Use aiozipstream for snapshots.

Fix tests.

gns3server/controller/project.py

@@ -40,7 +40,6 @@ from ..config import Config
 from ..utils.path import check_path_allowed, get_default_project_directory
 from ..utils.asyncio.pool import Pool
 from ..utils.asyncio import locking
-from ..utils.asyncio import wait_run_in_executor
 from ..utils.asyncio import aiozipstream
 from .export_project import export_project
 from .import_project import import_project

gns3server/controller/snapshot.py

@@ -20,14 +20,20 @@ import os
 import uuid
 import shutil
 import tempfile
-import asyncio
+import aiofiles
+import zipfile
+import time
 import aiohttp.web
 from datetime import datetime, timezone
 
 from ..utils.asyncio import wait_run_in_executor
+from ..utils.asyncio import aiozipstream
 from .export_project import export_project
 from .import_project import import_project
 
+import logging
+log = logging.getLogger(__name__)
+
 
 # The string use to extract the date from the filename
 FILENAME_TIME_FORMAT = "%d%m%y_%H%M%S"
@@ -73,15 +79,6 @@ class Snapshot:
     def created_at(self):
         return int(self._created_at)
 
-    def _create_snapshot_file(self, zipstream):
-        """
-        Creates the snapshot file (to be run in its own thread)
-        """
-
-        with open(self.path, "wb") as f:
-            for data in zipstream:
-                f.write(data)
-
     async def create(self):
         """
         Create the snapshot
@@ -97,9 +94,14 @@ class Snapshot:
             raise aiohttp.web.HTTPInternalServerError(text="Could not create the snapshot directory '{}': {}".format(snapshot_directory, e))
 
         try:
+            begin = time.time()
             with tempfile.TemporaryDirectory() as tmpdir:
-                zipstream = await export_project(self._project, tmpdir, keep_compute_id=True, allow_all_nodes=True)
-                await wait_run_in_executor(self._create_snapshot_file, zipstream)
+                with aiozipstream.ZipFile(compression=zipfile.ZIP_STORED) as zstream:
+                    await export_project(zstream, self._project, tmpdir, keep_compute_id=True, allow_all_nodes=True)
+                    async with aiofiles.open(self.path, 'wb') as f:
+                        async for chunk in zstream:
+                            await f.write(chunk)
+            log.info("Snapshot '{}' created in {:.4f} seconds".format(self.path, time.time() - begin))
         except (ValueError, OSError, RuntimeError) as e:
             raise aiohttp.web.HTTPConflict(text="Could not create snapshot file '{}': {}".format(self.path, e))
 

gns3server/handlers/api/controller/project_handler.py

@@ -313,7 +313,7 @@ class ProjectHandler:
 
                     # We need to do that now because export could failed and raise an HTTP error
                     # that why response start need to be the later possible
-                    response.content_type = 'application/octet-stream'
+                    response.content_type = 'application/gns3project'
                     response.headers['CONTENT-DISPOSITION'] = 'attachment; filename="{}.gns3project"'.format(project.name)
                     response.enable_chunked_encoding()
                     await response.prepare(request)

tests/controller/test_export_project.py

@@ -29,6 +29,7 @@ from tests.utils import AsyncioMagicMock, AsyncioBytesIO
 
 from gns3server.controller.project import Project
 from gns3server.controller.export_project import export_project, _is_exportable
+from gns3server.utils.asyncio import aiozipstream
 
 
 @pytest.fixture
@@ -51,6 +52,13 @@ def node(controller, project, async_run):
     return node
 
 
+async def write_file(path, z):
+
+    with open(path, 'wb') as f:
+        async for chunk in z:
+            f.write(chunk)
+
+
 def test_exportable_files():
     assert _is_exportable("hello/world")
     assert not _is_exportable("project-files/tmp")
@@ -103,12 +111,10 @@ def test_export(tmpdir, project, async_run):
     with open(os.path.join(path, "project-files", "snapshots", "test"), 'w+') as f:
         f.write("WORLD")
 
