+
+ mgr <- newManager defaultManagerSettings
+
+ let
+ fetch = lookup
+ -- Save the name under current count, increment count for the next run
+ -- so the name is saved under the count that was put into the response.
+ stow name (count, cache) =
+ (if count >= 99 then 0 else count + 1
+ , insert count name
+ $ delete (if count >= 10 then count - 10 else count + 90) cache
+ )
+ io = liftIO
+
+ mainloop = forever $ do
+ l <- io getLine
+ (count, cache) <- get
+ case pdnsParse ver l of
+ Left e -> io $ putStr $ pdnsReport e
+ Right preq -> do
+ case preq of
+ PdnsRequestQ qname qtype id _ _ _ -> do
+ io $ queryDom (queryOpNmc cfg mgr id) qname
+ >>= putStr . (pdnsOutQ ver count qname qtype)
+ -- debug
+ io $ putStrLn $ "LOG\tRequest number " ++ (show count)
+ ++ " id: " ++ (show id)
+ ++ " qname: " ++ qname
+ ++ " qtype: " ++ (show qtype)
+ ++ " cache size: " ++ (show (size cache))
+ -- end debug
+ put $ stow qname (count, cache)
+ PdnsRequestAXFR xrq ->
+ case fetch xrq cache of
+ Nothing ->
+ io $ putStr $
+ pdnsReport ("AXFR for unknown id: " ++ (show xrq))
+ Just qname ->
+ io $ queryDom (queryOpNmc cfg mgr xrq) qname
+ >>= putStr . (pdnsOutXfr ver count qname)
+ PdnsRequestPing -> io $ putStrLn "END"
+
+ runStateT mainloop (0, empty) >> return ()
+
+-- helper for command-line tools
+
+pdnsOut key qt dom =
+ case qt of
+ "AXFR" -> pdnsOutXfr 1 (-1) key dom
+ _ -> pdnsOutQ 1 (-1) key (rrType qt) dom
+
+-- query by key from Namecoin
+
+mainOne key qt = do
+ cfg <- readConfig confFile
+ mgr <- newManager defaultManagerSettings
+ dom <- queryDom (queryOpNmc cfg mgr (-1)) key
+ putStrLn $ ppShow dom
+ putStr $ pdnsOut key qt dom
+
+-- using file backend for testing json domain data
+
+mainFile key qt = do
+ dom <- queryDom queryOpFile key
+ putStrLn $ ppShow dom
+ putStr $ pdnsOut key qt dom
+
+-- Entry point
+
+main = do
+ args <- getArgs
+ case args of
+ [] -> mainPdnsNmc
+ [key, qtype] -> mainOne key qtype
+ ["-f" ,key, qtype] -> mainFile key qtype
+ _ -> error $ "usage: empty args, or \"[-f] <fqdn> {<TYPE>|ANY|AXFR}\" (type in caps)"