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net/server_epoll.lua

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net/server_epoll.lua @ 13479:d1b7edf4e2de

net.unbound: Show canonical name in textual format (e.g. in shell) libunbound does not tell us the whole chain of CNAMEs, only the final canonical name. This is to aid in debugging since it will only be shown in the shell.
author Kim Alvefur <zash@zash.se>
date Sun, 14 Apr 2024 14:06:57 +0200
parent 13450:f36e1e1b84fe
child 13490:6f840763fc73
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1 -- Prosody IM
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619ba78709a5 net.server_epoll: Update copyright year
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2 -- Copyright (C) 2016-2018 Kim Alvefur
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3 --
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4 -- This project is MIT/X11 licensed. Please see the
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5 -- COPYING file in the source package for more information.
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6 --
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7
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8
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9 local t_insert = table.insert;
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10 local t_concat = table.concat;
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11 local setmetatable = setmetatable;
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0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode
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12 local pcall = pcall;
8781
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13 local type = type;
7797
d0c32d86724f server_epoll: Flush and close all connections before quitting mainloop so no data is lost in buffers
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14 local next = next;
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424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers
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15 local pairs = pairs;
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16 local ipairs = ipairs;
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f86ed818a7f8 net.server_epoll: Collect full traceback from errors in listeners
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17 local traceback = debug.traceback;
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18 local logger = require "prosody.util.logger";
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19 local log = logger.init("server_epoll");
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20 local socket = require "socket";
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21 local realtime = require "prosody.util.time".now;
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22 local monotonic = require "prosody.util.time".monotonic;
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23 local indexedbheap = require "prosody.util.indexedbheap";
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24 local createtable = require "prosody.util.table".create;
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25 local inet = require "prosody.util.net";
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26 local inet_pton = inet.pton;
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27 local _SOCKETINVALID = socket._SOCKETINVALID or -1;
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28 local new_id = require "prosody.util.id".short;
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29 local xpcall = require "prosody.util.xpcall".xpcall;
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30 local sslconfig = require "prosody.util.sslconfig";
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31 local tls_impl = require "prosody.net.tls_luasec";
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32 local have_signal, signal = pcall(require, "prosody.util.signal");
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33
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34 local poller = require "prosody.util.poll"
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35 local EEXIST = poller.EEXIST;
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36 local ENOENT = poller.ENOENT;
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37
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38 local poll = assert(poller.new());
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39
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40 local _ENV = nil;
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41 -- luacheck: std none
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42
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43 local default_config = { __index = {
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44 -- If a connection is silent for this long, close it unless onreadtimeout says not to
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23f66f04e216 net.server: Set default read timeout to 14 minutes (fixes #971)
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45 read_timeout = 14 * 60;
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46
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47 -- How long to wait for a socket to become writable after queuing data to send
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48 send_timeout = 180;
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49
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50 -- How long to wait for a socket to become writable after creation
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51 connect_timeout = 20;
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52
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53 -- Some number possibly influencing how many pending connections can be accepted
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54 tcp_backlog = 128;
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55
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56 -- If accepting a new incoming connection fails, wait this long before trying again
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57 accept_retry_interval = 10;
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58
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59 -- If there is still more data to read from LuaSockets buffer, wait this long and read again
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785fa1138293 net.server_epoll: Continue reading after a slight delay if there is buffered data after a read
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60 read_retry_delay = 1e-06;
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61
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62 -- Size of chunks to read from sockets
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63 read_size = 8192;
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64
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65 -- Timeout used during between steps in TLS handshakes
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66 ssl_handshake_timeout = 60;
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67
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68 -- Maximum and minimum amount of time to sleep waiting for events (adjusted for pending timers)
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69 max_wait = 86400;
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70 min_wait = 0.001;
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71
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72 -- Enable extra noisy debug logging
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73 verbose = false;
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74
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75 -- EXPERIMENTAL
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76 -- Whether to kill connections in case of callback errors.
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77 fatal_errors = false;
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78
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79 -- Or disable protection (like server_select) for potential performance gains
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80 protect_listeners = true;
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81
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82 -- Attempt writes instantly
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83 opportunistic_writes = false;
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84
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85 -- TCP Keepalives
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86 tcp_keepalive = false; -- boolean | number
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87
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88 -- Whether to let the Nagle algorithm stay enabled
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89 nagle = true;
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90
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91 -- Reuse write buffer tables
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92 keep_buffers = true;
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93
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94 --- How long to wait after getting the shutdown signal before forcefully tearing down every socket
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95 shutdown_deadline = 5;
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96
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97 -- TCP Fast Open
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98 tcp_fastopen = false;
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99
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100 -- Defer accept until incoming data is available
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101 tcp_defer_accept = false;
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102 }};
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103 local cfg = default_config.__index;
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104
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105 local fds = createtable(10, 0); -- FD -> conn
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106
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107 -- Timer and scheduling --
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108
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109 local timers = indexedbheap.create();
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110
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111 local function noop() end
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112
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113 -- Keep track of recently closed timers to avoid re-adding them
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114 local closedtimers = {};
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115
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116 local function closetimer(id)
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117 if timers:remove(id) then
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118 closedtimers[id] = true;
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119 end
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120 end
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121
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122 local function reschedule(id, time)
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123 time = monotonic() + time;
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124 timers:reprioritize(id, time);
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125 end
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126
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127 -- Add relative timer
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128 local function addtimer(timeout, f, param)
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129 local time = monotonic() + timeout;
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130 if param ~= nil then
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diff changeset
131 local timer_callback = f
758ce12586de net.server_epoll: Optimize away table allocation for timer objects
Kim Alvefur <zash@zash.se>
parents: 10984
diff changeset
132 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
133 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
134 return t;
758ce12586de net.server_epoll: Optimize away table allocation for timer objects
Kim Alvefur <zash@zash.se>
parents: 10984
diff changeset
135 end
758ce12586de net.server_epoll: Optimize away table allocation for timer objects
Kim Alvefur <zash@zash.se>
parents: 10984
diff changeset
136 end
758ce12586de net.server_epoll: Optimize away table allocation for timer objects
Kim Alvefur <zash@zash.se>
parents: 10984
diff changeset
137 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
138 return id;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
139 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
140
7573
0f0a6febbc5a net.server_epoll: Add some comments
Kim Alvefur <zash@zash.se>
parents: 7564
diff changeset
141 -- Run callbacks of expired timers
0f0a6febbc5a net.server_epoll: Add some comments
Kim Alvefur <zash@zash.se>
parents: 7564
diff changeset
142 -- 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
143 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
144 -- Any timers at all?
