mod_deny_omemo/mod_deny_omemo.lua
author Kim Alvefur <zash@zash.se>
Tue, 18 Jan 2022 18:55:20 +0100
changeset 4881 adc6241e5d16
parent 3057 2ad35f08bd57
permissions -rw-r--r--
mod_measure_process: Report the enforced limit The soft limit is what the kernel actually enforces, while the hard limit is is how far you can change the soft limit without privileges. Unless the process dynamically adjusts the soft limit, knowing the hard limit is not as useful as knowing the soft limit. Reporting the soft limit and the number of in-use FDs allows placing alerts on expressions like 'process_open_fds / process_max_fds >= 0.95'
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local st = require "util.stanza";
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local omemo_namespace_prefix = "eu.siacs.conversations.axolotl."
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module:hook("iq/bare/http://jabber.org/protocol/pubsub:pubsub", function (event)
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	local origin, stanza = event.origin, event.stanza;
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	local node = stanza.tags[1].tags[1].attr.node;
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	if node and node:sub(1, #omemo_namespace_prefix) == omemo_namespace_prefix then
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		origin.send(st.error_reply(stanza, "cancel", "item-not-found", "OMEMO is disabled"));
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		return true;
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	end
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end, 10);