prosody-hg: net/server_epoll.lua annotate

annotate net/server_epoll.lua @ 9340:368b092bf4bf

mod_storage_memory: Fix saving of remaining items during deletion All data is compiled into functions that return new copies in order to prevent mutation of stored data. This has downsides. Also an ugly hack.

author	Kim Alvefur <zash@zash.se>
date	Sat, 22 Sep 2018 16:03:50 +0200
parents	146dc1e4c7ff
children	80be543a3785

rev	line source
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1 -- Prosody IM
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	2 -- Copyright (C) 2016 Kim Alvefur
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	3 --
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	4 -- This project is MIT/X11 licensed. Please see the
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	5 -- COPYING file in the source package for more information.
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	6 --
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	7
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	8
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	9 local t_sort = table.sort;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	10 local t_insert = table.insert;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	11 local t_remove = table.remove;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	12 local t_concat = table.concat;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	13 local setmetatable = setmetatable;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	14 local tostring = tostring;
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	15 local pcall = pcall;
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	16 local type = type;
7797 d0c32d86724f server_epoll: Flush and close all connections before quitting mainloop so no data is lost in buffers Kim Alvefur <zash@zash.se> parents: 7796 diff changeset	17 local next = next;
7794 424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	18 local pairs = pairs;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	19 local log = require "util.logger".init("server_epoll");
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	20 local socket = require "socket";
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	21 local luasec = require "ssl";
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	22 local gettime = require "util.time".now;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	23 local createtable = require "util.table".create;
7737 f93b3083b46b net.server_epoll: Use _SOCKETINVALID from LuaSocket Kim Alvefur <zash@zash.se> parents: 7707 diff changeset	24 local _SOCKETINVALID = socket._SOCKETINVALID or -1;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	25
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	26 local poll = require "util.poll".new();
7601 ce20546d7714 net.server_epoll: Make sure a recent LuaSocket is avaliable Kim Alvefur <zash@zash.se> parents: 7600 diff changeset	27
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	28 local _ENV = nil;
8555 4f0f5b49bb03 vairious: Add annotation when an empty environment is set [luacheck] Kim Alvefur <zash@zash.se> parents: 8552 diff changeset	29 -- luacheck: std none
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	30
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	31 local default_config = { __index = {
8983 23f66f04e216 net.server: Set default read timeout to 14 minutes (fixes #971) Kim Alvefur <zash@zash.se> parents: 8781 diff changeset	32 read_timeout = 14 * 60;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	33 write_timeout = 7;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	34 tcp_backlog = 128;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	35 accept_retry_interval = 10;
7560 785fa1138293 net.server_epoll: Continue reading after a slight delay if there is buffered data after a read Kim Alvefur <zash@zash.se> parents: 7559 diff changeset	36 read_retry_delay = 1e-06;
9311 9b0604fe01f1 net.server_epoll: Make read_size a server-wide option Kim Alvefur <zash@zash.se> parents: 9310 diff changeset	37 read_size = 8192;
7599 afbda0bd9cfc net.server_epoll: Add separate timout for initial connection Kim Alvefur <zash@zash.se> parents: 7598 diff changeset	38 connect_timeout = 20;
7598 335b5ce06062 net.server_epoll: TLS handshake timeout Kim Alvefur <zash@zash.se> parents: 7597 diff changeset	39 handshake_timeout = 60;
7623 a1c040a5754f net.server_epoll: Make maximum wait time configurable Kim Alvefur <zash@zash.se> parents: 7606 diff changeset	40 max_wait = 86400;
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	41 min_wait = 1e-06;
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	42 }};
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	43 local cfg = default_config.__index;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	44
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	45 local fds = createtable(10, 0); -- FD -> conn
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	46
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	47 -- Timer and scheduling --
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	48
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	49 local timers = {};
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	50
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	51 local function noop() end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	52 local function closetimer(t)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	53 t[1] = 0;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	54 t[2] = noop;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	55 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	56
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	57 -- Set to true when timers have changed
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	58 local resort_timers = false;
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	59
0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	60 -- Add absolute timer
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	61 local function at(time, f)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	62 local timer = { time, f, close = closetimer };
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	63 t_insert(timers, timer);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	64 resort_timers = true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	65 return timer;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	66 end
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	67
0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	68 -- Add relative timer
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	69 local function addtimer(timeout, f)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	70 return at(gettime() + timeout, f);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	71 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	72
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	73 -- Run callbacks of expired timers
0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	74 -- Return time until next timeout
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	75 local function runtimers(next_delay, min_wait)
7629 0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	76 -- Any timers at all?
