Merge pull request #100 from Vagabond/adt-connection_close

Retry requests when the worker has the connection close

src/ibrowse.erl

@@ -443,6 +443,8 @@ do_send_req(Conn_Pid, Parsed_url, Headers, Method, Body, Options, Timeout) ->
             {error, sel_conn_closed};
         {'EXIT', {normal, _}} ->
             {error, req_timedout};
+        {'EXIT', {connection_closed, _}} ->
+            {error, sel_conn_closed};
         {error, connection_closed} ->
             {error, sel_conn_closed};
         {'EXIT', Reason} ->

src/ibrowse_http_client.erl

@@ -215,11 +215,11 @@ handle_info({stream_close, _Req_id}, State) ->
 handle_info({tcp_closed, _Sock}, State) ->
     do_trace("TCP connection closed by peer!~n", []),
     handle_sock_closed(State),
-    {stop, normal, State};
+    {stop, connection_closed, State};
 handle_info({ssl_closed, _Sock}, State) ->
     do_trace("SSL connection closed by peer!~n", []),
     handle_sock_closed(State),
-    {stop, normal, State};
+    {stop, connection_closed, State};
 
 handle_info({tcp_error, _Sock, Reason}, State) ->
     do_trace("Error on connection to ~1000.p:~1000.p -> ~1000.p~n",