54 lines
1.9 KiB
TypeScript
54 lines
1.9 KiB
TypeScript
import { hash } from "bcryptjs";
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import cache from "memory-cache";
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import { NextMiddleware } from "next-api-middleware";
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import { PRISMA_CLIENT_CACHING_TIME } from "@calcom/api/lib/constants";
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import { CONSOLE_URL } from "@calcom/lib/constants";
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import { prisma, customPrisma } from "@calcom/prisma";
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// This replaces the prisma client for the cusotm one if the key is valid
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export const customPrismaClient: NextMiddleware = async (req, res, next) => {
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const {
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query: { key },
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}: { query: { key?: string } } = req;
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// If no custom api Id is provided, attach to request the regular cal.com prisma client.
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if (!key) {
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req.prisma = prisma;
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await next();
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return;
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}
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// If we have a key, we check if the deployment matching the key, has a databaseUrl value set.
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const databaseUrl = await fetch(
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`${process.env.NEXT_PUBLIC_CONSOLE_URL || CONSOLE_URL}/api/deployments/database?key=${key}`
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)
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.then((res) => res.json())
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.then((res) => res.databaseUrl);
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if (!databaseUrl) {
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res.status(400).json({ error: "no databaseUrl set up at your instance yet" });
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return;
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}
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// FIXME: Add some checks for the databaseUrl to make sure it is valid. (e.g. not a localhost)
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const hashedUrl = await hash(databaseUrl, 12);
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const cachedPrisma = cache.get(hashedUrl);
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/* We cache each cusotm prisma client for 24h to avoid too many requests to the database. */
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if (!cachedPrisma) {
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cache.put(
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hashedUrl,
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customPrisma({ datasources: { db: { url: databaseUrl } } }),
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PRISMA_CLIENT_CACHING_TIME // Cache the prisma client for 24 hours
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);
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}
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req.prisma = customPrisma({ datasources: { db: { url: databaseUrl } } });
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/* @note:
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In order to skip verifyApiKey for customPrisma requests,
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we pass isAdmin true, and userId 0, if we detect them later,
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we skip verifyApiKey logic and pass onto next middleware instead.
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*/
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req.isAdmin = true;
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req.isCustomPrisma = true;
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await next();
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};
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