webserv/src/core/servers/startServer.js

a quick, flexible, fully typed development server

var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
(function (factory) {
    if (typeof module === "object" && typeof module.exports === "object") {
        var v = factory(require, exports);
        if (v !== undefined) module.exports = v;
    }
    else if (typeof define === "function" && define.amd) {
        define(["require", "exports", "../log"], factory);
    }
})(function (require, exports) {
    "use strict";
    Object.defineProperty(exports, "__esModule", { value: true });
    const log_1 = require("../log");
    function startServer(config) {
        return __awaiter(this, void 0, void 0, function* () {
            const server = yield config.createServer();
            const handles = [];
            const stop = () => __awaiter(this, void 0, void 0, function* () {
                server.close();
                for (let handle of handles) {
                    handle.remove();
                }
            });
            const closed = new Promise((resolve) => {
                server.on('close', () => {
                    resolve();
                });
            });
            server.on('error', config.onError ||
                ((error) => {
                    log_1.log.error(`Server error: ${error}`);
                }));
            if (config.onUpgrade) {
                server.on('upgrade', (request, socket, head) => {
                    config.onUpgrade(request, socket, head);
                });
            }
            for (let signal of ['SIGINT', 'SIGTERM']) {
                const handler = () => {
                    log_1.log.info(`received ${signal} signal. Stopping server on ${config.port}.`);
                    stop();
                };
                handles.push({
                    remove() {
                        process.removeListener(signal, handler);
                    }
                });
                process.on(signal, handler);
            }
            return new Promise((resolve) => {
                server.listen(config.port, () => {
                    resolve({
                        closed,
                        addListener: (event, listener) => {
                            server.addListener(event, listener);
                        },
                        stop
                    });
                });
            });
        });
    }
    exports.startServer = startServer;
});
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