From: Christopher Faulet <cfaulet@haproxy.com>
Date: Thu, 16 Dec 2021 13:41:44 +0000 (+0100)
Subject: MINOR: stream-int: Add function to attach a connection to a SI
X-Git-Tag: v2.6-dev2~55
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1a3b598b478170b385c632d5ca1d4506e329ad80;p=thirdparty%2Fhaproxy.git

MINOR: stream-int: Add function to attach a connection to a SI

si_attach_conn() function should be used to attach a connection to a
stream-interface. It created a conn-stream if necessary. This function is
mandatory to be able to keep the backend conn-stream during connection
retries.
---

diff --git a/include/haproxy/stream_interface.h b/include/haproxy/stream_interface.h
index dec91f2b38..acc22e756c 100644
--- a/include/haproxy/stream_interface.h
+++ b/include/haproxy/stream_interface.h
@@ -229,6 +229,23 @@ static inline void si_attach_cs(struct stream_interface *si, struct conn_stream
 	cs_attach(cs, si, &si_conn_cb);
 }
 
+static inline struct conn_stream *si_attach_conn(struct stream_interface *si, struct connection *conn)
+{
+	struct conn_stream *cs;
+
+	si_reset_endpoint(si);
+	cs = objt_cs(si->end);
+	if (!cs)
+		cs = cs_new(conn, conn->target);
+	if (cs) {
+		cs_init(cs, conn);
+		if (!conn->ctx)
+			conn->ctx = cs;
+		si_attach_cs(si, cs);
+	}
+	return cs;
+}
+
 /* Returns true if a connection is attached to the stream interface <si> and
  * if this connection is ready.
  */