-    with patch("gns3server.compute.Dynamips.get_images_directory", return_value=str(tmpdir / "IOS"),):
-        z = async_run(export_project(project, str(tmpdir), include_images=False))
-
-    with open(str(tmpdir / 'zipfile.zip'), 'wb') as f:
-        for data in z:
-            f.write(data)
+    with aiozipstream.ZipFile() as z:
+        with patch("gns3server.compute.Dynamips.get_images_directory", return_value=str(tmpdir / "IOS"),):
+            async_run(export_project(z, project, str(tmpdir), include_images=False))
+            async_run(write_file(str(tmpdir / 'zipfile.zip'), z))
 
     with zipfile.ZipFile(str(tmpdir / 'zipfile.zip')) as myzip:
         with myzip.open("vm-1/dynamips/test") as myfile:
@@ -128,7 +134,7 @@ def test_export(tmpdir, project, async_run):
             assert topo["computes"] == []
 
 
-def test_export_vm(tmpdir, project, async_run, controller):
+def test_export_vm(tmpdir, project, async_run):
     """
     If data is on a remote server export it locally before
     sending it in the archive.
@@ -154,12 +160,10 @@ def test_export_vm(tmpdir, project, async_run, controller):
     with open(os.path.join(path, "test.gns3"), 'w+') as f:
         f.write("{}")
 
-    z = async_run(export_project(project, str(tmpdir)))
-    assert compute.list_files.called
-
-    with open(str(tmpdir / 'zipfile.zip'), 'wb') as f:
-        for data in z:
-            f.write(data)
+    with aiozipstream.ZipFile() as z:
+        async_run(export_project(z, project, str(tmpdir)))
+        assert compute.list_files.called
+        async_run(write_file(str(tmpdir / 'zipfile.zip'), z))
 
     with zipfile.ZipFile(str(tmpdir / 'zipfile.zip')) as myzip:
         with myzip.open("vm-1/dynamips/test") as myfile:
@@ -169,7 +173,7 @@ def test_export_vm(tmpdir, project, async_run, controller):
 
 def test_export_disallow_running(tmpdir, project, node, async_run):
     """
-    Dissallow export when a node is running
+    Disallow export when a node is running
     """
 
     path = project.path
@@ -189,12 +193,13 @@ def test_export_disallow_running(tmpdir, project, node, async_run):
 
     node._status = "started"
     with pytest.raises(aiohttp.web.HTTPConflict):
-        async_run(export_project(project, str(tmpdir)))
+        with aiozipstream.ZipFile() as z:
+            async_run(export_project(z, project, str(tmpdir)))
 
 
 def test_export_disallow_some_type(tmpdir, project, async_run):
     """
-    Dissalow export for some node type
+    Disallow export for some node type
     """
 
     path = project.path
@@ -213,8 +218,10 @@ def test_export_disallow_some_type(tmpdir, project, async_run):
         json.dump(topology, f)
 
     with pytest.raises(aiohttp.web.HTTPConflict):
-        z = async_run(export_project(project, str(tmpdir)))
-    z = async_run(export_project(project, str(tmpdir), allow_all_nodes=True))
+        with aiozipstream.ZipFile() as z:
+            async_run(export_project(z, project, str(tmpdir)))
+    with aiozipstream.ZipFile() as z:
+        async_run(export_project(z, project, str(tmpdir), allow_all_nodes=True))
 
     # VirtualBox is always disallowed
     topology = {
@@ -232,7 +239,8 @@ def test_export_disallow_some_type(tmpdir, project, async_run):
     with open(os.path.join(path, "test.gns3"), 'w+') as f:
         json.dump(topology, f)
     with pytest.raises(aiohttp.web.HTTPConflict):
-        z = async_run(export_project(project, str(tmpdir), allow_all_nodes=True))
+        with aiozipstream.ZipFile() as z:
+            async_run(export_project(z, project, str(tmpdir), allow_all_nodes=True))
 
 
 def test_export_fix_path(tmpdir, project, async_run):
@@ -264,10 +272,9 @@ def test_export_fix_path(tmpdir, project, async_run):
     with open(os.path.join(path, "test.gns3"), 'w+') as f:
         json.dump(topology, f)
 
-    z = async_run(export_project(project, str(tmpdir)))
-    with open(str(tmpdir / 'zipfile.zip'), 'wb') as f:
-        for data in z:
-            f.write(data)
+    with aiozipstream.ZipFile() as z:
+        async_run(export_project(z, project, str(tmpdir)))
+        async_run(write_file(str(tmpdir / 'zipfile.zip'), z))
 
     with zipfile.ZipFile(str(tmpdir / 'zipfile.zip')) as myzip:
         with myzip.open("project.gns3") as myfile:
@@ -303,11 +310,10 @@ def test_export_with_images(tmpdir, project, async_run):
     with open(os.path.join(path, "test.gns3"), 'w+') as f:
         json.dump(topology, f)
 
