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net/server_epoll.lua @ 13574:f29d15aef6f8

util.pposix: Add fdopen() to return a Lua file object from an fd Now we can, for example, read/write pipes using Lua's standard I/O routines.

author	Matthew Wild <mwild1@gmail.com>
date	Wed, 20 Nov 2024 12:08:59 +0000
parent	13571:ca041359c045
child	13652:a08065207ef0

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 setmetatable = setmetatable;
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	10 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	11 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	12 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	13 local pairs = pairs;
11413 9fb23779c863 net.server_epoll: Support for passing DANE TLSA data to LuaSec (0.8 needed) Kim Alvefur <zash@zash.se> parents: 11267 diff changeset	14 local ipairs = ipairs;
10586 f86ed818a7f8 net.server_epoll: Collect full traceback from errors in listeners Kim Alvefur <zash@zash.se> parents: 10571 diff changeset	15 local traceback = debug.traceback;
12974 ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	16 local logger = require "prosody.util.logger";
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	17 local log = logger.init("server_epoll");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	18 local socket = require "socket";
12974 ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	19 local realtime = require "prosody.util.time".now;
ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	20 local monotonic = require "prosody.util.time".monotonic;
ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	21 local indexedbheap = require "prosody.util.indexedbheap";
ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	22 local createtable = require "prosody.util.table".create;
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	23 local dbuffer = require "prosody.util.dbuffer";
12974 ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	24 local inet = require "prosody.util.net";
9473 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;
12974 ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	27 local new_id = require "prosody.util.id".short;
ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	28 local xpcall = require "prosody.util.xpcall".xpcall;
ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	29 local sslconfig = require "prosody.util.sslconfig";
ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	30 local tls_impl = require "prosody.net.tls_luasec";
13440 b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	31 local have_signal, signal = pcall(require, "prosody.util.signal");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	32
12974 ba409c67353b net: Prefix module imports with prosody namespace Kim Alvefur <zash@zash.se> parents: 12828 diff changeset	33 local poller = require "prosody.util.poll"
9506 ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	34 local EEXIST = poller.EEXIST;
9507 33d21f020b66 net.server_epoll: Ignore ENOENT when deregitering socket Kim Alvefur <zash@zash.se> parents: 9506 diff changeset	35 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	36
13490 6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	37 -- systemd socket activation
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	38 local SD_LISTEN_FDS_START = 3;
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	39 local SD_LISTEN_FDS = tonumber(os.getenv("LISTEN_FDS")) or 0;
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	40
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	41 local inherited_sockets = setmetatable({}, {
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	42 __index = function(t, k)
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	43 local serv_mt = debug.getregistry()["tcp{server}"];
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	44 for i = 1, SD_LISTEN_FDS do
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	45 local serv = socket.tcp();
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	46 if serv:getfd() ~= _SOCKETINVALID then
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	47 -- If LuaSocket allocated a FD for then we can't really close it and it would leak.
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	48 log("error", "LuaSocket not compatible with socket activation. Upgrade LuaSocket or disable socket activation.");
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	49 setmetatable(t, nil);
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	50 break
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	51 end
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	52 serv:setfd(SD_LISTEN_FDS_START + i - 1);
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	53 debug.setmetatable(serv, serv_mt);
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	54 serv:settimeout(0);
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	55 local ip, port = serv:getsockname();
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	56 t[ip .. ":" .. port] = serv;
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	57 if ip == "0.0.0.0" then
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	58 -- LuaSocket treats '*' as an alias for '0.0.0.0'
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	59 t["*:" .. port] = serv;
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	60 end
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	61 end
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	62
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	63 -- Disable lazy-loading mechanism once performed
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	64 setmetatable(t, nil);
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	65 return t[k];
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	66 end;
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	67 });
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	68
9506 ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	69 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	70
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	71 local _ENV = nil;
8555 4f0f5b49bb03 vairious: Add annotation when an empty environment is set [luacheck] Kim Alvefur <zash@zash.se> parents: 8552 diff changeset	72 -- luacheck: std none
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	73
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	74 local default_config = { __index = {
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	75 -- If a connection is silent for this long, close it unless onreadtimeout says not to
8983 23f66f04e216 net.server: Set default read timeout to 14 minutes (fixes #971) Kim Alvefur <zash@zash.se> parents: 8781 diff changeset	76 read_timeout = 14 * 60;
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	77
4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	78 -- How long to wait for a socket to become writable after queuing data to send
9825 5ccce16c6449 net.server_epoll: Increase send_timeout to 3 minutes (to match server_event) Kim Alvefur <zash@zash.se> parents: 9824 diff changeset	79 send_timeout = 180;
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	80
9824 729de68f0068 net.server_epoll: Separate timeout for initial connection attempts Kim Alvefur <zash@zash.se> parents: 9823 diff changeset	81 -- How long to wait for a socket to become writable after creation
729de68f0068 net.server_epoll: Separate timeout for initial connection attempts Kim Alvefur <zash@zash.se> parents: 9823 diff changeset	82 connect_timeout = 20;
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	83
4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	84 -- Some number possibly influencing how many pending connections can be accepted
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	85 tcp_backlog = 128;
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	86
4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	87 -- If accepting a new incoming connection fails, wait this long before trying again
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	88 accept_retry_interval = 10;
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	89
11671 4e4e26e3df8d net.server_epoll: Fix typo Kim Alvefur <zash@zash.se> parents: 11665 diff changeset	90 -- If there is still more data to read from LuaSockets buffer, wait this long and read again
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	91 read_retry_delay = 1e-06;
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	92
4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	93 -- Size of chunks to read from sockets
9311 9b0604fe01f1 net.server_epoll: Make read_size a server-wide option Kim Alvefur <zash@zash.se> parents: 9310 diff changeset	94 read_size = 8192;
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	95
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	96 -- Maximum size of send buffer, after which additional data is rejected
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	97 max_send_buffer_size = 3210241024;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	98
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	99 -- How many chunks (immutable strings) to keep in the send buffer
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	100 send_buffer_chunks = nil;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	101
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	102 -- Maximum amount of data to send at once (to the TCP buffers), default based on /proc/sys/net/ipv4/tcp_wmem
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	103 max_send_chunk = 410241024;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	104
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	105 -- Timeout used during between steps in TLS handshakes
9822 13c2707d2417 net.server_epoll: Rename handshake_timeout to ssl_handshake_timeout (fixes #1319) Kim Alvefur <zash@zash.se> parents: 9821 diff changeset	106 ssl_handshake_timeout = 60;
9665 4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	107
4790d1b88919 server_epoll: Add comments describing config options Kim Alvefur <zash@zash.se> parents: 9664 diff changeset	108 -- Maximum and minimum amount of time to sleep waiting for events (adjusted for pending timers)
7623 a1c040a5754f net.server_epoll: Make maximum wait time configurable Kim Alvefur <zash@zash.se> parents: 7606 diff changeset	109 max_wait = 86400;
11694 d6be4dda1f60 net.server_epoll: Set minimum wait time to 1ms, matching epoll Kim Alvefur <zash@zash.se> parents: 11689 diff changeset	110 min_wait = 0.001;
10081 72adf1f39404 net.server_epoll: Add experimental option to close connections in case of listener error Kim Alvefur <zash@zash.se> parents: 10080 diff changeset	111
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	112 -- Enable extra noisy debug logging
12342 cba0b93320b7 net.server_epoll: Disable verbose mode by default Kim Alvefur <zash@zash.se> parents: 12110 diff changeset	113 verbose = false;
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	114
10081 72adf1f39404 net.server_epoll: Add experimental option to close connections in case of listener error Kim Alvefur <zash@zash.se> parents: 10080 diff changeset	115 -- EXPERIMENTAL
72adf1f39404 net.server_epoll: Add experimental option to close connections in case of listener error Kim Alvefur <zash@zash.se> parents: 10080 diff changeset	116 -- Whether to kill connections in case of callback errors.
72adf1f39404 net.server_epoll: Add experimental option to close connections in case of listener error Kim Alvefur <zash@zash.se> parents: 10080 diff changeset	117 fatal_errors = false;
10228 e77bf4222fae net.server_epoll: Add support for opportunistic writes Kim Alvefur <zash@zash.se> parents: 10098 diff changeset	118
10992 df3ee12acd8c net.server_epoll: Add setting for turning off callback protections Kim Alvefur <zash@zash.se> parents: 10991 diff changeset	119 -- Or disable protection (like server_select) for potential performance gains
df3ee12acd8c net.server_epoll: Add setting for turning off callback protections Kim Alvefur <zash@zash.se> parents: 10991 diff changeset	120 protect_listeners = true;
df3ee12acd8c net.server_epoll: Add setting for turning off callback protections Kim Alvefur <zash@zash.se> parents: 10991 diff changeset	121
10228 e77bf4222fae net.server_epoll: Add support for opportunistic writes Kim Alvefur <zash@zash.se> parents: 10098 diff changeset	122 -- Attempt writes instantly
e77bf4222fae net.server_epoll: Add support for opportunistic writes Kim Alvefur <zash@zash.se> parents: 10098 diff changeset	123 opportunistic_writes = false;
11687 153d2fdd97d3 net.server_epoll: Add way to enable TCP keeplives on all connections Kim Alvefur <zash@zash.se> parents: 11686 diff changeset	124
153d2fdd97d3 net.server_epoll: Add way to enable TCP keeplives on all connections Kim Alvefur <zash@zash.se> parents: 11686 diff changeset	125 -- TCP Keepalives
153d2fdd97d3 net.server_epoll: Add way to enable TCP keeplives on all connections Kim Alvefur <zash@zash.se> parents: 11686 diff changeset	126 tcp_keepalive = false; -- boolean \| number
11689 f9f6e82fb572 net.server_epoll: Add setting for disabling the Nagle algorithm Kim Alvefur <zash@zash.se> parents: 11688 diff changeset	127
f9f6e82fb572 net.server_epoll: Add setting for disabling the Nagle algorithm Kim Alvefur <zash@zash.se> parents: 11688 diff changeset	128 -- Whether to let the Nagle algorithm stay enabled
f9f6e82fb572 net.server_epoll: Add setting for disabling the Nagle algorithm Kim Alvefur <zash@zash.se> parents: 11688 diff changeset	129 nagle = true;
11696 917eca7be82b net.server_epoll: Optionally let go of buffers Kim Alvefur <zash@zash.se> parents: 11695 diff changeset	130
917eca7be82b net.server_epoll: Optionally let go of buffers Kim Alvefur <zash@zash.se> parents: 11695 diff changeset	131 -- Reuse write buffer tables
917eca7be82b net.server_epoll: Optionally let go of buffers Kim Alvefur <zash@zash.se> parents: 11695 diff changeset	132 keep_buffers = true;
11811 ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	133
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	134 --- How long to wait after getting the shutdown signal before forcefully tearing down every socket
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	135 shutdown_deadline = 5;
12512 b7f07585ec4c net.server_epoll: Add support for TCP Fast Open Kim Alvefur <zash@zash.se> parents: 12481 diff changeset	136
b7f07585ec4c net.server_epoll: Add support for TCP Fast Open Kim Alvefur <zash@zash.se> parents: 12481 diff changeset	137 -- TCP Fast Open
b7f07585ec4c net.server_epoll: Add support for TCP Fast Open Kim Alvefur <zash@zash.se> parents: 12481 diff changeset	138 tcp_fastopen = false;
12515 76c1725f4467 net.server_epoll: Add option to defer accept() until data available Kim Alvefur <zash@zash.se> parents: 12514 diff changeset	139
76c1725f4467 net.server_epoll: Add option to defer accept() until data available Kim Alvefur <zash@zash.se> parents: 12514 diff changeset	140 -- Defer accept until incoming data is available
76c1725f4467 net.server_epoll: Add option to defer accept() until data available Kim Alvefur <zash@zash.se> parents: 12514 diff changeset	141 tcp_defer_accept = false;
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	142 }};
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	143 local cfg = default_config.__index;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	144
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	145 local fds = createtable(10, 0); -- FD -> conn
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	146
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	147 -- Timer and scheduling --
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	148
10059 c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	149 local timers = indexedbheap.create();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	150
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	151 local function noop() end
11761 dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	152
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	153 -- Keep track of recently closed timers to avoid re-adding them
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	154 local closedtimers = {};
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	155
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	156 local function closetimer(id)
11761 dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	157 if timers:remove(id) then
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	158 closedtimers[id] = true;
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	159 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	160 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	161
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	162 local function reschedule(id, time)
10492 8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling Kim Alvefur <zash@zash.se> parents: 10491 diff changeset	163 time = monotonic() + time;
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	164 timers:reprioritize(id, time);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	165 end
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	166
0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	167 -- Add relative timer
10982 276f16101d59 net.server_epoll: Make API-compatible with util.timer Kim Alvefur <zash@zash.se> parents: 10861 diff changeset	168 local function addtimer(timeout, f, param)
10492 8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling Kim Alvefur <zash@zash.se> parents: 10491 diff changeset	169 local time = monotonic() + timeout;
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	170 if param ~= nil then
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	171 local timer_callback = f
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	172 function f(current_time, timer_id)
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	173 local t = timer_callback(current_time, timer_id, param)
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	174 return t;
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	175 end
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	176 end
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	177 local id = timers:insert(f, time);
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	178 return id;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	179 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	180
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	181 -- Run callbacks of expired timers
0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	182 -- 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	183 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	184 -- Any timers at all?
