mirror of https://github.com/embarklabs/embark.git
86 lines
2.5 KiB
JavaScript
86 lines
2.5 KiB
JavaScript
var {canonicalHost} = require('../../utils/host.js');
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var utils = require('../../utils/utils.js');
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var Server = require('./server.js');
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class WebServer {
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constructor(embark, options) {
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this.embark = embark;
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this.logger = embark.logger;
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this.events = embark.events;
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this.webServerConfig = embark.config.webServerConfig;
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if (!this.webServerConfig.enabled) {
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return;
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}
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this.host = options.host || this.webServerConfig.host;
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this.port = options.port || this.webServerConfig.port;
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this.events.emit("status", __("Starting Server"));
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this.server = new Server({host: this.host, port: this.port});
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this.testPort(() => {
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this.listenToCommands();
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this.registerConsoleCommands();
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this.server.start((_err, message, port) => {
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this.logger.info(message);
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this.port = port;
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this.setServiceCheck();
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});
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});
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}
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testPort(done) {
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utils.pingEndpoint(this.host, this.port, 'http', 'http', '', (err) => {
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if (err) { // Port is ok
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return done();
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}
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this.logger.warn(__('Webserver already running on port %s. Assigning an available port', this.port));
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this.port = 0;
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this.server.port = 0;
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done();
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});
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}
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setServiceCheck() {
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const self = this;
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this.events.request("services:register", 'Webserver', function (cb) {
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let url = 'http://' + canonicalHost(self.host) + ':' + self.port;
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utils.checkIsAvailable(url, function (available) {
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let devServer = __('Webserver') + ' (' + url + ')';
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let serverStatus = (available ? 'on' : 'off');
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return cb({name: devServer, status: serverStatus});
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});
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});
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this.events.on('check:wentOffline:Webserver', () => {
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this.logger.info(__("Webserver is offline"));
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});
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}
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listenToCommands() {
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this.events.setCommandHandler('start-webserver', (callback) => this.server.start(callback));
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this.events.setCommandHandler('stop-webserver', (callback) => this.server.stop(callback));
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}
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registerConsoleCommands() {
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const self = this;
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self.embark.registerConsoleCommand((cmd, _options) => {
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return {
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match: () => cmd === "webserver start",
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process: (callback) => self.events.request("start-webserver", callback)
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};
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});
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self.embark.registerConsoleCommand((cmd, _options) => {
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return {
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match: () => cmd === "webserver stop",
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process: (callback) => self.events.request("stop-webserver", callback)
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};
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});
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}
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}
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module.exports = WebServer;
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