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feat(core): Use path instead of debug IDs as artifact names for debug ID upload #700

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Merged
merged 3 commits into from
Mar 24, 2025
Merged

feat(core): Use path instead of debug IDs as artifact names for debug ID upload #700

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ebd494a
feat(core): Don't name bundles after debug IDs for upload
Mar 18, 2025
b17b44a
Add explanations
Mar 24, 2025
139eb7c
extract common functionality
Mar 24, 2025
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39 changes: 29 additions & 10 deletions packages/bundler-plugin-core/src/debug-id-upload.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -213,7 +213,7 @@ export async function prepareBundleForDebugIdUpload(
logger: Logger,
rewriteSourcesHook: RewriteSourcesHook
) {
let bundleContent;
let bundleContent: string;
try {
bundleContent = await promisify(fs.readFile)(bundleFilePath, "utf8");
} catch (e) {
Expand All @@ -232,14 +232,11 @@ export async function prepareBundleForDebugIdUpload(
return;
}

const uniqueUploadName = `${debugId}-${chunkIndex}`;

const uniqueSourceFileUploadPath = getUniqueUploadPath(uploadFolder, chunkIndex, bundleFilePath);
bundleContent += `\n//# debugId=${debugId}`;
const writeSourceFilePromise = fs.promises.writeFile(
path.join(uploadFolder, `${uniqueUploadName}.js`),
bundleContent,
"utf-8"
);
const writeSourceFilePromise = fs.promises
.mkdir(path.dirname(uniqueSourceFileUploadPath), { recursive: true })
.then(() => fs.promises.writeFile(uniqueSourceFileUploadPath, bundleContent, "utf-8"));

const writeSourceMapFilePromise = determineSourceMapPathFromBundle(
bundleFilePath,
Expand All @@ -249,7 +246,7 @@ export async function prepareBundleForDebugIdUpload(
if (sourceMapPath) {
await prepareSourceMapForDebugIdUpload(
sourceMapPath,
path.join(uploadFolder, `${uniqueUploadName}.js.map`),
getUniqueUploadPath(uploadFolder, chunkIndex, sourceMapPath),
debugId,
rewriteSourcesHook,
logger
Expand All @@ -261,6 +258,27 @@ export async function prepareBundleForDebugIdUpload(
await writeSourceMapFilePromise;
}

function getUniqueUploadPath(uploadFolder: string, chunkIndex: number, filePath: string) {
return path.join(
uploadFolder,
// We add a "chunk index" segment to the path that is a simple incrementing number to avoid name collisions.
// Name collisions can happen when files are located "outside" of the current working directory, at different levels but they share a subpath.
// Example:
// - CWD: /root/foo/cwd
// - File 1: /root/foo/index.js -> ../foo/index.js -> foo/index.js
// - File 2: /foo/index.js -> ../../foo/index.js -> foo/index.js
`${chunkIndex}`,
path.normalize(
path
.relative(process.cwd(), filePath)
.split(path.sep)
// We filter out these "navigation" segments because a) they look ugly b) they will cause us to break out of the upload folder.
.filter((segment) => segment !== ".." && segment !== ".")
.join(path.sep)
)
);
}

/**
* Looks for a particular string pattern (`sdbid-[debug ID]`) in the bundle
* source and extracts the bundle's debug ID from it.
Expand Down Expand Up @@ -379,7 +397,8 @@ async function prepareSourceMapForDebugIdUpload(
}

try {
await util.promisify(fs.writeFile)(targetPath, JSON.stringify(map), {
await fs.promises.mkdir(path.dirname(targetPath), { recursive: true });
await fs.promises.writeFile(targetPath, JSON.stringify(map), {
encoding: "utf8",
});
} catch (e) {
Expand Down
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