10492 8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling Kim Alvefur <zash@zash.se> parents: 10491 diff changeset	185 local elapsed = monotonic();
8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling Kim Alvefur <zash@zash.se> parents: 10491 diff changeset	186 local now = realtime();
10059 c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	187 local peek = timers:peek();
11262 2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	188 local readd;
10059 c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	189 while peek do
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	190
10492 8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling Kim Alvefur <zash@zash.se> parents: 10491 diff changeset	191 if peek > elapsed then
10059 c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	192 break;
10681 e531273341d3 net.server_epoll: Fix indentation Kim Alvefur <zash@zash.se> parents: 10059 diff changeset	193 end
10059 c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	194
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	195 local _, timer, id = timers:pop();
10990 03e76ad725b2 net.server_epoll: ... and include a traceback Kim Alvefur <zash@zash.se> parents: 10989 diff changeset	196 local ok, ret = xpcall(timer, traceback, now, id);
11761 dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	197 if ok and type(ret) == "number" and not closedtimers[id] then
10492 8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling Kim Alvefur <zash@zash.se> parents: 10491 diff changeset	198 local next_time = elapsed+ret;
11262 2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	199 -- Delay insertion of timers to be re-added
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	200 -- so they don't get called again this tick
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	201 if readd then
11264 2cdcf55c6dd5 Merge 0.11->trunk Kim Alvefur <zash@zash.se> parents: 11239 11262 diff changeset	202 readd[id] = { timer, next_time };
11262 2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	203 else
11264 2cdcf55c6dd5 Merge 0.11->trunk Kim Alvefur <zash@zash.se> parents: 11239 11262 diff changeset	204 readd = { [id] = { timer, next_time } };
11262 2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	205 end
10989 b824fe9d0c8b net.server_epoll: Report errors in timers Kim Alvefur <zash@zash.se> parents: 10987 diff changeset	206 elseif not ok then
b824fe9d0c8b net.server_epoll: Report errors in timers Kim Alvefur <zash@zash.se> parents: 10987 diff changeset	207 log("error", "Error in timer: %s", ret);
10681 e531273341d3 net.server_epoll: Fix indentation Kim Alvefur <zash@zash.se> parents: 10059 diff changeset	208 end
10059 c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	209
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	210 peek = timers:peek();
10681 e531273341d3 net.server_epoll: Fix indentation Kim Alvefur <zash@zash.se> parents: 10059 diff changeset	211 end
11262 2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	212
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	213 if readd then
11751 a8c9a78c6a4b net.server_epoll: Fix to preserve ids of readded timers Kim Alvefur <zash@zash.se> parents: 11265 diff changeset	214 for id, timer in pairs(readd) do
11752 6427e2642976 Merge 0.11->trunk Kim Alvefur <zash@zash.se> parents: 11743 11751 diff changeset	215 timers:insert(timer[1], timer[2], id);
11262 2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	216 end
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	217 peek = timers:peek();
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	218 end
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	219
11761 dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	220 if next(closedtimers) ~= nil then
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	221 closedtimers = {};
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	222 end
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded Kim Alvefur <zash@zash.se> parents: 11752 diff changeset	223
10059 c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	224 if peek == nil then
7629 0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	225 return next_delay;
11262 2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick Kim Alvefur <zash@zash.se> parents: 11063 diff changeset	226 else
11264 2cdcf55c6dd5 Merge 0.11->trunk Kim Alvefur <zash@zash.se> parents: 11239 11262 diff changeset	227 next_delay = peek - elapsed;
7629 0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	228 end
0fcde9869cc1 net.server_epoll: Return early in the event of zero timers Kim Alvefur <zash@zash.se> parents: 7628 diff changeset	229
10059 c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	230 if next_delay < min_wait then
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388) Kim Alvefur <zash@zash.se> parents: 9994 diff changeset	231 return min_wait;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	232 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	233 return next_delay;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	234 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	235
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	236 -- Socket handler interface
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	237
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	238 local interface = {};
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	239 local interface_mt = { __index = interface };
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	240
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	241 function interface_mt:__tostring()
7585 b64218c816de net.server_epoll: Improve string representation of connections Kim Alvefur <zash@zash.se> parents: 7584 diff changeset	242 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	243 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	244 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	245 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	246 end
9321 146dc1e4c7ff net.server_epoll: Simplify minimal string representation Kim Alvefur <zash@zash.se> parents: 9320 diff changeset	247 return ("FD %d"):format(self:getfd());
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	248 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	249
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	250 interface.log = log;
11497 960674938665 net.server_epoll: Remove unnecessary luacheck annotations Kim Alvefur <zash@zash.se> parents: 11413 diff changeset	251 function interface:debug(msg, ...)
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	252 self.log("debug", msg, ...);
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	253 end
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	254
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	255 interface.noise = interface.debug;
11497 960674938665 net.server_epoll: Remove unnecessary luacheck annotations Kim Alvefur <zash@zash.se> parents: 11413 diff changeset	256 function interface:noise(msg, ...)
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	257 if cfg.verbose then
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	258 return self:debug(msg, ...);
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	259 end
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	260 end
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	261
11497 960674938665 net.server_epoll: Remove unnecessary luacheck annotations Kim Alvefur <zash@zash.se> parents: 11413 diff changeset	262 function interface:error(msg, ...)
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	263 self.log("error", msg, ...);
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	264 end
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	265
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	266 -- 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	267 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	268 self:on("detach");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	269 self.listeners = listeners;
9387 33e52f727f0f net.connect: Fix passing request table to new listener Kim Alvefur <zash@zash.se> parents: 9385 diff changeset	270 self:on("attach", data);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	271 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	272
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	273 -- 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	274 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	275 if not self.listeners then
10589 3540118699cf net.server_epoll: Log error about missing all callbacks at 'error' level Kim Alvefur <zash@zash.se> parents: 10588 diff changeset	276 self:error("Interface is missing listener callbacks");
8006 be374a5778f3 net.server_epoll: Log if there's a connection without listeners Kim Alvefur <zash@zash.se> parents: 7910 diff changeset	277 return;
be374a5778f3 net.server_epoll: Log if there's a connection without listeners Kim Alvefur <zash@zash.se> parents: 7910 diff changeset	278 end
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	279 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	280 if not listener then
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	281 self:noise("Missing listener 'on%s'", what); -- uncomment for development and debugging
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	282 return;
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	283 end
10992 df3ee12acd8c net.server_epoll: Add setting for turning off callback protections Kim Alvefur <zash@zash.se> parents: 10991 diff changeset	284 if not cfg.protect_listeners then
df3ee12acd8c net.server_epoll: Add setting for turning off callback protections Kim Alvefur <zash@zash.se> parents: 10991 diff changeset	285 return listener(self, ...);
df3ee12acd8c net.server_epoll: Add setting for turning off callback protections Kim Alvefur <zash@zash.se> parents: 10991 diff changeset	286 end
10991 aa85cb5b859f net.server_epoll: Allow setting a custom error handler for listener Kim Alvefur <zash@zash.se> parents: 10990 diff changeset	287 local onerror = self.listeners.onerror or traceback;
aa85cb5b859f net.server_epoll: Allow setting a custom error handler for listener Kim Alvefur <zash@zash.se> parents: 10990 diff changeset	288 local ok, err = xpcall(listener, onerror, self, ...);
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	289 if not ok then
10081 72adf1f39404 net.server_epoll: Add experimental option to close connections in case of listener error Kim Alvefur <zash@zash.se> parents: 10080 diff changeset	290 if cfg.fatal_errors then
10588 ceadf3d3fecf net.server_epoll: Log errors caught in listeners on 'error' level Kim Alvefur <zash@zash.se> parents: 10587 diff changeset	291 self:error("Closing due to error calling on%s: %s", what, err);
10081 72adf1f39404 net.server_epoll: Add experimental option to close connections in case of listener error Kim Alvefur <zash@zash.se> parents: 10080 diff changeset	292 self:destroy();
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	293 else
11239 06a5919e2496 net.server_epoll: Increase log level for error in callback Kim Alvefur <zash@zash.se> parents: 11068 diff changeset	294 self:error("Error calling on%s: %s", what, err);
10081 72adf1f39404 net.server_epoll: Add experimental option to close connections in case of listener error Kim Alvefur <zash@zash.se> parents: 10080 diff changeset	295 end
10080 39ca4202ae1e net.server_epoll: Return listener error message Kim Alvefur <zash@zash.se> parents: 10061 diff changeset	296 return nil, err;
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	297 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	298 return err;
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	299 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	300
10278 94c584d67533 net.server_epoll: Make it easy to override handler for incoming data Kim Alvefur <zash@zash.se> parents: 10234 diff changeset	301 -- Allow this one to be overridden
94c584d67533 net.server_epoll: Make it easy to override handler for incoming data Kim Alvefur <zash@zash.se> parents: 10234 diff changeset	302 function interface:onincoming(...)