-    with patch("gns3server.compute.Dynamips.get_images_directory", return_value=str(tmpdir / "IOS"),):
-        z = async_run(export_project(project, str(tmpdir), include_images=True))
-        with open(str(tmpdir / 'zipfile.zip'), 'wb') as f:
-            for data in z:
-                f.write(data)
+    with aiozipstream.ZipFile() as z:
+        with patch("gns3server.compute.Dynamips.get_images_directory", return_value=str(tmpdir / "IOS"),):
+            async_run(export_project(z, project, str(tmpdir), include_images=True))
+            async_run(write_file(str(tmpdir / 'zipfile.zip'), z))
 
     with zipfile.ZipFile(str(tmpdir / 'zipfile.zip')) as myzip:
         myzip.getinfo("images/IOS/test.image")
@@ -341,11 +347,9 @@ def test_export_keep_compute_id(tmpdir, project, async_run):
         }
         json.dump(data, f)
 
-    z = async_run(export_project(project, str(tmpdir), keep_compute_id=True))
-
-    with open(str(tmpdir / 'zipfile.zip'), 'wb') as f:
-        for data in z:
-            f.write(data)
+    with aiozipstream.ZipFile() as z:
+        async_run(export_project(z, project, str(tmpdir), keep_compute_id=True))
+        async_run(write_file(str(tmpdir / 'zipfile.zip'), z))
 
     with zipfile.ZipFile(str(tmpdir / 'zipfile.zip')) as myzip:
         with myzip.open("project.gns3") as myfile:
@@ -353,7 +357,8 @@ def test_export_keep_compute_id(tmpdir, project, async_run):
             assert topo["nodes"][0]["compute_id"] == "6b7149c8-7d6e-4ca0-ab6b-daa8ab567be0"
             assert len(topo["computes"]) == 1
 
-def test_export_images_from_vm(tmpdir, project, async_run, controller):
+
+def test_export_images_from_vm(tmpdir, project, async_run):
     """
     If data is on a remote server export it locally before
     sending it in the archive.
@@ -405,12 +410,10 @@ def test_export_images_from_vm(tmpdir, project, async_run, controller):
     with open(os.path.join(path, "test.gns3"), 'w+') as f:
         f.write(json.dumps(topology))
 
-    z = async_run(export_project(project, str(tmpdir), include_images=True))
-    assert compute.list_files.called
-
-    with open(str(tmpdir / 'zipfile.zip'), 'wb') as f:
-        for data in z:
-            f.write(data)
+    with aiozipstream.ZipFile() as z:
+        async_run(export_project(z, project, str(tmpdir), include_images=True))
+        assert compute.list_files.called
+        async_run(write_file(str(tmpdir / 'zipfile.zip'), z))
 
     with zipfile.ZipFile(str(tmpdir / 'zipfile.zip')) as myzip:
         with myzip.open("vm-1/dynamips/test") as myfile:
@@ -450,12 +453,9 @@ def test_export_with_ignoring_snapshots(tmpdir, project, async_run):
     os.makedirs(snapshots_dir)
     Path(os.path.join(snapshots_dir, 'snap.gns3project')).touch()
 
-    z = async_run(export_project(project, str(tmpdir), keep_compute_id=True))
-
-    with open(str(tmpdir / 'zipfile.zip'), 'wb') as f:
-        for data in z:
-            f.write(data)
+    with aiozipstream.ZipFile() as z:
+        async_run(export_project(z, project, str(tmpdir), keep_compute_id=True))
+        async_run(write_file(str(tmpdir / 'zipfile.zip'), z))
 
     with zipfile.ZipFile(str(tmpdir / 'zipfile.zip')) as myzip:
         assert not os.path.join('snapshots', 'snap.gns3project') in [f.filename for f in myzip.filelist]
-

tests/handlers/api/compute/test_cloud.py

@@ -64,7 +64,7 @@ def test_cloud_nio_create_udp(http_compute, vm):
                                                                                                                                                                     "rhost": "127.0.0.1"},
                                  example=True)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/cloud/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/cloud/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -82,7 +82,7 @@ def test_cloud_nio_update_udp(http_compute, vm):
                                     "filters": {}},
                                 example=True)
     assert response.status == 201, response.body.decode()
-    assert response.route == "/projects/{project_id}/cloud/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/cloud/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -93,7 +93,7 @@ def test_cloud_delete_nio(http_compute, vm):
                                                                                                                                                          "rhost": "127.0.0.1"})
     response = http_compute.delete("/projects/{project_id}/cloud/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
     assert response.status == 204
-    assert response.route == "/projects/{project_id}/cloud/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/cloud/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_cloud_delete(http_compute, vm):

