A simple, zero-configuration script to quickly boot FreeBSD ISO images using QEMU
Add support for creating drive images with specified size in QEMU options
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main.ts
+45
main.ts
···
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memory: string;
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drive?: string;
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diskFormat: string;
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size?: string;
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}
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async function downloadIso(url: string, outputPath?: string): Promise<string> {
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return input;
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}
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async function createDriveImageIfNeeded(
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{
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drive: path,
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diskFormat: format,
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size,
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}: Options,
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): Promise<void> {
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if (await Deno.stat(path!).catch(() => false)) {
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console.log(
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chalk.yellowBright(
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`Drive image ${path} already exists, skipping creation.`,
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),
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);
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return;
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}
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const cmd = new Deno.Command("qemu-img", {
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args: ["create", "-f", format, path!, size!],
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stdin: "inherit",
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stdout: "inherit",
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stderr: "inherit",
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});
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const status = await cmd.spawn().status;
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if (!status.success) {
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console.error(chalk.redBright("Failed to create drive image."));
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Deno.exit(status.code);
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}
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console.log(chalk.greenBright(`Created drive image at ${path}`));
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}
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if (import.meta.main) {
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await new Command()
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.name("freebsd-up")
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default: "raw",
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},
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)
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.option(
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"-s, --size <size:string>",
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"Size of the disk image to create if it doesn't exist",
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{
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default: "20G",
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},
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)
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.example(
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"Default usage",
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"freebsd-up",
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isoPath = await downloadIso(resolvedInput, options.output);
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}
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if (options.drive) {
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await createDriveImageIfNeeded(options);
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}
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await runQemu(isoPath, {
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cpu: options.cpu,
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memory: options.memory,
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cpus: options.cpus,
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drive: options.drive,
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diskFormat: options.diskFormat,
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size: options.size,
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});
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})
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.parse(Deno.args);