; display: flex; align-items: center;">
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<span>Join Discord </span>
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<img src="assets/discord-mark-blue.svg" height="35px" style="margin-left: 7px;">
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</div>
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</a>
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<a href="https://github.com/leaningtech/webvm/issues" style="text-decoration: none; height: 100%;" target="_blank">
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<div style="color: white; font-family: montserrat; font-weight: 400; font-size: large; height: 100%; display: flex; align-items: center;">
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<span>GitHub Issues </span>
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<img src="assets/github-mark-white.svg" height="35px" style="margin-left: 5px;">
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</div>
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</a>
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</div>
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</div>
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</div>
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</div>
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</div>
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</div>
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<div style="flex-grow:0; flex-shrink: 0; height:1px; width: 100%; background-color: white;">
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</div>
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<main style="display: flex; flex-direction: row; justify-content: space-between; margin: 5px; height: 100%;">
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<div style="flex-grow:1; height:100%;display:inline-block;margin:0;" class="scrollbar" id="console">
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</div>
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</main>
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<script>
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//Utility namespace to group all functionality related to printing (both error and non error) messages
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const color= "\x1b[1;35m";
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const bold= "\x1b[1;37m";
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const underline= "\x1b[94;4m";
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const normal= "\x1b[0m";
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var printOnTerm = {
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getAsciiText: function ()
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{
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var text = [
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"+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~+",
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"| |",
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"| WebVM is a server-less virtual Linux environment running fully client-side |",
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"| in HTML5/WebAssembly. |",
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"| |",
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"| WebVM is powered by the CheerpX virtualization engine, which enables safe, |",
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"| sandboxed client-side execution of x86 binaries on any browser. |",
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"| |",
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"| CheerpX includes an x86-to-WebAssembly JIT compiler, a virtual block-based |",
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"| file system, and a Linux syscall emulator. |",
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"| |",
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"| [NEW!] Your own WebVM with custom images via Dockerfile: |",
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"| |",
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"| " + underline + "https://leaningtech.com/mini-webvm-your-linux-box-from-dockerfile-via-wasm" + normal +" |",
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"| |",
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"+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~+",
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"",
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" Welcome to WebVM. If unsure, try these examples:",
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"",
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" python3 examples/python3/fibonacci.py ",
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" gcc -o helloworld examples/c/helloworld.c && ./helloworld",
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" objdump -d ./helloworld | less -M",
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" vim examples/c/helloworld.c",
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" curl --max-time 15 parrot.live # requires networking",
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"",
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];
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return text;
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},
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getSharedArrayBufferMissingMessage: function ()
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{
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const isCustom = window.location.hostname !== "webvm.io";
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const isSecureContext = window.isSecureContext;
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const text = [
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"",
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"",
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color + "CheerpX could not start" + normal,
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"",
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"CheerpX uses SharedArrayBuffer, which is not available right now.",
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"",
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!isSecureContext && " - This page is not in a secure context. Serve over HTTPS or WSS.",
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!isSecureContext && " " + underline + "https://developer.mozilla.org/en-US/docs/Web/Security/Secure_Contexts" + normal,
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isCustom && " - The document is not cross-origin isolated.",
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isCustom && " " + underline + "https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer#security_requirements" + normal,
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" - Your browser might not support SharedArrayBuffer.",
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" Since 2022, all major browsers support this feature.",
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" " + underline + "https://caniuse.com/sharedarraybuffer" + normal,
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].filter(Boolean);
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return text;
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},
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getErrorMessage: function (error_message)
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{
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const text = [
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"",
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"",
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color + "CheerpX could not start" + normal,
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"",
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"CheerpX internal error message is:",
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error_message,
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"",
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"",
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"CheerpX is expected to work with recent desktop versions of Chrome, Edge, Firefox and Safari",
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"",
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"",
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"Give it a try from a desktop version / another browser!",
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]
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return text;
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},
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printMessage: function (text) {
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for (var i=0; i<text.length; i++)
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{
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term.write(text[i]);
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term.write('\n');
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}
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},
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printError: function (message)
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{
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this.printMessage(message);
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term.write("\n\n");
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function writeCustom(something)
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{
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term.write(something);
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}
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},
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};
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var consoleDiv = document.getElementById("console");
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//xterm.js related logic
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var term = new Terminal({cursorBlink:true,convertEol:true, fontFamily:"monospace", fontWeight: 400, fontWeightBold: 700});
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var fitAddon = new FitAddon.FitAddon();
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term.loadAddon(fitAddon);
