Mercurial > prosody-modules
view misc/systemd/socket-activation.lua @ 4300:3f3b672b7616
mod_vcard_muc: Pass room object around instead of JID, hopefully fixing traceback
More efficient to pass the object around instead of using the JID
and looking up the object when needed.
It seems in some (undetermined) cases get_room_from_jid(room.jid) is nil.
author | Matthew Wild <mwild1@gmail.com> |
---|---|
date | Tue, 15 Dec 2020 10:49:11 +0000 |
parents | 3296a09b4e57 |
children |
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-- Monkeypatch to support socket activation -- -- Requires LuaSocket after "agnostic" changes merged -- -- To enable: -- RunScript "socket-activation.lua" local socket = require"socket"; local tcp_serv_mt = debug.getregistry()["tcp{server}"]; local socket_bind = socket.bind; local SD_LISTEN_FDS_START = 3; local fds = tonumber(os.getenv"LISTEN_FDS") or 0; if fds < SD_LISTEN_FDS_START then return; end local servs = {}; for i = 1, fds do local serv = socket.tcp(); if serv:getfd() >= 0 then return; -- This won't work, we will leak the old FD end debug.setmetatable(serv, tcp_serv_mt); serv:setfd(SD_LISTEN_FDS_START + i - 1); local ip, port = serv:getsockname(); servs [ ip .. ":" .. port ] = serv; end function socket.bind( ip, port, backlog ) local sock = servs [ ip .. ":" .. port ]; if sock then servs [ ip .. ":" .. port ] = nil; return sock; end if next(servs) == nil then -- my work here is done socket.bind = socket_bind; end return socket_bind( ip, port, backlog ); end