aws-cdk
Version:
CDK Toolkit, the command line tool for CDK apps
86 lines • 11.3 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.zipDirectory = zipDirectory;
const console_1 = require("console");
const fs_1 = require("fs");
const path = require("path");
const glob = require("glob");
const error_1 = require("./error");
// eslint-disable-next-line @typescript-eslint/no-require-imports
const archiver = require('archiver');
// Adapted from cdk-assets
async function zipDirectory(directory, outputFile) {
// We write to a temporary file and rename at the last moment. This is so that if we are
// interrupted during this process, we don't leave a half-finished file in the target location.
const temporaryOutputFile = `${outputFile}.${randomString()}._tmp`;
await writeZipFile(directory, temporaryOutputFile);
await moveIntoPlace(temporaryOutputFile, outputFile);
}
function writeZipFile(directory, outputFile) {
return new Promise(async (ok, fail) => {
// The below options are needed to support following symlinks when building zip files:
// - nodir: This will prevent symlinks themselves from being copied into the zip.
// - follow: This will follow symlinks and copy the files within.
const globOptions = {
dot: true,
nodir: true,
follow: true,
cwd: directory,
};
const files = glob.sync('**', globOptions); // The output here is already sorted
const output = (0, fs_1.createWriteStream)(outputFile);
const archive = archiver('zip');
archive.on('warning', fail);
archive.on('error', fail);
// archive has been finalized and the output file descriptor has closed, resolve promise
// this has to be done before calling `finalize` since the events may fire immediately after.
// see https://www.npmjs.com/package/archiver
output.once('close', ok);
archive.pipe(output);
// Append files serially to ensure file order
for (const file of files) {
const fullPath = path.resolve(directory, file);
// Exactly 2 promises
// eslint-disable-next-line @cdklabs/promiseall-no-unbounded-parallelism
const [data, stat] = await Promise.all([fs_1.promises.readFile(fullPath), fs_1.promises.stat(fullPath)]);
archive.append(data, {
name: file,
mode: stat.mode,
});
}
await archive.finalize();
});
}
/**
* Rename the file to the target location, taking into account:
*
* - That we may see EPERM on Windows while an Antivirus scanner still has the
* file open, so retry a couple of times.
* - This same function may be called in parallel and be interrupted at any point.
*/
async function moveIntoPlace(source, target) {
let delay = 100;
let attempts = 5;
while (true) {
try {
// 'rename' is guaranteed to overwrite an existing target, as long as it is a file (not a directory)
await fs_1.promises.rename(source, target);
return;
}
catch (e) {
if (e.code !== 'EPERM' || attempts-- <= 0) {
throw e;
}
(0, console_1.error)((0, error_1.formatErrorMessage)(e));
await sleep(Math.floor(Math.random() * delay));
delay *= 2;
}
}
}
function sleep(ms) {
return new Promise(ok => setTimeout(ok, ms));
}
function randomString() {
return Math.random().toString(36).replace(/[^a-z0-9]+/g, '');
}
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