From f475dac0e6bbb57a13f287ca8dec8abb6589f52f Mon Sep 17 00:00:00 2001
From: Conrad Ludgate <conradludgate@gmail.com>
Date: Mon, 23 Sep 2024 13:39:16 +0100
Subject: [PATCH] keepalive while idle

---
 proxy/src/serverless/backend.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/proxy/src/serverless/backend.rs b/proxy/src/serverless/backend.rs
index 34c66bbc97..e29d3a0c76 100644
--- a/proxy/src/serverless/backend.rs
+++ b/proxy/src/serverless/backend.rs
@@ -448,6 +448,7 @@ async fn connect_http2(
     let (client, connection) = hyper1::client::conn::http2::Builder::new(TokioExecutor::new())
         .timer(TokioTimer::new())
         .keep_alive_interval(Duration::from_secs(20))
+        .keep_alive_while_idle(true)
         .keep_alive_timeout(Duration::from_secs(5))
         .handshake(TokioIo::new(stream))
         .await?;