54 lines
1.4 KiB
JavaScript
54 lines
1.4 KiB
JavaScript
const redis = require("../redis/authRedis")
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const { getTenantId, lookupTenantId, getGlobalDB } = require("../tenancy")
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const EXPIRY_SECONDS = 3600
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/**
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* The default populate user function
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*/
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const populateFromDB = async (userId, tenantId) => {
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const user = await getGlobalDB(tenantId).get(userId)
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user.budibaseAccess = true
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return user
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}
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/**
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* Get the requested user by id.
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* Use redis cache to first read the user.
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* If not present fallback to loading the user directly and re-caching.
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* @param {*} userId the id of the user to get
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* @param {*} tenantId the tenant of the user to get
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* @param {*} populateUser function to provide the user for re-caching. default to couch db
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* @returns
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*/
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exports.getUser = async (
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userId,
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tenantId = null,
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populateUser = populateFromDB
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) => {
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if (!tenantId) {
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try {
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tenantId = getTenantId()
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} catch (err) {
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tenantId = await lookupTenantId(userId)
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}
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}
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const client = await redis.getUserClient()
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// try cache
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let user = await client.get(userId)
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if (!user) {
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user = await populateUser(userId, tenantId)
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client.store(userId, user, EXPIRY_SECONDS)
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}
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if (user && !user.tenantId && tenantId) {
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// make sure the tenant ID is always correct/set
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user.tenantId = tenantId
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}
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return user
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}
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exports.invalidateUser = async userId => {
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const client = await redis.getUserClient()
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await client.delete(userId)
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}
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