smol-machines--smolvm
wehub-resource-sync
83 行
2.2 KiB
TypeScript
83 行
2.2 KiB
TypeScript
/**
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* Basic usage example for smolvm-embedded.
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*
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* Run with: npx tsx examples/basic.ts
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*/
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import {
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Machine,
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withMachine,
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quickExec,
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quickRun,
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} from "../src/index";
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async function main() {
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console.log("=== smolvm-embedded examples ===\n");
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// 1. Quick one-liner execution
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console.log("1. quickExec — run a command in a temporary VM:");
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const hello = await quickExec(["echo", "Hello from a microVM!"]);
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console.log(` stdout: ${hello.stdout.trim()}`);
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console.log(` exit code: ${hello.exitCode}\n`);
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// 2. Quick container execution
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console.log("2. quickRun — run a command in an Alpine container:");
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const alpine = await quickRun("alpine:latest", [
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"cat",
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"/etc/os-release",
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], {
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resources: { network: true },
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});
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console.log(` stdout (first line): ${alpine.stdout.split("\n")[0]}`);
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console.log(` exit code: ${alpine.exitCode}\n`);
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// 3. Managed machine lifecycle
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console.log("3. withMachine — managed lifecycle:");
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await withMachine({ name: "example-machine" }, async (sb) => {
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console.log(` machine "${sb.name}" state: ${sb.state}`);
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const date = await sb.exec(["date", "+%Y-%m-%d"]);
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console.log(` date: ${date.stdout.trim()}`);
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const uname = await sb.exec(["uname", "-a"]);
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console.log(` uname: ${uname.stdout.trim()}`);
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});
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console.log(" machine cleaned up.\n");
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// 4. Full control
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console.log("4. Full control — create, use, delete:");
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const sb = await Machine.create({
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name: "example-full-control",
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resources: {
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cpus: 2,
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memoryMb: 1024,
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network: true,
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},
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});
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try {
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const nproc = await sb.exec(["nproc"]);
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console.log(` vCPUs: ${nproc.stdout.trim()}`);
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// Pull an image and run in it
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const info = await sb.pullImage("alpine:latest");
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console.log(
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` pulled: ${info.reference} (${(info.size / 1024 / 1024).toFixed(1)} MB)`
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);
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const result = await sb.run("alpine:latest", [
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"sh",
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"-c",
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"echo Running in Alpine on $(uname -m)",
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]);
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console.log(` container output: ${result.stdout.trim()}`);
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} finally {
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await sb.delete();
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console.log(" machine deleted.\n");
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}
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console.log("=== All examples completed ===");
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}
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main().catch(console.error);
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