0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	77 if not timers[1] then
0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	78 return next_delay;
0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	79 end
0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	80
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	81 if resort_timers then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	82 -- Sort earliest timers to the end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	83 t_sort(timers, function (a, b) return a[1] > b[1]; end);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	84 resort_timers = false;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	85 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	86
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	87 -- Iterate from the end and remove completed timers
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	88 for i = #timers, 1, -1 do
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	89 local timer = timers[i];
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	90 local t, f = timer[1], timer[2];
7624 23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	91 -- Get time for every iteration to increase accuracy
23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	92 local now = gettime();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	93 if t > now then
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	94 -- This timer should not fire yet
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	95 local diff = t - now;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	96 if diff < next_delay then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	97 next_delay = diff;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	98 end
7558 3a2fe8e10eeb net.server_epoll: Fix calculation of next timer event Kim Alvefur <zash@zash.se> parents: 7557 diff changeset	99 break;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	100 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	101 local new_timeout = f(now);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	102 if new_timeout then
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	103 -- Schedule for 'delay' from the time actually scheduled,
7624 23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	104 -- not from now, in order to prevent timer drift.
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	105 timer[1] = t + new_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	106 resort_timers = true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	107 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	108 t_remove(timers, i);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	109 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	110 end
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	111
e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	112 if resort_timers or next_delay < min_wait then
7558 3a2fe8e10eeb net.server_epoll: Fix calculation of next timer event Kim Alvefur <zash@zash.se> parents: 7557 diff changeset	113 -- Timers may be added from within a timer callback.
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	114 -- Those would not be considered for next_delay,
7558 3a2fe8e10eeb net.server_epoll: Fix calculation of next timer event Kim Alvefur <zash@zash.se> parents: 7557 diff changeset	115 -- and we might sleep for too long, so instead
3a2fe8e10eeb net.server_epoll: Fix calculation of next timer event Kim Alvefur <zash@zash.se> parents: 7557 diff changeset	116 -- we return a shorter timeout so we can
3a2fe8e10eeb net.server_epoll: Fix calculation of next timer event Kim Alvefur <zash@zash.se> parents: 7557 diff changeset	117 -- properly sort all new timers.
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	118 next_delay = min_wait;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	119 end
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	120
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	121 return next_delay;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	122 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	123
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	124 -- Socket handler interface
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	125
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	126 local interface = {};
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	127 local interface_mt = { __index = interface };
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	128
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	129 function interface_mt:__tostring()
7585 b64218c816de net.server_epoll: Improve string representation of connections Kim Alvefur <zash@zash.se> parents: 7584 diff changeset	130 if self.sockname and self.peername then
b64218c816de net.server_epoll: Improve string representation of connections Kim Alvefur <zash@zash.se> parents: 7584 diff changeset	131 return ("FD %d (%s, %d, %s, %d)"):format(self:getfd(), self.peername, self.peerport, self.sockname, self.sockport);
b64218c816de net.server_epoll: Improve string representation of connections Kim Alvefur <zash@zash.se> parents: 7584 diff changeset	132 elseif self.sockname or self.peername then
b64218c816de net.server_epoll: Improve string representation of connections Kim Alvefur <zash@zash.se> parents: 7584 diff changeset	133 return ("FD %d (%s, %d)"):format(self:getfd(), self.sockname or self.peername, self.sockport or self.peerport);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	134 end
9321 146dc1e4c7ff net.server_epoll: Simplify minimal string representation Kim Alvefur <zash@zash.se> parents: 9320 diff changeset	135 return ("FD %d"):format(self:getfd());
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	136 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	137
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	138 -- Replace the listener and tell the old one
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	139 function interface:setlistener(listeners)
7604 36408ef6c8c9 net.server_epoll: Call ondetach when listeners are replaced Kim Alvefur <zash@zash.se> parents: 7603 diff changeset	140 self:on("detach");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	141 self.listeners = listeners;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	142 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	143
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	144 -- Call a listener callback
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	145 function interface:on(what, ...)
