diff options
| -rw-r--r-- | net/dns.lua | 38 |
1 files changed, 25 insertions, 13 deletions
diff --git a/net/dns.lua b/net/dns.lua index 74c17a56..7b596f67 100644 --- a/net/dns.lua +++ b/net/dns.lua @@ -17,7 +17,8 @@ require 'socket' local ztact = require 'util.ztact' local require = require -local os = os; +local _, windows = pcall(require, "util.windows"); +local is_windows = (_ and windows) or os.getenv("WINDIR"); local coroutine, io, math, socket, string, table = coroutine, io, math, socket, string, table @@ -507,18 +508,29 @@ function resolver:setnameserver (address) -- - - - - - - - - - setnameserver function resolver:adddefaultnameservers () -- - - - - adddefaultnameservers - 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 - end - elseif os.getenv("WINDIR") then - self:addnameserver ("208.67.222.222") - self:addnameserver ("208.67.220.220") - end - if not self.server or #self.server == 0 then - self:addnameserver("127.0.0.1"); + if is_windows then + if windows then + for _, server in ipairs(windows.get_nameservers()) do + self:addnameserver(server) + end + end + 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") + 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 + end + end + if not self.server or #self.server == 0 then + -- TODO log warning about no nameservers, adding localhost as the default nameserver + self:addnameserver("127.0.0.1"); + end end end |