Update and delete VM on controller

gns3server/controller/compute.py

@@ -203,6 +203,11 @@ class Compute:
         response = yield from self.httpQuery("POST", path, data)
         return response
 
+    @asyncio.coroutine
+    def put(self, path, data={}):
+        response = yield from self.httpQuery("PUT", path, data)
+        return response
+
     @asyncio.coroutine
     def delete(self, path):
         return (yield from self.httpQuery("DELETE", path))

gns3server/controller/vm.py

@@ -89,6 +89,51 @@ class VM:
 
     @asyncio.coroutine
     def create(self):
+        """
+        Create the VM on the compute Node
+        """
+        data = self._vm_data()
+        response = yield from self._compute.post("/projects/{}/{}/vms".format(self._project.id, self._vm_type), data=data)
+        self._parse_vm_response(response)
+
+    @asyncio.coroutine
+    def update(self, name=None, console=None, console_type="telnet", properties={}):
+        """
+        Update the VM on the compute Node
+
+        :param vm_id: UUID of the vm. Integer id
+        :param vm_type: Type of emulator
+        :param name: Name of the vm
+        :param console: TCP port of the console
+        :param console_type: Type of the console (telnet, vnc, serial..)
+        :param properties: Emulator specific properties of the VM
+
+        """
+        self._name = name
+        self._console = console
+        self._console_type = console_type
+        self._properties = properties
+
+        data = self._vm_data()
+        response = yield from self._compute.put("/projects/{}/{}/vms".format(self._project.id, self._vm_type), data=data)
+        self._parse_vm_response(response)
+
+    def _parse_vm_response(self, response):
+        """
+        Update the object with the remote VM object
+        """
+        for key, value in response.json.items():
+            if key == "console":
+                self._console = value
+            elif key in ["console_type", "name", "vm_id"]:
+                pass
+            else:
+                self._properties[key] = value
+
+    def _vm_data(self):
+        """
+        Prepare VM data to send to the remote controller
+        """
         data = copy.copy(self._properties)
         data["vm_id"] = self._id
         data["name"] = self._name
@@ -99,16 +144,11 @@ class VM:
         for key in list(data.keys()):
             if data[key] is None:
                 del data[key]
+        return data
 
-        response = yield from self._compute.post("/projects/{}/{}/vms".format(self._project.id, self._vm_type), data=data)
-
-        for key, value in response.json.items():
-            if key == "console":
-                self._console = value
-            elif key in ["console_type", "name", "vm_id"]:
-                pass
-            else:
-                self._properties[key] = value
+    @asyncio.coroutine
+    def destroy(self):
+        yield from self.delete()
 
     @asyncio.coroutine
     def start(self):
@@ -136,7 +176,7 @@ class VM:
         """
         Suspend a VM
         """
-        yield from self.post("/suspend")
+        yield from self.post("/reload")
 
     @asyncio.coroutine
     def post(self, path, data=None):
@@ -149,7 +189,17 @@ class VM:
             return (yield from self._compute.post("/projects/{}/{}/vms/{}{}".format(self._project.id, self._vm_type, self._id, path)))
 
     @asyncio.coroutine
-    def delete(self, path):
+    def put(self, path, data=None):
+        """
+        HTTP post on the VM
+        """
+        if data:
+            return (yield from self._compute.put("/projects/{}/{}/vms/{}{}".format(self._project.id, self._vm_type, self._id, path), data=data))
+        else:
+            return (yield from self._compute.put("/projects/{}/{}/vms/{}{}".format(self._project.id, self._vm_type, self._id, path)))
+
+    @asyncio.coroutine
+    def delete(self, path=None):
         """
         HTTP post on the VM
         """

gns3server/handlers/api/controller/vm_handler.py

@@ -48,6 +48,29 @@ class VMHandler:
         response.set_status(201)
         response.json(vm)
 
