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Merge pull request #5048 from Dokploy/fix/openapi-body-size-limits

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fix(api): configurable body size limits for OpenAPI catch-all route
This commit is contained in:
Mauricio Siu 2026-08-28 16:35:34 -06:00 committed by GitHub
commit bfc180dfef
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2 changed files with 54 additions and 1 deletions
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33
apps/dokploy/pages/api/[...trpc].ts
View File

@ -1,4 +1,8 @@
import { validateRequest } from "@dokploy/server";
import {
OPENAPI_MAX_JSON_BODY_SIZE,
OPENAPI_MAX_UPLOAD_SIZE,
validateRequest,
} from "@dokploy/server";
import { createOpenApiNextHandler } from "@dokploy/trpc-openapi";
import type { NextApiRequest, NextApiResponse } from "next";
import { appRouter } from "@/server/api/root";
@ -12,10 +16,31 @@ const handler = async (req: NextApiRequest, res: NextApiResponse) => {
return;
}
// getMultipartBody doesn't accept maxBodySize, so we cap it here instead.
const contentLength = Number(req.headers["content-length"]);
const isMultipart = req.headers["content-type"]?.startsWith(
"multipart/form-data",
);
if (isMultipart && !Number.isFinite(contentLength)) {
res.status(411).json({ message: "Content-Length required" });
return;
}
const limit = isMultipart
? OPENAPI_MAX_UPLOAD_SIZE
: OPENAPI_MAX_JSON_BODY_SIZE;
if (Number.isFinite(contentLength) && contentLength > limit) {
res.status(413).json({ message: "Payload too large" });
return;
}
// @ts-ignore
return createOpenApiNextHandler({
router: appRouter,
createContext: createTRPCContext,
maxBodySize: OPENAPI_MAX_JSON_BODY_SIZE,
onError:
process.env.NODE_ENV === "development"
? ({ path, error }: { path: string | undefined; error: Error }) => {
@ -28,3 +53,9 @@ const handler = async (req: NextApiRequest, res: NextApiResponse) => {
};
export default handler;
export const config = {
api: {
bodyParser: false,
},
};

22
packages/server/src/constants/index.ts
View File

@ -13,6 +13,28 @@ export const DOKPLOY_DOCKER_PORT = process.env.DOKPLOY_DOCKER_PORT
export const CLEANUP_CRON_JOB = "50 23 * * *";
// Body size limits for the OpenAPI catch-all route (pages/api/[...trpc].ts).
const parseByteSize = (envVar: string, fallback: number): number => {
const raw = process.env[envVar];
if (!raw) return fallback;
const parsed = Number(raw);
if (!Number.isInteger(parsed) || parsed <= 0) {
console.warn(`Invalid ${envVar}="${raw}", using default ${fallback}`);
return fallback;
}
return parsed;
};
export const OPENAPI_MAX_JSON_BODY_SIZE = parseByteSize(
"OPENAPI_MAX_JSON_BODY_SIZE",
10 * 1024 * 1024, // 10mb
);
export const OPENAPI_MAX_UPLOAD_SIZE = parseByteSize(
"OPENAPI_MAX_UPLOAD_SIZE",
1024 * 1024 * 1024, // 1gb
);
type DockerSocketCandidate = {
label: string;
path: string;