161 lines
4.4 KiB
JavaScript
161 lines
4.4 KiB
JavaScript
var Immutable = require("immutable");
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module.exports.init = function (ui) {
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var optPath = ["network-throttle"];
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var serverOptPath = optPath.concat(["servers"]);
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var listenHost = ui.options.get("listen");
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ui.servers = {};
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ui.setOptionIn(optPath, Immutable.fromJS({
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name: "network-throttle",
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title: "Network Throttle",
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active: false,
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targets: require("./targets")
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}));
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ui.setOptionIn(serverOptPath, Immutable.Map({}));
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/**
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* @param input
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* @returns {number}
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*/
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function getPortArg(input) {
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input = input.trim();
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if (input.length && input.match(/\d{3,5}/)) {
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input = parseInt(input, 10);
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} else {
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input = ui.bs.options.get("port") + 1;
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}
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return input;
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}
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/**
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* @returns {string}
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*/
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function getTargetUrl() {
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return require("url").parse(ui.bs.options.getIn(["urls", "local"]));
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}
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var methods = {
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/**
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* @param data
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*/
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"server:create": function (data) {
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data.port = getPortArg(data.port);
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data.cb = data.cb || function () { /* noop */};
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/**
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* @param opts
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*/
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function saveThrottleInfo (opts) {
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var urls = getUrls(ui.bs.options.set("port", opts.port).toJS());
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ui.setOptionIn(serverOptPath.concat([opts.port]), Immutable.fromJS({
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urls: urls,
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speed: opts.speed
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}));
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setTimeout(function () {
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ui.socket.emit("ui:network-throttle:update", {
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servers: ui.getOptionIn(serverOptPath).toJS(),
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event: "server:create"
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});
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ui.servers[opts.port] = opts.server;
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data.cb(null, opts);
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}, 300);
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}
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/**
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* @param err
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* @param port
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*/
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function createThrottle (err, port) {
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var target = getTargetUrl();
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var args = {
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port: port,
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target: target,
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speed: data.speed
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};
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if (ui.bs.getOption("scheme") === "https") {
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var httpsOpts = require("browser-sync/lib/server/utils").getHttpsOptions(ui.bs.options);
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args.key = httpsOpts.key;
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args.cert = httpsOpts.cert;
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}
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args.server = require("./throttle-server")(args, listenHost);
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require('server-destroy')(args.server);
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args.server.listen(port, listenHost);
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saveThrottleInfo(args);
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}
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/**
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* Try for a free port
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*/
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ui.bs.utils.portscanner.findAPortNotInUse(data.port, data.port + 100, (listenHost || "127.0.0.1"), function (err, port) {
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if (err) {
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return createThrottle(err);
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} else {
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createThrottle(null, port);
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}
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});
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},
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/**
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* @param data
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*/
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"server:destroy": function (data) {
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if (ui.servers[data.port]) {
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ui.servers[data.port].destroy();
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ui.setMany(function (item) {
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item.deleteIn(serverOptPath.concat([parseInt(data.port, 10)]));
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});
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delete ui.servers[data.port];
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}
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ui.socket.emit("ui:network-throttle:update", {
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servers: ui.getOptionIn(serverOptPath).toJS(),
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event: "server:destroy"
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});
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},
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/**
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* @param event
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*/
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event: function (event) {
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methods[event.event](event.data);
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}
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};
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return methods;
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};
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/**
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* Get local + external urls with a different port
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* @param opts
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* @returns {List<T>|List<any>}
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*/
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function getUrls (opts) {
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var list = [];
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var bsLocal = require("url").parse(opts.urls.local);
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list.push([bsLocal.protocol + "//", bsLocal.hostname, ":", opts.port].join(""));
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if (opts.urls.external) {
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var external = require("url").parse(opts.urls.external);
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list.push([bsLocal.protocol + "//", external.hostname, ":", opts.port].join(""));
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}
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return Immutable.List(list);
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}
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