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Merge pull request #200 from pwfisher/master
ember fastboot --watch
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,121 @@ | ||
| 'use strict'; | ||
|
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| const RSVP = require('rsvp'); | ||
| const CoreObject = require('core-object'); | ||
| const debug = require('debug')('ember-cli-fastboot/server'); | ||
| const exec = RSVP.denodeify(require('child_process').exec); | ||
| const http = require('http'); | ||
| const path = require('path'); | ||
|
|
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| module.exports = CoreObject.extend({ | ||
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| exec, | ||
| http, | ||
| httpServer: null, | ||
| nextSocketId: 0, | ||
| require, | ||
| restartAgain: false, | ||
| restartPromise: null, | ||
| sockets: {}, | ||
|
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| run(options) { | ||
| debug('run'); | ||
| const restart = () => this.restart(options); | ||
| process.on('SIGHUP', restart); | ||
| }, | ||
|
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| start(options) { | ||
| debug('start'); | ||
| this.ui.writeLine('Installing FastBoot npm dependencies'); | ||
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| return this.exec('npm install', { cwd: options.outputPath }) | ||
| .then(() => { | ||
| const middleware = this.require('fastboot-express-middleware')(options.outputPath); | ||
| const express = this.require('express'); | ||
| const app = express(); | ||
|
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| if (options.serveAssets) { | ||
| app.get('/', middleware); | ||
| app.use(express.static(options.assetsPath)); | ||
| } | ||
| app.get('/*', middleware); | ||
| app.use((req, res) => res.sendStatus(404)); | ||
|
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| this.httpServer = this.http.createServer(app); | ||
|
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| // Track open sockets for fast restart | ||
| this.httpServer.on('connection', (socket) => { | ||
| const socketId = this.nextSocketId++; | ||
| debug(`open socket ${socketId}`); | ||
| this.sockets[socketId] = socket; | ||
| socket.on('close', () => { | ||
| debug(`close socket ${socketId}`); | ||
| delete this.sockets[socketId]; | ||
| }); | ||
| }); | ||
|
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| this.httpServer.listen(options.port, options.host, () => { | ||
| const o = this.httpServer.address(); | ||
| const port = o.port; | ||
| const family = o.family; | ||
| let host = o.address; | ||
| if (family === 'IPv6') { host = `[${host}]`; } | ||
| this.ui.writeLine(`Ember FastBoot running at http://${host}:${port}`); | ||
| }); | ||
| }); | ||
| }, | ||
|
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| stop() { | ||
| debug('stop'); | ||
| return new RSVP.Promise((resolve, reject) => { | ||
| if (!this.httpServer) { return resolve(); } | ||
|
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| // Stop accepting new connections | ||
| this.httpServer.close((err) => { | ||
| debug('close', Object.keys(this.sockets)); | ||
| if (err) { return reject(err); } | ||
| this.httpServer = null; | ||
| resolve(); | ||
| }); | ||
|
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| // Force close existing connections | ||
| Object.keys(this.sockets).forEach(k => this.sockets[k].destroy()); | ||
| }); | ||
| }, | ||
|
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| restart(options) { | ||
| if (this.restartPromise) { | ||
| debug('schedule immediate restart'); | ||
| this.restartAgain = true; | ||
| return; | ||
| } | ||
| debug('restart'); | ||
| this.restartPromise = this.stop() | ||
| .then(() => this.clearRequireCache(options.outputPath)) | ||
| .then(() => this.start(options)) | ||
| .catch(e => this.ui.writeLine(e)) | ||
| .finally(() => { | ||
| this.restartPromise = null; | ||
| if (this.restartAgain) { | ||
| debug('restart again') | ||
| this.restartAgain = false; | ||
| this.restart(options); | ||
| } | ||
| }); | ||
| return this.restartPromise; | ||
| }, | ||
|
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| clearRequireCache: function (serverRoot) { | ||
| debug('clearRequireCache'); | ||
| let absoluteServerRoot = path.resolve(serverRoot); | ||
| if (absoluteServerRoot.slice(-1) !== path.sep) { | ||
| absoluteServerRoot += path.sep; | ||
| } | ||
| Object.keys(require.cache).forEach(function (key) { | ||
| if (key.indexOf(absoluteServerRoot) === 0) { | ||
| delete require.cache[key]; | ||
| } | ||
| }); | ||
| }, | ||
|
|
||
| }); |
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