tests/handlers/api/compute/test_docker.py

@@ -120,7 +120,7 @@ def test_docker_nio_create_udp(http_compute, vm):
                                                                                                                                                                      "rhost": "127.0.0.1"},
                                  example=True)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/docker/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/docker/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -141,14 +141,14 @@ def test_docker_update_nio(http_compute, vm):
         },
             example=True)
     assert response.status == 201, response.body.decode()
-    assert response.route == "/projects/{project_id}/docker/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/docker/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_docker_delete_nio(http_compute, vm):
     with asyncio_patch("gns3server.compute.docker.docker_vm.DockerVM.adapter_remove_nio_binding") as mock:
         response = http_compute.delete("/projects/{project_id}/docker/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
     assert response.status == 204
-    assert response.route == "/projects/{project_id}/docker/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/docker/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_docker_update(http_compute, vm, tmpdir, free_console_port):

tests/handlers/api/compute/test_iou.py

@@ -201,7 +201,7 @@ def test_iou_nio_create_udp(http_compute, vm):
                                                                                                                                                                   "rhost": "127.0.0.1"},
                                  example=True)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -219,7 +219,7 @@ def test_iou_nio_update_udp(http_compute, vm):
                                     "filters": {}},
                                 example=True)
     assert response.status == 201, response.body.decode()
-    assert response.route == "/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -229,7 +229,7 @@ def test_iou_nio_create_ethernet(http_compute, vm, ethernet_device):
                                                                                                                                                                   },
                                  example=True)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_ethernet"
     assert response.json["ethernet_device"] == ethernet_device
 
@@ -240,7 +240,7 @@ def test_iou_nio_create_ethernet_different_port(http_compute, vm, ethernet_devic
                                                                                                                                                                   },
                                  example=False)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_ethernet"
     assert response.json["ethernet_device"] == ethernet_device
 
@@ -250,7 +250,7 @@ def test_iou_nio_create_tap(http_compute, vm, ethernet_device):
         response = http_compute.post("/projects/{project_id}/iou/nodes/{node_id}/adapters/1/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), {"type": "nio_tap",
                                                                                                                                                                       "tap_device": ethernet_device})
         assert response.status == 201
-        assert response.route == "/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+        assert response.route == r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
         assert response.json["type"] == "nio_tap"
 
 
@@ -261,7 +261,7 @@ def test_iou_delete_nio(http_compute, vm):
                                                                                                                                                        "rhost": "127.0.0.1"})
     response = http_compute.delete("/projects/{project_id}/iou/nodes/{node_id}/adapters/1/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
     assert response.status == 204
-    assert response.route == "/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/iou/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_iou_start_capture(http_compute, vm, tmpdir, project):

tests/handlers/api/compute/test_nat.py

@@ -65,7 +65,7 @@ def test_nat_nio_create_udp(http_compute, vm):
                                                                                                                                                                       "rhost": "127.0.0.1"},
                                      example=True)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -83,7 +83,7 @@ def test_nat_nio_update_udp(http_compute, vm):
                                     "filters": {}},
                                 example=True)
     assert response.status == 201, response.body.decode()
-    assert response.route == "/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -97,7 +97,7 @@ def test_nat_delete_nio(http_compute, vm):
         response = http_compute.delete("/projects/{project_id}/nat/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
         assert mock_remove_nio.called
     assert response.status == 204
-    assert response.route == "/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/nat/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_nat_delete(http_compute, vm):

tests/handlers/api/compute/test_qemu.py

@@ -189,7 +189,7 @@ def test_qemu_nio_create_udp(http_compute, vm):
                                                                                                                                                                        "rhost": "127.0.0.1"},
                                      example=True)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/qemu/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/qemu/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -208,7 +208,7 @@ def test_qemu_nio_update_udp(http_compute, vm):
                                     "filters": {}},
                                 example=True)
     assert response.status == 201, response.body.decode()
-    assert response.route == "/projects/{project_id}/qemu/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/qemu/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -221,7 +221,7 @@ def test_qemu_delete_nio(http_compute, vm):
                                                                                                                                                             "rhost": "127.0.0.1"})
         response = http_compute.delete("/projects/{project_id}/qemu/nodes/{node_id}/adapters/1/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
     assert response.status == 204
-    assert response.route == "/projects/{project_id}/qemu/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/qemu/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_qemu_list_binaries(http_compute, vm):

