fox-send/server/portal_server.js

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const express = require('express');
const exphbs = require('express-handlebars');
const busboy = require('connect-busboy');
const path = require('path');
const bodyParser = require('body-parser');
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const helmet = require('helmet');
const bytes = require('bytes');
const conf = require('./config.js');
const storage = require('./storage.js');
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const Raven = require('raven');
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if (conf.sentry_dsn) {
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Raven.config(conf.sentry_dsn).install();
}
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const mozlog = require('./log.js');
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const log = mozlog('portal.server');
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const STATIC_PATH = path.join(__dirname, '../public');
const app = express();
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app.engine(
'handlebars',
exphbs({
defaultLayout: 'main',
partialsDir: 'views/partials/'
})
);
app.set('view engine', 'handlebars');
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app.use(helmet());
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app.use(busboy());
app.use(bodyParser.json());
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app.use(express.static(STATIC_PATH));
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app.get('/', (req, res) => {
res.render('index', {
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trackerId: conf.analytics_id,
dsn: conf.sentry_id
});
});
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app.get('/exists/:id', (req, res) => {
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const id = req.params.id;
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storage
.exists(id)
.then(() => {
res.sendStatus(200);
})
.catch(err => res.sendStatus(404));
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});
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app.get('/download/:id', (req, res) => {
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const id = req.params.id;
storage.filename(id).then(filename => {
storage
.length(id)
.then(contentLength => {
res.render('download', {
filename: filename,
filesize: bytes(contentLength),
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trackerId: conf.analytics_id,
dsn: conf.sentry_id
});
})
.catch(() => {
res.render('download');
});
});
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});
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app.get('/assets/download/:id', (req, res) => {
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const id = req.params.id;
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if (!validateID(id)) {
res.sendStatus(404);
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return;
}
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storage
.metadata(id)
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.then(meta => {
storage.length(id).then(contentLength => {
res.writeHead(200, {
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'Content-Disposition': 'attachment; filename=' + meta.filename,
'Content-Type': 'application/octet-stream',
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'Content-Length': contentLength,
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'X-File-Metadata': JSON.stringify(meta)
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});
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const file_stream = storage.get(id);
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file_stream.on('end', () => {
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storage
.forceDelete(id)
.then(err => {
if (!err) {
log.info('Deleted:', id);
}
})
.catch(err => {
log.info('DeleteError:', id);
});
});
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file_stream.pipe(res);
});
})
.catch(err => {
res.sendStatus(404);
});
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});
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app.post('/delete/:id', (req, res) => {
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const id = req.params.id;
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if (!validateID(id)) {
res.sendStatus(404);
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return;
}
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const delete_token = req.body.delete_token;
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if (!delete_token) {
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res.sendStatus(404);
}
storage
.delete(id, delete_token)
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.then(err => {
if (!err) {
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log.info('Deleted:', id);
res.sendStatus(200);
}
})
.catch(err => res.sendStatus(404));
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});
app.post('/upload/:id', (req, res, next) => {
if (!validateID(req.params.id)) {
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res.sendStatus(404);
return;
}
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const meta = JSON.parse(req.header('X-File-Metadata'));
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log.info('meta', meta);
req.pipe(req.busboy);
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req.busboy.on('file', (fieldname, file, filename) => {
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log.info('Uploading:', req.params.id);
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storage.set(req.params.id, file, filename, meta).then(delete_token => {
const protocol = conf.env === 'production' ? 'https' : req.protocol;
const url = `${protocol}://${req.get('host')}/download/${req.params.id}/`;
res.json({
url,
delete: delete_token
});
});
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});
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});
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app.get('/__lbheartbeat__', (req, res) => {
res.sendStatus(200);
});
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app.get('/__heartbeat__', (req, res) => {
storage.ping().then(() => res.sendStatus(200), () => res.sendStatus(500));
});
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app.get('/__version__', (req, res) => {
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res.sendFile(path.join(STATIC_PATH, 'version.json'));
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});
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app.listen(conf.listen_port, () => {
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log.info('startServer:', `Portal app listening on port ${conf.listen_port}!`);
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});
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const validateID = route_id => {
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return route_id.match(/^[0-9a-fA-F]{24}$/) !== null;
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};