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net/server_epoll.lua @ 9581:1be99aedb0b3

net.server: Add an API for holding writes of outgoing data

author	Kim Alvefur <zash@zash.se>
date	Thu, 25 Oct 2018 15:12:59 +0200
parent	9573:57637247356d
child	9587:42eedef517dc

rev	line source
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1 -- Prosody IM
9474 619ba78709a5 net.server_epoll: Update copyright year Kim Alvefur <zash@zash.se> parents: 9473 diff changeset	2 -- Copyright (C) 2016-2018 Kim Alvefur
7547 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;
9473 5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	24 local inet = require "util.net";
5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	25 local inet_pton = inet.pton;
7737 f93b3083b46b net.server_epoll: Use _SOCKETINVALID from LuaSocket Kim Alvefur <zash@zash.se> parents: 7707 diff changeset	26 local _SOCKETINVALID = socket._SOCKETINVALID or -1;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	27
9506 ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	28 local poller = require "util.poll"
ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	29 local EEXIST = poller.EEXIST;
9507 33d21f020b66 net.server_epoll: Ignore ENOENT when deregitering socket Kim Alvefur <zash@zash.se> parents: 9506 diff changeset	30 local ENOENT = poller.ENOENT;
9506 ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	31
ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	32 local poll = assert(poller.new());
7601 ce20546d7714 net.server_epoll: Make sure a recent LuaSocket is avaliable Kim Alvefur <zash@zash.se> parents: 7600 diff changeset	33
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	34 local _ENV = nil;
8555 4f0f5b49bb03 vairious: Add annotation when an empty environment is set [luacheck] Kim Alvefur <zash@zash.se> parents: 8552 diff changeset	35 -- luacheck: std none
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	36
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	37 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	38 read_timeout = 14 * 60;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	39 write_timeout = 7;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	40 tcp_backlog = 128;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	41 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	42 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	43 read_size = 8192;
7599 afbda0bd9cfc net.server_epoll: Add separate timout for initial connection Kim Alvefur <zash@zash.se> parents: 7598 diff changeset	44 connect_timeout = 20;
7598 335b5ce06062 net.server_epoll: TLS handshake timeout Kim Alvefur <zash@zash.se> parents: 7597 diff changeset	45 handshake_timeout = 60;
7623 a1c040a5754f net.server_epoll: Make maximum wait time configurable Kim Alvefur <zash@zash.se> parents: 7606 diff changeset	46 max_wait = 86400;
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	47 min_wait = 1e-06;
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	48 }};
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	49 local cfg = default_config.__index;
7547 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 fds = createtable(10, 0); -- FD -> conn
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	52
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	53 -- Timer and scheduling --
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	54
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	55 local timers = {};
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	56
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	57 local function noop() end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	58 local function closetimer(t)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	59 t[1] = 0;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	60 t[2] = noop;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	61 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	62
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	63 -- Set to true when timers have changed
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	64 local resort_timers = false;
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	65
0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	66 -- Add absolute timer
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	67 local function at(time, f)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	68 local timer = { time, f, close = closetimer };
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	69 t_insert(timers, timer);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	70 resort_timers = true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	71 return timer;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	72 end
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	73
0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	74 -- Add relative timer
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	75 local function addtimer(timeout, f)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	76 return at(gettime() + timeout, f);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	77 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	78
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	79 -- Run callbacks of expired timers
0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	80 -- 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	81 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	82 -- 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	83 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	84 return next_delay;
0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	85 end
0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	86
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	87 if resort_timers then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	88 -- Sort earliest timers to the end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	89 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	90 resort_timers = false;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	91 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	92
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	93 -- Iterate from the end and remove completed timers
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	94 for i = #timers, 1, -1 do
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	95 local timer = timers[i];
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	96 local t, f = timer[1], timer[2];
7624 23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	97 -- Get time for every iteration to increase accuracy
23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	98 local now = gettime();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	99 if t > now then
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	100 -- This timer should not fire yet
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	101 local diff = t - now;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	102 if diff < next_delay then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	103 next_delay = diff;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	104 end
7558 3a2fe8e10eeb net.server_epoll: Fix calculation of next timer event Kim Alvefur <zash@zash.se> parents: 7557 diff changeset	105 break;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	106 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	107 local new_timeout = f(now);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	108 if new_timeout then
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	109 -- Schedule for 'delay' from the time actually scheduled,
7624 23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	110 -- 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	111 timer[1] = t + new_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	112 resort_timers = true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	113 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	114 t_remove(timers, i);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	115 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	116 end
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	117
e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	118 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	119 -- 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	120 -- 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	121 -- 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	122 -- 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	123 -- 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	124 next_delay = min_wait;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	125 end
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	126
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	127 return next_delay;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	128 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	129
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	130 -- Socket handler interface
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	131
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	132 local interface = {};
