Annotate

plugins/mod_s2s/s2sout.lib.lua @ 5387:1130887e0d41

mod_s2s: session.from_host does not allways exist on incoming connections, true and nil or "our hostname" does not evaluate to what we want here
author Kim Alvefur <zash@zash.se>
date Mon, 25 Mar 2013 08:18:49 +0100
parent 5386:43059357b2f0
child 5388:f833d2188c16
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1 -- Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 --
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5 -- This project is MIT/X11 licensed. Please see the
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6 -- COPYING file in the source package for more information.
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7 --
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8
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9 --- Module containing all the logic for connecting to a remote server
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10
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11 local portmanager = require "core.portmanager";
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12 local wrapclient = require "net.server".wrapclient;
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13 local initialize_filters = require "util.filters".initialize;
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14 local idna_to_ascii = require "util.encodings".idna.to_ascii;
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15 local new_ip = require "util.ip".new_ip;
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16 local rfc3484_dest = require "util.rfc3484".destination;
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17 local socket = require "socket";
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18 local adns = require "net.adns";
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19 local dns = require "net.dns";
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20 local t_insert, t_sort, ipairs = table.insert, table.sort, ipairs;
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21 local st = require "util.stanza";
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23 local s2s_destroy_session = require "core.s2smanager".destroy_session;
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24
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25 local log = module._log;
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26
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27 local sources = {};
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28 local has_ipv4, has_ipv6;
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29
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30 local dns_timeout = module:get_option_number("dns_timeout", 15);
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31 dns.settimeout(dns_timeout);
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32 local max_dns_depth = module:get_option_number("dns_max_depth", 3);
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34 local s2sout = {};
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36 local s2s_listener;
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37
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38
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39 function s2sout.set_listener(listener)
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40 s2s_listener = listener;
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41 end
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42
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43 local function compare_srv_priorities(a,b)
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44 return a.priority < b.priority or (a.priority == b.priority and a.weight > b.weight);
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45 end
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46
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47 function s2sout.initiate_connection(host_session)
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48 initialize_filters(host_session);
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49 host_session.version = 1;
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50 host_session.open_stream = session_open_stream;
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51
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52 -- Kick the connection attempting machine into life
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53 if not s2sout.attempt_connection(host_session) then
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54 -- Intentionally not returning here, the
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55 -- session is needed, connected or not
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56 s2s_destroy_session(host_session);
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57 end
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58
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59 if not host_session.sends2s then
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60 -- A sends2s which buffers data (until the stream is opened)
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61 -- note that data in this buffer will be sent before the stream is authed
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62 -- and will not be ack'd in any way, successful or otherwise
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63 local buffer;
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64 function host_session.sends2s(data)
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65 if not buffer then
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66 buffer = {};
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67 host_session.send_buffer = buffer;
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68 end
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69 log("debug", "Buffering data on unconnected s2sout to %s", tostring(host_session.to_host));
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70 buffer[#buffer+1] = data;
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71 log("debug", "Buffered item %d: %s", #buffer, tostring(data));
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72 end
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73 end
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74 end
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75
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76 function s2sout.attempt_connection(host_session, err)
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77 local from_host, to_host = host_session.from_host, host_session.to_host;
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78 local connect_host, connect_port = to_host and idna_to_ascii(to_host), 5269;
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79
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80 if not connect_host then
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81 return false;
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82 end
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83
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84 if not err then -- This is our first attempt
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
85 log("debug", "First attempt to connect to %s, starting with SRV lookup...", to_host);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
86 host_session.connecting = true;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
87 local handle;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
88 handle = adns.lookup(function (answer)
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
89 handle = nil;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
90 host_session.connecting = nil;
5112
8b94a8d92cf3 mod_s2s: Check that an SRV reply isn't empty.