94c584d67533 net.server_epoll: Make it easy to override handler for incoming data Kim Alvefur <zash@zash.se> parents: 10234 diff changeset	303 return self:on("incoming", ...);
94c584d67533 net.server_epoll: Make it easy to override handler for incoming data Kim Alvefur <zash@zash.se> parents: 10234 diff changeset	304 end
94c584d67533 net.server_epoll: Make it easy to override handler for incoming data Kim Alvefur <zash@zash.se> parents: 10234 diff changeset	305
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	306 -- Return the file descriptor number
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	307 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	308 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	309 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	310 end
7737 f93b3083b46b net.server_epoll: Use _SOCKETINVALID from LuaSocket Kim Alvefur <zash@zash.se> parents: 7707 diff changeset	311 return _SOCKETINVALID;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	312 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	313
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	314 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	315 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	316 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	317
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	318 -- Get IP address
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	319 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	320 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	321 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	322
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	323 -- 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	324 function interface:port()
11793 9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	325 return self.peerport or self.sockport;
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	326 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	327
11793 9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	328 -- Client-side port (usually a random high port)
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	329 function interface:clientport()
11793 9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	330 if self._server then
9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	331 return self.peerport;
9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	332 else
9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	333 return self.sockport;
9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	334 end
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	335 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	336
11793 9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	337 -- Get port on the server
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	338 function interface:serverport()
11793 9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	339 if self._server then
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	340 return self.sockport;
11793 9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	341 else
9006ff4838ff net.server_epoll: Try to make port number related methods sane Kim Alvefur <zash@zash.se> parents: 11761 diff changeset	342 return self.peerport;
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	343 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	344 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	345
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	346 -- Return underlying socket
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	347 function interface:socket()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	348 return self.conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	349 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	350
7910 91db637be237 net.server_epoll: Add method for changing read pattern Kim Alvefur <zash@zash.se> parents: 7817 diff changeset	351 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	352 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	353 end
91db637be237 net.server_epoll: Add method for changing read pattern Kim Alvefur <zash@zash.se> parents: 7817 diff changeset	354
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	355 function interface:setoption(k, v)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	356 -- LuaSec doesn't expose setoption :(
11685 247561bf6fca net.server_epoll: Log failures to set socket options Kim Alvefur <zash@zash.se> parents: 11677 diff changeset	357 local ok, ret, err = pcall(self.conn.setoption, self.conn, k, v);
247561bf6fca net.server_epoll: Log failures to set socket options Kim Alvefur <zash@zash.se> parents: 11677 diff changeset	358 if not ok then
247561bf6fca net.server_epoll: Log failures to set socket options Kim Alvefur <zash@zash.se> parents: 11677 diff changeset	359 self:noise("Setting option %q = %q failed: %s", k, v, ret);
247561bf6fca net.server_epoll: Log failures to set socket options Kim Alvefur <zash@zash.se> parents: 11677 diff changeset	360 return ok, ret;
247561bf6fca net.server_epoll: Log failures to set socket options Kim Alvefur <zash@zash.se> parents: 11677 diff changeset	361 elseif not ret then
247561bf6fca net.server_epoll: Log failures to set socket options Kim Alvefur <zash@zash.se> parents: 11677 diff changeset	362 self:noise("Setting option %q = %q failed: %s", k, v, err);
247561bf6fca net.server_epoll: Log failures to set socket options Kim Alvefur <zash@zash.se> parents: 11677 diff changeset	363 return ret, err;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	364 end
11685 247561bf6fca net.server_epoll: Log failures to set socket options Kim Alvefur <zash@zash.se> parents: 11677 diff changeset	365 return ret;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	366 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	367
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	368 -- Timeout for detecting dead or idle sockets
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	369 function interface:setreadtimeout(t)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	370 if t == false then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	371 if self._readtimeout then
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	372 closetimer(self._readtimeout);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	373 self._readtimeout = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	374 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	375 return
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	376 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	377 t = t or cfg.read_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	378 if self._readtimeout then
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	379 reschedule(self._readtimeout, t);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	380 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	381 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	382 if self:on("readtimeout") then
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	383 self:noise("Read timeout handled");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	384 return cfg.read_timeout;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	385 else
10417 d8a0b0d21c81 net.server_epoll: Improve read timeout debug messages Kim Alvefur <zash@zash.se> parents: 10416 diff changeset	386 self:debug("Read timeout not handled, disconnecting");
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	387 self:on("disconnect", "read timeout");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	388 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	389 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	390 end);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	391 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	392 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	393
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	394 -- Timeout for detecting dead sockets
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	395 function interface:setwritetimeout(t)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	396 if t == false then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	397 if self._writetimeout then
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	398 closetimer(self._writetimeout);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	399 self._writetimeout = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	400 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	401 return
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	402 end
9821 7712488c8e49 net.server_epoll: Use send_timeout for write timout like other implementations (fixes #1316) Kim Alvefur <zash@zash.se> parents: 9665 diff changeset	403 t = t or cfg.send_timeout;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	404 if self._writetimeout then
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	405 reschedule(self._writetimeout, t);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	406 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	407 self._writetimeout = addtimer(t, function ()
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	408 self:noise("Write timeout");
10638 92918212ee83 net.server_epoll: Different error to distinguish connection timeout Kim Alvefur <zash@zash.se> parents: 10589 diff changeset	409 self:on("disconnect", self._connected and "write timeout" or "connection timeout");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	410 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	411 end);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	412 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	413 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	414
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	415 function interface:add(r, w)
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	416 local fd = self:getfd();
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	417 if fd < 0 then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	418 return nil, "invalid fd";
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	419 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	420 if r == nil then r = self._wantread; end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	421 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	422 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	423 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	424 if errno == EEXIST then
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	425 self:debug("FD already registered in poller! (EEXIST)");
9506 ae6636052be9 net.server_epoll: Graceful handling of registering already added socket Kim Alvefur <zash@zash.se> parents: 9499 diff changeset	426 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	427 end
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	428 self:debug("Could not register in poller: %s(%d)", err, errno);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	429 return ok, err;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	430 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	431 self._wantread, self._wantwrite = r, w;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	432 fds[fd] = self;
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	433 self:noise("Registered in poller");
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	434 return true;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	435 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	436
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	437 function interface:set(r, w)
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	438 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	439 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	440 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	441 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	442 if r == nil then r = self._wantread; end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	443 if w == nil then w = self._wantwrite; end
13336 f91761822420 net.server_epoll: Avoid call to update socket watch flags when nothing changed Kim Alvefur <zash@zash.se> parents: 12974 diff changeset	444 if r == self._wantread and w == self._wantwrite then
f91761822420 net.server_epoll: Avoid call to update socket watch flags when nothing changed Kim Alvefur <zash@zash.se> parents: 12974 diff changeset	445 return true
f91761822420 net.server_epoll: Avoid call to update socket watch flags when nothing changed Kim Alvefur <zash@zash.se> parents: 12974 diff changeset	446 end
9384 5c8006ce8cb8 net.server_epoll: Include errno in log messages Kim Alvefur <zash@zash.se> parents: 9383 diff changeset	447 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	448 if not ok then
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	449 self:debug("Could not update poller state: %s(%d)", err, errno);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	450 return ok, err;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	451 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	452 self._wantread, self._wantwrite = r, w;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	453 return true;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	454 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	455
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	456 function interface:del()
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	457 local fd = self:getfd();
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	458 if fd < 0 then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	459 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	460 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	461 if fds[fd] ~= self then
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	462 return nil, "unregistered fd";
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	463 end
9384 5c8006ce8cb8 net.server_epoll: Include errno in log messages Kim Alvefur <zash@zash.se> parents: 9383 diff changeset	464 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	465 if not ok and errno ~= ENOENT then
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	466 self:debug("Could not unregister: %s(%d)", err, errno);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	467 return ok, err;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	468 end
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	469 self._wantread, self._wantwrite = nil, nil;
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	470 fds[fd] = nil;
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	471 self:noise("Unregistered from poller");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	472 return true;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	473 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	474
9320 8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	475 function interface:setflags(r, w)
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	476 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	477 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	478 return true; -- no change
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	479 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	480 return self:add(r, w);
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	481 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	482 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	483 return self:del();
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	484 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	485 return self:set(r, w);
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	486 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat Kim Alvefur <zash@zash.se> parents: 9319 diff changeset	487
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	488 -- Called when socket is readable
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	489 function interface:onreadable()
9311 9b0604fe01f1 net.server_epoll: Make read_size a server-wide option Kim Alvefur <zash@zash.se> parents: 9310 diff changeset	490 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	491 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	492 self:onconnect();
10278 94c584d67533 net.server_epoll: Make it easy to override handler for incoming data Kim Alvefur <zash@zash.se> parents: 10234 diff changeset	493 self:onincoming(data);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	494 else
9931 485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333) Kim Alvefur <zash@zash.se> parents: 9822 diff changeset	495 if err == "wantread" then
485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333) Kim Alvefur <zash@zash.se> parents: 9822 diff changeset	496 self:set(true, nil);
485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333) Kim Alvefur <zash@zash.se> parents: 9822 diff changeset	497 err = "timeout";
485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333) Kim Alvefur <zash@zash.se> parents: 9822 diff changeset	498 elseif err == "wantwrite" then
485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333) Kim Alvefur <zash@zash.se> parents: 9822 diff changeset	499 self:set(nil, true);
11702 c206430e2643 net.server_epoll: Ensure timeouts match epoll flags Kim Alvefur <zash@zash.se> parents: 11701 diff changeset	500 self:setwritetimeout();
9931 485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333) Kim Alvefur <zash@zash.se> parents: 9822 diff changeset	501 err = "timeout";
11592 64cfa396bb84 net.server_epoll: Fix reporting of socket connect timeout Kim Alvefur <zash@zash.se> parents: 11497 diff changeset	502 elseif err == "timeout" and not self._connected then
64cfa396bb84 net.server_epoll: Fix reporting of socket connect timeout Kim Alvefur <zash@zash.se> parents: 11497 diff changeset	503 err = "connection timeout";
9931 485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333) Kim Alvefur <zash@zash.se> parents: 9822 diff changeset	504 end
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	505 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	506 self:onconnect();
10278 94c584d67533 net.server_epoll: Make it easy to override handler for incoming data Kim Alvefur <zash@zash.se> parents: 10234 diff changeset	507 self:onincoming(partial, err);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	508 end
11814 f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors Kim Alvefur <zash@zash.se> parents: 11813 diff changeset	509 if err == "closed" and self._connected then
f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors Kim Alvefur <zash@zash.se> parents: 11813 diff changeset	510 self:debug("Connection closed by remote");
13571 ca041359c045 net.server_epoll: Don't try to flush buffer on closed connections Kim Alvefur <zash@zash.se> parents: 13570 diff changeset	511 self:on("disconnect", err);
ca041359c045 net.server_epoll: Don't try to flush buffer on closed connections Kim Alvefur <zash@zash.se> parents: 13570 diff changeset	512 self:destroy();
11814 f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors Kim Alvefur <zash@zash.se> parents: 11813 diff changeset	513 return;
f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors Kim Alvefur <zash@zash.se> parents: 11813 diff changeset	514 elseif err ~= "timeout" then
f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors Kim Alvefur <zash@zash.se> parents: 11813 diff changeset	515 self:debug("Read error, closing (%s)", err);
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	516 self:on("disconnect", err);
11814 f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors Kim Alvefur <zash@zash.se> parents: 11813 diff changeset	517 self:destroy();
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	518 return;
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	519 end
ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	520 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	521 if not self.conn then return; end
10098 dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	522 if self._limit and (data or partial) then
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	523 local cost = self._limit * #(data or partial);
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	524 if cost > cfg.min_wait then
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	525 self:setreadtimeout(false);
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	526 self:pausefor(cost);
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	527 return;
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	528 end
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	529 end
11701 a3572205c5bf net.server_epoll: Skip reset of read timeout when not reading Kim Alvefur <zash@zash.se> parents: 11700 diff changeset	530 if not self._wantread then return end
a3572205c5bf net.server_epoll: Skip reset of read timeout when not reading Kim Alvefur <zash@zash.se> parents: 11700 diff changeset	531 if self.conn:dirty() then
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	532 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	533 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	534 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	535 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	536 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	537 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	538
7573 0f0a6febbc5a net.server_epoll: Add some comments Kim Alvefur <zash@zash.se> parents: 7564 diff changeset	539 -- Called when socket is writable
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	540 function interface:onwritable()
11920 ff4e34c448a4 net.server_epoll: Try harder to avoid reentrant opportunistic writes Kim Alvefur <zash@zash.se> parents: 11858 diff changeset	541 self._writing = true; -- prevent reentrant writes etc
8552 1fcefc16a55d server_epoll: Onconnect should happen before first attempt to write to socket Kim Alvefur <zash@zash.se> parents: 8542 diff changeset	542 self:onconnect();
12011 9dc36fdbdba1 net.server_epoll: Ensure calls to :write() return something Kim Alvefur <zash@zash.se> parents: 11972 diff changeset	543 if not self.conn then return nil, "no-conn"; end -- could have been closed in onconnect
11741 dcf38ac6a38c net.server: Add a predrain callaback just before writes Kim Alvefur <zash@zash.se> parents: 11738 diff changeset	544 self:on("predrain");
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	545 local buffer = self.writebuffer or "";
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	546 -- Naming things ... s/data/slice/ ?