tests/handlers/api/compute/test_traceng.py

@@ -55,7 +55,7 @@ def test_traceng_nio_create_udp(http_compute, vm):
                                                                                                                                                                        "rhost": "127.0.0.1"},
                                      example=True)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/traceng/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/traceng/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -76,7 +76,7 @@ def test_traceng_nio_update_udp(http_compute, vm):
                                     "filters": {}},
                                 example=True)
     assert response.status == 201, response.body.decode("utf-8")
-    assert response.route == "/projects/{project_id}/traceng/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/traceng/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -88,7 +88,7 @@ def test_traceng_delete_nio(http_compute, vm):
                                                                                                                                                             "rhost": "127.0.0.1"})
         response = http_compute.delete("/projects/{project_id}/traceng/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
     assert response.status == 204, response.body.decode()
-    assert response.route == "/projects/{project_id}/traceng/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/traceng/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_traceng_start(http_compute, vm):

tests/handlers/api/compute/test_virtualbox.py

@@ -108,7 +108,7 @@ def test_vbox_nio_create_udp(http_compute, vm):
         assert args[0] == 0
 
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/virtualbox/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/virtualbox/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -127,7 +127,7 @@ def test_virtualbox_nio_update_udp(http_compute, vm):
                     "filters": {}},
                 example=True)
     assert response.status == 201, response.body.decode()
-    assert response.route == "/projects/{project_id}/virtualbox/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/virtualbox/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -141,7 +141,7 @@ def test_vbox_delete_nio(http_compute, vm):
         assert args[0] == 0
 
     assert response.status == 204
-    assert response.route == "/projects/{project_id}/virtualbox/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/virtualbox/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_vbox_update(http_compute, vm, free_console_port):

tests/handlers/api/compute/test_vmware.py

@@ -116,7 +116,7 @@ def test_vmware_nio_create_udp(http_compute, vm):
         assert args[0] == 0
 
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/vmware/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/vmware/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -135,7 +135,7 @@ def test_vmware_nio_update_udp(http_compute, vm):
                         "filters": {}},
                     example=True)
                 assert response.status == 201, response.body.decode()
-                assert response.route == "/projects/{project_id}/vmware/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+                assert response.route == r"/projects/{project_id}/vmware/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
                 assert response.json["type"] == "nio_udp"
 
 
@@ -149,7 +149,7 @@ def test_vmware_delete_nio(http_compute, vm):
         assert args[0] == 0
 
     assert response.status == 204
-    assert response.route == "/projects/{project_id}/vmware/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/vmware/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_vmware_update(http_compute, vm, free_console_port):

tests/handlers/api/compute/test_vpcs.py

@@ -70,7 +70,7 @@ def test_vpcs_nio_create_udp(http_compute, vm):
                                                                                                                                                                        "rhost": "127.0.0.1"},
                                      example=True)
     assert response.status == 201
-    assert response.route == "/projects/{project_id}/vpcs/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/vpcs/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -91,7 +91,7 @@ def test_vpcs_nio_update_udp(http_compute, vm):
                                     "filters": {}},
                                 example=True)
     assert response.status == 201, response.body.decode("utf-8")
-    assert response.route == "/projects/{project_id}/vpcs/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/vpcs/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
     assert response.json["type"] == "nio_udp"
 
 
@@ -103,7 +103,7 @@ def test_vpcs_delete_nio(http_compute, vm):
                                                                                                                                                             "rhost": "127.0.0.1"})
         response = http_compute.delete("/projects/{project_id}/vpcs/nodes/{node_id}/adapters/0/ports/0/nio".format(project_id=vm["project_id"], node_id=vm["node_id"]), example=True)
     assert response.status == 204, response.body.decode()
-    assert response.route == "/projects/{project_id}/vpcs/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
+    assert response.route == r"/projects/{project_id}/vpcs/nodes/{node_id}/adapters/{adapter_number:\d+}/ports/{port_number:\d+}/nio"
 
 
 def test_vpcs_start(http_compute, vm):