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fix(fastify-sse): add X-Accel-Buffering header to per-request startSSE

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Aligns with hub.ts which already includes this header. Prevents
nginx/Traefik from buffering SSE chunks behind a reverse proxy.
This commit is contained in:
saravanakumardb1 2026-03-29 12:47:13 -07:00
parent e194365711
commit e6ccaec2fe
2 changed files with 2 additions and 0 deletions
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1
packages/fastify-sse/src/per-request.test.ts
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@ -27,6 +27,7 @@ describe('per-request SSE helpers', () => {
'Content-Type': 'text/event-stream', 'Content-Type': 'text/event-stream',
'Cache-Control': 'no-cache', 'Cache-Control': 'no-cache',
Connection: 'keep-alive', Connection: 'keep-alive',
'X-Accel-Buffering': 'no',
}); });
}); });

1
packages/fastify-sse/src/per-request.ts
View File

@ -11,6 +11,7 @@ export function startSSE(reply: FastifyReply): void {
'Content-Type': 'text/event-stream', 'Content-Type': 'text/event-stream',
'Cache-Control': 'no-cache', 'Cache-Control': 'no-cache',
Connection: 'keep-alive', Connection: 'keep-alive',
'X-Accel-Buffering': 'no',
}); });
reply.hijack(); reply.hijack();
} }