Repack software and centralize file metadata

This commit is contained in:
2026-08-18 01:08:41 +03:00
parent fe0ad7cf70
commit 570fb54805
174 changed files with 760 additions and 650 deletions
+132 -149
View File
@@ -15,12 +15,10 @@ import {
} from "node:fs/promises";
import path from "node:path";
import process from "node:process";
import { isMap, parseDocument } from "yaml";
import { parseDocument, stringify } from "yaml";
type CatalogFile = {
path?: unknown;
size?: unknown;
sha256?: unknown;
};
type ProgramIndex = {
@@ -29,17 +27,23 @@ type ProgramIndex = {
additional_files?: CatalogFile[];
};
type Options = {
check: boolean;
targets: string[];
type FileDetails = {
size: number;
sha256: string;
};
type FileReference = {
data: CatalogFile;
yamlPath: Array<string | number>;
type FileManifest = {
format: 1;
files: Record<string, FileDetails>;
};
type Options = {
catalogDirectory: string;
check: boolean;
};
type ResolvedCatalogFile = {
key: string;
path: string;
size: number;
};
@@ -47,12 +51,12 @@ type ResolvedCatalogFile = {
const ignoredDirectories = new Set([".git", "node_modules", "files", "img"]);
function usage(): void {
console.log(`Usage: pnpm fill-metadata [--check] [path ...]
console.log(`Usage: pnpm fill-metadata [--check] [catalog-directory]
With no paths, the script scans the current directory. A path may point to an
index.yaml file or a directory containing index.yaml files.
The default catalog directory is ./catalog. The generated file is files.yaml
in the catalog root.
--check verify checksums and file sizes without modifying YAML
--check verify files.yaml without modifying it
--help show this help message`);
}
@@ -73,59 +77,41 @@ function parseArguments(args: string[]): Options {
}
}
return { check, targets: targets.length > 0 ? targets : ["."] };
if (targets.length > 1) {
throw new Error("Expected at most one catalog directory");
}
return {
catalogDirectory: path.resolve(targets[0] ?? "catalog"),
check,
};
}
async function findIndexes(target: string, result: Set<string>): Promise<void> {
const absoluteTarget = path.resolve(target);
const targetStat = await lstat(absoluteTarget);
if (targetStat.isFile()) {
if (path.basename(absoluteTarget) !== "index.yaml") {
throw new Error(`Expected an index.yaml file: ${target}`);
}
result.add(absoluteTarget);
return;
}
if (!targetStat.isDirectory()) {
throw new Error(`Path is neither a file nor a directory: ${target}`);
}
const entries = await readdir(absoluteTarget, { withFileTypes: true });
async function findIndexes(directory: string, result: string[]): Promise<void> {
const entries = await readdir(directory, { withFileTypes: true });
for (const entry of entries) {
const entryPath = path.join(absoluteTarget, entry.name);
const entryPath = path.join(directory, entry.name);
if (entry.isFile() && entry.name === "index.yaml") {
result.add(entryPath);
result.push(entryPath);
} else if (entry.isDirectory() && !ignoredDirectories.has(entry.name)) {
await findIndexes(entryPath, result);
}
}
}
function collectFileReferences(data: ProgramIndex): FileReference[] {
const references: FileReference[] = [];
function collectFileReferences(data: ProgramIndex): CatalogFile[] {
const references: CatalogFile[] = [];
for (const [versionIndex, version] of (data.versions ?? []).entries()) {
for (const [fileIndex, file] of (version.files ?? []).entries()) {
references.push({
data: file,
yamlPath: ["versions", versionIndex, "files", fileIndex],
});
}
}
for (const [fileIndex, file] of (data.additional_files ?? []).entries()) {
references.push({
data: file,
yamlPath: ["additional_files", fileIndex],
});
for (const version of data.versions ?? []) {
references.push(...(version.files ?? []));
}
references.push(...(data.additional_files ?? []));
return references;
}
async function resolveCatalogFile(
catalogDirectory: string,
indexPath: string,
value: unknown,
): Promise<ResolvedCatalogFile> {
@@ -157,12 +143,18 @@ async function resolveCatalogFile(
if (realRelativePath.startsWith("..") || path.isAbsolute(realRelativePath)) {
throw new Error(`symbolic link escapes files/: ${value}`);
}
const fileStat = await stat(realFilePath);
if (!fileStat.isFile()) {
throw new Error(`path does not point to a regular file: ${value}`);
}
return { path: realFilePath, size: fileStat.size };
const key = path.relative(catalogDirectory, filePath).split(path.sep).join("/");
if (key.startsWith("../") || path.isAbsolute(key)) {
throw new Error(`path escapes the catalog: ${value}`);
}
return { key, path: realFilePath, size: fileStat.size };
}
async function calculateSha256(filePath: string): Promise<string> {
@@ -189,130 +181,121 @@ async function writeAtomically(filePath: string, contents: string): Promise<void
}
}
function setFileSize(
document: ReturnType<typeof parseDocument>,
yamlPath: Array<string | number>,
size: number,
): void {
document.setIn([...yamlPath, "size"], size);
const fileMap = document.getIn(yamlPath, true);
if (!isMap(fileMap)) {
return;
}
const keyName = (pair: (typeof fileMap.items)[number]): string => String(pair.key);
const sizeIndex = fileMap.items.findIndex((pair) => keyName(pair) === "size");
const sha256Index = fileMap.items.findIndex((pair) => keyName(pair) === "sha256");
if (sizeIndex < 0 || sha256Index < 0 || sizeIndex < sha256Index) {
return;
}
const [sizePair] = fileMap.items.splice(sizeIndex, 1);
fileMap.items.splice(sha256Index, 0, sizePair);
