gradido/backend/src/graphql/resolver/UserResolver.ts

616 lines
22 KiB
TypeScript

/* eslint-disable @typescript-eslint/no-explicit-any */
/* eslint-disable @typescript-eslint/explicit-module-boundary-types */
import fs from 'fs'
import { Resolver, Query, Args, Arg, Authorized, Ctx, UseMiddleware, Mutation } from 'type-graphql'
import { getConnection, getCustomRepository } from 'typeorm'
import CONFIG from '../../config'
import { LoginViaVerificationCode } from '../model/LoginViaVerificationCode'
import { SendPasswordResetEmailResponse } from '../model/SendPasswordResetEmailResponse'
import { User } from '../model/User'
import { User as DbUser } from '@entity/User'
import encode from '../../jwt/encode'
import ChangePasswordArgs from '../arg/ChangePasswordArgs'
import CheckUsernameArgs from '../arg/CheckUsernameArgs'
import CreateUserArgs from '../arg/CreateUserArgs'
import UnsecureLoginArgs from '../arg/UnsecureLoginArgs'
import UpdateUserInfosArgs from '../arg/UpdateUserInfosArgs'
import { apiPost, apiGet } from '../../apis/HttpRequest'
import {
klicktippRegistrationMiddleware,
klicktippNewsletterStateMiddleware,
} from '../../middleware/klicktippMiddleware'
import { CheckEmailResponse } from '../model/CheckEmailResponse'
import { UserSettingRepository } from '../../typeorm/repository/UserSettingRepository'
import { Setting } from '../enum/Setting'
import { UserRepository } from '../../typeorm/repository/User'
import { LoginUser } from '@entity/LoginUser'
import { LoginElopageBuys } from '@entity/LoginElopageBuys'
import { LoginUserBackup } from '@entity/LoginUserBackup'
import { LoginEmailOptIn } from '@entity/LoginEmailOptIn'
import { sendEMail } from '../../util/sendEMail'
import { LoginUserRepository } from '../../typeorm/repository/LoginUser'
// eslint-disable-next-line @typescript-eslint/no-var-requires
const sodium = require('sodium-native')
// eslint-disable-next-line @typescript-eslint/no-var-requires
const random = require('random-bigint')
// We will reuse this for changePassword
const isPassword = (password: string): boolean => {
return !!password.match(/^(?=.*[a-z])(?=.*[A-Z])(?=.*[0-9])(?=.*[^a-zA-Z0-9 \\t\\n\\r]).{8,}$/)
}
const LANGUAGES = ['de', 'en']
const DEFAULT_LANGUAGE = 'de'
const isLanguage = (language: string): boolean => {
return LANGUAGES.includes(language)
}
const PHRASE_WORD_COUNT = 24
const WORDS = fs.readFileSync('src/config/mnemonic.english.txt').toString().split('\n')
const PassphraseGenerate = (): string[] => {
const result = []
for (let i = 0; i < PHRASE_WORD_COUNT; i++) {
result.push(WORDS[sodium.randombytes_random() % 2048])
}
return result
/*
return [
'behind',
'salmon',
'fluid',
'orphan',
'frost',
'elder',
'amateur',
'always',
'panel',
'palm',
'leopard',
'essay',
'punch',
'title',
'fun',
'annual',
'page',
'hundred',
'journey',
'select',
'figure',
'tunnel',
'casual',
'bar',
]
*/
}
/*
Test results:
INSERT INTO `login_users` (`id`, `email`, `first_name`, `last_name`, `username`, `description`, `password`, `pubkey`, `privkey`, `email_hash`, `created`, `email_checked`, `passphrase_shown`, `language`, `disabled`, `group_id`, `publisher_id`) VALUES
// old
(1, 'peter@lustig.de', 'peter', 'lustig', '', '', 4747956395458240931, 0x8c75edd507f470e5378f927489374694d68f3d155523f1c4402c36affd35a7ed, 0xb0e310655726b088631ccfd31ad6470ee50115c161dde8559572fa90657270ff13dc1200b2d3ea90dfbe92f3a4475ee4d9cee4989e39736a0870c33284bc73a8ae690e6da89f241a121eb3b500c22885, 0x9f700e6f6ec351a140b674c0edd4479509697b023bd8bee8826915ef6c2af036, '2021-11-03 20:05:04', 0, 0, 'de', 0, 1, 0);
// new
(2, 'peter@lustig.de', 'peter', 'lustig', '', '', 4747956395458240931, 0x8c75edd507f470e5378f927489374694d68f3d155523f1c4402c36affd35a7ed, 0xb0e310655726b088631ccfd31ad6470ee50115c161dde8559572fa90657270ff13dc1200b2d3ea90dfbe92f3a4475ee4d9cee4989e39736a0870c33284bc73a8ae690e6da89f241a121eb3b500c22885, 0x9f700e6f6ec351a140b674c0edd4479509697b023bd8bee8826915ef6c2af036, '2021-11-03 20:22:15', 0, 0, 'de', 0, 1, 0);