10492
8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling
Kim Alvefur <zash@zash.se>
parents: 10491
diff changeset
145 local elapsed = monotonic();
8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling
Kim Alvefur <zash@zash.se>
parents: 10491
diff changeset
146 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
147 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
148 local readd;
10059
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388)
Kim Alvefur <zash@zash.se>
parents: 9994
diff changeset
149 while peek do
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388)
Kim Alvefur <zash@zash.se>
parents: 9994
diff changeset
150
10492
8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling
Kim Alvefur <zash@zash.se>
parents: 10491
diff changeset
151 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
152 break;
10681
e531273341d3 net.server_epoll: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 10059
diff changeset
153 end
10059
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388)
Kim Alvefur <zash@zash.se>
parents: 9994
diff changeset
154
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388)
Kim Alvefur <zash@zash.se>
parents: 9994
diff changeset
155 local _, timer, id = timers:pop();
10990
03e76ad725b2 net.server_epoll: ... and include a traceback
Kim Alvefur <zash@zash.se>
parents: 10989
diff changeset
156 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
157 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
158 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
159 -- 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
160 -- 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
161 if readd then
11264
2cdcf55c6dd5 Merge 0.11->trunk
Kim Alvefur <zash@zash.se>
parents: 11239 11262
diff changeset
162 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
163 else
11264
2cdcf55c6dd5 Merge 0.11->trunk
Kim Alvefur <zash@zash.se>
parents: 11239 11262
diff changeset
164 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
165 end
10989
b824fe9d0c8b net.server_epoll: Report errors in timers
Kim Alvefur <zash@zash.se>
parents: 10987
diff changeset
166 elseif not ok then
b824fe9d0c8b net.server_epoll: Report errors in timers
Kim Alvefur <zash@zash.se>
parents: 10987
diff changeset
167 log("error", "Error in timer: %s", ret);
10681
e531273341d3 net.server_epoll: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 10059
diff changeset
168 end
10059
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388)
Kim Alvefur <zash@zash.se>
parents: 9994
diff changeset
169
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388)
Kim Alvefur <zash@zash.se>
parents: 9994
diff changeset
170 peek = timers:peek();
10681
e531273341d3 net.server_epoll: Fix indentation
Kim Alvefur <zash@zash.se>
parents: 10059
diff changeset
171 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
172
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick
Kim Alvefur <zash@zash.se>
parents: 11063
diff changeset
173 if readd then
11751
a8c9a78c6a4b net.server_epoll: Fix to preserve ids of readded timers
Kim Alvefur <zash@zash.se>
parents: 11265
diff changeset
174 for id, timer in pairs(readd) do
11752
6427e2642976 Merge 0.11->trunk
Kim Alvefur <zash@zash.se>
parents: 11743 11751
diff changeset
175 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
176 end
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick
Kim Alvefur <zash@zash.se>
parents: 11063
diff changeset
177 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
178 end
2c559953ad41 net.server_epoll: Ensure timers can't run more than once per tick
Kim Alvefur <zash@zash.se>
parents: 11063
diff changeset
179
11761
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded
Kim Alvefur <zash@zash.se>
parents: 11752
diff changeset
180 if next(closedtimers) ~= nil then
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded
Kim Alvefur <zash@zash.se>
parents: 11752
diff changeset
181 closedtimers = {};
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded
Kim Alvefur <zash@zash.se>
parents: 11752
diff changeset
182 end
dbf378dcf27b net.server_epoll: Prevent removed timers from being readded
Kim Alvefur <zash@zash.se>
parents: 11752
diff changeset
183
10059
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388)
Kim Alvefur <zash@zash.se>
parents: 9994
diff changeset
184 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
185 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
186 else
11264
2cdcf55c6dd5 Merge 0.11->trunk
Kim Alvefur <zash@zash.se>
parents: 11239 11262
diff changeset
187 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
188 end
0fcde9869cc1 net.server_epoll: Return early in the event of zero timers
Kim Alvefur <zash@zash.se>
parents: 7628
diff changeset
189
10059
c8c3f2eba898 net.server_epoll: Backport timer optimization 6c2370f17027 from trunk (see #1388)
Kim Alvefur <zash@zash.se>
parents: 9994
diff changeset
190 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
191 return min_wait;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
192 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
193 return next_delay;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
194 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
195
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
196 -- Socket handler interface
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
197
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
198 local interface = {};
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
199 local interface_mt = { __index = interface };
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
200
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
201 function interface_mt:__tostring()
7585
b64218c816de net.server_epoll: Improve string representation of connections
Kim Alvefur <zash@zash.se>
parents: 7584
diff changeset
202 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
203 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
204 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
205 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
206 end
9321
146dc1e4c7ff net.server_epoll: Simplify minimal string representation
Kim Alvefur <zash@zash.se>
parents: 9320
diff changeset
207 return ("FD %d"):format(self:getfd());
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
208 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
209
10089
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
210 interface.log = log;
11497
960674938665 net.server_epoll: Remove unnecessary luacheck annotations
Kim Alvefur <zash@zash.se>
parents: 11413
diff changeset
211 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
212 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
213 end
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
214
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
215 interface.noise = interface.debug;
11497
960674938665 net.server_epoll: Remove unnecessary luacheck annotations
Kim Alvefur <zash@zash.se>
parents: 11413
diff changeset
216 function interface:noise(msg, ...)
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
217 if cfg.verbose then
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
218 return self:debug(msg, ...);
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
219 end
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
220 end
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
221
11497
960674938665 net.server_epoll: Remove unnecessary luacheck annotations
Kim Alvefur <zash@zash.se>
parents: 11413
diff changeset
222 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
223 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
224 end
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
225
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
226 -- 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
227 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
228 self:on("detach");
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
229 self.listeners = listeners;
9387
33e52f727f0f net.connect: Fix passing request table to new listener
Kim Alvefur <zash@zash.se>
parents: 9385
diff changeset
230 self:on("attach", data);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
231 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
232
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
233 -- 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
234 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
235 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
236 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
237 return;
be374a5778f3 net.server_epoll: Log if there's a connection without listeners
Kim Alvefur <zash@zash.se>
parents: 7910
diff changeset
238 end
7583
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode
Kim Alvefur <zash@zash.se>
parents: 7574
diff changeset
239 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
240 if not listener then
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
241 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
242 return;
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode
Kim Alvefur <zash@zash.se>
parents: 7574
diff changeset
243 end
10992
df3ee12acd8c net.server_epoll: Add setting for turning off callback protections
Kim Alvefur <zash@zash.se>
parents: 10991
diff changeset
244 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
245 return listener(self, ...);
df3ee12acd8c net.server_epoll: Add setting for turning off callback protections
Kim Alvefur <zash@zash.se>
parents: 10991
diff changeset
246 end
10991
aa85cb5b859f net.server_epoll: Allow setting a custom error handler for listener
Kim Alvefur <zash@zash.se>
parents: 10990
diff changeset
247 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
248 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
249 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
250 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
251 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
252 self:destroy();
10089
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
253 else
11239
06a5919e2496 net.server_epoll: Increase log level for error in callback
Kim Alvefur <zash@zash.se>
parents: 11068
diff changeset
254 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
255 end
10080
39ca4202ae1e net.server_epoll: Return listener error message
Kim Alvefur <zash@zash.se>
parents: 10061
diff changeset
256 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
257 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode
Kim Alvefur <zash@zash.se>
parents: 7574
diff changeset
258 return err;
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode
Kim Alvefur <zash@zash.se>
parents: 7574
diff changeset
259 end
0498daffa6f0 net.server_epoll: Call callbacks through common method in protected mode
Kim Alvefur <zash@zash.se>
parents: 7574
diff changeset
260
10278
94c584d67533 net.server_epoll: Make it easy to override handler for incoming data
Kim Alvefur <zash@zash.se>
parents: 10234
diff changeset
261 -- 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
262 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
263 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
264 end
94c584d67533 net.server_epoll: Make it easy to override handler for incoming data
Kim Alvefur <zash@zash.se>
parents: 10234
diff changeset
265
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
266 -- Return the file descriptor number
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
267 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
268 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
269 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
270 end
7737
f93b3083b46b net.server_epoll: Use _SOCKETINVALID from LuaSocket
Kim Alvefur <zash@zash.se>
parents: 7707
diff changeset
271 return _SOCKETINVALID;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
272 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
273
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
274 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
275 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
276 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
277
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
278 -- Get IP address
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
279 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
280 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
281 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports
Kim Alvefur <zash@zash.se>
parents: 7583
diff changeset
282
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
283 -- 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
284 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
285 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
286 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports
Kim Alvefur <zash@zash.se>
parents: 7583
diff changeset
287
11793
9006ff4838ff net.server_epoll: Try to make port number related methods sane
Kim Alvefur <zash@zash.se>
parents: 11761
diff changeset
288 -- 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
289 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
290 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
291 return self.peerport;
9006ff4838ff net.server_epoll: Try to make port number related methods sane
Kim Alvefur <zash@zash.se>
parents: 11761
diff changeset
292 else
9006ff4838ff net.server_epoll: Try to make port number related methods sane
Kim Alvefur <zash@zash.se>
parents: 11761
diff changeset
293 return self.sockport;
9006ff4838ff net.server_epoll: Try to make port number related methods sane
Kim Alvefur <zash@zash.se>
parents: 11761
diff changeset
