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Fix VSCode marketplace release (#106)
* Use custom tree-kill * Use deactivate event * Resolve after kill in windows * Update README.md
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132
client/packages/uml-vscode-integration/extension/src/utils/process.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| /******************************************************************************** | ||
| * Copyright (c) 2023 EclipseSource and others. | ||
| * | ||
| * This program and the accompanying materials are made available under the | ||
| * terms of the Eclipse Public License v. 2.0 which is available at | ||
| * http://www.eclipse.org/legal/epl-2.0. | ||
| * | ||
| * This Source Code may also be made available under the following Secondary | ||
| * Licenses when the conditions for such availability set forth in the Eclipse | ||
| * Public License v. 2.0 are satisfied: GNU General Public License, version 2 | ||
| * with the GNU Classpath Exception which is available at | ||
| * https://www.gnu.org/software/classpath/license.html. | ||
| * | ||
| * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 | ||
| ********************************************************************************/ | ||
|
|
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| // Modified version of the tree-kill package: https://github.com/pkrumins/node-tree-kill | ||
|
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| import * as childProcess from 'child_process'; | ||
|
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| export async function kill(pid: number, signal: string): Promise<void> { | ||
| const tree: any = {}; | ||
| const pidsToProcess: any = {}; | ||
| tree[pid] = []; | ||
| pidsToProcess[pid] = 1; | ||
|
|
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| let resolve: ((value: void) => void) | undefined = undefined; | ||
|
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| const promise = new Promise<void>(res => { | ||
| resolve = res; | ||
| }); | ||
|
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| switch (process.platform) { | ||
| case 'win32': | ||
| childProcess.execSync(`taskkill /F /T /PID ${pid}`); | ||
| resolve!(); | ||
| break; | ||
| case 'darwin': | ||
| buildProcessTree( | ||
| pid, | ||
| tree, | ||
| pidsToProcess, | ||
| (parentPid: any) => childProcess.spawn('pgrep', ['-P', parentPid]), | ||
| () => { | ||
| killAll(tree, signal); | ||
| resolve!(); | ||
| } | ||
| ); | ||
| break; | ||
| // case 'sunos': | ||
| // buildProcessTreeSunOS(pid, tree, pidsToProcess, function () { | ||
| // killAll(tree, signal, callback); | ||
| // }); | ||
| // break; | ||
| default: // Linux | ||
| buildProcessTree( | ||
| pid, | ||
| tree, | ||
| pidsToProcess, | ||
| (parentPid: string) => childProcess.spawn('ps', ['-o', 'pid', '--no-headers', '--ppid', parentPid]), | ||
| () => { | ||
| killAll(tree, signal); | ||
| resolve!(); | ||
| } | ||
| ); | ||
| break; | ||
| } | ||
|
|
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| return promise; | ||
| } | ||
|
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| function killAll(tree: any, signal: any): void { | ||
| const killed: any = {}; | ||
| // eslint-disable-next-line no-useless-catch | ||
| try { | ||
| Object.keys(tree).forEach(pid => { | ||
| tree[pid].forEach((pidpid: any) => { | ||
| if (!killed[pidpid]) { | ||
| killPid(pidpid, signal); | ||
| killed[pidpid] = 1; | ||
| } | ||
| }); | ||
| if (!killed[pid]) { | ||
| killPid(pid, signal); | ||
| killed[pid] = 1; | ||
| } | ||
| }); | ||
| } catch (err) { | ||
| throw err; | ||
| } | ||
| } | ||
|
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| function killPid(pid: any, signal: any): void { | ||
| try { | ||
| process.kill(parseInt(pid, 10), signal); | ||
| } catch (err: any) { | ||
| if (err.code !== 'ESRCH') { | ||
| throw err; | ||
| } | ||
| } | ||
| } | ||
|
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| function buildProcessTree(parentPid: any, tree: any, pidsToProcess: any, spawnChildProcessesList: any, cb: any): void { | ||
| const ps = spawnChildProcessesList(parentPid); | ||
| let allData: any = ''; | ||
| ps.stdout.on('data', (data: any) => { | ||
| data = data.toString('ascii'); | ||
| allData += data; | ||
| }); | ||
|
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| const onClose = (code: any): void => { | ||
| delete pidsToProcess[parentPid]; | ||
|
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| if (code !== 0) { | ||
| // no more parent processes | ||
| if (Object.keys(pidsToProcess).length === 0) { | ||
| cb(); | ||
| } | ||
| return; | ||
| } | ||
|
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| allData.match(/\d+/g).forEach((pid: any) => { | ||
| pid = parseInt(pid, 10); | ||
| tree[parentPid].push(pid); | ||
| tree[pid] = []; | ||
| pidsToProcess[pid] = 1; | ||
| buildProcessTree(pid, tree, pidsToProcess, spawnChildProcessesList, cb); | ||
| }); | ||
| }; | ||
|
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| ps.on('close', onClose); | ||
| } |
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