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	547 local data = buffer:sub(1, cfg.max_send_chunk);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	548 local ok, err, partial = self.conn:send(data);
11738 3f1450ec37f4 net.server_epoll: Improve efficiency of opportunistic writes Kim Alvefur <zash@zash.se> parents: 11703 diff changeset	549 self._writable = ok;
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	550 if ok and #data < #buffer then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	551 -- Sent the whole 'data' but there's more in the buffer
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	552 ok, err, partial = nil, "timeout", ok;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	553 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	554 self:debug("Sent %d out of %d buffered bytes", ok and #data or partial or 0, #buffer);
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	555 if ok then -- all the data we had was sent successfully
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	556 self:set(nil, false);
11697 6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes Kim Alvefur <zash@zash.se> parents: 11696 diff changeset	557 if cfg.keep_buffers and type(buffer) == "table" then
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	558 buffer:discard(ok);
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	559 else -- string or don't keep buffers
11696 917eca7be82b net.server_epoll: Optionally let go of buffers Kim Alvefur <zash@zash.se> parents: 11695 diff changeset	560 self.writebuffer = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	561 end
11922 28f5c8061dad net.server_epoll: Fix streaming downloads (thanks Menel) Kim Alvefur <zash@zash.se> parents: 11920 diff changeset	562 self._writing = nil;
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	563 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	564 self:ondrain(); -- Be aware of writes in ondrain
11695 1573099157c9 net.server_epoll: Propagate returns from opportunistic writes Kim Alvefur <zash@zash.se> parents: 11694 diff changeset	565 return ok;
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	566 elseif partial then
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	567 if type(buffer) == "table" then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	568 buffer:discard(partial);
11696 917eca7be82b net.server_epoll: Optionally let go of buffers Kim Alvefur <zash@zash.se> parents: 11695 diff changeset	569 else
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	570 self.writebuffer = data:sub(partial + 1);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	571 end
10228 e77bf4222fae net.server_epoll: Add support for opportunistic writes Kim Alvefur <zash@zash.se> parents: 10098 diff changeset	572 self:set(nil, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	573 self:setwritetimeout();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	574 end
11920 ff4e34c448a4 net.server_epoll: Try harder to avoid reentrant opportunistic writes Kim Alvefur <zash@zash.se> parents: 11858 diff changeset	575 self._writing = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	576 if err == "wantwrite" or err == "timeout" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	577 self:set(nil, true);
11702 c206430e2643 net.server_epoll: Ensure timeouts match epoll flags Kim Alvefur <zash@zash.se> parents: 11701 diff changeset	578 self:setwritetimeout();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	579 elseif err == "wantread" then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	580 self:set(true, nil);
11702 c206430e2643 net.server_epoll: Ensure timeouts match epoll flags Kim Alvefur <zash@zash.se> parents: 11701 diff changeset	581 self:setreadtimeout();
7687 ae24deae6488 net.server_epoll: Separate ok from err branch more Kim Alvefur <zash@zash.se> parents: 7658 diff changeset	582 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	583 self:on("disconnect", err);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	584 self:destroy();
11695 1573099157c9 net.server_epoll: Propagate returns from opportunistic writes Kim Alvefur <zash@zash.se> parents: 11694 diff changeset	585 return ok, err;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	586 end
12011 9dc36fdbdba1 net.server_epoll: Ensure calls to :write() return something Kim Alvefur <zash@zash.se> parents: 11972 diff changeset	587 return true, err;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	588 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	589
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	590 -- The write buffer has been successfully emptied
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	591 function interface:ondrain()
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	592 return self:on("drain");
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
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	595 -- 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	596 function interface:write(data)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	597 local buffer = self.writebuffer;
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	598 -- (nil) -> save string
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	599 -- (string) -> convert to buffer (3 tables!)
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	600 -- (buffer) -> write to buffer
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	601 if not buffer then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	602 self.writebuffer = data;
11697 6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes Kim Alvefur <zash@zash.se> parents: 11696 diff changeset	603 elseif type(buffer) == "string" then
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	604 local prev_buffer = buffer;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	605 buffer = dbuffer.new(cfg.max_send_buffer_size, cfg.send_buffer_chunks);
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	606 self.writebuffer = buffer;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	607 if prev_buffer then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	608 -- TODO refactor, there's 3 copies of these lines
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	609 if not buffer:write(prev_buffer) then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	610 if self._write_lock then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	611 return false;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	612 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	613 -- Try to flush buffer to make room
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	614 self:onwritable();
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	615 if not buffer:write(prev_buffer) then
13553 850e4ade7a01 net.server_epoll: Make running out of buffer space a fatal error Kim Alvefur <zash@zash.se> parents: 13552 diff changeset	616 self:on("disconnect", "no space left in buffer");
850e4ade7a01 net.server_epoll: Make running out of buffer space a fatal error Kim Alvefur <zash@zash.se> parents: 13552 diff changeset	617 self:destroy();
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	618 return false;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	619 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	620 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	621 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	622 if not buffer:write(data) then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	623 if self._write_lock then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	624 return false;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	625 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	626 self:onwritable();
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	627 if not buffer:write(data) then
13553 850e4ade7a01 net.server_epoll: Make running out of buffer space a fatal error Kim Alvefur <zash@zash.se> parents: 13552 diff changeset	628 self:on("disconnect", "no space left in buffer");
850e4ade7a01 net.server_epoll: Make running out of buffer space a fatal error Kim Alvefur <zash@zash.se> parents: 13552 diff changeset	629 self:destroy();
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	630 return false;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	631 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	632 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	633 elseif not buffer:write(data) then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	634 if self._write_lock then
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	635 return false;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	636 end
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	637 self:onwritable();
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	638 if not buffer:write(data) then
13553 850e4ade7a01 net.server_epoll: Make running out of buffer space a fatal error Kim Alvefur <zash@zash.se> parents: 13552 diff changeset	639 self:on("disconnect", "no space left in buffer");
850e4ade7a01 net.server_epoll: Make running out of buffer space a fatal error Kim Alvefur <zash@zash.se> parents: 13552 diff changeset	640 self:destroy();
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	641 return false;
f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	642 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	643 end
11920 ff4e34c448a4 net.server_epoll: Try harder to avoid reentrant opportunistic writes Kim Alvefur <zash@zash.se> parents: 11858 diff changeset	644 if not self._write_lock and not self._writing then
11738 3f1450ec37f4 net.server_epoll: Improve efficiency of opportunistic writes Kim Alvefur <zash@zash.se> parents: 11703 diff changeset	645 if self._writable and cfg.opportunistic_writes and not self._opportunistic_write then
11665 148075532021 net.server_epoll: Prevent stack overflow of opportunistic writes Kim Alvefur <zash@zash.se> parents: 11660 diff changeset	646 self._opportunistic_write = true;
11695 1573099157c9 net.server_epoll: Propagate returns from opportunistic writes Kim Alvefur <zash@zash.se> parents: 11694 diff changeset	647 local ret, err = self:onwritable();
11665 148075532021 net.server_epoll: Prevent stack overflow of opportunistic writes Kim Alvefur <zash@zash.se> parents: 11660 diff changeset	648 self._opportunistic_write = nil;
11695 1573099157c9 net.server_epoll: Propagate returns from opportunistic writes Kim Alvefur <zash@zash.se> parents: 11694 diff changeset	649 return ret, err;
11805 2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	650 end
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	651 self:setwritetimeout();
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	652 self:set(nil, true);
9581 1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	653 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	654 return #data;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	655 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	656 interface.send = interface.write;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	657
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	658 -- Close, possibly after writing is done
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	659 function interface:close()
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	660 if self.writebuffer and #self.writebuffer ~= 0 then
11972 520ce76440ad net.server_epoll: Prevent loop attempting to send last data after close Kim Alvefur <zash@zash.se> parents: 11922 diff changeset	661 self._connected = false;
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	662 self:set(false, true); -- Flush final buffer contents
11702 c206430e2643 net.server_epoll: Ensure timeouts match epoll flags Kim Alvefur <zash@zash.se> parents: 11701 diff changeset	663 self:setreadtimeout(false);
11658 36942fa001b4 net.server_epoll: Ensure timeout after closing Kim Alvefur <zash@zash.se> parents: 11595 diff changeset	664 self:setwritetimeout();
7593 0266434d7df1 net.server_epoll: Prevent further writing after closing a socket Kim Alvefur <zash@zash.se> parents: 7592 diff changeset	665 self.write, self.send = noop, noop; -- No more writing
10416 6af8c812a885 net.server_epoll: Clarify a debug message Kim Alvefur <zash@zash.se> parents: 10332 diff changeset	666 self:debug("Close after writing remaining buffered data");
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	667 self.ondrain = interface.close;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	668 else
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	669 self:debug("Closing now");
7593 0266434d7df1 net.server_epoll: Prevent further writing after closing a socket Kim Alvefur <zash@zash.se> parents: 7592 diff changeset	670 self.write, self.send = noop, noop;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	671 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	672 self:on("disconnect");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	673 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	674 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	675 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	676
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	677 function interface:destroy()
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	678 self:del();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	679 self:setwritetimeout(false);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	680 self:setreadtimeout(false);
7594 5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	681 self.onreadable = noop;
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	682 self.onwritable = noop;
7594 5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	683 self.destroy = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	684 self.close = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	685 self.on = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	686 self.conn:close();
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets Kim Alvefur <zash@zash.se> parents: 7593 diff changeset	687 self.conn = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	688 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	689
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	690 function interface:ssl()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	691 return self._tls;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	692 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	693
11595 8985efc6792d net.server_epoll: Add missing method for changing TLS context Kim Alvefur <zash@zash.se> parents: 11592 diff changeset	694 function interface:set_sslctx(sslctx)
8985efc6792d net.server_epoll: Add missing method for changing TLS context Kim Alvefur <zash@zash.se> parents: 11592 diff changeset	695 self._sslctx = sslctx;
8985efc6792d net.server_epoll: Add missing method for changing TLS context Kim Alvefur <zash@zash.se> parents: 11592 diff changeset	696 end
8985efc6792d net.server_epoll: Add missing method for changing TLS context Kim Alvefur <zash@zash.se> parents: 11592 diff changeset	697
12480 7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	698 function interface:sslctx()
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	699 return self.tls_ctx
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	700 end
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	701
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	702 function interface:ssl_info()
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	703 local sock = self.conn;
13422 3c80124452ed net.server_epoll: Prevent traceback when checking TLS after connection gone Kim Alvefur <zash@zash.se> parents: 13336 diff changeset	704 if not sock then return nil, "not-connected" end