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	133 local interface_mt = { __index = interface };
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	134
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	135 function interface_mt:__tostring()
7585 b64218c816de net.server_epoll: Improve string representation of connections Kim Alvefur <zash@zash.se> parents: 7584 diff changeset	136 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	137 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	138 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	139 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	140 end
9321 146dc1e4c7ff net.server_epoll: Simplify minimal string representation Kim Alvefur <zash@zash.se> parents: 9320 diff changeset	141 return ("FD %d"):format(self:getfd());
7547 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 -- Replace the listener and tell the old one
9387 33e52f727f0f net.connect: Fix passing request table to new listener Kim Alvefur <zash@zash.se> parents: 9385 diff changeset	145 function interface:setlistener(listeners, data)
7604 36408ef6c8c9 net.server_epoll: Call ondetach when listeners are replaced Kim Alvefur <zash@zash.se> parents: 7603 diff changeset	146 self:on("detach");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	147 self.listeners = listeners;
9387 33e52f727f0f net.connect: Fix passing request table to new listener Kim Alvefur <zash@zash.se> parents: 9385 diff changeset	148 self:on("attach", data);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	149 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	150
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	151 -- 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	152 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	153 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	154 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	155 return;
be374a5778f3 net.server_epoll: Log if there's a connection without listeners Kim Alvefur <zash@zash.se> parents: 7910 diff changeset	156 end
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	157 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	158 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	159 -- 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	160 return;
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	161 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	162 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	163 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	164 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	165 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	166 return err;
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	167 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	168
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	169 -- Return the file descriptor number
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	170 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	171 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	172 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	173 end
7737 f93b3083b46b net.server_epoll: Use _SOCKETINVALID from LuaSocket Kim Alvefur <zash@zash.se> parents: 7707 diff changeset	174 return _SOCKETINVALID;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	175 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	176
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	177 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	178 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	179 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	180
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	181 -- Get IP address
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	182 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	183 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	184 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	185
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	186 -- 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	187 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	188 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	189 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	190
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	191 -- 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	192 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	193 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	194 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	195
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	196 -- 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	197 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	198 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	199 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	200 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	201 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	202 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	203 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	204
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	205 -- Return underlying socket
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	206 function interface:socket()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	207 return self.conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	208 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	209
7910 91db637be237 net.server_epoll: Add method for changing read pattern Kim Alvefur <zash@zash.se> parents: 7817 diff changeset	210 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	211 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	212 end
91db637be237 net.server_epoll: Add method for changing read pattern Kim Alvefur <zash@zash.se> parents: 7817 diff changeset	213
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	214 function interface:setoption(k, v)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	215 -- LuaSec doesn't expose setoption :(
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	216 if self.conn.setoption then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	217 self.conn:setoption(k, v);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	218 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	219 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	220
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	221 -- Timeout for detecting dead or idle sockets
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	222 function interface:setreadtimeout(t)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	223 if t == false then
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:close();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	226 self._readtimeout = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	227 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	228 return
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	229 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	230 t = t or cfg.read_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	231 if self._readtimeout then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	232 self._readtimeout[1] = gettime() + t;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	233 resort_timers = true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	234 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	235 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	236 if self:on("readtimeout") then
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	237 return cfg.read_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	238 else
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	239 self:on("disconnect", "read timeout");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	240 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	241 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	242 end);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	243 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	244 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	245
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	246 -- Timeout for detecting dead sockets
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	247 function interface:setwritetimeout(t)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	248 if t == false then
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:close();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	251 self._writetimeout = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	252 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	253 return
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	254 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	255 t = t or cfg.write_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	256 if self._writetimeout then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	257 self._writetimeout[1] = gettime() + t;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	258 resort_timers = true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	259 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	260 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	261 self:on("disconnect", "write timeout");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	262 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	263 end);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	264 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	265 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	266
