Replace snapshots by import / export

Fix #1042

gns3server/handlers/api/controller/__init__.py

@@ -22,4 +22,5 @@ from .link_handler import LinkHandler
 from .server_handler import ServerHandler
 from .drawing_handler import DrawingHandler
 from .symbol_handler import SymbolHandler
+from .snapshot_handler import SnapshotHandler
 from .gns3_vm_handler import GNS3VMHandler

gns3server/handlers/api/controller/snapshot_handler.py

@@ -0,0 +1,106 @@
+#!/usr/bin/env python
+#
+# Copyright (C) 2016 GNS3 Technologies Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+import logging
+log = logging.getLogger()
+
+from gns3server.web.route import Route
+from gns3server.controller import Controller
+
+from gns3server.schemas.snapshot import (
+    SNAPSHOT_OBJECT_SCHEMA,
+    SNAPSHOT_CREATE_SCHEMA
+)
+from gns3server.schemas.project import PROJECT_OBJECT_SCHEMA
+
+
+class SnapshotHandler:
+
+    @Route.post(
+        r"/projects/{project_id}/snapshots",
+        description="Create snapshot of a project",
+        parameters={
+            "project_id": "Project UUID",
+        },
+        input=SNAPSHOT_CREATE_SCHEMA,
+        output=SNAPSHOT_OBJECT_SCHEMA,
+        status_codes={
+            201: "Snasphot created",
+            404: "The project doesn't exist"
+        })
+    def create(request, response):
+        controller = Controller.instance()
+        project = controller.get_project(request.match_info["project_id"])
+        snapshot = yield from project.snapshot(request.json["name"])
+        response.json(snapshot)
+        response.set_status(201)
+
+    @Route.get(
+        r"/projects/{project_id}/snapshots",
+        description="List snapshots of a project",
+        parameters={
+            "project_id": "Project UUID",
+        },
+        status_codes={
+            200: "Snasphot list returned",
+            404: "The project doesn't exist"
+        })
+    def list(request, response):
+        controller = Controller.instance()
+        project = controller.get_project(request.match_info["project_id"])
+        snapshots = [s for s in project.snapshots.values()]
+        response.json(sorted(snapshots, key=lambda s: s.created_at))
+
+    @Route.delete(
+        r"/projects/{project_id}/snapshots/{snapshot_id}",
+        description="Delete a snapshot from disk",
+        parameters={
+            "project_id": "Project UUID",
+            "snapshot_id": "Snasphot UUID"
+        },
+        status_codes={
+            204: "Changes have been written on disk",
+            404: "The project or snapshot doesn't exist"
+        })
+    def delete(request, response):
+
+        controller = Controller.instance()
+        project = controller.get_project(request.match_info["project_id"])
+        yield from project.delete_snapshot(request.match_info["snapshot_id"])
+        response.set_status(204)
+
+    @Route.post(
+        r"/projects/{project_id}/snapshots/{snapshot_id}/restore",
+        description="Restore a snapshot from disk",
+        parameters={
+            "project_id": "Project UUID",
+            "snapshot_id": "Snasphot UUID"
+        },
+        output=PROJECT_OBJECT_SCHEMA,
+        status_codes={
+            201: "The snapshot has been restored",
+            404: "The project or snapshot doesn't exist"
+        })
+    def restore(request, response):
+
+        controller = Controller.instance()
+        project = controller.get_project(request.match_info["project_id"])
+        snapshot = project.get_snapshot(request.match_info["snapshot_id"])
+        project = yield from snapshot.restore()
+        response.set_status(201)
+        response.json(project)