INSERT INTO `login_user_backups` (`id`, `user_id`, `passphrase`, `mnemonic_type`) VALUES
// old
(1, 1, 'behind salmon fluid orphan frost elder amateur always panel palm leopard essay punch title fun annual page hundred journey select figure tunnel casual bar ', 2);
// new
(2, 2, 'behind salmon fluid orphan frost elder amateur always panel palm leopard essay punch title fun annual page hundred journey select figure tunnel casual bar ', 2);
*/
const KeyPairEd25519Create = (passphrase: string[]): Buffer[] => {
if (!passphrase.length || passphrase.length < PHRASE_WORD_COUNT) {
throw new Error('passphrase empty or to short')
}
const state = Buffer.alloc(sodium.crypto_hash_sha512_STATEBYTES)
sodium.crypto_hash_sha512_init(state)
// To prevent breaking existing passphrase-hash combinations word indices will be put into 64 Bit Variable to mimic first implementation of algorithms
for (let i = 0; i < PHRASE_WORD_COUNT; i++) {
const value = Buffer.alloc(8)
const wordIndex = WORDS.indexOf(passphrase[i])
value.writeBigInt64LE(BigInt(wordIndex))
sodium.crypto_hash_sha512_update(state, value)
}
// trailing space is part of the login_server implementation
const clearPassphrase = passphrase.join(' ') + ' '
sodium.crypto_hash_sha512_update(state, Buffer.from(clearPassphrase))
const outputHashBuffer = Buffer.alloc(sodium.crypto_hash_sha512_BYTES)
sodium.crypto_hash_sha512_final(state, outputHashBuffer)
const pubKey = Buffer.alloc(sodium.crypto_sign_PUBLICKEYBYTES)
const privKey = Buffer.alloc(sodium.crypto_sign_SECRETKEYBYTES)
sodium.crypto_sign_seed_keypair(
pubKey,
privKey,
outputHashBuffer.slice(0, sodium.crypto_sign_SEEDBYTES),
)
return [pubKey, privKey]
}
const SecretKeyCryptographyCreateKey = (salt: string, password: string): Buffer[] => {
const configLoginAppSecret = Buffer.from(CONFIG.LOGIN_APP_SECRET, 'hex')
const configLoginServerKey = Buffer.from(CONFIG.LOGIN_SERVER_KEY, 'hex')
if (configLoginServerKey.length !== sodium.crypto_shorthash_KEYBYTES) {
throw new Error(
`ServerKey has an invalid size. The size must be ${sodium.crypto_shorthash_KEYBYTES} bytes.`,
)
}
const state = Buffer.alloc(sodium.crypto_hash_sha512_STATEBYTES)
sodium.crypto_hash_sha512_init(state)
sodium.crypto_hash_sha512_update(state, Buffer.from(salt))
sodium.crypto_hash_sha512_update(state, configLoginAppSecret)
const hash = Buffer.alloc(sodium.crypto_hash_sha512_BYTES)
sodium.crypto_hash_sha512_final(state, hash)
const encryptionKey = Buffer.alloc(sodium.crypto_box_SEEDBYTES)
const opsLimit = 10
const memLimit = 33554432
const algo = 2
sodium.crypto_pwhash(
encryptionKey,
Buffer.from(password),
hash.slice(0, sodium.crypto_pwhash_SALTBYTES),
opsLimit,
memLimit,
algo,
)
const encryptionKeyHash = Buffer.alloc(sodium.crypto_shorthash_BYTES)
sodium.crypto_shorthash(encryptionKeyHash, encryptionKey, configLoginServerKey)
return [encryptionKeyHash, encryptionKey]
}
const getEmailHash = (email: string): Buffer => {
const emailHash = Buffer.alloc(sodium.crypto_generichash_BYTES)
sodium.crypto_generichash(emailHash, Buffer.from(email))
return emailHash
}
const SecretKeyCryptographyEncrypt = (message: Buffer, encryptionKey: Buffer): Buffer => {
const encrypted = Buffer.alloc(message.length + sodium.crypto_secretbox_MACBYTES)
const nonce = Buffer.alloc(sodium.crypto_secretbox_NONCEBYTES)
nonce.fill(31) // static nonce
sodium.crypto_secretbox_easy(encrypted, message, nonce, encryptionKey)
return encrypted
}
const SecretKeyCryptographyDecrypt = (encryptedMessage: Buffer, encryptionKey: Buffer): Buffer => {
const message = Buffer.alloc(encryptedMessage.length - sodium.crypto_secretbox_MACBYTES)
const nonce = Buffer.alloc(sodium.crypto_secretbox_NONCEBYTES)
nonce.fill(31) // static nonce
sodium.crypto_secretbox_open_easy(message, encryptedMessage, nonce, encryptionKey)
return message
}
@Resolver()
export class UserResolver {
@Query(() => User)
@UseMiddleware(klicktippNewsletterStateMiddleware)
async login(
@Args() { email, password, publisherId }: UnsecureLoginArgs,
