WasmLinux: Webブラウザã§Linuxカーãƒãƒ«ã¨BusyBoxã‚’å‹•ã‹ã™(エミュレーションãªã—ã§)
Webブラウザã§OSå‹•ã‹ã—ã¦ã©ã†ã™ã‚“ã よ ã¨ã„ã†æ ¹æºçš„ãªç–‘å•ã«å›žç”ãŒç„¡ã„ã¾ã¾ã¨ã‚Šã‚ãˆãšã§ãã¡ã‚ƒã£ãŸã€‚。 ※ コマンドãŒçµ‚了ã—ã¦ã‚‚プãƒãƒ³ãƒ—トãŒå‡ºã¾ã›ã‚“。Enterを空打ã¡ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ (ãƒã‚°) WasmLinuxã¯ã€WebAssembly "ãƒã‚¤ãƒ†ã‚£ãƒ–" ãªLinux環境ã§ã™ã€‚カーãƒãƒ«ã‚‚ユーザーランドもã€WebAssemblyã®ãƒ„ールãƒã‚§ã‚¤ãƒ³ã§ã‚³ãƒ³ãƒ‘イルã•ã‚ŒãŸWebAssemblyモジュール(ã‚’wasm2cã§Cã«ã—ãŸã‚‚ã®)ã§ã™ã€‚ å‰å›žã¯ã‚«ãƒ¼ãƒãƒ«ã—ã‹å‹•ã„ã¦ã„ãªã‹ã£ãŸã‚“ã§ã™ãŒã€ä»Šå›žã¯ãƒ–ラウザ上㧠ifconfig lo up ã—㦠ping 127.0.0.1 ã—ãŸã‚Š top ã—ãŸã‚Š vi ã—ãŸã‚Šã§ãã¾ã™ã€‚BusyBoxå…¥ã£ã¦ã‚‹ã®ã§ã€‚ ãŸã ã—ã¾ã 実用性ã¯çš†ç„¡ ã§ã™ã€‚Proof of Conceptã£ã¦å¥´ã§ã™ã。 å‰å›žã®è¨˜äº‹: 今回ã¯MUSL libcを移æ¤ã—ã¦BusyBoxãŒå‹•ãよã†ã«ãªã£
WasmLinux: Linuxカーãƒãƒ«ã‚’WebAssemblyã«ã™ã‚‹
Linuxカーãƒãƒ«ãŒWebブラウザã§å‹•ã„ãŸã‚‰ã©ã†è€ƒãˆã¦ã‚‚é¢ç™½ã„ ã‚“ã ã‘ã©ã€ãã“ã«è‡³ã‚‹ã¾ã§ã¯ãªã‹ãªã‹é›£ã—ã„é“ã®ã‚Šã«ãªã‚‹ã€‚ãã®ç¬¬ä¸€æ©ã¨ã—ã¦ã€Linuxカーãƒãƒ«ã®ãƒ¦ãƒ¼ã‚¶ãƒ¼ãƒ©ãƒ³ãƒ‰ç‰ˆã§ã‚ã‚‹LKL( https://github.com/lkl/linux )ã‚’WebAssemblyã«ã‚³ãƒ³ãƒ‘イルã—ã¦ã€wasm2cã§C言語ã«å¤‰æ›ã—ãŸä¸Šã€Visual Studio 2022ã§ã‚³ãƒ³ãƒ‘イルã—ã¦Windows上ã§å®Ÿè¡Œã—ã¦ã¿ãŸã€‚ ã¾ã Webブラウザã§ã¯å‹•ã„ã¦ã„ãªã„ãŒã€æ€ã£ãŸã‚ˆã‚Šã¯ç°¡å˜ã«Wasmã«ç§»æ¤ã§ããŸ(個人ã®æ„Ÿæƒ³ã§ã™) ウケãŒè‰¯ã‘ã‚Œã°MUSL libc移æ¤ç·¨ → デãƒã‚¤ã‚¹ãƒ‰ãƒ©ã‚¤ãƒæ´»ç”¨ç·¨ → Webブラウザ上動作編ã¨ç¶šã‘ã‚‹æ„Ÿã˜ã§ã€‚。 EDIT: Visual Studioã®ã‚¹ã‚¯ãƒªãƒ¼ãƒ³ã‚·ãƒ§ãƒƒãƒˆã‚’撮りãªãŠã—。 memory-control ã¯anonymousãªmapã—ã‹æ•‘ãˆãªã„ã®ã§ã€ã“ã“数年スパンã§ã¯ã‚¨ãƒŸãƒ¥ãƒ¬ãƒ¼ã‚·
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Linuxカーãƒãƒ«å†…ã«WebAssemblyランタイムを実装ã—ã€ãƒã‚¤ãƒ†ã‚£ãƒ–ãƒã‚¤ãƒŠãƒªã‚ˆã‚Šã‚‚高速ã«å®Ÿè¡Œå¯èƒ½ã«ã™ã‚‹ã€ŒKernel-WASMã€ç™»å ´ 代表的ãªWebAssemblyランタイムã®1ã¤ã§ã‚ã‚‹Wasmerを開発ã—ã¦ã„ã‚‹Wasmer社ã¯ã€Linuxカーãƒãƒ«å†…ã«WebAssemblyランタイムを実装ã™ã‚‹ã“ã¨ã§ã€å®‰å…¨ã‹ã¤é€šå¸¸ã®Linuxãƒã‚¤ãƒŠãƒªã‚ˆã‚Šã‚‚高速ã«WebAssemblyãƒã‚¤ãƒŠãƒªã‚’実行å¯èƒ½ã«ã™ã‚‹ã‚ªãƒ¼ãƒ—ンソースソフトウェア「Kernel-WASMã€ã‚’公開ã—ã¦ã„ã¾ã™ã€‚ （2023/2/13追記 ã“ã®Kernel-WASMã®é–‹ç™ºã¯2020å¹´ã§æ¢ã¾ã£ã¦ãŠã‚Šã¾ã—ãŸã“ã¨ã‚’見è½ã¨ã—ã¦ã„ã¾ã—ãŸã€‚最近ã«ãªã£ã¦æµ·å¤–ã§è©±é¡Œã«ãªã£ã¦ãŠã‚Šã€æ–°ã—ã„話題ã ã¨å‹˜é•ã„ã—ãŸã“ã¨ãŒåŽŸå› ã§ã™ã€‚å¤ã„æƒ…å ±ã§ã‚ã‚‹ã“ã¨ã‚’基ã«ã—ãŸè¨˜äº‹ã¨ãªã£ã¦ãŠã‚Šã¾ã™ã“ã¨ã‚’ãŠè©«ã³ã„ãŸã—ã¾ã™ï¼‰ Linuxカーãƒãƒ«å†…ã®WASMランタイムã¯ç¬¬äºŒã®OS åŒç¤¾ã¯Li
