issue:37307 Add support for changes in pfc output in onyx 3.6.6000 (#37651)

* issue:37307 Add support for changes in pfc output in onyx 3.6.6000

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

lib/ansible/modules/network/onyx/onyx_pfc_interface.py

@@ -140,12 +140,20 @@ class OnyxPfcInterfaceModule(BaseOnyxModule):
 
     def load_current_config(self):
         # called in base class in run function
+        self._os_version = self._get_os_version()
         self._current_config = dict()
         pfc_config = self._get_pfc_config()
         if not pfc_config:
             return
-        if 'Table 2' in pfc_config:
-            pfc_config = pfc_config['Table 2']
+        if self._os_version >= self.ONYX_API_VERSION:
+            if len(pfc_config) >= 3:
+                pfc_config = pfc_config[2]
+            else:
+                pfc_config = dict()
+        else:
+            if 'Table 2' in pfc_config:
+                pfc_config = pfc_config['Table 2']
+
         for if_name, if_pfc_data in iteritems(pfc_config):
             match = self.PFC_IF_REGEX.match(if_name)
             if not match:

test/units/modules/network/onyx/test_onyx_pfc_interface.py

@@ -27,11 +27,15 @@ class TestOnyxPfcInterfaceModule(TestOnyxModule):
         self.mock_load_config = patch(
             'ansible.module_utils.network.onyx.onyx.load_config')
         self.load_config = self.mock_load_config.start()
+        self.mock_get_version = patch.object(
+            onyx_pfc_interface.OnyxPfcInterfaceModule, "_get_os_version")
+        self.get_version = self.mock_get_version.start()
 
     def tearDown(self):
         super(TestOnyxPfcInterfaceModule, self).tearDown()
         self.mock_get_config.stop()
         self.mock_load_config.stop()
+        self.mock_get_version.stop()
 
     def load_fixtures(self, commands=None, transport='cli'):
         if self._pfc_enabled:
@@ -42,6 +46,7 @@ class TestOnyxPfcInterfaceModule(TestOnyxModule):
 
         self.get_config.return_value = load_fixture(config_file)
         self.load_config.return_value = None
+        self.get_version.return_value = "3.6.5000"
 
     def _test_pfc_if(self, if_name, enabled, changed, commands):
         state = 'enabled' if enabled else 'disabled'