76 lines
1.7 KiB
JavaScript
76 lines
1.7 KiB
JavaScript
const fs = require('fs')
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const path = require('path')
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const express = require('express')
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const cors = require('cors')
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const morgan = require('morgan')
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const checkBlacklist = require('./middleware/checkBlacklist')
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const packageURL = require('./middleware/packageURL')
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const fetchFile = require('./middleware/fetchFile')
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const serveFile = require('./middleware/serveFile')
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morgan.token('fwd', function(req) {
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return req.get('x-forwarded-for').replace(/\s/g, '')
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})
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/**
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* A list of packages we refuse to serve.
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*/
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const PackageBlacklist = require('./PackageBlacklist').blacklist
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function errorHandler(err, req, res, next) {
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console.error(err.stack)
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res
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.status(500)
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.type('text')
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.send('Internal Server Error')
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next(err)
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}
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function createServer() {
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const app = express()
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app.disable('x-powered-by')
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if (process.env.NODE_ENV !== 'test') {
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app.use(
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morgan(
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process.env.NODE_ENV === 'production'
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? // Modified version of the Heroku router's log format
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// https://devcenter.heroku.com/articles/http-routing#heroku-router-log-format
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'method=:method path=":url" host=:req[host] request_id=:req[x-request-id] cf_ray=:req[cf-ray] fwd=:fwd status=:status bytes=:res[content-length]'
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: 'dev'
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)
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)
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}
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app.use(errorHandler)
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app.use(cors())
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app.use(
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express.static('build', {
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maxAge: '365d'
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})
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)
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if (process.env.NODE_ENV !== 'test') {
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const createStatsServer = require('./createStatsServer')
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app.use('/_stats', createStatsServer())
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}
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app.use(
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'/',
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packageURL,
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checkBlacklist(PackageBlacklist),
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fetchFile,
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serveFile
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)
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return app
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}
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module.exports = createServer
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