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| author | Loïc Hoguin <[email protected]> | 2025-03-28 14:29:06 +0100 |
|---|---|---|
| committer | Loïc Hoguin <[email protected]> | 2025-03-28 14:29:06 +0100 |
| commit | 694fed991b4611147f2da73a183d3b8768f4b45d (patch) | |
| tree | 9d99228500aee90925bb1733e0791d9c6e2d7bb3 /src | |
| parent | e10c8f9762ada26457c03a7c3a391ef8e4745d15 (diff) | |
| download | gun-694fed991b4611147f2da73a183d3b8768f4b45d.tar.gz gun-694fed991b4611147f2da73a183d3b8768f4b45d.tar.bz2 gun-694fed991b4611147f2da73a183d3b8768f4b45d.zip | |
Reject Websocket frames sent over HTTP
Diffstat (limited to 'src')
| -rw-r--r-- | src/gun_http.erl | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/gun_http.erl b/src/gun_http.erl index d28600b..29cfa9c 100644 --- a/src/gun_http.erl +++ b/src/gun_http.erl @@ -35,6 +35,7 @@ -export([stream_info/2]). -export([down/1]). -export([ws_upgrade/11]). +-export([ws_send/6]). %% Functions shared with gun_http2 and gun_pool. -export([host_header/3]). @@ -1051,3 +1052,16 @@ ws_handshake_end(Buffer, State=#http_state{streams=[#stream{flow=InitialFlow}|_] handler => Handler, opts => Opts }}, ReplyTo, Buffer}. + +%% Reject attempts to send Websocket frames on HTTP. +%% This can happen either because the user explicitly +%% called ws_send on an HTTP connection, or because +%% the connection was dropped and automatically +%% reconnected. Automatic reconnection doesn't perform +%% a Websocket upgrade automatically. +ws_send(_, _, _, ReplyTo, _, EvHandlerState) -> + gun:reply(ReplyTo, {gun_error, self(), {badstate, + "This connection does not currently accept Websocket frames. " + "The Websocket upgrade was not performed. " + "This may happen as a result of automatic reconnect."}}), + {[], EvHandlerState}. |