8006 be374a5778f3 net.server_epoll: Log if there's a connection without listeners Kim Alvefur <zash@zash.se> parents: 7910 diff changeset	146 if not self.listeners then
be374a5778f3 net.server_epoll: Log if there's a connection without listeners Kim Alvefur <zash@zash.se> parents: 7910 diff changeset	147 log("error", "%s has no listeners", self);
be374a5778f3 net.server_epoll: Log if there's a connection without listeners Kim Alvefur <zash@zash.se> parents: 7910 diff changeset	148 return;
be374a5778f3 net.server_epoll: Log if there's a connection without listeners Kim Alvefur <zash@zash.se> parents: 7910 diff changeset	149 end
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	150 local listener = self.listeners["on"..what];
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	151 if not listener then
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	152 -- log("debug", "Missing listener 'on%s'", what); -- uncomment for development and debugging
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	153 return;
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	154 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	155 local ok, err = pcall(listener, self, ...);
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	156 if not ok then
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	157 log("error", "Error calling on%s: %s", what, err);
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	158 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	159 return err;
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	160 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	161
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	162 -- Return the file descriptor number
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	163 function interface:getfd()
7586 846fdbbc62ba net.server_epoll: Return something as FD when no connection exists Kim Alvefur <zash@zash.se> parents: 7585 diff changeset	164 if self.conn then
846fdbbc62ba net.server_epoll: Return something as FD when no connection exists Kim Alvefur <zash@zash.se> parents: 7585 diff changeset	165 return self.conn:getfd();
846fdbbc62ba net.server_epoll: Return something as FD when no connection exists Kim Alvefur <zash@zash.se> parents: 7585 diff changeset	166 end
7737 f93b3083b46b net.server_epoll: Use _SOCKETINVALID from LuaSocket Kim Alvefur <zash@zash.se> parents: 7707 diff changeset	167 return _SOCKETINVALID;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	168 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	169
8271 c09deab9989e net.server_epoll: Add interface:server() method to match server_event (fixes c2s:show traceback in telnet console) Kim Alvefur <zash@zash.se> parents: 8091 diff changeset	170 function interface:server()
c09deab9989e net.server_epoll: Add interface:server() method to match server_event (fixes c2s:show traceback in telnet console) Kim Alvefur <zash@zash.se> parents: 8091 diff changeset	171 return self._server or self;
c09deab9989e net.server_epoll: Add interface:server() method to match server_event (fixes c2s:show traceback in telnet console) Kim Alvefur <zash@zash.se> parents: 8091 diff changeset	172 end
c09deab9989e net.server_epoll: Add interface:server() method to match server_event (fixes c2s:show traceback in telnet console) Kim Alvefur <zash@zash.se> parents: 8091 diff changeset	173
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	174 -- Get IP address
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	175 function interface:ip()
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	176 return self.peername or self.sockname;
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	177 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	178
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	179 -- Get a port number, doesn't matter which
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	180 function interface:port()
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	181 return self.sockport or self.peerport;
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	182 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	183
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	184 -- Get local port number
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	185 function interface:clientport()
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	186 return self.sockport;
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	187 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	188
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	189 -- Get remote port
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	190 function interface:serverport()
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	191 if self.sockport then
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	192 return self.sockport;
8271 c09deab9989e net.server_epoll: Add interface:server() method to match server_event (fixes c2s:show traceback in telnet console) Kim Alvefur <zash@zash.se> parents: 8091 diff changeset	193 elseif self._server then
c09deab9989e net.server_epoll: Add interface:server() method to match server_event (fixes c2s:show traceback in telnet console) Kim Alvefur <zash@zash.se> parents: 8091 diff changeset	194 self._server:port();
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	195 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	196 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	197
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	198 -- Return underlying socket
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	199 function interface:socket()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	200 return self.conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	201 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	202
7910 91db637be237 net.server_epoll: Add method for changing read pattern Kim Alvefur <zash@zash.se> parents: 7817 diff changeset	203 function interface:set_mode(new_mode)
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	204 self.read_size = new_mode;
7910 91db637be237 net.server_epoll: Add method for changing read pattern Kim Alvefur <zash@zash.se> parents: 7817 diff changeset	205 end
91db637be237 net.server_epoll: Add method for changing read pattern Kim Alvefur <zash@zash.se> parents: 7817 diff changeset	206
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	207 function interface:setoption(k, v)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	208 -- LuaSec doesn't expose setoption :(
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	209 if self.conn.setoption then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	210 self.conn:setoption(k, v);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	211 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	212 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	213
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	214 -- Timeout for detecting dead or idle sockets
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	215 function interface:setreadtimeout(t)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	216 if t == false then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	217 if self._readtimeout then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	218 self._readtimeout:close();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	219 self._readtimeout = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	220 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	221 return
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	222 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	223 t = t or cfg.read_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	224 if self._readtimeout then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	225 self._readtimeout[1] = gettime() + t;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	226 resort_timers = true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	227 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	228 self._readtimeout = addtimer(t, function ()
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	229 if self:on("readtimeout") then
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	230 return cfg.read_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	231 else
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	232 self:on("disconnect", "read timeout");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	233 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	234 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	235 end);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	236 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	237 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	238
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	239 -- Timeout for detecting dead sockets
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	240 function interface:setwritetimeout(t)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	241 if t == false then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	242 if self._writetimeout then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	243 self._writetimeout:close();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	244 self._writetimeout = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	245 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	246 return