Kim Alvefur <zash@zash.se>
parents: 4987
diff changeset
91 if answer and #answer > 0 then
4987
d37f2abac72c mod_s2s/s2sout.lib: Use %s to insert strings into log messages instead of concatenation
Matthew Wild <mwild1@gmail.com>
parents: 4959
diff changeset
92 log("debug", "%s has SRV records, handling...", to_host);
5386
43059357b2f0 mod_s2s: Keep the dns answer object around a while so plugins can look at it
Kim Alvefur <zash@zash.se>
parents: 5351
diff changeset
93 local srv_hosts = { answer = answer };
4555
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
94 host_session.srv_hosts = srv_hosts;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
95 for _, record in ipairs(answer) do
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
96 t_insert(srv_hosts, record.srv);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
97 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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diff changeset
98 if #srv_hosts == 1 and srv_hosts[1].target == "." then
4987
d37f2abac72c mod_s2s/s2sout.lib: Use %s to insert strings into log messages instead of concatenation
Matthew Wild <mwild1@gmail.com>
parents: 4959
diff changeset
99 log("debug", "%s does not provide a XMPP service", to_host);
4555
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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100 s2s_destroy_session(host_session, err); -- Nothing to see here
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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101 return;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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102 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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103 t_sort(srv_hosts, compare_srv_priorities);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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104
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105 local srv_choice = srv_hosts[1];
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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diff changeset
106 host_session.srv_choice = 1;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
107 if srv_choice then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
108 connect_host, connect_port = srv_choice.target or to_host, srv_choice.port or connect_port;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
109 log("debug", "Best record found, will connect to %s:%d", connect_host, connect_port);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
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110 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
111 else
4987
d37f2abac72c mod_s2s/s2sout.lib: Use %s to insert strings into log messages instead of concatenation
Matthew Wild <mwild1@gmail.com>
parents: 4959
diff changeset
112 log("debug", "%s has no SRV records, falling back to A/AAAA", to_host);
4555
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
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113 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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114 -- Try with SRV, or just the plain hostname if no SRV
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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115 local ok, err = s2sout.try_connect(host_session, connect_host, connect_port);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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116 if not ok then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
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117 if not s2sout.attempt_connection(host_session, err) then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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118 -- No more attempts will be made
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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119 s2s_destroy_session(host_session, err);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
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120 end
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parents:
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121 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
122 end, "_xmpp-server._tcp."..connect_host..".", "SRV");
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
123
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
124 return true; -- Attempt in progress
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
125 elseif host_session.ip_hosts then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
126 return s2sout.try_connect(host_session, connect_host, connect_port, err);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
127 elseif host_session.srv_hosts and #host_session.srv_hosts > host_session.srv_choice then -- Not our first attempt, and we also have SRV
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
128 host_session.srv_choice = host_session.srv_choice + 1;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
129 local srv_choice = host_session.srv_hosts[host_session.srv_choice];
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
130 connect_host, connect_port = srv_choice.target or to_host, srv_choice.port or connect_port;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
131 host_session.log("info", "Connection failed (%s). Attempt #%d: This time to %s:%d", tostring(err), host_session.srv_choice, connect_host, connect_port);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
132 else
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
133 host_session.log("info", "Out of connection options, can't connect to %s", tostring(host_session.to_host));
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
134 -- We're out of options
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
135 return false;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
136 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
137
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
138 if not (connect_host and connect_port) then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
139 -- Likely we couldn't resolve DNS
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
140 log("warn", "Hmm, we're without a host (%s) and port (%s) to connect to for %s, giving up :(", tostring(connect_host), tostring(connect_port), tostring(to_host));
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
141 return false;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
142 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
143
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
144 return s2sout.try_connect(host_session, connect_host, connect_port);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
145 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
146
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
147 function s2sout.try_next_ip(host_session)
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
