1 {-# LANGUAGE OverloadedStrings #-}
7 import qualified Data.ByteString.Char8 as C (pack, unpack)
8 import qualified Data.ByteString.Lazy.Char8 as L (pack, unpack)
9 import Data.ByteString.Lazy as BS hiding (reverse, putStr, putStrLn)
10 import Data.List.Split
11 import Data.Aeson (encode, decode, Value(..))
12 import Network.HTTP.Types
14 import Network.HTTP.Conduit
21 confFile = "/etc/namecoin.conf"
23 -- HTTP/JsonRpc interface
25 qReq :: Config -> ByteString -> ByteString -> Request m
26 qReq cf q id = applyBasicAuth (C.pack (rpcuser cf)) (C.pack (rpcpassword cf))
27 $ def { host = (C.pack (rpchost cf))
30 , requestHeaders = [ (hAccept, "application/json")
31 , (hContentType, "application/json")
32 , (hConnection, "Keep-Alive")
34 , requestBody = RequestBodyLBS $ encode $
35 JsonRpcRequest JsonRpcV1
39 , checkStatus = \_ _ _ -> Nothing
42 qRsp :: Response ByteString -> Either String NmcDom
44 case parseJsonRpc (responseBody rsp) :: Either JsonRpcError NmcRes of
46 case (jrpcErrCode jerr) of
47 -4 -> Right emptyNmcDom
48 _ -> Left $ "JsonRpc error response: " ++ (show jerr)
51 "" -> Right emptyNmcDom
53 case decode vstr :: Maybe NmcDom of
54 Nothing -> Left $ "Unparseable value: " ++ (show vstr)
59 queryNmc :: Manager -> Config -> String -> String
60 -> IO (Either String NmcDom)
61 queryNmc mgr cfg fqdn qid = do
62 case reverse (splitOn "." fqdn) of
65 httpLbs (qReq cfg (L.pack ("d/" ++ dn)) (L.pack qid)) mgr
66 return $ case qRsp rsp of
68 Right dom -> Right $ descendNmc xs dom
70 return $ Left "Only \".bit\" domain is supported"
76 cfg <- readConfig confFile
78 hSetBuffering stdin LineBuffering
79 hSetBuffering stdout LineBuffering
82 loopErr e = forever $ do
83 putStrLn $ "FAIL\t" ++ e
88 ["HELO", "1"] -> return 1
89 ["HELO", "2"] -> return 2
90 ["HELO", "3"] -> return 3
91 ["HELO", x ] -> loopErr $ "unsupported ABI version " ++ (show x)
92 _ -> loopErr $ "bad HELO " ++ (show s)
94 putStrLn $ "OK\tDnsNmc ready to serve, protocol v." ++ (show ver)
99 case pdnsParse ver l of
100 Left e -> putStr $ pdnsReport e
103 PdnsRequestQ qname qtype id _ _ _ ->
104 queryNmc mgr cfg qname id >>= putStr . (pdnsOut ver id qname qtype)
105 PdnsRequestAXFR xfrreq ->
106 putStr $ pdnsReport ("No support for AXFR " ++ xfrreq)
107 PdnsRequestPing -> putStrLn "END"
112 cfg <- readConfig confFile
113 mgr <- newManager def
114 queryNmc mgr cfg str "askid" >>= putStr . (pdnsOut 1 "askid" str RRTypeANY)