294 end
7584
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports
Kim Alvefur <zash@zash.se>
parents: 7583
diff changeset
295 end
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports
Kim Alvefur <zash@zash.se>
parents: 7583
diff changeset
296
11793
9006ff4838ff net.server_epoll: Try to make port number related methods sane
Kim Alvefur <zash@zash.se>
parents: 11761
diff changeset
297 -- 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
298 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
299 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
300 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
301 else
9006ff4838ff net.server_epoll: Try to make port number related methods sane
Kim Alvefur <zash@zash.se>
parents: 11761
diff changeset
302 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
303 end
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
304 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
305
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
306 -- Return underlying socket
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
307 function interface:socket()
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
308 return self.conn;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
309 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
310
7910
91db637be237 net.server_epoll: Add method for changing read pattern
Kim Alvefur <zash@zash.se>
parents: 7817
diff changeset
311 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
312 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
313 end
91db637be237 net.server_epoll: Add method for changing read pattern
Kim Alvefur <zash@zash.se>
parents: 7817
diff changeset
314
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
315 function interface:setoption(k, v)
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
316 -- 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
317 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
318 if not ok then
247561bf6fca net.server_epoll: Log failures to set socket options
Kim Alvefur <zash@zash.se>
parents: 11677
diff changeset
319 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
320 return ok, ret;
247561bf6fca net.server_epoll: Log failures to set socket options
Kim Alvefur <zash@zash.se>
parents: 11677
diff changeset
321 elseif not ret then
247561bf6fca net.server_epoll: Log failures to set socket options
Kim Alvefur <zash@zash.se>
parents: 11677
diff changeset
322 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
323 return ret, err;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
324 end
11685
247561bf6fca net.server_epoll: Log failures to set socket options
Kim Alvefur <zash@zash.se>
parents: 11677
diff changeset
325 return ret;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
326 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
327
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
328 -- Timeout for detecting dead or idle sockets
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
329 function interface:setreadtimeout(t)
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
330 if t == false then
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
331 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
332 closetimer(self._readtimeout);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
333 self._readtimeout = nil;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
334 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
335 return
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
336 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
337 t = t or cfg.read_timeout;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
338 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
339 reschedule(self._readtimeout, t);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
340 else
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
341 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
342 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
343 self:noise("Read timeout handled");
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
344 return cfg.read_timeout;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
345 else
10417
d8a0b0d21c81 net.server_epoll: Improve read timeout debug messages
Kim Alvefur <zash@zash.se>
parents: 10416
diff changeset
346 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
347 self:on("disconnect", "read timeout");
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
348 self:destroy();
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 end);
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
351 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
352 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
353
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
354 -- Timeout for detecting dead sockets
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
355 function interface:setwritetimeout(t)
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
356 if t == false then
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
357 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
358 closetimer(self._writetimeout);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
359 self._writetimeout = nil;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
360 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
361 return
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
362 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
363 t = t or cfg.send_timeout;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
364 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
365 reschedule(self._writetimeout, t);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
366 else
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
367 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
368 self:noise("Write timeout");
10638
92918212ee83 net.server_epoll: Different error to distinguish connection timeout
Kim Alvefur <zash@zash.se>
parents: 10589
diff changeset
369 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
370 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
371 end);
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
372 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
373 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
374
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
375 function interface:add(r, w)
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
376 local fd = self:getfd();
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
377 if fd < 0 then
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
378 return nil, "invalid fd";
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
379 end
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
380 if r == nil then r = self._wantread; end
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
381 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
382 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
383 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
384 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
385 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
386 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
387 end
10089
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
388 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
389 return ok, err;
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
390 end
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
391 self._wantread, self._wantwrite = r, w;
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
392 fds[fd] = self;
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
393 self:noise("Registered in poller");
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
394 return true;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
395 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
396
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
397 function interface:set(r, w)
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
398 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
399 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
400 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
401 end
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
402 if r == nil then r = self._wantread; end
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
403 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
404 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
405 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
406 end
9384
5c8006ce8cb8 net.server_epoll: Include errno in log messages
Kim Alvefur <zash@zash.se>
parents: 9383
diff changeset
407 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
408 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
409 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
410 return ok, err;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
411 end
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
412 self._wantread, self._wantwrite = r, w;
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
413 return true;
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
414 end
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
415
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
416 function interface:del()
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
417 local fd = self:getfd();
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
418 if fd < 0 then
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
419 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
420 end
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
421 if fds[fd] ~= self then
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
422 return nil, "unregistered fd";
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
423 end
9384
5c8006ce8cb8 net.server_epoll: Include errno in log messages
Kim Alvefur <zash@zash.se>
parents: 9383
diff changeset
424 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
425 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
426 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
427 return ok, err;
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
428 end
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
429 self._wantread, self._wantwrite = nil, nil;
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
430 fds[fd] = nil;
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
431 self:noise("Unregistered from poller");
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
432 return true;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
433 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
434
9320
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
435 function interface:setflags(r, w)
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
436 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
437 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
438 return true; -- no change
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
439 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
440 return self:add(r, w);
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
441 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
442 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
443 return self:del();
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
444 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
445 return self:set(r, w);
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
446 end
8cc498cb0df7 net.server_epoll: Add back setflags API for compat
Kim Alvefur <zash@zash.se>
parents: 9319
diff changeset
447
7573
0f0a6febbc5a net.server_epoll: Add some comments
Kim Alvefur <zash@zash.se>
parents: 7564
diff changeset
448 -- Called when socket is readable
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
449 function interface:onreadable()
9311
9b0604fe01f1 net.server_epoll: Make read_size a server-wide option
Kim Alvefur <zash@zash.se>
parents: 9310
diff changeset
450 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
451 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
452 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
453 self:onincoming(data);
7687
ae24deae6488 net.server_epoll: Separate ok from err branch more
Kim Alvefur <zash@zash.se>
parents: 7658
diff changeset
454 else
9931
485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333)
Kim Alvefur <zash@zash.se>
parents: 9822
diff changeset
455 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
456 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
457 err = "timeout";
485231f8b75d net.server_epoll: Handle LuaSec wantread/wantwrite conditions before callbacks (fixes #1333)
Kim Alvefur <zash@zash.se>
parents: 9822
diff changeset
458 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
459 self:set(nil, true);
11702
c206430e2643 net.server_epoll: Ensure timeouts match epoll flags
Kim Alvefur <zash@zash.se>
parents: 11701
diff changeset
460 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
461 err = "timeout";
11592
64cfa396bb84 net.server_epoll: Fix reporting of socket connect timeout
Kim Alvefur <zash@zash.se>
parents: 11497
diff changeset
462 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
463 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
464 end
8540
ba9fd886b34d net.server_epoll: Call onconnect listener on first successful read or write
Kim Alvefur <zash@zash.se>
parents: 8507
diff changeset
465 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
466 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
467 self:onincoming(partial, err);
7687
ae24deae6488 net.server_epoll: Separate ok from err branch more
Kim Alvefur <zash@zash.se>
parents: 7658
diff changeset
