#!/usr/bin/env node 'use strict' const localWebServer = require('../') const cliOptions = require('../lib/cli-options') const commandLineArgs = require('command-line-args') const ansi = require('ansi-escape-sequences') const loadConfig = require('config-master') const path = require('path') const os = require('os') const arrayify = require('array-back') const t = require('typical') const flatten = require('reduce-flatten') const cli = commandLineArgs(cliOptions.definitions) const usage = cli.getUsage(cliOptions.usageData) const stored = loadConfig('local-web-server') let options let isHttps = false try { options = collectOptions() } catch (err) { stop([ `[red]{Error}: ${err.message}`, usage ], 1) return } if (options.misc.help) { stop(usage, 0) } else if (options.misc.config) { stop(JSON.stringify(options.server, null, ' '), 0) } else { const valid = validateOptions(options) if (!valid) { /* gracefully end the process */ return } const app = localWebServer({ static: { root: options.server.directory, options: { hidden: true } }, serveIndex: { path: options.server.directory, options: { icons: true, hidden: true } }, log: { format: options.server['log-format'] }, compress: options.server.compress, mime: options.server.mime, forbid: options.server.forbid, spa: options.server.spa, 'no-cache': options.server['no-cache'], rewrite: options.server.rewrite, verbose: options.server.verbose, mocks: options.server.mocks }) if (options.server.https) { options.server.key = path.resolve(__dirname, '..', 'ssl', '127.0.0.1.key') options.server.cert = path.resolve(__dirname, '..', 'ssl', '127.0.0.1.crt') } if (options.server.key && options.server.cert) { const https = require('https') const fs = require('fs') isHttps = true const serverOptions = { key: fs.readFileSync(options.server.key), cert: fs.readFileSync(options.server.cert) } const server = https.createServer(serverOptions, app.callback()) server.listen(options.server.port, onServerUp) } else { app.listen(options.server.port, onServerUp) } } function stop (msgs, exitCode) { arrayify(msgs).forEach(msg => console.error(ansi.format(msg))) process.exitCode = exitCode } function onServerUp () { let ipList = Object.keys(os.networkInterfaces()) .map(key => os.networkInterfaces()[key]) .reduce(flatten, []) .filter(iface => iface.family === 'IPv4') ipList.unshift({ address: os.hostname() }) ipList = ipList .map(iface => `[underline]{${isHttps ? 'https' : 'http'}://${iface.address}:${options.server.port}}`) .join(', ') console.error(ansi.format( path.resolve(options.server.directory) === process.cwd() ? `serving at ${ipList}` : `serving [underline]{${options.server.directory}} at ${ipList}` )) } function collectOptions () { let options = {} /* parse command line args */ options = cli.parse() const builtIn = { port: 8000, directory: process.cwd(), forbid: [], rewrite: [] } if (options.server.rewrite) { options.server.rewrite = parseRewriteRules(options.server.rewrite) } /* override built-in defaults with stored config and then command line args */ options.server = Object.assign(builtIn, stored, options.server) return options } function parseRewriteRules (rules) { return rules && rules.map(rule => { const matches = rule.match(/(\S*)\s*->\s*(\S*)/) return { from: matches[1], to: matches[2] } }) } function validateOptions (options) { let valid = true function invalid (msg) { return `[red underline]{Invalid:} [bold]{${msg}}` } if (!t.isNumber(options.server.port)) { stop([ invalid(`--port must be numeric`), usage ], 1) valid = false } return valid }