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	267 function interface:add(r, w)
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	268 local fd = self:getfd();
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	269 if fd < 0 then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	270 return nil, "invalid fd";
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	271 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	272 if r == nil then r = self._wantread; end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	273 if w == nil then w = self._wantwrite; end
9384 5c8006ce8cb8 net.server_epoll: Include errno in log messages Kim Alvefur <zash@zash.se> parents: 9383 diff changeset	274 local ok, err, errno = poll:add(fd, r, w);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	275 if not ok then
9506 ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	276 if errno == EEXIST then
ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	277 log("debug", "%s already registered!", self);
ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	278 return self:set(r, w); -- So try to change its flags
ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	279 end
9441 116a9d0a295c net.server_epoll: Pass error number to logging Kim Alvefur <zash@zash.se> parents: 9439 diff changeset	280 log("error", "Could not register %s: %s(%d)", self, err, errno);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	281 return ok, err;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	282 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	283 self._wantread, self._wantwrite = r, w;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	284 fds[fd] = self;
9381 80be543a3785 net.server_epoll: Watching instead of registering, seems more understandable Kim Alvefur <zash@zash.se> parents: 9321 diff changeset	285 log("debug", "Watching %s", self);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	286 return true;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	287 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	288
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	289 function interface:set(r, w)
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	290 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	291 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	292 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	293 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	294 if r == nil then r = self._wantread; end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	295 if w == nil then w = self._wantwrite; end
9384 5c8006ce8cb8 net.server_epoll: Include errno in log messages Kim Alvefur <zash@zash.se> parents: 9383 diff changeset	296 local ok, err, errno = poll:set(fd, r, w);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	297 if not ok then
9384 5c8006ce8cb8 net.server_epoll: Include errno in log messages Kim Alvefur <zash@zash.se> parents: 9383 diff changeset	298 log("error", "Could not update poller state %s: %s(%d)", self, err, errno);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	299 return ok, err;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	300 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	301 self._wantread, self._wantwrite = r, w;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	302 return true;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	303 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	304
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	305 function interface:del()
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	306 local fd = self:getfd();
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	307 if fd < 0 then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	308 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	309 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	310 if fds[fd] ~= self then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	311 return nil, "unregistered fd";
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	312 end
9384 5c8006ce8cb8 net.server_epoll: Include errno in log messages Kim Alvefur <zash@zash.se> parents: 9383 diff changeset	313 local ok, err, errno = poll:del(fd);
9507 33d21f020b66 net.server_epoll: Ignore ENOENT when deregitering socket Kim Alvefur <zash@zash.se> parents: 9506 diff changeset	314 if not ok and errno ~= ENOENT then
9384 5c8006ce8cb8 net.server_epoll: Include errno in log messages Kim Alvefur <zash@zash.se> parents: 9383 diff changeset	315 log("error", "Could not unregister %s: %s(%d)", self, err, errno);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	316 return ok, err;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	317 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	318 self._wantread, self._wantwrite = nil, nil;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	319 fds[fd] = nil;
9381 80be543a3785 net.server_epoll: Watching instead of registering, seems more understandable Kim Alvefur <zash@zash.se> parents: 9321 diff changeset	320 log("debug", "Unwatched %s", self);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	321 return true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	322 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	323
9320 8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	324 function interface:setflags(r, w)
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	325 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	326 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	327 return true; -- no change
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	328 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	329 return self:add(r, w);
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	330 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	331 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	332 return self:del();
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	333 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	334 return self:set(r, w);
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	335 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	336
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	337 -- Called when socket is readable
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	338 function interface:onreadable()
9311 9b0604fe01f1 net.server_epoll: Make read_size a server-wide option Kim Alvefur <zash@zash.se> parents: 9310 diff changeset	339 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	340 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	341 self:onconnect();
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	342 self:on("incoming", data);
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	343 else
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	344 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	345 self:onconnect();
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	346 self:on("incoming", partial, err);
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	347 end
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	348 if err == "wantread" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	349 self:set(true, nil);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	350 elseif err == "wantwrite" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	351 self:set(nil, true);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	352 elseif err ~= "timeout" then
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	353 self:on("disconnect", err);
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	354 self:destroy()
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	355 return;
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	356 end
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	357 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	358 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	359 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	360 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	361 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	362 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	363 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	364 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	365 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	366
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	367 -- Called when socket is writable
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	368 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	369 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	370 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	371 local buffer = self.writebuffer;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	372 local data = t_concat(buffer);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	373 local ok, err, partial = self.conn:send(data);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	374 if ok then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	375 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	376 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	377 buffer[i] = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	378 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	379 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	380 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	381 return;