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	247 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	248 t = t or cfg.write_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	249 if self._writetimeout then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	250 self._writetimeout[1] = gettime() + t;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	251 resort_timers = true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	252 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	253 self._writetimeout = addtimer(t, function ()
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	254 self:on("disconnect", "write timeout");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	255 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	256 end);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	257 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	258 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	259
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	260 function interface:add(r, w)
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	261 local fd = self:getfd();
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	262 if fd < 0 then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	263 return nil, "invalid fd";
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	264 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	265 if r == nil then r = self._wantread; end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	266 if w == nil then w = self._wantwrite; end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	267 local ok, err = poll:add(fd, r, w);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	268 if not ok then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	269 log("error", "Could not register %s: %s", self, err);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	270 return ok, err;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	271 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	272 self._wantread, self._wantwrite = r, w;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	273 fds[fd] = self;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	274 log("debug", "Registered %s", self);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	275 return true;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	276 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	277
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	278 function interface:set(r, w)
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	279 local fd = self:getfd();
7602 a4d5eec36a17 net.server_epoll: Prevent invalid FDs from being added to epoll Kim Alvefur <zash@zash.se> parents: 7601 diff changeset	280 if fd < 0 then
a4d5eec36a17 net.server_epoll: Prevent invalid FDs from being added to epoll Kim Alvefur <zash@zash.se> parents: 7601 diff changeset	281 return nil, "invalid fd";
a4d5eec36a17 net.server_epoll: Prevent invalid FDs from being added to epoll Kim Alvefur <zash@zash.se> parents: 7601 diff changeset	282 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	283 if r == nil then r = self._wantread; end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	284 if w == nil then w = self._wantwrite; end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	285 local ok, err = poll:set(fd, r, w);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	286 if not ok then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	287 log("error", "Could not update poller state %s: %s", self, err);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	288 return ok, err;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	289 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	290 self._wantread, self._wantwrite = r, w;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	291 return true;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	292 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	293
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	294 function interface:del()
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	295 local fd = self:getfd();
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	296 if fd < 0 then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	297 return nil, "invalid fd";
7625 6afafd6d4ef0 net.server_epoll: Move management of fd registry to :setflags Kim Alvefur <zash@zash.se> parents: 7624 diff changeset	298 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	299 if fds[fd] ~= self then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	300 return nil, "unregistered fd";
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	301 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	302 local ok, err = poll:del(fd);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	303 if not ok then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	304 log("error", "Could not unregister %s: %s", self, err);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	305 return ok, err;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	306 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	307 self._wantread, self._wantwrite = nil, nil;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	308 fds[fd] = nil;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	309 log("debug", "Unregistered %s", self);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	310 return true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	311 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	312
9320 8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	313 function interface:setflags(r, w)
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	314 if not(self._wantread or self._wantwrite) then
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	315 if not(r or w) then
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	316 return true; -- no change
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	317 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	318 return self:add(r, w);
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	319 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	320 if not(r or w) then
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	321 return self:del();
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	322 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	323 return self:set(r, w);
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	324 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	325
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	326 -- Called when socket is readable
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	327 function interface:onreadable()
9311 9b0604fe01f1 net.server_epoll: Make read_size a server-wide option Kim Alvefur <zash@zash.se> parents: 9310 diff changeset	328 local data, err, partial = self.conn:receive(self.read_size or cfg.read_size);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	329 if data then
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	330 self:onconnect();
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	331 self:on("incoming", data);
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	332 else
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	333 if partial and partial ~= "" then
ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	334 self:onconnect();
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	335 self:on("incoming", partial, err);
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	336 end
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	337 if err == "wantread" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	338 self:set(true, nil);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	339 elseif err == "wantwrite" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	340 self:set(nil, true);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	341 elseif err ~= "timeout" then
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	342 self:on("disconnect", err);
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	343 self:destroy()
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	344 return;
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	345 end
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	346 end
7691 a5ad858f3a93 net.server_epoll: Check that connection still exists after callback, fixes traceback when closed Kim Alvefur <zash@zash.se> parents: 7687 diff changeset	347 if not self.conn then return; end
7606 f40f1d9b7872 net.server_epoll: Set timers before calling onincoming, fixes traceback if connection is closed before onincoming returns Kim Alvefur <zash@zash.se> parents: 7604 diff changeset	348 if self.conn:dirty() then
f40f1d9b7872 net.server_epoll: Set timers before calling onincoming, fixes traceback if connection is closed before onincoming returns Kim Alvefur <zash@zash.se> parents: 7604 diff changeset	349 self:setreadtimeout(false);
f40f1d9b7872 net.server_epoll: Set timers before calling onincoming, fixes traceback if connection is closed before onincoming returns Kim Alvefur <zash@zash.se> parents: 7604 diff changeset	350 self:pausefor(cfg.read_retry_delay);
f40f1d9b7872 net.server_epoll: Set timers before calling onincoming, fixes traceback if connection is closed before onincoming returns Kim Alvefur <zash@zash.se> parents: 7604 diff changeset	351 else
f40f1d9b7872 net.server_epoll: Set timers before calling onincoming, fixes traceback if connection is closed before onincoming returns Kim Alvefur <zash@zash.se> parents: 7604 diff changeset	352 self:setreadtimeout();
f40f1d9b7872 net.server_epoll: Set timers before calling onincoming, fixes traceback if connection is closed before onincoming returns Kim Alvefur <zash@zash.se> parents: 7604 diff changeset	353 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	354 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	355
