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Exit if proxy fails

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Summary:
If the proxy fails, exit.

The proxy server is the one listening on the supplied TCP port, used by PWA.

If it has failed, then quit the process.

Reviewed By: aigoncharov

Differential Revision: D47433631

fbshipit-source-id: 55750db5bf3e00876074a6b403747ec07718878c
This commit is contained in:
Lorenzo Blasa
2023-07-13 03:59:58 -07:00
committed by Facebook GitHub Bot
parent ca009d1233
commit f404827c69
1 changed files with 9 additions and 5 deletions
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14
desktop/flipper-server-core/src/server/startServer.tsx
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@@ -206,13 +206,17 @@ async function startProxyServer(
fs.rmSync(socketPath, {force: true}); fs.rmSync(socketPath, {force: true});
}); });
proxyServer?.on('error', (err, _req, res) => { proxyServer?.on('error', (err, _req, _res) => {
console.warn('Error in proxy server:', err); console.warn('Error in proxy server:', err);
if (res instanceof ServerResponse) {
res.writeHead(502, 'Failed to proxy request');
}
res.end('Failed to proxy request: ' + err);
tracker.track('server-proxy-error', {error: err.message}); tracker.track('server-proxy-error', {error: err.message});
// As it stands, if the proxy fails, which is the one
// listening on the supplied TCP port, then we should exit.
// Otherwise we risk staying in an invalid state, unable
// to recover, and thus preventing us to serve incoming requests.
// Bear in mind that exiting the process will trigger the exit hook
// defined above which will clean and close the sockets.
process.exit(0);
}); });
return new Promise((resolve) => { return new Promise((resolve) => {