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	382 elseif partial then
7591 138f16eb39fb net.server_epoll: Improve syntax Kim Alvefur <zash@zash.se> parents: 7590 diff changeset	383 buffer[1] = data:sub(partial+1);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	384 for i = #buffer, 2, -1 do
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	385 buffer[i] = nil;
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 self:setwritetimeout();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	388 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	389 if err == "wantwrite" or err == "timeout" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	390 self:set(nil, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	391 elseif err == "wantread" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	392 self:set(true, nil);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	393 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	394 self:on("disconnect", err);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	395 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	396 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	397 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	398
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	399 -- The write buffer has been successfully emptied
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	400 function interface:ondrain()
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	401 return self:on("drain");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	402 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	403
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	404 -- 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	405 function interface:write(data)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	406 local buffer = self.writebuffer;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	407 if buffer then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	408 t_insert(buffer, data);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	409 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	410 self.writebuffer = { data };
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	411 end
9581 1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	412 if not self._write_lock then
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	413 self:setwritetimeout();
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	414 self:set(nil, true);
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	415 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	416 return #data;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	417 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	418 interface.send = interface.write;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	419
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	420 -- Close, possibly after writing is done
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	421 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	422 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	423 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	424 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	425 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	426 self.ondrain = interface.close;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	427 else
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	428 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	429 self.write, self.send = noop, noop;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	430 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	431 self:on("disconnect");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	432 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	433 end
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:destroy()
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	437 self:del();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	438 self:setwritetimeout(false);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	439 self:setreadtimeout(false);
7594 5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	440 self.onreadable = noop;
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	441 self.onwritable = noop;
7594 5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	442 self.destroy = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	443 self.close = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	444 self.on = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	445 self.conn:close();
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	446 self.conn = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	447 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	448
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	449 function interface:ssl()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	450 return self._tls;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	451 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	452
9300 1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency Kim Alvefur <zash@zash.se> parents: 8983 diff changeset	453 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	454 if tls_ctx then self.tls_ctx = tls_ctx; end
9430 412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	455 self.starttls = false;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	456 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	457 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	458 self.ondrain = interface.starttls;
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	459 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	460 else
9430 412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	461 if self.ondrain == interface.starttls then
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	462 self.ondrain = nil;
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	463 end
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	464 self.onwritable = interface.tlshandskake;
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	465 self.onreadable = interface.tlshandskake;
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	466 self:set(true, true);
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	467 log("debug", "Prepare to start TLS on %s", self);
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	468 end
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	469 end
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	470
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	471 function interface:tlshandskake()
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	472 self:setwritetimeout(false);
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	473 self:setreadtimeout(false);
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	474 if not self._tls then
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	475 self._tls = true;
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	476 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	477 self:del();
9431 c3c0523a37c6 net.server_epoll: Catch errors from luasec.wrap Kim Alvefur <zash@zash.se> parents: 9430 diff changeset	478 local ok, conn, err = pcall(luasec.wrap, self.conn, self.tls_ctx);
c3c0523a37c6 net.server_epoll: Catch errors from luasec.wrap Kim Alvefur <zash@zash.se> parents: 9430 diff changeset	479 if not ok then
c3c0523a37c6 net.server_epoll: Catch errors from luasec.wrap Kim Alvefur <zash@zash.se> parents: 9430 diff changeset	480 conn, err = ok, conn;
9573 57637247356d net.server_epoll: Shuffle variables earlier to improve readability Kim Alvefur <zash@zash.se> parents: 9508 diff changeset	481 log("error", "Failed to initialize TLS: %s", err);
9431 c3c0523a37c6 net.server_epoll: Catch errors from luasec.wrap Kim Alvefur <zash@zash.se> parents: 9430 diff changeset	482 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	483 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	484 self:on("disconnect", err);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	485 self:destroy();
7595 166b2e0766a4 net.server_epoll: Return status from starttls method Kim Alvefur <zash@zash.se> parents: 7594 diff changeset	486 return conn, err;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	487 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	488 conn:settimeout(0);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	489 self.conn = conn;
9430 412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	490 self:on("starttls");
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	491 self.ondrain = nil;
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	492 self.onwritable = interface.tlshandskake;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	493 self.onreadable = interface.tlshandskake;