}
async function processIndex(indexPath: string, check: boolean): Promise<number> {
async function readProgram(indexPath: string): Promise<ProgramIndex> {
const source = await readFile(indexPath, "utf8");
const document = parseDocument(source, { prettyErrors: true });
if (document.errors.length > 0) {
throw new Error(document.errors.map((error) => error.message).join("; "));
}
return document.toJS() as ProgramIndex;
}
const data = document.toJS() as ProgramIndex;
if (data.type !== "program") {
return 0;
async function generateManifest(catalogDirectory: string): Promise<{
indexes: number;
manifest: FileManifest;
}> {
const catalogStat = await lstat(catalogDirectory);
if (!catalogStat.isDirectory()) {
throw new Error(`Not a directory: ${catalogDirectory}`);
}
let changed = 0;
const errors: string[] = [];
const references = collectFileReferences(data);
const indexes: string[] = [];
await findIndexes(catalogDirectory, indexes);
indexes.sort();
const results = await Promise.all(
references.map(async (reference) => {
try {
const file = await resolveCatalogFile(indexPath, reference.data.path);
return {
reference,
digest: await calculateSha256(file.path),
size: file.size,
};
} catch (error) {
const message = error instanceof Error ? error.message : String(error);
errors.push(`${String(reference.data.path)}: ${message}`);
return undefined;
const resolvedFiles = new Map<string, ResolvedCatalogFile>();
const errors: string[] = [];
for (const indexPath of indexes) {
try {
const data = await readProgram(indexPath);
if (data.type !== "program") {
continue;
}
}),
);
for (const reference of collectFileReferences(data)) {
try {
const file = await resolveCatalogFile(
catalogDirectory,
indexPath,
reference.path,
);
resolvedFiles.set(file.key, file);
} catch (error) {
const message = error instanceof Error ? error.message : String(error);
errors.push(`${path.relative(process.cwd(), indexPath)}: ${message}`);
}
}
} catch (error) {
const message = error instanceof Error ? error.message : String(error);
errors.push(`${path.relative(process.cwd(), indexPath)}: ${message}`);
}
}
if (errors.length > 0) {
throw new Error(errors.join("; "));
throw new Error(errors.join("\n"));
}
for (const result of results) {
if (result === undefined) {
continue;
}
const entries = await Promise.all(
[...resolvedFiles.values()].map(async (file) => [
file.key,
{
size: file.size,
sha256: await calculateSha256(file.path),
},
] as const),
);
entries.sort(([left], [right]) => left.localeCompare(right, "en"));
if (result.reference.data.size !== result.size) {
changed += 1;
if (!check) {
setFileSize(document, result.reference.yamlPath, result.size);
}
}
if (result.reference.data.sha256 !== result.digest) {
changed += 1;
if (!check) {
document.setIn([...result.reference.yamlPath, "sha256"], result.digest);
}
}
}
const displayPath = path.relative(process.cwd(), indexPath) || indexPath;
if (changed > 0 && check) {
console.error(`${displayPath}: metadata update required (${changed} fields)`);
} else if (changed > 0) {
await writeAtomically(indexPath, document.toString({ lineWidth: 0 }));
console.log(`${displayPath}: updated file metadata (${changed} fields)`);
}
return changed;
return {
indexes: indexes.length,
manifest: {
format: 1,
files: Object.fromEntries(entries),
},
};
}
async function main(): Promise<void> {
const options = parseArguments(process.argv.slice(2));
const indexes = new Set<string>();
const manifestPath = path.join(options.catalogDirectory, "files.yaml");
const { indexes, manifest } = await generateManifest(options.catalogDirectory);
const contents = stringify(manifest, { lineWidth: 0 });
for (const target of options.targets) {
await findIndexes(target, indexes);
}
let changed = 0;
let failed = 0;
for (const indexPath of [...indexes].sort()) {
try {
changed += await processIndex(indexPath, options.check);
} catch (error) {
failed += 1;
const displayPath = path.relative(process.cwd(), indexPath) || indexPath;
const message = error instanceof Error ? error.message : String(error);
console.error(`${displayPath}: ${message}`);
let currentContents: string | undefined;
try {
currentContents = await readFile(manifestPath, "utf8");
} catch (error) {
const code = error instanceof Error && "code" in error ? error.code : undefined;
if (code !== "ENOENT") {
throw error;
}
}
if (failed > 0) {
console.error(`Errors: ${failed}`);
process.exitCode = 1;
} else if (options.check && changed > 0) {
console.error(`File metadata mismatches: ${changed}`);
process.exitCode = 1;
} else {
const displayPath = path.relative(process.cwd(), manifestPath) || manifestPath;
if (currentContents === contents) {
console.log(
changed > 0
? `Done. Updated fields: ${changed}`
: `Done. All SHA-256 checksums and file sizes are up to date. Checked index.yaml files: ${indexes.size}`,
`Done. ${displayPath} is up to date. Files: ${Object.keys(manifest.files).length}; index.yaml files: ${indexes}`,
);
return;
}
if (options.check) {
console.error(`${displayPath}: update required`);
process.exitCode = 1;
return;
}
await writeAtomically(manifestPath, contents);
console.log(
`Updated ${displayPath}. Files: ${Object.keys(manifest.files).length}; index.yaml files: ${indexes}`,
);
}
await main();
try {
await main();
} catch (error) {
const message = error instanceof Error ? error.message : String(error);
console.error(`Error: ${message}`);
process.exitCode = 1;
}