module Main where
+import System.IO
import Control.Monad
import qualified Data.ByteString.Char8 as C (pack, unpack)
import qualified Data.ByteString.Lazy.Char8 as L (pack, unpack)
-import Data.ByteString.Lazy as BS hiding (reverse, putStrLn)
+import Data.ByteString.Lazy as BS hiding (reverse, putStr, putStrLn)
import Data.List.Split
import Data.Aeson (encode, decode, Value(..))
import Network.HTTP.Types
import JsonRpcClient
import Config
import PowerDns
-import NmcJson
+import NmcRpc
+import NmcDom
confFile = "/etc/namecoin.conf"
, checkStatus = \_ _ _ -> Nothing
}
-qRsp :: Response ByteString -> Either String NmcDom
+qRsp :: Response ByteString -> Either String ByteString
qRsp rsp =
case parseJsonRpc (responseBody rsp) :: Either JsonRpcError NmcRes of
- Left jerr -> Left $ "Unparseable response: " ++ (show (responseBody rsp))
- Right jrsp ->
- case decode (resValue jrsp) :: Maybe NmcDom of
- Nothing -> Left $ "Unparseable value: " ++ (show (resValue jrsp))
- Just dom -> Right dom
+ Left jerr ->
+ case (jrpcErrCode jerr) of
+ -4 -> Right "{}" -- this is how non-existent entry is returned
+ _ -> Left $ "JsonRpc error response: " ++ (show jerr)
+ Right jrsp -> Right $ resValue jrsp
-- NMC interface
+queryOp :: Manager -> Config -> String -> String
+ -> IO (Either String ByteString)
+queryOp mgr cfg qid key = do
+ rsp <- runResourceT $
+ httpLbs (qReq cfg (L.pack key) (L.pack qid)) mgr
+ return $ qRsp rsp
+
queryNmc :: Manager -> Config -> String -> String
-> IO (Either String NmcDom)
queryNmc mgr cfg fqdn qid = do
case reverse (splitOn "." fqdn) of
"bit":dn:xs -> do
- rsp <- runResourceT $
- httpLbs (qReq cfg (L.pack ("d/" ++ dn)) (L.pack qid)) mgr
- return $ qRsp rsp
+ dom <- mergeImport (queryOp mgr cfg qid) $
+ emptyNmcDom { domImport = Just ("d/" ++ dn)}
+ return $ Right $ descendNmcDom xs dom
_ ->
return $ Left "Only \".bit\" domain is supported"
cfg <- readConfig confFile
+ hSetBuffering stdin LineBuffering
+ hSetBuffering stdout LineBuffering
ver <- do
let
loopErr e = forever $ do
forever $ do
l <- getLine
case pdnsParse ver l of
- Left e -> putStrLn $ "ERROR\t" ++ e
+ Left e -> putStr $ pdnsReport e
Right preq -> do
case preq of
- PdnsRequestQ qname qtype id _ _ _ -> do
- ncres <- queryNmc mgr cfg qname id
- case ncres of
- Left e -> putStrLn $ "ERROR\t" ++ e
- Right dom -> putStrLn $ pdnsOut qtype dom
+ PdnsRequestQ qname qtype id _ _ _ ->
+ queryNmc mgr cfg qname id >>= putStr . (pdnsOut ver id qname qtype)
PdnsRequestAXFR xfrreq ->
- putStrLn ("ERROR\tNo support for AXFR " ++ xfrreq)
- PdnsRequestPing -> putStrLn "OK"
+ putStr $ pdnsReport ("No support for AXFR " ++ xfrreq)
+ PdnsRequestPing -> putStrLn "END"
+
+-- for testing
+
+ask str = do
+ cfg <- readConfig confFile
+ mgr <- newManager def
+ queryNmc mgr cfg str "askid" >>= putStr . (pdnsOut 1 "askid" str RRTypeANY)