Compare commits
6 Commits
Author | SHA1 | Date | |
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29021a7ffe | |||
ca473dcd2e | |||
b0b32fd730 | |||
924309ea8e | |||
18928310e7 | |||
1451da7aba |
2
package-lock.json
generated
2
package-lock.json
generated
@ -1,6 +1,6 @@
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{
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"name": "@pushrocks/smartexit",
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"version": "1.0.4",
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"version": "1.0.7",
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"lockfileVersion": 1,
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"requires": true,
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"dependencies": {
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@ -1,6 +1,6 @@
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{
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"name": "@pushrocks/smartexit",
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"version": "1.0.4",
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"version": "1.0.7",
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"private": false,
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"description": "do things before one exists a process",
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"main": "dist/index.js",
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@ -1,8 +1,10 @@
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import { expect, tap } from '@pushrocks/tapbundle';
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import * as smartexit from '../ts/index';
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let testSmartexit: smartexit.SmartExit;
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tap.test('first test', async () => {
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smartexit;
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testSmartexit = new smartexit.SmartExit();
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});
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tap.test('should end processes upon SIGINT', async tools => {
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58
ts/index.ts
58
ts/index.ts
@ -1,17 +1,29 @@
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import * as plugins from './smartexit.plugins';
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export class SmartExit {
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public static processesToEnd = new plugins.lik.Objectmap<plugins.childProcess.ChildProcess>();
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public static async addProcess(childProcessArg: plugins.childProcess.ChildProcess) {
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SmartExit.processesToEnd.add(childProcessArg);
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public processesToEnd = new plugins.lik.Objectmap<plugins.childProcess.ChildProcess>();
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/**
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* adds a process to be exited
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* @param childProcessArg
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*/
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public addProcess(childProcessArg: plugins.childProcess.ChildProcess) {
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this.processesToEnd.add(childProcessArg);
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}
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public static async killAll() {
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/**
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* removes a process to be exited
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*/
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public removeProcess(childProcessArg: plugins.childProcess.ChildProcess) {
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this.processesToEnd.remove(childProcessArg);
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}
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public async killAll() {
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console.log('Checking for remaining child processes before exit...');
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if (this.processesToEnd.getArray().length > 0) {
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console.log('found remaining child processes');
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let counter = 1;
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SmartExit.processesToEnd.forEach(async childProcessArg => {
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this.processesToEnd.forEach(async childProcessArg => {
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console.log(`killing process #${counter}`);
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childProcessArg.kill('SIGINT');
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counter++;
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@ -20,21 +32,23 @@ export class SmartExit {
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console.log(`Everything looks clean. Ready to exit!`);
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}
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}
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constructor() {
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// do app specific cleaning before exiting
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process.on('exit', async () => {
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await this.killAll();
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});
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// catch ctrl+c event and exit normally
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process.on('SIGINT', async () => {
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console.log('Ctrl-C...');
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await this.killAll();
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});
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//catch uncaught exceptions, trace, then exit normally
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process.on('uncaughtException', async err => {
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console.log('Ctrl-C...');
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await this.killAll();
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});
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}
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}
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// do app specific cleaning before exiting
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process.on('exit', async () => {
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await SmartExit.killAll();
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});
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// catch ctrl+c event and exit normally
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process.on('SIGINT', async () => {
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console.log('Ctrl-C...');
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await SmartExit.killAll();
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});
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//catch uncaught exceptions, trace, then exit normally
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process.on('uncaughtException', async err => {
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console.log('Ctrl-C...');
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await SmartExit.killAll();
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});
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