44 lines
1.4 KiB
TypeScript
44 lines
1.4 KiB
TypeScript
|
/**
|
||
|
|
* Copyright (c) Microsoft Corporation.
|
||
|
|
*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
* you may not use this file except in compliance with the License.
|
||
|
|
* You may obtain a copy of the License at
|
||
|
|
*
|
||
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
*
|
||
|
|
* Unless required by applicable law or agreed to in writing, software
|
||
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
* See the License for the specific language governing permissions and
|
||
|
|
* limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
import bytes from 'bytes';
|
||
|
|
import type { IncomingMessage } from 'node:http';
|
||
|
|
|
||
|
|
export default function getRawBody(req: IncomingMessage, { limit, encoding }: { limit: string, encoding: BufferEncoding }) {
|
||
|
|
const limitNumber = bytes.parse(limit) as number;
|
||
|
|
return new Promise<string>((resolve, reject) => {
|
||
|
|
let received = 0;
|
||
|
|
|
||
|
|
const chunks: Buffer[] = [];
|
||
|
|
req.on('data', (chunk: Buffer) => {
|
||
|
|
received += chunk.length;
|
||
|
|
if (received > limitNumber)
|
||
|
|
return reject(new Error(`Message size exceeds limit of ${limit} bytes`));
|
||
|
|
chunks.push(chunk);
|
||
|
|
});
|
||
|
|
req.on('end', () => {
|
||
|
|
try {
|
||
|
|
resolve(Buffer.concat(chunks).toString(encoding));
|
||
|
|
} catch (error) {
|
||
|
|
reject(error);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
req.on('error', error => {
|
||
|
|
reject(error);
|
||
|
|
});
|
||
|
|
});
|
||
|
|
}
|