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This commit is contained in:
Kismet Hasanaj
+241
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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0 && (module.exports = {
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Lockfile: null,
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parseDevServerInfo: null,
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readLockfileContent: null
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});
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function _export(target, all) {
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for(var name in all)Object.defineProperty(target, name, {
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enumerable: true,
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get: all[name]
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});
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}
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_export(exports, {
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Lockfile: function() {
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return Lockfile;
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},
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parseDevServerInfo: function() {
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return parseDevServerInfo;
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},
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readLockfileContent: function() {
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return readLockfileContent;
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}
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});
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const _fs = /*#__PURE__*/ _interop_require_default(require("fs"));
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const _path = /*#__PURE__*/ _interop_require_default(require("path"));
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const _picocolors = require("../lib/picocolors");
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const _log = /*#__PURE__*/ _interop_require_wildcard(require("./output/log"));
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const _swc = require("./swc");
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function _interop_require_default(obj) {
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return obj && obj.__esModule ? obj : {
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default: obj
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};
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}
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function _getRequireWildcardCache(nodeInterop) {
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if (typeof WeakMap !== "function") return null;
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var cacheBabelInterop = new WeakMap();
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var cacheNodeInterop = new WeakMap();
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return (_getRequireWildcardCache = function(nodeInterop) {
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return nodeInterop ? cacheNodeInterop : cacheBabelInterop;
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})(nodeInterop);
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}
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function _interop_require_wildcard(obj, nodeInterop) {
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if (!nodeInterop && obj && obj.__esModule) {
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return obj;
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}
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if (obj === null || typeof obj !== "object" && typeof obj !== "function") {
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return {
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default: obj
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};
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}
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var cache = _getRequireWildcardCache(nodeInterop);
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if (cache && cache.has(obj)) {
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return cache.get(obj);
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}
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var newObj = {
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__proto__: null
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};
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var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor;
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for(var key in obj){
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if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) {
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var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null;
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if (desc && (desc.get || desc.set)) {
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Object.defineProperty(newObj, key, desc);
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} else {
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newObj[key] = obj[key];
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}
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}
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}
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newObj.default = obj;
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if (cache) {
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cache.set(obj, newObj);
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}
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return newObj;
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}
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const RETRY_DELAY_MS = 10;
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const MAX_RETRY_MS = 1000;
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function readLockfileContent(lockfilePath) {
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try {
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return _fs.default.readFileSync(lockfilePath, 'utf-8');
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} catch {
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return undefined;
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}
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}
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function parseDevServerInfo(content) {
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try {
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return JSON.parse(content);
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} catch {
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return undefined;
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}
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}
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class Lockfile {
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constructor(bindings, nativeLockfile){
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this.bindings = bindings;
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this.nativeLockfile = nativeLockfile;
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}
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/**
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* Attempts to create or acquire an exclusive lockfile on disk. Lockfiles are
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* best-effort, depending on the platform.
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*
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* - If we fail to acquire the lock, we return `undefined`.
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* - If we're on wasm, this always returns a dummy `Lockfile` object.
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*
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* @param path - Path to the lock file
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* @param unlockOnExit - Whether to unlock the file on process exit
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* @param content - Optional content to write to the lockfile (e.g., JSON with server info)
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*/ static tryAcquire(path, unlockOnExit = true, content) {
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const bindings = (0, _swc.getBindingsSync)();
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if (bindings.isWasm) {
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_log.info(`Skipping creating a lockfile at ${(0, _picocolors.cyan)(path)} because we're using WASM bindings`);
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return new Lockfile(bindings, undefined);
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} else {
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let nativeLockfile;
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try {
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nativeLockfile = bindings.lockfileTryAcquireSync(path, content);
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} catch (e) {
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// this happens if there's an IO error (e.g. `ENOENT`), which is
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// different than if we just didn't acquire the lock
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throw Object.defineProperty(new Error('An IO error occurred while attempting to create and acquire the lockfile', {
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cause: e
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}), "__NEXT_ERROR_CODE", {
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value: "E859",
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enumerable: false,
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configurable: true
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});
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}
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if (nativeLockfile != null) {
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const jsLockfile = new Lockfile(bindings, nativeLockfile);
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if (unlockOnExit) {
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const exitListener = ()=>{
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// Best-Effort: If we don't do this, the operating system will
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// release the lock for us. This gives an opportunity to delete the
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// unlocked lockfile (which is not otherwise deleted on POSIX).
