Param pipe reader

app/Main.hs

@@ -18,10 +18,7 @@ import           Control.Monad.IO.Class                        (MonadIO)
 import           Data.GI.Base
 import qualified GI.Gtk                                as Gtk
 import           Prelude                               hiding (log)
-import           QuoteSource.DataImport
 import           QuoteSource.PipeReader
-import           QuoteSource.TableParser
-import           QuoteSource.TableParsers.AllParamsTableParser
 
 import           ATrade.Broker.Server
 import           ATrade.Broker.TradeSinks.ZMQTradeSink
@@ -40,26 +37,27 @@ import           Data.Version
 import           ATrade                                (libatrade_gitrev,
                                                         libatrade_version)
 import           ATrade.Logging                        (Message, Severity (Debug, Info, Warning),
-                                                                fmtMessage,
-                                                                logWith)
+                                                        fmtMessage, logWith)
 import           Colog                                 (LogAction,
-                                                                logTextStdout,
-                                                                (>$<))
+                                                        logTextStdout, (>$<))
 import           Colog.Actions                         (logTextHandle)
 import           Config
 import           TickTable                             (mkTickTable)
 import           Version
 
-forkBoundedChan :: Int -> BoundedChan Tick -> IO (ThreadId, BoundedChan Tick, BoundedChan Tick, BoundedChan QuoteSourceServerData)
+forkBoundedChan :: Int -> BoundedChan QuoteSourceServerData -> IO (ThreadId, BoundedChan Tick, BoundedChan Tick, BoundedChan QuoteSourceServerData)
 forkBoundedChan size sourceChan = do
   sink1 <- newBoundedChan size
   sink2 <- newBoundedChan size
   sinkQss <- newBoundedChan size
   tid <- forkIO $ forever $ do
       v <- readChan sourceChan
-      writeChan sink1 v
-      writeChan sink2 v
-      writeChan sinkQss (QSSTick v)
+      case v of
+        QSSTick t -> do
+          writeChan sink1 t
+          writeChan sink2 t
+        _ -> return ()
+      writeChan sinkQss v
 
   return (tid, sink1, sink2, sinkQss)
 
@@ -83,8 +81,6 @@ main = do
 
     log Info "main" "Config loaded"
     chan <- newBoundedChan 10000
-    log Info "main" "Starting data import server"
-    _ <- initDataImportServer [MkTableParser $ mkAllParamsTableParser "allparams"] chan "atrade"
 
     (forkId, c0, c1, c2) <- forkBoundedChan 10000 chan
 
@@ -114,7 +110,7 @@ main = do
         let serverParams = defaultServerSecurityParams { sspDomain = Just "global",
           sspCertificate = serverCert }
 
-        bracket (forkIO $ pipeReaderThread ctx config c2 logger) killThread (\_ -> do
+        bracket (forkIO $ pipeReaderThread ctx config chan logger) killThread (\_ -> do
           withZMQTradeSink ctx (tradeSink config) (\zmqTradeSink -> do
             withZMQTradeSink ctx (tradeSink2 config) (\zmqTradeSink2 -> do
               bracket (startQuoteSourceServer c2 ctx (T.pack $ quotesourceEndpoint config) quoteSourceServerSecurityParams) stopQuoteSourceServer (\_ -> do
@@ -140,10 +136,10 @@ main = do
     log Info "main" "Main thread done"
   where
     pipeReaderThread ctx config qsdataChan logger =
-      case pipeReaderQsEndpoint config of
-        Just qsep -> do
+      case (pipeReaderQsEndpoint config, tickPipePath config) of
+        (Just qsep, Just tep) -> do
           logWith logger Info "main" $ "QS: " <> T.pack qsep
-          bracket (startPipeReader ctx (T.pack qsep) qsdataChan logger) stopPipeReader (\_ -> forever $ threadDelay 1000000)
+          bracket (startPipeReader ctx (T.pack qsep) (T.pack tep) qsdataChan logger) stopPipeReader (\_ -> forever $ threadDelay 1000000)
         _ -> return ()
     quoteSourceServerSecurityParams = defaultServerSecurityParams { sspDomain = Just "global" }
 

src/QuoteSource/PipeReader.hs

@@ -44,9 +44,20 @@ import           System.ZMQ4
 data PipeReaderHandle =
   PipeReaderHandle {
     prThreadId     :: ThreadId,
+    prTickThreadId :: ThreadId,
     running        :: IORef Bool
                    } deriving (Eq)
 
