294 lines
7.7 KiB
JavaScript
294 lines
7.7 KiB
JavaScript
var express = require('express')
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, cookies = require('cookies')
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, utils = require('./utils')
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, Storage = require('./storage')
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, Config = require('./config')
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, UError = require('./error').UserError
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, Middleware = require('./middleware')
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, Logger = require('./logger')
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, Cats = require('./status-cats')
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, basic_auth = Middleware.basic_auth
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, validate_name = Middleware.validate_name
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, media = Middleware.media
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, expect_json = Middleware.expect_json
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module.exports = function(config_hash) {
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var config = new Config(config_hash)
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, storage = new Storage(config)
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var can = function(action) {
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return function(req, res, next) {
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if (config['allow_'+action](req.params.package, req.remoteUser)) {
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next()
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} else {
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if (!req.remoteUser) {
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next(new UError({
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status: 403,
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msg: "can't "+action+" restricted package without auth, did you forget 'npm set always-auth true'?",
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}))
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} else {
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next(new UError({
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status: 403,
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msg: 'user '+req.remoteUser+' not allowed to '+action+' it'
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}))
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}
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}
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}
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}
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var app = express()
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app.use(function(req, res, next) {
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var calls = 0
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res.report_error = function(err) {
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calls++
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if (err.status && err.status >= 400 && err.status < 600) {
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if (calls == 1) {
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res.status(err.status)
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res.send({error: err.msg || err.message || 'unknown error'})
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}
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} else {
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Logger.logger.error({err: err}, 'unexpected error: @{!err.message}\n@{err.stack}')
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if (calls == 1) {
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res.status(500)
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res.send({error: 'internal server error'})
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}
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}
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}
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next()
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})
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app.use(Middleware.log_and_etagify)
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app.use(function(req, res, next) {
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res.setHeader('X-Powered-By', 'Sinopia')
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next()
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})
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app.use(Cats.middleware)
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app.use(basic_auth(function(user, pass) {
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return config.authenticate(user, pass)
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}))
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app.use(express.json({strict: false}))
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// TODO: npm DO NOT support compression :(
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app.use(express.compress())
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app.param('package', validate_name)
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app.param('filename', validate_name)
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/* app.get('/', function(req, res) {
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res.send({
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error: 'unimplemented'
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})
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})*/
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/* app.get('/-/all', function(req, res) {
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var https = require('https')
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var JSONStream = require('JSONStream')
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var request = require('request')({
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url: 'https://registry.npmjs.org/-/all',
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ca: require('./npmsslkeys'),
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})
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.pipe(JSONStream.parse('*'))
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.on('data', function(d) {
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console.log(d)
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})
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})*/
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// TODO: anonymous user?
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app.get('/:package/:version?', can('access'), function(req, res, next) {
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storage.get_package(req.params.package, function(err, info) {
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if (err) return next(err)
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info = utils.filter_tarball_urls(info, req, config)
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var version = req.params.version
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if (!version) {
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return res.send(info)
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}
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if (info.versions[version] != null) {
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return res.send(info.versions[version])
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}
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if (info['dist-tags'] != null) {
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if (info['dist-tags'][version] != null) {
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version = info['dist-tags'][version]
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if (info.versions[version] != null) {
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return res.send(info.versions[version])
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}
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}
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}
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return next(new UError({
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status: 404,
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msg: 'version not found: ' + req.params.version
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}))
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})
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})
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app.get('/:package/-/:filename', can('access'), function(req, res, next) {
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var stream = storage.get_tarball(req.params.package, req.params.filename)
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stream.on('error', function(err) {
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return res.report_error(err)
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})
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res.header('content-type', 'application/octet-stream')
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stream.pipe(res)
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})
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//app.get('/*', function(req, res) {
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// proxy.request(req, res)
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//})
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// placeholder 'cause npm require to be authenticated to publish
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// we do not do any real authentication yet
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app.post('/_session', cookies.express(), function(req, res) {
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res.cookies.set('AuthSession', String(Math.random()), {
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// npmjs.org sets 10h expire
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expires: new Date(Date.now() + 10*60*60*1000)
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})