148 host_session.connecting = nil;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
149 host_session.ip_choice = host_session.ip_choice + 1;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
150 local ip = host_session.ip_hosts[host_session.ip_choice];
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
151 local ok, err= s2sout.make_connect(host_session, ip.ip, ip.port);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
152 if not ok then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
153 if not s2sout.attempt_connection(host_session, err or "closed") then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
154 err = err and (": "..err) or "";
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
155 s2s_destroy_session(host_session, "Connection failed"..err);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
156 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
157 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
158 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
159
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
160 function s2sout.try_connect(host_session, connect_host, connect_port, err)
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
161 host_session.connecting = true;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
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162
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163 if not err then
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164 local IPs = {};
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165 host_session.ip_hosts = IPs;
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166 local handle4, handle6;
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167 local have_other_result = not(has_ipv4) or not(has_ipv6) or false;
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168
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169 if has_ipv4 then
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170 handle4 = adns.lookup(function (reply, err)
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171 handle4 = nil;
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172
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173 -- COMPAT: This is a compromise for all you CNAME-(ab)users :)
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174 if not (reply and reply[#reply] and reply[#reply].a) then
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175 local count = max_dns_depth;
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176 reply = dns.peek(connect_host, "CNAME", "IN");
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177 while count > 0 and reply and reply[#reply] and not reply[#reply].a and reply[#reply].cname do
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178 log("debug", "Looking up %s (DNS depth is %d)", tostring(reply[#reply].cname), count);
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179 reply = dns.peek(reply[#reply].cname, "A", "IN") or dns.peek(reply[#reply].cname, "CNAME", "IN");
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180 count = count - 1;
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181 end
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182 end
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183 -- end of CNAME resolving
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184
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185 if reply and reply[#reply] and reply[#reply].a then
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186 for _, ip in ipairs(reply) do
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187 log("debug", "DNS reply for %s gives us %s", connect_host, ip.a);
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188 IPs[#IPs+1] = new_ip(ip.a, "IPv4");
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189 end
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190 end
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191
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192 if have_other_result then
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193 if #IPs > 0 then
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194 rfc3484_dest(host_session.ip_hosts, sources);
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195 for i = 1, #IPs do
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196 IPs[i] = {ip = IPs[i], port = connect_port};
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197 end
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198 host_session.ip_choice = 0;
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199 s2sout.try_next_ip(host_session);
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200 else
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201 log("debug", "DNS lookup failed to get a response for %s", connect_host);
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202 host_session.ip_hosts = nil;
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203 if not s2sout.attempt_connection(host_session, "name resolution failed") then -- Retry if we can
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204 log("debug", "No other records to try for %s - destroying", host_session.to_host);
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205 err = err and (": "..err) or "";
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206 s2s_destroy_session(host_session, "DNS resolution failed"..err); -- End of the line, we can't
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207 end
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208 end
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209 else
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210 have_other_result = true;
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211 end
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212 end, connect_host, "A", "IN");
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213 else
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214 have_other_result = true;
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215 end
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216
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217 if has_ipv6 then
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218 handle6 = adns.lookup(function (reply, err)
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219 handle6 = nil;
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220
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221 if reply and reply[#reply] and reply[#reply].aaaa then
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222 for _, ip in ipairs(reply) do
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223 log("debug", "DNS reply for %s gives us %s", connect_host, ip.aaaa);
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224 IPs[#IPs+1] = new_ip(ip.aaaa, "IPv6");
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225 end
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226 end
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227