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	494 return self:init();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	495 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	496 local ok, err = self.conn:dohandshake();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	497 if ok then
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	498 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	499 self.onwritable = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	500 self.onreadable = nil;
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	501 self:on("status", "ssl-handshake-complete");
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	502 self:setwritetimeout();
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	503 self:set(true, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	504 elseif err == "wantread" then
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	505 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	506 self:set(true, false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	507 self:setreadtimeout(cfg.handshake_timeout);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	508 elseif err == "wantwrite" then
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	509 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	510 self:set(false, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	511 self:setwritetimeout(cfg.handshake_timeout);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	512 else
9301 2f9687c09e6e net.server_epoll: Remove coercion of connections to strings Kim Alvefur <zash@zash.se> parents: 9300 diff changeset	513 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	514 self:on("disconnect", err);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	515 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	516 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	517 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	518
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	519 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	520 client:settimeout(0);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	521 local conn = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	522 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	523 _server = server;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	524 created = gettime();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	525 listeners = listeners;
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	526 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	527 writebuffer = {};
9432 2e3f66475cc8 net.server_epoll: Inherit Direct TLS flag from servers to their clients Kim Alvefur <zash@zash.se> parents: 9431 diff changeset	528 tls_ctx = tls_ctx or (server and server.tls_ctx);
2e3f66475cc8 net.server_epoll: Inherit Direct TLS flag from servers to their clients Kim Alvefur <zash@zash.se> parents: 9431 diff changeset	529 tls_direct = server and server.tls_direct;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	530 }, interface_mt);
7591 138f16eb39fb net.server_epoll: Improve syntax Kim Alvefur <zash@zash.se> parents: 7590 diff changeset	531
9383 3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	532 conn:updatenames();
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	533 return conn;
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	534 end
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	535
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	536 function interface:updatenames()
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	537 local conn = self.conn;
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	538 local ok, peername, peerport = pcall(conn.getpeername, conn);
9382 31a2be28729c net.server_epoll: Protect from errors in get{peer,sock}name Kim Alvefur <zash@zash.se> parents: 9381 diff changeset	539 if ok then
9383 3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	540 self.peername, self.peerport = peername, peerport;
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	541 end
9383 3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	542 local ok, sockname, sockport = pcall(conn.getsockname, conn);
9382 31a2be28729c net.server_epoll: Protect from errors in get{peer,sock}name Kim Alvefur <zash@zash.se> parents: 9381 diff changeset	543 if ok then
9383 3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	544 self.sockname, self.sockport = sockname, sockport;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	545 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	546 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	547
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	548 -- A server interface has new incoming connections waiting
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	549 -- This replaces the onreadable callback
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	550 function interface:onacceptable()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	551 local conn, err = self.conn:accept();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	552 if not conn then
7574 97b8506118a9 net.server_epoll: Fix missing quotes in logging call Kim Alvefur <zash@zash.se> parents: 7573 diff changeset	553 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	554 self:pausefor(cfg.accept_retry_interval);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	555 return;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	556 end
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	557 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	558 log("debug", "New connection %s", tostring(client));
9430 412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	559 client:init();
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	560 if self.tls_direct then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	561 client:starttls(self.tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	562 end
7597 cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	563 end
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	564
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	565 -- Initialization
7597 cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	566 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	567 self:setwritetimeout();
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	568 return self:add(true, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	569 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	570
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	571 function interface:pause()
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	572 return self:set(false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	573 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	574
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	575 function interface:resume()
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	576 return self:set(true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	577 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	578
7624 23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	579 -- Pause connection for some time
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	580 function interface:pausefor(t)
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	581 if self._pausefor then
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	582 self._pausefor:close();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	583 end
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	584 if t == false then return; end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	585 self:set(false);
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	586 self._pausefor = addtimer(t, function ()
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	587 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	588 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	589 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	590 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	591 self:set(true);
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	592 end);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	593 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	594
9581 1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	595 function interface:pause_writes()
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	596 self._write_lock = true;
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	597 self:setwritetimeout(false);
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	598 self:set(nil, false);
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	599 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	600
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	601 function interface:resume_writes()
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	602 self._write_lock = nil;
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	603 if self.writebuffer[1] then
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	604 self:setwritetimeout();
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	605 self:set(nil, true);
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	606 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	607 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	608
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	609 -- Connected!
