Add support for IPAM options in v2 format

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

compose/config/config_schema_v2.0.json

@@ -253,6 +253,13 @@
                 "driver": {"type": "string"},
                 "config": {
                     "type": "array"
+                },
+                "options": {
+                  "type": "object",
+                  "patternProperties": {
+                    "^.+$": {"type": "string"}
+                  },
+                  "additionalProperties": false
                 }
             },
             "additionalProperties": false

compose/config/config_schema_v2.1.json

@@ -298,6 +298,13 @@
                 "driver": {"type": "string"},
                 "config": {
                     "type": "array"
+                },
+                "options": {
+                  "type": "object",
+                  "patternProperties": {
+                    "^.+$": {"type": "string"}
+                  },
+                  "additionalProperties": false
                 }
             },
             "additionalProperties": false

compose/network.py

@@ -123,6 +123,7 @@ def create_ipam_config_from_dict(ipam_dict):
             )
             for config in ipam_dict.get('config', [])
         ],
+        options=ipam_dict.get('options')
     )
 
 
@@ -157,6 +158,12 @@ def check_remote_ipam_config(remote, local):
             if sorted(lc.get('AuxiliaryAddresses')) != sorted(rc.get('AuxiliaryAddresses')):
                 raise NetworkConfigChangedError(local.full_name, 'IPAM config aux_addresses')
 
+    remote_opts = remote_ipam.get('Options', {})
+    local_opts = local.ipam.get('options', {})
+    for k in set.union(set(remote_opts.keys()), set(local_opts.keys())):
+        if remote_opts.get(k) != local_opts.get(k):
+            raise NetworkConfigChangedError(local.full_name, 'IPAM option "{}"'.format(k))
+
 
 def check_remote_network_config(remote, local):
     if local.driver and remote.get('Driver') != local.driver:

tests/integration/project_test.py

@@ -681,6 +681,41 @@ class ProjectTest(DockerClientTestCase):
             }],
         }
 
+    @v2_only()
+    def test_up_with_ipam_options(self):
+        config_data = build_config(
+            version=V2_0,
+            services=[{
+                'name': 'web',
+                'image': 'busybox:latest',
+                'networks': {'front': None},
+            }],
+            networks={
+                'front': {
+                    'driver': 'bridge',
+                    'ipam': {
+                        'driver': 'default',
+                        'options': {
+                            "com.docker.compose.network.test": "9-29-045"
+                        }
+                    },
+                },
+            },
+        )
+
+        project = Project.from_config(
+            client=self.client,
+            name='composetest',
+            config_data=config_data,
+        )
+        project.up()
+
+        network = self.client.networks(names=['composetest_front'])[0]
+
+        assert network['IPAM']['Options'] == {
+            "com.docker.compose.network.test": "9-29-045"
+        }
+
     @v2_only()
     def test_up_with_network_static_addresses(self):
         config_data = build_config(