+deserializeTicks :: [B.ByteString] -> [Tick]
+deserializeTicks (secname:raw:_) = case decodeUtf8' secname of
+  Right tid -> deserializeWithName tid $ BL.fromStrict raw
+  Left _    -> []
+  where
+    deserializeWithName secNameT raw = case deserializeTickBody raw of
+      (rest, Just tick) -> tick { security = secNameT } : deserializeWithName secNameT rest
+      _ -> []
+
+deserializeTicks _ = []
 
 zmqSocketConduit :: (Subscriber a, Receiver a) => T.Text -> Socket a -> IORef Bool -> LogAction IO Message -> Source IO [B.ByteString]
 zmqSocketConduit ep sock running' logger = do
@@ -74,24 +85,39 @@ parseBarConduit = awaitForever $ \bs ->
     Just (tf, bar) -> yield (barSecurity bar, tf, bar)
     _              -> return ()
 
+parseTickConduit :: Conduit [B.ByteString] IO ([Tick])
+parseTickConduit = awaitForever $ \bs -> do
+  yield $ deserializeTicks bs
+
 qssdataConduit :: Conduit (TickerId, BarTimeframe, Bar) IO QuoteSourceServerData
 qssdataConduit = awaitForever $ \(tid, tf, bar) -> yield $ QSSBar (tf, bar)
 
+qsstickdataConduit :: Conduit [Tick] IO QuoteSourceServerData
+qsstickdataConduit = awaitForever $ \ticks -> forM_ ticks $ \tick -> yield $ QSSTick tick
+
 chanSink :: (Show a) => BoundedChan a -> Sink a IO ()
 chanSink chan = awaitForever
   (\t -> do
     liftIO $ writeChan chan t)
 
-startPipeReader :: Context -> T.Text -> BoundedChan QuoteSourceServerData -> LogAction IO Message -> IO PipeReaderHandle
-startPipeReader ctx pipeEndpoint tickChan logger = do
+startPipeReader :: Context -> T.Text -> T.Text -> BoundedChan QuoteSourceServerData -> LogAction IO Message -> IO PipeReaderHandle
+startPipeReader ctx pipeEndpoint tickPipeEndpoint tickChan logger = do
   logWith logger Debug "PipeReader" $ "Trying to open pipe: " <> pipeEndpoint
   s <- socket ctx Sub
   logWith logger Info "PipeReader" "Pipe opened"
+  tickSocket <- socket ctx Sub
+  logWith logger Info "PipeReader" "Tick pipe opened"
   running' <- newIORef True
   tid <- forkIO $ readerThread s running'
-  return PipeReaderHandle { prThreadId = tid, running = running' }
+  tid2 <- forkIO $ tickReaderThread tickSocket running'
+  return PipeReaderHandle { prThreadId = tid, prTickThreadId = tid2, running = running' }
     where
       readerThread s running' = runConduit $ (zmqSocketConduit pipeEndpoint s running' logger) =$= parseBarConduit =$= qssdataConduit =$= chanSink tickChan
+      tickReaderThread s running' = runConduit $
+                                      (zmqSocketConduit tickPipeEndpoint s running' logger)
+                                  =$= parseTickConduit
+                                  =$= qsstickdataConduit
+                                  =$= chanSink tickChan
 
 stopPipeReader :: PipeReaderHandle -> IO ()
-stopPipeReader h = killThread (prThreadId h) >> writeIORef (running h) False
+stopPipeReader h = killThread (prThreadId h) >> killThread (prTickThreadId h) >> writeIORef (running h) False