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	356 -- Called when socket is writable
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	357 function interface:onwritable()
8552 1fcefc16a55d server_epoll: Onconnect should happen before first attempt to write to socket Kim Alvefur <zash@zash.se> parents: 8542 diff changeset	358 self:onconnect();
8776 e7d4344e0fea net.server_epoll: Handle connection being closed and destroyed in onconnect callback Kim Alvefur <zash@zash.se> parents: 8555 diff changeset	359 if not self.conn then return; end -- could have been closed in onconnect
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	360 local buffer = self.writebuffer;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	361 local data = t_concat(buffer);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	362 local ok, err, partial = self.conn:send(data);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	363 if ok then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	364 self:set(nil, false);
8541 8186114329d6 net.server_epoll: Remove special casing for having sent an empty write buffer because the wantwrite flag must be unset regardless Kim Alvefur <zash@zash.se> parents: 8540 diff changeset	365 for i = #buffer, 1, -1 do
8186114329d6 net.server_epoll: Remove special casing for having sent an empty write buffer because the wantwrite flag must be unset regardless Kim Alvefur <zash@zash.se> parents: 8540 diff changeset	366 buffer[i] = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	367 end
8541 8186114329d6 net.server_epoll: Remove special casing for having sent an empty write buffer because the wantwrite flag must be unset regardless Kim Alvefur <zash@zash.se> parents: 8540 diff changeset	368 self:setwritetimeout(false);
8186114329d6 net.server_epoll: Remove special casing for having sent an empty write buffer because the wantwrite flag must be unset regardless Kim Alvefur <zash@zash.se> parents: 8540 diff changeset	369 self:ondrain(); -- Be aware of writes in ondrain
7589 125e4f2e0b65 net.server_epoll: Return early on successful write Kim Alvefur <zash@zash.se> parents: 7588 diff changeset	370 return;
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	371 elseif partial then
7591 138f16eb39fb net.server_epoll: Improve syntax Kim Alvefur <zash@zash.se> parents: 7590 diff changeset	372 buffer[1] = data:sub(partial+1);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	373 for i = #buffer, 2, -1 do
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	374 buffer[i] = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	375 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	376 self:setwritetimeout();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	377 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	378 if err == "wantwrite" or err == "timeout" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	379 self:set(nil, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	380 elseif err == "wantread" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	381 self:set(true, nil);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	382 elseif err ~= "timeout" then
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	383 self:on("disconnect", err);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	384 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	385 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	386 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	387
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	388 -- The write buffer has been successfully emptied
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	389 function interface:ondrain()
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	390 return self:on("drain");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	391 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	392
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	393 -- Add data to write buffer and set flag for wanting to write
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	394 function interface:write(data)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	395 local buffer = self.writebuffer;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	396 if buffer then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	397 t_insert(buffer, data);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	398 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	399 self.writebuffer = { data };
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	400 end
7550 8c2bc1b6d84a net.server_epoll: Remove last traces of code for bypassing buffering on writable sockets Kim Alvefur <zash@zash.se> parents: 7547 diff changeset	401 self:setwritetimeout();
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	402 self:set(nil, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	403 return #data;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	404 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	405 interface.send = interface.write;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	406
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	407 -- Close, possibly after writing is done
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	408 function interface:close()
8007 67f8954875a4 net.server_epoll: Check write buffer for remaining data to write when closing Kim Alvefur <zash@zash.se> parents: 8006 diff changeset	409 if self.writebuffer and self.writebuffer[1] then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	410 self:set(false, true); -- Flush final buffer contents
7593 0266434d7df1 net.server_epoll: Prevent further writing after closing a socket Kim Alvefur <zash@zash.se> parents: 7592 diff changeset	411 self.write, self.send = noop, noop; -- No more writing
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	412 log("debug", "Close %s after writing", self);
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	413 self.ondrain = interface.close;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	414 else
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	415 log("debug", "Close %s now", self);
7593 0266434d7df1 net.server_epoll: Prevent further writing after closing a socket Kim Alvefur <zash@zash.se> parents: 7592 diff changeset	416 self.write, self.send = noop, noop;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	417 self.close = noop;
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	418 self:on("disconnect");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	419 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	420 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	421 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	422
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	423 function interface:destroy()
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	424 self:del();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	425 self:setwritetimeout(false);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	426 self:setreadtimeout(false);
7594 5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	427 self.onreadable = noop;
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	428 self.onwritable = noop;
7594 5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	429 self.destroy = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	430 self.close = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	431 self.on = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	432 self.conn:close();
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	433 self.conn = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	434 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	435
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	436 function interface:ssl()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	437 return self._tls;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	438 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	439
9300 1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency Kim Alvefur <zash@zash.se> parents: 8983 diff changeset	440 function interface:starttls(tls_ctx)
1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency Kim Alvefur <zash@zash.se> parents: 8983 diff changeset	441 if tls_ctx then self.tls_ctx = tls_ctx; end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	442 if self.writebuffer and self.writebuffer[1] then
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	443 log("debug", "Start TLS on %s after write", self);
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	444 self.ondrain = interface.starttls;
62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	445 self.starttls = false;
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	446 self:set(nil, true); -- make sure wantwrite is set
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	447 else
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	448 log("debug", "Start TLS on %s now", self);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	449 self:del();
9300 1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency Kim Alvefur <zash@zash.se> parents: 8983 diff changeset	450 local conn, err = luasec.wrap(self.conn, tls_ctx or self.tls_ctx);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	451 if not conn then
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	452 self:on("disconnect", err);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	453 self:destroy();
