fox-send/server/routes/upload.js

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const crypto = require('crypto');
const storage = require('../storage');
const config = require('../config');
const mozlog = require('../log');
const Limiter = require('../limiter');
const { encryptedSize } = require('../../app/utils');
const log = mozlog('send.upload');
module.exports = async function(req, res) {
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const newId = crypto.randomBytes(8).toString('hex');
const metadata = req.header('X-File-Metadata');
const auth = req.header('Authorization');
if (!metadata || !auth) {
return res.sendStatus(400);
}
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const owner = crypto.randomBytes(10).toString('hex');
const meta = {
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owner,
metadata,
auth: auth.split(' ')[1],
nonce: crypto.randomBytes(16).toString('base64')
};
try {
const limiter = new Limiter(encryptedSize(config.max_file_size));
const fileStream = req.pipe(limiter);
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//this hasn't been updated to expiration time setting yet
//if you want to fallback to this code add this
await storage.set(newId, fileStream, meta, config.default_expire_seconds);
const protocol = config.env === 'production' ? 'https' : req.protocol;
const url = `${protocol}://${req.get('host')}/download/${newId}/`;
res.set('WWW-Authenticate', `send-v1 ${meta.nonce}`);
res.json({
url,
owner: meta.owner,
id: newId
});
} catch (e) {
if (e.message === 'limit') {
return res.sendStatus(413);
}
log.error('upload', e);
res.sendStatus(500);
}
};