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	610 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	611 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	612 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	613 end
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	614 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	615 self:on("connect");
8506 174fd716c9fa server_epoll: Rework how socket readyness is detected Kim Alvefur <zash@zash.se> parents: 8271 diff changeset	616 end
174fd716c9fa server_epoll: Rework how socket readyness is detected Kim Alvefur <zash@zash.se> parents: 8271 diff changeset	617
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	618 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	619 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	620 if not conn then return conn, err; end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	621 conn:settimeout(0);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	622 local server = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	623 conn = conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	624 created = gettime();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	625 listeners = listeners;
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	626 read_size = read_size;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	627 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	628 tls_ctx = tls_ctx;
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	629 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	630 sockname = addr;
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	631 sockport = port;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	632 }, interface_mt);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	633 server:add(true, false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	634 return server;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	635 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	636
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	637 -- COMPAT
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	638 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	639 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	640 if not client.peername then
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	641 client.peername, client.peerport = addr, port;
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	642 end
9473 5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	643 local ok, err = client:init();
5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	644 if not ok then return ok, err; end
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	645 if tls_ctx then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	646 client:starttls(tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	647 end
7551 838212918f11 net.server_epoll: Rename arguments and varibles for consistensy Kim Alvefur <zash@zash.se> parents: 7550 diff changeset	648 return client;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	649 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	650
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	651 -- New outgoing TCP connection
9497 183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	652 local function addclient(addr, port, listeners, read_size, tls_ctx, typ)
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	653 local create;
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	654 if not typ then
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	655 local n = inet_pton(addr);
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	656 if not n then return nil, "invalid-ip"; end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	657 if #n == 16 then
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	658 typ = "tcp6";
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	659 else
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	660 typ = "tcp4";
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	661 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	662 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	663 if typ then
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	664 create = socket[typ];
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	665 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	666 if type(create) ~= "function" then
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	667 return nil, "invalid socket type";
9473 5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	668 end
5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	669 local conn, err = create();
9498 cc593002f2e2 net.server_epoll: Check return conditions of early socket setup Kim Alvefur <zash@zash.se> parents: 9497 diff changeset	670 local ok, err = conn:settimeout(0);
cc593002f2e2 net.server_epoll: Check return conditions of early socket setup Kim Alvefur <zash@zash.se> parents: 9497 diff changeset	671 if not ok then return ok, err; end
9499 36e379f058c8 net.server: Swich method for connecting sockets with remotes Kim Alvefur <zash@zash.se> parents: 9498 diff changeset	672 local ok, err = conn:setpeername(addr, port);
9498 cc593002f2e2 net.server_epoll: Check return conditions of early socket setup Kim Alvefur <zash@zash.se> parents: 9497 diff changeset	673 if not ok and err ~= "timeout" then return ok, err; end
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	674 local client = wrapsocket(conn, nil, read_size, listeners, tls_ctx)
9473 5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	675 local ok, err = client:init();
5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	676 if not ok then return ok, err; end
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	677 if tls_ctx then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	678 client:starttls(tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	679 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	680 return client, conn;
7553 4f3e4a092348 net.server_epoll: Make addclient use wrapclient Kim Alvefur <zash@zash.se> parents: 7552 diff changeset	681 end
4f3e4a092348 net.server_epoll: Make addclient use wrapclient Kim Alvefur <zash@zash.se> parents: 7552 diff changeset	682
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	683 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	684 local conn = setmetatable({
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	685 conn = fd;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	686 onreadable = onreadable;
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	687 onwritable = onwritable;
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	688 close = function (self)
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	689 self:del();
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	690 end
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	691 }, interface_mt);
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	692 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	693 conn.getfd = function ()
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	694 return fd;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	695 end;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	696 -- 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	697 end
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	698 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	699 return conn;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	700 end;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	701
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	702 -- 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	703 local function link(from, to)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	704 from.listeners = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	705 onincoming = function (_, data)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	706 from:pause();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	707 to:write(data);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	708 end,
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	709 }, {__index=from.listeners});
