forkeado de coolaj86/goldilocks.js
125 líneas
4.2 KiB
JavaScript
125 líneas
4.2 KiB
JavaScript
'use strict';
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module.exports.dependencies = [ 'storage.owners' ];
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module.exports.create = function (deps) {
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var scmp = require('scmp');
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var crypto = require('crypto');
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var jwt = require('jsonwebtoken');
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var bodyParser = require('body-parser');
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var jsonParser = bodyParser.json({
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inflate: true, limit: '100kb', reviver: null, strict: true /* type, verify */
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});
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/*
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var owners;
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deps.storage.owners.on('set', function (_owners) {
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owners = _owners;
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});
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*/
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deps.storage.owners.exists = function (id) {
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return deps.storage.owners.all().then(function (owners) {
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return owners.some(function (owner) {
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return scmp(id, owner.id);
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});
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});
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};
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function isAuthorized(req, res, fn) {
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var auth = jwt.decode((req.headers.authorization||'').replace(/^bearer\s+/i, ''));
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if (!auth) {
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res.setHeader('Content-Type', 'application/json;');
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res.end(JSON.stringify({ error: { message: "no token", code: 'E_NO_TOKEN', uri: undefined } }));
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return;
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}
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var id = crypto.createHash('sha256').update(auth.sub).digest('hex');
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return deps.storage.owners.exists(id).then(function (exists) {
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if (!exists) {
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res.setHeader('Content-Type', 'application/json;');
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res.end(JSON.stringify({ error: { message: "not authorized", code: 'E_NO_AUTHZ', uri: undefined } }));
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return;
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}
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fn();
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});
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}
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return {
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init: function (req, res) {
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jsonParser(req, res, function () {
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console.log('req.body', req.body);
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var auth = jwt.decode((req.headers.authorization||'').replace(/^bearer\s+/i, ''));
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var token = jwt.decode(req.body.access_token);
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var refresh = jwt.decode(req.body.refresh_token);
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auth.sub = auth.sub || auth.acx.id;
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token.sub = token.sub || token.acx.id;
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refresh.sub = refresh.sub || refresh.acx.id;
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// TODO validate token with issuer, but as-is the sub is already a secret
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var id = crypto.createHash('sha256').update(auth.sub).digest('hex');
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var tid = crypto.createHash('sha256').update(token.sub).digest('hex');
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var rid = crypto.createHash('sha256').update(refresh.sub).digest('hex');
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console.log('ids', id, tid, rid);
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return deps.storage.owners.all().then(function (results) {
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console.log('results', results);
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var err;
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// There is no owner yet. First come, first serve.
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if (!results || !results.length) {
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if (tid !== id || rid !== id) {
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err = new Error("When creating an owner the Authorization Bearer and Token and Refresh must all match");
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return deps.PromiseA.reject(err);
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}
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console.log('no owner, creating');
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return deps.storage.owners.set(id, { token: token, refresh: refresh });
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}
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console.log('has results');
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// There are onwers. Is this one of them?
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if (!results.some(function (token) {
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return scmp(id, token.id);
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})) {
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err = new Error("Authorization token does not belong to an existing owner.");
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return deps.PromiseA.reject(err);
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}
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console.log('has correct owner');
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// We're adding an owner, unless it already exists
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if (!results.some(function (token) {
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return scmp(tid, token.id);
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})) {
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console.log('adds new owner with existing owner');
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return deps.storage.owners.set(id, { token: token, refresh: refresh });
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}
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}).then(function () {
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res.setHeader('Content-Type', 'application/json;');
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res.end(JSON.stringify({ success: true }));
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}, function (err) {
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res.setHeader('Content-Type', 'application/json;');
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res.end(JSON.stringify({ error: { message: err.message, code: err.code, uri: err.uri } }));
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});
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});
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}
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, config: function (req, res) {
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isAuthorized(req, res, function () {
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if ('POST' !== req.method) {
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res.setHeader('Content-Type', 'application/json;');
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res.end(JSON.stringify(deps.recase.snakeCopy(deps.options)));
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return;
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}
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jsonParser(req, res, function () {
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console.log('req.body', req.body);
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deps.storage.config.merge(req.body);
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deps.storage.config.save();
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});
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});
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}
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};
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};
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