Fix missing or incorrect cache-control headers for Streaming server (#32551)
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@ -235,7 +235,7 @@ const startServer = async () => {
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app.get('/favicon.ico', (_req, res) => res.status(404).end());
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app.get('/api/v1/streaming/health', (_req, res) => {
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res.writeHead(200, { 'Content-Type': 'text/plain' });
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res.writeHead(200, { 'Content-Type': 'text/plain', 'Cache-Control': 'private, no-store' });
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res.end('OK');
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});
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@ -858,7 +858,7 @@ const startServer = async () => {
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}
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res.setHeader('Content-Type', 'text/event-stream');
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res.setHeader('Cache-Control', 'no-store');
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res.setHeader('Cache-Control', 'private, no-store');
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res.setHeader('Transfer-Encoding', 'chunked');
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res.write(':)\n');
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@ -98,9 +98,11 @@ export function setupMetrics(channels, pgPool) {
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const requestHandler = (req, res) => {
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metrics.register.metrics().then((output) => {
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res.set('Content-Type', metrics.register.contentType);
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res.set('Cache-Control', 'private, no-store');
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res.end(output);
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}).catch((err) => {
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req.log.error(err, "Error collecting metrics");
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res.set('Cache-Control', 'private, no-store');
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res.status(500).end();
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});
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};
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