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	710 to.listeners = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	711 ondrain = function ()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	712 from:resume();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	713 end,
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	714 }, {__index=to.listeners});
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	715 from:set(true, nil);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	716 to:set(nil, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	717 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	718
9438 916bee81eb7e net.server_epoll: Make :set_send a noop, should fix net.adns Kim Alvefur <zash@zash.se> parents: 9432 diff changeset	719 -- COMPAT
916bee81eb7e net.server_epoll: Make :set_send a noop, should fix net.adns Kim Alvefur <zash@zash.se> parents: 9432 diff changeset	720 -- net.adns calls this but then replaces :send so this can be a noop
9439 988392a56495 net.server_epoll: Fix luacheck annotation Kim Alvefur <zash@zash.se> parents: 9438 diff changeset	721 function interface:set_send(new_send) -- luacheck: ignore 212
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	722 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	723
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	724 -- 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	725 local function closeall()
7799 93643a61858a server_epoll: Ignore unused loop variable [luacheck] Kim Alvefur <zash@zash.se> parents: 7797 diff changeset	726 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	727 conn:close();
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	728 end
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	729 end
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	730
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	731 local quitting = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	732
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	733 -- 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	734 local function setquitting(quit)
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	735 if quit then
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	736 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	737 closeall();
7796 12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	738 else
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	739 quitting = nil;
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	740 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	741 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	742
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	743 -- 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	744 local function loop(once)
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	745 repeat
7658 e14a124c4d73 net.server_epoll: Make minimum poll wait time configurable Kim Alvefur <zash@zash.se> parents: 7657 diff changeset	746 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	747 local fd, r, w = poll:wait(t);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	748 if fd then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	749 local conn = fds[fd];
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	750 if conn then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	751 if r then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	752 conn:onreadable();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	753 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	754 if w then
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	755 conn:onwritable();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	756 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	757 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	758 log("debug", "Removing unknown fd %d", fd);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	759 poll:del(fd);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	760 end
9508 2055b497b515 net.server_epoll: Special handling of signal interrupts Kim Alvefur <zash@zash.se> parents: 9507 diff changeset	761 elseif r ~= "timeout" and r ~= "signal" then
9445 af7eafe82447 net.server_epoll: Log error number from wait() Kim Alvefur <zash@zash.se> parents: 9441 diff changeset	762 log("debug", "epoll_wait error: %s[%d]", r, w);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	763 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	764 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	765 return quitting;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	766 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	767
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	768 return {
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	769 get_backend = function () return "epoll"; end;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	770 addserver = addserver;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	771 addclient = addclient;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	772 add_task = addtimer;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	773 at = at;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	774 loop = loop;
7794 424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	775 closeall = closeall;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	776 setquitting = setquitting;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	777 wrapclient = wrapclient;
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	778 watchfd = watchfd;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	779 link = link;
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	780 set_config = function (newconfig)
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	781 cfg = setmetatable(newconfig, default_config);
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	782 end;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	783
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	784 -- libevent emulation
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	785 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	786 addevent = function (fd, mode, callback)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	787 local function onevent(self)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	788 local ret = self:callback();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	789 if ret == -1 then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	790 self:set(false, false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	791 elseif ret then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	792 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	793 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	794 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	795
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	796 local conn = setmetatable({
4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	797 getfd = function () return fd; end;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	798 callback = callback;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	799 onreadable = onevent;
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	800 onwritable = onevent;
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	801 close = function (self)
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	802 self:del();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	803 fds[fd] = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	804 end;
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	805 }, interface_mt);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	806 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	807 if not ok then return ok, err; end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	808 return conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	809 end;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	810 };

prosody

1be99aedb0b3

net/server_epoll.lua

Software / code / prosody

Annotate

net/server_epoll.lua @ 9581:1be99aedb0b3

Software `/` code `/` prosody