139 lines
3.7 KiB
JavaScript
139 lines
3.7 KiB
JavaScript
import { createHash } from 'node:crypto';
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import { cp, mkdir, readFile, rm, writeFile } from 'node:fs/promises';
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import { dirname, join, relative } from 'node:path';
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import { fileURLToPath } from 'node:url';
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const repositoryRoot = join(dirname(fileURLToPath(import.meta.url)), '..');
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const expectedVersion = '0.12.10';
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const outputRoot = join(
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repositoryRoot,
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'public',
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'vendor',
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'ffmpeg',
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expectedVersion
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);
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const packages = [
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{
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packageName: '@ffmpeg/core',
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mode: 'st',
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files: ['ffmpeg-core.js', 'ffmpeg-core.wasm'],
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},
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{
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packageName: '@ffmpeg/core-mt',
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mode: 'mt',
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files: ['ffmpeg-core.js', 'ffmpeg-core.wasm', 'ffmpeg-core.worker.js'],
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},
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];
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const expectedHashes = new Map([
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[
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'@ffmpeg/core:ffmpeg-core.js',
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'67a48f11645f85439f3fde4f2119042c16b374b910206b7a7a24f342e28dcae3',
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],
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[
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'@ffmpeg/core:ffmpeg-core.wasm',
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'9f57947a5bd530d8f00c5b3f2cb2a3492faa7e5d823315342d6a8656d0a6b7b7',
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],
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[
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'@ffmpeg/core-mt:ffmpeg-core.js',
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'270a2e6ff945e173238610669a3f7132df5f9c52698a9bf708cf5c2ab6bda0de',
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],
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[
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'@ffmpeg/core-mt:ffmpeg-core.wasm',
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'be2c97605366b78f3f13e21b52e81a55a79e1f29c133b03a68ec187b1a2ec41a',
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],
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[
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'@ffmpeg/core-mt:ffmpeg-core.worker.js',
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'f77898d631dc010b45c29c23cb4379c611a7d7b131bf591d08a656bb729a4ca3',
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],
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]);
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async function loadPackageVersion(packageName) {
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const packagePath = join(
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repositoryRoot,
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'node_modules',
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...packageName.split('/'),
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'package.json'
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);
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const parsed = JSON.parse(await readFile(packagePath, 'utf8'));
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if (parsed.version !== expectedVersion) {
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throw new Error(
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`${packageName} ${parsed.version ?? '<unknown>'} is installed; expected exactly ${expectedVersion}`
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);
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}
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}
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async function copyAsset(packageName, mode, fileName) {
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const source = join(
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repositoryRoot,
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'node_modules',
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...packageName.split('/'),
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'dist',
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'esm',
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fileName
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);
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const destination = join(outputRoot, mode, fileName);
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const sourceBytes = await readFile(source).catch((error) => {
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throw new Error(`Required FFmpeg asset is missing: ${source}`, {
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cause: error,
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});
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});
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const sourceDigest = createHash('sha256').update(sourceBytes).digest('hex');
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const expectedDigest = expectedHashes.get(`${packageName}:${fileName}`);
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if (!expectedDigest || sourceDigest !== expectedDigest) {
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throw new Error(
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`Pinned FFmpeg asset checksum mismatch for ${packageName}/${fileName}`
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);
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}
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await mkdir(dirname(destination), { recursive: true });
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await cp(source, destination, {
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dereference: true,
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errorOnExist: false,
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force: true,
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preserveTimestamps: false,
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});
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const destinationBytes = await readFile(destination);
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if (!sourceBytes.equals(destinationBytes)) {
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throw new Error(`Copied FFmpeg asset differs from its source: ${fileName}`);
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}
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return {
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path: relative(outputRoot, destination).replaceAll('\\', '/'),
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bytes: destinationBytes.byteLength,
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sha256: sourceDigest,
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};
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}
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await rm(outputRoot, { force: true, recursive: true });
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const assets = [];
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for (const entry of packages) {
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await loadPackageVersion(entry.packageName);
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for (const fileName of entry.files) {
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assets.push(await copyAsset(entry.packageName, entry.mode, fileName));
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}
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}
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assets.sort((left, right) => left.path.localeCompare(right.path, 'en'));
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const versionManifest = {
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schemaVersion: 1,
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coreVersion: expectedVersion,
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packages: {
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'@ffmpeg/core': expectedVersion,
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'@ffmpeg/core-mt': expectedVersion,
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},
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assets,
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};
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await writeFile(
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join(outputRoot, 'version.json'),
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`${JSON.stringify(versionManifest, null, 2)}\n`
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);
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console.log(
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`Copied ${assets.length} pinned FFmpeg assets to ${relative(repositoryRoot, outputRoot)}`
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);
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