Support auto stop for the GNS3 VM

Ref https://github.com/GNS3/gns3-gui/issues/1254

gns3server/controller/__init__.py

@@ -87,6 +87,8 @@ class Controller:
         log.info("Stop controller")
         for compute in self._computes.values():
             yield from compute.close()
+        if self.gns3vm.enable and self.gns3vm.auto_stop:
+            yield from self.gns3vm.stop()
         self._computes = {}
         self._projects = {}
 

gns3server/controller/gns3vm/__init__.py

@@ -36,7 +36,7 @@ class GNS3VM:
         self._engines = {}
         self._settings = {
             "vmname": None,
-            "auto_stop": False,
+            "auto_stop": True,
             "headless": False,
             "enable": False,
             "engine": "vmware"
@@ -120,6 +120,13 @@ class GNS3VM:
         """
         return self._settings["enable"]
 
+    @property
+    def auto_stop(self):
+        """
+        The GNSVM should auto stop
+        """
+        return self._settings["auto_stop"]
+
     @property
     def settings(self):
         return self._settings
@@ -169,3 +176,12 @@ class GNS3VM:
             engine.vmname = self._settings["vmname"]
             yield from engine.start()
 
+    @asyncio.coroutine
+    def stop(self):
+        """
+        Stop the GNS3 VM
+        """
+        engine = self._current_engine()
+        if not engine.running:
+            log.info("Stop the GNS3 VM")
+            yield from engine.stop()

tests/controller/test_controller.py

@@ -282,6 +282,21 @@ def test_stop(controller, async_run):
     assert c.connected is False
 
 
+def test_stop_vm(controller, async_run):
+    """
+    Start the controller with a GNS3 VM running
+    """
+    controller.gns3vm.settings = {
+        "enable": True,
+        "engine": "vmware",
+        "auto_stop": True
+    }
+    controller.gns3vm.running = True
+    with asyncio_patch("gns3server.controller.gns3vm.vmware_gns3_vm.VMwareGNS3VM.stop") as mock:
+        async_run(controller.stop())
+        assert mock.called
+
+
 def test_load_project(controller, async_run, tmpdir):
     data = {
         "name": "Experience",