How we added full networking to WebVM via Tailscale
Back to blog How we added full networking to WebVM via Tailscale WebVMÂ is a virtual Linux environment running fully client-side in the browser. It is based on CheerpX: our WebAssembly-powered x86 virtualization technology. Thanks to a powerful JIT recompilation engine, and an ext2 block-based filesystem, it makes it possible to run large-scale use cases: GCC / Clang / Python / Node.js / Ruby and m
WebVM: server-less x86 virtual machines in the browser
Back to blog WebVM: server-less x86 virtual machines in the browser TL;DR — We made a server-less virtual Linux environment that runs unmodified Debian binaries in the browser. This is powered by CheerpX, a WebAssembly virtualization platform. Feel free to play with it and report bugs: https://webvm.io WebVM — a server-less virtual Linux environment running fully client-side in HTML5/WebAssembly.
WebVM - Linux virtualization in WebAssembly
Linux virtual machine, running in the browser via HTML5/WebAssembly. Networking and graphics supported.
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GitHub - arjunr2/WALI: A low-level virtualization interface for Linux-based systems using WebAssembly
Postgres WASM by Snaplet and Supabase
GitHub - d0iasm/rvemu: RISC-V emulator for CLI and Web written in Rust with WebAssembly. It supports xv6 and Linux (ongoing).
GitHub - danoon2/Boxedwine: Emulator that can run 32-bit Windows programs/games on multiple platforms via Wine
GitHub - wasmerio/kernel-wasm: Sandboxed kernel mode WebAssembly runtime.
GitHub - cervus-v/cervus: The Cervus Subsystem for Linux
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