@Ctx() context: any,
): Promise<User> {
email = email.trim().toLowerCase()
const result = await apiPost(CONFIG.LOGIN_API_URL + 'unsecureLogin', { email, password })
// if there is no user, throw an authentication error
if (!result.success) {
throw new Error(result.data)
}
context.setHeaders.push({
key: 'token',
value: encode(result.data.user.public_hex),
})
const user = new User(result.data.user)
// Hack: Database Field is not validated properly and not nullable
if (user.publisherId === 0) {
user.publisherId = undefined
}
user.hasElopage = result.data.hasElopage
// read additional settings from settings table
const userRepository = getCustomRepository(UserRepository)
let userEntity: void | DbUser
userEntity = await userRepository.findByPubkeyHex(user.pubkey).catch(() => {
userEntity = new DbUser()
userEntity.firstName = user.firstName
userEntity.lastName = user.lastName
userEntity.username = user.username
userEntity.email = user.email
userEntity.pubkey = Buffer.from(user.pubkey, 'hex')
userRepository.save(userEntity).catch(() => {
throw new Error('error by save userEntity')
})
})
if (!userEntity) {
throw new Error('error with cannot happen')
}
// Save publisherId if Elopage is not yet registered
if (!user.hasElopage && publisherId) {
user.publisherId = publisherId
const loginUserRepository = getCustomRepository(LoginUserRepository)
const loginUser = await loginUserRepository.findOneOrFail({ email: userEntity.email })
loginUser.publisherId = publisherId
loginUserRepository.save(loginUser)
}
const userSettingRepository = getCustomRepository(UserSettingRepository)
const coinanimation = await userSettingRepository
.readBoolean(userEntity.id, Setting.COIN_ANIMATION)
.catch((error) => {
throw new Error(error)
})
user.coinanimation = coinanimation
return user
}
@Query(() => LoginViaVerificationCode)
async loginViaEmailVerificationCode(
@Arg('optin') optin: string,
): Promise<LoginViaVerificationCode> {
// I cannot use number as type here.
// The value received is not the same as sent by the query
const result = await apiGet(
CONFIG.LOGIN_API_URL + 'loginViaEmailVerificationCode?emailVerificationCode=' + optin,
)
if (!result.success) {
throw new Error(result.data)
}
return new LoginViaVerificationCode(result.data)
}
@Authorized()
@Query(() => String)
async logout(): Promise<boolean> {
// TODO: We dont need this anymore, but might need this in the future in oder to invalidate a valid JWT-Token.
// Furthermore this hook can be useful for tracking user behaviour (did he logout or not? Warn him if he didn't on next login)
// The functionality is fully client side - the client just needs to delete his token with the current implementation.
// we could try to force this by sending `token: null` or `token: ''` with this call. But since it bares no real security
// we should just return true for now.
return true
}
@Mutation(() => String)
async createUser(
@Args() { email, firstName, lastName, password, language, publisherId }: CreateUserArgs,
): Promise<string> {
// TODO: wrong default value (should be null), how does graphql work here? Is it an required field?
// default int publisher_id = 0;
// Validate Language (no throw)
if (!isLanguage(language)) {
language = DEFAULT_LANGUAGE
}
// Validate Password
if (!isPassword(password)) {
throw new Error(
'Please enter a valid password with at least 8 characters, upper and lower case letters, at least one number and one special character!',
)
}
// Validate username
// TODO: never true
const username = ''
if (username.length > 3 && !this.checkUsername({ username })) {
throw new Error('Username already in use')
}
// Validate email unique
// TODO: i can register an email in upper/lower case twice
const userRepository = getCustomRepository(UserRepository)
const usersFound = await userRepository.count({ email })
if (usersFound !== 0) {
// TODO: this is unsecure, but the current implementation of the login server. This way it can be queried if the user with given EMail is existent.