7595 166b2e0766a4 net.server_epoll: Return status from starttls method Kim Alvefur <zash@zash.se> parents: 7594 diff changeset	454 return conn, err;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	455 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	456 conn:settimeout(0);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	457 self.conn = conn;
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	458 self.ondrain = nil;
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	459 self.onwritable = interface.tlshandskake;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	460 self.onreadable = interface.tlshandskake;
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	461 return self:init();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	462 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	463 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	464
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	465 function interface:tlshandskake()
7598 335b5ce06062 net.server_epoll: TLS handshake timeout Kim Alvefur <zash@zash.se> parents: 7597 diff changeset	466 self:setwritetimeout(false);
335b5ce06062 net.server_epoll: TLS handshake timeout Kim Alvefur <zash@zash.se> parents: 7597 diff changeset	467 self:setreadtimeout(false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	468 local ok, err = self.conn:dohandshake();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	469 if ok then
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	470 log("debug", "TLS handshake on %s complete", self);
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	471 self.onwritable = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	472 self.onreadable = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	473 self._tls = true;
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	474 self:on("status", "ssl-handshake-complete");
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	475 self:setwritetimeout();
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	476 self:set(true, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	477 elseif err == "wantread" then
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	478 log("debug", "TLS handshake on %s to wait until readable", self);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	479 self:set(true, false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	480 self:setreadtimeout(cfg.handshake_timeout);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	481 elseif err == "wantwrite" then
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	482 log("debug", "TLS handshake on %s to wait until writable", self);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	483 self:set(false, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	484 self:setwritetimeout(cfg.handshake_timeout);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	485 else
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	486 log("debug", "TLS handshake error on %s: %s", self, err);
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	487 self:on("disconnect", err);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	488 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	489 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	490 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	491
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	492 local function wrapsocket(client, server, read_size, listeners, tls_ctx) -- luasocket object -> interface object
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	493 client:settimeout(0);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	494 local conn = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	495 conn = client;
8271 c09deab9989e net.server_epoll: Add interface:server() method to match server_event (fixes c2s:show traceback in telnet console) Kim Alvefur <zash@zash.se> parents: 8091 diff changeset	496 _server = server;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	497 created = gettime();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	498 listeners = listeners;
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	499 read_size = read_size or (server and server.read_size);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	500 writebuffer = {};
9300 1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency Kim Alvefur <zash@zash.se> parents: 8983 diff changeset	501 tls_ctx = tls_ctx;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	502 }, interface_mt);
7591 138f16eb39fb net.server_epoll: Improve syntax Kim Alvefur <zash@zash.se> parents: 7590 diff changeset	503
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	504 if client.getpeername then
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	505 conn.peername, conn.peerport = client:getpeername();
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	506 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	507 if client.getsockname then
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	508 conn.sockname, conn.sockport = client:getsockname();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	509 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	510 return conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	511 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	512
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	513 -- A server interface has new incoming connections waiting
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	514 -- This replaces the onreadable callback
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	515 function interface:onacceptable()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	516 local conn, err = self.conn:accept();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	517 if not conn then
7574 97b8506118a9 net.server_epoll: Fix missing quotes in logging call Kim Alvefur <zash@zash.se> parents: 7573 diff changeset	518 log("debug", "Error accepting new client: %s, server will be paused for %ds", err, cfg.accept_retry_interval);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	519 self:pausefor(cfg.accept_retry_interval);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	520 return;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	521 end
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	522 local client = wrapsocket(conn, self, nil, self.listeners);
7592 10d2f008321d net.server_epoll: Additional logging of connects and TLS Kim Alvefur <zash@zash.se> parents: 7591 diff changeset	523 log("debug", "New connection %s", tostring(client));
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	524 if self.tls_direct then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	525 client:starttls(self.tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	526 else
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	527 client:init();
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	528 end
7597 cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	529 end
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	530
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	531 -- Initialization
7597 cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	532 function interface:init()
9306 35c128b42509 net.server_epoll: Factor Direct TLS handling out of connection initialization Kim Alvefur <zash@zash.se> parents: 9301 diff changeset	533 self:setwritetimeout();
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	534 return self:add(true, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	535 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	536
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	537 function interface:pause()
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	538 return self:set(false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	539 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	540
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	541 function interface:resume()
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	542 return self:set(true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	543 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	544
7624 23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	545 -- Pause connection for some time
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	546 function interface:pausefor(t)
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	547 if self._pausefor then
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	548 self._pausefor:close();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	549 end
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	550 if t == false then return; end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	551 self:set(false);
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	552 self._pausefor = addtimer(t, function ()
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	553 self._pausefor = nil;
7707 7bb1cc7278b6 net.server_epoll: Make sure socket exists before checking if there is buffered data in it Kim Alvefur <zash@zash.se> parents: 7691 diff changeset	554 if self.conn and self.conn:dirty() then
7560 785fa1138293 net.server_epoll: Continue reading after a slight delay if there is buffered data after a read Kim Alvefur <zash@zash.se> parents: 7559 diff changeset	555 self:onreadable();
785fa1138293 net.server_epoll: Continue reading after a slight delay if there is buffered data after a read Kim Alvefur <zash@zash.se> parents: 7559 diff changeset	556 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	557 self:set(true);
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	558 end);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	559 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	560
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	561 -- Connected!
