MINOR: mux-pt: Don't perform implicit HTTP upgrade if not supported by mux

For now this tests is useless, but if the PT muliplexer is flagged to
explicitly not support the upgrades to HTTP, an error is returned.

diff --git a/src/proxy.c b/src/proxy.c
index c9a038413569764a91c5498f0064cdf4029d3015..234515ddda0ec346149554d714680ca0e58236c9 100644 (file)
--- a/src/proxy.c
+++ b/src/proxy.c
@@ -2174,6 +2174,8 @@ int stream_set_backend(struct stream *s, struct proxy *be)
                                if (s->si[0].wait_event.events)
                                        conn->mux->unsubscribe(cs, s->si[0].wait_event.events,
                                            &s->si[0].wait_event);
+                               if (conn->mux->flags & MX_FL_NO_UPG)
+                                       return 0;
                                if (conn_upgrade_mux_fe(conn, cs, &s->req.buf, ist(""), PROTO_MODE_HTTP)  == -1)
                                        return 0;