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228 if have_other_result then
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229 if #IPs > 0 then
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230 rfc3484_dest(host_session.ip_hosts, sources);
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231 for i = 1, #IPs do
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232 IPs[i] = {ip = IPs[i], port = connect_port};
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233 end
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234 host_session.ip_choice = 0;
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235 s2sout.try_next_ip(host_session);
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236 else
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237 log("debug", "DNS lookup failed to get a response for %s", connect_host);
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238 host_session.ip_hosts = nil;
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diff changeset
239 if not s2sout.attempt_connection(host_session, "name resolution failed") then -- Retry if we can
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240 log("debug", "No other records to try for %s - destroying", host_session.to_host);
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diff changeset
241 err = err and (": "..err) or "";
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diff changeset
242 s2s_destroy_session(host_session, "DNS resolution failed"..err); -- End of the line, we can't
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243 end
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Matthew Wild <mwild1@gmail.com>
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244 end
ab696f5394cf mod_s2s/s2sout.lib: Fix indentation
Matthew Wild <mwild1@gmail.com>
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245 else
ab696f5394cf mod_s2s/s2sout.lib: Fix indentation
Matthew Wild <mwild1@gmail.com>
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diff changeset
246 have_other_result = true;
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diff changeset
247 end
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248 end, connect_host, "AAAA", "IN");
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249 else
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250 have_other_result = true;
4922
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251 end
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252 return true;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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diff changeset
253 elseif host_session.ip_hosts and #host_session.ip_hosts > host_session.ip_choice then -- Not our first attempt, and we also have IPs left to try
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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254 s2sout.try_next_ip(host_session);
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255 else
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256 host_session.ip_hosts = nil;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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diff changeset
257 if not s2sout.attempt_connection(host_session, "out of IP addresses") then -- Retry if we can
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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258 log("debug", "No other records to try for %s - destroying", host_session.to_host);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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diff changeset
259 err = err and (": "..err) or "";
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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260 s2s_destroy_session(host_session, "Connecting failed"..err); -- End of the line, we can't
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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diff changeset
261 return false;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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262 end
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parents:
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263 end
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parents:
diff changeset
264
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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265 return true;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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266 end
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parents:
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267
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
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parents:
diff changeset
268 function s2sout.make_connect(host_session, connect_host, connect_port)
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
269 (host_session.log or log)("info", "Beginning new connection attempt to %s ([%s]:%d)", host_session.to_host, connect_host.addr, connect_port);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
270 -- Ok, we're going to try to connect
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
271
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
272 local from_host, to_host = host_session.from_host, host_session.to_host;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
273
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
274 local conn, handler;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
275 if connect_host.proto == "IPv4" then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
276 conn, handler = socket.tcp();
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
277 else
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
278 conn, handler = socket.tcp6();
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
279 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
280
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
281 if not conn then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
282 log("warn", "Failed to create outgoing connection, system error: %s", handler);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
283 return false, handler;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
284 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
285
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
286 conn:settimeout(0);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
287 local success, err = conn:connect(connect_host.addr, connect_port);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
288 if not success and err ~= "timeout" then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
289 log("warn", "s2s connect() to %s (%s:%d) failed: %s", host_session.to_host, connect_host.addr, connect_port, err);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
290 return false, err;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
291 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
292
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
