Improve stop behavior in SIGTERM cases (docker).

freqtrade/commands/trade_commands.py

@@ -1,4 +1,5 @@
 import logging
+import signal
 from typing import Any, Dict
 
 
@@ -12,15 +13,20 @@ def start_trading(args: Dict[str, Any]) -> int:
     # Import here to avoid loading worker module when it's not used
     from freqtrade.worker import Worker
 
+    def term_handler(signum, frame):
+        # Raise KeyboardInterrupt - so we can handle it in the same way as Ctrl-C
+        raise KeyboardInterrupt()
+
     # Create and run worker
     worker = None
     try:
+        signal.signal(signal.SIGTERM, term_handler)
         worker = Worker(args)
         worker.run()
     except Exception as e:
         logger.error(str(e))
         logger.exception("Fatal exception!")
-    except KeyboardInterrupt:
+    except (KeyboardInterrupt):
         logger.info('SIGINT received, aborting ...')
     finally:
         if worker: