From f9cafe01381936dcb5d15fa3edff783da4a6376f Mon Sep 17 00:00:00 2001
From: Ramakrishnan Muthukrishnan <ram@acano.com>
Date: Wed, 15 Jun 2016 14:50:01 +0530
Subject: [PATCH] Tracker/Udp.hs: connect and annouce works and gets response

---
 src/FuncTorrent/Tracker/Udp.hs | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/FuncTorrent/Tracker/Udp.hs b/src/FuncTorrent/Tracker/Udp.hs
index 7db0202..2060454 100644
--- a/src/FuncTorrent/Tracker/Udp.hs
+++ b/src/FuncTorrent/Tracker/Udp.hs
@@ -27,7 +27,7 @@ import Control.Monad (liftM)
 import Control.Concurrent.MVar (readMVar)
 import Control.Monad.Reader (ReaderT, runReaderT, ask, liftIO)
 import Data.Binary (Binary(..), encode, decode)
-import Data.Binary.Get (Get, isEmpty, getWord32be, getByteString)
+import Data.Binary.Get (Get, isEmpty, getWord32be, getWord64be, getByteString)
 import Data.Binary.Put (putWord16be, putWord64be, putWord32be, putByteString)
 import Data.ByteString (ByteString)
 import qualified Data.ByteString.Char8 as BC
@@ -93,10 +93,10 @@ instance Binary UDPRequest where
     putWord64be (fromIntegral down)
     putWord64be (fromIntegral left)
     putWord64be (fromIntegral up)
-    putWord32be $ fromIntegral (eventToInteger None)
+    putWord32be $ fromIntegral (eventToInteger event)
     putWord32be 0
     putWord32be 0
-    putWord32be $ fromIntegral (-1)
+    putWord32be 20
     putWord16be $ fromIntegral port
   put (ScrapeReq _ _ _) = undefined
   get = undefined
@@ -106,7 +106,7 @@ instance Binary UDPResponse where
   get = do
     a <- getWord32be -- action
     case a of
-      0 -> liftA2 ConnectResp (fromIntegral <$> getWord32be) (fromIntegral <$> getWord32be)
+      0 -> liftA2 ConnectResp (fromIntegral <$> getWord32be) (fromIntegral <$> getWord64be)
       1 -> do
         tid <- fromIntegral <$> getWord32be
         interval' <- fromIntegral <$> getWord32be
@@ -166,7 +166,6 @@ announceRequest :: Word64 -> ByteString -> String -> Word64 -> Word64 -> Word64
 announceRequest cid infohash peerId up down left port = do
   h <- ask
   tidi <- liftIO randomIO
-  -- connId transId infohash peerId down left up event port)
   let pkt = encode $ AnnounceReq cid tidi infohash peerId down left up None port
   liftIO $ sendRequest h (toStrict pkt)
   return tidi
@@ -226,10 +225,11 @@ trackerLoop url sport peerId infohash fschan tstate = do
   flip runReaderT handle $ do
     t1 <- connectRequest
     cid <- connectResponse t1
-    liftIO $ print "connect response"
+    liftIO $ print "connected: connect id"
     liftIO $ print cid
     t2 <- announceRequest cid infohash peerId (fromIntegral up) (fromIntegral down) (fromIntegral (left tstate)) (fromIntegral sport)
     liftIO $ print "announce request"
     liftIO $ print t2
+    liftIO $ print "waiting for announce response"
     stats <- announceResponse t2
     liftIO $ print stats
-- 
2.37.2