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res.send({"ok":true,"name":"somebody","roles":[]})
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})
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app.get('/-/user/:argument', function(req, res, next) {
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// can't put 'org.couchdb.user' in route address for some reason
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if (req.params.argument.split(':')[0] !== 'org.couchdb.user') return next('route')
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res.status(200)
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return res.send({
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ok: 'you are authenticated as "' + req.user + '"',
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})
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})
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app.put('/-/user/:argument', function(req, res, next) {
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// can't put 'org.couchdb.user' in route address for some reason
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if (req.params.argument.split(':')[0] !== 'org.couchdb.user') return next('route')
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res.status(409)
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return res.send({
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error: 'registration is not implemented',
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})
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})
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app.put('/-/user/:argument/-rev/*', function(req, res, next) {
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// can't put 'org.couchdb.user' in route address for some reason
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if (req.params.argument.split(':')[0] !== 'org.couchdb.user') return next('route')
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res.status(201)
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return res.send({
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ok: 'you are authenticated as "' + req.user + '"',
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})
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})
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// publishing a package
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app.put('/:package/:_rev?/:revision?', can('publish'), media('application/json'), expect_json, function(req, res, next) {
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if (req.params._rev != null && req.params._rev != '-rev') return next('route')
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var name = req.params.package
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if (Object.keys(req.body).length == 1 && utils.is_object(req.body.users)) {
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return next(new UError({
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// 501 status is more meaningful, but npm doesn't show error message for 5xx
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status: 404,
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msg: 'npm star|unstar calls are not implemented',
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}))
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}
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try {
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var metadata = utils.validate_metadata(req.body, name)
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} catch(err) {
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return next(new UError({
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status: 422,
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msg: 'bad incoming package data',
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}))
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}
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if (req.params._rev) {
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storage.change_package(name, metadata, req.params.revision, function(err) {
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if (err) return next(err)
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res.status(201)
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return res.send({
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ok: 'package changed'
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})
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})
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} else {
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storage.add_package(name, metadata, function(err) {
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if (err) return next(err)
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res.status(201)
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return res.send({
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ok: 'created new package'
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})
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})
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}
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})
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// unpublishing an entire package
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app.delete('/:package/-rev/*', can('publish'), function(req, res, next) {
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storage.remove_package(req.params.package, function(err) {
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if (err) return next(err)
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res.status(201)
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return res.send({
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ok: 'package removed'
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})
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})
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})
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// removing a tarball
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app.delete('/:package/-/:filename/-rev/:revision', can('publish'), function(req, res, next) {
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storage.remove_tarball(req.params.package, req.params.filename, req.params.revision, function(err) {
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if (err) return next(err)
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res.status(201)
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return res.send({
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ok: 'tarball removed'
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})
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})
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})
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// uploading package tarball
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app.put('/:package/-/:filename/*', can('publish'), media('application/octet-stream'), function(req, res, next) {
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var name = req.params.package
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var stream = storage.add_tarball(name, req.params.filename)
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req.pipe(stream)
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// checking if end event came before closing
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var complete = false
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req.on('end', function() {
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complete = true
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stream.done()
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})
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req.on('close', function() {
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if (!complete) {
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stream.abort()
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}
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})
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stream.on('error', function(err) {
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return res.report_error(err)
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})
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stream.on('success', function() {
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res.status(201)
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return res.send({
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ok: 'tarball uploaded successfully'
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})
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})
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})
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// adding a version
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app.put('/:package/:version/-tag/:tag', can('publish'), media('application/json'), expect_json, function(req, res, next) {
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var name = req.params.package
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, version = req.params.version
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, tag = req.params.tag
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storage.add_version(name, version, req.body, tag, function(err) {
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if (err) return next(err)
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res.status(201)
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return res.send({
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ok: 'package published'
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})
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})
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})
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app.use(app.router)
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app.use(function(err, req, res, next) {
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res.report_error(err)
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})
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return app
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}
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