Lock docker API to 1.27

Fix https://github.com/GNS3/gns3-gui/issues/1994

gns3server/compute/docker/__init__.py

@@ -33,7 +33,7 @@ from gns3server.compute.docker.docker_error import DockerError, DockerHttp304Err
 log = logging.getLogger(__name__)
 
 
-DOCKER_MINIMUM_API_VERSION = "1.21"
+DOCKER_MINIMUM_API_VERSION = "1.27"
 
 
 class Docker(BaseManager):
@@ -113,7 +113,7 @@ class Docker(BaseManager):
         :returns: HTTP response
         """
         data = json.dumps(data)
-        url = "http://docker/" + path
+        url = "http://docker/v" + DOCKER_MINIMUM_API_VERSION + "/" + path
 
         if timeout is None:
             timeout = 60 * 60 * 24 * 31  # One month timeout

tests/compute/docker/test_docker.py

@@ -47,7 +47,7 @@ def test_query_success(loop, vm):
     vm._session.request = AsyncioMagicMock(return_value=response)
     data = loop.run_until_complete(asyncio.async(vm.query("POST", "test", data={"a": True}, params={"b": 1})))
     vm._session.request.assert_called_with('POST',
-                                           'http://docker/test',
+                                           'http://docker/v1.27/test',
                                            data='{"a": true}',
                                            headers={'content-type': 'application/json'},
                                            params={'b': 1},
@@ -70,7 +70,7 @@ def test_query_error(loop, vm):
     with pytest.raises(DockerError):
         data = loop.run_until_complete(asyncio.async(vm.query("POST", "test", data={"a": True}, params={"b": 1})))
     vm._session.request.assert_called_with('POST',
-                                           'http://docker/test',
+                                           'http://docker/v1.27/test',
                                            data='{"a": true}',
                                            headers={'content-type': 'application/json'},
                                            params={'b': 1},
@@ -91,7 +91,7 @@ def test_query_error_json(loop, vm):
     with pytest.raises(DockerError):
         data = loop.run_until_complete(asyncio.async(vm.query("POST", "test", data={"a": True}, params={"b": 1})))
     vm._session.request.assert_called_with('POST',
-                                           'http://docker/test',
+                                           'http://docker/v1.27/test',
                                            data='{"a": true}',
                                            headers={'content-type': 'application/json'},
                                            params={'b': 1},