468 end
11814
f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors
Kim Alvefur <zash@zash.se>
parents: 11813
diff changeset
469 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
470 self:debug("Connection closed by remote");
f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors
Kim Alvefur <zash@zash.se>
parents: 11813
diff changeset
471 self:close(err);
f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors
Kim Alvefur <zash@zash.se>
parents: 11813
diff changeset
472 return;
f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors
Kim Alvefur <zash@zash.se>
parents: 11813
diff changeset
473 elseif err ~= "timeout" then
f27b9319e0da net.server_epoll: Separate handling of "closed" from other errors
Kim Alvefur <zash@zash.se>
parents: 11813
diff changeset
474 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
475 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
476 self:destroy();
7687
ae24deae6488 net.server_epoll: Separate ok from err branch more
Kim Alvefur <zash@zash.se>
parents: 7658
diff changeset
477 return;
ae24deae6488 net.server_epoll: Separate ok from err branch more
Kim Alvefur <zash@zash.se>
parents: 7658
diff changeset
478 end
ae24deae6488 net.server_epoll: Separate ok from err branch more
Kim Alvefur <zash@zash.se>
parents: 7658
diff changeset
479 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
480 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
481 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
482 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
483 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
484 self:setreadtimeout(false);
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
485 self:pausefor(cost);
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
486 return;
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
487 end
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
488 end
11701
a3572205c5bf net.server_epoll: Skip reset of read timeout when not reading
Kim Alvefur <zash@zash.se>
parents: 11700
diff changeset
489 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
490 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
491 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
492 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
493 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
494 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
495 end
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
496 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
497
7573
0f0a6febbc5a net.server_epoll: Add some comments
Kim Alvefur <zash@zash.se>
parents: 7564
diff changeset
498 -- Called when socket is writable
8542
8c39ec8e6018 net.server_epoll: Spelling writeable -> writable
Kim Alvefur <zash@zash.se>
parents: 8541
diff changeset
499 function interface:onwritable()
11920
ff4e34c448a4 net.server_epoll: Try harder to avoid reentrant opportunistic writes
Kim Alvefur <zash@zash.se>
parents: 11858
diff changeset
500 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
501 self:onconnect();
12011
9dc36fdbdba1 net.server_epoll: Ensure calls to :write() return something
Kim Alvefur <zash@zash.se>
parents: 11972
diff changeset
502 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
503 self:on("predrain");
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
504 local buffer = self.writebuffer;
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
505 local data = buffer or "";
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
506 if type(buffer) == "table" then
11698
9a2a98621c73 net.server_epoll: Optimize concatenation of exactly 2 buffer chunks
Kim Alvefur <zash@zash.se>
parents: 11697
diff changeset
507 if buffer[3] then
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
508 data = t_concat(data);
11698
9a2a98621c73 net.server_epoll: Optimize concatenation of exactly 2 buffer chunks
Kim Alvefur <zash@zash.se>
parents: 11697
diff changeset
509 elseif buffer[2] then
9a2a98621c73 net.server_epoll: Optimize concatenation of exactly 2 buffer chunks
Kim Alvefur <zash@zash.se>
parents: 11697
diff changeset
510 data = buffer[1] .. buffer[2];
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
511 else
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
512 data = buffer[1] or "";
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
513 end
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
514 end
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
515 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
516 self._writable = ok;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
517 if ok then
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
518 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
519 if cfg.keep_buffers and type(buffer) == "table" then
11805
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
520 for i = #buffer, 1, -1 do
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
521 buffer[i] = nil;
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
522 end
11696
917eca7be82b net.server_epoll: Optionally let go of buffers
Kim Alvefur <zash@zash.se>
parents: 11695
diff changeset
523 else
917eca7be82b net.server_epoll: Optionally let go of buffers
Kim Alvefur <zash@zash.se>
parents: 11695
diff changeset
524 self.writebuffer = nil;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
525 end
11922
28f5c8061dad net.server_epoll: Fix streaming downloads (thanks Menel)
Kim Alvefur <zash@zash.se>
parents: 11920
diff changeset
526 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
527 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
528 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
529 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
530 elseif partial then
10305
2fadbf209678 net.server_epoll: Log size of partial writes (debug)
Kim Alvefur <zash@zash.se>
parents: 10300
diff changeset
531 self:debug("Sent %d out of %d buffered bytes", partial, #data);
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
532 if cfg.keep_buffers and type(buffer) == "table" then
11805
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
533 buffer[1] = data:sub(partial+1);
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
534 for i = #buffer, 2, -1 do
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
535 buffer[i] = nil;
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
536 end
11696
917eca7be82b net.server_epoll: Optionally let go of buffers
Kim Alvefur <zash@zash.se>
parents: 11695
diff changeset
537 else
11703
e57c5d9c722c net.server_epoll: Fix traceback-causing typo
Kim Alvefur <zash@zash.se>
parents: 11702
diff changeset
538 self.writebuffer = data:sub(partial+1);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
539 end
10228
e77bf4222fae net.server_epoll: Add support for opportunistic writes
Kim Alvefur <zash@zash.se>
parents: 10098
diff changeset
540 self:set(nil, true);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
541 self:setwritetimeout();
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
542 end
11920
ff4e34c448a4 net.server_epoll: Try harder to avoid reentrant opportunistic writes
Kim Alvefur <zash@zash.se>
parents: 11858
diff changeset
543 self._writing = nil;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
544 if err == "wantwrite" or err == "timeout" then
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
545 self:set(nil, true);
11702
c206430e2643 net.server_epoll: Ensure timeouts match epoll flags
Kim Alvefur <zash@zash.se>
parents: 11701
diff changeset
546 self:setwritetimeout();
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
547 elseif err == "wantread" then
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
548 self:set(true, nil);
11702
c206430e2643 net.server_epoll: Ensure timeouts match epoll flags
Kim Alvefur <zash@zash.se>
parents: 11701
diff changeset
549 self:setreadtimeout();
7687
ae24deae6488 net.server_epoll: Separate ok from err branch more
Kim Alvefur <zash@zash.se>
parents: 7658
diff changeset
550 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
551 self:on("disconnect", err);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
552 self:destroy();
11695
1573099157c9 net.server_epoll: Propagate returns from opportunistic writes
Kim Alvefur <zash@zash.se>
parents: 11694
diff changeset
553 return ok, err;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
554 end
12011
9dc36fdbdba1 net.server_epoll: Ensure calls to :write() return something
Kim Alvefur <zash@zash.se>
parents: 11972
diff changeset
555 return true, err;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
556 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
557
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
558 -- The write buffer has been successfully emptied
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
559 function interface:ondrain()
8008
62ed3795be13 net.server_epoll: Attempt to simplify state control
Kim Alvefur <zash@zash.se>
parents: 8007
diff changeset
560 return self:on("drain");
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
561 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
562
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
563 -- 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
564 function interface:write(data)
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
565 local buffer = self.writebuffer;
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
566 if type(buffer) == "table" then
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
567 t_insert(buffer, data);
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
568 elseif type(buffer) == "string" then
11696
917eca7be82b net.server_epoll: Optionally let go of buffers
Kim Alvefur <zash@zash.se>
parents: 11695
diff changeset
569 self:noise("Allocating buffer!")
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
570 self.writebuffer = { buffer, data };
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
571 elseif buffer == nil then
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
572 self.writebuffer = data;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
573 end
11920
ff4e34c448a4 net.server_epoll: Try harder to avoid reentrant opportunistic writes
Kim Alvefur <zash@zash.se>
parents: 11858
diff changeset
574 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
575 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
576 self._opportunistic_write = true;
11695
1573099157c9 net.server_epoll: Propagate returns from opportunistic writes
Kim Alvefur <zash@zash.se>
parents: 11694
diff changeset
577 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
578 self._opportunistic_write = nil;
11695
1573099157c9 net.server_epoll: Propagate returns from opportunistic writes
Kim Alvefur <zash@zash.se>
parents: 11694
diff changeset
579 return ret, err;
11805
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
580 end
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
581 self:setwritetimeout();
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
582 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
583 end
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
584 return #data;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
585 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
586 interface.send = interface.write;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
587
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
588 -- Close, possibly after writing is done
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
589 function interface:close()
11813
790bffbb9047 net.server_epoll: Skip attempt to flush write buffer when not connected
Kim Alvefur <zash@zash.se>
parents: 11812
diff changeset
590 if self._connected and self.writebuffer and (self.writebuffer[1] or type(self.writebuffer) == "string") then
11972
520ce76440ad net.server_epoll: Prevent loop attempting to send last data after close
Kim Alvefur <zash@zash.se>
parents: 11922
diff changeset
591 self._connected = false;
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
592 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
593 self:setreadtimeout(false);
11658
36942fa001b4 net.server_epoll: Ensure timeout after closing
Kim Alvefur <zash@zash.se>
parents: 11595
diff changeset
594 self:setwritetimeout();
7593
0266434d7df1 net.server_epoll: Prevent further writing after closing a socket
Kim Alvefur <zash@zash.se>
parents: 7592
diff changeset
595 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
596 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
597 self.ondrain = interface.close;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
598 else
10089
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
599 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
600 self.write, self.send = noop, noop;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
601 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
602 self:on("disconnect");
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
603 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
604 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
605 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
606
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
607 function interface:destroy()
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
608 self:del();
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
609 self:setwritetimeout(false);
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
610 self:setreadtimeout(false);
7594
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets
Kim Alvefur <zash@zash.se>
parents: 7593
diff changeset
611 self.onreadable = noop;
8542
8c39ec8e6018 net.server_epoll: Spelling writeable -> writable
