overleaf/services/web/app/coffee/Features/Authentication/AuthenticationManager.coffee
Shane Kilkelly 0f131d940d Enforce stricter password policy.
- Check minimum password lengths
- Set default policy to 6-128 chars
2017-07-24 11:06:47 +01:00

56 lines
2.1 KiB
CoffeeScript

Settings = require "settings-sharelatex"
User = require("../../models/User").User
{db, ObjectId} = require("../../infrastructure/mongojs")
crypto = require 'crypto'
bcrypt = require 'bcrypt'
BCRYPT_ROUNDS = Settings?.security?.bcryptRounds or 12
module.exports = AuthenticationManager =
authenticate: (query, password, callback = (error, user) ->) ->
# Using Mongoose for legacy reasons here. The returned User instance
# gets serialized into the session and there may be subtle differences
# between the user returned by Mongoose vs mongojs (such as default values)
User.findOne query, (error, user) =>
return callback(error) if error?
if user?
if user.hashedPassword?
bcrypt.compare password, user.hashedPassword, (error, match) ->
return callback(error) if error?
if match
AuthenticationManager.checkRounds user, user.hashedPassword, password, (err) ->
return callback(err) if err?
callback null, user
else
callback null, null
else
callback null, null
else
callback null, null
setUserPassword: (user_id, password, callback = (error) ->) ->
if (Settings.passwordStrengthOptions?.length?.max? and
Settings.passwordStrengthOptions?.length?.max < password.length)
return callback("password is too long")
if (Settings.passwordStrengthOptions?.length?.min? and
Settings.passwordStrengthOptions?.length?.min > password.length)
return callback("password is too short")
bcrypt.genSalt BCRYPT_ROUNDS, (error, salt) ->
return callback(error) if error?
bcrypt.hash password, salt, (error, hash) ->
return callback(error) if error?
db.users.update({
_id: ObjectId(user_id.toString())
}, {
$set: hashedPassword: hash
$unset: password: true
}, callback)
checkRounds: (user, hashedPassword, password, callback = (error) ->) ->
# check current number of rounds and rehash if necessary
currentRounds = bcrypt.getRounds hashedPassword
if currentRounds < BCRYPT_ROUNDS
AuthenticationManager.setUserPassword user._id, password, callback
else
callback()