Add module mlnxos_l2_interface for supporting configuration of L2 interfaces on Mellanox switches (#34158)

* Add module mlnxos_l2_interface for supporting configuration of L2
interfaces on Mellanox switches

Signed-off-by: Samer Deeb <samerd@mellanox.com>

* use shorter header and fix METADATA

Signed-off-by: Samer Deeb <samerd@mellanox.com>

test/units/modules/network/mlnxos/fixtures/mlnxos_l2_interface_show.cfg

@@ -0,0 +1,12 @@
+{
+    "Eth1/11": {
+        "Access vlan": "1",
+        "Allowed vlans": "",
+        "Mode": "access"
+    },
+    "Eth1/10": {
+        "Access vlan": "1",
+        "Allowed vlans": "10",
+        "Mode": "hybrid"
+    }
+}

test/units/modules/network/mlnxos/test_mlnxos_l2_interface.py

@@ -0,0 +1,105 @@
+#
+# (c) 2016 Red Hat Inc.
+#
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+# Make coding more python3-ish
+from __future__ import (absolute_import, division, print_function)
+__metaclass__ = type
+
+import json
+
+from ansible.compat.tests.mock import patch
+from ansible.modules.network.mlnxos import mlnxos_l2_interface
+from ansible.module_utils.network.mlnxos import mlnxos as mlnxos_utils
+from units.modules.utils import set_module_args
+from .mlnxos_module import TestMlnxosModule, load_fixture
+
+
+class TestMlnxosInterfaceModule(TestMlnxosModule):
+
+    module = mlnxos_l2_interface
+
+    def setUp(self):
+        super(TestMlnxosInterfaceModule, self).setUp()
+        self.mock_get_config = patch.object(
+            mlnxos_l2_interface.MlnxosL2InterfaceModule, "_get_switchport_config")
+        self.get_config = self.mock_get_config.start()
+
+        self.mock_load_config = patch(
+            'ansible.module_utils.network.mlnxos.mlnxos.load_config')
+        self.load_config = self.mock_load_config.start()
+
+    def tearDown(self):
+        super(TestMlnxosInterfaceModule, self).tearDown()
+        self.mock_get_config.stop()
+        self.mock_load_config.stop()
+
+    def load_fixtures(self, commands=None, transport='cli'):
+        config_file = 'mlnxos_l2_interface_show.cfg'
+        self.get_config.return_value = load_fixture(config_file)
+        self.load_config.return_value = None
+
+    def test_access_vlan_no_change(self):
+        set_module_args(dict(name='Eth1/11', access_vlan=1))
+        self.execute_module(changed=False)
+
+    def test_trunk_vlans_no_change(self):
+        set_module_args(dict(name='Eth1/10', mode='hybrid', access_vlan=1,
+                             trunk_allowed_vlans=[10]))
+        self.execute_module(changed=False)
+
+    def test_access_vlan_change(self):
+        set_module_args(dict(name='Eth1/11', access_vlan=10))
+        commands = ['interface ethernet 1/11', 'switchport access vlan 10',
+                    'exit']
+        self.execute_module(changed=True, commands=commands)
+
+    def test_trunk_vlan_change(self):
+        set_module_args(dict(name='Eth1/10', mode='hybrid', access_vlan=1,
+                             trunk_allowed_vlans=[11]))
+        commands = ['interface ethernet 1/10',
+                    'switchport hybrid allowed-vlan remove 10',
+                    'switchport hybrid allowed-vlan add 11', 'exit']
+        self.execute_module(changed=True, commands=commands)
+
+    def test_trunk_vlan_add(self):
+        set_module_args(dict(name='Eth1/10', mode='hybrid', access_vlan=1,
+                             trunk_allowed_vlans=[10, 11]))
+        commands = ['interface ethernet 1/10',
+                    'switchport hybrid allowed-vlan add 11', 'exit']
+        self.execute_module(changed=True, commands=commands)
+
+    def test_switch_port_access(self):
+        set_module_args(dict(name='Eth1/12', mode='access', access_vlan=11))
+        commands = ['interface ethernet 1/12', 'switchport mode access',
+                    'switchport access vlan 11', 'exit']
+        self.execute_module(changed=True, commands=commands)
+
+    def test_switch_port_trunk(self):
+        set_module_args(dict(name='Eth1/12', mode='trunk',
+                             trunk_allowed_vlans=[11]))
+        commands = ['interface ethernet 1/12', 'switchport mode trunk',
+                    'switchport trunk allowed-vlan add 11', 'exit']
+        self.execute_module(changed=True, commands=commands)
+
+    def test_switch_port_hybrid(self):
+        set_module_args(dict(name='Eth1/12', mode='hybrid', access_vlan=10,
+                             trunk_allowed_vlans=[11]))
+        commands = ['interface ethernet 1/12', 'switchport mode hybrid',
+                    'switchport access vlan 10',
+                    'switchport hybrid allowed-vlan add 11', 'exit']
+        self.execute_module(changed=True, commands=commands)