Kim Alvefur <zash@zash.se>
parents: 8541
diff changeset
612 self.onwritable = noop;
7594
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets
Kim Alvefur <zash@zash.se>
parents: 7593
diff changeset
613 self.destroy = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets
Kim Alvefur <zash@zash.se>
parents: 7593
diff changeset
614 self.close = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets
Kim Alvefur <zash@zash.se>
parents: 7593
diff changeset
615 self.on = noop;
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets
Kim Alvefur <zash@zash.se>
parents: 7593
diff changeset
616 self.conn:close();
5e884501a9ac net.server_epoll: Prevent anything from happening to destroyed sockets
Kim Alvefur <zash@zash.se>
parents: 7593
diff changeset
617 self.conn = nil;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
618 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
619
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
620 function interface:ssl()
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
621 return self._tls;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
622 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
623
11595
8985efc6792d net.server_epoll: Add missing method for changing TLS context
Kim Alvefur <zash@zash.se>
parents: 11592
diff changeset
624 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
625 self._sslctx = sslctx;
8985efc6792d net.server_epoll: Add missing method for changing TLS context
Kim Alvefur <zash@zash.se>
parents: 11592
diff changeset
626 end
8985efc6792d net.server_epoll: Add missing method for changing TLS context
Kim Alvefur <zash@zash.se>
parents: 11592
diff changeset
627
12480
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
628 function interface:sslctx()
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
629 return self.tls_ctx
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
630 end
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
631
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
632 function interface:ssl_info()
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
633 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
634 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
635 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
636 return sock:info();
12480
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
637 end
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
638
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
639 function interface:ssl_peercertificate()
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
640 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
641 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
642 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
643 return sock:getpeercertificate();
12480
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
644 end
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
645
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
646 function interface:ssl_peerverification()
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
647 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
648 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
649 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
650 return sock:getpeerverification();
12480
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
651 end
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
652
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
653 function interface:ssl_peerfinished()
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
654 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
655 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
656 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
657 return sock:getpeerfinished();
12480
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
658 end
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
659
12594
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760)
Kim Alvefur <zash@zash.se>
parents: 12542
diff changeset
660 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
661 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
662 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
663 if sock.exportkeyingmaterial then
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760)
Kim Alvefur <zash@zash.se>
parents: 12542
diff changeset
664 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
665 end
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760)
Kim Alvefur <zash@zash.se>
parents: 12542
diff changeset
666 end
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760)
Kim Alvefur <zash@zash.se>
parents: 12542
diff changeset
667
29685403be32 mod_saslauth: Implement RFC 9266 'tls-exporter' channel binding (#1760)
Kim Alvefur <zash@zash.se>
parents: 12542
diff changeset
668
9300
1df8832bd29e net.server_epoll: Rename all variables holding TLS contexts for consistency
Kim Alvefur <zash@zash.se>
parents: 8983
diff changeset
669 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
670 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
671 self.starttls = false;
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
672 if self.writebuffer and (self.writebuffer[1] or type(self.writebuffer) == "string") then
10089
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
673 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
674 self.ondrain = interface.starttls;
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
675 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
676 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
677 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
678 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
679 end
11672
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
680 self.onwritable = interface.inittls;
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
681 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
682 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
683 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
684 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
685 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
686 end
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake
Kim Alvefur <zash@zash.se>
parents: 9387
diff changeset
687 end
412ff404bf58 net.server_epoll: Delay wrapping sockets in TLS until just before first handshake
Kim Alvefur <zash@zash.se>
parents: 9387
diff changeset
688
11676
993462e5e4d4 net.server_epoll: Refactor immediate TLS handshake start
Kim Alvefur <zash@zash.se>
parents: 11675
diff changeset
689 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
690 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
691 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
692 self._tls = true;
11839
19b50ce9ef5a net.server_epoll: Prevent starttls on direct TLS connections
Kim Alvefur <zash@zash.se>
parents: 11814
diff changeset
693 self.starttls = false;
11672
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
694 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
695 self:updatenames(); -- Can't getpeer/sockname after wrap()
12480
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
696 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
697 if not conn then
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
698 self:on("disconnect", err);
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
699 self:destroy();
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
700 return conn, err;
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
701 end
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
702 conn:settimeout(0);
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
703 self.conn = conn;
11672
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
704 if conn.sni then
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
705 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
706 conn:sni(self.servername);
12480
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
707 elseif next(self.tls_ctx._sni_contexts) ~= nil then
7e9ebdc75ce4 net: isolate LuaSec-specifics
Jonas Schäfer <jonas@wielicki.name>
parents: 12342
diff changeset
708 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
709 end
11672
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
710 end
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
711 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
712 -- TODO Error handling
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
713 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
714 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
715 else
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
716 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
717 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
718 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
719 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
720 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
721 end
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
722 end
11805
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
723 end
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
724 self:on("starttls");
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
725 self.ondrain = nil;
11672
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
726 self.onwritable = interface.tlshandshake;
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
727 self.onreadable = interface.tlshandshake;
11676
993462e5e4d4 net.server_epoll: Refactor immediate TLS handshake start
Kim Alvefur <zash@zash.se>
parents: 11675
diff changeset
728 if now then
993462e5e4d4 net.server_epoll: Refactor immediate TLS handshake start
Kim Alvefur <zash@zash.se>
parents: 11675
diff changeset
729 return self:tlshandshake()
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
730 end
11699
1275dad71afd net.server_epoll: Use only fatal "write" timeout during TLS negotiation
Kim Alvefur <zash@zash.se>
parents: 11698
diff changeset
731 self:setreadtimeout(false);
11674
8253f6a30afc net.server_epoll: Use TLS handshake timeout after initiating handshake
Kim Alvefur <zash@zash.se>
parents: 11673
diff changeset
732 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
733 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
734 end
79f8e29e88a0 net.server_epoll: Factor out TLS initialization into a method
Kim Alvefur <zash@zash.se>
parents: 11671
diff changeset
735
10847
42c8dce6e765 net.server_epoll: Fix typo in internal method name
Kim Alvefur <zash@zash.se>
parents: 10846
diff changeset
736 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
737 self:setreadtimeout(false);
10846
d0b098d0f6c3 net.server_epoll: Log some noise before TLS handshake step
Kim Alvefur <zash@zash.se>
parents: 10683
diff changeset
738 self:noise("Continuing TLS handshake");
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
739 local ok, err = self.conn:dohandshake();
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
740 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
741 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
742 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
743 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
744 else
6a997f0ceba8 net.server_epoll: Log TLS version and cipher for all completed handshakes
Kim Alvefur <zash@zash.se>
parents: 10305
diff changeset
745 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
746 end
11700
79d30de13fdb net.server_epoll: Reduce timer churn during TLS handshake
Kim Alvefur <zash@zash.se>
parents: 11699
diff changeset
747 self:setwritetimeout(false);
8542
8c39ec8e6018 net.server_epoll: Spelling writeable -> writable
Kim Alvefur <zash@zash.se>
parents: 8541
diff changeset
748 self.onwritable = nil;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
749 self.onreadable = nil;
8008
62ed3795be13 net.server_epoll: Attempt to simplify state control
Kim Alvefur <zash@zash.se>
parents: 8007
diff changeset
750 self:on("status", "ssl-handshake-complete");
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
751 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
752 self:onconnect();
98bcc19361db net.server_epoll: Call onconnect immediately after TLS handshake completion
Kim Alvefur <zash@zash.se>
parents: 11676
diff changeset
753 self:onreadable();
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
754 elseif err == "wantread" then
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
755 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
756 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
757 self:setwritetimeout(cfg.ssl_handshake_timeout);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
758 elseif err == "wantwrite" then
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
759 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
760 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
761 self:setwritetimeout(cfg.ssl_handshake_timeout);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
762 else
10649
228277be4a28 net.server_epoll: Reduce log level of TLS handshake errors to debug
Kim Alvefur <zash@zash.se>
parents: 10638
diff changeset
763 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
764 self:on("disconnect", err);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
765 self:destroy();
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
766 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
767 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
768
11063
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409)
Kim Alvefur <zash@zash.se>
parents: 10681
diff changeset
769 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
770 client:settimeout(0);
10279