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//
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// This must be synchronous because `process.on('exit', ...)` is
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// synchronous.
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jsLockfile.unlockSync();
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};
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process.on('exit', exitListener);
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jsLockfile.listener = exitListener;
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}
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return jsLockfile;
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} else {
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return undefined;
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}
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}
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}
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/**
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* Attempts to create or acquire a lockfile using `Lockfile.tryAcquire`. If
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* that returns `undefined`, indicating that another process or caller has the
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* lockfile, then this will output an error message and exit the process with
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* a non-zero exit code.
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*
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* This will retry a small number of times. This can be useful when running
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* processes in a loop, e.g. if cleanup isn't fully synchronous due to child
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* parent/processes.
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*
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* @param path - Path to the lock file
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* @param processName - Name of the process for error messages (e.g., 'next dev')
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* @param unlockOnExit - Whether to unlock the file on process exit
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* @param content - Optional content to write to the lockfile (e.g., JSON with server info)
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* @param projectDir - Optional project directory for enhanced error messages
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* @param relativeDistDir - Optional relative dist directory path (e.g., '.next/dev')
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*/ static async acquireWithRetriesOrExit(path, processName, unlockOnExit = true, content, projectDir, relativeDistDir) {
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const startMs = Date.now();
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let lockfile;
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while(Date.now() - startMs < MAX_RETRY_MS){
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lockfile = Lockfile.tryAcquire(path, unlockOnExit, content);
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if (lockfile !== undefined) break;
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await new Promise((resolve)=>setTimeout(resolve, RETRY_DELAY_MS));
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}
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if (lockfile === undefined) {
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const isDev = processName === 'next dev';
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if (isDev) {
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// For dev server, try to read server info from the lockfile itself
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const lockfileContent = readLockfileContent(path);
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const serverInfo = lockfileContent ? parseDevServerInfo(lockfileContent) : undefined;
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if (serverInfo) {
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_log.error(`Another ${(0, _picocolors.cyan)(processName)} server is already running.`);
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console.error();
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console.error(`- Local: ${(0, _picocolors.cyan)(serverInfo.appUrl)}`);
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console.error(`- PID: ${serverInfo.pid}`);
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if (projectDir) {
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console.error(`- Dir: ${projectDir}`);
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}
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if (relativeDistDir) {
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console.error(`- Log: ${_path.default.join(relativeDistDir, 'logs', 'next-development.log')}`);
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}
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console.error();
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// Use platform-appropriate kill command
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const killCommand = process.platform === 'win32' ? `taskkill /PID ${serverInfo.pid} /F` : `kill ${serverInfo.pid}`;
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console.error(`Run ${(0, _picocolors.cyan)(killCommand)} to stop it.`);
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} else {
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// Fallback when we can't read server info from the lockfile
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_log.error(`Another ${(0, _picocolors.cyan)(processName)} server is already running in this directory.`);
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console.error(`Stop the other server before starting a new one.`);
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}
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} else {
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// For build, show that a build is in progress
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_log.error(`Another ${(0, _picocolors.cyan)(processName)} process is already running.`);
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console.error();
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console.error(` This could be:`);
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console.error(` - A ${(0, _picocolors.cyan)('next build')} still in progress`);
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console.error(` - A previous build that didn't exit cleanly`);
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console.error();
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_log.info(`${(0, _picocolors.bold)('Suggestion:')} Wait for the build to complete.`);
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}
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process.exit(1);
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}
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return lockfile;
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}
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/**
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* Releases the lockfile and closes the file descriptor.
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*
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* If this is not called, the lock will be released by the operating system
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* when the file handle is closed during process exit.
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*/ async unlock() {
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const { nativeLockfile, listener } = this;
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if (nativeLockfile !== undefined) {
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await this.bindings.lockfileUnlock(nativeLockfile);
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}
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if (listener !== undefined) {
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process.off('exit', listener);
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}
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}
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/**
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* A blocking version of `unlock`.
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*/ unlockSync() {
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const { nativeLockfile, listener } = this;
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if (nativeLockfile !== undefined) {
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this.bindings.lockfileUnlockSync(nativeLockfile);
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}
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if (listener !== undefined) {
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process.off('exit', listener);
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}
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}
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}
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//# sourceMappingURL=lockfile.js.map
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