ksuzu46 / golang-wasm-stun

Golang wasm stun

This repository is based on:

• https://github.com/ianfinch/golang-wasm-calc
• https://github.com/pion/stun

Get started

Copy wasm_exec.js:

Use Go:

cp `go env GOROOT`/misc/wasm/wasm_exec.js public/js/

Use TinyGo:

wget https://raw.githubusercontent.com/tinygo-org/tinygo/release/targets/wasm_exec.js -O public/js/wasm_exec.js

Build:

Go:

GOOS=js GOARCH=wasm go build -o public/js/main.wasm src/main.go

TinyGo:

tinygo build -o public/js/main.wasm -target wasm src/main.go

Run server:

go run src/server.go

TODO:

• Use WASI since Wasm does not support OS features like file I/O or Networking

Stuff which may be related to this:

• https://stackoverflow.com/questions/55880920/dial-tcp-protocol-not-available-go-webassembly-test
• WebAssembly/design#1251
• https://emscripten.org/docs/introducing_emscripten/about_emscripten.html
• https://github.com/wasmerio/wasmer-js/tree/main/examples/node
• https://text.baldanders.info/golang/wasi-with-tinygo/