12542 5ec9d6913162 net.server: Fix multiple return values Kim Alvefur <zash@zash.se> parents: 12515 diff changeset	705 if not sock.info then return nil, "not-implemented"; end
5ec9d6913162 net.server: Fix multiple return values Kim Alvefur <zash@zash.se> parents: 12515 diff changeset	706 return sock:info();
12480 7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	707 end
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	708
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	709 function interface:ssl_peercertificate()
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	710 local sock = self.conn;
13422 3c80124452ed net.server_epoll: Prevent traceback when checking TLS after connection gone Kim Alvefur <zash@zash.se> parents: 13336 diff changeset	711 if not sock then return nil, "not-connected" end
12542 5ec9d6913162 net.server: Fix multiple return values Kim Alvefur <zash@zash.se> parents: 12515 diff changeset	712 if not sock.getpeercertificate then return nil, "not-implemented"; end
5ec9d6913162 net.server: Fix multiple return values Kim Alvefur <zash@zash.se> parents: 12515 diff changeset	713 return sock:getpeercertificate();
12480 7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	714 end
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	715
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	716 function interface:ssl_peerverification()
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	717 local sock = self.conn;
13422 3c80124452ed net.server_epoll: Prevent traceback when checking TLS after connection gone Kim Alvefur <zash@zash.se> parents: 13336 diff changeset	718 if not sock then return nil, "not-connected" end
12542 5ec9d6913162 net.server: Fix multiple return values Kim Alvefur <zash@zash.se> parents: 12515 diff changeset	719 if not sock.getpeerverification then return nil, { { "Chain verification not supported" } }; end
5ec9d6913162 net.server: Fix multiple return values Kim Alvefur <zash@zash.se> parents: 12515 diff changeset	720 return sock:getpeerverification();
12480 7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	721 end
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	722
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	723 function interface:ssl_peerfinished()
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	724 local sock = self.conn;
13422 3c80124452ed net.server_epoll: Prevent traceback when checking TLS after connection gone Kim Alvefur <zash@zash.se> parents: 13336 diff changeset	725 if not sock then return nil, "not-connected" end
12542 5ec9d6913162 net.server: Fix multiple return values Kim Alvefur <zash@zash.se> parents: 12515 diff changeset	726 if not sock.getpeerfinished then return nil, "not-implemented"; end
5ec9d6913162 net.server: Fix multiple return values Kim Alvefur <zash@zash.se> parents: 12515 diff changeset	727 return sock:getpeerfinished();
12480 7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	728 end
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	729
12594 29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760) Kim Alvefur <zash@zash.se> parents: 12542 diff changeset	730 function interface:ssl_exportkeyingmaterial(label, len, context)
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760) Kim Alvefur <zash@zash.se> parents: 12542 diff changeset	731 local sock = self.conn;
13422 3c80124452ed net.server_epoll: Prevent traceback when checking TLS after connection gone Kim Alvefur <zash@zash.se> parents: 13336 diff changeset	732 if not sock then return nil, "not-connected" end
12594 29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760) Kim Alvefur <zash@zash.se> parents: 12542 diff changeset	733 if sock.exportkeyingmaterial then
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760) Kim Alvefur <zash@zash.se> parents: 12542 diff changeset	734 return sock:exportkeyingmaterial(label, len, context);
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760) Kim Alvefur <zash@zash.se> parents: 12542 diff changeset	735 end
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760) Kim Alvefur <zash@zash.se> parents: 12542 diff changeset	736 end
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760) Kim Alvefur <zash@zash.se> parents: 12542 diff changeset	737
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760) Kim Alvefur <zash@zash.se> parents: 12542 diff changeset	738
9300 1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency Kim Alvefur <zash@zash.se> parents: 8983 diff changeset	739 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	740 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	741 self.starttls = false;
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	742 if self.writebuffer and #self.writebuffer ~= 0 then
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	743 self:debug("Start TLS after write");
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	744 self.ondrain = interface.starttls;
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	745 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	746 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	747 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	748 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	749 end
11672 79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	750 self.onwritable = interface.inittls;
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	751 self.onreadable = interface.inittls;
9430 412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	752 self:set(true, true);
11699 1275dad71afd net.server_epoll: Use only fatal "write" timeout during TLS negotiation Kim Alvefur <zash@zash.se> parents: 11698 diff changeset	753 self:setreadtimeout(false);
11659 00295a8e5bcf net.server_epoll: Separate handling of new incoming and outgoing connections Kim Alvefur <zash@zash.se> parents: 11658 diff changeset	754 self:setwritetimeout(cfg.ssl_handshake_timeout);
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	755 self:debug("Prepared to start TLS");
9430 412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	756 end
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	757 end
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	758
11676 993462e5e4d4 net.server_epoll: Refactor immediate TLS handshake start Kim Alvefur <zash@zash.se> parents: 11675 diff changeset	759 function interface:inittls(tls_ctx, now)
11672 79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	760 if self._tls then return end
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	761 if tls_ctx then self.tls_ctx = tls_ctx; end
11805 2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	762 self._tls = true;
11839 19b50ce9ef5a net.server_epoll: Prevent starttls on direct TLS connections Kim Alvefur <zash@zash.se> parents: 11814 diff changeset	763 self.starttls = false;
11672 79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	764 self:debug("Starting TLS now");
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	765 self:updatenames(); -- Can't getpeer/sockname after wrap()
12480 7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	766 local conn, err = self.tls_ctx:wrap(self.conn);
11805 2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	767 if not conn then
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	768 self:on("disconnect", err);
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	769 self:destroy();
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	770 return conn, err;
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	771 end
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	772 conn:settimeout(0);
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	773 self.conn = conn;
11672 79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	774 if conn.sni then
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	775 if self.servername then
11063 30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	776 conn:sni(self.servername);
12480 7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	777 elseif next(self.tls_ctx._sni_contexts) ~= nil then
7e9ebdc75ce4 net: isolate LuaSec-specifics Jonas Schäfer <jonas@wielicki.name> parents: 12342 diff changeset	778 conn:sni(self.tls_ctx._sni_contexts, true);
9431 c3c0523a37c6 net.server_epoll: Catch errors from luasec.wrap Kim Alvefur <zash@zash.se> parents: 9430 diff changeset	779 end
11672 79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	780 end
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	781 if self.extra and self.extra.tlsa and conn.settlsa then
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	782 -- TODO Error handling
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	783 if not conn:setdane(self.servername or self.extra.dane_hostname) then
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	784 self:debug("Could not enable DANE on connection");
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	785 else
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	786 self:debug("Enabling DANE with %d TLSA records", #self.extra.tlsa);
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	787 self:noise("DANE hostname is %q", self.servername or self.extra.dane_hostname);
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	788 for _, tlsa in ipairs(self.extra.tlsa) do
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	789 self:noise("TLSA: %q", tlsa);
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	790 conn:settlsa(tlsa.use, tlsa.select, tlsa.match, tlsa.data);
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	791 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	792 end
11805 2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	793 end
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	794 self:on("starttls");
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	795 self.ondrain = nil;
11672 79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	796 self.onwritable = interface.tlshandshake;
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	797 self.onreadable = interface.tlshandshake;
11676 993462e5e4d4 net.server_epoll: Refactor immediate TLS handshake start Kim Alvefur <zash@zash.se> parents: 11675 diff changeset	798 if now then
993462e5e4d4 net.server_epoll: Refactor immediate TLS handshake start Kim Alvefur <zash@zash.se> parents: 11675 diff changeset	799 return self:tlshandshake()
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	800 end
11699 1275dad71afd net.server_epoll: Use only fatal "write" timeout during TLS negotiation Kim Alvefur <zash@zash.se> parents: 11698 diff changeset	801 self:setreadtimeout(false);
11674 8253f6a30afc net.server_epoll: Use TLS handshake timeout after initiating handshake Kim Alvefur <zash@zash.se> parents: 11673 diff changeset	802 self:setwritetimeout(cfg.ssl_handshake_timeout);
11675 139d80774f11 net.server_epoll: Keep socket registered in epoll trough TLS wrapping Kim Alvefur <zash@zash.se> parents: 11674 diff changeset	803 self:set(true, true);
11672 79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	804 end
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method Kim Alvefur <zash@zash.se> parents: 11671 diff changeset	805
10847 42c8dce6e765 net.server_epoll: Fix typo in internal method name Kim Alvefur <zash@zash.se> parents: 10846 diff changeset	806 function interface:tlshandshake()
9430 412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake Kim Alvefur <zash@zash.se> parents: 9387 diff changeset	807 self:setreadtimeout(false);
10846 d0b098d0f6c3 net.server_epoll: Log some noise before TLS handshake step Kim Alvefur <zash@zash.se> parents: 10683 diff changeset	808 self:noise("Continuing TLS handshake");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	809 local ok, err = self.conn:dohandshake();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	810 if ok then
10309 2a31571efce0 net.server_epoll: Guard against nil return from TLS info method Kim Alvefur <zash@zash.se> parents: 10307 diff changeset	811 local info = self.conn.info and self.conn:info();
2a31571efce0 net.server_epoll: Guard against nil return from TLS info method Kim Alvefur <zash@zash.se> parents: 10307 diff changeset	812 if type(info) == "table" then
10307 6a997f0ceba8 net.server_epoll: Log TLS version and cipher for all completed handshakes Kim Alvefur <zash@zash.se> parents: 10305 diff changeset	813 self:debug("TLS handshake complete (%s with %s)", info.protocol, info.cipher);
6a997f0ceba8 net.server_epoll: Log TLS version and cipher for all completed handshakes Kim Alvefur <zash@zash.se> parents: 10305 diff changeset	814 else
6a997f0ceba8 net.server_epoll: Log TLS version and cipher for all completed handshakes Kim Alvefur <zash@zash.se> parents: 10305 diff changeset	815 self:debug("TLS handshake complete");
6a997f0ceba8 net.server_epoll: Log TLS version and cipher for all completed handshakes Kim Alvefur <zash@zash.se> parents: 10305 diff changeset	816 end
11700 79d30de13fdb net.server_epoll: Reduce timer churn during TLS handshake Kim Alvefur <zash@zash.se> parents: 11699 diff changeset	817 self:setwritetimeout(false);
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	818 self.onwritable = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	819 self.onreadable = nil;
8008 62ed3795be13 net.server_epoll: Attempt to simplify state control Kim Alvefur <zash@zash.se> parents: 8007 diff changeset	820 self:on("status", "ssl-handshake-complete");
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	821 self:set(true, true);
11677 98bcc19361db net.server_epoll: Call onconnect immediately after TLS handshake completion Kim Alvefur <zash@zash.se> parents: 11676 diff changeset	822 self:onconnect();
98bcc19361db net.server_epoll: Call onconnect immediately after TLS handshake completion Kim Alvefur <zash@zash.se> parents: 11676 diff changeset	823 self:onreadable();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	824 elseif err == "wantread" then
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	825 self:noise("TLS handshake to wait until readable");
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	826 self:set(true, false);
11699 1275dad71afd net.server_epoll: Use only fatal "write" timeout during TLS negotiation Kim Alvefur <zash@zash.se> parents: 11698 diff changeset	827 self:setwritetimeout(cfg.ssl_handshake_timeout);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	828 elseif err == "wantwrite" then
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	829 self:noise("TLS handshake to wait until writable");
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	830 self:set(false, true);
9822 13c2707d2417 net.server_epoll: Rename handshake_timeout to ssl_handshake_timeout (fixes #1319) Kim Alvefur <zash@zash.se> parents: 9821 diff changeset	831 self:setwritetimeout(cfg.ssl_handshake_timeout);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	832 else
10649 228277be4a28 net.server_epoll: Reduce log level of TLS handshake errors to debug Kim Alvefur <zash@zash.se> parents: 10638 diff changeset	833 self:debug("TLS handshake error: %s", err);
7583 0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode Kim Alvefur <zash@zash.se> parents: 7574 diff changeset	834 self:on("disconnect", err);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	835 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	836 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	837 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	838
11063 30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	839 local function wrapsocket(client, server, read_size, listeners, tls_ctx, extra) -- luasocket object -> interface object
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	840 client:settimeout(0);
