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# gdns
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a dns proxy server write by go
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gdns much like dnsmasq or chinadns, but it can run on windows.
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Features
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========
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support different domains use different upstream dns servers
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support contact to the upstream dns server by tcp or udp
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support blacklist list to block the fake ip
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Install
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=======
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```bash
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# get the depended library
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go get github.com/miekg/dns
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go get github.com/vharitonsky/iniflags
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git clone https://github.com/fangdingjun/gdns
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cd gdns
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go build
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# generate a sample config file
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./gdns -dumpflags > dns.ini
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# edit the dns.ini and run, need root privileges to bind on port 53
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sudo ./gdns -config dns.ini
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# test it
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dig @localhost twitter.com
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```
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Arguments
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===========
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use `gdns -h` to show the command line arguments.
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all arguments can specialed in config file or in command line.
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there is a sample file in the `config_sample/` directory.
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Third-part library
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==================
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use
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[dns](https://github.com/miekg/dns)
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library to parse the dns message
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use
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[iniflags](https://github.com/vharitonsky/iniflags)
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library to process the command line arguments and the config file
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