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	562 function interface:onconnect()
8778 0364454bdd77 net.server_epoll: Guard against connection missing the getpeername method (thanks LuaSec) Kim Alvefur <zash@zash.se> parents: 8777 diff changeset	563 if self.conn and not self.peername and self.conn.getpeername then
8777 2bfe963f3041 net.server_epoll: Retry retrieving peername once connected Kim Alvefur <zash@zash.se> parents: 8776 diff changeset	564 self.peername, self.peerport = self.conn:getpeername();
2bfe963f3041 net.server_epoll: Retry retrieving peername once connected Kim Alvefur <zash@zash.se> parents: 8776 diff changeset	565 end
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	566 self.onconnect = noop;
ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	567 self:on("connect");
8506 174fd716c9fa server_epoll: Rework how socket readyness is detected Kim Alvefur <zash@zash.se> parents: 8271 diff changeset	568 end
174fd716c9fa server_epoll: Rework how socket readyness is detected Kim Alvefur <zash@zash.se> parents: 8271 diff changeset	569
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	570 local function addserver(addr, port, listeners, read_size, tls_ctx)
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	571 local conn, err = socket.bind(addr, port, cfg.tcp_backlog);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	572 if not conn then return conn, err; end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	573 conn:settimeout(0);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	574 local server = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	575 conn = conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	576 created = gettime();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	577 listeners = listeners;
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	578 read_size = read_size;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	579 onreadable = interface.onacceptable;
9300 1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency Kim Alvefur <zash@zash.se> parents: 8983 diff changeset	580 tls_ctx = tls_ctx;
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	581 tls_direct = tls_ctx and true or false;
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	582 sockname = addr;
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	583 sockport = port;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	584 }, interface_mt);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	585 server:add(true, false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	586 return server;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	587 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	588
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	589 -- COMPAT
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	590 local function wrapclient(conn, addr, port, listeners, read_size, tls_ctx)
2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	591 local client = wrapsocket(conn, nil, read_size, listeners, tls_ctx);
7597 cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	592 if not client.peername then
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	593 client.peername, client.peerport = addr, port;
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	594 end
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	595 if tls_ctx then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	596 client:starttls(tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	597 else
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	598 client:init();
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	599 end
7551 838212918f11 net.server_epoll: Rename arguments and varibles for consistensy Kim Alvefur <zash@zash.se> parents: 7550 diff changeset	600 return client;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	601 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	602
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	603 -- New outgoing TCP connection
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	604 local function addclient(addr, port, listeners, read_size, tls_ctx)
7596 2c4ba55b616c net.server_epoll: Connect async in addclient Kim Alvefur <zash@zash.se> parents: 7595 diff changeset	605 local conn, err = socket.tcp();
7553 4f3e4a092348 net.server_epoll: Make addclient use wrapclient Kim Alvefur <zash@zash.se> parents: 7552 diff changeset	606 if not conn then return conn, err; end
4f3e4a092348 net.server_epoll: Make addclient use wrapclient Kim Alvefur <zash@zash.se> parents: 7552 diff changeset	607 conn:settimeout(0);
7596 2c4ba55b616c net.server_epoll: Connect async in addclient Kim Alvefur <zash@zash.se> parents: 7595 diff changeset	608 conn:connect(addr, port);
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	609 local client = wrapsocket(conn, nil, read_size, listeners, tls_ctx)
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	610 if tls_ctx then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	611 client:starttls(tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	612 else
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	613 client:init();
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	614 end
7556 1f777b38b66c net.server_epoll: Make addclient conform to API (expected by net.http.request) Kim Alvefur <zash@zash.se> parents: 7555 diff changeset	615 return client, conn;
7553 4f3e4a092348 net.server_epoll: Make addclient use wrapclient Kim Alvefur <zash@zash.se> parents: 7552 diff changeset	616 end
4f3e4a092348 net.server_epoll: Make addclient use wrapclient Kim Alvefur <zash@zash.se> parents: 7552 diff changeset	617
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	618 local function watchfd(fd, onreadable, onwritable)
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	619 local conn = setmetatable({
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	620 conn = fd;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	621 onreadable = onreadable;
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	622 onwritable = onwritable;
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	623 close = function (self)
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	624 self:del();
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	625 end
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	626 }, interface_mt);
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	627 if type(fd) == "number" then
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	628 conn.getfd = function ()
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	629 return fd;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	630 end;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	631 -- Otherwise it'll need to be something LuaSocket-compatible
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	632 end
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	633 conn:add(onreadable, onwritable);
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	634 return conn;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	635 end;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	636
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	637 -- Dump all data from one connection into another
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	638 local function link(from, to)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	639 from.listeners = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	640 onincoming = function (_, data)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	641 from:pause();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	642 to:write(data);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	643 end,
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	644 }, {__index=from.listeners});
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	645 to.listeners = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	646 ondrain = function ()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	647 from:resume();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	648 end,
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	649 }, {__index=to.listeners});
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	650 from:set(true, nil);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	651 to:set(nil, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	652 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	653
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	654 -- XXX What uses this?
