45 lines
1.6 KiB
JavaScript
45 lines
1.6 KiB
JavaScript
/**
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* Wrapper for sandboxing.
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*
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*/
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import { ChildProcessor } from './child-processor';
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import { ParentCommand, ChildCommand } from '../enums';
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import { errorToJSON, toString } from '../utils';
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export default (send, receiver) => {
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const childProcessor = new ChildProcessor(send, receiver);
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receiver === null || receiver === void 0 ? void 0 : receiver.on('message', async (msg) => {
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try {
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switch (msg.cmd) {
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case ChildCommand.Init:
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await childProcessor.init(msg.value);
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break;
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case ChildCommand.Start:
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await childProcessor.start(msg.job, msg === null || msg === void 0 ? void 0 : msg.token);
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break;
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case ChildCommand.Stop:
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break;
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case ChildCommand.Cancel:
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childProcessor.cancel(msg.value);
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break;
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}
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}
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catch (err) {
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console.error('Error handling child message');
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}
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});
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process.on('SIGTERM', () => childProcessor.waitForCurrentJobAndExit());
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process.on('SIGINT', () => childProcessor.waitForCurrentJobAndExit());
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process.on('uncaughtException', async (err) => {
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if (typeof err !== 'object') {
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err = new Error(toString(err));
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}
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await send({
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cmd: ParentCommand.Failed,
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value: errorToJSON(err),
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});
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// An uncaughException leaves this process in a potentially undetermined state so
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// we must exit
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process.exit();
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});
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};
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