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Commit96ce8bb

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Add new LOWCODER_NODE_REQUEST_SIZE_LIMIT to handle nodejs body size.
Currently, if we upload a file more than 1 MB, there is an error in the backend, so to fix this, I have added a new env var:PayloadTooLargeError: request entity too large at readStream (/lowcoder/node-service/app/node_modules/raw-body/index.js:163:17) at getRawBody (/lowcoder/node-service/app/node_modules/raw-body/index.js:116:12) at read (/lowcoder/node-service/app/node_modules/body-parser/lib/read.js:79:3) at jsonParser (/lowcoder/node-service/app/node_modules/body-parser/lib/types/json.js:138:5) at /lowcoder/node-service/app/build/server.js:43:46 at newFn (/lowcoder/node-service/app/node_modules/express-async-errors/index.js:16:20) at Layer.handle [as handle_request] (/lowcoder/node-service/app/node_modules/express/lib/router/layer.js:95:5) at trim_prefix (/lowcoder/node-service/app/node_modules/express/lib/router/index.js:328:13) at /lowcoder/node-service/app/node_modules/express/lib/router/index.js:286:9 at Function.process_params (/lowcoder/node-service/app/node_modules/express/lib/router/index.js:346:12) at next (/lowcoder/node-service/app/node_modules/express/lib/router/index.js:280:10) at urlencodedParser (/lowcoder/node-service/app/node_modules/body-parser/lib/types/urlencoded.js:103:7) at newFn (/lowcoder/node-service/app/node_modules/express-async-errors/index.js:16:20) at Layer.handle [as handle_request] (/lowcoder/node-service/app/node_modules/express/lib/router/layer.js:95:5) at trim_prefix (/lowcoder/node-service/app/node_modules/express/lib/router/index.js:328:13) at /lowcoder/node-service/app/node_modules/express/lib/router/index.js:286:9 { expected: 338, length: 338, limit: 120, type: 'entity.too.large'}
1 parent509405d commit96ce8bb

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‎server/node-service/src/server.ts‎

Lines changed: 11 additions & 6 deletions
Original file line numberDiff line numberDiff line change
@@ -10,6 +10,10 @@ import apiRouter from "./routes/apiRouter";
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importsystemRouterfrom"./routes/systemRouter";
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importcors,{CorsOptions}from"cors";
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importbodyParserfrom"body-parser";
13+
constbytes=require("bytes");
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constrequestSizeLimitStr=process.env.LOWCODER_NODE_REQUEST_SIZE_LIMIT||"50mb";
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constrequestSizeLimitBytes=bytes(requestSizeLimitStr);
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collectDefaultMetrics();
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constprefix="/node-service";
@@ -35,17 +39,18 @@ router.use(express.urlencoded({ extended: false }));
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/** Custom middleware: use raw body for encrypted requests */
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router.use((req,res,next)=>{
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if(req.headers["x-encrypted"]){
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bodyParser.text({type:"*/*"})(req,res,next);
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}else{
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bodyParser.json()(req,res,next);
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}
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if(req.headers["x-encrypted"]){
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body_parser_1.default.text({type:"*/*", requestSizeLimitStr})(req,res,next);
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}
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else{
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body_parser_1.default.json({ requestSizeLimitStr})(req,res,next);
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}
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});
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/** Takes care of JSON data */
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router.use(
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express.json({
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limit:1024*1024*50,// 50 MB
53+
limit:requestSizeLimitBytes
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})
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);
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