diff options
Diffstat (limited to 'net/dns.lua')
| -rw-r--r-- | net/dns.lua | 55 |
1 files changed, 30 insertions, 25 deletions
diff --git a/net/dns.lua b/net/dns.lua index 1b5321af..020a0ae8 100644 --- a/net/dns.lua +++ b/net/dns.lua @@ -532,14 +532,19 @@ function resolver:adddefaultnameservers() -- - - - - adddefaultnameservers if not self.server or #self.server == 0 then -- TODO log warning about no nameservers, adding opendns servers as fallback self:addnameserver("208.67.222.222"); - self:addnameserver("208.67.220.220") ; + self:addnameserver("208.67.220.220"); end else -- posix local resolv_conf = io.open("/etc/resolv.conf"); if resolv_conf then for line in resolv_conf:lines() do - local address = line:gsub("#.*$", ""):match('^%s*nameserver%s+(%d+%.%d+%.%d+%.%d+)%s*$'); - if address then self:addnameserver(address) end + line = line:gsub("#.*$", "") + :match('^%s*nameserver%s+(.*)%s*$'); + if line then + line:gsub("%f[%d.](%d+%.%d+%.%d+%.%d+)%f[^%d.]", function (address) + self:addnameserver(address) + end); + end end end if not self.server or #self.server == 0 then @@ -727,7 +732,7 @@ function resolver:receive(rset) -- - - - - - - - - - - - - - - - - receive local packet = sock:receive(); if packet then response = self:decode(packet); - if response and self.active[response.header.id] + if response and self.active[response.header.id] and self.active[response.header.id][response.question.raw] then --print('received response'); --self.print(response); @@ -796,7 +801,7 @@ function resolver:feed(sock, packet) set(self.wanted, q.class, q.type, q.name, nil); end end - end + end return response; end @@ -846,7 +851,14 @@ end function resolver:lookup(qname, qtype, qclass) -- - - - - - - - - - lookup self:query (qname, qtype, qclass) - while self:pulse() do socket.select(self.socket, nil, 4); end + while self:pulse() do + local recvt = {} + local i, s + for i, s in ipairs(self.socket) do + recvt[i] = s.socket() + end + socket.select(recvt, nil, 4) + end --print(self.cache); return self:peek(qname, qtype, qclass); end @@ -913,11 +925,6 @@ end -- module api ------------------------------------------------------ module api -local function resolve(func, ...) -- - - - - - - - - - - - - - resolver_get - return func(dns._resolver, ...); -end - - function dns.resolver () -- - - - - - - - - - - - - - - - - - - - - resolver -- this function seems to be redundant with resolver.new () @@ -928,37 +935,35 @@ function dns.resolver () -- - - - - - - - - - - - - - - - - - - - - resolver return r; end +local _resolver = dns.resolver(); +dns._resolver = _resolver; function dns.lookup(...) -- - - - - - - - - - - - - - - - - - - - - lookup - return resolve(resolver.lookup, ...); + return _resolver:lookup(...); end - function dns.purge(...) -- - - - - - - - - - - - - - - - - - - - - - purge - return resolve(resolver.purge, ...); + return _resolver:purge(...); end function dns.peek(...) -- - - - - - - - - - - - - - - - - - - - - - - peek - return resolve(resolver.peek, ...); + return _resolver:peek(...); end - function dns.query(...) -- - - - - - - - - - - - - - - - - - - - - - query - return resolve(resolver.query, ...); + return _resolver:query(...); end -function dns.feed(...) -- - - - - - - - - - - - - - - - - - - - - - feed - return resolve(resolver.feed, ...); +function dns.feed(...) -- - - - - - - - - - - - - - - - - - - - - - - feed + return _resolver:feed(...); end -function dns.cancel(...) -- - - - - - - - - - - - - - - - - - - - - - cancel - return resolve(resolver.cancel, ...); +function dns.cancel(...) -- - - - - - - - - - - - - - - - - - - - - - cancel + return _resolver:cancel(...); end -function dns:socket_wrapper_set(...) -- - - - - - - - - socket_wrapper_set - return resolve(resolver.socket_wrapper_set, ...); +function dns.socket_wrapper_set(...) -- - - - - - - - - socket_wrapper_set + return _resolver:socket_wrapper_set(...); end -dns._resolver = dns.resolver(); - return dns; |