From 7d1f2ac7691c2d30eaf73ace2176ca1383b5f72b Mon Sep 17 00:00:00 2001
From: Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com>
Date: Thu, 20 Nov 2014 21:44:00 +0900
Subject: [PATCH] http: Disable pipelining for HTTP/2 and upgraded connections
This commit disables pipelining for HTTP/2 or upgraded connections. For
HTTP/2, we do not support multiplexing. In general, requests cannot be
pipelined in an upgraded connection, since it is now different protocol.
---
lib/http.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/lib/http.c b/lib/http.c
index 76af6f702a..2e9fd7d716 100644
--- a/lib/http.c
+++ b/lib/http.c
@@ -3293,6 +3293,16 @@ CURLcode Curl_http_readwrite_headers(struct SessionHandle *data,
infof(data, "HTTP 1.0, assume close after body\n");
connclose(conn, "HTTP/1.0 close after body");
}
+ else if(conn->httpversion == 20 ||
+ (k->upgr101 == UPGR101_REQUESTED && k->httpcode == 101)) {
+ /* Don't enable pipelining for HTTP/2 or upgraded connection. For
+ HTTP/2, we do not support multiplexing. In general, requests
+ cannot be pipelined in upgraded connection, since it is now
+ different protocol. */
+ DEBUGF(infof(data,
+ "HTTP 2 or upgraded connection do not support "
+ "pipelining for now\n"));
+ }
else if(conn->httpversion >= 11 &&
!conn->bits.close) {
struct connectbundle *cb_ptr;
--
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