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util/session.lua @ 13461:c673ff1075bd
mod_posix: Move everything to util.startup
This allows greater control over the order of events.
Notably, the internal ordering between daemonization, initialization of
libunbound and setup of signal handling is sensitive.
libunbound starts a separate thread for processing DNS requests.
If this thread is started before signal handling has been set up, it
will not inherit the signal handlers and instead behave as it would have
before signal handlers were set up, i.e. cause the whole process to
immediately exit.
libunbound is usually initialized on the first DNS request, usually
triggered by an outgoing s2s connection attempt.
If daemonization happens before signals have been set up, signals may
not be processed at all.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sat, 23 Mar 2024 20:48:19 +0100 (12 months ago) |
parent | 13165:9c13c11b199d |
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local initialize_filters = require "prosody.util.filters".initialize; local time = require "prosody.util.time"; local logger = require "prosody.util.logger"; local function new_session(typ) local session = { type = typ .. "_unauthed"; base_type = typ; since = time.now(); }; return session; end local function set_id(session) local id = session.base_type .. tostring(session):match("%x+$"):lower(); session.id = id; return session; end local function set_logger(session) local log = logger.init(session.id); session.log = log; return session; end local function set_conn(session, conn) session.conn = conn; session.ip = conn:ip(); return session; end local function set_send(session) local conn = session.conn; if not conn then function session.send(data) session.log("debug", "Discarding data sent to unconnected session: %s", data); return false; end return session; end local filter = initialize_filters(session); local w = conn.write; session.send = function (t) if t.name then t = filter("stanzas/out", t); end if t then t = filter("bytes/out", tostring(t)); if t then local ret, err = w(conn, t); if not ret then session.log("debug", "Error writing to connection: %s", err); return false, err; end end end return true; end return session; end local function set_role(session, role) session.role = role; end return { new = new_session; set_id = set_id; set_logger = set_logger; set_conn = set_conn; set_send = set_send; set_role = set_role; }