diff options
| -rw-r--r-- | plugins/mod_websocket.lua | 22 |
1 files changed, 13 insertions, 9 deletions
diff --git a/plugins/mod_websocket.lua b/plugins/mod_websocket.lua index 66e214fd..10aa0d38 100644 --- a/plugins/mod_websocket.lua +++ b/plugins/mod_websocket.lua @@ -29,16 +29,16 @@ local t_concat = table.concat; local stream_close_timeout = module:get_option_number("c2s_close_timeout", 5); local consider_websocket_secure = module:get_option_boolean("consider_websocket_secure"); -local cross_domain = module:get_option("cross_domain_websocket"); -if cross_domain then +local cross_domain = module:get_option_set("cross_domain_websocket", {}); +if cross_domain:contains("*") or cross_domain:contains(true) then + cross_domain = true; +end + +local function check_origin(origin) if cross_domain == true then - cross_domain = "*"; - elseif type(cross_domain) == "table" then - cross_domain = t_concat(cross_domain, ", "); - end - if type(cross_domain) ~= "string" then - cross_domain = nil; + return true; end + return cross_domain:contains(origin); end local xmlns_framing = "urn:ietf:params:xml:ns:xmpp-framing"; @@ -150,6 +150,11 @@ function handle_request(event) return 501; end + if not check_origin(request.headers.origin or "") then + module:log("debug", "Origin %s is not allowed by 'cross_domain_websocket'", request.headers.origin or "(missing header)"); + return 403; + end + local function websocket_close(code, message) conn:write(build_close(code, message)); conn:close(); @@ -284,7 +289,6 @@ function handle_request(event) response.headers.connection = "Upgrade"; response.headers.sec_webSocket_accept = base64(sha1(request.headers.sec_websocket_key .. "258EAFA5-E914-47DA-95CA-C5AB0DC85B11")); response.headers.sec_webSocket_protocol = "xmpp"; - response.headers.access_control_allow_origin = cross_domain; session.log("debug", "Sending WebSocket handshake"); |