budibase/packages/worker/src/utilities/redis.js

107 lines
3.5 KiB
JavaScript

const { Client, utils } = require("@budibase/auth/redis")
const { newid } = require("@budibase/auth").utils
function getExpirySecondsForDB(db) {
switch (db) {
case utils.Databases.PW_RESETS:
// a hour
return 3600
case utils.Databases.INVITATIONS:
// a day
return 86400
}
}
let pwResetClient, invitationClient
function getClient(db) {
switch (db) {
case utils.Databases.PW_RESETS:
return pwResetClient
case utils.Databases.INVITATIONS:
return invitationClient
}
}
async function writeACode(db, value) {
const client = await getClient(db)
const code = newid()
await client.store(code, value, getExpirySecondsForDB(db))
return code
}
async function getACode(db, code, deleteCode = true) {
const client = await getClient(db)
const value = await client.get(code)
if (!value) {
throw "Invalid code."
}
if (deleteCode) {
await client.delete(code)
}
return value
}
exports.init = async () => {
pwResetClient = new Client(utils.Databases.PW_RESETS)
invitationClient = new Client(utils.Databases.INVITATIONS)
await pwResetClient.init()
await invitationClient.init()
}
/**
* make sure redis connection is closed.
*/
exports.shutdown = async () => {
if (pwResetClient) await pwResetClient.finish()
if (invitationClient) await invitationClient.finish()
}
/**
* Given a user ID this will store a code (that is returned) for an hour in redis.
* The user can then return this code for resetting their password (through their reset link).
* @param {string} userId the ID of the user which is to be reset.
* @return {Promise<string>} returns the code that was stored to redis.
*/
exports.getResetPasswordCode = async (userId, info) => {
return writeACode(utils.Databases.PW_RESETS, { userId, info })
}
/**
* Given a reset code this will lookup to redis, check if the code is valid and delete if required.
* @param {string} resetCode The code provided via the email link.
* @param {boolean} deleteCode If the code is used/finished with this will delete it - defaults to true.
* @return {Promise<string>} returns the user ID if it is found
*/
exports.checkResetPasswordCode = async (resetCode, deleteCode = true) => {
try {
return getACode(utils.Databases.PW_RESETS, resetCode, deleteCode)
} catch (err) {
throw "Provided information is not valid, cannot reset password - please try again."
}
}
/**
* Generates an invitation code and writes it to redis - which can later be checked for user creation.
* @param {string} email the email address which the code is being sent to (for use later).
* @param {object|null} info Information to be carried along with the invitation.
* @return {Promise<string>} returns the code that was stored to redis.
*/
exports.getInviteCode = async (email, info) => {
return writeACode(utils.Databases.INVITATIONS, { email, info })
}
/**
* Checks that the provided invite code is valid - will return the email address of user that was invited.
* @param {string} inviteCode the invite code that was provided as part of the link.
* @param {boolean} deleteCode whether or not the code should be deleted after retrieval - defaults to true.
* @return {Promise<object>} If the code is valid then an email address will be returned.
*/
exports.checkInviteCode = async (inviteCode, deleteCode = true) => {
try {
return getACode(utils.Databases.INVITATIONS, inviteCode, deleteCode)
} catch (err) {
throw "Invitation is not valid or has expired, please request a new one."
}
}