0e1701197722 net.server_epoll: Make log tag accessible as a field
Kim Alvefur <zash@zash.se>
parents: 10278
diff changeset
771 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
772 local conn = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
773 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
774 _server = server;
10492
8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling
Kim Alvefur <zash@zash.se>
parents: 10491
diff changeset
775 created = realtime();
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
776 listeners = listeners;
9310
2d2d4c293efa net.server_epoll: Rename pattern to read_size
Kim Alvefur <zash@zash.se>
parents: 9309
diff changeset
777 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
778 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
779 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
780 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
781 id = conn_id;
0e1701197722 net.server_epoll: Make log tag accessible as a field
Kim Alvefur <zash@zash.se>
parents: 10278
diff changeset
782 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
783 extra = extra;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
784 }, interface_mt);
7591
138f16eb39fb net.server_epoll: Improve syntax
Kim Alvefur <zash@zash.se>
parents: 7590
diff changeset
785
11063
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409)
Kim Alvefur <zash@zash.se>
parents: 10681
diff changeset
786 if extra then
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409)
Kim Alvefur <zash@zash.se>
parents: 10681
diff changeset
787 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
788 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
789 end
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409)
Kim Alvefur <zash@zash.se>
parents: 10681
diff changeset
790 end
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409)
Kim Alvefur <zash@zash.se>
parents: 10681
diff changeset
791
9383
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method
Kim Alvefur <zash@zash.se>
parents: 9382
diff changeset
792 return conn;
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method
Kim Alvefur <zash@zash.se>
parents: 9382
diff changeset
793 end
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method
Kim Alvefur <zash@zash.se>
parents: 9382
diff changeset
794
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method
Kim Alvefur <zash@zash.se>
parents: 9382
diff changeset
795 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
796 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
797 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
798 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
799 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
800 end
9383
3260902a5b22 net.server_epoll: Factor out IP/port detection into its own method
Kim Alvefur <zash@zash.se>
parents: 9382
diff changeset
801 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
802 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
803 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
804 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
805 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
806
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
807 -- A server interface has new incoming connections waiting
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
808 -- This replaces the onreadable callback
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
809 function interface:onacceptable()
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
810 local conn, err = self.conn:accept();
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
811 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
812 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
813 self:pausefor(cfg.accept_retry_interval);
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
814 return;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
815 end
9309
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards
Kim Alvefur <zash@zash.se>
parents: 9306
diff changeset
816 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
817 client:updatenames();
10089
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
818 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
819 client:defaultoptions();
11738
3f1450ec37f4 net.server_epoll: Improve efficiency of opportunistic writes
Kim Alvefur <zash@zash.se>
parents: 11703
diff changeset
820 client._writable = cfg.opportunistic_writes;
9309
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards
Kim Alvefur <zash@zash.se>
parents: 9306
diff changeset
821 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
822 client:add(true, true);
11676
993462e5e4d4 net.server_epoll: Refactor immediate TLS handshake start
Kim Alvefur <zash@zash.se>
parents: 11675
diff changeset
823 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
824 else
11659
00295a8e5bcf net.server_epoll: Separate handling of new incoming and outgoing connections
Kim Alvefur <zash@zash.se>
parents: 11658
diff changeset
825 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
826 client:onconnect();
11660
68f0196ece2a net.server_epoll: Immediately attempt to read from newly accepted connections
Kim Alvefur <zash@zash.se>
parents: 11659
diff changeset
827 client:onreadable();
9309
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards
Kim Alvefur <zash@zash.se>
parents: 9306
diff changeset
828 end
7597
cd34aa6b1632 net.server_epoll: Refactor to use common initialization
Kim Alvefur <zash@zash.se>
parents: 7596
diff changeset
829 end
cd34aa6b1632 net.server_epoll: Refactor to use common initialization
Kim Alvefur <zash@zash.se>
parents: 7596
diff changeset
830
11659
00295a8e5bcf net.server_epoll: Separate handling of new incoming and outgoing connections
Kim Alvefur <zash@zash.se>
parents: 11658
diff changeset
831 -- Initialization for outgoing connections
7597
cd34aa6b1632 net.server_epoll: Refactor to use common initialization
Kim Alvefur <zash@zash.se>
parents: 7596
diff changeset
832 function interface:init()
9824
729de68f0068 net.server_epoll: Separate timeout for initial connection attempts
Kim Alvefur <zash@zash.se>
parents: 9823
diff changeset
833 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
834 self:defaultoptions();
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
835 return self:add(true, true);
7547
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
11686
f4c3dcc907d8 net.server_epoll: Add an (empty) method for setting socket options
Kim Alvefur <zash@zash.se>
parents: 11685
diff changeset
838 function interface:defaultoptions()
11689
f9f6e82fb572 net.server_epoll: Add setting for disabling the Nagle algorithm
Kim Alvefur <zash@zash.se>
parents: 11688
diff changeset
839 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
840 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
841 end
11687
153d2fdd97d3 net.server_epoll: Add way to enable TCP keeplives on all connections
Kim Alvefur <zash@zash.se>
parents: 11686
diff changeset
842 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
843 self:setoption("keepalive", true);
11688
3fc564f7441b net.server_epoll: Support setting keepalive idle time
Kim Alvefur <zash@zash.se>
parents: 11687
diff changeset
844 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
845 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
846 end
11687
153d2fdd97d3 net.server_epoll: Add way to enable TCP keeplives on all connections
Kim Alvefur <zash@zash.se>
parents: 11686
diff changeset
847 end
11686
f4c3dcc907d8 net.server_epoll: Add an (empty) method for setting socket options
Kim Alvefur <zash@zash.se>
parents: 11685
diff changeset
848 end
f4c3dcc907d8 net.server_epoll: Add an (empty) method for setting socket options
Kim Alvefur <zash@zash.se>
parents: 11685
diff changeset
849
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
850 function interface:pause()
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
851 self:noise("Pause reading");
11702
c206430e2643 net.server_epoll: Ensure timeouts match epoll flags
Kim Alvefur <zash@zash.se>
parents: 11701
diff changeset
852 self:setreadtimeout(false);
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
853 return self:set(false);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
854 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
855
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
856 function interface:resume()
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
857 self:noise("Resume reading");
11702
c206430e2643 net.server_epoll: Ensure timeouts match epoll flags
Kim Alvefur <zash@zash.se>
parents: 11701
diff changeset
858 self:setreadtimeout();
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
859 return self:set(true);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
860 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
861
7624
23fb3a084956 net.server_epoll: Comments
Kim Alvefur <zash@zash.se>
parents: 7623
diff changeset
862 -- Pause connection for some time
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
863 function interface:pausefor(t)
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
864 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
865 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
866 closetimer(self._pausefor);
758ce12586de net.server_epoll: Optimize away table allocation for timer objects
Kim Alvefur <zash@zash.se>
parents: 10984
diff changeset
867 self._pausefor = nil;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
868 end
7559
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer
Kim Alvefur <zash@zash.se>
parents: 7558
diff changeset
869 if t == false then return; end
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
870 self:set(false);
7559
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer
Kim Alvefur <zash@zash.se>
parents: 7558
diff changeset
871 self._pausefor = addtimer(t, function ()
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer
Kim Alvefur <zash@zash.se>
parents: 7558
diff changeset
872 self._pausefor = nil;
9994
524b8cd76780 net.server_epoll: Restore wantread flag after pause (fixes #1354)
Kim Alvefur <zash@zash.se>
parents: 9932
diff changeset
873 self:set(true);
11743
856dada099fa net.server_epoll: Split, attempt to clarify dirty noise message
Kim Alvefur <zash@zash.se>
parents: 11741
diff changeset
874 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
875 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
876 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
877 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
878 end
7559
b1b27dedf4cf net.server_epoll: Replace any previous pausefor timer
Kim Alvefur <zash@zash.se>
parents: 7558
diff changeset
879 end);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
880 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
881
10098
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
882 function interface:setlimit(Bps)
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
883 if Bps > 0 then
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
884 self._limit = 1/Bps;
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
885 else
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
886 self._limit = nil;
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
887 end
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
888 end
dda1c7ccb209 server_epoll: Add native support for per socket bandwith limits
Kim Alvefur <zash@zash.se>
parents: 10091
diff changeset
889
9581
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data
Kim Alvefur <zash@zash.se>
parents: 9573
diff changeset
890 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
891 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
892 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
893 end
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
894 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
895 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
896 self:setwritetimeout(false);
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data
Kim Alvefur <zash@zash.se>
parents: 9573
diff changeset
897 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
898 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data
Kim Alvefur <zash@zash.se>
parents: 9573
diff changeset
899
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data
Kim Alvefur <zash@zash.se>
parents: 9573
diff changeset
900 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
901 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
902 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
903 end
10587
863aa36a9dd8 net.server_epoll: Add option for reducing debug logging
Kim Alvefur <zash@zash.se>
parents: 10586
diff changeset
904 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
905 self._write_lock = nil;
11697
6c3d8aa3bbd9 net.server_epoll: Avoid allocating a buffer table for single writes
Kim Alvefur <zash@zash.se>
parents: 11696
diff changeset
906 if self.writebuffer and (self.writebuffer[1] or type(self.writebuffer) == "string") then
9581
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data
Kim Alvefur <zash@zash.se>
parents: 9573
diff changeset
907 self:setwritetimeout();
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data
Kim Alvefur <zash@zash.se>
parents: 9573
diff changeset
908 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
909 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data
Kim Alvefur <zash@zash.se>
parents: 9573
diff changeset
910 end
1be99aedb0b3 net.server: Add an API for holding writes of outgoing data
Kim Alvefur <zash@zash.se>
parents: 9573
diff changeset
911
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
912 -- Connected!