10279 0e1701197722 net.server_epoll: Make log tag accessible as a field Kim Alvefur <zash@zash.se> parents: 10278 diff changeset	841 local conn_id = ("conn%s"):format(new_id());
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	842 local conn = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	843 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	844 _server = server;
10492 8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling Kim Alvefur <zash@zash.se> parents: 10491 diff changeset	845 created = realtime();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	846 listeners = listeners;
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	847 read_size = read_size or (server and server.read_size);
11697 6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes Kim Alvefur <zash@zash.se> parents: 11696 diff changeset	848 writebuffer = nil;
9432 2e3f66475cc8 net.server_epoll: Inherit Direct TLS flag from servers to their clients Kim Alvefur <zash@zash.se> parents: 9431 diff changeset	849 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	850 tls_direct = server and server.tls_direct;
10279 0e1701197722 net.server_epoll: Make log tag accessible as a field Kim Alvefur <zash@zash.se> parents: 10278 diff changeset	851 id = conn_id;
0e1701197722 net.server_epoll: Make log tag accessible as a field Kim Alvefur <zash@zash.se> parents: 10278 diff changeset	852 log = logger.init(conn_id);
11063 30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	853 extra = extra;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	854 }, interface_mt);
7591 138f16eb39fb net.server_epoll: Improve syntax Kim Alvefur <zash@zash.se> parents: 7590 diff changeset	855
11063 30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	856 if extra then
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	857 if extra.servername then
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	858 conn.servername = extra.servername;
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	859 end
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	860 end
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	861
9383 3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	862 return conn;
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	863 end
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	864
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	865 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	866 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	867 local ok, peername, peerport = pcall(conn.getpeername, conn);
10330 d86b1304451a net.server_epoll: Handle getpeer/sockname returning a normal error Kim Alvefur <zash@zash.se> parents: 10329 diff changeset	868 if ok and peername then
10854 472fe13a05f9 net.server_epoll: Handle missing ports from getsock/peername (as in the case of unix sockets) Matthew Wild <mwild1@gmail.com> parents: 10847 diff changeset	869 self.peername, self.peerport = peername, peerport or 0;
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	870 end
9383 3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method Kim Alvefur <zash@zash.se> parents: 9382 diff changeset	871 local ok, sockname, sockport = pcall(conn.getsockname, conn);
10330 d86b1304451a net.server_epoll: Handle getpeer/sockname returning a normal error Kim Alvefur <zash@zash.se> parents: 10329 diff changeset	872 if ok and sockname then
10854 472fe13a05f9 net.server_epoll: Handle missing ports from getsock/peername (as in the case of unix sockets) Matthew Wild <mwild1@gmail.com> parents: 10847 diff changeset	873 self.sockname, self.sockport = sockname, sockport or 0;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	874 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	875 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	876
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	877 -- A server interface has new incoming connections waiting
cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	878 -- This replaces the onreadable callback
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	879 function interface:onacceptable()
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	880 local conn, err = self.conn:accept();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	881 if not conn then
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	882 self: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	883 self:pausefor(cfg.accept_retry_interval);
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	884 return;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	885 end
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	886 local client = wrapsocket(conn, self, nil, self.listeners);
12513 6efbcd52db21 net.server_epoll: Move call to refresh remote IP address out of wrapper Kim Alvefur <zash@zash.se> parents: 12512 diff changeset	887 client:updatenames();
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	888 client:debug("New connection %s on server %s", client, self);
11686 f4c3dcc907d8 net.server_epoll: Add an (empty) method for setting socket options Kim Alvefur <zash@zash.se> parents: 11685 diff changeset	889 client:defaultoptions();
11738 3f1450ec37f4 net.server_epoll: Improve efficiency of opportunistic writes Kim Alvefur <zash@zash.se> parents: 11703 diff changeset	890 client._writable = cfg.opportunistic_writes;
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	891 if self.tls_direct then
11659 00295a8e5bcf net.server_epoll: Separate handling of new incoming and outgoing connections Kim Alvefur <zash@zash.se> parents: 11658 diff changeset	892 client:add(true, true);
11676 993462e5e4d4 net.server_epoll: Refactor immediate TLS handshake start Kim Alvefur <zash@zash.se> parents: 11675 diff changeset	893 client:inittls(self.tls_ctx, true);
9695 5ec4eaf76de8 net.server_epoll: Call onconnect right after accept()ing a new client Kim Alvefur <zash@zash.se> parents: 9666 diff changeset	894 else
11659 00295a8e5bcf net.server_epoll: Separate handling of new incoming and outgoing connections Kim Alvefur <zash@zash.se> parents: 11658 diff changeset	895 client:add(true, false);
9695 5ec4eaf76de8 net.server_epoll: Call onconnect right after accept()ing a new client Kim Alvefur <zash@zash.se> parents: 9666 diff changeset	896 client:onconnect();
11660 68f0196ece2a net.server_epoll: Immediately attempt to read from newly accepted connections Kim Alvefur <zash@zash.se> parents: 11659 diff changeset	897 client:onreadable();
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	898 end
7597 cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	899 end
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	900
11659 00295a8e5bcf net.server_epoll: Separate handling of new incoming and outgoing connections Kim Alvefur <zash@zash.se> parents: 11658 diff changeset	901 -- Initialization for outgoing connections
7597 cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	902 function interface:init()
9824 729de68f0068 net.server_epoll: Separate timeout for initial connection attempts Kim Alvefur <zash@zash.se> parents: 9823 diff changeset	903 self:setwritetimeout(cfg.connect_timeout);
11686 f4c3dcc907d8 net.server_epoll: Add an (empty) method for setting socket options Kim Alvefur <zash@zash.se> parents: 11685 diff changeset	904 self:defaultoptions();
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	905 return self:add(true, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	906 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	907
11686 f4c3dcc907d8 net.server_epoll: Add an (empty) method for setting socket options Kim Alvefur <zash@zash.se> parents: 11685 diff changeset	908 function interface:defaultoptions()
11689 f9f6e82fb572 net.server_epoll: Add setting for disabling the Nagle algorithm Kim Alvefur <zash@zash.se> parents: 11688 diff changeset	909 if cfg.nagle == false then
f9f6e82fb572 net.server_epoll: Add setting for disabling the Nagle algorithm Kim Alvefur <zash@zash.se> parents: 11688 diff changeset	910 self:setoption("tcp-nodelay", true);
f9f6e82fb572 net.server_epoll: Add setting for disabling the Nagle algorithm Kim Alvefur <zash@zash.se> parents: 11688 diff changeset	911 end
11687 153d2fdd97d3 net.server_epoll: Add way to enable TCP keeplives on all connections Kim Alvefur <zash@zash.se> parents: 11686 diff changeset	912 if cfg.tcp_keepalive then
153d2fdd97d3 net.server_epoll: Add way to enable TCP keeplives on all connections Kim Alvefur <zash@zash.se> parents: 11686 diff changeset	913 self:setoption("keepalive", true);
11688 3fc564f7441b net.server_epoll: Support setting keepalive idle time Kim Alvefur <zash@zash.se> parents: 11687 diff changeset	914 if type(cfg.tcp_keepalive) == "number" then
3fc564f7441b net.server_epoll: Support setting keepalive idle time Kim Alvefur <zash@zash.se> parents: 11687 diff changeset	915 self:setoption("tcp-keepidle", cfg.tcp_keepalive);
3fc564f7441b net.server_epoll: Support setting keepalive idle time Kim Alvefur <zash@zash.se> parents: 11687 diff changeset	916 end
11687 153d2fdd97d3 net.server_epoll: Add way to enable TCP keeplives on all connections Kim Alvefur <zash@zash.se> parents: 11686 diff changeset	917 end
11686 f4c3dcc907d8 net.server_epoll: Add an (empty) method for setting socket options Kim Alvefur <zash@zash.se> parents: 11685 diff changeset	918 end
f4c3dcc907d8 net.server_epoll: Add an (empty) method for setting socket options Kim Alvefur <zash@zash.se> parents: 11685 diff changeset	919
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	920 function interface:pause()
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	921 self:noise("Pause reading");
11702 c206430e2643 net.server_epoll: Ensure timeouts match epoll flags Kim Alvefur <zash@zash.se> parents: 11701 diff changeset	922 self:setreadtimeout(false);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	923 return self:set(false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	924 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	925
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	926 function interface:resume()
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	927 self:noise("Resume reading");
11702 c206430e2643 net.server_epoll: Ensure timeouts match epoll flags Kim Alvefur <zash@zash.se> parents: 11701 diff changeset	928 self:setreadtimeout();
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	929 return self:set(true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	930 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	931
7624 23fb3a084956 net.server_epoll: Comments Kim Alvefur <zash@zash.se> parents: 7623 diff changeset	932 -- Pause connection for some time
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	933 function interface:pausefor(t)
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	934 self:noise("Pause for %fs", t);
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	935 if self._pausefor then
10985 758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	936 closetimer(self._pausefor);
758ce12586de net.server_epoll: Optimize away table allocation for timer objects Kim Alvefur <zash@zash.se> parents: 10984 diff changeset	937 self._pausefor = nil;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	938 end
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	939 if t == false then return; end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	940 self:set(false);
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	941 self._pausefor = addtimer(t, function ()
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	942 self._pausefor = nil;
9994 524b8cd76780 net.server_epoll: Restore wantread flag after pause (fixes #1354) Kim Alvefur <zash@zash.se> parents: 9932 diff changeset	943 self:set(true);
11743 856dada099fa net.server_epoll: Split, attempt to clarify dirty noise message Kim Alvefur <zash@zash.se> parents: 11741 diff changeset	944 self:noise("Resuming after pause");
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	945 if self.conn and self.conn:dirty() then
11743 856dada099fa net.server_epoll: Split, attempt to clarify dirty noise message Kim Alvefur <zash@zash.se> parents: 11741 diff changeset	946 self:noise("Have buffered incoming data to process");
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	947 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	948 end
7559 b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer Kim Alvefur <zash@zash.se> parents: 7558 diff changeset	949 end);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	950 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	951
10098 dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	952 function interface:setlimit(Bps)
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	953 if Bps > 0 then
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	954 self._limit = 1/Bps;
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	955 else
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	956 self._limit = nil;
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	957 end
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	958 end
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits Kim Alvefur <zash@zash.se> parents: 10091 diff changeset	959
9581 1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	960 function interface:pause_writes()
10300 78f2a3a9c537 net.server_epoll: Return early when attepting to set write lock state to current state Kim Alvefur <zash@zash.se> parents: 10289 diff changeset	961 if self._write_lock then
78f2a3a9c537 net.server_epoll: Return early when attepting to set write lock state to current state Kim Alvefur <zash@zash.se> parents: 10289 diff changeset	962 return
78f2a3a9c537 net.server_epoll: Return early when attepting to set write lock state to current state Kim Alvefur <zash@zash.se> parents: 10289 diff changeset	963 end
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	964 self:noise("Pause writes");
9581 1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	965 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	966 self:setwritetimeout(false);
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	967 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	968 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	969
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	970 function interface:resume_writes()
10300 78f2a3a9c537 net.server_epoll: Return early when attepting to set write lock state to current state Kim Alvefur <zash@zash.se> parents: 10289 diff changeset	971 if not self._write_lock then
78f2a3a9c537 net.server_epoll: Return early when attepting to set write lock state to current state Kim Alvefur <zash@zash.se> parents: 10289 diff changeset	972 return
78f2a3a9c537 net.server_epoll: Return early when attepting to set write lock state to current state Kim Alvefur <zash@zash.se> parents: 10289 diff changeset	973 end
10587 863aa36a9dd8 net.server_epoll: Add option for reducing debug logging Kim Alvefur <zash@zash.se> parents: 10586 diff changeset	974 self:noise("Resume writes");
9581 1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	975 self._write_lock = nil;
13552 f0b2c026e542 net.server_epoll: Improve efficiency of sending much buffered data Kim Alvefur <zash@zash.se> parents: 13490 diff changeset	976 if self.writebuffer and #self.writebuffer ~= 0 then
9581 1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	977 self:setwritetimeout();
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	978 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	979 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	980 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data Kim Alvefur <zash@zash.se> parents: 9573 diff changeset	981
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	982 -- Connected!
