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5a91a065b8
This PR implements the Node child_process IPC functionality in Deno on Unix systems. For `fd > 2` a duplex unix pipe is set up between the parent and child processes. Currently implements data passing via the channel in the JSON serialization format.
72 lines
2.2 KiB
JavaScript
72 lines
2.2 KiB
JavaScript
// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
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// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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// Ignore on Windows.
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if (process.platform === 'win32') {
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process.exit(0);
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}
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require('../common');
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const assert = require('assert');
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const fork = require('child_process').fork;
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if (process.argv[2] === 'child') {
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process.send('1');
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// Check that child don't instantly die
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setTimeout(function() {
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process.send('2');
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}, 200);
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process.on('disconnect', function() {
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process.stdout.write('3');
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});
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} else {
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const child = fork(__filename, ['child'], { silent: true });
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const ipc = [];
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let stdout = '';
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child.on('message', function(msg) {
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ipc.push(msg);
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if (msg === '2') child.disconnect();
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});
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child.stdout.on('data', function(chunk) {
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stdout += chunk;
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});
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child.once('exit', function() {
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assert.deepStrictEqual(ipc, ['1', '2']);
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assert.strictEqual(stdout, '3');
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});
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}
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