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
913 function interface:onconnect()
10638
92918212ee83 net.server_epoll: Different error to distinguish connection timeout
Kim Alvefur <zash@zash.se>
parents: 10589
diff changeset
914 self._connected = true;
9594
dcf466e04f81 net.server_epoll: Use method to update peername on connect
Kim Alvefur <zash@zash.se>
parents: 9587
diff changeset
915 self:updatenames();
10331
76bd77ad6a2a server_epoll: Log full string represestation when connected
Kim Alvefur <zash@zash.se>
parents: 10330
diff changeset
916 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
917 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
918 self:on("connect");
8506
174fd716c9fa server_epoll: Rework how socket readyness is detected
Kim Alvefur <zash@zash.se>
parents: 8271
diff changeset
919 end
174fd716c9fa server_epoll: Rework how socket readyness is detected
Kim Alvefur <zash@zash.se>
parents: 8271
diff changeset
920
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
921 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
922 local server = setmetatable({
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
923 conn = conn;
10492
8e1d9bba9244 net.server_epoll: Use monotonic time for scheduling
Kim Alvefur <zash@zash.se>
parents: 10491
diff changeset
924 created = realtime();
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
925 listeners = listeners;
9835
20bf5b47c1fb net.server: New API for creating server listeners
Kim Alvefur <zash@zash.se>
parents: 9825
diff changeset
926 read_size = config and config.read_size;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
927 onreadable = interface.onacceptable;
9835
20bf5b47c1fb net.server: New API for creating server listeners
Kim Alvefur <zash@zash.se>
parents: 9825
diff changeset
928 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
929 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
930 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
931 sockname = addr;
98ee3ed105cf net.server_epoll: Collect and expose local and remote address and ports
Kim Alvefur <zash@zash.se>
parents: 7583
diff changeset
932 sockport = port;
10089
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
933 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
934 }, interface_mt);
10089
90e459f48cbd net.server_epoll: Overhaul logging with one log sink per connection
Kim Alvefur <zash@zash.se>
parents: 10088
diff changeset
935 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
936 if cfg.tcp_fastopen then
b7f07585ec4c net.server_epoll: Add support for TCP Fast Open
Kim Alvefur <zash@zash.se>
parents: 12481
diff changeset
937 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
938 end
12515
76c1725f4467 net.server_epoll: Add option to defer accept() until data available
Kim Alvefur <zash@zash.se>
parents: 12514
diff changeset
939 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
940 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
941 end
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
942 server:add(true, false);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
943 return server;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
944 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
945
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
946 local function listen(addr, port, listeners, config)
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
947 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
948 if not conn then return conn, err; end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
949 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
950 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
951 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
952
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
953 -- COMPAT
9835
20bf5b47c1fb net.server: New API for creating server listeners
Kim Alvefur <zash@zash.se>
parents: 9825
diff changeset
954 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
955 return listen(addr, port, listeners, {
9310
2d2d4c293efa net.server_epoll: Rename pattern to read_size
Kim Alvefur <zash@zash.se>
parents: 9309
diff changeset
956 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
957 tls_ctx = tls_ctx;
9309
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards
Kim Alvefur <zash@zash.se>
parents: 9306
diff changeset
958 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
959 });
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
960 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
961
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
962 -- COMPAT
11063
30d3f6f85eb8 net.server: Backport client parts of SNI support from trunk (#409)
Kim Alvefur <zash@zash.se>
parents: 10681
diff changeset
963 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
964 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
965 client:updatenames();
7597
cd34aa6b1632 net.server_epoll: Refactor to use common initialization
Kim Alvefur <zash@zash.se>
parents: 7596
diff changeset
966 if not client.peername then
cd34aa6b1632 net.server_epoll: Refactor to use common initialization
Kim Alvefur <zash@zash.se>
parents: 7596
diff changeset
967 client.peername, client.peerport = addr, port;
cd34aa6b1632 net.server_epoll: Refactor to use common initialization
Kim Alvefur <zash@zash.se>
parents: 7596
diff changeset
968 end
9473
5fdda751333a net.server: Require IP address as argument to addclient (no DNS names)
Kim Alvefur <zash@zash.se>
parents: 9445
diff changeset
969 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
970 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
971 if tls_ctx then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards
Kim Alvefur <zash@zash.se>
parents: 9306
diff changeset
972 client:starttls(tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards
Kim Alvefur <zash@zash.se>
parents: 9306
diff changeset
973 end
7551
838212918f11 net.server_epoll: Rename arguments and varibles for consistensy
Kim Alvefur <zash@zash.se>
parents: 7550
diff changeset
974 return client;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
975 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
976
7800
dadf9ba290c5 server_epoll: Add some comments describing some functions
Kim Alvefur <zash@zash.se>
parents: 7799
diff changeset
977 -- 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
978 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
979 local create;
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient
Kim Alvefur <zash@zash.se>
parents: 9477
diff changeset
980 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
981 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
982 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
983 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
984 typ = "tcp6";
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient
Kim Alvefur <zash@zash.se>
parents: 9477
diff changeset
985 else
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient
Kim Alvefur <zash@zash.se>
parents: 9477
diff changeset
986 typ = "tcp4";
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient
Kim Alvefur <zash@zash.se>
parents: 9477
diff changeset
987 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient
Kim Alvefur <zash@zash.se>
parents: 9477
diff changeset
988 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient
Kim Alvefur <zash@zash.se>
parents: 9477
diff changeset
989 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
990 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
991 end
183ff7a8051b net.server_epoll: Add support for the conn_type argument to addclient
Kim Alvefur <zash@zash.se>
parents: 9477
diff changeset
992 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
993 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
994 end
5fdda751333a net.server: Require IP address as argument to addclient (no DNS names)
Kim Alvefur <zash@zash.se>
parents: 9445
diff changeset
995 local conn, err = create();
10082
1df53ef1f60d net.server_epoll: Return errors from creating sockets
Kim Alvefur <zash@zash.se>
parents: 10081
diff changeset
996 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
997 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
998 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
999 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
1000 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
1001 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
1002 end
9499
36e379f058c8 net.server: Swich method for connecting sockets with remotes
Kim Alvefur <zash@zash.se>
parents: 9498
diff changeset
1003 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
1004 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
1005 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
1006 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
1007 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
1008 -- 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
1009 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
1010 end
9473
5fdda751333a net.server: Require IP address as argument to addclient (no DNS names)
Kim Alvefur <zash@zash.se>
parents: 9445
diff changeset
1011 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
1012 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
1013 if tls_ctx then
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards
Kim Alvefur <zash@zash.se>
parents: 9306
diff changeset
1014 client:starttls(tls_ctx);
33d500c25d76 net.server_epoll: Refactor Direct TLS assumptions outwards
Kim Alvefur <zash@zash.se>
parents: 9306
diff changeset
1015 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
1016 return client, conn;
7553
4f3e4a092348 net.server_epoll: Make addclient use wrapclient
Kim Alvefur <zash@zash.se>
parents: 7552
diff changeset
1017 end
4f3e4a092348 net.server_epoll: Make addclient use wrapclient
Kim Alvefur <zash@zash.se>
parents: 7552
diff changeset
1018
9319
7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API
Kim Alvefur <zash@zash.se>
parents: 9314
diff changeset
1019 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
1020 local conn = setmetatable({
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1021 conn = fd;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1022 onreadable = onreadable;
9319
7c954c75b6ac net.server_epoll: Fix write signal handling in watchfd API
Kim Alvefur <zash@zash.se>
parents: 9314
diff changeset
1023 onwritable = onwritable;
8781
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1024 close = function (self)
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
1025 self:del();
8781
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1026 end
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1027 }, interface_mt);
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1028 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
1029 conn.getfd = function ()
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1030 return fd;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1031 end;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1032 -- 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
1033 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
1034 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
1035 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
1036 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
1037 return conn;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1038 end;
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1039
7800
dadf9ba290c5 server_epoll: Add some comments describing some functions
Kim Alvefur <zash@zash.se>
parents: 7799
diff changeset
1040 -- 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
1041 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
1042 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
1043 function from:onincoming(data)
cd669975031b net.server_epoll: Fix link function to not replace listeners
Kim Alvefur <zash@zash.se>
parents: 10283
diff changeset
1044 self:pause();
11805
2327e03d1f8d net.server_epoll: Fix indentation messed up in last merge
Kim Alvefur <zash@zash.se>
parents: 11804
diff changeset
1045 to:write(data);
10284
cd669975031b net.server_epoll: Fix link function to not replace listeners
Kim Alvefur <zash@zash.se>
parents: 10283
diff changeset
1046 end
10285
bcf61e22f841 net.server_epoll: Ignore unused self argument [luacheck]
Kim Alvefur <zash@zash.se>
parents: 10284
diff changeset
1047 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
1048 from:resume();
10284
cd669975031b net.server_epoll: Fix link function to not replace listeners
Kim Alvefur <zash@zash.se>
parents: 10283
diff changeset
1049 end
10283
dff360d00dfa net.server_epoll: Handle read size argument to link
Kim Alvefur <zash@zash.se>
parents: 10282
diff changeset
1050 from:set_mode(read_size);
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
1051 from:set(true, nil);
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
1052 to:set(nil, true);
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
9438
916bee81eb7e net.server_epoll: Make :set_send a noop, should fix net.adns
Kim Alvefur <zash@zash.se>
parents: 9432
diff changeset
1055 -- COMPAT
916bee81eb7e net.server_epoll: Make :set_send a noop, should fix net.adns
Kim Alvefur <zash@zash.se>
parents: 9432
diff changeset
1056 -- 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
1057 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
1058 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1059
7800
dadf9ba290c5 server_epoll: Add some comments describing some functions
Kim Alvefur <zash@zash.se>
parents: 7799
diff changeset
1060 -- 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
1061 local function closeall()
7799
93643a61858a server_epoll: Ignore unused loop variable [luacheck]
Kim Alvefur <zash@zash.se>
parents: 7797
diff changeset
1062 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
1063 conn:close();
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers
Kim Alvefur <zash@zash.se>
parents: 7737
diff changeset
1064 end
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers
Kim Alvefur <zash@zash.se>
parents: 7737
diff changeset
1065 end
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers
Kim Alvefur <zash@zash.se>
parents: 7737
diff changeset
1066
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1067 local quitting = nil;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1068