+    @classmethod
+    @Route.put(
+        r"/projects/{project_id}/vms/{vm_id}",
+        status_codes={
+            201: "Instance created",
+            400: "Invalid request"
+        },
+        description="Update a VM instance",
+        input=VM_OBJECT_SCHEMA,
+        output=VM_OBJECT_SCHEMA)
+    def update(request, response):
+        project = Controller.instance().getProject(request.match_info["project_id"])
+        vm = project.getVM(request.match_info["vm_id"])
+
+        # Ignore this, because we use it only in create
+        request.json.pop("vm_id", None)
+        request.json.pop("vm_type", None)
+        request.json.pop("compute_id", None)
+
+        yield from vm.update(**request.json)
+        response.set_status(201)
+        response.json(vm)
+
     @classmethod
     @Route.post(
         r"/projects/{project_id}/vms/{vm_id}/start",
@@ -131,3 +154,21 @@ class VMHandler:
         yield from vm.reload()
         response.set_status(201)
         response.json(vm)
+
+    @classmethod
+    @Route.delete(
+        r"/projects/{project_id}/vms/{vm_id}",
+        parameters={
+            "project_id": "UUID for the project",
+            "vm_id": "UUID for the VM"
+        },
+        status_codes={
+            201: "Instance deleted",
+            400: "Invalid request"
+        },
+        description="Delete a VM instance")
+    def delete(request, response):
+        project = Controller.instance().getProject(request.match_info["project_id"])
+        vm = project.getVM(request.match_info["vm_id"])
+        yield from vm.destroy()
+        response.set_status(201)

tests/controller/test_vm.py

@@ -86,6 +86,24 @@ def test_create(vm, compute, project, async_run):
     assert vm._properties == {"startup_script": "echo test"}
 
 
+def test_update(vm, compute, project, async_run):
+    response = MagicMock()
+    response.json = {"console": 2048}
+    compute.put = AsyncioMagicMock(return_value=response)
+
+    async_run(vm.update(console=2048, console_type="vnc", properties={"startup_script" :"echo test"}, name="demo"))
+    data = {
+        "console": 2048,
+        "console_type": "vnc",
+        "vm_id": vm.id,
+        "startup_script": "echo test",
+        "name": "demo"
+    }
+    compute.put.assert_called_with("/projects/{}/vpcs/vms".format(vm.project.id), data=data)
+    assert vm._console == 2048
+    assert vm._properties == {"startup_script": "echo test"}
+
+
 def test_start(vm, compute, project, async_run):
 
     compute.post = AsyncioMagicMock()
@@ -139,6 +157,11 @@ def test_create_without_console(vm, compute, project, async_run):
     assert vm._properties == {"test_value": "success", "startup_script": "echo test"}
 
 
+def test_delete(vm, compute, async_run):
+    async_run(vm.destroy())
+    compute.delete.assert_called_with("/projects/{}/vpcs/vms/{}".format(vm.project.id, vm.id))
+
+
 def test_post(vm, compute, async_run):
     async_run(vm.post("/test", {"a": "b"}))
     compute.post.assert_called_with("/projects/{}/vpcs/vms/{}/test".format(vm.project.id, vm.id), data={"a": "b"})

tests/handlers/api/controller/test_vm.py

@@ -72,6 +72,24 @@ def test_create_vm(http_controller, tmpdir, project, compute):
     assert "name" not in response.json["properties"]
 
 
+def test_update_vm(http_controller, tmpdir, project, compute, vm):
+    response = MagicMock()
+    response.json = {"console": 2048}
+    compute.put = AsyncioMagicMock(return_value=response)
+
+    response = http_controller.put("/projects/{}/vms/{}".format(project.id, vm.id), {
+        "name": "test",
+        "vm_type": "vpcs",
+        "compute_id": "example.com",
+        "properties": {
+                "startup_script": "echo test"
+        }
+    }, example=True)
+    assert response.status == 201
+    assert response.json["name"] == "test"
+    assert "name" not in response.json["properties"]
+
+
 def test_start_vm(http_controller, tmpdir, project, compute, vm):
     response = MagicMock()
     compute.post = AsyncioMagicMock()
@@ -106,3 +124,11 @@ def test_reload_vm(http_controller, tmpdir, project, compute, vm):
     response = http_controller.post("/projects/{}/vms/{}/reload".format(project.id, vm.id), example=True)
     assert response.status == 201
     assert response.json["name"] == vm.name
+
+
+def test_delete_vm(http_controller, tmpdir, project, compute, vm):
+    response = MagicMock()
+    compute.post = AsyncioMagicMock()
+
+    response = http_controller.delete("/projects/{}/vms/{}".format(project.id, vm.id), example=True)
+    assert response.status == 201