Files
qinglong/scripts/ql3-local-operator-image-inventory.cjs

129 lines
3.3 KiB
JavaScript

#!/usr/bin/env node
'use strict';
const fs = require('node:fs');
const path = require('node:path');
const EXPECTED_PACKAGES = Object.freeze([
'@qinglong/ai',
'@qinglong/local-admin',
'@qinglong/local-command-file',
'@qinglong/local-owner-cli',
'@qinglong/local-owner-console',
'@qinglong/local-secret',
'@qinglong/local-sqlite',
'@qinglong/runtime-core',
'semver',
]);
const MAX_FILES = 1024;
const MAX_BYTES = 12 * 1024 * 1024;
function fail(message) {
throw new Error(`QingLong local operator image inventory failed: ${message}`);
}
function inventoryRoot(argv) {
if (argv.length !== 1 || !argv[0].startsWith('--inventory-root=')) {
fail('usage: --inventory-root=/absolute/node_modules');
}
const root = argv[0].slice('--inventory-root='.length);
if (
!path.isAbsolute(root) ||
path.normalize(root) !== root ||
root === path.parse(root).root
) {
fail('inventory root is invalid');
}
const stat = fs.lstatSync(root);
if (
!stat.isDirectory() ||
stat.isSymbolicLink() ||
fs.realpathSync(root) !== root
) {
fail('inventory root must be a canonical directory');
}
return root;
}
function packageNames(root) {
const packages = [];
for (const entry of fs.readdirSync(root, { withFileTypes: true })) {
if (entry.name.startsWith('.')) continue;
if (!entry.isDirectory() || entry.isSymbolicLink())
fail('unexpected root entry');
if (!entry.name.startsWith('@')) {
packages.push(entry.name);
continue;
}
for (const child of fs.readdirSync(path.join(root, entry.name), {
withFileTypes: true,
})) {
if (
child.name.startsWith('.') ||
!child.isDirectory() ||
child.isSymbolicLink()
) {
fail('unexpected scoped entry');
}
packages.push(`${entry.name}/${child.name}`);
}
}
return packages.sort();
}
function usage(root) {
const pending = [root];
let files = 0;
let bytes = 0;
while (pending.length > 0) {
for (const entry of fs.readdirSync(pending.pop(), {
withFileTypes: true,
})) {
const entryPath = path.join(entry.parentPath ?? entry.path, entry.name);
const stat = fs.lstatSync(entryPath);
if (stat.isSymbolicLink()) fail('inventory contains a symlink');
if (stat.isDirectory()) pending.push(entryPath);
else if (stat.isFile()) {
files += 1;
bytes += stat.size;
} else fail('inventory contains a special file');
if (files > MAX_FILES || bytes > MAX_BYTES)
fail('inventory budget exceeded');
}
}
return Object.freeze({ files, bytes });
}
function main() {
const root = inventoryRoot(process.argv.slice(2));
const packages = packageNames(root);
if (JSON.stringify(packages) !== JSON.stringify(EXPECTED_PACKAGES)) {
fail(`package closure drifted: ${packages.join(',')}`);
}
const measured = usage(root);
process.stdout.write(
`${JSON.stringify({
schemaVersion: 1,
packages,
packageCount: packages.length,
files: measured.files,
bytes: measured.bytes,
maxFiles: MAX_FILES,
maxBytes: MAX_BYTES,
lifecycle: 'short-lived',
network: 'none-by-default',
compatible: true,
})}\n`,
);
}
try {
main();
} catch (error) {
process.stderr.write(
`${error instanceof Error ? error.message : String(error)}\n`,
);
process.exitCode = 1;
}