51 lines
1.3 KiB
TypeScript
51 lines
1.3 KiB
TypeScript
import { chmod, mkdir, readFile, writeFile } from "node:fs/promises";
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import { join } from "node:path";
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import { execFile } from "./better-api.js";
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export async function reproRun(opts: {
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// cwd stores the code available inside the container as /src, and also
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// cache/ and rootfs/
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cwd: string;
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command: string;
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cache?: string[];
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}): Promise<void> {
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const run = execFile("repro-run", { cwd: opts.cwd });
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if (!run.child.stdin) throw false;
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run.child.stdin.write(
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JSON.stringify({
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Command: opts.command,
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Cache: opts.cache,
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})
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);
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run.child.stdin.end();
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run.child.stdout?.pipe(process.stdout);
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run.child.stderr?.pipe(process.stderr);
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await run;
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}
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export async function buildRepro<T>(
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cacheName: string,
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cacheKey: string,
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buildScript: string,
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run: (cwd: string) => Promise<void>,
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getArtifacts: (cwd: string) => T
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): Promise<T> {
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const dir = join("cache", cacheName);
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await mkdir(dir, { recursive: true });
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const cacheKeyFile = join(dir, "version");
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const output = getArtifacts(dir);
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try {
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if ((await readFile(cacheKeyFile, "utf-8")) === cacheKey) return output;
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} catch {}
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{
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const buildScriptPath = join(dir, "build");
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await writeFile(buildScriptPath, buildScript);
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await chmod(buildScriptPath, 0o700);
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}
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await run(dir);
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await writeFile(cacheKeyFile, cacheKey);
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return output;
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}
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