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middleware model

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This commit is contained in:
Gus Caplan 2020-12-11 13:43:51 -06:00
parent a626dc8c41
commit 21bfe3da7c
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GPG key ID: F00BD11880E82F0E
1 changed files with 29 additions and 12 deletions
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41
src/client/InteractionClient.js
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@ -135,20 +135,37 @@ class InteractionClient extends BaseClient {
} }
} }
async handleFromHTTP(body, signature, timestamp) { middleware() {
if (sodium === undefined) { return async (req, res, next) => {
sodium = require('../util/Sodium'); const timestamp = req.get('x-signature-timestamp');
} const signature = req.get('x-signature-ed25519');
if (!sodium.methods.verify(Buffer.from(signature, 'hex'), Buffer.from(timestamp + body), this.publicKey)) {
return { status: 400, body: '' };
}
const data = JSON.parse(body);
const result = await this.handle(data); const chunks = [];
for await (const chunk of req) {
chunks.push(chunk);
}
const body = Buffer.concat(chunks);
return { if (sodium === undefined) {
status: 200, sodium = require('../util/Sodium');
body: JSON.stringify(result), }
if (
!sodium.methods.verify(
Buffer.from(signature, 'hex'),
Buffer.concat([Buffer.from(timestamp), body]),
this.publicKey,
)
) {
res.status(403).end();
return;
}
const data = JSON.parse(body.toString());
const result = await this.handle(data);
res.status(200).end(JSON.stringify(result));
next();
}; };
} }