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	983 function interface:onconnect()
10638 92918212ee83 net.server_epoll: Different error to distinguish connection timeout Kim Alvefur <zash@zash.se> parents: 10589 diff changeset	984 self._connected = true;
9594 dcf466e04f81 net.server_epoll: Use method to update peername on connect Kim Alvefur <zash@zash.se> parents: 9587 diff changeset	985 self:updatenames();
10331 76bd77ad6a2a server_epoll: Log full string represestation when connected Kim Alvefur <zash@zash.se> parents: 10330 diff changeset	986 self:debug("Connected (%s)", self);
8540 ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write Kim Alvefur <zash@zash.se> parents: 8507 diff changeset	987 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	988 self:on("connect");
8506 174fd716c9fa server_epoll: Rework how socket readyness is detected Kim Alvefur <zash@zash.se> parents: 8271 diff changeset	989 end
174fd716c9fa server_epoll: Rework how socket readyness is detected Kim Alvefur <zash@zash.se> parents: 8271 diff changeset	990
10861 e12690a37795 net.server_epoll: Add way to start accepting clients on an arbitrary server socket Kim Alvefur <zash@zash.se> parents: 10854 diff changeset	991 local function wrapserver(conn, addr, port, listeners, config)
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	992 local server = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	993 conn = conn;
10492 8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling Kim Alvefur <zash@zash.se> parents: 10491 diff changeset	994 created = realtime();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	995 listeners = listeners;
9835 20bf5b47c1fb net.server: New API for creating server listeners Kim Alvefur <zash@zash.se> parents: 9825 diff changeset	996 read_size = config and config.read_size;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	997 onreadable = interface.onacceptable;
9835 20bf5b47c1fb net.server: New API for creating server listeners Kim Alvefur <zash@zash.se> parents: 9825 diff changeset	998 tls_ctx = config and config.tls_ctx;
20bf5b47c1fb net.server: New API for creating server listeners Kim Alvefur <zash@zash.se> parents: 9825 diff changeset	999 tls_direct = config and config.tls_direct;
9847 adc0672b700e net.server_epoll: Add support for SNI (#409) Kim Alvefur <zash@zash.se> parents: 9835 diff changeset	1000 hosts = config and config.sni_hosts;
7584 98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	1001 sockname = addr;
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports Kim Alvefur <zash@zash.se> parents: 7583 diff changeset	1002 sockport = port;
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	1003 log = logger.init(("serv%s"):format(new_id()));
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1004 }, interface_mt);
10089 90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection Kim Alvefur <zash@zash.se> parents: 10088 diff changeset	1005 server:debug("Server %s created", server);
12512 b7f07585ec4c net.server_epoll: Add support for TCP Fast Open Kim Alvefur <zash@zash.se> parents: 12481 diff changeset	1006 if cfg.tcp_fastopen then
b7f07585ec4c net.server_epoll: Add support for TCP Fast Open Kim Alvefur <zash@zash.se> parents: 12481 diff changeset	1007 server:setoption("tcp-fastopen", cfg.tcp_fastopen);
b7f07585ec4c net.server_epoll: Add support for TCP Fast Open Kim Alvefur <zash@zash.se> parents: 12481 diff changeset	1008 end
12515 76c1725f4467 net.server_epoll: Add option to defer accept() until data available Kim Alvefur <zash@zash.se> parents: 12514 diff changeset	1009 if type(cfg.tcp_defer_accept) == "number" then
76c1725f4467 net.server_epoll: Add option to defer accept() until data available Kim Alvefur <zash@zash.se> parents: 12514 diff changeset	1010 server:setoption("tcp-defer-accept", cfg.tcp_defer_accept);
76c1725f4467 net.server_epoll: Add option to defer accept() until data available Kim Alvefur <zash@zash.se> parents: 12514 diff changeset	1011 end
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1012 server:add(true, false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1013 return server;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1014 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1015
10861 e12690a37795 net.server_epoll: Add way to start accepting clients on an arbitrary server socket Kim Alvefur <zash@zash.se> parents: 10854 diff changeset	1016 local function listen(addr, port, listeners, config)
13490 6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	1017 local inherited = inherited_sockets[addr .. ":" .. port];
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	1018 if inherited then
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	1019 local conn = wrapserver(inherited, addr, port, listeners, config);
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	1020 -- sockets created by systemd must not be :close() since we may not have
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	1021 -- privileges to create them
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	1022 conn.destroy = interface.del;
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	1023 return conn;
6f840763fc73 net.server_epoll: Add support for systemd socket activation Kim Alvefur <zash@zash.se> parents: 13450 diff changeset	1024 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1025 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	1026 if not conn then return conn, err; end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1027 conn:settimeout(0);
10861 e12690a37795 net.server_epoll: Add way to start accepting clients on an arbitrary server socket Kim Alvefur <zash@zash.se> parents: 10854 diff changeset	1028 return wrapserver(conn, addr, port, listeners, config);
e12690a37795 net.server_epoll: Add way to start accepting clients on an arbitrary server socket Kim Alvefur <zash@zash.se> parents: 10854 diff changeset	1029 end
e12690a37795 net.server_epoll: Add way to start accepting clients on an arbitrary server socket Kim Alvefur <zash@zash.se> parents: 10854 diff changeset	1030
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1031 -- COMPAT
9835 20bf5b47c1fb net.server: New API for creating server listeners Kim Alvefur <zash@zash.se> parents: 9825 diff changeset	1032 local function addserver(addr, port, listeners, read_size, tls_ctx)
20bf5b47c1fb net.server: New API for creating server listeners Kim Alvefur <zash@zash.se> parents: 9825 diff changeset	1033 return listen(addr, port, listeners, {
9310 2d2d4c293efa net.server_epoll: Rename pattern to read_size Kim Alvefur <zash@zash.se> parents: 9309 diff changeset	1034 read_size = read_size;
9300 1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency Kim Alvefur <zash@zash.se> parents: 8983 diff changeset	1035 tls_ctx = tls_ctx;
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	1036 tls_direct = tls_ctx and true or false;
9835 20bf5b47c1fb net.server: New API for creating server listeners Kim Alvefur <zash@zash.se> parents: 9825 diff changeset	1037 });
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1038 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1039
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1040 -- COMPAT
11063 30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	1041 local function wrapclient(conn, addr, port, listeners, read_size, tls_ctx, extra)
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	1042 local client = wrapsocket(conn, nil, read_size, listeners, tls_ctx, extra);
12513 6efbcd52db21 net.server_epoll: Move call to refresh remote IP address out of wrapper Kim Alvefur <zash@zash.se> parents: 12512 diff changeset	1043 client:updatenames();
7597 cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	1044 if not client.peername then
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	1045 client.peername, client.peerport = addr, port;
cd34aa6b1632 net.server_epoll: Refactor to use common initialization Kim Alvefur <zash@zash.se> parents: 7596 diff changeset	1046 end
9473 5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	1047 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	1048 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	1049 if tls_ctx then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	1050 client:starttls(tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	1051 end
7551 838212918f11 net.server_epoll: Rename arguments and varibles for consistensy Kim Alvefur <zash@zash.se> parents: 7550 diff changeset	1052 return client;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1053 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1054
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	1055 -- New outgoing TCP connection
11063 30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409) Kim Alvefur <zash@zash.se> parents: 10681 diff changeset	1056 local function addclient(addr, port, listeners, read_size, tls_ctx, typ, extra)
9497 183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	1057 local create;
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	1058 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	1059 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	1060 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	1061 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	1062 typ = "tcp6";
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	1063 else
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	1064 typ = "tcp4";
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	1065 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	1066 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	1067 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	1068 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	1069 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient Kim Alvefur <zash@zash.se> parents: 9477 diff changeset	1070 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	1071 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	1072 end
5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	1073 local conn, err = create();
10082 1df53ef1f60d net.server_epoll: Return errors from creating sockets Kim Alvefur <zash@zash.se> parents: 10081 diff changeset	1074 if not conn then return conn, err; end
9498 cc593002f2e2 net.server_epoll: Check return conditions of early socket setup Kim Alvefur <zash@zash.se> parents: 9497 diff changeset	1075 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	1076 if not ok then return ok, err; end
12514 194469fb46f9 net.server_epoll: Wrap LuaSocket object earlier to reuse option setting method Kim Alvefur <zash@zash.se> parents: 12513 diff changeset	1077 local client = wrapsocket(conn, nil, read_size, listeners, tls_ctx, extra)
12512 b7f07585ec4c net.server_epoll: Add support for TCP Fast Open Kim Alvefur <zash@zash.se> parents: 12481 diff changeset	1078 if cfg.tcp_fastopen then
12514 194469fb46f9 net.server_epoll: Wrap LuaSocket object earlier to reuse option setting method Kim Alvefur <zash@zash.se> parents: 12513 diff changeset	1079 client:setoption("tcp-fastopen-connect", 1);
12512 b7f07585ec4c net.server_epoll: Add support for TCP Fast Open Kim Alvefur <zash@zash.se> parents: 12481 diff changeset	1080 end
9499 36e379f058c8 net.server: Swich method for connecting sockets with remotes Kim Alvefur <zash@zash.se> parents: 9498 diff changeset	1081 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	1082 if not ok and err ~= "timeout" then return ok, err; end
12513 6efbcd52db21 net.server_epoll: Move call to refresh remote IP address out of wrapper Kim Alvefur <zash@zash.se> parents: 12512 diff changeset	1083 client:updatenames();
9473 5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	1084 local ok, err = client:init();
10332 e05ea8223b32 net.server_epoll: Save IP and port from connection creation call Kim Alvefur <zash@zash.se> parents: 10331 diff changeset	1085 if not client.peername then
e05ea8223b32 net.server_epoll: Save IP and port from connection creation call Kim Alvefur <zash@zash.se> parents: 10331 diff changeset	1086 -- otherwise not set until connected
e05ea8223b32 net.server_epoll: Save IP and port from connection creation call Kim Alvefur <zash@zash.se> parents: 10331 diff changeset	1087 client.peername, client.peerport = addr, port;
e05ea8223b32 net.server_epoll: Save IP and port from connection creation call Kim Alvefur <zash@zash.se> parents: 10331 diff changeset	1088 end
9473 5fdda751333a net.server: Require IP address as argument to addclient (no DNS names) Kim Alvefur <zash@zash.se> parents: 9445 diff changeset	1089 if not ok then return ok, err; end
10328 5c2b31c823b9 net.server_epoll: Move a log message to improve ordering Kim Alvefur <zash@zash.se> parents: 10309 diff changeset	1090 client:debug("Client %s created", client);
9309 33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	1091 if tls_ctx then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	1092 client:starttls(tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards Kim Alvefur <zash@zash.se> parents: 9306 diff changeset	1093 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	1094 return client, conn;
7553 4f3e4a092348 net.server_epoll: Make addclient use wrapclient Kim Alvefur <zash@zash.se> parents: 7552 diff changeset	1095 end
4f3e4a092348 net.server_epoll: Make addclient use wrapclient Kim Alvefur <zash@zash.se> parents: 7552 diff changeset	1096
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	1097 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	1098 local conn = setmetatable({
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1099 conn = fd;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1100 onreadable = onreadable;
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	1101 onwritable = onwritable;
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1102 close = function (self)
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1103 self:del();
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1104 end
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1105 }, interface_mt);
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1106 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	1107 conn.getfd = function ()
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1108 return fd;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1109 end;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1110 -- 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	1111 end
10420 49a828819696 net.server_epoll: Save log tag in a field on FD watchers too Kim Alvefur <zash@zash.se> parents: 10419 diff changeset	1112 conn.id = new_id();
49a828819696 net.server_epoll: Save log tag in a field on FD watchers too Kim Alvefur <zash@zash.se> parents: 10419 diff changeset	1113 conn.log = logger.init(("fdwatch%s"):format(conn.id));
9319 7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API Kim Alvefur <zash@zash.se> parents: 9314 diff changeset	1114 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	1115 return conn;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1116 end;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1117
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	1118 -- Dump all data from one connection into another
10283 dff360d00dfa net.server_epoll: Handle read size argument to link Kim Alvefur <zash@zash.se> parents: 10282 diff changeset	1119 local function link(from, to, read_size)
10280 6b8b255f1d10 net.server_epoll: Add debug logging for various connection events Kim Alvefur <zash@zash.se> parents: 10279 diff changeset	1120 from:debug("Linking to %s", to.id);
10284 cd669975031b net.server_epoll: Fix link function to not replace listeners Kim Alvefur <zash@zash.se> parents: 10283 diff changeset	1121 function from:onincoming(data)
cd669975031b net.server_epoll: Fix link function to not replace listeners Kim Alvefur <zash@zash.se> parents: 10283 diff changeset	1122 self:pause();
11805 2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	1123 to:write(data);
10284 cd669975031b net.server_epoll: Fix link function to not replace listeners Kim Alvefur <zash@zash.se> parents: 10283 diff changeset	1124 end
10285 bcf61e22f841 net.server_epoll: Ignore unused self argument [luacheck] Kim Alvefur <zash@zash.se> parents: 10284 diff changeset	1125 function to:ondrain() -- luacheck: ignore 212/self
11805 2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge Kim Alvefur <zash@zash.se> parents: 11804 diff changeset	1126 from:resume();
10284 cd669975031b net.server_epoll: Fix link function to not replace listeners Kim Alvefur <zash@zash.se> parents: 10283 diff changeset	1127 end
10283 dff360d00dfa net.server_epoll: Handle read size argument to link Kim Alvefur <zash@zash.se> parents: 10282 diff changeset	1128 from:set_mode(read_size);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1129 from:set(true, nil);
c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1130 to:set(nil, true);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1131 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1132
9438 916bee81eb7e net.server_epoll: Make :set_send a noop, should fix net.adns Kim Alvefur <zash@zash.se> parents: 9432 diff changeset	1133 -- COMPAT
