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mod_websocket: Enforce stanza size limit and close stream

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This commit is contained in:
Matthew Wild 2020-09-17 16:42:36 +01:00
parent 3c0924eee1
commit 364146dbb1
1 changed files with 4 additions and 0 deletions
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4
plugins/mod_websocket.lua
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@ -285,6 +285,10 @@ function handle_request(event)
local frame, length = parse_frame(frameBuffer);
while frame do
if length > stanza_size_limit then
session:close({ condition = "policy-violation", text = "stanza too large" });
return;
end
frameBuffer:discard(length);
local result = handle_frame(frame);
if not result then return; end