35 lines
940 B
Factor
35 lines
940 B
Factor
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USING: kernel combinators sequences splitting math
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io.files io.encodings.utf8 random dns.util ;
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IN: dns.misc
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! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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: resolv-conf-servers ( -- seq )
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"/etc/resolv.conf" utf8 file-lines
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[ " " split ] map
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[ first "nameserver" = ] filter
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[ second ] map ;
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: resolv-conf-server ( -- ip ) resolv-conf-servers random ;
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! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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: cdr-name ( name -- name ) dup CHAR: . index 1 + tail ;
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! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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: domain-has-name? ( domain name -- ? )
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{
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{ [ 2dup = ] [ 2drop t ] }
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{ [ 2dup longer? ] [ 2drop f ] }
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{ [ t ] [ cdr-name domain-has-name? ] }
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}
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cond ;
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: name-in-domain? ( name domain -- ? ) swap domain-has-name? ;
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! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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