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	655 -- net.adns
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	656 function interface:set_send(new_send)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	657 self.send = new_send;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	658 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	659
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	660 -- Close all connections and servers
7794 424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	661 local function closeall()
7799 93643a61858a server_epoll: Ignore unused loop variable [luacheck] Kim Alvefur <zash@zash.se> parents: 7797 diff changeset	662 for fd, conn in pairs(fds) do -- luacheck: ignore 213/fd
7794 424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	663 conn:close();
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	664 end
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	665 end
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	666
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	667 local quitting = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	668
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	669 -- Signal main loop about shutdown via above upvalue
7796 12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	670 local function setquitting(quit)
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	671 if quit then
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	672 quitting = "quitting";
7797 d0c32d86724f server_epoll: Flush and close all connections before quitting mainloop so no data is lost in buffers Kim Alvefur <zash@zash.se> parents: 7796 diff changeset	673 closeall();
7796 12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	674 else
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	675 quitting = nil;
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	676 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	677 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	678
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	679 -- Main loop
7795 03081bd5c5bb net.server_epoll: Add the 'once' argument to loop for parity with server_select Kim Alvefur <zash@zash.se> parents: 7794 diff changeset	680 local function loop(once)
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	681 repeat
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	682 local t = runtimers(cfg.max_wait, cfg.min_wait);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	683 local fd, r, w = poll:wait(t);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	684 if fd then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	685 local conn = fds[fd];
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	686 if conn then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	687 if r then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	688 conn:onreadable();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	689 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	690 if w then
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	691 conn:onwritable();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	692 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	693 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	694 log("debug", "Removing unknown fd %d", fd);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	695 poll:del(fd);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	696 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	697 elseif r ~= "timeout" then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	698 log("debug", "epoll_wait error: %s", tostring(r));
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	699 end
7797 d0c32d86724f server_epoll: Flush and close all connections before quitting mainloop so no data is lost in buffers Kim Alvefur <zash@zash.se> parents: 7796 diff changeset	700 until once or (quitting and next(fds) == nil);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	701 return quitting;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	702 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	703
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	704 return {
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	705 get_backend = function () return "epoll"; end;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	706 addserver = addserver;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	707 addclient = addclient;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	708 add_task = addtimer;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	709 at = at;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	710 loop = loop;
7794 424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	711 closeall = closeall;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	712 setquitting = setquitting;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	713 wrapclient = wrapclient;
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	714 watchfd = watchfd;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	715 link = link;
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	716 set_config = function (newconfig)
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	717 cfg = setmetatable(newconfig, default_config);
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	718 end;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	719
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	720 -- libevent emulation
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	721 event = { EV_READ = "r", EV_WRITE = "w", EV_READWRITE = "rw", EV_LEAVE = -1 };
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	722 addevent = function (fd, mode, callback)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	723 local function onevent(self)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	724 local ret = self:callback();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	725 if ret == -1 then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	726 self:set(false, false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	727 elseif ret then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	728 self:set(mode == "r" or mode == "rw", mode == "w" or mode == "rw");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	729 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	730 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	731
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	732 local conn = setmetatable({
4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	733 getfd = function () return fd; end;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	734 callback = callback;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	735 onreadable = onevent;
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	736 onwritable = onevent;
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	737 close = function (self)
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	738 self:del();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	739 fds[fd] = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	740 end;
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	741 }, interface_mt);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	742 local ok, err = conn:add(mode == "r" or mode == "rw", mode == "w" or mode == "rw");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	743 if not ok then return ok, err; end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	744 return conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	745 end;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	746 };

Mercurial > prosody-hg

annotate net/server_epoll.lua @ 9340:368b092bf4bf