throw new Error(`User already exists.`)
}
const passphrase = PassphraseGenerate()
const keyPair = KeyPairEd25519Create(passphrase) // return pub, priv Key
const passwordHash = SecretKeyCryptographyCreateKey(email, password) // return short and long hash
const emailHash = getEmailHash(email)
const encryptedPrivkey = SecretKeyCryptographyEncrypt(keyPair[1], passwordHash[1])
// Table: login_users
const loginUser = new LoginUser()
loginUser.email = email
loginUser.firstName = firstName
loginUser.lastName = lastName
loginUser.username = username
loginUser.description = ''
loginUser.password = passwordHash[0].readBigUInt64LE() // using the shorthash
loginUser.emailHash = emailHash
loginUser.language = language
loginUser.groupId = 1
loginUser.publisherId = publisherId
loginUser.pubKey = keyPair[0]
loginUser.privKey = encryptedPrivkey
const queryRunner = getConnection().createQueryRunner()
await queryRunner.connect()
await queryRunner.startTransaction('READ UNCOMMITTED')
try {
const { id: loginUserId } = await queryRunner.manager.save(loginUser).catch((error) => {
// eslint-disable-next-line no-console
console.log('insert LoginUser failed', error)
throw new Error('insert user failed')
})
// Table: login_user_backups
const loginUserBackup = new LoginUserBackup()
loginUserBackup.userId = loginUserId
loginUserBackup.passphrase = passphrase.join(' ') + ' ' // login server saves trailing space
loginUserBackup.mnemonicType = 2 // ServerConfig::MNEMONIC_BIP0039_SORTED_ORDER;
await queryRunner.manager.save(loginUserBackup).catch((error) => {
// eslint-disable-next-line no-console
console.log('insert LoginUserBackup failed', error)
throw new Error('insert user backup failed')
})
// Table: state_users
const dbUser = new DbUser()
dbUser.pubkey = keyPair[0]
dbUser.email = email
dbUser.firstName = firstName
dbUser.lastName = lastName
dbUser.username = username
await queryRunner.manager.save(dbUser).catch((er) => {
// eslint-disable-next-line no-console
console.log('Error while saving dbUser', er)
throw new Error('error saving user')
})
// Store EmailOptIn in DB
const emailOptIn = new LoginEmailOptIn()
emailOptIn.userId = loginUserId
emailOptIn.verificationCode = random(64)
emailOptIn.emailOptInTypeId = 2
await queryRunner.manager.save(emailOptIn).catch((error) => {
// eslint-disable-next-line no-console
console.log('Error while saving emailOptIn', error)
throw new Error('error saving email opt in')
})
// Send EMail to user
const activationLink = CONFIG.EMAIL_LINK_VERIFICATION.replace(
/\$1/g,
emailOptIn.verificationCode.toString(),
)
const emailSent = await sendEMail({
from: `Gradido (nicht antworten) <${CONFIG.EMAIL_SENDER}>`,
to: `${firstName} ${lastName} <${email}>`,
subject: 'Gradido: E-Mail Überprüfung',
text: `Hallo ${firstName} ${lastName},
Deine EMail wurde soeben bei Gradido registriert.
Klicke bitte auf diesen Link, um die Registrierung abzuschließen und dein Gradido-Konto zu aktivieren:
${activationLink}
oder kopiere den obigen Link in dein Browserfenster.
Mit freundlichen Grüßen,
dein Gradido-Team`,
})
// In case EMails are disabled log the activation link for the user
if (!emailSent) {
// eslint-disable-next-line no-console
console.log(`Account confirmation link: ${activationLink}`)
}
await queryRunner.commitTransaction()
} catch (e) {
await queryRunner.rollbackTransaction()
throw e
} finally {
await queryRunner.release()
}
return 'success'
}
@Query(() => SendPasswordResetEmailResponse)
async sendResetPasswordEmail(
@Arg('email') email: string,
): Promise<SendPasswordResetEmailResponse> {
const payload = {
email,
email_text: 7,
email_verification_code_type: 'resetPassword',
}
const response = await apiPost(CONFIG.LOGIN_API_URL + 'sendEmail', payload)
if (!response.success) {
throw new Error(response.data)
}
return new SendPasswordResetEmailResponse(response.data)
}
@Mutation(() => String)
async resetPassword(
@Args()
{ sessionId, email, password }: ChangePasswordArgs,
): Promise<string> {
const payload = {
session_id: sessionId,
email,
password,
}
const result = await apiPost(CONFIG.LOGIN_API_URL + 'resetPassword', payload)
if (!result.success) {
throw new Error(result.data)
}
return 'success'
}
@Authorized()
@Mutation(() => Boolean)
async updateUserInfos(
@Args()
{
firstName,
lastName,
description,
username,
language,
publisherId,
password,
passwordNew,
coinanimation,
}: UpdateUserInfosArgs,
@Ctx() context: any,
): Promise<boolean> {
const userRepository = getCustomRepository(UserRepository)
const userEntity = await userRepository.findByPubkeyHex(context.pubKey)
const loginUserRepository = getCustomRepository(LoginUserRepository)
const loginUser = await loginUserRepository.findOneOrFail({ email: userEntity.email })
if (username) {
throw new Error('change username currently not supported!')
