1 {-# LANGUAGE OverloadedStrings #-}
6 import qualified Data.ByteString.Char8 as C (pack, unpack)
7 import qualified Data.ByteString.Lazy.Char8 as L (pack, unpack)
8 import Data.ByteString.Lazy as BS hiding (reverse, putStrLn)
10 import Data.Aeson (encode, decode, Value(..))
11 import Network.HTTP.Types
13 import Network.HTTP.Conduit
20 confFile = "/etc/namecoin.conf"
22 -- HTTP/JsonRpc interface
24 qReq :: Config -> ByteString -> ByteString -> Request m
25 qReq cf q id = applyBasicAuth (C.pack (rpcuser cf)) (C.pack (rpcpassword cf))
26 $ def { host = (C.pack (rpchost cf))
29 , requestHeaders = [ (hAccept, "application/json")
30 , (hContentType, "application/json")
31 , (hConnection, "Keep-Alive")
33 , requestBody = RequestBodyLBS $ encode $
34 JsonRpcRequest JsonRpcV1
38 , checkStatus = \_ _ _ -> Nothing
41 qRsp :: Response ByteString -> Either String NmcDom
43 case parseJsonRpc (responseBody rsp) :: Either JsonRpcError NmcRes of
44 Left jerr -> Left $ "Unparseable response: " ++ (show (responseBody rsp))
46 case decode (resValue jrsp) :: Maybe NmcDom of
47 Nothing -> Left $ "Unparseable value: " ++ (show (resValue jrsp))
52 queryNmc :: Manager -> Config -> String -> RRType -> String
53 -> IO (Either String NmcDom)
54 queryNmc mgr cfg fqdn qtype qid = do
55 case reverse (splitOn "." fqdn) of
58 httpLbs (qReq cfg (L.pack ("d/" ++ dn)) (L.pack qid)) mgr
61 return $ Left "Only \".bit\" domain is supported"
67 cfg <- readConfig confFile
71 loopErr e = forever $ do
72 putStrLn $ "FAIL\t" ++ e
77 ["HELO", "1"] -> return 1
78 ["HELO", "2"] -> return 2
79 ["HELO", "3"] -> return 3
80 ["HELO", x ] -> loopErr $ "unsupported ABI version " ++ (show x)
81 _ -> loopErr $ "bad HELO " ++ (show s)
83 putStrLn $ "OK\tDnsNmc ready to serve, protocol v." ++ (show ver)
88 case pdnsParse ver l of
89 Left e -> putStrLn $ "ERROR\t" ++ e
92 PdnsRequestQ qn qt id lip rip eip -> do
93 ncres <- queryNmc mgr cfg (qName preq) (qType preq) (iD preq)
95 Left e -> putStrLn $ "ERROR\t" ++ e
96 Right dom -> putStrLn $ pdnsOut dom
97 PdnsRequestAXFR xfrreq ->
98 putStrLn ("ERROR\t No support for AXFR " ++ xfrreq)
99 PdnsRequestPing -> putStrLn "OK"