Merge "api_crud: migrate ensure_hm_port_mtu to opentackSDK" into stable/2023.1

requirements.txt

@@ -7,3 +7,4 @@
 git+https://github.com/juju/charm-tools.git
 
 simplejson
+openstacksdk==1.0.1

src/lib/charm/openstack/api_crud.py

@@ -33,6 +33,7 @@ from keystoneauth1 import session as keystone_session
 from keystoneauth1 import exceptions as keystone_exceptions
 from neutronclient.v2_0 import client as neutron_client
 from novaclient import client as nova_client
+from openstack import connection
 
 import neutron_lib.constants
 
@@ -486,10 +487,12 @@ def ensure_hm_port_mtu(identity_service):
     reflected here as well.
     """
     session = session_from_identity_service(identity_service)
-    nc = init_neutron_client(session)
-    resp = nc.list_networks(tags='charm-octavia')
-    if len(resp['networks']) > 0:
-        network = resp['networks'][0]
+    conn = connection.Connection(session=session,
+                                 compute_api_version='2',
+                                 identity_interface='internal')
+    net_resp = list(conn.network.networks(tags='charm-octavia'))
+    if len(net_resp) > 0:
+        network = net_resp[0]
         ch_core.hookenv.log('ensuring mgmt network {} mtu={}'.
                             format(network['id'], network['mtu']),
                             level=ch_core.hookenv.DEBUG)

unit_tests/__init__.py

@@ -75,3 +75,4 @@ sys.modules['neutron_lib.constants'] = neutron_lib.constants
 neutronclient = mock.MagicMock()
 sys.modules['neutronclient'] = neutronclient
 sys.modules['neutronclient.v2_0'] = neutronclient.v2_0
+sys.modules['openstack'] = mock.MagicMock()

unit_tests/test_lib_charm_openstack_api_crud.py

@@ -21,6 +21,8 @@ import charms_openstack.test_utils as test_utils
 import charm.openstack.octavia as octavia  # for constants
 import charm.openstack.api_crud as api_crud
 
+from openstack import connection
+
 
 class FakeNeutronConflictException(Exception):
     pass
@@ -297,12 +299,12 @@ class TestAPICrud(test_utils.PatchHelper):
     def test_setup_hm_port(self):
         self.patch_object(api_crud, 'session_from_identity_service')
         self.patch_object(api_crud, 'init_neutron_client')
-        nc = mock.MagicMock()
-        self.init_neutron_client.return_value = nc
+        self.patch_object(connection, 'Connection')
+        conn = mock.MagicMock()
+        self.Connection.return_value = conn
         network_uuid = 'fake-network-uuid'
-        nc.list_networks.return_value = {'networks': [{'id': network_uuid,
-                                                       'mtu': 9000}]}
-
+        conn.network.networks.return_value = [{'id': network_uuid,
+                                               'mtu': 9000}]
         self.patch_object(octavia.ch_net_ip, 'get_iface_addr')
         self.get_iface_addr.return_value = [
             'fe80:db8:42%eth0', '2001:db8:42::42', '127.0.0.1'