Mercurial > prosody-modules
view mod_log_slow_events/mod_log_slow_events.lua @ 4537:53ee391ca689
mod_smacks: Fix traceback due to session being destroyed in send()
Sending something can cause the OS to notice that the connection is dead
and then the connection can be dead at this point. More likely if
opportunistic_writes is enabled.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Thu, 01 Apr 2021 11:35:26 +0200 |
parents | 3ba8fd1a297e |
children |
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module:set_global(); local time = require "socket".gettime; local base64_decode = require "util.encodings".base64.decode; local max_seconds = module:get_option_number("log_slow_events_threshold", 0.5); local measure_slow_event = module:measure("slow_events", "rate"); function event_wrapper(handlers, event_name, event_data) local start = time(); local ret = handlers(event_name, event_data); local duration = time()-start; if duration > max_seconds then local data = {}; if event_data then local function log_data(name, value) if value then table.insert(data, ("%s=%q"):format(name, value)); return true; end end local sess = event_data.origin or event_data.session; if sess then log_data("ip", sess.ip); if not log_data("full_jid", sess.full_jid) then log_data("username", sess.username); end log_data("type", sess.type); log_data("host", sess.host); end local stanza = event_data.stanza; if stanza then log_data("stanza", tostring(stanza)); else local request = event_data.request; if request then log_data("http_method", request.method); log_data("http_path", request.path); local auth = request.headers.authorization; if auth then local creds = auth:match("^Basic +(.+)$"); if creds then local user = string.match(base64_decode(creds) or "", "^([^:]+):"); log_data("http_user", user); end end end end end measure_slow_event(); module:log("warn", "Slow event '%s' took %0.2fs: %s", event_name, duration, next(data) and table.concat(data, ", ") or "no recognised data"); end return ret; end local http_events = require "net.http.server"._events; module:wrap_object_event(http_events, false, event_wrapper); module:wrap_event(false, event_wrapper); function module.add_host(module) module:wrap_event(false, event_wrapper); end