// TODO: this error was thrown on login_server whenever you tried to change the username
// to anything except "" which is an exception to the rules below. Those were defined
// aswell, even tho never used.
// ^[a-zA-Z][a-zA-Z0-9_-]*$
// username must start with [a-z] or [A-Z] and than can contain also [0-9], - and _
// username already used
// userEntity.username = username
}
if (firstName) {
loginUser.firstName = firstName
userEntity.firstName = firstName
}
if (lastName) {
loginUser.lastName = lastName
userEntity.lastName = lastName
}
if (description) {
loginUser.description = description
}
if (language) {
if (!isLanguage(language)) {
throw new Error(`"${language}" isn't a valid language`)
}
loginUser.language = language
}
if (password && passwordNew) {
// TODO: This had some error cases defined - like missing private key. This is no longer checked.
const oldPasswordHash = SecretKeyCryptographyCreateKey(loginUser.email, password)
if (loginUser.password !== oldPasswordHash[0].readBigUInt64LE()) {
throw new Error(`Old password is invalid`)
}
const privKey = SecretKeyCryptographyDecrypt(loginUser.privKey, oldPasswordHash[1])
const newPasswordHash = SecretKeyCryptographyCreateKey(loginUser.email, passwordNew) // return short and long hash
const encryptedPrivkey = SecretKeyCryptographyEncrypt(privKey, newPasswordHash[1])
// Save new password hash and newly encrypted private key
loginUser.password = newPasswordHash[0].readBigInt64LE()
loginUser.privKey = encryptedPrivkey
}
// Save publisherId only if Elopage is not yet registered
if (publisherId && !(await this.hasElopage(context))) {
loginUser.publisherId = publisherId
}
const queryRunner = getConnection().createQueryRunner()
await queryRunner.connect()
await queryRunner.startTransaction('READ UNCOMMITTED')
try {
if (coinanimation) {
queryRunner.manager
.getCustomRepository(UserSettingRepository)
.setOrUpdate(userEntity.id, Setting.COIN_ANIMATION, coinanimation.toString())
.catch((error) => {
throw new Error('error saving coinanimation: ' + error)
})
}
await queryRunner.manager.save(loginUser).catch((error) => {
throw new Error('error saving loginUser: ' + error)
})
await queryRunner.manager.save(userEntity).catch((error) => {
throw new Error('error saving user: ' + error)
})
await queryRunner.commitTransaction()
} catch (e) {
await queryRunner.rollbackTransaction()
throw e
} finally {
await queryRunner.release()
}
return true
}
@Query(() => Boolean)
async checkUsername(@Args() { username }: CheckUsernameArgs): Promise<boolean> {
// Username empty?
if (username === '') {
throw new Error('Username must be set.')
}
// Do we fullfil the minimum character length?
const MIN_CHARACTERS_USERNAME = 2
if (username.length < MIN_CHARACTERS_USERNAME) {
throw new Error(`Username must be at minimum ${MIN_CHARACTERS_USERNAME} characters long.`)
}
const usersFound = await LoginUser.count({ username })
// Username already present?
if (usersFound !== 0) {
throw new Error(`Username "${username}" already taken.`)
}
return true
}
@Query(() => CheckEmailResponse)
@UseMiddleware(klicktippRegistrationMiddleware)
async checkEmail(@Arg('optin') optin: string): Promise<CheckEmailResponse> {
const result = await apiGet(
CONFIG.LOGIN_API_URL + 'loginViaEmailVerificationCode?emailVerificationCode=' + optin,
)
if (!result.success) {
throw new Error(result.data)
}
return new CheckEmailResponse(result.data)
}
@Authorized()
@Query(() => Boolean)
async hasElopage(@Ctx() context: any): Promise<boolean> {
const userRepository = getCustomRepository(UserRepository)
const userEntity = await userRepository.findByPubkeyHex(context.pubKey).catch()
if (!userEntity) {
return false
}
const elopageBuyCount = await LoginElopageBuys.count({ payerEmail: userEntity.email })
return elopageBuyCount > 0
}
}