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
1069 -- 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
1070 local function setquitting(quit)
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select
Kim Alvefur <zash@zash.se>
parents: 7795
diff changeset
1071 if quit then
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select
Kim Alvefur <zash@zash.se>
parents: 7795
diff changeset
1072 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
1073 closeall();
11810
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670)
Kim Alvefur <zash@zash.se>
parents: 11751
diff changeset
1074 addtimer(1, function ()
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670)
Kim Alvefur <zash@zash.se>
parents: 11751
diff changeset
1075 if quitting then
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670)
Kim Alvefur <zash@zash.se>
parents: 11751
diff changeset
1076 closeall();
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670)
Kim Alvefur <zash@zash.se>
parents: 11751
diff changeset
1077 return 1;
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670)
Kim Alvefur <zash@zash.se>
parents: 11751
diff changeset
1078 end
fe0cdbad19c3 net.server_epoll: Close sockets added after shutdown signal (fixes #1670)
Kim Alvefur <zash@zash.se>
parents: 11751
diff changeset
1079 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
1080 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
1081 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
1082 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
1083 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
1084 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
1085 end
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670
Kim Alvefur <zash@zash.se>
parents: 11810
diff changeset
1086 end
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670
Kim Alvefur <zash@zash.se>
parents: 11810
diff changeset
1087 end);
ae43166fe931 net.server_epoll: Add a hard deadline on shutdown to extra-fix #1670
Kim Alvefur <zash@zash.se>
parents: 11810
diff changeset
1088 end
7796
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select
Kim Alvefur <zash@zash.se>
parents: 7795
diff changeset
1089 else
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select
Kim Alvefur <zash@zash.se>
parents: 7795
diff changeset
1090 quitting = nil;
12609aee3b3b server_epoll: Handle the argument to setquitting like server_select
Kim Alvefur <zash@zash.se>
parents: 7795
diff changeset
1091 end
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1092 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1093
12827
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1094 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
1095 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
1096 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
1097 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
1098 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
1099 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
1100 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
1101 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
1102 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1103 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
1104 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
1105 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1106 else
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1107 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
1108 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
1109 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1110 else
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1111 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
1112 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1113 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1114
7637
cccea9136b2d net.server_epoll: More comments
Kim Alvefur <zash@zash.se>
parents: 7630
diff changeset
1115 -- 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
1116 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
1117 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
1118 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
1119 end
0605d4f03e25 net.server_epoll: Factor out single main loop step into its own function
Kim Alvefur <zash@zash.se>
parents: 12594
diff changeset
1120
12828
f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting
Kim Alvefur <zash@zash.se>
parents: 12827
diff changeset
1121 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
1122 while not quitting do
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
1123 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
1124 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
1125 t = 0;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1126 local conn = fds[fd];
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1127 if conn then
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1128 if r then
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1129 conn:onreadable();
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1130 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1131 if w then
8542
8c39ec8e6018 net.server_epoll: Spelling writeable -> writable
Kim Alvefur <zash@zash.se>
parents: 8541
diff changeset
1132 conn:onwritable();
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1133 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1134 else
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1135 log("debug", "Removing unknown fd %d", fd);
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
1136 poll:del(fd);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1137 end
12828
f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting
Kim Alvefur <zash@zash.se>
parents: 12827
diff changeset
1138 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
1139 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
1140 elseif r ~= "signal" then
9445
af7eafe82447 net.server_epoll: Log error number from wait()
Kim Alvefur <zash@zash.se>
parents: 9441
diff changeset
1141 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
1142 end
12828
f33887f925e1 net.server_epoll: Remove delay on last main loop iteration when quitting
Kim Alvefur <zash@zash.se>
parents: 12827
diff changeset
1143 end
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1144 return quitting;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1145 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1146
13440
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1147 local hook_signal;
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1148 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
1149 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
1150 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
1151 end
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1152
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1153 function hook_signal(signum, cb)
13447
5c9df28a57bb net.server_epoll: Log failure to hook signals
Kim Alvefur <zash@zash.se>
parents: 13441
diff changeset
1154 local sigfd = signal.signalfd(signum);
5c9df28a57bb net.server_epoll: Log failure to hook signals
Kim Alvefur <zash@zash.se>
parents: 13441
diff changeset
1155 if not sigfd then
5c9df28a57bb net.server_epoll: Log failure to hook signals
Kim Alvefur <zash@zash.se>
parents: 13441
diff changeset
1156 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
1157 return nil, "failed";
5c9df28a57bb net.server_epoll: Log failure to hook signals
Kim Alvefur <zash@zash.se>
parents: 13441
diff changeset
1158 end
5c9df28a57bb net.server_epoll: Log failure to hook signals
Kim Alvefur <zash@zash.se>
parents: 13441
diff changeset
1159 local watch = watchfd(sigfd, dispatch);
13440
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1160 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
1161 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
1162 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
1163 return watch;
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1164 end
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1165 end
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1166
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1167 return {
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1168 get_backend = function () return "epoll"; end;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1169 addserver = addserver;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1170 addclient = addclient;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1171 add_task = addtimer;
10983
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer
Kim Alvefur <zash@zash.se>
parents: 10982
diff changeset
1172 timer = {
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer
Kim Alvefur <zash@zash.se>
parents: 10982
diff changeset
1173 -- API-compatible with util.timer
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer
Kim Alvefur <zash@zash.se>
parents: 10982
diff changeset
1174 add_task = addtimer;
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer
Kim Alvefur <zash@zash.se>
parents: 10982
diff changeset
1175 stop = closetimer;
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer
Kim Alvefur <zash@zash.se>
parents: 10982
diff changeset
1176 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
1177 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
1178 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
1179 end;
10983
0862325842ec net.server_epoll: Signal API-compatibilty with util.timer
Kim Alvefur <zash@zash.se>
parents: 10982
diff changeset
1180 };
9835
20bf5b47c1fb net.server: New API for creating server listeners
Kim Alvefur <zash@zash.se>
parents: 9825
diff changeset
1181 listen = listen;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1182 loop = loop;
7794
424bbbeb9257 server_epoll: Add closeall() method for closing all clients and servers
Kim Alvefur <zash@zash.se>
parents: 7737
diff changeset
1183 closeall = closeall;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1184 setquitting = setquitting;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1185 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
1186 wrapserver = wrapserver;
8781
53178b6ba589 net.server: Add watchfd, a simple API for watching file descriptors
Kim Alvefur <zash@zash.se>
parents: 8778
diff changeset
1187 watchfd = watchfd;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1188 link = link;
7657
252823632401 net.server_epoll: Support for setting configuration parameters
Kim Alvefur <zash@zash.se>
parents: 7637
diff changeset
1189 set_config = function (newconfig)
252823632401 net.server_epoll: Support for setting configuration parameters
Kim Alvefur <zash@zash.se>
parents: 7637
diff changeset
1190 cfg = setmetatable(newconfig, default_config);
252823632401 net.server_epoll: Support for setting configuration parameters
Kim Alvefur <zash@zash.se>
parents: 7637
diff changeset
1191 end;
13440
b27de3d2bad6 net.server_epoll: Support hooking signals via signalfd
Kim Alvefur <zash@zash.se>
parents: 13422
diff changeset
1192 hook_signal = hook_signal;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1193
12481
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec
Jonas Schäfer <jonas@wielicki.name>
parents: 12480
diff changeset
1194 tls_builder = function(basedir)
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec
Jonas Schäfer <jonas@wielicki.name>
parents: 12480
diff changeset
1195 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
1196 end,
2ee27587fec7 net: refactor sslconfig to not depend on LuaSec
Jonas Schäfer <jonas@wielicki.name>
parents: 12480
diff changeset
1197
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1198 -- libevent emulation
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1199 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
1200 addevent = function (fd, mode, callback)
10088
97da8452c6a6 net.server_epoll: Deprecate libevent emulation layer
Kim Alvefur <zash@zash.se>
parents: 10082
diff changeset
1201 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
1202 local function onevent(self)
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1203 local ret = self:callback();
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1204 if ret == -1 then
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
1205 self:set(false, false);
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1206 elseif ret then
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
1207 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
1208 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1209 end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1210
7817
4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer
Kim Alvefur <zash@zash.se>
parents: 7811
diff changeset
1211 local conn = setmetatable({
4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer
Kim Alvefur <zash@zash.se>
parents: 7811
diff changeset
1212 getfd = function () return fd; end;
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1213 callback = callback;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1214 onreadable = onevent;
8542
8c39ec8e6018 net.server_epoll: Spelling writeable -> writable
Kim Alvefur <zash@zash.se>
parents: 8541
diff changeset
1215 onwritable = onevent;
7817
4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer
Kim Alvefur <zash@zash.se>
parents: 7811
diff changeset
1216 close = function (self)
9314
c9eef7e8ee65 net.server_epoll: Use util.poll
Kim Alvefur <zash@zash.se>
parents: 9311
diff changeset
1217 self:del();
7547
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1218 fds[fd] = nil;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1219 end;
7817
4e3654031693 net.server_epoll: Reuse interface metatable for event compat layer
Kim Alvefur <zash@zash.se>
parents: 7811
diff changeset
1220 }, 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
1221 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
1222 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
1223 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
1224 if not ok then return ok, err; end
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1225 return conn;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1226 end;
b327322ce2dd net.server_epoll: New experimental server backend
Kim Alvefur <zash@zash.se>
parents:
diff changeset
1227 };