prosody
9719316c854e
net/dns.lua

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net/dns.lua @ 3746:9719316c854e

net.dns: Add resolver:tohostname() and dns.tohostname()
author Matthew Wild <mwild1@gmail.com>
date Tue, 14 Dec 2010 18:28:42 +0000
parent 3719:0f87632b87e9
child 3747:7d5b135bf268
comparison
equal deleted inserted replaced
3745:87f6eabd90c9 3746:9719316c854e
937 937
938 function resolver:lookupex(handler, qname, qtype, qclass) -- - - - - - - - - - lookup 938 function resolver:lookupex(handler, qname, qtype, qclass) -- - - - - - - - - - lookup
939 return self:peek(qname, qtype, qclass) or self:query(qname, qtype, qclass); 939 return self:peek(qname, qtype, qclass) or self:query(qname, qtype, qclass);
940 end 940 end
941 941
942 function resolver:tohostname(ip)
943 return dns.lookup(ip:gsub("(%d+)%.(%d+)%.(%d+)%.(%d+)", "%4.%3.%2.%1.in-addr.arpa."), "PTR");
944 end
942 945
943 --print ---------------------------------------------------------------- print 946 --print ---------------------------------------------------------------- print
944 947
945 948
946 local hints = { -- - - - - - - - - - - - - - - - - - - - - - - - - - - hints 949 local hints = { -- - - - - - - - - - - - - - - - - - - - - - - - - - - hints
1012 1015
1013 function dns.lookup(...) -- - - - - - - - - - - - - - - - - - - - - lookup 1016 function dns.lookup(...) -- - - - - - - - - - - - - - - - - - - - - lookup
1014 return _resolver:lookup(...); 1017 return _resolver:lookup(...);
1015 end 1018 end
1016 1019
1020 function dns.tohostname(...)
1021 return _resolver:tohostname(...);
1022 end
1023
1017 function dns.purge(...) -- - - - - - - - - - - - - - - - - - - - - - purge 1024 function dns.purge(...) -- - - - - - - - - - - - - - - - - - - - - - purge
1018 return _resolver:purge(...); 1025 return _resolver:purge(...);
1019 end 1026 end
1020 1027
1021 function dns.peek(...) -- - - - - - - - - - - - - - - - - - - - - - - peek 1028 function dns.peek(...) -- - - - - - - - - - - - - - - - - - - - - - - peek