mod_csi_simple: Report whitespace keepalives
Single space character is sent by mod_c2s when a session has been
silent for some time. This should account for the vast majority of raw
strings passing through here. If this is not the case then having stats
to say otherwise will be interesting.
--- a/plugins/mod_csi_simple.lua Sun May 10 23:06:21 2020 +0200
+++ b/plugins/mod_csi_simple.lua Sun May 10 23:09:15 2020 +0200
@@ -16,8 +16,9 @@
local important_payloads = module:get_option_set("csi_important_payloads", { });
function is_important(stanza) --> boolean, reason: string
- if type(stanza) == "string" then
- -- whitespace pings etc
+ if stanza == " " then
+ return true, "whitespace keepalive";
+ elseif type(stanza) == "string" then
return true, "raw data";
elseif not st.is_stanza(stanza) then
return true;