-{-
-pdnsOut :: String -> Either String PdnsRequest -> IO ()
-pdnsOut _ (Left e) = putStrLn ("ERROR\tUnparseable request: " ++ e)
-pdnsOut uri (Right rq) = case rq of
- PdnsRequestQ qn qt id lip rip eip -> do
- dom <- queryNmc uri qn qt id
- case dom of
- Left e -> putStrLn ("ERROR\tNmc query error: " ++ e)
- Right result -> print result
- PdnsRequestAXFR xfrreq ->
- putStrLn ("ERROR\t No support for AXFR " ++ xfrreq)
- PdnsRequestPing -> putStrLn "OK"
--}
+-- | Produce answer to the AXFR request
+pdnsOutXfr :: Int -> Int -> String -> Either String NmcDom -> String
+pdnsOutXfr ver id name edom = "" -- FIXME
+
+formatRR ver id name dom rrtype =
+ foldr (\x a -> "DATA\t" ++ v3ext ++ name ++ "\tIN\t" ++ (show rrtype)
+ ++ "\t" ++ ttl ++ "\t" ++ (show id) ++ "\t" ++ x ++ "\n" ++ a)
+ "" $ dataRR rrtype name dom
+ where
+ v3ext = case ver of
+ 3 -> "0\t1\t"
+ _ -> ""
+ ttl = show 3600
+
+justl accessor _ dom = case accessor dom of
+ Nothing -> []
+ Just xs -> xs
+
+justv accessor _ dom = case accessor dom of
+ Nothing -> []
+ Just x -> [x]
+
+dotmail addr =
+ let (aname, adom) = break (== '@') addr
+ in case adom of
+ "" -> aname ++ "."
+ _ -> aname ++ "." ++ (tail adom) ++ "."
+
+dataRR RRTypeSRV = justl domSrv
+dataRR RRTypeMX = justl domMx
+dataRR RRTypeA = justl domIp
+dataRR RRTypeAAAA = justl domIp6
+dataRR RRTypeCNAME = justv domAlias
+dataRR RRTypeDNAME = justv domTranslate
+dataRR RRTypeSOA = \ name dom -> -- FIXME make realistic version field
+ let
+ ns = case domNs dom of
+ Just (x:_) -> x -- FIXME Terminate with a dot?
+ _ -> "."
+ email = case domEmail dom of
+ Nothing -> "hostmaster." ++ name ++ "."
+ Just addr -> dotmail addr
+ in
+ if dom == emptyNmcDom then []
+ else
+ -- Follows a relatively ugly hack to figure if we are at the top
+ -- level domain ("something.bit"). Only in such case we provide
+ -- the synthetic SOA RR. Otherwise yield empty.
+ -- Alternative would be to carry "top-ness" as a parameter through
+ -- all the calls from the very top where we split the fqdn.
+ case splitOn (pack ".") (pack name) of
+ [_,_] -> [ns ++ " " ++ email ++ " 99999 10800 3600 604800 86400"]
+ _ -> []
+dataRR RRTypeRP = \ _ dom ->
+ case domEmail dom of
+ Nothing -> []
+ Just addr -> [(dotmail addr) ++ " ."]
+dataRR RRTypeLOC = justv domLoc
+dataRR RRTypeNS = justl domNs -- FIXME Terminate with a dot?
+dataRR RRTypeDS = \ _ dom ->
+ case domDs dom of
+ Nothing -> []
+ Just dss -> map dsStr dss
+ where
+ dsStr x = (show (dsKeyTag x)) ++ " "
+ ++ (show (dsAlgo x)) ++ " "
+ ++ (show (dsHashType x)) ++ " "
+ ++ (dsHashValue x)
+-- This only comes into play when data arrived _not_ from a PDNS request:
+dataRR (RRTypeError e) = \ _ _ ->
+ ["; No data for bad request type " ++ e]