diff options
| -rw-r--r-- | plugins/mod_websocket.lua | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/plugins/mod_websocket.lua b/plugins/mod_websocket.lua index 274e587a..086eab62 100644 --- a/plugins/mod_websocket.lua +++ b/plugins/mod_websocket.lua @@ -226,8 +226,7 @@ function handle_request(event) frame.opcode = 0xA; conn:write(build_frame(frame)); return ""; - elseif opcode == 0xA then -- Pong frame - module:log("warn", "Received unexpected pong frame: " .. tostring(frame.data)); + elseif opcode == 0xA then -- Pong frame, MAY be sent unsolicited, eg as keepalive return ""; else log("warn", "Received frame with unsupported opcode %i", opcode); @@ -291,6 +290,12 @@ function handle_request(event) return ""; end +local function keepalive(event) + return conn:write(build_frame({ opcode = 0x9, })); +end + +module:hook("c2s-read-timeout", keepalive, -0.9); + function module.add_host(module) module:depends("http"); module:provides("http", { @@ -301,4 +306,5 @@ function module.add_host(module) ["GET /"] = handle_request; }; }); + module:hook("c2s-read-timeout", keepalive, -0.9); end |