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chibiegg · Mar 9, 2021 · ca293f4 · ca293f4
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diff --git a/.gitignore b/.gitignore
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+### Go ###
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+### Go Patch ###
+/vendor/
+/Godeps/
diff --git a/Dockerfile b/Dockerfile
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+FROM golang:1.15 as builder
+
+RUN mkdir /opt/app/
+WORKDIR /opt/app/
+
+ENV GOOS=js
+ENV GOARCH=wasm
+
+ADD golang/ssh-keygen.go /opt/app/
+RUN go get golang.org/x/crypto/ssh
+RUN go build -o ssh-keygen.wasm ssh-keygen.go
+
+FROM nginx 
+
+RUN sed -i -e "5a application/wasm wasm;" /etc/nginx/mime.types
+
+COPY --from=builder /opt/app/ssh-keygen.wasm /usr/share/nginx/html/
+ADD docs/* /usr/share/nginx/html/
diff --git a/README.md b/README.md
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+# WASM ssh-keygen example
+
+これはWASMを利用して、ブラウザ上でSSH鍵ペアを生成するサンプルです。
+
diff --git a/build.sh b/build.sh
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+#!/bin/bash
+
+export GOOS=js
+export GOARCH=wasm
+
+mkdir -p dist/
+cd golang/
+go get "golang.org/x/crypto/ssh"
+go build -o ../docs/ssh-keygen.wasm ssh-keygen.go
diff --git a/docs/index.html b/docs/index.html
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+<!doctype html>
+<!--
+Copyright 2018 The Go Authors. All rights reserved.
+Use of this source code is governed by a BSD-style
+license that can be found in the LICENSE file.
+-->
+<html>
+
+<head>
+	<meta charset="utf-8">
+	<title>Go wasm</title>
+</head>
+
+<body>
+	<!--
+	Add the following polyfill for Microsoft Edge 17/18 support:
+	<script src="https://cdn.jsdelivr.net/npm/[email protected]/lib/encoding.min.js"></script>
+	(see https://caniuse.com/#feat=textencoder)
+	-->
+	<script src="wasm_exec.js"></script>
+	<script>
+		if (!WebAssembly.instantiateStreaming) { // polyfill
+			WebAssembly.instantiateStreaming = async (resp, importObject) => {
+				const source = await (await resp).arrayBuffer();
+				return await WebAssembly.instantiate(source, importObject);
+			};
+		}
+
+		const go = new Go();
+		let mod, inst;
+		WebAssembly.instantiateStreaming(fetch("ssh-keygen.wasm"), go.importObject).then((result) => {
+			mod = result.module;
+			inst = result.instance;
+			go.run(result.instance);
+			document.getElementById("runButton").disabled = false;
+		}).catch((err) => {
+			console.error(err);
+		});
+
+		async function run() {
+			keypair = sshKeyGen.GenerateRSAKeyPair();
+			console.log(keypair);
+
+            document.getElementById("publicKey").value = keypair.publicKey;
+            document.getElementById("privateKey").value = keypair.privateKey;
+		}
+	</script>
+
+	<button onClick="run();" id="runButton" disabled>Run</button>
+
+    <h3>PublicKey</h3>
+    <textarea id="publicKey"></textarea>
+    <h3>PrivateKey</h3>
+    <textarea id="privateKey"></textarea>
+
+</body>
+
+</html>
diff --git a/docs/ssh-keygen.wasm b/docs/ssh-keygen.wasm
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		# WASM ssh-keygen example

		これはWASMを利用して、ブラウザ上でSSH鍵ペアを生成するサンプルです。