0f84985c98
* Add tRPC to search app * Implemented configuration endpoint in trpc * replace settings manager to use shared factory * replace configuration calls to trpc
117 lines
3.1 KiB
TypeScript
117 lines
3.1 KiB
TypeScript
import { verifyJWT } from "@saleor/app-sdk/verify-jwt";
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import { middleware, procedure } from "./trpc-server";
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import { TRPCError } from "@trpc/server";
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import { ProtectedHandlerError } from "@saleor/app-sdk/handlers/next";
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import { createGraphQLClient, logger } from "@saleor/apps-shared";
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import { saleorApp } from "../../../saleor-app";
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const attachAppToken = middleware(async ({ ctx, next }) => {
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logger.debug("attachAppToken middleware");
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if (!ctx.saleorApiUrl) {
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logger.debug("ctx.saleorApiUrl not found, throwing");
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throw new TRPCError({
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code: "BAD_REQUEST",
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message: "Missing saleorApiUrl in request",
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});
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}
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const authData = await saleorApp.apl.get(ctx.saleorApiUrl);
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if (!authData) {
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logger.debug("authData not found, throwing 401");
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throw new TRPCError({
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code: "UNAUTHORIZED",
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message: "Missing auth data",
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});
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}
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return next({
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ctx: {
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appToken: authData.token,
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saleorApiUrl: authData.saleorApiUrl,
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appId: authData.appId,
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},
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});
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});
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const validateClientToken = middleware(async ({ ctx, next, meta }) => {
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logger.debug(
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{
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permissions: meta?.requiredClientPermissions,
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},
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"Calling validateClientToken middleware with permissions required",
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);
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if (!ctx.token) {
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throw new TRPCError({
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code: "INTERNAL_SERVER_ERROR",
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message: "Missing token in request. This middleware can be used only in frontend",
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});
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}
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if (!ctx.appId) {
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throw new TRPCError({
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code: "INTERNAL_SERVER_ERROR",
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message: "Missing appId in request. This middleware can be used after auth is attached",
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});
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}
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if (!ctx.saleorApiUrl) {
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throw new TRPCError({
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code: "INTERNAL_SERVER_ERROR",
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message:
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"Missing saleorApiUrl in request. This middleware can be used after auth is attached",
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});
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}
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if (!ctx.ssr) {
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try {
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logger.debug("trying to verify JWT token from frontend");
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logger.debug({ token: ctx.token ? `${ctx.token[0]}...` : undefined });
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await verifyJWT({
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appId: ctx.appId,
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token: ctx.token,
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saleorApiUrl: ctx.saleorApiUrl,
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requiredPermissions: meta?.requiredClientPermissions ?? [],
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});
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} catch (e) {
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logger.debug("JWT verification failed, throwing");
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throw new ProtectedHandlerError("JWT verification failed: ", "JWT_VERIFICATION_FAILED");
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}
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}
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return next({
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ctx: {
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...ctx,
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saleorApiUrl: ctx.saleorApiUrl,
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},
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});
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});
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/**
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* Construct common graphQL client and attach it to the context
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*
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* Can be used only if called from the frontend (react-query),
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* otherwise jwks validation will fail (if createCaller used)
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*
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* TODO Rethink middleware composition to enable safe server-side router calls
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*/
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export const protectedClientProcedure = procedure
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.use(attachAppToken)
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.use(validateClientToken)
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.use(async ({ ctx, next }) => {
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const client = createGraphQLClient({ saleorApiUrl: ctx.saleorApiUrl, token: ctx.appToken });
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return next({
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ctx: {
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apiClient: client,
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appToken: ctx.appToken,
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saleorApiUrl: ctx.saleorApiUrl,
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appId: ctx.appId!,
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},
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});
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});
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