(signature)
| 13 | } |
| 14 | |
| 15 | async function verifySignature(signature) { |
| 16 | if (process.env.ENCRYPTION_KEY.length < 32) { |
| 17 | throw new Error('Your encryption key must be 32 or more characters'); |
| 18 | } |
| 19 | |
| 20 | // check length at browser as well |
| 21 | |
| 22 | const originalMessage = await CryptoJS.AES.decrypt( |
| 23 | signature, |
| 24 | process.env.ENCRYPTION_KEY, |
| 25 | ).toString(CryptoJS.enc.Utf8); |
| 26 | |
| 27 | return originalMessage === 'api-server'; |
| 28 | } |
| 29 | |
| 30 | async function checkRequest(req, res, next) { |
| 31 | const signature = req.get('x-async-signature'); |