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author | Matt Strapp <matt@mattstrapp.net> | 2022-02-18 13:20:17 -0600 |
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committer | Matt Strapp <matt@mattstrapp.net> | 2022-02-18 13:21:41 -0600 |
commit | fe984bf0b098c94d8c7b21d2312db47b79c233c7 (patch) | |
tree | ddecf29b39b086bd095e4ca64d37cdc91f888eb9 /src | |
parent | Add README to file map (diff) | |
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Lint
Signed-off-by: Matt Strapp <matt@mattstrapp.net>
Diffstat (limited to '')
-rw-r--r-- | src/routes/api.ts | 144 |
1 files changed, 72 insertions, 72 deletions
diff --git a/src/routes/api.ts b/src/routes/api.ts index 77b3c79..1048406 100644 --- a/src/routes/api.ts +++ b/src/routes/api.ts @@ -17,12 +17,12 @@ const csrf = csurf({ cookie: true }); // For file uploads api.use(fileUpload({ - preserveExtension: true, // Preserve file extension on upload - safeFileNames: true, // Only allow alphanumeric characters in file names - limits: { fileSize: 1 * 1024 * 1024 }, // Limit file size to 1MB - useTempFiles: true, // Store files in temp instead of memory - tempFileDir: '/tmp/', // Store files in /tmp/ - debug: false, // Log debug information + preserveExtension: true, // Preserve file extension on upload + safeFileNames: true, // Only allow alphanumeric characters in file names + limits: { fileSize: 1 * 1024 * 1024 }, // Limit file size to 1MB + useTempFiles: true, // Store files in temp instead of memory + tempFileDir: '/tmp/', // Store files in /tmp/ + debug: false, // Log debug information })); @@ -46,33 +46,33 @@ api.use(fileUpload({ 500 for any other errors */ api.route('/upload') - .post(csrf, (req: Request, res: Response) => { - try { - // Check if anything was actually uploaded - if (!req.files || Object.keys(req.files).length === 0) - return res.status(400).json({ error: 'No file uploaded.' }); - - const file: UploadedFile = req.files.file as UploadedFile; // Kludge to prevent a compiler error, only one file gets uploaded so this should be fine - - // Check if the file is too large (see fileUpload.limits for the limit) - if (file.truncated) - return res.status(413).json({ error: 'File uploaded was too large.' }); - - // Check if the file is a python file - if (file.mimetype !== 'text/x-python') - return res.status(415).json({ error: 'File uploaded was not a Python file.' }); - - res.status(201).json({ file: file.name, path: file.tempFilePath, msg: 'File uploaded successfully.', csrf: req.csrfToken() }); - } catch (err) { - // Generic error handler - res.status(500).json({ error: 'An unknown error occurred while uploading the file.', error_msg: err }); - } - }) - // Fallback - .all(csrf, (req: Request, res: Response) => { - res.set('Allow', 'POST'); - res.status(405).json({ error: 'Method not allowed.' }); - }); + .post(csrf, (req: Request, res: Response) => { + try { + // Check if anything was actually uploaded + if (!req.files || Object.keys(req.files).length === 0) + return res.status(400).json({ error: 'No file uploaded.' }); + + const file: UploadedFile = req.files.file as UploadedFile; // Kludge to prevent a compiler error, only one file gets uploaded so this should be fine + + // Check if the file is too large (see fileUpload.limits for the limit) + if (file.truncated) + return res.status(413).json({ error: 'File uploaded was too large.' }); + + // Check if the file is a python file + if (file.mimetype !== 'text/x-python') + return res.status(415).json({ error: 'File uploaded was not a Python file.' }); + + res.status(201).json({ file: file.name, path: file.tempFilePath, msg: 'File uploaded successfully.', csrf: req.csrfToken() }); + } catch (err) { + // Generic error handler + res.status(500).json({ error: 'An unknown error occurred while uploading the file.', error_msg: err }); + } + }) +// Fallback + .all(csrf, (req: Request, res: Response) => { + res.set('Allow', 'POST'); + res.status(405).json({ error: 'Method not allowed.' }); + }); /* Actuate the pendulum @@ -99,28 +99,28 @@ api.route('/upload') */ api.route('/actuate') - // Snyk error mitigation, should be fine since the rate limiting is already in place - // file deepcode ignore NoRateLimitingForExpensiveWebOperation: This is already rate limited by the website, so we don't need to do it again - .post(csrf, async (req: Request, res: Response) => { +// Snyk error mitigation, should be fine since the rate limiting is already in place +// file deepcode ignore NoRateLimitingForExpensiveWebOperation: This is already rate limited by the website, so we don't need to do it again + .post(csrf, async (req: Request, res: Response) => { // Make sure the file being requested to run exists - try { - await access(req.body.path); - } catch (err) { - return res.status(403).json({ error: 'File is not accessible or does not exist.' }); - } - - - const stats: Stats = await stat(req.body.path); - // Make sure the file being requested to run is a regular file - if (!stats.isFile()) - return res.status(400).json({ error: 'File is not a regular file.' }); - // Make sure the file being requested to run is not a directory - if (stats.isDirectory()) - return res.status(400).json({ error: 'File is a directory.' }); - - const escaped = quote([req.body.path]); - // Run the code - /* + try { + await access(req.body.path); + } catch (err) { + return res.status(403).json({ error: 'File is not accessible or does not exist.' }); + } + + + const stats: Stats = await stat(req.body.path); + // Make sure the file being requested to run is a regular file + if (!stats.isFile()) + return res.status(400).json({ error: 'File is not a regular file.' }); + // Make sure the file being requested to run is not a directory + if (stats.isDirectory()) + return res.status(400).json({ error: 'File is a directory.' }); + + const escaped = quote([req.body.path]); + // Run the code + /* TODO: - Potentially add the limiter to one-per-person here - Add a timeout @@ -128,25 +128,25 @@ api.route('/actuate') - Make this more secure - HOW? */ - let output = ''; - const actuation = spawn('python', escaped.split(' ')); - actuation.stdout.on('data', (data: Buffer) => { - output += data.toString(); - }); - actuation.stderr.on('data', (data: Buffer) => { - output += `STDERR: ${data.toString()}`; - }); - actuation.on('close', (code: number) => { - if (code !== 0) - return res.status(500).json({ error: `Program exited with exit code ${code}`, error_msg: output }); - return res.status(200).json({ stdout: output }); + let output = ''; + const actuation = spawn('python', escaped.split(' ')); + actuation.stdout.on('data', (data: Buffer) => { + output += data.toString(); + }); + actuation.stderr.on('data', (data: Buffer) => { + output += `STDERR: ${data.toString()}`; + }); + actuation.on('close', (code: number) => { + if (code !== 0) + return res.status(500).json({ error: `Program exited with exit code ${code}`, error_msg: output }); + return res.status(200).json({ stdout: output }); + }); + }) +// Fallback + .all(csrf, (req: Request, res: Response) => { + res.set('Allow', 'POST'); + res.status(405).json({ error: 'Method not allowed.' }); }); - }) - // Fallback - .all(csrf, (req: Request, res: Response) => { - res.set('Allow', 'POST'); - res.status(405).json({ error: 'Method not allowed.' }); - }); export default api; |