separating unfulfilled timeouts for buy and sell

config.json.example

@@ -5,7 +5,10 @@
     "fiat_display_currency": "USD",
     "ticker_interval" : "5m",
     "dry_run": false,
-    "unfilledtimeout": 600,
+    "unfilledtimeout": {
+        "buy":10,
+        "sell":30
+    }
     "bid_strategy": {
         "ask_last_balance": 0.0,
         "use_book_order": true,

config_full.json.example

@@ -12,7 +12,10 @@
         "0":  0.04
     },
     "stoploss": -0.10,
-    "unfilledtimeout": 600,
+    "unfilledtimeout": {
+        "buy":10,
+        "sell":30
+    }
     "bid_strategy": {
         "ask_last_balance": 0.0,
         "use_book_order": true,

freqtrade/constants.py

@@ -55,7 +55,14 @@ CONF_SCHEMA = {
             'minProperties': 1
         },
         'stoploss': {'type': 'number', 'maximum': 0, 'exclusiveMaximum': True},
-        'unfilledtimeout': {'type': 'integer', 'minimum': 0},
+        'unfilledtimeout': {
+            'type': 'object',
+            'properties': {
+                'use_book_order': {'type': 'boolean'},
+                'buy': {'type': 'number', 'minimum':3},
+                'sell': {'type': 'number', 'minimum':10}
+            }
+        },
         'bid_strategy': {
             'type': 'object',
             'properties': {
@@ -76,7 +83,7 @@ CONF_SCHEMA = {
                 'use_book_order': {'type': 'boolean'},
                 'book_order_min': {'type': 'number', 'minimum':1},
                 'book_order_max': {'type': 'number', 'minimum':1}
-            },
+            }
         },
         'exchange': {'$ref': '#/definitions/exchange'},
         'experimental': {

freqtrade/freqtradebot.py

@@ -164,7 +164,7 @@ class FreqtradeBot(object):
 
             if 'unfilledtimeout' in self.config:
                 # Check and handle any timed out open orders
-                self.check_handle_timedout(self.config['unfilledtimeout'])
+                self.check_handle_timedout()
                 Trade.session.flush()
 
         except TemporaryError as error:
@@ -461,19 +461,22 @@ with limit `{buy_limit:.8f} ({stake_amount:.6f} \
             return True
         return False
 
-    def check_handle_timedout(self, timeoutvalue: int) -> None:
+    def check_handle_timedout(self) -> None:
         """
         Check if any orders are timed out and cancel if neccessary
         :param timeoutvalue: Number of minutes until order is considered timed out
         :return: None
         """
-        timeoutthreashold = arrow.utcnow().shift(minutes=-timeoutvalue).datetime
+        buy_timeout = self.config['unfilledtimeout']['buy']
+        sell_timeout = self.config['unfilledtimeout']['sell']
+        buy_timeoutthreashold = arrow.utcnow().shift(minutes=-buy_timeout).datetime
+        sell_timeoutthreashold = arrow.utcnow().shift(minutes=-sell_timeout).datetime
 
         for trade in Trade.query.filter(Trade.open_order_id.isnot(None)).all():
             try:
                 # FIXME: Somehow the query above returns results
                 # where the open_order_id is in fact None.
-                # This is probably because the record got
+                # This is probably because the record got   
                 # updated via /forcesell in a different thread.
                 if not trade.open_order_id:
                     continue
@@ -488,9 +491,9 @@ with limit `{buy_limit:.8f} ({stake_amount:.6f} \
 
             # Check if trade is still actually open
             if (int(order['filled']) == 0) and (order['status']=='open'):
-                if order['side'] == 'buy' and ordertime < timeoutthreashold:
+                if order['side'] == 'buy' and ordertime < buy_timeoutthreashold:
                     self.handle_timedout_limit_buy(trade, order)
-                elif order['side'] == 'sell' and ordertime < timeoutthreashold:
+                elif order['side'] == 'sell' and ordertime < sell_timeoutthreashold:
                     self.handle_timedout_limit_sell(trade, order)
 
     # FIX: 20180110, why is cancel.order unconditionally here, whereas