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54 lines
1.4 KiB
54 lines
1.4 KiB
'use strict';
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// Tests of multiple domains happening at once.
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const common = require('../common');
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const domain = require('domain');
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const http = require('http');
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const a = domain.create();
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a.enter(); // this will be our "root" domain
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a.on('error', common.mustNotCall());
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const server = http.createServer((req, res) => {
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// child domain of a.
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const b = domain.create();
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a.add(b);
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// treat these EE objects as if they are a part of the b domain
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// so, an 'error' event on them propagates to the domain, rather
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// than being thrown.
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b.add(req);
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b.add(res);
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b.on('error', common.mustCall((er) => {
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if (res) {
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res.writeHead(500);
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res.end('An error occurred');
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}
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// res.writeHead(500), res.destroy, etc.
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server.close();
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}));
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// XXX this bind should not be necessary.
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// the write cb behavior in http/net should use an
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// event so that it picks up the domain handling.
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res.write('HELLO\n', b.bind(() => {
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throw new Error('this kills domain B, not A');
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}));
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}).listen(0, () => {
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const c = domain.create();
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const req = http.get({ host: 'localhost', port: server.address().port });
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// add the request to the C domain
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c.add(req);
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req.on('response', (res) => {
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// add the response object to the C domain
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c.add(res);
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res.pipe(process.stdout);
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});
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c.on('error', common.mustCall((er) => { }));
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});
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