http1_fsm: Allow HTTP response on req param overflow

varnishcache · Jan 22, 2025 · 66c7e0f · 66c7e0f
1 parent daf82e4
commit 66c7e0f
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/bin/varnishd/http1/cache_http1_fsm.c b/bin/varnishd/http1/cache_http1_fsm.c
@@ -327,6 +327,10 @@ HTTP1_Session(struct worker *wrk, struct req *req)
 			    cache_param->http_req_size);
 			assert(!WS_IsReserved(req->htc->ws));
 			if (hs < HTC_S_EMPTY) {
+				// req_overflow_status == 500 means socket closing with no HTTP response
+				if (cache_param->req_overflow_status != 500 && hs == HTC_S_OVERFLOW)
+					(void)req->transport->minimal_response(req,
+								cache_param->req_overflow_status);
 				req->acct.req_hdrbytes +=
 				    req->htc->rxbuf_e - req->htc->rxbuf_b;
 				Req_AcctLogCharge(wrk->stats, req);