293 conn = wrapclient(conn, connect_host.addr, connect_port, s2s_listener, "*a");
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
294 host_session.conn = conn;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
295
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
296 local filter = initialize_filters(host_session);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
297 local w, log = conn.write, host_session.log;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
298 host_session.sends2s = function (t)
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
299 log("debug", "sending: %s", (t.top_tag and t:top_tag()) or t:match("^[^>]*>?"));
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
300 if t.name then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
301 t = filter("stanzas/out", t);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
302 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
303 if t then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
304 t = filter("bytes/out", tostring(t));
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
305 if t then
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
306 return w(conn, tostring(t));
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
307 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
308 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
309 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
310
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
311 -- Register this outgoing connection so that xmppserver_listener knows about it
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
312 -- otherwise it will assume it is a new incoming connection
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
313 s2s_listener.register_outgoing(conn, host_session);
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
314
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
315 log("debug", "Connection attempt in progress...");
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
316 return true;
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
317 end
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
318
4602
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
319 module:hook_global("service-added", function (event)
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
320 if event.name ~= "s2s" then return end
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
321
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
322 local s2s_sources = portmanager.get_active_services():get("s2s");
4611
8572373fa26f mod_s2s/s2sout.lib: Log message instead of traceback when s2s isn't configured for any ports
Matthew Wild <mwild1@gmail.com>
parents: 4602
diff changeset
323 if not s2s_sources then
8572373fa26f mod_s2s/s2sout.lib: Log message instead of traceback when s2s isn't configured for any ports
Matthew Wild <mwild1@gmail.com>
parents: 4602
diff changeset
324 module:log("warn", "s2s not listening on any ports, outgoing connections may fail");
8572373fa26f mod_s2s/s2sout.lib: Log message instead of traceback when s2s isn't configured for any ports
Matthew Wild <mwild1@gmail.com>
parents: 4602
diff changeset
325 return;
8572373fa26f mod_s2s/s2sout.lib: Log message instead of traceback when s2s isn't configured for any ports
Matthew Wild <mwild1@gmail.com>
parents: 4602
diff changeset
326 end
4602
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
327 for source, _ in pairs(s2s_sources) do
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
328 if source == "*" or source == "0.0.0.0" then
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
329 if not socket.local_addresses then
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
330 sources[#sources + 1] = new_ip("0.0.0.0", "IPv4");
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
331 else
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
332 for _, addr in ipairs(socket.local_addresses("ipv4", true)) do
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
333 sources[#sources + 1] = new_ip(addr, "IPv4");
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
334 end
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
335 end
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
336 elseif source == "::" then
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
337 if not socket.local_addresses then
4629
bdafc3e729db mod_s2s: Add "::" as a IPv6 interface (thanks darkrain)
Florian Zeitz <florob@babelmonkeys.de>
parents: 4611
diff changeset
338 sources[#sources + 1] = new_ip("::", "IPv6");
4602
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
339 else
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
340 for _, addr in ipairs(socket.local_addresses("ipv6", true)) do
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
341 sources[#sources + 1] = new_ip(addr, "IPv6");
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
342 end
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
343 end
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
344 else
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
345 sources[#sources + 1] = new_ip(source, (source:find(":") and "IPv6") or "IPv4");
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
346 end
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
347 end
4922
d1fdc545f8b2 mod_s2s: Only do AAAA lookup if IPv6 is available, and A if IPv4 is available.
Kim Alvefur <zash@zash.se>
parents: 4906
diff changeset
348 for i = 1,#sources do
d1fdc545f8b2 mod_s2s: Only do AAAA lookup if IPv6 is available, and A if IPv4 is available.
Kim Alvefur <zash@zash.se>
parents: 4906
diff changeset
349 if sources[i].proto == "IPv6" then
d1fdc545f8b2 mod_s2s: Only do AAAA lookup if IPv6 is available, and A if IPv4 is available.
Kim Alvefur <zash@zash.se>
parents: 4906
diff changeset
350 has_ipv6 = true;
d1fdc545f8b2 mod_s2s: Only do AAAA lookup if IPv6 is available, and A if IPv4 is available.
Kim Alvefur <zash@zash.se>
parents: 4906
diff changeset
351 elseif sources[i].proto == "IPv4" then
d1fdc545f8b2 mod_s2s: Only do AAAA lookup if IPv6 is available, and A if IPv4 is available.
Kim Alvefur <zash@zash.se>
parents: 4906
diff changeset
352 has_ipv4 = true;
d1fdc545f8b2 mod_s2s: Only do AAAA lookup if IPv6 is available, and A if IPv4 is available.
Kim Alvefur <zash@zash.se>
parents: 4906
diff changeset
353 end
d1fdc545f8b2 mod_s2s: Only do AAAA lookup if IPv6 is available, and A if IPv4 is available.
Kim Alvefur <zash@zash.se>
parents: 4906
diff changeset
354 end
4602
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
355 end);
ba898af15de5 mod_s2s: Collect s2s sources from portmanager and get local address if necessary
Florian Zeitz <florob@babelmonkeys.de>
parents: 4599
diff changeset
356
4555
3dce04129693 s2smanager, mod_s2s, mod_s2s/s2sout: Split connection handling out of s2smanager into mod_s2s, and further split connection logic for s2sout to a module lib, s2sout.lib.lua
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
357 return s2sout;