Comparison

core/s2smanager.lua @ 1806:c55e06eb53b2

Merge with 0.5
author Matthew Wild <mwild1@gmail.com>
date Mon, 21 Sep 2009 14:42:29 +0100
parent 1797:a3b0f21c4e37
parent 1805:7e41ad68fe3c
child 1836:f4c88dd32724
comparison
equal deleted inserted replaced
1803:7fef8649d0f6 1806:c55e06eb53b2
39 39
40 local adns, dns = require "net.adns", require "net.dns"; 40 local adns, dns = require "net.adns", require "net.dns";
41 41
42 local connect_timeout = config.get("*", "core", "s2s_timeout") or 60; 42 local connect_timeout = config.get("*", "core", "s2s_timeout") or 60;
43 local dns_timeout = config.get("*", "core", "dns_timeout") or 60; 43 local dns_timeout = config.get("*", "core", "dns_timeout") or 60;
44 local max_dns_depth = config.get("*", "core", "dns_max_depth") or 3;
44 45
45 incoming_s2s = {}; 46 incoming_s2s = {};
46 local incoming_s2s = incoming_s2s; 47 local incoming_s2s = incoming_s2s;
47 48
48 module "s2smanager" 49 module "s2smanager"
253 handle = nil; 254 handle = nil;
254 host_session.connecting = nil; 255 host_session.connecting = nil;
255 256
256 -- COMPAT: This is a compromise for all you CNAME-(ab)users :) 257 -- COMPAT: This is a compromise for all you CNAME-(ab)users :)
257 if not (reply and reply[1] and reply[1].a) then 258 if not (reply and reply[1] and reply[1].a) then
259 local count = max_dns_depth;
258 reply = dns.peek(connect_host, "CNAME", "IN"); 260 reply = dns.peek(connect_host, "CNAME", "IN");
259 while reply and reply[1] and not reply[1].a and reply[1].cname do 261 while count > 0 and reply and reply[1] and not reply[1].a and reply[1].cname do
262 log("debug", "Looking up %s (DNS depth is %d)", tostring(reply[1].cname), count);
260 reply = dns.peek(reply[1].cname, "A", "IN") or dns.peek(reply[1].cname, "CNAME", "IN"); 263 reply = dns.peek(reply[1].cname, "A", "IN") or dns.peek(reply[1].cname, "CNAME", "IN");
264 count = count - 1;
261 end 265 end
262 end 266 end
263 -- end of CNAME resolving 267 -- end of CNAME resolving
264 268
265 if reply and reply[1] and reply[1].a then 269 if reply and reply[1] and reply[1].a then