Add isolation param to build

Signed-off-by: Joffrey F <joffrey@docker.com>

docker/api/build.py

@@ -18,7 +18,7 @@ class BuildApiMixin(object):
               forcerm=False, dockerfile=None, container_limits=None,
               decode=False, buildargs=None, gzip=False, shmsize=None,
               labels=None, cache_from=None, target=None, network_mode=None,
-              squash=None, extra_hosts=None, platform=None):
+              squash=None, extra_hosts=None, platform=None, isolation=None):
         """
         Similar to the ``docker build`` command. Either ``path`` or ``fileobj``
         needs to be set. ``path`` can be a local path (to a directory
@@ -100,6 +100,8 @@ class BuildApiMixin(object):
             extra_hosts (dict): Extra hosts to add to /etc/hosts in building
                 containers, as a mapping of hostname to IP address.
             platform (str): Platform in the format ``os[/arch[/variant]]``
+            isolation (str): Isolation technology used during build.
+                Default: `None`.
 
         Returns:
             A generator for the build output.
@@ -232,6 +234,13 @@ class BuildApiMixin(object):
                 )
             params['platform'] = platform
 
+        if isolation is not None:
+            if utils.version_lt(self._version, '1.24'):
+                raise errors.InvalidVersion(
+                    'isolation was only introduced in API version 1.24'
+                )
+            params['isolation'] = isolation
+
         if context is not None:
             headers = {'Content-Type': 'application/tar'}
             if encoding:

docker/models/images.py

@@ -164,6 +164,8 @@ class ImageCollection(Collection):
             extra_hosts (dict): Extra hosts to add to /etc/hosts in building
                 containers, as a mapping of hostname to IP address.
             platform (str): Platform in the format ``os[/arch[/variant]]``.
+            isolation (str): Isolation technology used during build.
+                Default: `None`.
 
         Returns:
             (tuple): The first item is the :py:class:`Image` object for the

tests/integration/api_build_test.py

@@ -138,6 +138,21 @@ class BuildTest(BaseAPIIntegrationTest):
         # There is currently no way to get the shmsize
         # that was used to build the image
 
+    @requires_api_version('1.24')
+    def test_build_isolation(self):
+        script = io.BytesIO('\n'.join([
+            'FROM scratch',
+            'CMD sh -c "echo \'Deaf To All But The Song\''
+        ]).encode('ascii'))
+
+        stream = self.client.build(
+            fileobj=script, tag='isolation',
+            isolation='default'
+        )
+
+        for chunk in stream:
+            pass
+
     @requires_api_version('1.23')
     def test_build_labels(self):
         script = io.BytesIO('\n'.join([