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node-red/red/api/auth/strategies.js

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/**
* Copyright 2014 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var BearerStrategy = require('passport-http-bearer').Strategy;
var ClientPasswordStrategy = require('passport-oauth2-client-password').Strategy;
var crypto = require("crypto");
var tokens = require("./tokens");
var users = require("./users");
var clients = require("./clients");
var bearerStrategy = function (accessToken, done) {
// is this a valid token?
tokens.get(accessToken).then(function(token) {
if (token) {
users.get(token.user).then(function(user) {
if (user) {
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done(null,{username:user.username},{scope:token.scope});
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} else {
done(null,false);
}
});
} else {
done(null,false);
}
});
}
bearerStrategy.BearerStrategy = new BearerStrategy(bearerStrategy);
var clientPasswordStrategy = function(clientId, clientSecret, done) {
clients.get(clientId).then(function(client) {
if (client && client.secret == clientSecret) {
done(null,client);
} else {
done(null,false);
}
});
}
clientPasswordStrategy.ClientPasswordStrategy = new ClientPasswordStrategy(clientPasswordStrategy);
var passwordTokenExchange = function(client, username, password, scope, done) {
users.get(username).then(function(user) {
if (user && user.password == crypto.createHash('md5').update(password,'utf8').digest('hex')) {
tokens.create(username,client.id,scope).then(function(token) {
done(null,token);
});
} else {
done(new Error("Invalid"),false);
}
});
}
module.exports = {
bearerStrategy: bearerStrategy,
clientPasswordStrategy: clientPasswordStrategy,
passwordTokenExchange: passwordTokenExchange
}