916bee81eb7e net.server_epoll: Make :set_send a noop, should fix net.adns Kim Alvefur <zash@zash.se> parents: 9432 diff changeset	1134 -- 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	1135 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	1136 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1137
7800 dadf9ba290c5 server_epoll: Add some comments describing some functions Kim Alvefur <zash@zash.se> parents: 7799 diff changeset	1138 -- 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	1139 local function closeall()
7799 93643a61858a server_epoll: Ignore unused loop variable [luacheck] Kim Alvefur <zash@zash.se> parents: 7797 diff changeset	1140 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	1141 conn:close();
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	1142 end
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	1143 end
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	1144
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1145 local quitting = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1146
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	1147 -- 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	1148 local function setquitting(quit)
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	1149 if quit then
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	1150 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	1151 closeall();
11810 fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670) Kim Alvefur <zash@zash.se> parents: 11751 diff changeset	1152 addtimer(1, function ()
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670) Kim Alvefur <zash@zash.se> parents: 11751 diff changeset	1153 if quitting then
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670) Kim Alvefur <zash@zash.se> parents: 11751 diff changeset	1154 closeall();
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670) Kim Alvefur <zash@zash.se> parents: 11751 diff changeset	1155 return 1;
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670) Kim Alvefur <zash@zash.se> parents: 11751 diff changeset	1156 end
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670) Kim Alvefur <zash@zash.se> parents: 11751 diff changeset	1157 end);
11811 ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1158 if cfg.shutdown_deadline then
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1159 addtimer(cfg.shutdown_deadline, function ()
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1160 if quitting then
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1161 for fd, conn in pairs(fds) do -- luacheck: ignore 213/fd
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1162 conn:destroy();
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1163 end
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1164 end
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1165 end);
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670 Kim Alvefur <zash@zash.se> parents: 11810 diff changeset	1166 end
7796 12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	1167 else
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	1168 quitting = nil;
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select Kim Alvefur <zash@zash.se> parents: 7795 diff changeset	1169 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1170 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1171
12827 0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1172 local function loop_once()
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1173 runtimers(); -- Ignore return value because we only do this once
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1174 local fd, r, w = poll:wait(0);
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1175 if fd then
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1176 local conn = fds[fd];
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1177 if conn then
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1178 if r then
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1179 conn:onreadable();
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1180 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1181 if w then
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1182 conn:onwritable();
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1183 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1184 else
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1185 log("debug", "Removing unknown fd %d", fd);
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1186 poll:del(fd);
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1187 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1188 else
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1189 return fd, r;
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1190 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1191 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1192
7637 cccea9136b2d net.server_epoll: More comments Kim Alvefur <zash@zash.se> parents: 7630 diff changeset	1193 -- 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	1194 local function loop(once)
12827 0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1195 if once then
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1196 return loop_once();
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1197 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function Kim Alvefur <zash@zash.se> parents: 12594 diff changeset	1198
12828 f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting Kim Alvefur <zash@zash.se> parents: 12827 diff changeset	1199 local t = 0;
f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting Kim Alvefur <zash@zash.se> parents: 12827 diff changeset	1200 while not quitting do
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1201 local fd, r, w = poll:wait(t);
12828 f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting Kim Alvefur <zash@zash.se> parents: 12827 diff changeset	1202 if fd then
f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting Kim Alvefur <zash@zash.se> parents: 12827 diff changeset	1203 t = 0;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1204 local conn = fds[fd];
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1205 if conn then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1206 if r then
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1207 conn:onreadable();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1208 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1209 if w then
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	1210 conn:onwritable();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1211 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1212 else
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1213 log("debug", "Removing unknown fd %d", fd);
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1214 poll:del(fd);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1215 end
12828 f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting Kim Alvefur <zash@zash.se> parents: 12827 diff changeset	1216 elseif r == "timeout" then
f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting Kim Alvefur <zash@zash.se> parents: 12827 diff changeset	1217 t = runtimers(cfg.max_wait, cfg.min_wait);
f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting Kim Alvefur <zash@zash.se> parents: 12827 diff changeset	1218 elseif r ~= "signal" then
9445 af7eafe82447 net.server_epoll: Log error number from wait() Kim Alvefur <zash@zash.se> parents: 9441 diff changeset	1219 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	1220 end
12828 f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting Kim Alvefur <zash@zash.se> parents: 12827 diff changeset	1221 end
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1222 return quitting;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1223 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1224
13440 b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1225 local hook_signal;
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1226 if have_signal and signal.signalfd then
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1227 local function dispatch(self)
13441 6d96b6eeee5a util.signal: Wrap signalfd in an userdatum for gc handling etc Kim Alvefur <zash@zash.se> parents: 13440 diff changeset	1228 return self:on("signal", self.conn:read());
13440 b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1229 end
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1230
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1231 function hook_signal(signum, cb)
13447 5c9df28a57bb net.server_epoll: Log failure to hook signals Kim Alvefur <zash@zash.se> parents: 13441 diff changeset	1232 local sigfd = signal.signalfd(signum);
5c9df28a57bb net.server_epoll: Log failure to hook signals Kim Alvefur <zash@zash.se> parents: 13441 diff changeset	1233 if not sigfd then
5c9df28a57bb net.server_epoll: Log failure to hook signals Kim Alvefur <zash@zash.se> parents: 13441 diff changeset	1234 log("error", "Could not hook signal %d", signum);
5c9df28a57bb net.server_epoll: Log failure to hook signals Kim Alvefur <zash@zash.se> parents: 13441 diff changeset	1235 return nil, "failed";
5c9df28a57bb net.server_epoll: Log failure to hook signals Kim Alvefur <zash@zash.se> parents: 13441 diff changeset	1236 end
5c9df28a57bb net.server_epoll: Log failure to hook signals Kim Alvefur <zash@zash.se> parents: 13441 diff changeset	1237 local watch = watchfd(sigfd, dispatch);
13440 b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1238 watch.listeners = { onsignal = cb };
13441 6d96b6eeee5a util.signal: Wrap signalfd in an userdatum for gc handling etc Kim Alvefur <zash@zash.se> parents: 13440 diff changeset	1239 watch.close = nil; -- revert to default
13450 f36e1e1b84fe net.server_epoll: Log creation of signalfd handles at noise level Kim Alvefur <zash@zash.se> parents: 13447 diff changeset	1240 watch:noise("Signal handler %d ready", signum);
13440 b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1241 return watch;
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1242 end
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1243 end
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1244
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1245 return {
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1246 get_backend = function () return "epoll"; end;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1247 addserver = addserver;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1248 addclient = addclient;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1249 add_task = addtimer;
10983 0862325842ec net.server_epoll: Signal API-compatibilty with util.timer Kim Alvefur <zash@zash.se> parents: 10982 diff changeset	1250 timer = {
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer Kim Alvefur <zash@zash.se> parents: 10982 diff changeset	1251 -- API-compatible with util.timer
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer Kim Alvefur <zash@zash.se> parents: 10982 diff changeset	1252 add_task = addtimer;
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer Kim Alvefur <zash@zash.se> parents: 10982 diff changeset	1253 stop = closetimer;
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer Kim Alvefur <zash@zash.se> parents: 10982 diff changeset	1254 reschedule = reschedule;
10987 62355b801772 net.server_epoll: Expose way to turn monotonic time into wall clock time Kim Alvefur <zash@zash.se> parents: 10985 diff changeset	1255 to_absolute_time = function (t)
62355b801772 net.server_epoll: Expose way to turn monotonic time into wall clock time Kim Alvefur <zash@zash.se> parents: 10985 diff changeset	1256 return t-monotonic()+realtime();
62355b801772 net.server_epoll: Expose way to turn monotonic time into wall clock time Kim Alvefur <zash@zash.se> parents: 10985 diff changeset	1257 end;
10983 0862325842ec net.server_epoll: Signal API-compatibilty with util.timer Kim Alvefur <zash@zash.se> parents: 10982 diff changeset	1258 };
9835 20bf5b47c1fb net.server: New API for creating server listeners Kim Alvefur <zash@zash.se> parents: 9825 diff changeset	1259 listen = listen;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1260 loop = loop;
7794 424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers Kim Alvefur <zash@zash.se> parents: 7737 diff changeset	1261 closeall = closeall;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1262 setquitting = setquitting;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1263 wrapclient = wrapclient;
10861 e12690a37795 net.server_epoll: Add way to start accepting clients on an arbitrary server socket Kim Alvefur <zash@zash.se> parents: 10854 diff changeset	1264 wrapserver = wrapserver;
8781 53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors Kim Alvefur <zash@zash.se> parents: 8778 diff changeset	1265 watchfd = watchfd;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1266 link = link;
7657 252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	1267 set_config = function (newconfig)
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	1268 cfg = setmetatable(newconfig, default_config);
252823632401 net.server_epoll: Support for setting configuration parameters Kim Alvefur <zash@zash.se> parents: 7637 diff changeset	1269 end;
13440 b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd Kim Alvefur <zash@zash.se> parents: 13422 diff changeset	1270 hook_signal = hook_signal;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1271
12481 2ee27587fec7 net: refactor sslconfig to not depend on LuaSec Jonas Schäfer <jonas@wielicki.name> parents: 12480 diff changeset	1272 tls_builder = function(basedir)
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec Jonas Schäfer <jonas@wielicki.name> parents: 12480 diff changeset	1273 return sslconfig._new(tls_impl.new_context, basedir)
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec Jonas Schäfer <jonas@wielicki.name> parents: 12480 diff changeset	1274 end,
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec Jonas Schäfer <jonas@wielicki.name> parents: 12480 diff changeset	1275
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1276 -- libevent emulation
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1277 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	1278 addevent = function (fd, mode, callback)
10088 97da8452c6a6 net.server_epoll: Deprecate libevent emulation layer Kim Alvefur <zash@zash.se> parents: 10082 diff changeset	1279 log("warn", "Using deprecated libevent emulation, please update code to use watchfd API instead");
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1280 local function onevent(self)
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1281 local ret = self:callback();
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1282 if ret == -1 then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1283 self:set(false, false);
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1284 elseif ret then
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1285 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	1286 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1287 end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1288
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	1289 local conn = setmetatable({
4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	1290 getfd = function () return fd; end;
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1291 callback = callback;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1292 onreadable = onevent;
8542 8c39ec8e6018 net.server_epoll: Spelling writeable -> writable Kim Alvefur <zash@zash.se> parents: 8541 diff changeset	1293 onwritable = onevent;
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	1294 close = function (self)
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1295 self:del();
7547 b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1296 fds[fd] = nil;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1297 end;
7817 4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer Kim Alvefur <zash@zash.se> parents: 7811 diff changeset	1298 }, interface_mt);
10420 49a828819696 net.server_epoll: Save log tag in a field on FD watchers too Kim Alvefur <zash@zash.se> parents: 10419 diff changeset	1299 conn.id = conn:getfd();
49a828819696 net.server_epoll: Save log tag in a field on FD watchers too Kim Alvefur <zash@zash.se> parents: 10419 diff changeset	1300 conn.log = logger.init(("fdwatch%d"):format(conn.id));
9314 c9eef7e8ee65 net.server_epoll: Use util.poll Kim Alvefur <zash@zash.se> parents: 9311 diff changeset	1301 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	1302 if not ok then return ok, err; end
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1303 return conn;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1304 end;
b327322ce2dd net.server_epoll: New experimental server backend Kim Alvefur <zash@zash.se> parents: diff changeset	1305 };

prosody

f29d15aef6f8

net/server_epoll.lua

Software / code / prosody

Annotate

net/server_epoll.lua @ 13574:f29d15aef6f8

Software `/` code `/` prosody