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var linkAddon = new WebLinksAddon.WebLinksAddon();
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term.loadAddon(linkAddon);
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term.open(consoleDiv);
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term.scrollToTop();
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fitAddon.fit();
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window.addEventListener("resize", function(ev){fitAddon.fit();}, false);
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term.focus();
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var cxReadFunc = null;
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function writeData(buf)
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{
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term.write(new Uint8Array(buf));
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}
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function readData(str)
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{
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if(cxReadFunc == null)
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return;
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for(var i=0;i<str.length;i++)
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cxReadFunc(str.charCodeAt(i));
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}
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term.onData(readData);
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function hddCallback(state)
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{
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var h = document.getElementById("hddactivity");
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if(state == "ready")
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h.textContent = "\u{1F7E2}";
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else
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h.textContent = "\u{1F7E0}";
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}
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function cpuCallback(state)
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{
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var h = document.getElementById("cpuactivity");
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if(state == "ready")
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h.textContent = "\u{1F7E2}";
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else
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h.textContent = "\u{1F7E0}";
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}
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//Actual CheerpX and bash specific logic
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function runBash()
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{
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// Reasonable defaults for local deployments
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var cmd = "/bin/bash";
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var args = ["--login"];
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var env = ["HOME=/home/user", "TERM=xterm", "USER=user", "SHELL=/bin/bash", "EDITOR=vim", "LANG=en_US.UTF-8", "LC_ALL=C"];
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var cwd = "/home/user";
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const structure = {
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cmd: cmd,
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args: args,
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env: env,
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cwd: cwd
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}
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if (typeof SharedArrayBuffer === "undefined")
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{
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printOnTerm.printError(printOnTerm.getSharedArrayBufferMissingMessage());
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return;
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}
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let networkInterface = setupNetworkInterface();
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async function runTest(cx)
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{
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var processCount = 0;
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function handleProcessCreated()
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{
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processCount++;
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if(processCount == 5)
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{
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// Make sure no further event is reported
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cx.unregisterCallback("processCreated", handleProcessCreated);
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}
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}
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cx.registerCallback("processCreated", handleProcessCreated);
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cx.registerCallback("cpuActivity", cpuCallback);
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cx.registerCallback("diskActivity", hddCallback);
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registerNetworkLogin(cx, networkInterface);
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term.scrollToBottom();
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async function cxLogAndRun(cheerpx, cmd, args, env)
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{
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await cheerpx.run(cmd, args, env);
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printOnTerm.printMessage(" ");
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}
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cxReadFunc = cx.setCustomConsole(writeData, term.cols, term.rows);
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function preventDefaults (e) {
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e.preventDefault()
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e.stopPropagation()
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}
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consoleDiv.addEventListener("dragover", preventDefaults, false);
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consoleDiv.addEventListener("dragenter", preventDefaults, false);
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consoleDiv.addEventListener("dragleave", preventDefaults, false);
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consoleDiv.addEventListener("drop", preventDefaults, false);
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var opts = {env:structure.env, cwd:structure.cwd, uid: 1000, gid: 1000};
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while (true)
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{
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await cxLogAndRun(cx, structure.cmd, structure.args, opts);
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}
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}
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function failCallback(err)
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{
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printOnTerm.printError(printOnTerm.getErrorMessage(err));
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}
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// The device url and type are replaced by Github Actions.
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CheerpXApp.create({devices:[{type:"block",url:"https://disks.webvm.io/debian_large_20230522_5044875331.ext2",name:"block2"}],mounts:[{type:"ext2",dev:"block2",path:"/"},{type:"cheerpOS",dev:"/app",path:"/app"},{type:"cheerpOS",dev:"/str",path:"/data"},{type:"cheerpOS",dev:"/files",path:"/mnt"},{type:"devs",dev:"",path:"/dev"},{type:"proc",dev:"",path:"/proc"}], networkInterface: networkInterface}).then(runTest, failCallback);
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//CheerpXApp.create({devices:[{type:"bytes",url:"/ghc_20240716_9952612194.ext2",name:"block1"}],mounts:[{type:"ext2",dev:"block1",path:"/"},{type:"cheerpOS",dev:"/app",path:"/app"},{type:"cheerpOS",dev:"/str",path:"/data"},{type:"cheerpOS",dev:"/files",path:"/files"},{type:"devs",dev:"",path:"/dev"},{type:"proc",dev:"",path:"/proc"}], networkInterface: networkInterface}).then(runTest, failCallback);
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}
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function initialMessage()
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{
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printOnTerm.printMessage(printOnTerm.getAsciiText());
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console.log("Welcome. We appreciate curiosity, but be warned that keeping the DevTools open causes significant performance degradation and crashes.");
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}
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initialMessage();
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async function loadCX()
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{
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// Find the latest build
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var url = "https://127.0.0.1:8080/cx.js";
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url = url.trim();
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var script = document.createElement('script');
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script.type = 'text/javascript';
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script.src = url;
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script.addEventListener("load", runBash, false);
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document.head.appendChild(script);
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}
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loadCX();
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</script>
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</body>
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</html>
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